diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/r600.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/r600.c | 3958 |
1 files changed, 3230 insertions, 728 deletions
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 2e4e60edbff..3c69f58e46e 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -25,21 +25,19 @@ * Alex Deucher * Jerome Glisse */ +#include <linux/slab.h> #include <linux/seq_file.h> #include <linux/firmware.h> -#include <linux/platform_device.h> -#include "drmP.h" -#include "radeon_drm.h" +#include <linux/module.h> +#include <drm/drmP.h> +#include <drm/radeon_drm.h> #include "radeon.h" +#include "radeon_asic.h" #include "radeon_mode.h" #include "r600d.h" #include "atom.h" #include "avivod.h" - -#define PFP_UCODE_SIZE 576 -#define PM4_UCODE_SIZE 1792 -#define R700_PFP_UCODE_SIZE 848 -#define R700_PM4_UCODE_SIZE 1360 +#include "radeon_ucode.h" /* Firmware Names */ MODULE_FIRMWARE("radeon/R600_pfp.bin"); @@ -58,43 +56,872 @@ MODULE_FIRMWARE("radeon/RS780_pfp.bin"); MODULE_FIRMWARE("radeon/RS780_me.bin"); MODULE_FIRMWARE("radeon/RV770_pfp.bin"); MODULE_FIRMWARE("radeon/RV770_me.bin"); +MODULE_FIRMWARE("radeon/RV770_smc.bin"); MODULE_FIRMWARE("radeon/RV730_pfp.bin"); MODULE_FIRMWARE("radeon/RV730_me.bin"); +MODULE_FIRMWARE("radeon/RV730_smc.bin"); +MODULE_FIRMWARE("radeon/RV740_smc.bin"); MODULE_FIRMWARE("radeon/RV710_pfp.bin"); MODULE_FIRMWARE("radeon/RV710_me.bin"); +MODULE_FIRMWARE("radeon/RV710_smc.bin"); +MODULE_FIRMWARE("radeon/R600_rlc.bin"); +MODULE_FIRMWARE("radeon/R700_rlc.bin"); +MODULE_FIRMWARE("radeon/CEDAR_pfp.bin"); +MODULE_FIRMWARE("radeon/CEDAR_me.bin"); +MODULE_FIRMWARE("radeon/CEDAR_rlc.bin"); +MODULE_FIRMWARE("radeon/CEDAR_smc.bin"); +MODULE_FIRMWARE("radeon/REDWOOD_pfp.bin"); +MODULE_FIRMWARE("radeon/REDWOOD_me.bin"); +MODULE_FIRMWARE("radeon/REDWOOD_rlc.bin"); +MODULE_FIRMWARE("radeon/REDWOOD_smc.bin"); +MODULE_FIRMWARE("radeon/JUNIPER_pfp.bin"); +MODULE_FIRMWARE("radeon/JUNIPER_me.bin"); +MODULE_FIRMWARE("radeon/JUNIPER_rlc.bin"); +MODULE_FIRMWARE("radeon/JUNIPER_smc.bin"); +MODULE_FIRMWARE("radeon/CYPRESS_pfp.bin"); +MODULE_FIRMWARE("radeon/CYPRESS_me.bin"); +MODULE_FIRMWARE("radeon/CYPRESS_rlc.bin"); +MODULE_FIRMWARE("radeon/CYPRESS_smc.bin"); +MODULE_FIRMWARE("radeon/PALM_pfp.bin"); +MODULE_FIRMWARE("radeon/PALM_me.bin"); +MODULE_FIRMWARE("radeon/SUMO_rlc.bin"); +MODULE_FIRMWARE("radeon/SUMO_pfp.bin"); +MODULE_FIRMWARE("radeon/SUMO_me.bin"); +MODULE_FIRMWARE("radeon/SUMO2_pfp.bin"); +MODULE_FIRMWARE("radeon/SUMO2_me.bin"); + +static const u32 crtc_offsets[2] = +{ + 0, + AVIVO_D2CRTC_H_TOTAL - AVIVO_D1CRTC_H_TOTAL +}; int r600_debugfs_mc_info_init(struct radeon_device *rdev); -/* This files gather functions specifics to: - * r600,rv610,rv630,rv620,rv635,rv670 - * - * Some of these functions might be used by newer ASICs. - */ +/* r600,rv610,rv630,rv620,rv635,rv670 */ int r600_mc_wait_for_idle(struct radeon_device *rdev); -void r600_gpu_init(struct radeon_device *rdev); +static void r600_gpu_init(struct radeon_device *rdev); void r600_fini(struct radeon_device *rdev); +void r600_irq_disable(struct radeon_device *rdev); +static void r600_pcie_gen2_enable(struct radeon_device *rdev); +extern int evergreen_rlc_resume(struct radeon_device *rdev); +extern void rv770_set_clk_bypass_mode(struct radeon_device *rdev); - -/* - * R600 PCIE GART +/** + * r600_get_xclk - get the xclk + * + * @rdev: radeon_device pointer + * + * Returns the reference clock used by the gfx engine + * (r6xx, IGPs, APUs). */ -int r600_gart_clear_page(struct radeon_device *rdev, int i) +u32 r600_get_xclk(struct radeon_device *rdev) { - void __iomem *ptr = (void *)rdev->gart.table.vram.ptr; - u64 pte; + return rdev->clock.spll.reference_freq; +} - if (i < 0 || i > rdev->gart.num_gpu_pages) - return -EINVAL; - pte = 0; - writeq(pte, ((void __iomem *)ptr) + (i * 8)); +int r600_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk) +{ return 0; } +void dce3_program_fmt(struct drm_encoder *encoder) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc); + struct drm_connector *connector = radeon_get_connector_for_encoder(encoder); + int bpc = 0; + u32 tmp = 0; + enum radeon_connector_dither dither = RADEON_FMT_DITHER_DISABLE; + + if (connector) { + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + bpc = radeon_get_monitor_bpc(connector); + dither = radeon_connector->dither; + } + + /* LVDS FMT is set up by atom */ + if (radeon_encoder->devices & ATOM_DEVICE_LCD_SUPPORT) + return; + + /* not needed for analog */ + if ((radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1) || + (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2)) + return; + + if (bpc == 0) + return; + + switch (bpc) { + case 6: + if (dither == RADEON_FMT_DITHER_ENABLE) + /* XXX sort out optimal dither settings */ + tmp |= FMT_SPATIAL_DITHER_EN; + else + tmp |= FMT_TRUNCATE_EN; + break; + case 8: + if (dither == RADEON_FMT_DITHER_ENABLE) + /* XXX sort out optimal dither settings */ + tmp |= (FMT_SPATIAL_DITHER_EN | FMT_SPATIAL_DITHER_DEPTH); + else + tmp |= (FMT_TRUNCATE_EN | FMT_TRUNCATE_DEPTH); + break; + case 10: + default: + /* not needed */ + break; + } + + WREG32(FMT_BIT_DEPTH_CONTROL + radeon_crtc->crtc_offset, tmp); +} + +/* get temperature in millidegrees */ +int rv6xx_get_temp(struct radeon_device *rdev) +{ + u32 temp = (RREG32(CG_THERMAL_STATUS) & ASIC_T_MASK) >> + ASIC_T_SHIFT; + int actual_temp = temp & 0xff; + + if (temp & 0x100) + actual_temp -= 256; + + return actual_temp * 1000; +} + +void r600_pm_get_dynpm_state(struct radeon_device *rdev) +{ + int i; + + rdev->pm.dynpm_can_upclock = true; + rdev->pm.dynpm_can_downclock = true; + + /* power state array is low to high, default is first */ + if ((rdev->flags & RADEON_IS_IGP) || (rdev->family == CHIP_R600)) { + int min_power_state_index = 0; + + if (rdev->pm.num_power_states > 2) + min_power_state_index = 1; + + switch (rdev->pm.dynpm_planned_action) { + case DYNPM_ACTION_MINIMUM: + rdev->pm.requested_power_state_index = min_power_state_index; + rdev->pm.requested_clock_mode_index = 0; + rdev->pm.dynpm_can_downclock = false; + break; + case DYNPM_ACTION_DOWNCLOCK: + if (rdev->pm.current_power_state_index == min_power_state_index) { + rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index; + rdev->pm.dynpm_can_downclock = false; + } else { + if (rdev->pm.active_crtc_count > 1) { + for (i = 0; i < rdev->pm.num_power_states; i++) { + if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY) + continue; + else if (i >= rdev->pm.current_power_state_index) { + rdev->pm.requested_power_state_index = + rdev->pm.current_power_state_index; + break; + } else { + rdev->pm.requested_power_state_index = i; + break; + } + } + } else { + if (rdev->pm.current_power_state_index == 0) + rdev->pm.requested_power_state_index = + rdev->pm.num_power_states - 1; + else + rdev->pm.requested_power_state_index = + rdev->pm.current_power_state_index - 1; + } + } + rdev->pm.requested_clock_mode_index = 0; + /* don't use the power state if crtcs are active and no display flag is set */ + if ((rdev->pm.active_crtc_count > 0) && + (rdev->pm.power_state[rdev->pm.requested_power_state_index]. + clock_info[rdev->pm.requested_clock_mode_index].flags & + RADEON_PM_MODE_NO_DISPLAY)) { + rdev->pm.requested_power_state_index++; + } + break; + case DYNPM_ACTION_UPCLOCK: + if (rdev->pm.current_power_state_index == (rdev->pm.num_power_states - 1)) { + rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index; + rdev->pm.dynpm_can_upclock = false; + } else { + if (rdev->pm.active_crtc_count > 1) { + for (i = (rdev->pm.num_power_states - 1); i >= 0; i--) { + if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY) + continue; + else if (i <= rdev->pm.current_power_state_index) { + rdev->pm.requested_power_state_index = + rdev->pm.current_power_state_index; + break; + } else { + rdev->pm.requested_power_state_index = i; + break; + } + } + } else + rdev->pm.requested_power_state_index = + rdev->pm.current_power_state_index + 1; + } + rdev->pm.requested_clock_mode_index = 0; + break; + case DYNPM_ACTION_DEFAULT: + rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index; + rdev->pm.requested_clock_mode_index = 0; + rdev->pm.dynpm_can_upclock = false; + break; + case DYNPM_ACTION_NONE: + default: + DRM_ERROR("Requested mode for not defined action\n"); + return; + } + } else { + /* XXX select a power state based on AC/DC, single/dualhead, etc. */ + /* for now just select the first power state and switch between clock modes */ + /* power state array is low to high, default is first (0) */ + if (rdev->pm.active_crtc_count > 1) { + rdev->pm.requested_power_state_index = -1; + /* start at 1 as we don't want the default mode */ + for (i = 1; i < rdev->pm.num_power_states; i++) { + if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY) + continue; + else if ((rdev->pm.power_state[i].type == POWER_STATE_TYPE_PERFORMANCE) || + (rdev->pm.power_state[i].type == POWER_STATE_TYPE_BATTERY)) { + rdev->pm.requested_power_state_index = i; + break; + } + } + /* if nothing selected, grab the default state. */ + if (rdev->pm.requested_power_state_index == -1) + rdev->pm.requested_power_state_index = 0; + } else + rdev->pm.requested_power_state_index = 1; + + switch (rdev->pm.dynpm_planned_action) { + case DYNPM_ACTION_MINIMUM: + rdev->pm.requested_clock_mode_index = 0; + rdev->pm.dynpm_can_downclock = false; + break; + case DYNPM_ACTION_DOWNCLOCK: + if (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index) { + if (rdev->pm.current_clock_mode_index == 0) { + rdev->pm.requested_clock_mode_index = 0; + rdev->pm.dynpm_can_downclock = false; + } else + rdev->pm.requested_clock_mode_index = + rdev->pm.current_clock_mode_index - 1; + } else { + rdev->pm.requested_clock_mode_index = 0; + rdev->pm.dynpm_can_downclock = false; + } + /* don't use the power state if crtcs are active and no display flag is set */ + if ((rdev->pm.active_crtc_count > 0) && + (rdev->pm.power_state[rdev->pm.requested_power_state_index]. + clock_info[rdev->pm.requested_clock_mode_index].flags & + RADEON_PM_MODE_NO_DISPLAY)) { + rdev->pm.requested_clock_mode_index++; + } + break; + case DYNPM_ACTION_UPCLOCK: + if (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index) { + if (rdev->pm.current_clock_mode_index == + (rdev->pm.power_state[rdev->pm.requested_power_state_index].num_clock_modes - 1)) { + rdev->pm.requested_clock_mode_index = rdev->pm.current_clock_mode_index; + rdev->pm.dynpm_can_upclock = false; + } else + rdev->pm.requested_clock_mode_index = + rdev->pm.current_clock_mode_index + 1; + } else { + rdev->pm.requested_clock_mode_index = + rdev->pm.power_state[rdev->pm.requested_power_state_index].num_clock_modes - 1; + rdev->pm.dynpm_can_upclock = false; + } + break; + case DYNPM_ACTION_DEFAULT: + rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index; + rdev->pm.requested_clock_mode_index = 0; + rdev->pm.dynpm_can_upclock = false; + break; + case DYNPM_ACTION_NONE: + default: + DRM_ERROR("Requested mode for not defined action\n"); + return; + } + } + + DRM_DEBUG_DRIVER("Requested: e: %d m: %d p: %d\n", + rdev->pm.power_state[rdev->pm.requested_power_state_index]. + clock_info[rdev->pm.requested_clock_mode_index].sclk, + rdev->pm.power_state[rdev->pm.requested_power_state_index]. + clock_info[rdev->pm.requested_clock_mode_index].mclk, + rdev->pm.power_state[rdev->pm.requested_power_state_index]. + pcie_lanes); +} + +void rs780_pm_init_profile(struct radeon_device *rdev) +{ + if (rdev->pm.num_power_states == 2) { + /* default */ + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0; + /* low sh */ + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0; + /* mid sh */ + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0; + /* high sh */ + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 0; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 1; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0; + /* low mh */ + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0; + /* mid mh */ + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0; + /* high mh */ + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 0; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 1; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0; + } else if (rdev->pm.num_power_states == 3) { + /* default */ + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0; + /* low sh */ + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 1; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0; + /* mid sh */ + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 1; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0; + /* high sh */ + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 1; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 2; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0; + /* low mh */ + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 1; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 1; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0; + /* mid mh */ + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 1; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 1; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0; + /* high mh */ + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 1; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0; + } else { + /* default */ + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0; + /* low sh */ + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 2; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 2; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0; + /* mid sh */ + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 2; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 2; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0; + /* high sh */ + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 2; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 3; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0; + /* low mh */ + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 2; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0; + /* mid mh */ + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 2; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0; + /* high mh */ + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 2; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 3; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0; + } +} + +void r600_pm_init_profile(struct radeon_device *rdev) +{ + int idx; + + if (rdev->family == CHIP_R600) { + /* XXX */ + /* default */ + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0; + /* low sh */ + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0; + /* mid sh */ + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0; + /* high sh */ + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0; + /* low mh */ + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0; + /* mid mh */ + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0; + /* high mh */ + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0; + } else { + if (rdev->pm.num_power_states < 4) { + /* default */ + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2; + /* low sh */ + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 1; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0; + /* mid sh */ + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 1; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1; + /* high sh */ + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 1; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 1; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2; + /* low mh */ + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 2; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 2; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0; + /* low mh */ + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 2; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 2; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1; + /* high mh */ + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 2; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2; + } else { + /* default */ + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2; + /* low sh */ + if (rdev->flags & RADEON_IS_MOBILITY) + idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0); + else + idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0); + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0; + /* mid sh */ + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1; + /* high sh */ + idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0); + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2; + /* low mh */ + if (rdev->flags & RADEON_IS_MOBILITY) + idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1); + else + idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1); + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0; + /* mid