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path: root/drivers/gpu/drm/radeon/rs400.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/rs400.c')
-rw-r--r--drivers/gpu/drm/radeon/rs400.c195
1 files changed, 117 insertions, 78 deletions
diff --git a/drivers/gpu/drm/radeon/rs400.c b/drivers/gpu/drm/radeon/rs400.c
index 368415df5f3..a0f96decece 100644
--- a/drivers/gpu/drm/radeon/rs400.c
+++ b/drivers/gpu/drm/radeon/rs400.c
@@ -26,8 +26,10 @@
* Jerome Glisse
*/
#include <linux/seq_file.h>
+#include <linux/slab.h>
#include <drm/drmP.h>
#include "radeon.h"
+#include "radeon_asic.h"
#include "rs400d.h"
/* This files gather functions specifics to : rs400,rs480 */
@@ -53,12 +55,6 @@ void rs400_gart_adjust_size(struct radeon_device *rdev)
rdev->mc.gtt_size = 32 * 1024 * 1024;
return;
}
- if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480) {
- /* FIXME: RS400 & RS480 seems to have issue with GART size
- * if 4G of system memory (needs more testing) */
- rdev->mc.gtt_size = 32 * 1024 * 1024;
- DRM_ERROR("Forcing to 32M GART size (because of ASIC bug ?)\n");
- }
}
void rs400_gart_tlb_flush(struct radeon_device *rdev)
@@ -81,8 +77,8 @@ int rs400_gart_init(struct radeon_device *rdev)
{
int r;
- if (rdev->gart.table.ram.ptr) {
- WARN(1, "RS400 GART already initialized.\n");
+ if (rdev->gart.ptr) {
+ WARN(1, "RS400 GART already initialized\n");
return 0;
}
/* Check gart size */
@@ -113,6 +109,7 @@ int rs400_gart_enable(struct radeon_device *rdev)
uint32_t size_reg;
uint32_t tmp;
+ radeon_gart_restore(rdev);
tmp = RREG32_MC(RS690_AIC_CTRL_SCRATCH);
tmp |= RS690_DIS_OUT_OF_PCI_GART_ACCESS;
WREG32_MC(RS690_AIC_CTRL_SCRATCH, tmp);
@@ -150,9 +147,8 @@ int rs400_gart_enable(struct radeon_device *rdev)
WREG32(RADEON_AGP_BASE, 0xFFFFFFFF);
WREG32(RS480_AGP_BASE_2, 0);
}
- tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 1;
- tmp = REG_SET(RS690_MC_AGP_TOP, tmp >> 16);
- tmp |= REG_SET(RS690_MC_AGP_START, rdev->mc.gtt_location >> 16);
+ tmp = REG_SET(RS690_MC_AGP_TOP, rdev->mc.gtt_end >> 16);
+ tmp |= REG_SET(RS690_MC_AGP_START, rdev->mc.gtt_start >> 16);
if ((rdev->family == CHIP_RS690) || (rdev->family == CHIP_RS740)) {
WREG32_MC(RS690_MCCFG_AGP_LOCATION, tmp);
tmp = RREG32(RADEON_BUS_CNTL) & ~RS600_BUS_MASTER_DIS;
@@ -178,14 +174,20 @@ int rs400_gart_enable(struct radeon_device *rdev)
/* FIXME: according to doc we should set HIDE_MMCFG_BAR=0,
* AGPMODE30=0 & AGP30ENHANCED=0 in NB_CNTL */
if ((rdev->family == CHIP_RS690) || (rdev->family == CHIP_RS740)) {
- WREG32_MC(RS480_MC_MISC_CNTL,
- (RS480_GART_INDEX_REG_EN | RS690_BLOCK_GFX_D3_EN));
+ tmp = RREG32_MC(RS480_MC_MISC_CNTL);
+ tmp |= RS480_GART_INDEX_REG_EN | RS690_BLOCK_GFX_D3_EN;
+ WREG32_MC(RS480_MC_MISC_CNTL, tmp);
} else {
- WREG32_MC(RS480_MC_MISC_CNTL, RS480_GART_INDEX_REG_EN);
+ tmp = RREG32_MC(RS480_MC_MISC_CNTL);
+ tmp |= RS480_GART_INDEX_REG_EN;
+ WREG32_MC(RS480_MC_MISC_CNTL, tmp);
}
/* Enable gart */
WREG32_MC(RS480_AGP_ADDRESS_SPACE_SIZE, (RS480_GART_EN | size_reg));
rs400_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;
}
@@ -202,64 +204,91 @@ void rs400_gart_disable(struct radeon_device *rdev)
