diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/r420.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/r420.c | 474 |
1 files changed, 377 insertions, 97 deletions
diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c index dea497a979f..802b19220a2 100644 --- a/drivers/gpu/drm/radeon/r420.c +++ b/drivers/gpu/drm/radeon/r420.c @@ -26,92 +26,59 @@ * Jerome Glisse */ #include <linux/seq_file.h> -#include "drmP.h" +#include <linux/slab.h> +#include <drm/drmP.h> #include "radeon_reg.h" #include "radeon.h" +#include "radeon_asic.h" +#include "atom.h" +#include "r100d.h" +#include "r420d.h" +#include "r420_reg_safe.h" -/* r420,r423,rv410 depends on : */ -void r100_pci_gart_disable(struct radeon_device *rdev); -void r100_hdp_reset(struct radeon_device *rdev); -void r100_mc_setup(struct radeon_device *rdev); -int r100_gui_wait_for_idle(struct radeon_device *rdev); -void r100_mc_disable_clients(struct radeon_device *rdev); -void r300_vram_info(struct radeon_device *rdev); -int r300_mc_wait_for_idle(struct radeon_device *rdev); -int rv370_pcie_gart_enable(struct radeon_device *rdev); -void rv370_pcie_gart_disable(struct radeon_device *rdev); - -/* This files gather functions specifics to : - * r420,r423,rv410 - * - * Some of these functions might be used by newer ASICs. - */ -void r420_gpu_init(struct radeon_device *rdev); -int r420_debugfs_pipes_info_init(struct radeon_device *rdev); - - -/* - * MC - */ -int r420_mc_init(struct radeon_device *rdev) -{ - int r; - - if (r100_debugfs_rbbm_init(rdev)) { - DRM_ERROR("Failed to register debugfs file for RBBM !\n"); - } - if (r420_debugfs_pipes_info_init(rdev)) { - DRM_ERROR("Failed to register debugfs file for pipes !\n"); - } - - r420_gpu_init(rdev); - r100_pci_gart_disable(rdev); - if (rdev->flags & RADEON_IS_PCIE) { - rv370_pcie_gart_disable(rdev); - } - - /* Setup GPU memory space */ - rdev->mc.vram_location = 0xFFFFFFFFUL; - rdev->mc.gtt_location = 0xFFFFFFFFUL; - if (rdev->flags & RADEON_IS_AGP) { - r = radeon_agp_init(rdev); - if (r) { - printk(KERN_WARNING "[drm] Disabling AGP\n"); - rdev->flags &= ~RADEON_IS_AGP; - rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024; - } else { - rdev->mc.gtt_location = rdev->mc.agp_base; - } - } - r = radeon_mc_setup(rdev); - if (r) { - return r; - } - - /* Program GPU memory space */ - r100_mc_disable_clients(rdev); - if (r300_mc_wait_for_idle(rdev)) { - printk(KERN_WARNING "Failed to wait MC idle while " - "programming pipes. Bad things might happen.\n"); - } - r100_mc_setup(rdev); - return 0; -} - -void r420_mc_fini(struct radeon_device *rdev) +void r420_pm_init_profile(struct radeon_device *rdev) { - rv370_pcie_gart_disable(rdev); - radeon_gart_table_vram_free(rdev); - radeon_gart_fini(rdev); + /* 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 = 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 = 0; + 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 = 0; + 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 = 0; + 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 = 0; + 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; } - -/* - * Global GPU functions - */ -void r420_errata(struct radeon_device *rdev) +static void r420_set_reg_safe(struct radeon_device *rdev) { - rdev->pll_errata = 0; + rdev->config.r300.reg_safe_bm = r420_reg_safe_bm; + rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(r420_reg_safe_bm); } void r420_pipes_init(struct