mh */ + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1; + /* high mh */ + idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1); + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2; + } + } +} + +void r600_pm_misc(struct radeon_device *rdev) +{ + int req_ps_idx = rdev->pm.requested_power_state_index; + int req_cm_idx = rdev->pm.requested_clock_mode_index; + struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx]; + struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage; + + if ((voltage->type == VOLTAGE_SW) && voltage->voltage) { + /* 0xff01 is a flag rather then an actual voltage */ + if (voltage->voltage == 0xff01) + return; + if (voltage->voltage != rdev->pm.current_vddc) { + radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC); + rdev->pm.current_vddc = voltage->voltage; + DRM_DEBUG_DRIVER("Setting: v: %d\n", voltage->voltage); + } + } +} + +bool r600_gui_idle(struct radeon_device *rdev) +{ + if (RREG32(GRBM_STATUS) & GUI_ACTIVE) + return false; + else + return true; +} + +/* hpd for digital panel detect/disconnect */ +bool r600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd) +{ + bool connected = false; + + if (ASIC_IS_DCE3(rdev)) { + switch (hpd) { + case RADEON_HPD_1: + if (RREG32(DC_HPD1_INT_STATUS) & DC_HPDx_SENSE) + connected = true; + break; + case RADEON_HPD_2: + if (RREG32(DC_HPD2_INT_STATUS) & DC_HPDx_SENSE) + connected = true; + break; + case RADEON_HPD_3: + if (RREG32(DC_HPD3_INT_STATUS) & DC_HPDx_SENSE) + connected = true; + break; + case RADEON_HPD_4: + if (RREG32(DC_HPD4_INT_STATUS) & DC_HPDx_SENSE) + connected = true; + break; + /* DCE 3.2 */ + case RADEON_HPD_5: + if (RREG32(DC_HPD5_INT_STATUS) & DC_HPDx_SENSE) + connected = true; + break; + case RADEON_HPD_6: + if (RREG32(DC_HPD6_INT_STATUS) & DC_HPDx_SENSE) + connected = true; + break; + default: + break; + } + } else { + switch (hpd) { + case RADEON_HPD_1: + if (RREG32(DC_HOT_PLUG_DETECT1_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE) + connected = true; + break; + case RADEON_HPD_2: + if (RREG32(DC_HOT_PLUG_DETECT2_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE) + connected = true; + break; + case RADEON_HPD_3: + if (RREG32(DC_HOT_PLUG_DETECT3_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE) + connected = true; + break; + default: + break; + } + } + return connected; +} + +void r600_hpd_set_polarity(struct radeon_device *rdev, + enum radeon_hpd_id hpd) +{ + u32 tmp; + bool connected = r600_hpd_sense(rdev, hpd); + + if (ASIC_IS_DCE3(rdev)) { + switch (hpd) { + case RADEON_HPD_1: + tmp = RREG32(DC_HPD1_INT_CONTROL); + if (connected) + tmp &= ~DC_HPDx_INT_POLARITY; + else + tmp |= DC_HPDx_INT_POLARITY; + WREG32(DC_HPD1_INT_CONTROL, tmp); + break; + case RADEON_HPD_2: + tmp = RREG32(DC_HPD2_INT_CONTROL); + if (connected) + tmp &= ~DC_HPDx_INT_POLARITY; + else + tmp |= DC_HPDx_INT_POLARITY; + WREG32(DC_HPD2_INT_CONTROL, tmp); + break; + case RADEON_HPD_3: + tmp = RREG32(DC_HPD3_INT_CONTROL); + if (connected) + tmp &= ~DC_HPDx_INT_POLARITY; + else + tmp |= DC_HPDx_INT_POLARITY; + WREG32(DC_HPD3_INT_CONTROL, tmp); + break; + case RADEON_HPD_4: + tmp = RREG32(DC_HPD4_INT_CONTROL); + if (connected) + tmp &= ~DC_HPDx_INT_POLARITY; + else + tmp |= DC_HPDx_INT_POLARITY; + WREG32(DC_HPD4_INT_CONTROL, tmp); + break; + case RADEON_HPD_5: + tmp = RREG32(DC_HPD5_INT_CONTROL); + if (connected) + tmp &= ~DC_HPDx_INT_POLARITY; + else + tmp |= DC_HPDx_INT_POLARITY; + WREG32(DC_HPD5_INT_CONTROL, tmp); + break; + /* DCE 3.2 */ + case RADEON_HPD_6: + tmp = RREG32(DC_HPD6_INT_CONTROL); + if (connected) + tmp &= ~DC_HPDx_INT_POLARITY; + else + tmp |= DC_HPDx_INT_POLARITY; + WREG32(DC_HPD6_INT_CONTROL, tmp); + break; + default: + break; + } + } else { + switch (hpd) { + case RADEON_HPD_1: + tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL); + if (connected) + tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY; + else + tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY; + WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp); + break; + case RADEON_HPD_2: + tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL); + if (connected) + tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY; + else + tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY; + WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp); + break; + case RADEON_HPD_3: + tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL); + if (connected) + tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY; + else + tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY; + WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp); + break; + default: + break; + } + } +} + +void r600_hpd_init(struct radeon_device *rdev) +{ + struct drm_device *dev = rdev->ddev; + struct drm_connector *connector; + unsigned enable = 0; + + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + + if (connector->connector_type == DRM_MODE_CONNECTOR_eDP || + connector->connector_type == DRM_MODE_CONNECTOR_LVDS) { + /* don't try to enable hpd on eDP or LVDS avoid breaking the + * aux dp channel on imac and help (but not completely fix) + * https://bugzilla.redhat.com/show_bug.cgi?id=726143 + */ + continue; + } + if (ASIC_IS_DCE3(rdev)) { + u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) | DC_HPDx_RX_INT_TIMER(0xfa); + if (ASIC_IS_DCE32(rdev)) + tmp |= DC_HPDx_EN; + + switch (radeon_connector->hpd.hpd) { + case RADEON_HPD_1: + WREG32(DC_HPD1_CONTROL, tmp); + break; + case RADEON_HPD_2: + WREG32(DC_HPD2_CONTROL, tmp); + break; + case RADEON_HPD_3: + WREG32(DC_HPD3_CONTROL, tmp); + break; + case RADEON_HPD_4: + WREG32(DC_HPD4_CONTROL, tmp); + break; + /* DCE 3.2 */ + case RADEON_HPD_5: + WREG32(DC_HPD5_CONTROL, tmp); + break; + case RADEON_HPD_6: + WREG32(DC_HPD6_CONTROL, tmp); + break; + default: + break; + } + } else { + switch (radeon_connector->hpd.hpd) { + case RADEON_HPD_1: + WREG32(DC_HOT_PLUG_DETECT1_CONTROL, DC_HOT_PLUG_DETECTx_EN); + break; + case RADEON_HPD_2: + WREG32(DC_HOT_PLUG_DETECT2_CONTROL, DC_HOT_PLUG_DETECTx_EN); + break; + case RADEON_HPD_3: + WREG32(DC_HOT_PLUG_DETECT3_CONTROL, DC_HOT_PLUG_DETECTx_EN); + break; + default: + break; + } + } + enable |= 1 << radeon_connector->hpd.hpd; + radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd); + } + radeon_irq_kms_enable_hpd(rdev, enable); +} + +void r600_hpd_fini(struct radeon_device *rdev) +{ + struct drm_device *dev = rdev->ddev; + struct drm_connector *connector; + unsigned disable = 0; + + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + if (ASIC_IS_DCE3(rdev)) { + switch (radeon_connector->hpd.hpd) { + case RADEON_HPD_1: + WREG32(DC_HPD1_CONTROL, 0); + break; + case RADEON_HPD_2: + WREG32(DC_HPD2_CONTROL, 0); + break; + case RADEON_HPD_3: + WREG32(DC_HPD3_CONTROL, 0); + break; + case RADEON_HPD_4: + WREG32(DC_HPD4_CONTROL, 0); + break; + /* DCE 3.2 */ + case RADEON_HPD_5: + WREG32(DC_HPD5_CONTROL, 0); + break; + case RADEON_HPD_6: + WREG32(DC_HPD6_CONTROL, 0); + break; + default: + break; + } + } else { + switch (radeon_connector->hpd.hpd) { + case RADEON_HPD_1: + WREG32(DC_HOT_PLUG_DETECT1_CONTROL, 0); + break; + case RADEON_HPD_2: + WREG32(DC_HOT_PLUG_DETECT2_CONTROL, 0); + break; + case RADEON_HPD_3: + WREG32(DC_HOT_PLUG_DETECT3_CONTROL, 0); + break; + default: + break; + } + } + disable |= 1 << radeon_connector->hpd.hpd; + } + radeon_irq_kms_disable_hpd(rdev, disable); +} + +/* + * R600 PCIE GART + */ void r600_pcie_gart_tlb_flush(struct radeon_device *rdev) { unsigned i; u32 tmp; + /* flush hdp cache so updates hit vram */ + if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) && + !(rdev->flags & RADEON_IS_AGP)) { + void __iomem *ptr = (void *)rdev->gart.ptr; + u32 tmp; + + /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read + * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL + * This seems to cause problems on some AGP cards. Just use the old + * method for them. + */ + WREG32(HDP_DEBUG1, 0); + tmp = readl((void __iomem *)ptr); + } else + WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); + WREG32(VM_CONTEXT0_INVALIDATION_LOW_ADDR, rdev->mc.gtt_start >> 12); WREG32(VM_CONTEXT0_INVALIDATION_HIGH_ADDR, (rdev->mc.gtt_end - 1) >> 12); WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1)); @@ -117,8 +944,8 @@ int r600_pcie_gart_init(struct radeon_device *rdev) { int r; - if (rdev->gart.table.vram.robj) { - WARN(1, "R600 PCIE GART already initialized.\n"); + if (rdev->gart.robj) { + WARN(1, "R600 PCIE GART already initialized\n"); return 0; } /* Initialize common gart structure */ @@ -129,18 +956,19 @@ int r600_pcie_gart_init(struct radeon_device *rdev) return radeon_gart_table_vram_alloc(rdev); } -int r600_pcie_gart_enable(struct radeon_device *rdev) +static int r600_pcie_gart_enable(struct radeon_device *rdev) { u32 tmp; int r, i; - if (rdev->gart.table.vram.robj == NULL) { + if (rdev->gart.robj == NULL) { dev_err(rdev->dev, "No VRAM object for PCIE GART.\n"); return -EINVAL; } r = radeon_gart_table_vram_pin(rdev); if (r) return r; + radeon_gart_restore(rdev); /* Setup L2 cache */ WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING | @@ -168,7 +996,7 @@ int r600_pcie_gart_enable(struct radeon_device *rdev) WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE); WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE); WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12); - WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, (rdev->mc.gtt_end - 1) >> 12); + WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12); WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12); WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) | RANGE_PROTECTION_FAULT_ENABLE_DEFAULT); @@ -178,11 +1006,14 @@ int r600_pcie_gart_enable(struct radeon_device *rdev) WREG32(VM_CONTEXT0_CNTL + (i * 4), 0); r600_pcie_gart_tlb_flush(rdev); + DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n", + (unsigned)(rdev->mc.gtt_size >> 20), + (unsigned long long)rdev->gart.table_addr); rdev->gart.ready = true; return 0; } -void r600_pcie_gart_disable(struct radeon_device *rdev) +static void r600_pcie_gart_disable(struct radeon_device *rdev) { u32 tmp; int i; @@ -212,17 +1043,48 @@ void r600_pcie_gart_disable(struct radeon_device *rdev) WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp); WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp); WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp); - if (rdev->gart.table.vram.robj) { - radeon_object_kunmap(rdev->gart.table.vram.robj); - radeon_object_unpin(rdev->gart.table.vram.robj); - } + radeon_gart_table_vram_unpin(rdev); } -void r600_pcie_gart_fini(struct radeon_device *rdev) +static void r600_pcie_gart_fini(struct radeon_device *rdev) { + radeon_gart_fini(rdev); r600_pcie_gart_disable(rdev); radeon_gart_table_vram_free(rdev); - radeon_gart_fini(rdev); +} + +static void r600_agp_enable(struct radeon_device *rdev) +{ + u32 tmp; + int i; + + /* Setup L2 cache */ + WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING | + ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | + EFFECTIVE_L2_QUEUE_SIZE(7)); + WREG32(VM_L2_CNTL2, 0); + WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1)); + /* Setup TLB control */ + tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING | + SYSTEM_ACCESS_MODE_NOT_IN_SYS | + EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) | + ENABLE_WAIT_L2_QUERY; + WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING); + WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE); + WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE); + for (i = 0; i < 7; i++) + WREG32(VM_CONTEXT0_CNTL + (i * 4), 0); } int r600_mc_wait_for_idle(struct radeon_device *rdev) @@ -240,14 +1102,34 @@ int r600_mc_wait_for_idle(struct radeon_device *rdev) return -1; } -static void r600_mc_resume(struct radeon_device *rdev) +uint32_t rs780_mc_rreg(struct radeon_device *rdev, uint32_t reg) +{ + unsigned long flags; + uint32_t r; + + spin_lock_irqsave(&rdev->mc_idx_lock, flags); + WREG32(R_0028F8_MC_INDEX, S_0028F8_MC_IND_ADDR(reg)); + r = RREG32(R_0028FC_MC_DATA); + WREG32(R_0028F8_MC_INDEX, ~C_0028F8_MC_IND_ADDR); + spin_unlock_irqrestore(&rdev->mc_idx_lock, flags); + return r; +} + +void rs780_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) { - u32 d1vga_control, d2vga_control; - u32 vga_render_control, vga_hdp_control; - u32 d1crtc_control, d2crtc_control; - u32 new_d1grph_primary, new_d1grph_secondary; - u32 new_d2grph_primary, new_d2grph_secondary; - u64 old_vram_start; + unsigned long flags; + + spin_lock_irqsave(&rdev->mc_idx_lock, flags); + WREG32(R_0028F8_MC_INDEX, S_0028F8_MC_IND_ADDR(reg) | + S_0028F8_MC_IND_WR_EN(1)); + WREG32(R_0028FC_MC_DATA, v); + WREG32(R_0028F8_MC_INDEX, 0x7F); + spin_unlock_irqrestore(&rdev->mc_idx_lock, flags); +} + +static void r600_mc_program(struct radeon_device *rdev) +{ + struct rv515_mc_save save; u32 tmp; int i, j; @@ -261,99 +1143,129 @@ static void r600_mc_resume(struct radeon_device *rdev) } WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0); - d1vga_control = RREG32(D1VGA_CONTROL); - d2vga_control = RREG32(D2VGA_CONTROL); - vga_render_control = RREG32(VGA_RENDER_CONTROL); - vga_hdp_control = RREG32(VGA_HDP_CONTROL); - d1crtc_control = RREG32(D1CRTC_CONTROL); - d2crtc_control = RREG32(D2CRTC_CONTROL); - old_vram_start = (u64)(RREG32(MC_VM_FB_LOCATION) & 0xFFFF) << 24; - new_d1grph_primary = RREG32(D1GRPH_PRIMARY_SURFACE_ADDRESS); - new_d1grph_secondary = RREG32(D1GRPH_SECONDARY_SURFACE_ADDRESS); - new_d1grph_primary += rdev->mc.vram_start - old_vram_start; - new_d1grph_secondary += rdev->mc.vram_start - old_vram_start; - new_d2grph_primary = RREG32(D2GRPH_PRIMARY_SURFACE_ADDRESS); - new_d2grph_secondary = RREG32(D2GRPH_SECONDARY_SURFACE_ADDRESS); - new_d2grph_primary += rdev->mc.vram_start - old_vram_start; - new_d2grph_secondary += rdev->mc.vram_start - old_vram_start; - - /* Stop all video */ - WREG32(D1VGA_CONTROL, 0); - WREG32(D2VGA_CONTROL, 0); - WREG32(VGA_RENDER_CONTROL, 0); - WREG32(D1CRTC_UPDATE_LOCK, 1); - WREG32(D2CRTC_UPDATE_LOCK, 1); - WREG32(D1CRTC_CONTROL, 0); - WREG32(D2CRTC_CONTROL, 0); - WREG32(D1CRTC_UPDATE_LOCK, 0); - WREG32(D2CRTC_UPDATE_LOCK, 0); - - mdelay(1); + rv515_mc_stop(rdev, &save); if (r600_mc_wait_for_idle(rdev)) { - printk(KERN_WARNING "[drm] MC not idle !\n"); + dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); } - - /* Lockout access through VGA aperture*/ + /* Lockout access through VGA aperture (doesn't exist before R600) */ WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE); - /* Update configuration */ - WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.vram_start >> 12); - WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, (rdev->mc.vram_end - 1) >> 12); - WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0); - tmp = (((rdev->mc.vram_end - 1) >> 24) & 0xFFFF) << 16; + if (rdev->flags & RADEON_IS_AGP) { + if (rdev->mc.vram_start < rdev->mc.gtt_start) { + /* VRAM before AGP */ + WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, + rdev->mc.vram_start >> 12); + WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, + rdev->mc.gtt_end >> 12); + } else { + /* VRAM after AGP */ + WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, + rdev->mc.gtt_start >> 12); + WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, + rdev->mc.vram_end >> 12); + } + } else { + WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.vram_start >> 12); + WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, rdev->mc.vram_end >> 12); + } + WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, rdev->vram_scratch.gpu_addr >> 12); + tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16; tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF); WREG32(MC_VM_FB_LOCATION, tmp); WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8)); WREG32(HDP_NONSURFACE_INFO, (2 << 7)); - WREG32(HDP_NONSURFACE_SIZE, (rdev->mc.mc_vram_size - 1) | 0x3FF); + WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF); if (rdev->flags & RADEON_IS_AGP) { - WREG32(MC_VM_AGP_TOP, (rdev->mc.gtt_end - 1) >> 16); - WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 16); + WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 22); + WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 22); WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22); } else { WREG32(MC_VM_AGP_BASE, 0); WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF); WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF); } - WREG32(D1GRPH_PRIMARY_SURFACE_ADDRESS, new_d1grph_primary); - WREG32(D1GRPH_SECONDARY_SURFACE_ADDRESS, new_d1grph_secondary); - WREG32(D2GRPH_PRIMARY_SURFACE_ADDRESS, new_d2grph_primary); - WREG32(D2GRPH_SECONDARY_SURFACE_ADDRESS, new_d2grph_secondary); - WREG32(VGA_MEMORY_BASE_ADDRESS, rdev->mc.vram_start); - - /* Unlock host access */ - WREG32(VGA_HDP_CONTROL, vga_hdp_control); - - mdelay(1); if (r600_mc_wait_for_idle(rdev)) { - printk(KERN_WARNING "[drm] MC not idle !