void rs400_gart_fini(struct radeon_device *rdev)
{
+ radeon_gart_fini(rdev);
rs400_gart_disable(rdev);
radeon_gart_table_ram_free(rdev);
- radeon_gart_fini(rdev);
}
-int rs400_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr)
+#define RS400_PTE_WRITEABLE (1 << 2)
+#define RS400_PTE_READABLE (1 << 3)
+
+void rs400_gart_set_page(struct radeon_device *rdev, unsigned i, uint64_t addr)
{
uint32_t entry;
-
- if (i < 0 || i > rdev->gart.num_gpu_pages) {
- return -EINVAL;
- }
+ u32 *gtt = rdev->gart.ptr;
entry = (lower_32_bits(addr) & PAGE_MASK) |
((upper_32_bits(addr) & 0xff) << 4) |
- 0xc;
+ RS400_PTE_WRITEABLE | RS400_PTE_READABLE;
entry = cpu_to_le32(entry);
- rdev->gart.table.ram.ptr[i] = entry;
- return 0;
+ gtt[i] = entry;
+}
+
+int rs400_mc_wait_for_idle(struct radeon_device *rdev)
+{
+ unsigned i;
+ uint32_t tmp;
+
+ for (i = 0; i < rdev->usec_timeout; i++) {
+ /* read MC_STATUS */
+ tmp = RREG32(RADEON_MC_STATUS);
+ if (tmp & RADEON_MC_IDLE) {
+ return 0;
+ }
+ DRM_UDELAY(1);
+ }
+ return -1;
}
-void rs400_gpu_init(struct radeon_device *rdev)
+static void rs400_gpu_init(struct radeon_device *rdev)
{
- /* FIXME: HDP same place on rs400 ? */
- r100_hdp_reset(rdev);
/* FIXME: is this correct ? */
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");
+ if (rs400_mc_wait_for_idle(rdev)) {
+ printk(KERN_WARNING "rs400: Failed to wait MC idle while "
+ "programming pipes. Bad things might happen. %08x\n", RREG32(RADEON_MC_STATUS));
}
}
-void rs400_vram_info(struct radeon_device *rdev)
+static void rs400_mc_init(struct radeon_device *rdev)
{
+ u64 base;
+
rs400_gart_adjust_size(rdev);
+ rdev->mc.igp_sideport_enabled = radeon_combios_sideport_present(rdev);
/* DDR for all card after R300 & IGP */
rdev->mc.vram_is_ddr = true;
rdev->mc.vram_width = 128;
-
r100_vram_init_sizes(rdev);
+ base = (RREG32(RADEON_NB_TOM) & 0xffff) << 16;
+ radeon_vram_location(rdev, &rdev->mc, base);
+ rdev->mc.gtt_base_align = rdev->mc.gtt_size - 1;
+ radeon_gtt_location(rdev, &rdev->mc);
+ radeon_update_bandwidth_info(rdev);
}
uint32_t rs400_mc_rreg(struct radeon_device *rdev, uint32_t reg)
{
+ unsigned long flags;
uint32_t r;
+ spin_lock_irqsave(&rdev->mc_idx_lock, flags);
WREG32(RS480_NB_MC_INDEX, reg & 0xff);
r = RREG32(RS480_NB_MC_DATA);
WREG32(RS480_NB_MC_INDEX, 0xff);
+ spin_unlock_irqrestore(&rdev->mc_idx_lock, flags);
return r;
}
void rs400_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
{
+ unsigned long flags;
+
+ spin_lock_irqsave(&rdev->mc_idx_lock, flags);
WREG32(RS480_NB_MC_INDEX, ((reg) & 0xff) | RS480_NB_MC_IND_WR_EN);
WREG32(RS480_NB_MC_DATA, (v));
WREG32(RS480_NB_MC_INDEX, 0xff);
+ spin_unlock_irqrestore(&rdev->mc_idx_lock, flags);
}
#if defined(CONFIG_DEBUG_FS)
@@ -283,9 +312,9 @@ static int rs400_debugfs_gart_info(struct seq_file *m, void *data)
seq_printf(m, "MCCFG_AGP_BASE_2 0x%08x\n", tmp);
tmp = RREG32_MC(RS690_MCCFG_AGP_LOCATION);
seq_printf(m, "MCCFG_AGP_LOCATION 0x%08x\n", tmp);
- tmp = RREG32_MC(0x100);
+ tmp = RREG32_MC(RS690_MCCFG_FB_LOCATION);
seq_printf(m, "MCCFG_FB_LOCATION 0x%08x\n", tmp);
- tmp = RREG32(0x134);