radeon_device *rdev) @@ -121,10 +88,22 @@ void r420_pipes_init(struct radeon_device *rdev) unsigned num_pipes; /* GA_ENHANCE workaround TCL deadlock issue */ - WREG32(0x4274, (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3)); + WREG32(R300_GA_ENHANCE, R300_GA_DEADLOCK_CNTL | R300_GA_FASTSYNC_CNTL | + (1 << 2) | (1 << 3)); + /* add idle wait as per freedesktop.org bug 24041 */ + if (r100_gui_wait_for_idle(rdev)) { + printk(KERN_WARNING "Failed to wait GUI idle while " + "programming pipes. Bad things might happen.\n"); + } /* get max number of pipes */ - gb_pipe_select = RREG32(0x402C); + gb_pipe_select = RREG32(R400_GB_PIPE_SELECT); num_pipes = ((gb_pipe_select >> 12) & 3) + 1; + + /* SE chips have 1 pipe */ + if ((rdev->pdev->device == 0x5e4c) || + (rdev->pdev->device == 0x5e4f)) + num_pipes = 1; + rdev->num_gb_pipes = num_pipes; tmp = 0; switch (num_pipes) { @@ -144,17 +123,17 @@ void r420_pipes_init(struct radeon_device *rdev) tmp = (7 << 1); break; } - WREG32(0x42C8, (1 << num_pipes) - 1); + WREG32(R500_SU_REG_DEST, (1 << num_pipes) - 1); /* Sub pixel 1/12 so we can have 4K rendering according to doc */ - tmp |= (1 << 4) | (1 << 0); - WREG32(0x4018, tmp); + tmp |= R300_TILE_SIZE_16 | R300_ENABLE_TILING; + WREG32(R300_GB_TILE_CONFIG, tmp); if (r100_gui_wait_for_idle(rdev)) { printk(KERN_WARNING "Failed to wait GUI idle while " "programming pipes. Bad things might happen.\n"); } - tmp = RREG32(0x170C); - WREG32(0x170C, tmp | (1 << 31)); + tmp = RREG32(R300_DST_PIPE_CONFIG); + WREG32(R300_DST_PIPE_CONFIG, tmp | R300_PIPE_AUTO_CONFIG); WREG32(R300_RB2D_DSTCACHE_MODE, RREG32(R300_RB2D_DSTCACHE_MODE) | @@ -165,28 +144,329 @@ void r420_pipes_init(struct radeon_device *rdev) printk(KERN_WARNING "Failed to wait GUI idle while " "programming pipes. Bad things might happen.\n"); } - DRM_INFO("radeon: %d pipes initialized.\n", rdev->num_gb_pipes); + + if (rdev->family == CHIP_RV530) { + tmp = RREG32(RV530_GB_PIPE_SELECT2); + if ((tmp & 3) == 3) + rdev->num_z_pipes = 2; + else + rdev->num_z_pipes = 1; + } else + rdev->num_z_pipes = 1; + + DRM_INFO("radeon: %d quad pipes, %d z pipes initialized.\n", + rdev->num_gb_pipes, rdev->num_z_pipes); } -void r420_gpu_init(struct radeon_device *rdev) +u32 r420_mc_rreg(struct radeon_device *rdev, u32 reg) { - r100_hdp_reset(rdev); + unsigned long flags; + u32 r; + + spin_lock_irqsave(&rdev->mc_idx_lock, flags); + WREG32(R_0001F8_MC_IND_INDEX, S_0001F8_MC_IND_ADDR(reg)); + r = RREG32(R_0001FC_MC_IND_DATA); + spin_unlock_irqrestore(&rdev->mc_idx_lock, flags); + return r; +} + +void r420_mc_wreg(struct radeon_device *rdev, u32 reg, u32 v) +{ + unsigned long flags; + + spin_lock_irqsave(&rdev->mc_idx_lock, flags); + WREG32(R_0001F8_MC_IND_INDEX, S_0001F8_MC_IND_ADDR(reg) | + S_0001F8_MC_IND_WR_EN(1)); + WREG32(R_0001FC_MC_IND_DATA, v); + spin_unlock_irqrestore(&rdev->mc_idx_lock, flags); +} + +static void r420_debugfs(struct radeon_device *rdev) +{ + if (r100_debugfs_rbbm_init(rdev)) { + DRM_ERROR("Failed to register debugfs file for RBBM !\n"); + } + if (r420_debugfs_pipes_info_init(rdev)) { + DRM_ERROR("Failed to register debugfs file for pipes !