\n"); + dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); } - - /* Restore video state */ - WREG32(D1CRTC_UPDATE_LOCK, 1); - WREG32(D2CRTC_UPDATE_LOCK, 1); - WREG32(D1CRTC_CONTROL, d1crtc_control); - WREG32(D2CRTC_CONTROL, d2crtc_control); - WREG32(D1CRTC_UPDATE_LOCK, 0); - WREG32(D2CRTC_UPDATE_LOCK, 0); - WREG32(D1VGA_CONTROL, d1vga_control); - WREG32(D2VGA_CONTROL, d2vga_control); - WREG32(VGA_RENDER_CONTROL, vga_render_control); - + rv515_mc_resume(rdev, &save); /* we need to own VRAM, so turn off the VGA renderer here * to stop it overwriting our objects */ rv515_vga_render_disable(rdev); } -int r600_mc_init(struct radeon_device *rdev) +/** + * r600_vram_gtt_location - try to find VRAM & GTT location + * @rdev: radeon device structure holding all necessary informations + * @mc: memory controller structure holding memory informations + * + * Function will place try to place VRAM at same place as in CPU (PCI) + * address space as some GPU seems to have issue when we reprogram at + * different address space. + * + * If there is not enough space to fit the unvisible VRAM after the + * aperture then we limit the VRAM size to the aperture. + * + * If we are using AGP then place VRAM adjacent to AGP aperture are we need + * them to be in one from GPU point of view so that we can program GPU to + * catch access outside them (weird GPU policy see ??). + * + * This function will never fails, worst case are limiting VRAM or GTT. + * + * Note: GTT start, end, size should be initialized before calling this + * function on AGP platform. + */ +static void r600_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc) +{ + u64 size_bf, size_af; + + if (mc->mc_vram_size > 0xE0000000) { + /* leave room for at least 512M GTT */ + dev_warn(rdev->dev, "limiting VRAM\n"); + mc->real_vram_size = 0xE0000000; + mc->mc_vram_size = 0xE0000000; + } + if (rdev->flags & RADEON_IS_AGP) { + size_bf = mc->gtt_start; + size_af = mc->mc_mask - mc->gtt_end; + if (size_bf > size_af) { + if (mc->mc_vram_size > size_bf) { + dev_warn(rdev->dev, "limiting VRAM\n"); + mc->real_vram_size = size_bf; + mc->mc_vram_size = size_bf; + } + mc->vram_start = mc->gtt_start - mc->mc_vram_size; + } else { + if (mc->mc_vram_size > size_af) { + dev_warn(rdev->dev, "limiting VRAM\n"); + mc->real_vram_size = size_af; + mc->mc_vram_size = size_af; + } + mc->vram_start = mc->gtt_end + 1; + } + mc->vram_end = mc->vram_start + mc->mc_vram_size - 1; + dev_info(rdev->dev, "VRAM: %lluM 0x%08llX - 0x%08llX (%lluM used)\n", + mc->mc_vram_size >> 20, mc->vram_start, + mc->vram_end, mc->real_vram_size >> 20); + } else { + u64 base = 0; + if (rdev->flags & RADEON_IS_IGP) { + base = RREG32(MC_VM_FB_LOCATION) & 0xFFFF; + base <<= 24; + } + radeon_vram_location(rdev, &rdev->mc, base); + rdev->mc.gtt_base_align = 0; + radeon_gtt_location(rdev, mc); + } +} + +static int r600_mc_init(struct radeon_device *rdev) { - fixed20_12 a; u32 tmp; - int chansize; - int r; + int chansize, numchan; + uint32_t h_addr, l_addr; + unsigned long long k8_addr; /* Get VRAM informations */ - rdev->mc.vram_width = 128; rdev->mc.vram_is_ddr = true; tmp = RREG32(RAMCFG); if (tmp & CHANSIZE_OVERRIDE) { @@ -363,315 +1275,546 @@ int r600_mc_init(struct radeon_device *rdev) } else { chansize = 32; } - if (rdev->family == CHIP_R600) { - rdev->mc.vram_width = 8 * chansize; - } else if (rdev->family == CHIP_RV670) { - rdev->mc.vram_width = 4 * chansize; - } else if ((rdev->family == CHIP_RV610) || - (rdev->family == CHIP_RV620)) { - rdev->mc.vram_width = chansize; - } else if ((rdev->family == CHIP_RV630) || - (rdev->family == CHIP_RV635)) { - rdev->mc.vram_width = 2 * chansize; + tmp = RREG32(CHMAP); + switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) { + case 0: + default: + numchan = 1; + break; + case 1: + numchan = 2; + break; + case 2: + numchan = 4; + break; + case 3: + numchan = 8; + break; } + rdev->mc.vram_width = numchan * chansize; /* Could aper size report 0 ? */ - rdev->mc.aper_base = drm_get_resource_start(rdev->ddev, 0); - rdev->mc.aper_size = drm_get_resource_len(rdev->ddev, 0); + rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0); + rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0); /* Setup GPU memory space */ rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE); rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE); + rdev->mc.visible_vram_size = rdev->mc.aper_size; + r600_vram_gtt_location(rdev, &rdev->mc); - if (rdev->mc.mc_vram_size > rdev->mc.aper_size) - rdev->mc.mc_vram_size = rdev->mc.aper_size; - - if (rdev->mc.real_vram_size > rdev->mc.aper_size) - rdev->mc.real_vram_size = rdev->mc.aper_size; + if (rdev->flags & RADEON_IS_IGP) { + rs690_pm_info(rdev); + rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev); - if (rdev->flags & RADEON_IS_AGP) { - r = radeon_agp_init(rdev); - if (r) - return r; - /* gtt_size is setup by radeon_agp_init */ - rdev->mc.gtt_location = rdev->mc.agp_base; - tmp = 0xFFFFFFFFUL - rdev->mc.agp_base - rdev->mc.gtt_size; - /* Try to put vram before or after AGP because we - * we want SYSTEM_APERTURE to cover both VRAM and - * AGP so that GPU can catch out of VRAM/AGP access - */ - if (rdev->mc.gtt_location > rdev->mc.mc_vram_size) { - /* Enought place before */ - rdev->mc.vram_location = rdev->mc.gtt_location - - rdev->mc.mc_vram_size; - } else if (tmp > rdev->mc.mc_vram_size) { - /* Enought place after */ - rdev->mc.vram_location = rdev->mc.gtt_location + - rdev->mc.gtt_size; - } else { - /* Try to setup VRAM then AGP might not - * not work on some card - */ - rdev->mc.vram_location = 0x00000000UL; - rdev->mc.gtt_location = rdev->mc.mc_vram_size; - } - } else { if (rdev->family == CHIP_RS780 || rdev->family == CHIP_RS880) { - rdev->mc.vram_location = (RREG32(MC_VM_FB_LOCATION) & - 0xFFFF) << 24; - rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024; - tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size; - if ((0xFFFFFFFFUL - tmp) >= rdev->mc.gtt_size) { - /* Enough place after vram */ - rdev->mc.gtt_location = tmp; - } else if (rdev->mc.vram_location >= rdev->mc.gtt_size) { - /* Enough place before vram */ - rdev->mc.gtt_location = 0; - } else { - /* Not enough place after or before shrink - * gart size - */ - if (rdev->mc.vram_location > (0xFFFFFFFFUL - tmp)) { - rdev->mc.gtt_location = 0; - rdev->mc.gtt_size = rdev->mc.vram_location; - } else { - rdev->mc.gtt_location = tmp; - rdev->mc.gtt_size = 0xFFFFFFFFUL - tmp; + /* Use K8 direct mapping for fast fb access. */ + rdev->fastfb_working = false; + h_addr = G_000012_K8_ADDR_EXT(RREG32_MC(R_000012_MC_MISC_UMA_CNTL)); + l_addr = RREG32_MC(R_000011_K8_FB_LOCATION); + k8_addr = ((unsigned long long)h_addr) << 32 | l_addr; +#if defined(CONFIG_X86_32) && !defined(CONFIG_X86_PAE) + if (k8_addr + rdev->mc.visible_vram_size < 0x100000000ULL) +#endif + { + /* FastFB shall be used with UMA memory. Here it is simply disabled when sideport + * memory is present. + */ + if (rdev->mc.igp_sideport_enabled == false && radeon_fastfb == 1) { + DRM_INFO("Direct mapping: aper base at 0x%llx, replaced by direct mapping base 0x%llx.\n", + (unsigned long long)rdev->mc.aper_base, k8_addr); + rdev->mc.aper_base = (resource_size_t)k8_addr; + rdev->fastfb_working = true; } } - rdev->mc.gtt_location = rdev->mc.mc_vram_size; - } else { - rdev->mc.vram_location = 0x00000000UL; - rdev->mc.gtt_location = rdev->mc.mc_vram_size; - rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024; - } + } } - rdev->mc.vram_start = rdev->mc.vram_location; - rdev->mc.vram_end = rdev->mc.vram_location + rdev->mc.mc_vram_size; - rdev->mc.gtt_start = rdev->mc.gtt_location; - rdev->mc.gtt_end = rdev->mc.gtt_location + rdev->mc.gtt_size; - /* FIXME: we should enforce default clock in case GPU is not in - * default setup - */ - a.full = rfixed_const(100); - rdev->pm.sclk.full = rfixed_const(rdev->clock.default_sclk); - rdev->pm.sclk.full = rfixed_div(rdev->pm.sclk, a); + + radeon_update_bandwidth_info(rdev); return 0; } -/* We doesn't check that the GPU really needs a reset we simply do the - * reset, it's up to the caller to determine if the GPU needs one. We - * might add an helper function to check that. - */ -int r600_gpu_soft_reset(struct radeon_device *rdev) -{ - u32 grbm_busy_mask = S_008010_VC_BUSY(1) | S_008010_VGT_BUSY_NO_DMA(1) | - S_008010_VGT_BUSY(1) | S_008010_TA03_BUSY(1) | - S_008010_TC_BUSY(1) | S_008010_SX_BUSY(1) | - S_008010_SH_BUSY(1) | S_008010_SPI03_BUSY(1) | - S_008010_SMX_BUSY(1) | S_008010_SC_BUSY(1) | - S_008010_PA_BUSY(1) | S_008010_DB03_BUSY(1) | - S_008010_CR_BUSY(1) | S_008010_CB03_BUSY(1) | - S_008010_GUI_ACTIVE(1); - u32 grbm2_busy_mask = S_008014_SPI0_BUSY(1) | S_008014_SPI1_BUSY(1) | - S_008014_SPI2_BUSY(1) | S_008014_SPI3_BUSY(1) | - S_008014_TA0_BUSY(1) | S_008014_TA1_BUSY(1) | - S_008014_TA2_BUSY(1) | S_008014_TA3_BUSY(1) | - S_008014_DB0_BUSY(1) | S_008014_DB1_BUSY(1) | - S_008014_DB2_BUSY(1) | S_008014_DB3_BUSY(1) | - S_008014_CB0_BUSY(1) | S_008014_CB1_BUSY(1) | - S_008014_CB2_BUSY(1) | S_008014_CB3_BUSY(1); - u32 srbm_reset = 0; +int r600_vram_scratch_init(struct radeon_device *rdev) +{ + int r; - /* Disable CP parsing/prefetching */ - WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(0xff)); - /* Check if any of the rendering block is busy and reset it */ - if ((RREG32(R_008010_GRBM_STATUS) & grbm_busy_mask) || - (RREG32(R_008014_GRBM_STATUS2) & grbm2_busy_mask)) { - WREG32(R_008020_GRBM_SOFT_RESET, S_008020_SOFT_RESET_CR(1) | - S_008020_SOFT_RESET_DB(1) | - S_008020_SOFT_RESET_CB(1) | - S_008020_SOFT_RESET_PA(1) | - S_008020_SOFT_RESET_SC(1) | - S_008020_SOFT_RESET_SMX(1) | - S_008020_SOFT_RESET_SPI(1) | - S_008020_SOFT_RESET_SX(1) | - S_008020_SOFT_RESET_SH(1) | - S_008020_SOFT_RESET_TC(1) | - S_008020_SOFT_RESET_TA(1) | - S_008020_SOFT_RESET_VC(1) | - S_008020_SOFT_RESET_VGT(1)); - (void)RREG32(R_008020_GRBM_SOFT_RESET); - udelay(50); - WREG32(R_008020_GRBM_SOFT_RESET, 0); - (void)RREG32(R_008020_GRBM_SOFT_RESET); + if (rdev->vram_scratch.robj == NULL) { + r = radeon_bo_create(rdev, RADEON_GPU_PAGE_SIZE, + PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM, + NULL, &rdev->vram_scratch.robj); + if (r) { + return r; + } } - /* Reset CP (we always reset CP) */ - WREG32(R_008020_GRBM_SOFT_RESET, S_008020_SOFT_RESET_CP(1)); - (void)RREG32(R_008020_GRBM_SOFT_RESET); - udelay(50); - WREG32(R_008020_GRBM_SOFT_RESET, 0); - (void)RREG32(R_008020_GRBM_SOFT_RESET); - /* Reset others GPU block if necessary */ - if (G_000E50_RLC_BUSY(RREG32(R_000E50_SRBM_STATUS))) - srbm_reset |= S_000E60_SOFT_RESET_RLC(1); - if (G_000E50_GRBM_RQ_PENDING(RREG32(R_000E50_SRBM_STATUS))) - srbm_reset |= S_000E60_SOFT_RESET_GRBM(1); - if (G_000E50_HI_RQ_PENDING(RREG32(R_000E50_SRBM_STATUS))) - srbm_reset |= S_000E60_SOFT_RESET_IH(1); - if (G_000E50_VMC_BUSY(RREG32(R_000E50_SRBM_STATUS))) - srbm_reset |= S_000E60_SOFT_RESET_VMC(1); - if (G_000E50_MCB_BUSY(RREG32(R_000E50_SRBM_STATUS))) - srbm_reset |= S_000E60_SOFT_RESET_MC(1); - if (G_000E50_MCDZ_BUSY(RREG32(R_000E50_SRBM_STATUS))) - srbm_reset |= S_000E60_SOFT_RESET_MC(1); - if (G_000E50_MCDY_BUSY(RREG32(R_000E50_SRBM_STATUS))) - srbm_reset |= S_000E60_SOFT_RESET_MC(1); - if (G_000E50_MCDX_BUSY(RREG32(R_000E50_SRBM_STATUS))) - srbm_reset |= S_000E60_SOFT_RESET_MC(1); - if (G_000E50_MCDW_BUSY(RREG32(R_000E50_SRBM_STATUS))) - srbm_reset |= S_000E60_SOFT_RESET_MC(1); - if (G_000E50_RLC_BUSY(RREG32(R_000E50_SRBM_STATUS))) - srbm_reset |= S_000E60_SOFT_RESET_RLC(1); - if (G_000E50_SEM_BUSY(RREG32(R_000E50_SRBM_STATUS))) - srbm_reset |= S_000E60_SOFT_RESET_SEM(1); - WREG32(R_000E60_SRBM_SOFT_RESET, srbm_reset); - (void)RREG32(R_000E60_SRBM_SOFT_RESET); - udelay(50); - WREG32(R_000E60_SRBM_SOFT_RESET, 0); - (void)RREG32(R_000E60_SRBM_SOFT_RESET); - /* Wait a little for things to settle down */ - udelay(50); - return 0; + + r = radeon_bo_reserve(rdev->vram_scratch.robj, false); + if (unlikely(r != 0)) + return r; + r = radeon_bo_pin(rdev->vram_scratch.robj, + RADEON_GEM_DOMAIN_VRAM, &rdev->vram_scratch.gpu_addr); + if (r) { + radeon_bo_unreserve(rdev->vram_scratch.robj); + return r; + } + r = radeon_bo_kmap(rdev->vram_scratch.robj, + (void **)&rdev->vram_scratch.ptr); + if (r) + radeon_bo_unpin(rdev->vram_scratch.robj); + radeon_bo_unreserve(rdev->vram_scratch.robj); + + return r; } -int r600_gpu_reset(struct radeon_device *rdev) +void r600_vram_scratch_fini(struct radeon_device *rdev) { - return r600_gpu_soft_reset(rdev); + int r; + + if (rdev->vram_scratch.robj == NULL) { + return; + } + r = radeon_bo_reserve(rdev->vram_scratch.robj, false); + if (likely(r == 0)) { + radeon_bo_kunmap(rdev->vram_scratch.robj); + radeon_bo_unpin(rdev->vram_scratch.robj); + radeon_bo_unreserve(rdev->vram_scratch.robj); + } + radeon_bo_unref(&rdev->vram_scratch.robj); } -static u32 r600_get_tile_pipe_to_backend_map(u32 num_tile_pipes, - u32 num_backends, - u32 backend_disable_mask) +void r600_set_bios_scratch_engine_hung(struct radeon_device *rdev, bool hung) { - u32 backend_map = 0; - u32 enabled_backends_mask; - u32 enabled_backends_count; - u32 cur_pipe; - u32 swizzle_pipe[R6XX_MAX_PIPES]; - u32 cur_backend; - u32 i; + u32 tmp = RREG32(R600_BIOS_3_SCRATCH); + + if (hung) + tmp |= ATOM_S3_ASIC_GUI_ENGINE_HUNG; + else + tmp &= ~ATOM_S3_ASIC_GUI_ENGINE_HUNG; + + WREG32(R600_BIOS_3_SCRATCH, tmp); +} - if (num_tile_pipes > R6XX_MAX_PIPES) - num_tile_pipes = R6XX_MAX_PIPES; - if (num_tile_pipes < 1) - num_tile_pipes = 1; - if (num_backends > R6XX_MAX_BACKENDS) - num_backends = R6XX_MAX_BACKENDS; - if (num_backends < 1) - num_backends = 1; - - enabled_backends_mask = 0; - enabled_backends_count = 0; - for (i = 0; i < R6XX_MAX_BACKENDS; ++i) { - if (((backend_disable_mask >> i) & 1) == 0) { - enabled_backends_mask |= (1 << i); - ++enabled_backends_count; +static void r600_print_gpu_status_regs(struct radeon_device *rdev) +{ + dev_info(rdev->dev, " R_008010_GRBM_STATUS = 0x%08X\n", + RREG32(R_008010_GRBM_STATUS)); + dev_info(rdev->dev, " R_008014_GRBM_STATUS2 = 0x%08X\n", + RREG32(R_008014_GRBM_STATUS2)); + dev_info(rdev->dev, " R_000E50_SRBM_STATUS = 0x%08X\n", + RREG32(R_000E50_SRBM_STATUS)); + dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n", + RREG32(CP_STALLED_STAT1)); + dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n", + RREG32(CP_STALLED_STAT2)); + dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n", + RREG32(CP_BUSY_STAT)); + dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n", + RREG32(CP_STAT)); + dev_info(rdev->dev, " R_00D034_DMA_STATUS_REG = 0x%08X\n", + RREG32(DMA_STATUS_REG)); +} + +static bool r600_is_display_hung(struct radeon_device *rdev) +{ + u32 crtc_hung = 0; + u32 crtc_status[2]; + u32 i, j, tmp; + + for (i = 0; i < rdev->num_crtc; i++) { + if (RREG32(AVIVO_D1CRTC_CONTROL + crtc_offsets[i]) & AVIVO_CRTC_EN) { + crtc_status[i] = RREG32(AVIVO_D1CRTC_STATUS_HV_COUNT + crtc_offsets[i]); + crtc_hung |= (1 << i); } - if (enabled_backends_count == num_backends) - break; } - if (enabled_backends_count == 0) { - enabled_backends_mask = 1; - enabled_backends_count = 1; + for (j = 0; j < 10; j++) { + for (i = 0; i < rdev->num_crtc; i++) { + if (crtc_hung & (1 << i)) { + tmp = RREG32(AVIVO_D1CRTC_STATUS_HV_COUNT + crtc_offsets[i]); + if (tmp != crtc_status[i]) + crtc_hung &= ~(1 << i); + } + } + if (crtc_hung == 0) + return false; + udelay(100); } - if (enabled_backends_count != num_backends) - num_backends = enabled_backends_count; + return true; +} - memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * R6XX_MAX_PIPES); - switch (num_tile_pipes) { - case 1: - swizzle_pipe[0] = 0; - break; - case 2: - swizzle_pipe[0] = 0; - swizzle_pipe[1] = 1; - break; - case 3: - swizzle_pipe[0] = 0; - swizzle_pipe[1] = 1; - swizzle_pipe[2] = 2; - break; - case 4: - swizzle_pipe[0] = 0; - swizzle_pipe[1] = 1; - swizzle_pipe[2] = 2; - swizzle_pipe[3] = 3; - break; - case 5: - swizzle_pipe[0] = 0; - swizzle_pipe[1] = 1; - swizzle_pipe[2] = 2; - swizzle_pipe[3] = 3; - swizzle_pipe[4] = 4; - break; - case 6: - swizzle_pipe[0] = 0; - swizzle_pipe[1] = 2; - swizzle_pipe[2] = 4; - swizzle_pipe[3] = 5; - swizzle_pipe[4] = 1; - swizzle_pipe[5] = 3; - break; - case 7: - swizzle_pipe[0] = 0; - swizzle_pipe[1] = 2; - swizzle_pipe[2] = 4; - swizzle_pipe[3] = 6; - swizzle_pipe[4] = 1; - swizzle_pipe[5] = 3; - swizzle_pipe[6] = 5; - break; - case 8: - swizzle_pipe[0] = 0; - swizzle_pipe[1] = 2; - swizzle_pipe[2] = 4; - swizzle_pipe[3] = 6; - swizzle_pipe[4] = 1; - swizzle_pipe[5] = 3; - swizzle_pipe[6] = 5; - swizzle_pipe[7] = 7; - break; +u32 r600_gpu_check_soft_reset(struct radeon_device *rdev) +{ + u32 reset_mask = 0; + u32 tmp; + + /* GRBM_STATUS */ + tmp = RREG32(R_008010_GRBM_STATUS); + if (rdev->family >= CHIP_RV770) { + if (G_008010_PA_BUSY(tmp) | G_008010_SC_BUSY(tmp) | + G_008010_SH_BUSY(tmp) | G_008010_SX_BUSY(tmp) | + G_008010_TA_BUSY(tmp) | G_008010_VGT_BUSY(tmp) | + G_008010_DB03_BUSY(tmp) | G_008010_CB03_BUSY(tmp) | + G_008010_SPI03_BUSY(tmp) | G_008010_VGT_BUSY_NO_DMA(tmp)) + reset_mask |= RADEON_RESET_GFX; + } else { + if (G_008010_PA_BUSY(tmp) | G_008010_SC_BUSY(tmp) | + G_008010_SH_BUSY(tmp) | G_008010_SX_BUSY(tmp) | + G_008010_TA03_BUSY(tmp) | G_008010_VGT_BUSY(tmp) | + G_008010_DB03_BUSY(tmp) | G_008010_CB03_BUSY(tmp) | + G_008010_SPI03_BUSY(tmp) | G_008010_VGT_BUSY_NO_DMA(tmp)) + reset_mask |= RADEON_RESET_GFX; } - cur_backend = 0; - for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) { - while (((1 << cur_backend) & enabled_backends_mask) == 0) - cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS; + if (G_008010_CF_RQ_PENDING(tmp) | G_008010_PF_RQ_PENDING(tmp) | + G_008010_CP_BUSY(tmp) | G_008010_CP_COHERENCY_BUSY(tmp)) + reset_mask |= RADEON_RESET_CP; + + if (G_008010_GRBM_EE_BUSY(tmp)) + reset_mask |= RADEON_RESET_GRBM | RADEON_RESET_GFX | RADEON_RESET_CP; + + /* DMA_STATUS_REG */ + tmp = RREG32(DMA_STATUS_REG); + if (!(tmp & DMA_IDLE)) + reset_mask |= RADEON_RESET_DMA; + + /* SRBM_STATUS */ + tmp = RREG32(R_000E50_SRBM_STATUS); + if (G_000E50_RLC_RQ_PENDING(tmp) | G_000E50_RLC_BUSY(tmp)) + reset_mask |= RADEON_RESET_RLC; + + if (G_000E50_IH_BUSY(tmp)) + reset_mask |= RADEON_RESET_IH; + + if (G_000E50_SEM_BUSY(tmp)) + reset_mask |= RADEON_RESET_SEM; - backend_map |= (u32)(((cur_backend & 3) << (swizzle_pipe[cur_pipe] * 2))); + if (G_000E50_GRBM_RQ_PENDING(tmp)) + reset_mask |= RADEON_RESET_GRBM; - cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS; + if (G_000E50_VMC_BUSY(tmp)) + reset_mask |= RADEON_RESET_VMC; + + if (G_000E50_MCB_BUSY(tmp) | G_000E50_MCDZ_BUSY(tmp) | + G_000E50_MCDY_BUSY(tmp) | G_000E50_MCDX_BUSY(tmp) | + G_000E50_MCDW_BUSY(tmp)) + reset_mask |= RADEON_RESET_MC; + + if (r600_is_display_hung(rdev)) + reset_mask |= RADEON_RESET_DISPLAY; + + /* Skip MC reset as it's mostly likely not hung, just busy */ + if (reset_mask & RADEON_RESET_MC) { + DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask); + reset_mask &= ~RADEON_RESET_MC; } - return backend_map; + return reset_mask; } -int r600_count_pipe_bits(uint32_t val) +static void r600_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask) { - int i, ret = 0; + struct rv515_mc_save save; + u32 grbm_soft_reset = 0, srbm_soft_reset = 0; + u32 tmp; + + if (reset_mask == 0) + return; + + dev_info(rdev->dev, "GPU softreset: 0x%08X\n", reset_mask); + + r600_print_gpu_status_regs(rdev); - for (i = 0; i < 32; i++) { - ret += val & 1; - val >>= 1; + /* Disable CP parsing/prefetching */ + if (rdev->family >= CHIP_RV770) + WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1) | S_0086D8_CP_PFP_HALT(1)); + else + WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1)); + + /* disable the RLC */ + WREG32(RLC_CNTL, 0); + + if (reset_mask & RADEON_RESET_DMA) { + /* Disable DMA */ + tmp = RREG32(DMA_RB_CNTL); + tmp &= ~DMA_RB_ENABLE; + WREG32(DMA_RB_CNTL, tmp); } - return ret; + + mdelay(50); + + rv515_mc_stop(rdev, &save); + if (r600_mc_wait_for_idle(rdev)) { + dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); + } + + if (reset_mask & (RADEON_RESET_GFX | RADEON_RESET_COMPUTE)) { + if (rdev->family >= CHIP_RV770) + grbm_soft_reset |= S_008020_SOFT_RESET_DB(1) | + S_008020_SOFT_RESET_CB(1) | + S_008020_SOFT_RESET_PA(1) | + S_008020_SOFT_RESET_SC(1) | + S_008020_SOFT_RESET_SPI(1) | + S_008020_SOFT_RESET_SX(1) | + S_008020_SOFT_RESET_SH(1) | + S_008020_SOFT_RESET_TC(1) | + S_008020_SOFT_RESET_TA(1) | + S_008020_SOFT_RESET_VC(1) | + S_008020_SOFT_RESET_VGT(1); + else + grbm_soft_reset |= S_008020_SOFT_RESET_CR(1) | + S_008020_SOFT_RESET_DB(1) | + S_008020_SOFT_RESET_CB(1) | + S_008020_SOFT_RESET_PA(1) | + S_008020_SOFT_RESET_SC(1) | + S_008020_SOFT_RESET_SMX(1) | + S_008020_SOFT_RESET_SPI(1) | + S_008020_SOFT_RESET_SX(1) | + S_008020_SOFT_RESET_SH(1) | + S_008020_SOFT_RESET_TC(1) | + S_008020_SOFT_RESET_TA(1) | + S_008020_SOFT_RESET_VC(1) | + S_008020_SOFT_RESET_VGT(1); + } + + if (reset_mask & RADEON_RESET_CP) { + grbm_soft_reset |= S_008020_SOFT_RESET_CP(1) | + S_008020_SOFT_RESET_VGT(1); + + srbm_soft_reset |= S_000E60_SOFT_RESET_GRBM(1); + } + + if (reset_mask & RADEON_RESET_DMA) { + if (rdev->family >= CHIP_RV770) + srbm_soft_reset |= RV770_SOFT_RESET_DMA; + else + srbm_soft_reset |= SOFT_RESET_DMA; + } + + if (reset_mask & RADEON_RESET_RLC) + srbm_soft_reset |= S_000E60_SOFT_RESET_RLC(1); + + if (reset_mask & RADEON_RESET_SEM) + srbm_soft_reset |= S_000E60_SOFT_RESET_SEM(1); + + if (reset_mask & RADEON_RESET_IH) + srbm_soft_reset |= S_000E60_SOFT_RESET_IH(1); + + if (reset_mask & RADEON_RESET_GRBM) + srbm_soft_reset |= S_000E60_SOFT_RESET_GRBM(1); + + if (!(rdev->flags & RADEON_IS_IGP)) { + if (reset_mask & RADEON_RESET_MC) + srbm_soft_reset |= S_000E60_SOFT_RESET_MC(1); + } + + if (reset_mask & RADEON_RESET_VMC) + srbm_soft_reset |= S_000E60_SOFT_RESET_VMC(1); + + if (grbm_soft_reset) { + tmp = RREG32(R_008020_GRBM_SOFT_RESET); + tmp |= grbm_soft_reset; + dev_info(rdev->dev, "R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp); + WREG32(R_008020_GRBM_SOFT_RESET, tmp); + tmp = RREG32(R_008020_GRBM_SOFT_RESET); + + udelay(50); + + tmp &= ~grbm_soft_reset; + WREG32(R_008020_GRBM_SOFT_RESET, tmp); + tmp = RREG32(R_008020_GRBM_SOFT_RESET); + } + + if (srbm_soft_reset) { + tmp = RREG32(SRBM_SOFT_RESET); + tmp |= srbm_soft_reset; + dev_info(rdev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp); + WREG32(SRBM_SOFT_RESET, tmp); + tmp = RREG32(SRBM_SOFT_RESET); + + udelay(50); + + tmp &= ~srbm_soft_reset; + WREG32(SRBM_SOFT_RESET, tmp); + tmp = RREG32(SRBM_SOFT_RESET); + } + + /* Wait a little for things to settle down */ + mdelay(1); + + rv515_mc_resume(rdev, &save); + udelay(50); + + r600_print_gpu_status_regs(rdev); +} + +static void r600_gpu_pci_config_reset(struct radeon_device *rdev) +{ + struct rv515_mc_save save; + u32 tmp, i; + + dev_info(rdev->dev, "GPU pci config reset\n"); + + /* disable dpm? */ + + /* Disable CP parsing/prefetching */ + if (rdev->family >= CHIP_RV770) + WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1) | S_0086D8_CP_PFP_HALT(1)); + else + WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1)); + + /* disable the RLC */ + WREG32(RLC_CNTL, 0); + + /* Disable DMA */ + tmp = RREG32(DMA_RB_CNTL); + tmp &= ~DMA_RB_ENABLE; + WREG32(DMA_RB_CNTL, tmp); + + mdelay(50); + + /* set mclk/sclk to bypass */ + if (rdev->family >= CHIP_RV770) + rv770_set_clk_bypass_mode(rdev); + /* disable BM */ + pci_clear_master(rdev->pdev); + /* disable mem access */ + rv515_mc_stop(rdev, &save); + if (r600_mc_wait_for_idle(rdev)) { + dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); + } + + /* BIF reset workaround. Not sure if this is needed on 6xx */ + tmp = RREG32(BUS_CNTL); + tmp |= VGA_COHE_SPEC_TIMER_DIS; + WREG32(BUS_CNTL, tmp); + + tmp = RREG32(BIF_SCRATCH0); + + /* reset */ + radeon_pci_config_reset(rdev); + mdelay(1); + + /* BIF reset workaround. Not sure if this is needed on 6xx */ + tmp = SOFT_RESET_BIF; + WREG32(SRBM_SOFT_RESET, tmp); + mdelay(1); + WREG32(SRBM_SOFT_RESET, 0); + + /* wait for asic to come out of reset */ + for (i = 0; i < rdev->usec_timeout; i++) { + if (RREG32(CONFIG_MEMSIZE) != 0xffffffff) + break; + udelay(1); + } +} + +int r600_asic_reset(struct radeon_device *rdev) +{ + u32 reset_mask; + + reset_mask = r600_gpu_check_soft_reset(rdev); + + if (reset_mask) + r600_set_bios_scratch_engine_hung(rdev, true); + + /* try soft reset */ + r600_gpu_soft_reset(rdev, reset_mask); + + reset_mask = r600_gpu_check_soft_reset(rdev); + + /* try pci config reset */ + if (reset_mask && radeon_hard_reset) + r600_gpu_pci_config_reset(rdev); + + reset_mask = r600_gpu_check_soft_reset(rdev); + + if (!reset_mask) + r600_set_bios_scratch_engine_hung(rdev, false); + + return 0; +} + +/** + * r600_gfx_is_lockup - Check if the GFX engine is locked up + * + * @rdev: radeon_device pointer + * @ring: radeon_ring structure holding ring information + * + * Check if the GFX engine is locked up. + * Returns true if the engine appears to be locked up, false if not. + */ +bool r600_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring) +{ + u32 reset_mask = r600_gpu_check_soft_reset(rdev); + + if (!(reset_mask & (RADEON_RESET_GFX | + RADEON_RESET_COMPUTE | + RADEON_RESET_CP))) { + radeon_ring_lockup_update(rdev, ring); + return false; + } + return radeon_ring_test_lockup(rdev, ring); +} + +u32 r6xx_remap_render_backend(struct radeon_device *rdev, + u32 tiling_pipe_num, + u32 max_rb_num, + u32 total_max_rb_num, + u32 disabled_rb_mask) +{ + u32 rendering_pipe_num, rb_num_width, req_rb_num; + u32 pipe_rb_ratio, pipe_rb_remain, tmp; + u32 data = 0, mask = 1 << (max_rb_num - 1); + unsigned i, j; + + /* mask out the RBs that don't exist on that asic */ + tmp = disabled_rb_mask | ((0xff << max_rb_num) & 0xff); + /* make sure at least one RB is available */ + if ((tmp & 0xff) != 0xff) + disabled_rb_mask = tmp; + + rendering_pipe_num = 1 << tiling_pipe_num; + req_rb_num = total_max_rb_num - r600_count_pipe_bits(disabled_rb_mask); + BUG_ON(rendering_pipe_num < req_rb_num); + + pipe_rb_ratio = rendering_pipe_num / req_rb_num; + pipe_rb_remain = rendering_pipe_num - pipe_rb_ratio * req_rb_num; + + if (rdev->family <= CHIP_RV740) { + /* r6xx/r7xx */ + rb_num_width = 2; + } else { + /* eg+ */ + rb_num_width = 4; + } + + for (i = 0; i < max_rb_num; i++) { + if (!(mask & disabled_rb_mask)) { + for (j = 0; j < pipe_rb_ratio; j++) { + data <<= rb_num_width; + data |= max_rb_num - i - 1; + } + if (pipe_rb_remain) { + data <<= rb_num_width; + data |= max_rb_num - i - 1; + pipe_rb_remain--; + } + } + mask >>= 1; + } + + return data; +} + +int r600_count_pipe_bits(uint32_t val) +{ + return hweight32(val); } -void r600_gpu_init(struct radeon_device *rdev) +static void r600_gpu_init(struct radeon_device *rdev) { u32 tiling_config; u32 ramcfg; + u32 cc_rb_backend_disable; + u32 cc_gc_shader_pipe_config; u32 tmp; int i, j; u32 sq_config; @@ -680,8 +1823,9 @@ void r600_gpu_init(struct radeon_device *rdev) u32 sq_thread_resource_mgmt = 0; u32 sq_stack_resource_mgmt_1 = 0; u32 sq_stack_resource_mgmt_2 = 0; + u32 disabled_rb_mask; - /* FIXME: implement */ + rdev->config.r600.tiling_group_size = 256; switch (rdev->family) { case CHIP_R600: rdev->config.r600.max_pipes = 4; @@ -781,8 +1925,11 @@ void r600_gpu_init(struct radeon_device *rdev) default: break; } + rdev->config.r600.tiling_npipes = rdev->config.r600.max_tile_pipes; + rdev->config.r600.tiling_nbanks = 4 << ((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT); tiling_config |= BANK_TILING((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT); - tiling_config |= GROUP_SIZE(0); + tiling_config |= GROUP_SIZE((ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT); + tmp = (ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT; if (tmp > 3) { tiling_config |= ROW_TILING(3); @@ -792,24 +1939,43 @@ void r600_gpu_init(struct radeon_device *rdev) tiling_config |= SAMPLE_SPLIT(tmp); } tiling_config |= BANK_SWAPS(1); - tmp = r600_get_tile_pipe_to_backend_map(rdev->config.r600.max_tile_pipes, - rdev->config.r600.max_backends, - (0xff << rdev->config.r600.max_backends) & 0xff); - tiling_config |= BACKEND_MAP(tmp); + + cc_rb_backend_disable = RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000; + tmp = R6XX_MAX_BACKENDS - + r600_count_pipe_bits((cc_rb_backend_disable >> 16) & R6XX_MAX_BACKENDS_MASK); + if (tmp < rdev->config.r600.max_backends) { + rdev->config.r600.max_backends = tmp; + } + + cc_gc_shader_pipe_config = RREG32(CC_GC_SHADER_PIPE_CONFIG) & 0x00ffff00; + tmp = R6XX_MAX_PIPES - + r600_count_pipe_bits((cc_gc_shader_pipe_config >> 8) & R6XX_MAX_PIPES_MASK); + if (tmp < rdev->config.r600.max_pipes) { + rdev->config.r600.max_pipes = tmp; + } + tmp = R6XX_MAX_SIMDS - + r600_count_pipe_bits((cc_gc_shader_pipe_config >> 16) & R6XX_MAX_SIMDS_MASK); + if (tmp < rdev->config.r600.max_simds) { + rdev->config.r600.max_simds = tmp; + } + tmp = rdev->config.r600.max_simds - + r600_count_pipe_bits((cc_gc_shader_pipe_config >> 16) & R6XX_MAX_SIMDS_MASK); + rdev->config.r600.active_simds = tmp; + + disabled_rb_mask = (RREG32(CC_RB_BACKEND_DISABLE) >> 16) & R6XX_MAX_BACKENDS_MASK; + tmp = (tiling_config & PIPE_TILING__MASK) >> PIPE_TILING__SHIFT; + tmp = r6xx_remap_render_backend(rdev, tmp, rdev->config.r600.max_backends, + R6XX_MAX_BACKENDS, disabled_rb_mask); + tiling_config |= tmp << 16; + rdev->config.r600.backend_map = tmp; + + rdev->config.r600.tile_config = tiling_config; WREG32(GB_TILING_CONFIG, tiling_config); WREG32(DCP_TILING_CONFIG, tiling_config & 0xffff); WREG32(HDP_TILING_CONFIG, tiling_config & 0xffff); + WREG32(DMA_TILING_CONFIG, tiling_config & 0xffff); - tmp = BACKEND_DISABLE((R6XX_MAX_BACKENDS_MASK << rdev->config.r600.max_backends) & R6XX_MAX_BACKENDS_MASK); - WREG32(CC_RB_BACKEND_DISABLE, tmp); - - /* Setup pipes */ - tmp = INACTIVE_QD_PIPES((R6XX_MAX_PIPES_MASK << rdev->config.r600.max_pipes) & R6XX_MAX_PIPES_MASK); - tmp |= INACTIVE_SIMDS((R6XX_MAX_SIMDS_MASK << rdev->config.r600.max_simds) & R6XX_MAX_SIMDS_MASK); - WREG32(CC_GC_SHADER_PIPE_CONFIG, tmp); - WREG32(GC_USER_SHADER_PIPE_CONFIG, tmp); - - tmp = R6XX_MAX_BACKENDS - r600_count_pipe_bits(tmp & INACTIVE_QD_PIPES_MASK); + tmp = R6XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config & INACTIVE_QD_PIPES_MASK) >> 8); WREG32(VGT_OUT_DEALLOC_CNTL, (tmp * 4) & DEALLOC_DIST_MASK); WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, ((tmp * 4) - 2) & VTX_REUSE_DEPTH_MASK); @@ -833,7 +1999,8 @@ void r600_gpu_init(struct radeon_device *rdev) ((rdev->family) == CHIP_RV630) || ((rdev->family) == CHIP_RV610) || ((rdev->family) == CHIP_RV620) || - ((rdev->family) == CHIP_RS780)) { + ((rdev->family) == CHIP_RS780) || + ((rdev->family) == CHIP_RS880)) { WREG32(DB_DEBUG, PREZ_MUST_WAIT_FOR_POSTZ_DONE); } else { WREG32(DB_DEBUG, 0); @@ -850,7 +2017,8 @@ void r600_gpu_init(struct radeon_device *rdev) tmp = RREG32(SQ_MS_FIFO_SIZES); if (((rdev->family) == CHIP_RV610) || ((rdev->family) == CHIP_RV620) || - ((rdev->family) == CHIP_RS780)) { + ((rdev->family) == CHIP_RS780) || + ((rdev->family) == CHIP_RS880)) { tmp = (CACHE_FIFO_SIZE(0xa) | FETCH_FIFO_HIWATER(0xa) | DONE_FIFO_HIWATER(0xe0) | @@ -893,7 +2061,8 @@ void r600_gpu_init(struct radeon_device *rdev) NUM_ES_STACK_ENTRIES(0)); } else if (((rdev->family) == CHIP_RV610) || ((rdev->family) == CHIP_RV620) || - ((rdev->family) == CHIP_RS780)) { + ((rdev->family) == CHIP_RS780) || + ((rdev->family) == CHIP_RS880)) { /* no vertex cache */ sq_config &= ~VC_ENABLE; @@ -950,7 +2119,8 @@ void r600_gpu_init(struct radeon_device *rdev) if (((rdev->family) == CHIP_RV610) || ((rdev->family) == CHIP_RV620) || - ((rdev->family) == CHIP_RS780)) { + ((rdev->family) == CHIP_RS780) || + ((rdev->family) == CHIP_RS880)) { WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(TC_ONLY)); } else { WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC)); @@ -976,8 +2146,9 @@ void r600_gpu_init(struct radeon_device *rdev) tmp = rdev->config.r600.max_pipes * 16; switch (rdev->family) { case CHIP_RV610: - case CHIP_RS780: case CHIP_RV620: + case CHIP_RS780: + case CHIP_RS880: tmp += 32; break; case CHIP_RV670: @@ -1018,8 +2189,9 @@ void r600_gpu_init(struct radeon_device *rdev) switch (rdev->family) { case CHIP_RV610: - case CHIP_RS780: case CHIP_RV620: + case CHIP_RS780: + case CHIP_RS880: tmp = TC_L2_SIZE(8); break; case CHIP_RV630: @@ -1046,6 +2218,7 @@ void r600_gpu_init(struct radeon_device *rdev) WREG32(PA_CL_ENHANCE, (CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3))); WREG32(PA_SC_ENHANCE, FORCE_EOV_MAX_CLK_CNT(4095)); + WREG32(VC_ENHANCE, 0); } @@ -1054,76 +2227,164 @@ void r600_gpu_init(struct radeon_device *rdev) */ u32 r600_pciep_rreg(struct radeon_device *rdev, u32 reg) { + unsigned long flags; u32 r; + spin_lock_irqsave(&rdev->pciep_idx_lock, flags); WREG32(PCIE_PORT_INDEX, ((reg) & 0xff)); (void)RREG32(PCIE_PORT_INDEX); r = RREG32(PCIE_PORT_DATA); + spin_unlock_irqrestore(&rdev->pciep_idx_lock, flags); return r; } void r600_pciep_wreg(struct radeon_device *rdev, u32 reg, u32 v) { + unsigned long flags; + + spin_lock_irqsave(&rdev->pciep_idx_lock, flags); WREG32(PCIE_PORT_INDEX, ((reg) & 0xff)); (void)RREG32(PCIE_PORT_INDEX); WREG32(PCIE_PORT_DATA, (v)); (void)RREG32(PCIE_PORT_DATA); + spin_unlock_irqrestore(&rdev->pciep_idx_lock, flags); } - /* * CP & Ring */ void r600_cp_stop(struct radeon_device *rdev) { + if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX) + radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size); WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1)); + WREG32(SCRATCH_UMSK, 0); + rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false; } -int r600_cp_init_microcode(struct