\n"); + } +} + +static void r420_clock_resume(struct radeon_device *rdev) +{ + u32 sclk_cntl; + + if (radeon_dynclks != -1 && radeon_dynclks) + radeon_atom_set_clock_gating(rdev, 1); + sclk_cntl = RREG32_PLL(R_00000D_SCLK_CNTL); + sclk_cntl |= S_00000D_FORCE_CP(1) | S_00000D_FORCE_VIP(1); + if (rdev->family == CHIP_R420) + sclk_cntl |= S_00000D_FORCE_PX(1) | S_00000D_FORCE_TX(1); + WREG32_PLL(R_00000D_SCLK_CNTL, sclk_cntl); +} + +static void r420_cp_errata_init(struct radeon_device *rdev) +{ + struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; + + /* RV410 and R420 can lock up if CP DMA to host memory happens + * while the 2D engine is busy. + * + * The proper workaround is to queue a RESYNC at the beginning + * of the CP init, apparently. + */ + radeon_scratch_get(rdev, &rdev->config.r300.resync_scratch); + radeon_ring_lock(rdev, ring, 8); + radeon_ring_write(ring, PACKET0(R300_CP_RESYNC_ADDR, 1)); + radeon_ring_write(ring, rdev->config.r300.resync_scratch); + radeon_ring_write(ring, 0xDEADBEEF); + radeon_ring_unlock_commit(rdev, ring); +} + +static void r420_cp_errata_fini(struct radeon_device *rdev) +{ + struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; + + /* Catch the RESYNC we dispatched all the way back, + * at the very beginning of the CP init. + */ + radeon_ring_lock(rdev, ring, 8); + radeon_ring_write(ring, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0)); + radeon_ring_write(ring, R300_RB3D_DC_FINISH); + radeon_ring_unlock_commit(rdev, ring); + radeon_scratch_free(rdev, rdev->config.r300.resync_scratch); +} + +static int r420_startup(struct radeon_device *rdev) +{ + int r; + + /* set common regs */ + r100_set_common_regs(rdev); + /* program mc */ + r300_mc_program(rdev); + /* Resume clock */ + r420_clock_resume(rdev); + /* Initialize GART (initialize after TTM so we can allocate + * memory through TTM but finalize after TTM) */ + if (rdev->flags & RADEON_IS_PCIE) { + r = rv370_pcie_gart_enable(rdev); + if (r) + return r; + } + if (rdev->flags & RADEON_IS_PCI) { + r = r100_pci_gart_enable(rdev); + if (r) + return r; + } r420_pipes_init(rdev); - if (r300_mc_wait_for_idle(rdev)) { - printk(KERN_WARNING "Failed to wait MC idle while " - "programming pipes. Bad things might happen.\n"); + + /* allocate wb buffer */ + r = radeon_wb_init(rdev); + if (r) + return r; + + r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX); + if (r) { + dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); + return r; } + + /* Enable IRQ */ + if (!rdev->irq.installed) { + r = radeon_irq_kms_init(rdev); + if (r) + return r; + } + + r100_irq_set(rdev); + rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL); + /* 1M ring buffer */ + r = r100_cp_init(rdev, 1024 * 1024); + if (r) { + dev_err(rdev->dev, "failed initializing CP (%d).\n", r); + return r; + } + r420_cp_errata_init(rdev); + + r = radeon_ib_pool_init(rdev); + if (r) { + dev_err(rdev->dev, "IB initialization failed (%d).\n", r); + return r; + } + + return 0; } +int r420_resume(struct radeon_device *rdev) +{ + int r; -/* - * r420,r423,rv410 VRAM info - */ -void r420_vram_info(struct radeon_device *rdev) + /* Make sur GART are not working */ + if (rdev->flags & RADEON_IS_PCIE) + rv370_pcie_gart_disable(rdev); + if (rdev->flags & RADEON_IS_PCI) + r100_pci_gart_disable(rdev); + /* Resume clock before doing reset */ + r420_clock_resume(rdev); + /* Reset gpu before posting otherwise ATOM will enter infinite loop */ + if (radeon_asic_reset(rdev)) { + dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", + RREG32(R_000E40_RBBM_STATUS), + RREG32(R_0007C0_CP_STAT)); + } + /* check if cards are posted or not */ + if (rdev->is_atom_bios) { + atom_asic_init(rdev->mode_info.atom_context); + } else { + radeon_combios_asic_init(rdev->ddev); + } + /* Resume clock after posting */ + r420_clock_resume(rdev); + /* Initialize surface registers */ + radeon_surface_init(rdev); + + rdev->accel_working = true; + r = r420_startup(rdev); + if (r) { + rdev->accel_working = false; + } + return r; +} + +int r420_suspend(struct radeon_device *rdev) +{ + radeon_pm_suspend(rdev); + r420_cp_errata_fini(rdev); + r100_cp_disable(rdev); + radeon_wb_disable(rdev); + r100_irq_disable(rdev); + if (rdev->flags & RADEON_IS_PCIE) + rv370_pcie_gart_disable(rdev); + if (rdev->flags & RADEON_IS_PCI) + r100_pci_gart_disable(rdev); + return 0; +} + +void r420_fini(struct radeon_device *rdev) { - r300_vram_info(rdev); + radeon_pm_fini(rdev); + r100_cp_fini(rdev); + radeon_wb_fini(rdev); + radeon_ib_pool_fini(rdev); + radeon_gem_fini(rdev); + if (rdev->flags & RADEON_IS_PCIE) + rv370_pcie_gart_fini(rdev); + if (rdev->flags & RADEON_IS_PCI) + r100_pci_gart_fini(rdev); + radeon_agp_fini(rdev); + radeon_irq_kms_fini(rdev); + radeon_fence_driver_fini(rdev); + radeon_bo_fini(rdev); + if (rdev->is_atom_bios) { + radeon_atombios_fini(rdev); + } else { + radeon_combios_fini(rdev); + } + kfree(rdev->bios); + rdev->bios = NULL; } +int r420_init(struct radeon_device *rdev) +{ + int r; + + /* Initialize scratch registers */ + radeon_scratch_init(rdev); + /* Initialize surface registers */ + radeon_surface_init(rdev); + /* TODO: disable VGA need to use VGA request */ + /* restore some register to sane defaults */ + r100_restore_sanity(rdev); + /* BIOS*/ + if (!radeon_get_bios(rdev)) { + if (ASIC_IS_AVIVO(rdev)) + return -EINVAL; + } + if (rdev->is_atom_bios) { + r = radeon_atombios_init(rdev); + if (r) { + return r; + } + } else { + r = radeon_combios_init(rdev); + if (r) { + return r; + } + } + /* Reset gpu before posting otherwise ATOM will enter infinite loop */ + if (radeon_asic_reset(rdev)) { + dev_warn(rdev->dev, + "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", + RREG32(R_000E40_RBBM_STATUS), + RREG32(R_0007C0_CP_STAT)); + } + /* check if cards are posted or not */ + if (radeon_boot_test_post_card(rdev) == false) + return -EINVAL; + + /* Initialize clocks */ + radeon_get_clock_info(rdev->ddev); + /* initialize AGP */ + if (rdev->flags & RADEON_IS_AGP) { + r = radeon_agp_init(rdev); + if (r) { + radeon_agp_disable(rdev); + } + } + /* initialize memory controller */ + r300_mc_init(rdev); + r420_debugfs(rdev); + /* Fence driver */ + r = radeon_fence_driver_init(rdev); + if (r) { + return r; + } + /* Memory manager */ + r = radeon_bo_init(rdev); + if (r) { + return r; + } + if (rdev->family == CHIP_R420) + r100_enable_bm(rdev); + + if (rdev->flags & RADEON_IS_PCIE) { + r = rv370_pcie_gart_init(rdev); + if (r) + return r; + } + if (rdev->flags & RADEON_IS_PCI) { + r = r100_pci_gart_init(rdev); + if (r) + return r; + } + r420_set_reg_safe(rdev); + + /* Initialize power management */ + radeon_pm_init(rdev); + + rdev->accel_working = true; + r = r420_startup(rdev); + if (r) { + /* Somethings want wront with the accel init stop accel */ + dev_err(rdev->dev, "Disabling GPU acceleration\n"); + r100_cp_fini(rdev); + radeon_wb_fini(rdev); + radeon_ib_pool_fini(rdev); + radeon_irq_kms_fini(rdev); + if (rdev->flags & RADEON_IS_PCIE) + rv370_pcie_gart_fini(rdev); + if (rdev->flags & RADEON_IS_PCI) + r100_pci_gart_fini(rdev); + radeon_agp_fini(rdev); + rdev->accel_working = false; + } + return 0; +} /* * Debugfs info |