radeon_device *rdev) +int r600_init_microcode(struct radeon_device *rdev) { - struct platform_device *pdev; const char *chip_name; - size_t pfp_req_size, me_req_size; + const char *rlc_chip_name; + const char *smc_chip_name = "RV770"; + size_t pfp_req_size, me_req_size, rlc_req_size, smc_req_size = 0; char fw_name[30]; int err; DRM_DEBUG("\n"); - pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0); - err = IS_ERR(pdev); - if (err) { - printk(KERN_ERR "radeon_cp: Failed to register firmware\n"); - return -EINVAL; - } - switch (rdev->family) { - case CHIP_R600: chip_name = "R600"; break; - case CHIP_RV610: chip_name = "RV610"; break; - case CHIP_RV630: chip_name = "RV630"; break; - case CHIP_RV620: chip_name = "RV620"; break; - case CHIP_RV635: chip_name = "RV635"; break; - case CHIP_RV670: chip_name = "RV670"; break; + case CHIP_R600: + chip_name = "R600"; + rlc_chip_name = "R600"; + break; + case CHIP_RV610: + chip_name = "RV610"; + rlc_chip_name = "R600"; + break; + case CHIP_RV630: + chip_name = "RV630"; + rlc_chip_name = "R600"; + break; + case CHIP_RV620: + chip_name = "RV620"; + rlc_chip_name = "R600"; + break; + case CHIP_RV635: + chip_name = "RV635"; + rlc_chip_name = "R600"; + break; + case CHIP_RV670: + chip_name = "RV670"; + rlc_chip_name = "R600"; + break; case CHIP_RS780: - case CHIP_RS880: chip_name = "RS780"; break; - case CHIP_RV770: chip_name = "RV770"; break; + case CHIP_RS880: + chip_name = "RS780"; + rlc_chip_name = "R600"; + break; + case CHIP_RV770: + chip_name = "RV770"; + rlc_chip_name = "R700"; + smc_chip_name = "RV770"; + smc_req_size = ALIGN(RV770_SMC_UCODE_SIZE, 4); + break; case CHIP_RV730: - case CHIP_RV740: chip_name = "RV730"; break; - case CHIP_RV710: chip_name = "RV710"; break; + chip_name = "RV730"; + rlc_chip_name = "R700"; + smc_chip_name = "RV730"; + smc_req_size = ALIGN(RV730_SMC_UCODE_SIZE, 4); + break; + case CHIP_RV710: + chip_name = "RV710"; + rlc_chip_name = "R700"; + smc_chip_name = "RV710"; + smc_req_size = ALIGN(RV710_SMC_UCODE_SIZE, 4); + break; + case CHIP_RV740: + chip_name = "RV730"; + rlc_chip_name = "R700"; + smc_chip_name = "RV740"; + smc_req_size = ALIGN(RV740_SMC_UCODE_SIZE, 4); + break; + case CHIP_CEDAR: + chip_name = "CEDAR"; + rlc_chip_name = "CEDAR"; + smc_chip_name = "CEDAR"; + smc_req_size = ALIGN(CEDAR_SMC_UCODE_SIZE, 4); + break; + case CHIP_REDWOOD: + chip_name = "REDWOOD"; + rlc_chip_name = "REDWOOD"; + smc_chip_name = "REDWOOD"; + smc_req_size = ALIGN(REDWOOD_SMC_UCODE_SIZE, 4); + break; + case CHIP_JUNIPER: + chip_name = "JUNIPER"; + rlc_chip_name = "JUNIPER"; + smc_chip_name = "JUNIPER"; + smc_req_size = ALIGN(JUNIPER_SMC_UCODE_SIZE, 4); + break; + case CHIP_CYPRESS: + case CHIP_HEMLOCK: + chip_name = "CYPRESS"; + rlc_chip_name = "CYPRESS"; + smc_chip_name = "CYPRESS"; + smc_req_size = ALIGN(CYPRESS_SMC_UCODE_SIZE, 4); + break; + case CHIP_PALM: + chip_name = "PALM"; + rlc_chip_name = "SUMO"; + break; + case CHIP_SUMO: + chip_name = "SUMO"; + rlc_chip_name = "SUMO"; + break; + case CHIP_SUMO2: + chip_name = "SUMO2"; + rlc_chip_name = "SUMO"; + break; default: BUG(); } - if (rdev->family >= CHIP_RV770) { + if (rdev->family >= CHIP_CEDAR) { + pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4; + me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4; + rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4; + } else if (rdev->family >= CHIP_RV770) { pfp_req_size = R700_PFP_UCODE_SIZE * 4; me_req_size = R700_PM4_UCODE_SIZE * 4; + rlc_req_size = R700_RLC_UCODE_SIZE * 4; } else { - pfp_req_size = PFP_UCODE_SIZE * 4; - me_req_size = PM4_UCODE_SIZE * 12; + pfp_req_size = R600_PFP_UCODE_SIZE * 4; + me_req_size = R600_PM4_UCODE_SIZE * 12; + rlc_req_size = R600_RLC_UCODE_SIZE * 4; } - DRM_INFO("Loading %s CP Microcode\n", chip_name); + DRM_INFO("Loading %s Microcode\n", chip_name); snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name); - err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->pfp_fw->size != pfp_req_size) { @@ -1135,7 +2396,7 @@ int r600_cp_init_microcode(struct radeon_device *rdev) } snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name); - err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->me_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->me_fw->size != me_req_size) { @@ -1144,9 +2405,37 @@ int r600_cp_init_microcode(struct radeon_device *rdev) rdev->me_fw->size, fw_name); err = -EINVAL; } -out: - platform_device_unregister(pdev); + snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name); + err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev); + if (err) + goto out; + if (rdev->rlc_fw->size != rlc_req_size) { + printk(KERN_ERR + "r600_rlc: Bogus length %zu in firmware \"%s\"\n", + rdev->rlc_fw->size, fw_name); + err = -EINVAL; + } + + if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_HEMLOCK)) { + snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", smc_chip_name); + err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev); + if (err) { + printk(KERN_ERR + "smc: error loading firmware \"%s\"\n", + fw_name); + release_firmware(rdev->smc_fw); + rdev->smc_fw = NULL; + err = 0; + } else if (rdev->smc_fw->size != smc_req_size) { + printk(KERN_ERR + "smc: Bogus length %zu in firmware \"%s\"\n", + rdev->smc_fw->size, fw_name); + err = -EINVAL; + } + } + +out: if (err) { if (err != -EINVAL) printk(KERN_ERR @@ -1156,10 +2445,44 @@ out: rdev->pfp_fw = NULL; release_firmware(rdev->me_fw); rdev->me_fw = NULL; + release_firmware(rdev->rlc_fw); + rdev->rlc_fw = NULL; + release_firmware(rdev->smc_fw); + rdev->smc_fw = NULL; } return err; } +u32 r600_gfx_get_rptr(struct radeon_device *rdev, + struct radeon_ring *ring) +{ + u32 rptr; + + if (rdev->wb.enabled) + rptr = rdev->wb.wb[ring->rptr_offs/4]; + else + rptr = RREG32(R600_CP_RB_RPTR); + + return rptr; +} + +u32 r600_gfx_get_wptr(struct radeon_device *rdev, + struct radeon_ring *ring) +{ + u32 wptr; + + wptr = RREG32(R600_CP_RB_WPTR); + + return wptr; +} + +void r600_gfx_set_wptr(struct radeon_device *rdev, + struct radeon_ring *ring) +{ + WREG32(R600_CP_RB_WPTR, ring->wptr); + (void)RREG32(R600_CP_RB_WPTR); +} + static int r600_cp_load_microcode(struct radeon_device *rdev) { const __be32 *fw_data; @@ -1170,7 +2493,11 @@ static int r600_cp_load_microcode(struct radeon_device *rdev) r600_cp_stop(rdev); - WREG32(CP_RB_CNTL, RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3)); + WREG32(CP_RB_CNTL, +#ifdef __BIG_ENDIAN + BUF_SWAP_32BIT | +#endif + RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3)); /* Reset cp */ WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP); @@ -1182,13 +2509,13 @@ static int r600_cp_load_microcode(struct radeon_device *rdev) fw_data = (const __be32 *)rdev->me_fw->data; WREG32(CP_ME_RAM_WADDR, 0); - for (i = 0; i < PM4_UCODE_SIZE * 3; i++) + for (i = 0; i < R600_PM4_UCODE_SIZE * 3; i++) WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++)); fw_data = (const __be32 *)rdev->pfp_fw->data; WREG32(CP_PFP_UCODE_ADDR, 0); - for (i = 0; i < PFP_UCODE_SIZE; i++) + for (i = 0; i < R600_PFP_UCODE_SIZE; i++) WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++)); @@ -1200,27 +2527,28 @@ static int r600_cp_load_microcode(struct radeon_device *rdev) int r600_cp_start(struct radeon_device *rdev) { + struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; int r; uint32_t cp_me; - r = radeon_ring_lock(rdev, 7); + r = radeon_ring_lock(rdev, ring, 7); if (r) { DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); return r; } - radeon_ring_write(rdev, PACKET3(PACKET3_ME_INITIALIZE, 5)); - radeon_ring_write(rdev, 0x1); - if (rdev->family < CHIP_RV770) { - radeon_ring_write(rdev, 0x3); - radeon_ring_write(rdev, rdev->config.r600.max_hw_contexts - 1); + radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5)); + radeon_ring_write(ring, 0x1); + if (rdev->family >= CHIP_RV770) { + radeon_ring_write(ring, 0x0); + radeon_ring_write(ring, rdev->config.rv770.max_hw_contexts - 1); } else { - radeon_ring_write(rdev, 0x0); - radeon_ring_write(rdev, rdev->config.rv770.max_hw_contexts - 1); + radeon_ring_write(ring, 0x3); + radeon_ring_write(ring, rdev->config.r600.max_hw_contexts - 1); } - radeon_ring_write(rdev, PACKET3_ME_INITIALIZE_DEVICE_ID(1)); - radeon_ring_write(rdev, 0); - radeon_ring_write(rdev, 0); - radeon_ring_unlock_commit(rdev); + radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1)); + radeon_ring_write(ring, 0); + radeon_ring_write(ring, 0); + radeon_ring_unlock_commit(rdev, ring); cp_me = 0xff; WREG32(R_0086D8_CP_ME_CNTL, cp_me); @@ -1229,6 +2557,7 @@ int r600_cp_start(struct radeon_device *rdev) int r600_cp_resume(struct radeon_device *rdev) { + struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; u32 tmp; u32 rb_bufsz; int r; @@ -1240,61 +2569,83 @@ int r600_cp_resume(struct radeon_device *rdev) WREG32(GRBM_SOFT_RESET, 0); /* Set ring buffer size */ - rb_bufsz = drm_order(rdev->cp.ring_size / 8); + rb_bufsz = order_base_2(ring->ring_size / 8); + tmp = (order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz; #ifdef __BIG_ENDIAN - WREG32(CP_RB_CNTL, BUF_SWAP_32BIT | RB_NO_UPDATE | - (drm_order(4096/8) << 8) | rb_bufsz); -#else - WREG32(CP_RB_CNTL, RB_NO_UPDATE | (drm_order(4096/8) << 8) | rb_bufsz); + tmp |= BUF_SWAP_32BIT; #endif - WREG32(CP_SEM_WAIT_TIMER, 0x4); + WREG32(CP_RB_CNTL, tmp); + WREG32(CP_SEM_WAIT_TIMER, 0x0); /* Set the write pointer delay */ WREG32(CP_RB_WPTR_DELAY, 0); /* Initialize the ring buffer's read and write pointers */ - tmp = RREG32(CP_RB_CNTL); WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA); WREG32(CP_RB_RPTR_WR, 0); - WREG32(CP_RB_WPTR, 0); - WREG32(CP_RB_RPTR_ADDR, rdev->cp.gpu_addr & 0xFFFFFFFF); - WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->cp.gpu_addr)); + ring->wptr = 0; + WREG32(CP_RB_WPTR, ring->wptr); + + /* set the wb address whether it's enabled or not */ + WREG32(CP_RB_RPTR_ADDR, + ((rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC)); + WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF); + WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF); + + if (rdev->wb.enabled) + WREG32(SCRATCH_UMSK, 0xff); + else { + tmp |= RB_NO_UPDATE; + WREG32(SCRATCH_UMSK, 0); + } + mdelay(1); WREG32(CP_RB_CNTL, tmp); - WREG32(CP_RB_BASE, rdev->cp.gpu_addr >> 8); + WREG32(CP_RB_BASE, ring->gpu_addr >> 8); WREG32(CP_DEBUG, (1 << 27) | (1 << 28)); - rdev->cp.rptr = RREG32(CP_RB_RPTR); - rdev->cp.wptr = RREG32(CP_RB_WPTR); - r600_cp_start(rdev); - rdev->cp.ready = true; - r = radeon_ring_test(rdev); + ring->ready = true; + r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, ring); if (r) { - rdev->cp.ready = false; + ring->ready = false; return r; } - return 0; -} -void r600_cp_commit(struct radeon_device *rdev) -{ - WREG32(CP_RB_WPTR, rdev->cp.wptr); - (void)RREG32(CP_RB_WPTR); + if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX) + radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size); + + return 0; } -void r600_ring_init(struct radeon_device *rdev, unsigned ring_size) +void r600_ring_init(struct radeon_device *rdev, struct radeon_ring *ring, unsigned ring_size) { u32 rb_bufsz; + int r; /* Align ring size */ - rb_bufsz = drm_order(ring_size / 8); + rb_bufsz = order_base_2(ring_size / 8); ring_size = (1 << (rb_bufsz + 1)) * 4; - rdev->cp.ring_size = ring_size; - rdev->cp.align_mask = 16 - 1; + ring->ring_size = ring_size; + ring->align_mask = 16 - 1; + + if (radeon_ring_supports_scratch_reg(rdev, ring)) { + r = radeon_scratch_get(rdev, &ring->rptr_save_reg); + if (r) { + DRM_ERROR("failed to get scratch reg for rptr save (%d).\n", r); + ring->rptr_save_reg = 0; + } + } } +void r600_cp_fini(struct radeon_device *rdev) +{ + struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; + r600_cp_stop(rdev); + radeon_ring_fini(rdev, ring); + radeon_scratch_free(rdev, ring->rptr_save_reg); +} /* * GPU scratch registers helpers function. @@ -1304,13 +2655,14 @@ void r600_scratch_init(struct radeon_device *rdev) int i; rdev->scratch.num_reg = 7; + rdev->scratch.reg_base = SCRATCH_REG0; for (i = 0; i < rdev->scratch.num_reg; i++) { rdev->scratch.free[i] = true; - rdev->scratch.reg[i] = SCRATCH_REG0 + (i * 4); + rdev->scratch.reg[i] = rdev->scratch.reg_base + (i * 4); } } -int r600_ring_test(struct radeon_device *rdev) +int r600_ring_test(struct radeon_device *rdev, struct radeon_ring *ring) { uint32_t scratch; uint32_t tmp = 0; @@ -1323,16 +2675,16 @@ int r600_ring_test(struct radeon_device *rdev) return r; } WREG32(scratch, 0xCAFEDEAD); - r = radeon_ring_lock(rdev, 3); + r = radeon_ring_lock(rdev, ring, 3); if (r) { - DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); + DRM_ERROR("radeon: cp failed to lock ring %d (%d).\n", ring->idx, r); radeon_scratch_free(rdev, scratch); return r; } - radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1)); - radeon_ring_write(rdev, ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2)); - radeon_ring_write(rdev, 0xDEADBEEF); - radeon_ring_unlock_commit(rdev); + radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); + radeon_ring_write(ring, ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2)); + radeon_ring_write(ring, 0xDEADBEEF); + radeon_ring_unlock_commit(rdev, ring); for (i = 0; i < rdev->usec_timeout; i++) { tmp = RREG32(scratch); if (tmp == 0xDEADBEEF) @@ -1340,10 +2692,10 @@ int r600_ring_test(struct radeon_device *rdev) DRM_UDELAY(1); } if (i < rdev->usec_timeout) { - DRM_INFO("ring test succeeded in %d usecs\n", i); + DRM_INFO("ring test on %d succeeded in %d usecs\n", ring->idx, i); } else { - DRM_ERROR("radeon: ring test failed (scratch(0x%04X)=0x%08X)\n", - scratch, tmp); + DRM_ERROR("radeon: ring %d test failed (scratch(0x%04X)=0x%08X)\n", + ring->idx, scratch, tmp); r = -EINVAL; } radeon_scratch_free(rdev, scratch); @@ -1351,95 +2703,153 @@ int r600_ring_test(struct radeon_device *rdev) } /* - * Writeback + * CP fences/semaphores */ -int r600_wb_init(struct radeon_device *rdev) -{ - int r; - if (rdev->wb.wb_obj == NULL) { - r = radeon_object_create(rdev, NULL, 4096, - true, - RADEON_GEM_DOMAIN_GTT, - false, &rdev->wb.wb_obj); - if (r) { - DRM_ERROR("radeon: failed to create WB buffer (%d).\n", r); - return r; - } - r = radeon_object_pin(rdev->wb.wb_obj, - RADEON_GEM_DOMAIN_GTT, - &rdev->wb.gpu_addr); - if (r) { - DRM_ERROR("radeon: failed to pin WB buffer (%d).\n", r); - return r; - } - r = radeon_object_kmap(rdev->wb.wb_obj, (void **)&rdev->wb.wb); - if (r) { - DRM_ERROR("radeon: failed to map WB buffer (%d).\n", r); - return r; - } +void r600_fence_ring_emit(struct radeon_device *rdev, + struct radeon_fence *fence) +{ + struct radeon_ring *ring = &rdev->ring[fence->ring]; + u32 cp_coher_cntl = PACKET3_TC_ACTION_ENA | PACKET3_VC_ACTION_ENA | + PACKET3_SH_ACTION_ENA; + + if (rdev->family >= CHIP_RV770) + cp_coher_cntl |= PACKET3_FULL_CACHE_ENA; + + if (rdev->wb.use_event) { + u64 addr = rdev->fence_drv[fence->ring].gpu_addr; + /* flush read cache over gart */ + radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3)); + radeon_ring_write(ring, cp_coher_cntl); + radeon_ring_write(ring, 0xFFFFFFFF); + radeon_ring_write(ring, 0); + radeon_ring_write(ring, 10); /* poll interval */ + /* EVENT_WRITE_EOP - flush caches, send int */ + radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE_EOP, 4)); + radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT_TS) | EVENT_INDEX(5)); + radeon_ring_write(ring, lower_32_bits(addr)); + radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2)); + radeon_ring_write(ring, fence->seq); + radeon_ring_write(ring, 0); + } else { + /* flush read cache over gart */ + radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3)); + radeon_ring_write(ring, cp_coher_cntl); + radeon_ring_write(ring, 0xFFFFFFFF); + radeon_ring_write(ring, 0); + radeon_ring_write(ring, 10); /* poll interval */ + radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE, 0)); + radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT) | EVENT_INDEX(0)); + /* wait for 3D idle clean */ + radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); + radeon_ring_write(ring, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2); + radeon_ring_write(ring, WAIT_3D_IDLE_bit | WAIT_3D_IDLECLEAN_bit); + /* Emit fence sequence & fire IRQ */ + radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); + radeon_ring_write(ring, ((rdev->fence_drv[fence->ring].scratch_reg - PACKET3_SET_CONFIG_REG_OFFSET) >> 2)); + radeon_ring_write(ring, fence->seq); + /* CP_INTERRUPT packet 3 no longer exists, use packet 0 */ + radeon_ring_write(ring, PACKET0(CP_INT_STATUS, 0)); + radeon_ring_write(ring, RB_INT_STAT); } - WREG32(SCRATCH_ADDR, (rdev->wb.gpu_addr >> 8) & 0xFFFFFFFF); - WREG32(CP_RB_RPTR_ADDR, (rdev->wb.gpu_addr + 1024) & 0xFFFFFFFC); - WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + 1024) & 0xFF); - WREG32(SCRATCH_UMSK, 0xff); - return 0; } -void r600_wb_fini(struct radeon_device *rdev) +bool r600_semaphore_ring_emit(struct radeon_device *rdev, + struct radeon_ring *ring, + struct radeon_semaphore *semaphore, + bool emit_wait) { - if (rdev->wb.wb_obj) { - radeon_object_kunmap(rdev->wb.wb_obj); - radeon_object_unpin(rdev->wb.wb_obj); - radeon_object_unref(&rdev->wb.wb_obj); - rdev->wb.wb = NULL; - rdev->wb.wb_obj = NULL; - } -} + uint64_t addr = semaphore->gpu_addr; + unsigned sel = emit_wait ? PACKET3_SEM_SEL_WAIT : PACKET3_SEM_SEL_SIGNAL; + if (rdev->family < CHIP_CAYMAN) + sel |= PACKET3_SEM_WAIT_ON_SIGNAL; -/* - * CS - */ -void r600_fence_ring_emit(struct radeon_device *rdev, - struct radeon_fence *fence) -{ - /* Emit fence sequence & fire IRQ */ - radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1)); - radeon_ring_write(rdev, ((rdev->fence_drv.scratch_reg - PACKET3_SET_CONFIG_REG_OFFSET) >> 2)); - radeon_ring_write(rdev, fence->seq); -} + radeon_ring_write(ring, PACKET3(PACKET3_MEM_SEMAPHORE, 1)); + radeon_ring_write(ring, lower_32_bits(addr)); + radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | sel); -int r600_copy_dma(struct radeon_device *rdev, - uint64_t src_offset, - uint64_t dst_offset, - unsigned num_pages, - struct radeon_fence *fence) -{ - /* FIXME: implement */ - return 0; + return true; } -int r600_copy_blit(struct radeon_device *rdev, - uint64_t src_offset, uint64_t dst_offset, - unsigned num_pages, struct radeon_fence *fence) +/** + * r600_copy_cpdma - copy pages using the CP DMA engine + * + * @rdev: radeon_device pointer + * @src_offset: src GPU address + * @dst_offset: dst GPU address + * @num_gpu_pages: number of GPU pages to xfer + * @fence: radeon fence object + * + * Copy GPU paging using the CP DMA engine (r6xx+). + * Used by the radeon ttm implementation to move pages if + * registered as the asic copy callback. + */ +int r600_copy_cpdma(struct radeon_device *rdev, + uint64_t src_offset, uint64_t dst_offset, + unsigned num_gpu_pages, + struct radeon_fence **fence) { - r600_blit_prepare_copy(rdev, num_pages * 4096); - r600_kms_blit_copy(rdev, src_offset, dst_offset, num_pages * 4096); - r600_blit_done_copy(rdev, fence); - return 0; -} + struct radeon_semaphore *sem = NULL; + int ring_index = rdev->asic->copy.blit_ring_index; + struct radeon_ring *ring = &rdev->ring[ring_index]; + u32 size_in_bytes, cur_size_in_bytes, tmp; + int i, num_loops; + int r = 0; + + r = radeon_semaphore_create(rdev, &sem); + if (r) { + DRM_ERROR("radeon: moving bo (%d).\n", r); + return r; + } -int r600_irq_process(struct radeon_device *rdev) -{ - /* FIXME: implement */ - return 0; -} + size_in_bytes = (num_gpu_pages << RADEON_GPU_PAGE_SHIFT); + num_loops = DIV_ROUND_UP(size_in_bytes, 0x1fffff); + r = radeon_ring_lock(rdev, ring, num_loops * 6 + 24); + if (r) { + DRM_ERROR("radeon: moving bo (%d).\n", r); + radeon_semaphore_free(rdev, &sem, NULL); + return r; + } -int r600_irq_set(struct radeon_device *rdev) -{ - /* FIXME: implement */ - return 0; + radeon_semaphore_sync_to(sem, *fence); + radeon_semaphore_sync_rings(rdev, sem, ring->idx); + + radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); + radeon_ring_write(ring, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2); + radeon_ring_write(ring, WAIT_3D_IDLE_bit); + for (i = 0; i < num_loops; i++) { + cur_size_in_bytes = size_in_bytes; + if (cur_size_in_bytes > 0x1fffff) + cur_size_in_bytes = 0x1fffff; + size_in_bytes -= cur_size_in_bytes; + tmp = upper_32_bits(src_offset) & 0xff; + if (size_in_bytes == 0) + tmp |= PACKET3_CP_DMA_CP_SYNC; + radeon_ring_write(ring, PACKET3(PACKET3_CP_DMA, 4)); + radeon_ring_write(ring, lower_32_bits(src_offset)); + radeon_ring_write(ring, tmp); + radeon_ring_write(ring, lower_32_bits(dst_offset)); + radeon_ring_write(ring, upper_32_bits(dst_offset) & 0xff); + radeon_ring_write(ring, cur_size_in_bytes); + src_offset += cur_size_in_bytes; + dst_offset += cur_size_in_bytes; + } + radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); + radeon_ring_write(ring, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2); + radeon_ring_write(ring, WAIT_CP_DMA_IDLE_bit); + + r = radeon_fence_emit(rdev, fence, ring->idx); + if (r) { + radeon_ring_unlock_undo(rdev, ring); + radeon_semaphore_free(rdev, &sem, NULL); + return r; + } + + radeon_ring_unlock_commit(rdev, ring); + radeon_semaphore_free(rdev, &sem, *fence); + + return r; } int r600_set_surface_reg(struct radeon_device *rdev, int reg, @@ -1455,54 +2865,81 @@ void r600_clear_surface_reg(struct radeon_device *rdev, int reg) /* FIXME: implement */ } - -bool r600_card_posted(struct radeon_device *rdev) +static int r600_startup(struct radeon_device *rdev) { - uint32_t reg; + struct radeon_ring *ring; + int r; - /* first check CRTCs */ - reg = RREG32(D1CRTC_CONTROL) | - RREG32(D2CRTC_CONTROL); - if (reg & CRTC_EN) - return true; + /* enable pcie gen2 link */ + r600_pcie_gen2_enable(rdev); - /* then check MEM_SIZE, in case the crtcs are off */ - if (RREG32(CONFIG_MEMSIZE)) - return true; + /* scratch needs to be initialized before MC */ + r = r600_vram_scratch_init(rdev); + if (r) + return r; - return false; -} + r600_mc_program(rdev); -int r600_startup(struct radeon_device *rdev) -{ - int r; + if (rdev->flags & RADEON_IS_AGP) { + r600_agp_enable(rdev); + } else { + r = r600_pcie_gart_enable(rdev); + if (r) + return r; + } + r600_gpu_init(rdev); - r600_gpu_reset(rdev); - r600_mc_resume(rdev); - r = r600_pcie_gart_enable(rdev); + /* allocate wb buffer */ + r = radeon_wb_init(rdev); if (r) return r; - r600_gpu_init(rdev); - r = radeon_object_pin(rdev->r600_blit.shader_obj, RADEON_GEM_DOMAIN_VRAM, - &rdev->r600_blit.shader_gpu_addr); + r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX); if (r) { - DRM_ERROR("failed to pin blit object %d\n", r); + dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); return r; } - r = radeon_ring_init(rdev, rdev->cp.ring_size); + /* Enable IRQ */ + if (!rdev->irq.installed) { + r = radeon_irq_kms_init(rdev); + if (r) + return r; + } + + r = r600_irq_init(rdev); + if (r) { + DRM_ERROR("radeon: IH init failed (%d).\n", r); + radeon_irq_kms_fini(rdev); + return r; + } + r600_irq_set(rdev); + + ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; + r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET, + RADEON_CP_PACKET2); if (r) return r; + r = r600_cp_load_microcode(rdev); if (r) return r; r = r600_cp_resume(rdev); if (r) return r; - r = r600_wb_init(rdev); - if (r) + + r = radeon_ib_pool_init(rdev); + if (r) { + dev_err(rdev->dev, "IB initialization failed (%d).\n", r); + return r; + } + + r = r600_audio_init(rdev); + if (r) { + DRM_ERROR("radeon: audio init failed\n"); return r; + } + return 0; } @@ -1524,45 +2961,36 @@ int r600_resume(struct radeon_device *rdev) { int r; - if (radeon_gpu_reset(rdev)) { - /* FIXME: what do we want to do here ? */ - } + /* Do not reset GPU before posting, on r600 hw unlike on r500 hw, + * posting will perform necessary task to bring back GPU into good + * shape. + */ /* post card */ - if (rdev->is_atom_bios) { - atom_asic_init(rdev->mode_info.atom_context); - } else { - radeon_combios_asic_init(rdev->ddev); - } - /* Initialize clocks */ - r = radeon_clocks_init(rdev); - if (r) { - return r; - } + atom_asic_init(rdev->mode_info.atom_context); + if (rdev->pm.pm_method == PM_METHOD_DPM) + radeon_pm_resume(rdev); + + rdev->accel_working = true; r = r600_startup(rdev); if (r) { DRM_ERROR("r600 startup failed on resume\n"); + rdev->accel_working = false; return r; } - r = radeon_ib_test(rdev); - if (r) { - DRM_ERROR("radeon: failled testing IB (%d).\n", r); - return r; - } return r; } - int r600_suspend(struct radeon_device *rdev) { - /* FIXME: we should wait for ring to be empty */ + radeon_pm_suspend(rdev); + r600_audio_fini(rdev); r600_cp_stop(rdev); - rdev->cp.ready = false; - + r600_irq_suspend(rdev); + radeon_wb_disable(rdev); r600_pcie_gart_disable(rdev); - /* unpin shaders bo */ - radeon_object_unpin(rdev->r600_blit.shader_obj); + return 0; } @@ -1576,30 +3004,28 @@ int r600_init(struct radeon_device *rdev) { int r; - rdev->new_init_path = true; - r = radeon_dummy_page_init(rdev); - if (r) - return r; if (r600_debugfs_mc_info_init(rdev)) { DRM_ERROR("Failed to register debugfs file for mc !\n"); } - /* This don't do much */ - r = radeon_gem_init(rdev); - if (r) - return r; /* Read BIOS */ if (!radeon_get_bios(rdev)) { if (ASIC_IS_AVIVO(rdev)) return -EINVAL; } /* Must be an ATOMBIOS */ - if (!rdev->is_atom_bios) + if (!rdev->is_atom_bios) { + dev_err(rdev->dev, "Expecting atombios for R600 GPU\n"); return -EINVAL; + } r = radeon_atombios_init(rdev); if (r) return r; /* Post card if necessary */ - if (!r600_card_posted(rdev) && rdev->bios) { + if (!radeon_card_posted(rdev)) { + if (!rdev->bios) { + dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n"); + return -EINVAL; + } DRM_INFO("GPU not posted. posting now...\n"); atom_asic_init(rdev->mode_info.atom_context); } @@ -1607,98 +3033,80 @@ int r600_init(struct radeon_device *rdev) r600_scratch_init(rdev); /* Initialize surface registers */ radeon_surface_init(rdev); + /* Initialize clocks */ radeon_get_clock_info(rdev->ddev); - r = radeon_clocks_init(rdev); - if (r) - return r; /* Fence driver */ r = radeon_fence_driver_init(rdev); if (r) return r; + if (rdev->flags & RADEON_IS_AGP) { + r = radeon_agp_init(rdev); + if (r) + radeon_agp_disable(rdev); + } r = r600_mc_init(rdev); - if (r) { - if (rdev->flags & RADEON_IS_AGP) { - /* Retry with disabling AGP */ - r600_fini(rdev); - rdev->flags &= ~RADEON_IS_AGP; - return r600_init(rdev); - } + if (r) return r; - } /* Memory manager */ - r = radeon_object_init(rdev); + r = radeon_bo_init(rdev); if (r) return r; - rdev->cp.ring_obj = NULL; - r600_ring_init(rdev, 1024 * 1024); - if (!rdev->me_fw || !rdev->pfp_fw) { - r = r600_cp_init_microcode(rdev); + if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) { + r = r600_init_microcode(rdev); if (r) { DRM_ERROR("Failed to load firmware!\n"); return r; } } + /* Initialize power management */ + radeon_pm_init(rdev); + + rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ring_obj = NULL; + r600_ring_init(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX], 1024 * 1024); + + rdev->ih.ring_obj = NULL; + r600_ih_ring_init(rdev, 64 * 1024); + r = r600_pcie_gart_init(rdev); if (r) return r; rdev->accel_working = true; - r = r600_blit_init(rdev); - if (r) { - DRM_ERROR("radeon: failled blitter (%d).\n", r); - return r; - } - r = r600_startup(rdev); if (r) { - if (rdev->flags & RADEON_IS_AGP) { - /* Retry with disabling AGP */ - r600_fini(rdev); - rdev->flags &= ~RADEON_IS_AGP; - return r600_init(rdev); - } + dev_err(rdev->dev, "disabling GPU acceleration\n"); + r600_cp_fini(rdev); + r600_irq_fini(rdev); + radeon_wb_fini(rdev); + radeon_ib_pool_fini(rdev); + radeon_irq_kms_fini(rdev); + r600_pcie_gart_fini(rdev); rdev->accel_working = false; } - if (rdev->accel_working) { - r = radeon_ib_pool_init(rdev); - if (r) { - DRM_ERROR("radeon: failled initializing IB pool (%d).\n", r); - rdev->accel_working = false; - } - r = radeon_ib_test(rdev); - if (r) { - DRM_ERROR("radeon: failled testing IB (%d).\n", r); - rdev->accel_working = false; - } - } + return 0; } void r600_fini(struct radeon_device *rdev) { - /* Suspend operations */ - r600_suspend(rdev); - - r600_blit_fini(rdev); - radeon_ring_fini(rdev); + radeon_pm_fini(rdev); + r600_audio_fini(rdev); + r600_cp_fini(rdev); + r600_irq_fini(rdev); + radeon_wb_fini(rdev); + radeon_ib_pool_fini(rdev); + radeon_irq_kms_fini(rdev); r600_pcie_gart_fini(rdev); + r600_vram_scratch_fini(rdev); + radeon_agp_fini(rdev); radeon_gem_fini(rdev); radeon_fence_driver_fini(rdev); - radeon_clocks_fini(rdev); -#if __OS_HAS_AGP - if (rdev->flags & RADEON_IS_AGP) - radeon_agp_fini(rdev); -#endif - radeon_object_fini(rdev); - if (rdev->is_atom_bios) - radeon_atombios_fini(rdev); - else - radeon_combios_fini(rdev); + radeon_bo_fini(rdev); + radeon_atombios_fini(rdev); kfree(rdev->bios); rdev->bios = NULL; - radeon_dummy_page_fini(rdev); } @@ -1707,16 +3115,37 @@ void r600_fini(struct radeon_device *rdev) */ void r600_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib) { - /* FIXME: implement */ - radeon_ring_write(rdev, PACKET3(PACKET3_INDIRECT_BUFFER, 2)); - radeon_ring_write(rdev, ib->gpu_addr & 0xFFFFFFFC); - radeon_ring_write(rdev, upper_32_bits(ib->gpu_addr) & 0xFF); - radeon_ring_write(rdev, ib->length_dw); + struct radeon_ring *ring = &rdev->ring[ib->ring]; + u32 next_rptr; + + if (ring->rptr_save_reg) { + next_rptr = ring->wptr + 3 + 4; + radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); + radeon_ring_write(ring, ((ring->rptr_save_reg - + PACKET3_SET_CONFIG_REG_OFFSET) >> 2)); + radeon_ring_write(ring, next_rptr); + } else if (rdev->wb.enabled) { + next_rptr = ring->wptr + 5 + 4; + radeon_ring_write(ring, PACKET3(PACKET3_MEM_WRITE, 3)); + radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc); + radeon_ring_write(ring, (upper_32_bits(ring->next_rptr_gpu_addr) & 0xff) | (1 << 18)); + radeon_ring_write(ring, next_rptr); + radeon_ring_write(ring, 0); + } + + radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2)); + radeon_ring_write(ring, +#ifdef __BIG_ENDIAN + (2 << 0) | +#endif + (ib->gpu_addr & 0xFFFFFFFC)); + radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFF); + radeon_ring_write(ring, ib->length_dw); } -int r600_ib_test(struct radeon_device *rdev) +int r600_ib_test(struct radeon_device *rdev, struct radeon_ring *ring) { - struct radeon_ib *ib; + struct radeon_ib ib; uint32_t scratch; uint32_t tmp = 0; unsigned i; @@ -1728,39 +3157,24 @@ int r600_ib_test(struct radeon_device *rdev) return r; } WREG32(scratch, 0xCAFEDEAD); - r = radeon_ib_get(rdev, &ib); + r = radeon_ib_get(rdev, ring->idx, &ib, NULL, 256); if (r) { DRM_ERROR("radeon: failed to get ib (%d).\n", r); - return r; + goto free_scratch; } - ib->ptr[0] = PACKET3(PACKET3_SET_CONFIG_REG, 1); - ib->ptr[1] = ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2); - ib->ptr[2] = 0xDEADBEEF; - ib->ptr[3] = PACKET2(0); - ib->ptr[4] = PACKET2(0); - ib->ptr[5] = PACKET2(0); - ib->ptr[6] = PACKET2(0); - ib->ptr[7] = PACKET2(0); - ib->ptr[8] = PACKET2(0); - ib->ptr[9] = PACKET2(0); - ib->ptr[10] = PACKET2(0); - ib->ptr[11] = PACKET2(0); - ib->ptr[12] = PACKET2(0); - ib->ptr[13] = PACKET2(0); - ib->ptr[14] = PACKET2(0); - ib->ptr[15] = PACKET2(0); - ib->length_dw = 16; - r = radeon_ib_schedule(rdev, ib); + ib.ptr[0] = PACKET3(PACKET3_SET_CONFIG_REG, 1); + ib.ptr[1] = ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2); + ib.ptr[2] = 0xDEADBEEF; + ib.length_dw = 3; + r = radeon_ib_schedule(rdev, &ib, NULL); if (r) { - radeon_scratch_free(rdev, scratch); - radeon_ib_free(rdev, &ib); DRM_ERROR("radeon: failed to schedule ib (%d).\n", r); - return r; + goto free_ib; } - r = radeon_fence_wait(ib->fence, false); + r = radeon_fence_wait(ib.fence, false); if (r) { DRM_ERROR("radeon: fence wait failed (%d).\n", r); - return r; + goto free_ib; } for (i = 0; i < rdev->usec_timeout; i++) { tmp = RREG32(scratch); @@ -1769,49 +3183,886 @@ int r600_ib_test(struct radeon_device *rdev) DRM_UDELAY(1); } if (i < rdev->usec_timeout) { - DRM_INFO("ib test succeeded in %u usecs\n", i); + DRM_INFO("ib test on ring %d succeeded in %u usecs\n", ib.fence->ring, i); } else { - DRM_ERROR("radeon: ib test failed (sracth(0x%04X)=0x%08X)\n", + DRM_ERROR("radeon: ib test failed (scratch(0x%04X)=0x%08X)\n", scratch, tmp); r = -EINVAL; } - radeon_scratch_free(rdev, scratch); +free_ib: radeon_ib_free(rdev, &ib); +free_scratch: + radeon_scratch_free(rdev, scratch); return r; } +/* + * Interrupts + * + * Interrupts use a ring buffer on r6xx/r7xx hardware. It works pretty + * the same as the CP ring buffer, but in reverse. Rather than the CPU + * writing to the ring and the GPU consuming, the GPU writes to the ring + * and host consumes. As the host irq handler processes interrupts, it + * increments the rptr. When the rptr catches up with the wptr, all the + * current interrupts have been processed. + */ +void r600_ih_ring_init(struct radeon_device *rdev, unsigned ring_size) +{ + u32 rb_bufsz; + /* Align ring size */ + rb_bufsz = order_base_2(ring_size / 4); + ring_size = (1 << rb_bufsz) * 4; + rdev->ih.ring_size = ring_size; + rdev->ih.ptr_mask = rdev->ih.ring_size - 1; + rdev->ih.rptr = 0; +} -/* - * Debugfs info - */ -#if defined(CONFIG_DEBUG_FS) +int r600_ih_ring_alloc(struct radeon_device *rdev) +{ + int r; -static int r600_debugfs_cp_ring_info(struct seq_file *m, void *data) + /* Allocate ring buffer */ + if (rdev->ih.ring_obj == NULL) { + r = radeon_bo_create(rdev, rdev->ih.ring_size, + PAGE_SIZE, true, + RADEON_GEM_DOMAIN_GTT, + NULL, &rdev->ih.ring_obj); + if (r) { + DRM_ERROR("radeon: failed to create ih ring buffer (%d).\n", r); + return r; + } + r = radeon_bo_reserve(rdev->ih.ring_obj, false); + if (unlikely(r != 0)) + return r; + r = radeon_bo_pin(rdev->ih.ring_obj, + RADEON_GEM_DOMAIN_GTT, + &rdev->ih.gpu_addr); + if (r) { + radeon_bo_unreserve(rdev->ih.ring_obj); + DRM_ERROR("radeon: failed to pin ih ring buffer (%d).\n", r); + return r; + } + r = radeon_bo_kmap(rdev->ih.ring_obj, + (void **)&rdev->ih.ring); + radeon_bo_unreserve(rdev->ih.ring_obj); + if (r) { + DRM_ERROR("radeon: failed to map ih ring buffer (%d).\n", r); + return r; + } + } + return 0; +} + +void r600_ih_ring_fini(struct radeon_device *rdev) { - struct drm_info_node *node = (struct drm_info_node *) m->private; - struct drm_device *dev = node->minor->dev; - struct radeon_device *rdev = dev->dev_private; - uint32_t rdp, wdp; - unsigned count, i, j; - - radeon_ring_free_size(rdev); - rdp = RREG32(CP_RB_RPTR); - wdp = RREG32(CP_RB_WPTR); - count = (rdp + rdev->cp.ring_size - wdp) & rdev->cp.ptr_mask; - seq_printf(m, "CP_STAT 0x%08x\n", RREG32(CP_STAT)); - seq_printf(m, "CP_RB_WPTR 0x%08x\n", wdp); - seq_printf(m, "CP_RB_RPTR 0x%08x\n", rdp); - seq_printf(m, "%u free dwords in ring\n", rdev->cp.ring_free_dw); - seq_printf(m, "%u dwords in ring\n", count); - for (j = 0; j <= count; j++) { - i = (rdp + j) & rdev->cp.ptr_mask; - seq_printf(m, "r[%04d]=0x%08x\n", i, rdev->cp.ring[i]); + int r; + if (rdev->ih.ring_obj) { + r = radeon_bo_reserve(rdev->ih.ring_obj, false); + if (likely(r == 0)) { + radeon_bo_kunmap(rdev->ih.ring_obj); + radeon_bo_unpin(rdev->ih.ring_obj); + radeon_bo_unreserve(rdev->ih.ring_obj); + } + radeon_bo_unref(&rdev->ih.ring_obj); + rdev->ih.ring = NULL; + rdev->ih.ring_obj = NULL; } +} + +void r600_rlc_stop(struct radeon_device *rdev) +{ + + if ((rdev->family >= CHIP_RV770) && + (rdev->family <= CHIP_RV740)) { + /* r7xx asics need to soft reset RLC before halting */ + WREG32(SRBM_SOFT_RESET, SOFT_RESET_RLC); + RREG32(SRBM_SOFT_RESET); + mdelay(15); + WREG32(SRBM_SOFT_RESET, 0); + RREG32(SRBM_SOFT_RESET); + } + + WREG32(RLC_CNTL, 0); +} + +static void r600_rlc_start(struct radeon_device *rdev) +{ + WREG32(RLC_CNTL, RLC_ENABLE); +} + +static int r600_rlc_resume(struct radeon_device *rdev) +{ + u32 i; + const __be32 *fw_data; + + if (!rdev->rlc_fw) + return -EINVAL; + + r600_rlc_stop(rdev); + + WREG32(RLC_HB_CNTL, 0); + + WREG32(RLC_HB_BASE, 0); + WREG32(RLC_HB_RPTR, 0); + WREG32(RLC_HB_WPTR, 0); + WREG32(RLC_HB_WPTR_LSB_ADDR, 0); + WREG32(RLC_HB_WPTR_MSB_ADDR, 0); + WREG32(RLC_MC_CNTL, 0); + WREG32(RLC_UCODE_CNTL, 0); + + fw_data = (const __be32 *)rdev->rlc_fw->data; + if (rdev->family >= CHIP_RV770) { + for (i = 0; i < R700_RLC_UCODE_SIZE; i++) { + WREG32(RLC_UCODE_ADDR, i); + WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++)); + } + } else { + for (i = 0; i < R600_RLC_UCODE_SIZE; i++) { + WREG32(RLC_UCODE_ADDR, i); + WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++)); + } + } + WREG32(RLC_UCODE_ADDR, 0); + + r600_rlc_start(rdev); + return 0; } +static void r600_enable_interrupts(struct radeon_device *rdev) +{ + u32 ih_cntl = RREG32(IH_CNTL); + u32 ih_rb_cntl = RREG32(IH_RB_CNTL); + + ih_cntl |= ENABLE_INTR; + ih_rb_cntl |= IH_RB_ENABLE; + WREG32(IH_CNTL, ih_cntl); + WREG32(IH_RB_CNTL, ih_rb_cntl); + rdev->ih.enabled = true; +} + +void r600_disable_interrupts(struct radeon_device *rdev) +{ + u32 ih_rb_cntl = RREG32(IH_RB_CNTL); + u32 ih_cntl = RREG32(IH_CNTL); + + ih_rb_cntl &= ~IH_RB_ENABLE; + ih_cntl &= ~ENABLE_INTR; + WREG32(IH_RB_CNTL, ih_rb_cntl); + WREG32(IH_CNTL, ih_cntl); + /* set rptr, wptr to 0 */ + WREG32(IH_RB_RPTR, 0); + WREG32(IH_RB_WPTR, 0); + rdev->ih.enabled = false; + rdev->ih.rptr = 0; +} + +static void r600_disable_interrupt_state(struct radeon_device *rdev) +{ + u32 tmp; + + WREG32(CP_INT_CNTL, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE); + tmp = RREG32(DMA_CNTL) & ~TRAP_ENABLE; + WREG32(DMA_CNTL, tmp); + WREG32(GRBM_INT_CNTL, 0); + WREG32(DxMODE_INT_MASK, 0); + WREG32(D1GRPH_INTERRUPT_CONTROL, 0); + WREG32(D2GRPH_INTERRUPT_CONTROL, 0); + if (ASIC_IS_DCE3(rdev)) { + WREG32(DCE3_DACA_AUTODETECT_INT_CONTROL, 0); + WREG32(DCE3_DACB_AUTODETECT_INT_CONTROL, 0); + tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY; + WREG32(DC_HPD1_INT_CONTROL, tmp); + tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY; + WREG32(DC_HPD2_INT_CONTROL, tmp); + tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY; + WREG32(DC_HPD3_INT_CONTROL, tmp); + tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY; + WREG32(DC_HPD4_INT_CONTROL, tmp); + if (ASIC_IS_DCE32(rdev)) { + tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY; + WREG32(DC_HPD5_INT_CONTROL, tmp); + tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY; + WREG32(DC_HPD6_INT_CONTROL, tmp); + tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; + WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0, tmp); + tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; + WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1, tmp); + } else { + tmp = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; + WREG32(HDMI0_AUDIO_PACKET_CONTROL, tmp); + tmp = RREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; + WREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL, tmp); + } + } else { + WREG32(DACA_AUTODETECT_INT_CONTROL, 0); + WREG32(DACB_AUTODETECT_INT_CONTROL, 0); + tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY; + WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp); + tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY; + WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp); + tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY; + WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp); + tmp = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; + WREG32(HDMI0_AUDIO_PACKET_CONTROL, tmp); + tmp = RREG32(HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; + WREG32(HDMI1_AUDIO_PACKET_CONTROL, tmp); + } +} + +int r600_irq_init(struct radeon_device *rdev) +{ + int ret = 0; + int rb_bufsz; + u32 interrupt_cntl, ih_cntl, ih_rb_cntl; + + /* allocate ring */ + ret = r600_ih_ring_alloc(rdev); + if (ret) + return ret; + + /* disable irqs */ + r600_disable_interrupts(rdev); + + /* init rlc */ + if (rdev->family >= CHIP_CEDAR) + ret = evergreen_rlc_resume(rdev); + else + ret = r600_rlc_resume(rdev); + if (ret) { + r600_ih_ring_fini(rdev); + return ret; + } + + /* setup interrupt control */ + /* set dummy read address to ring address */ + WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8); + interrupt_cntl = RREG32(INTERRUPT_CNTL); + /* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi + * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN + */ + interrupt_cntl &= ~IH_DUMMY_RD_OVERRIDE; + /* IH_REQ_NONSNOOP_EN=1 if ring is in non-cacheable memory, e.g., vram */ + interrupt_cntl &= ~IH_REQ_NONSNOOP_EN; + WREG32(INTERRUPT_CNTL, interrupt_cntl); + + WREG32(IH_RB_BASE, rdev->ih.gpu_addr >> 8); + rb_bufsz = order_base_2(rdev->ih.ring_size / 4); + + ih_rb_cntl = (IH_WPTR_OVERFLOW_ENABLE | + IH_WPTR_OVERFLOW_CLEAR | + (rb_bufsz << 1)); + + if (rdev->wb.enabled) + ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE; + + /* set the writeback address whether it's enabled or not */ + WREG32(IH_RB_WPTR_ADDR_LO, (rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFFFFFFFC); + WREG32(IH_RB_WPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFF); + + WREG32(IH_RB_CNTL, ih_rb_cntl); + + /* set rptr, wptr to 0 */ + WREG32(IH_RB_RPTR, 0); + WREG32(IH_RB_WPTR, 0); + + /* Default settings for IH_CNTL (disabled at first) */ + ih_cntl = MC_WRREQ_CREDIT(0x10) | MC_WR_CLEAN_CNT(0x10); + /* RPTR_REARM only works if msi's are enabled */ + if (rdev->msi_enabled) + ih_cntl |= RPTR_REARM; + WREG32(IH_CNTL, ih_cntl); + + /* force the active interrupt state to all disabled */ + if (rdev->family >= CHIP_CEDAR) + evergreen_disable_interrupt_state(rdev); + else + r600_disable_interrupt_state(rdev); + + /* at this point everything should be setup correctly to enable master */ + pci_set_master(rdev->pdev); + + /* enable irqs */ + r600_enable_interrupts(rdev); + + return ret; +} + +void r600_irq_suspend(struct radeon_device *rdev) +{ + r600_irq_disable(rdev); + r600_rlc_stop(rdev); +} + +void r600_irq_fini(struct radeon_device *rdev) +{ + r600_irq_suspend(rdev); + r600_ih_ring_fini(rdev); +} + +int r600_irq_set(struct radeon_device *rdev) +{ + u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE; + u32 mode_int = 0; + u32 hpd1, hpd2, hpd3, hpd4 = 0, hpd5 = 0, hpd6 = 0; + u32 grbm_int_cntl = 0; + u32 hdmi0, hdmi1; + u32 dma_cntl; + u32 thermal_int = 0; + + if (!rdev->irq.installed) { + WARN(1, "Can't enable IRQ/MSI because no handler is installed\n"); + return -EINVAL; + } + /* don't enable anything if the ih is disabled */ + if (!rdev->ih.enabled) { + r600_disable_interrupts(rdev); + /* force the active interrupt state to all disabled */ + r600_disable_interrupt_state(rdev); + return 0; + } + + if (ASIC_IS_DCE3(rdev)) { + hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN; + hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN; + hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN; + hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~DC_HPDx_INT_EN; + if (ASIC_IS_DCE32(rdev)) { + hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN; + hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN; + hdmi0 = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0) & ~AFMT_AZ_FORMAT_WTRIG_MASK; + hdmi1 = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1) & ~AFMT_AZ_FORMAT_WTRIG_MASK; + } else { + hdmi0 = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; + hdmi1 = RREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; + } + } else { + hpd1 = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & ~DC_HPDx_INT_EN; + hpd2 = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & ~DC_HPDx_INT_EN; + hpd3 = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & ~DC_HPDx_INT_EN; + hdmi0 = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; + hdmi1 = RREG32(HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; + } + + dma_cntl = RREG32(DMA_CNTL) & ~TRAP_ENABLE; + + if ((rdev->family > CHIP_R600) && (rdev->family < CHIP_RV770)) { + thermal_int = RREG32(CG_THERMAL_INT) & + ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW); + } else if (rdev->family >= CHIP_RV770) { + thermal_int = RREG32(RV770_CG_THERMAL_INT) & + ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW); + } + if (rdev->irq.dpm_thermal) { + DRM_DEBUG("dpm thermal\n"); + thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW; + } + + if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) { + DRM_DEBUG("r600_irq_set: sw int\n"); + cp_int_cntl |= RB_INT_ENABLE; + cp_int_cntl |= TIME_STAMP_INT_ENABLE; + } + + if (atomic_read(&rdev->irq.ring_int[R600_RING_TYPE_DMA_INDEX])) { + DRM_DEBUG("r600_irq_set: sw int dma\n"); + dma_cntl |= TRAP_ENABLE; + } + + if (rdev->irq.crtc_vblank_int[0] || + atomic_read(&rdev->irq.pflip[0])) { + DRM_DEBUG("r600_irq_set: vblank 0\n"); + mode_int |= D1MODE_VBLANK_INT_MASK; + } + if (rdev->irq.crtc_vblank_int[1] || + atomic_read(&rdev->irq.pflip[1])) { + DRM_DEBUG("r600_irq_set: vblank 1\n"); + mode_int |= D2MODE_VBLANK_INT_MASK; + } + if (rdev->irq.hpd[0]) { + DRM_DEBUG("r600_irq_set: hpd 1\n"); + hpd1 |= DC_HPDx_INT_EN; + } + if (rdev->irq.hpd[1]) { + DRM_DEBUG("r600_irq_set: hpd 2\n"); + hpd2 |= DC_HPDx_INT_EN; + } + if (rdev->irq.hpd[2]) { + DRM_DEBUG("r600_irq_set: hpd 3\n"); + hpd3 |= DC_HPDx_INT_EN; + } + if (rdev->irq.hpd[3]) { + DRM_DEBUG("r600_irq_set: hpd 4\n"); + hpd4 |= DC_HPDx_INT_EN; + } + if (rdev->irq.hpd[4]) { + DRM_DEBUG("r600_irq_set: hpd 5\n"); + hpd5 |= DC_HPDx_INT_EN; + } + if (rdev->irq.hpd[5]) { + DRM_DEBUG("r600_irq_set: hpd 6\n"); + hpd6 |= DC_HPDx_INT_EN; + } + if (rdev->irq.afmt[0]) { + DRM_DEBUG("r600_irq_set: hdmi 0\n"); + hdmi0 |= HDMI0_AZ_FORMAT_WTRIG_MASK; + } + if (rdev->irq.afmt[1]) { + DRM_DEBUG("r600_irq_set: hdmi 0\n"); + hdmi1 |= HDMI0_AZ_FORMAT_WTRIG_MASK; + } + + WREG32(CP_INT_CNTL, cp_int_cntl); + WREG32(DMA_CNTL, dma_cntl); + WREG32(DxMODE_INT_MASK, mode_int); + WREG32(D1GRPH_INTERRUPT_CONTROL, DxGRPH_PFLIP_INT_MASK); + WREG32(D2GRPH_INTERRUPT_CONTROL, DxGRPH_PFLIP_INT_MASK); + WREG32(GRBM_INT_CNTL, grbm_int_cntl); + if (ASIC_IS_DCE3(rdev)) { + WREG32(DC_HPD1_INT_CONTROL, hpd1); + WREG32(DC_HPD2_INT_CONTROL, hpd2); + WREG32(DC_HPD3_INT_CONTROL, hpd3); + WREG32(DC_HPD4_INT_CONTROL, hpd4); + if (ASIC_IS_DCE32(rdev)) { + WREG32(DC_HPD5_INT_CONTROL, hpd5); + WREG32(DC_HPD6_INT_CONTROL, hpd6); + WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0, hdmi0); + WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1, hdmi1); + } else { + WREG32(HDMI0_AUDIO_PACKET_CONTROL, hdmi0); + WREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL, hdmi1); + } + } else { + WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, hpd1); + WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, hpd2); + WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, hpd3); + WREG32(HDMI0_AUDIO_PACKET_CONTROL, hdmi0); + WREG32(HDMI1_AUDIO_PACKET_CONTROL, hdmi1); + } + if ((rdev->family > CHIP_R600) && (rdev->family < CHIP_RV770)) { + WREG32(CG_THERMAL_INT, thermal_int); + } else if (rdev->family >= CHIP_RV770) { + WREG32(RV770_CG_THERMAL_INT, thermal_int); + } + + return 0; +} + +static void r600_irq_ack(struct radeon_device *rdev) +{ + u32 tmp; + + if (ASIC_IS_DCE3(rdev)) { + rdev->irq.stat_regs.r600.disp_int = RREG32(DCE3_DISP_INTERRUPT_STATUS); + rdev->irq.stat_regs.r600.disp_int_cont = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE); + rdev->irq.stat_regs.r600.disp_int_cont2 = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE2); + if (ASIC_IS_DCE32(rdev)) { + rdev->irq.stat_regs.r600.hdmi0_status = RREG32(AFMT_STATUS + DCE3_HDMI_OFFSET0); + rdev->irq.stat_regs.r600.hdmi1_status = RREG32(AFMT_STATUS + DCE3_HDMI_OFFSET1); + } else { + rdev->irq.stat_regs.r600.hdmi0_status = RREG32(HDMI0_STATUS); + rdev->irq.stat_regs.r600.hdmi1_status = RREG32(DCE3_HDMI1_STATUS); + } + } else { + rdev->irq.stat_regs.r600.disp_int = RREG32(DISP_INTERRUPT_STATUS); + rdev->irq.stat_regs.r600.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE); + rdev->irq.stat_regs.r600.disp_int_cont2 = 0; + rdev->irq.stat_regs.r600.hdmi0_status = RREG32(HDMI0_STATUS); + rdev->irq.stat_regs.r600.hdmi1_status = RREG32(HDMI1_STATUS); + } + rdev->irq.stat_regs.r600.d1grph_int = RREG32(D1GRPH_INTERRUPT_STATUS); + rdev->irq.stat_regs.r600.d2grph_int = RREG32(D2GRPH_INTERRUPT_STATUS); + + if (rdev->irq.stat_regs.r600.d1grph_int & DxGRPH_PFLIP_INT_OCCURRED) + WREG32(D1GRPH_INTERRUPT_STATUS, DxGRPH_PFLIP_INT_CLEAR); + if (rdev->irq.stat_regs.r600.d2grph_int & DxGRPH_PFLIP_INT_OCCURRED) + WREG32(D2GRPH_INTERRUPT_STATUS, DxGRPH_PFLIP_INT_CLEAR); + if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VBLANK_INTERRUPT) + WREG32(D1MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK); + if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VLINE_INTERRUPT) + WREG32(D1MODE_VLINE_STATUS, DxMODE_VLINE_ACK); + if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VBLANK_INTERRUPT) + WREG32(D2MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK); + if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VLINE_INTERRUPT) + WREG32(D2MODE_VLINE_STATUS, DxMODE_VLINE_ACK); + if (rdev->irq.stat_regs.r600.disp_int & DC_HPD1_INTERRUPT) { + if (ASIC_IS_DCE3(rdev)) { + tmp = RREG32(DC_HPD1_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HPD1_INT_CONTROL, tmp); + } else { + tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp); + } + } + if (rdev->irq.stat_regs.r600.disp_int & DC_HPD2_INTERRUPT) { + if (ASIC_IS_DCE3(rdev)) { + tmp = RREG32(DC_HPD2_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HPD2_INT_CONTROL, tmp); + } else { + tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp); + } + } + if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD3_INTERRUPT) { + if (ASIC_IS_DCE3(rdev)) { + tmp = RREG32(DC_HPD3_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HPD3_INT_CONTROL, tmp); + } else { + tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp); + } + } + if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD4_INTERRUPT) { + tmp = RREG32(DC_HPD4_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HPD4_INT_CONTROL, tmp); + } + if (ASIC_IS_DCE32(rdev)) { + if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD5_INTERRUPT) { + tmp = RREG32(DC_HPD5_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HPD5_INT_CONTROL, tmp); + } + if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD6_INTERRUPT) { + tmp = RREG32(DC_HPD5_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HPD6_INT_CONTROL, tmp); + } + if (rdev->irq.stat_regs.r600.hdmi0_status & AFMT_AZ_FORMAT_WTRIG) { + tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0); + tmp |= AFMT_AZ_FORMAT_WTRIG_ACK; + WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0, tmp); + } + if (rdev->irq.stat_regs.r600.hdmi1_status & AFMT_AZ_FORMAT_WTRIG) { + tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1); + tmp |= AFMT_AZ_FORMAT_WTRIG_ACK; + WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1, tmp); + } + } else { + if (rdev->irq.stat_regs.r600.hdmi0_status & HDMI0_AZ_FORMAT_WTRIG) { + tmp = RREG32(HDMI0_AUDIO_PACKET_CONTROL); + tmp |= HDMI0_AZ_FORMAT_WTRIG_ACK; + WREG32(HDMI0_AUDIO_PACKET_CONTROL, tmp); + } + if (rdev->irq.stat_regs.r600.hdmi1_status & HDMI0_AZ_FORMAT_WTRIG) { + if (ASIC_IS_DCE3(rdev)) { + tmp = RREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL); + tmp |= HDMI0_AZ_FORMAT_WTRIG_ACK; + WREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL, tmp); + } else { + tmp = RREG32(HDMI1_AUDIO_PACKET_CONTROL); + tmp |= HDMI0_AZ_FORMAT_WTRIG_ACK; + WREG32(HDMI1_AUDIO_PACKET_CONTROL, tmp); + } + } + } +} + +void r600_irq_disable(struct radeon_device *rdev) +{ + r600_disable_interrupts(rdev); + /* Wait and acknowledge irq */ + mdelay(1); + r600_irq_ack(rdev); + r600_disable_interrupt_state(rdev); +} + +static u32 r600_get_ih_wptr(struct radeon_device *rdev) +{ + u32 wptr, tmp; + + if (rdev->wb.enabled) + wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]); + else + wptr = RREG32(IH_RB_WPTR); + + if (wptr & RB_OVERFLOW) { + /* When a ring buffer overflow happen start parsing interrupt + * from the last not overwritten vector (wptr + 16). Hopefully + * this should allow us to catchup. + */ + dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, %d, %d)\n", + wptr, rdev->ih.rptr, (wptr + 16) + rdev->ih.ptr_mask); + rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask; + tmp = RREG32(IH_RB_CNTL); + tmp |= IH_WPTR_OVERFLOW_CLEAR; + WREG32(IH_RB_CNTL, tmp); + wptr &= ~RB_OVERFLOW; + } + return (wptr & rdev->ih.ptr_mask); +} + +/* r600 IV Ring + * Each IV ring entry is 128 bits: + * [7:0] - interrupt source id + * [31:8] - reserved + * [59:32] - interrupt source data + * [127:60] - reserved + * + * The basic interrupt vector entries + * are decoded as follows: + * src_id src_data description + * 1 0 D1 Vblank + * 1 1 D1 Vline + * 5 0 D2 Vblank + * 5 1 D2 Vline + * 19 0 FP Hot plug detection A + * 19 1 FP Hot plug detection B + * 19 2 DAC A auto-detection + * 19 3 DAC B auto-detection + * 21 4 HDMI block A + * 21 5 HDMI block B + * 176 - CP_INT RB + * 177 - CP_INT IB1 + * 178 - CP_INT IB2 + * 181 - EOP Interrupt + * 233 - GUI Idle + * + * Note, these are based on r600 and may need to be + * adjusted or added to on newer asics + */ + +int r600_irq_process(struct radeon_device *rdev) +{ + u32 wptr; + u32 rptr; + u32 src_id, src_data; + u32 ring_index; + bool queue_hotplug = false; + bool queue_hdmi = false; + bool queue_thermal = false; + + if (!rdev->ih.enabled || rdev->shutdown) + return IRQ_NONE; + + /* No MSIs, need a dummy read to flush PCI DMAs */ + if (!rdev->msi_enabled) + RREG32(IH_RB_WPTR); + + wptr = r600_get_ih_wptr(rdev); + +restart_ih: + /* is somebody else already processing irqs? */ + if (atomic_xchg(&rdev->ih.lock, 1)) + return IRQ_NONE; + + rptr = rdev->ih.rptr; + DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr); + + /* Order reading of wptr vs. reading of IH ring data */ + rmb(); + + /* display interrupts */ + r600_irq_ack(rdev); + + while (rptr != wptr) { + /* wptr/rptr are in bytes! */ + ring_index = rptr / 4; + src_id = le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff; + src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff; + + switch (src_id) { + case 1: /* D1 vblank/vline */ + switch (src_data) { + case 0: /* D1 vblank */ + if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VBLANK_INTERRUPT) { + if (rdev->irq.crtc_vblank_int[0]) { + drm_handle_vblank(rdev->ddev, 0); + rdev->pm.vblank_sync = true; + wake_up(&rdev->irq.vblank_queue); + } + if (atomic_read(&rdev->irq.pflip[0])) + radeon_crtc_handle_vblank(rdev, 0); + rdev->irq.stat_regs.r600.disp_int &= ~LB_D1_VBLANK_INTERRUPT; + DRM_DEBUG("IH: D1 vblank\n"); + } + break; + case 1: /* D1 vline */ + if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VLINE_INTERRUPT) { + rdev->irq.stat_regs.r600.disp_int &= ~LB_D1_VLINE_INTERRUPT; + DRM_DEBUG("IH: D1 vline\n"); + } + break; + default: + DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); + break; + } + break; + case 5: /* D2 vblank/vline */ + switch (src_data) { + case 0: /* D2 vblank */ + if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VBLANK_INTERRUPT) { + if (rdev->irq.crtc_vblank_int[1]) { + drm_handle_vblank(rdev->ddev, 1); + rdev->pm.vblank_sync = true; + wake_up(&rdev->irq.vblank_queue); + } + if (atomic_read(&rdev->irq.pflip[1])) + radeon_crtc_handle_vblank(rdev, 1); + rdev->irq.stat_regs.r600.disp_int &= ~LB_D2_VBLANK_INTERRUPT; + DRM_DEBUG("IH: D2 vblank\n"); + } + break; + case 1: /* D1 vline */ + if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VLINE_INTERRUPT) { + rdev->irq.stat_regs.r600.disp_int &= ~LB_D2_VLINE_INTERRUPT; + DRM_DEBUG("IH: D2 vline\n"); + } + break; + default: + DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); + break; + } + break; + case 9: /* D1 pflip */ + DRM_DEBUG("IH: D1 flip\n"); + radeon_crtc_handle_flip(rdev, 0); + break; + case 11: /* D2 pflip */ + DRM_DEBUG("IH: D2 flip\n"); + radeon_crtc_handle_flip(rdev, 1); + break; + case 19: /* HPD/DAC hotplug */ + switch (src_data) { + case 0: + if (rdev->irq.stat_regs.r600.disp_int & DC_HPD1_INTERRUPT) { + rdev->irq.stat_regs.r600.disp_int &= ~DC_HPD1_INTERRUPT; + queue_hotplug = true; + DRM_DEBUG("IH: HPD1\n"); + } + break; + case 1: + if (rdev->irq.stat_regs.r600.disp_int & DC_HPD2_INTERRUPT) { + rdev->irq.stat_regs.r600.disp_int &= ~DC_HPD2_INTERRUPT; + queue_hotplug = true; + DRM_DEBUG("IH: HPD2\n"); + } + break; + case 4: + if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD3_INTERRUPT) { + rdev->irq.stat_regs.r600.disp_int_cont &= ~DC_HPD3_INTERRUPT; + queue_hotplug = true; + DRM_DEBUG("IH: HPD3\n"); + } + break; + case 5: + if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD4_INTERRUPT) { + rdev->irq.stat_regs.r600.disp_int_cont &= ~DC_HPD4_INTERRUPT; + queue_hotplug = true; + DRM_DEBUG("IH: HPD4\n"); + } + break; + case 10: + if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD5_INTERRUPT) { + rdev->irq.stat_regs.r600.disp_int_cont2 &= ~DC_HPD5_INTERRUPT; + queue_hotplug = true; + DRM_DEBUG("IH: HPD5\n"); + } + break; + case 12: + if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD6_INTERRUPT) { + rdev->irq.stat_regs.r600.disp_int_cont2 &= ~DC_HPD6_INTERRUPT; + queue_hotplug = true; + DRM_DEBUG("IH: HPD6\n"); + } + break; + default: + DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); + break; + } + break; + case 21: /* hdmi */ + switch (src_data) { + case 4: + if (rdev->irq.stat_regs.r600.hdmi0_status & HDMI0_AZ_FORMAT_WTRIG) { + rdev->irq.stat_regs.r600.hdmi0_status &= ~HDMI0_AZ_FORMAT_WTRIG; + queue_hdmi = true; + DRM_DEBUG("IH: HDMI0\n"); + } + break; + case 5: + if (rdev->irq.stat_regs.r600.hdmi1_status & HDMI0_AZ_FORMAT_WTRIG) { + rdev->irq.stat_regs.r600.hdmi1_status &= ~HDMI0_AZ_FORMAT_WTRIG; + queue_hdmi = true; + DRM_DEBUG("IH: HDMI1\n"); + } + break; + default: + DRM_ERROR("Unhandled interrupt: %d %d\n", src_id, src_data); + break; + } + break; + case 124: /* UVD */ + DRM_DEBUG("IH: UVD int: 0x%08x\n", src_data); + radeon_fence_process(rdev, R600_RING_TYPE_UVD_INDEX); + break; + case 176: /* CP_INT in ring buffer */ + case 177: /* CP_INT in IB1 */ + case 178: /* CP_INT in IB2 */ + DRM_DEBUG("IH: CP int: 0x%08x\n", src_data); + radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); + break; + case 181: /* CP EOP event */ + DRM_DEBUG("IH: CP EOP\n"); + radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); + break; + case 224: /* DMA trap event */ + DRM_DEBUG("IH: DMA trap\n"); + radeon_fence_process(rdev, R600_RING_TYPE_DMA_INDEX); + break; + case 230: /* thermal low to high */ + DRM_DEBUG("IH: thermal low to high\n"); + rdev->pm.dpm.thermal.high_to_low = false; + queue_thermal = true; + break; + case 231: /* thermal high to low */ + DRM_DEBUG("IH: thermal high to low\n"); + rdev->pm.dpm.thermal.high_to_low = true; + queue_thermal = true; + break; + case 233: /* GUI IDLE */ + DRM_DEBUG("IH: GUI idle\n"); + break; + default: + DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); + break; + } + + /* wptr/rptr are in bytes! */ + rptr += 16; + rptr &= rdev->ih.ptr_mask; + } + if (queue_hotplug) + schedule_work(&rdev->hotplug_work); + if (queue_hdmi) + schedule_work(&rdev->audio_work); + if (queue_thermal && rdev->pm.dpm_enabled) + schedule_work(&rdev->pm.dpm.thermal.work); + rdev->ih.rptr = rptr; + WREG32(IH_RB_RPTR, rdev->ih.rptr); + atomic_set(&rdev->ih.lock, 0); + + /* make sure wptr hasn't changed while processing */ + wptr = r600_get_ih_wptr(rdev); + if (wptr != rptr) + goto restart_ih; + + return IRQ_HANDLED; +} + +/* + * Debugfs info + */ +#if defined(CONFIG_DEBUG_FS) + static int r600_debugfs_mc_info(struct seq_file *m, void *data) { struct drm_info_node *node = (struct drm_info_node *) m->private; @@ -1825,7 +4076,6 @@ static int r600_debugfs_mc_info(struct seq_file *m, void *data) static struct drm_info_list r600_mc_info_list[] = { {"r600_mc_info", r600_debugfs_mc_info, 0, NULL}, - {"r600_ring_info", r600_debugfs_cp_ring_info, 0, NULL}, }; #endif @@ -1837,3 +4087,255 @@ int r600_debugfs_mc_info_init(struct radeon_device *rdev) return 0; #endif } + +/** + * r600_ioctl_wait_idle - flush host path cache on wait idle ioctl + * rdev: radeon device structure + * bo: buffer object struct which userspace is waiting for idle + * + * Some R6XX/R7XX doesn't seems to take into account HDP flush performed + * through ring buffer, this leads to corruption in rendering, see + * http://bugzilla.kernel.org/show_bug.cgi?id=15186 to avoid this we + * directly perform HDP flush by writing register through MMIO. + */ +void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo) +{ + /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read + * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL. + * This seems to cause problems on some AGP cards. Just use the old + * method for them. + */ + if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) && + rdev->vram_scratch.ptr && !(rdev->flags & RADEON_IS_AGP)) { + void __iomem *ptr = (void *)rdev->vram_scratch.ptr; + u32 tmp; + + WREG32(HDP_DEBUG1, 0); + tmp = readl((void __iomem *)ptr); + } else + WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); +} + +void r600_set_pcie_lanes(struct radeon_device *rdev, int lanes) +{ + u32 link_width_cntl, mask; + + if (rdev->flags & RADEON_IS_IGP) + return; + + if (!(rdev->flags & RADEON_IS_PCIE)) + return; + + /* x2 cards have a special sequence */ + if (ASIC_IS_X2(rdev)) + return; + + radeon_gui_idle(rdev); + + switch (lanes) { + case 0: + mask = RADEON_PCIE_LC_LINK_WIDTH_X0; + break; + case 1: + mask = RADEON_PCIE_LC_LINK_WIDTH_X1; + break; + case 2: + mask = RADEON_PCIE_LC_LINK_WIDTH_X2; + break; + case 4: + mask = RADEON_PCIE_LC_LINK_WIDTH_X4; + break; + case 8: + mask = RADEON_PCIE_LC_LINK_WIDTH_X8; + break; + case 12: + /* not actually supported */ + mask = RADEON_PCIE_LC_LINK_WIDTH_X12; + break; + case 16: + mask = RADEON_PCIE_LC_LINK_WIDTH_X16; + break; + default: + DRM_ERROR("invalid pcie lane request: %d\n", lanes); + return; + } + + link_width_cntl = RREG32_PCIE_PORT(RADEON_PCIE_LC_LINK_WIDTH_CNTL); + link_width_cntl &= ~RADEON_PCIE_LC_LINK_WIDTH_MASK; + link_width_cntl |= mask << RADEON_PCIE_LC_LINK_WIDTH_SHIFT; + link_width_cntl |= (RADEON_PCIE_LC_RECONFIG_NOW | + R600_PCIE_LC_RECONFIG_ARC_MISSING_ESCAPE); + + WREG32_PCIE_PORT(RADEON_PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); +} + +int r600_get_pcie_lanes(struct radeon_device *rdev) +{ + u32 link_width_cntl; + + if (rdev->flags & RADEON_IS_IGP) + return 0; + + if (!(rdev->flags & RADEON_IS_PCIE)) + return 0; + + /* x2 cards have a special sequence */ + if (ASIC_IS_X2(rdev)) + return 0; + + radeon_gui_idle(rdev); + + link_width_cntl = RREG32_PCIE_PORT(RADEON_PCIE_LC_LINK_WIDTH_CNTL); + + switch ((link_width_cntl & RADEON_PCIE_LC_LINK_WIDTH_RD_MASK) >> RADEON_PCIE_LC_LINK_WIDTH_RD_SHIFT) { + case RADEON_PCIE_LC_LINK_WIDTH_X1: + return 1; + case RADEON_PCIE_LC_LINK_WIDTH_X2: + return 2; + case RADEON_PCIE_LC_LINK_WIDTH_X4: + return 4; + case RADEON_PCIE_LC_LINK_WIDTH_X8: + return 8; + case RADEON_PCIE_LC_LINK_WIDTH_X12: + /* not actually supported */ + return 12; + case RADEON_PCIE_LC_LINK_WIDTH_X0: + case RADEON_PCIE_LC_LINK_WIDTH_X16: + default: + return 16; + } +} + +static void r600_pcie_gen2_enable(struct radeon_device *rdev) +{ + u32 link_width_cntl, lanes, speed_cntl, training_cntl, tmp; + u16 link_cntl2; + + if (radeon_pcie_gen2 == 0) + return; + + if (rdev->flags & RADEON_IS_IGP) + return; + + if (!(rdev->flags & RADEON_IS_PCIE)) + return; + + /* x2 cards have a special sequence */ + if (ASIC_IS_X2(rdev)) + return; + + /* only RV6xx+ chips are supported */ + if (rdev->family <= CHIP_R600) + return; + + if ((rdev->pdev->bus->max_bus_speed != PCIE_SPEED_5_0GT) && + (rdev->pdev->bus->max_bus_speed != PCIE_SPEED_8_0GT)) + return; + + speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL); + if (speed_cntl & LC_CURRENT_DATA_RATE) { + DRM_INFO("PCIE gen 2 link speeds already enabled\n"); + return; + } + + DRM_INFO("enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0\n"); + + /* 55 nm r6xx asics */ + if ((rdev->family == CHIP_RV670) || + (rdev->family == CHIP_RV620) || + (rdev->family == CHIP_RV635)) { + /* advertise upconfig capability */ + link_width_cntl = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL); + link_width_cntl &= ~LC_UPCONFIGURE_DIS; + WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); + link_width_cntl = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL); + if (link_width_cntl & LC_RENEGOTIATION_SUPPORT) { + lanes = (link_width_cntl & LC_LINK_WIDTH_RD_MASK) >> LC_LINK_WIDTH_RD_SHIFT; + link_width_cntl &= ~(LC_LINK_WIDTH_MASK | + LC_RECONFIG_ARC_MISSING_ESCAPE); + link_width_cntl |= lanes | LC_RECONFIG_NOW | LC_RENEGOTIATE_EN; + WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); + } else { + link_width_cntl |= LC_UPCONFIGURE_DIS; + WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); + } + } + + speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL); + if ((speed_cntl & LC_OTHER_SIDE_EVER_SENT_GEN2) && + (speed_cntl & LC_OTHER_SIDE_SUPPORTS_GEN2)) { + + /* 55 nm r6xx asics */ + if ((rdev->family == CHIP_RV670) || + (rdev->family == CHIP_RV620) || + (rdev->family == CHIP_RV635)) { + WREG32(MM_CFGREGS_CNTL, 0x8); + link_cntl2 = RREG32(0x4088); + WREG32(MM_CFGREGS_CNTL, 0); + /* not supported yet */ + if (link_cntl2 & SELECTABLE_DEEMPHASIS) + return; + } + + speed_cntl &= ~LC_SPEED_CHANGE_ATTEMPTS_ALLOWED_MASK; + speed_cntl |= (0x3 << LC_SPEED_CHANGE_ATTEMPTS_ALLOWED_SHIFT); + speed_cntl &= ~LC_VOLTAGE_TIMER_SEL_MASK; + speed_cntl &= ~LC_FORCE_DIS_HW_SPEED_CHANGE; + speed_cntl |= LC_FORCE_EN_HW_SPEED_CHANGE; + WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl); + + tmp = RREG32(0x541c); + WREG32(0x541c, tmp | 0x8); + WREG32(MM_CFGREGS_CNTL, MM_WR_TO_CFG_EN); + link_cntl2 = RREG16(0x4088); + link_cntl2 &= ~TARGET_LINK_SPEED_MASK; + link_cntl2 |= 0x2; + WREG16(0x4088, link_cntl2); + WREG32(MM_CFGREGS_CNTL, 0); + + if ((rdev->family == CHIP_RV670) || + (rdev->family == CHIP_RV620) || + (rdev->family == CHIP_RV635)) { + training_cntl = RREG32_PCIE_PORT(PCIE_LC_TRAINING_CNTL); + training_cntl &= ~LC_POINT_7_PLUS_EN; + WREG32_PCIE_PORT(PCIE_LC_TRAINING_CNTL, training_cntl); + } else { + speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL); + speed_cntl &= ~LC_TARGET_LINK_SPEED_OVERRIDE_EN; + WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl); + } + + speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL); + speed_cntl |= LC_GEN2_EN_STRAP; + WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl); + + } else { + link_width_cntl = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL); + /* XXX: only disable it if gen1 bridge vendor == 0x111d or 0x1106 */ + if (1) + link_width_cntl |= LC_UPCONFIGURE_DIS; + else + link_width_cntl &= ~LC_UPCONFIGURE_DIS; + WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); + } +} + +/** + * r600_get_gpu_clock_counter - return GPU clock counter snapshot + * + * @rdev: radeon_device pointer + * + * Fetches a GPU clock counter snapshot (R6xx-cayman). + * Returns the 64 bit clock counter snapshot. + */ +uint64_t r600_get_gpu_clock_counter(struct radeon_device *rdev) +{ + uint64_t clock; + + mutex_lock(&rdev->gpu_clock_mutex); + WREG32(RLC_CAPTURE_GPU_CLOCK_COUNT, 1); + clock = (uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_LSB) | + ((uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_MSB) << 32ULL); + mutex_unlock(&rdev->gpu_clock_mutex); + return clock; +} |