+ tmp = RREG32(RS690_HDP_FB_LOCATION);
seq_printf(m, "HDP_FB_LOCATION 0x%08x\n", tmp);
} else {
tmp = RREG32(RADEON_AGP_BASE);
@@ -346,22 +375,7 @@ static int rs400_debugfs_pcie_gart_info_init(struct radeon_device *rdev)
#endif
}
-static int rs400_mc_init(struct radeon_device *rdev)
-{
- int r;
- u32 tmp;
-
- /* Setup GPU memory space */
- tmp = RREG32(R_00015C_NB_TOM);
- rdev->mc.vram_location = G_00015C_MC_FB_START(tmp) << 16;
- rdev->mc.gtt_location = 0xFFFFFFFFUL;
- r = radeon_mc_setup(rdev);
- if (r)
- return r;
- return 0;
-}
-
-void rs400_mc_program(struct radeon_device *rdev)
+static void rs400_mc_program(struct radeon_device *rdev)
{
struct r100_mc_save save;
@@ -369,8 +383,8 @@ void rs400_mc_program(struct radeon_device *rdev)
r100_mc_stop(rdev, &save);
/* Wait for mc idle */
- if (r300_mc_wait_for_idle(rdev))
- dev_warn(rdev->dev, "Wait MC idle timeout before updating MC.\n");
+ if (rs400_mc_wait_for_idle(rdev))
+ dev_warn(rdev->dev, "rs400: Wait MC idle timeout before updating MC.\n");
WREG32(R_000148_MC_FB_LOCATION,
S_000148_MC_FB_START(rdev->mc.vram_start >> 16) |
S_000148_MC_FB_TOP(rdev->mc.vram_end >> 16));
@@ -382,6 +396,8 @@ static int rs400_startup(struct radeon_device *rdev)
{
int r;
+ r100_set_common_regs(rdev);
+
rs400_mc_program(rdev);
/* Resume clock */
r300_clock_startup(rdev);
@@ -393,27 +409,47 @@ static int rs400_startup(struct radeon_device *rdev)
r = rs400_gart_enable(rdev);
if (r)
return r;
+
+ /* 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, "failled initializing CP (%d).\n", r);
+ dev_err(rdev->dev, "failed initializing CP (%d).\n", r);
return r;
}
- r = r100_wb_init(rdev);
- if (r)
- dev_err(rdev->dev, "failled initializing WB (%d).\n", r);
- r = r100_ib_init(rdev);
+
+ r = radeon_ib_pool_init(rdev);
if (r) {
- dev_err(rdev->dev, "failled initializing IB (%d).\n", r);
+ dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
return r;
}
+
return 0;
}
int rs400_resume(struct radeon_device *rdev)
{
+ int r;
+
/* Make sur GART are not working */
rs400_gart_disable(rdev);
/* Resume clock before doing reset */
@@ -421,7 +457,7 @@ int rs400_resume(struct radeon_device *rdev)
/* setup MC before calling post tables */
rs400_mc_program(rdev);
/* Reset gpu before posting otherwise ATOM will enter infinite loop */
- if (radeon_gpu_reset(rdev)) {
+ 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));
@@ -432,13 +468,20 @@ int rs400_resume(struct radeon_device *rdev)
r300_clock_startup(rdev);
/* Initialize surface registers */
radeon_surface_init(rdev);
- return rs400_startup(rdev);
+
+ rdev->accel_working = true;
+ r = rs400_startup(rdev);
+ if (r) {
+ rdev->accel_working = false;
+ }
+ return r;
}
int rs400_suspend(struct radeon_device *rdev)
{
+ radeon_pm_suspend(rdev);
r100_cp_disable(rdev);
- r100_wb_disable(rdev);
+ radeon_wb_disable(rdev);
r100_irq_disable(rdev);
rs400_gart_disable(rdev);
return 0;
@@ -446,10 +489,10 @@ int rs400_suspend(struct radeon_device *rdev)
void rs400_fini(struct radeon_device *rdev)
{
- rs400_suspend(rdev);
+ radeon_pm_fini(rdev);
r100_cp_fini(rdev);
- r100_wb_fini(rdev);
- r100_ib_fini(rdev);
+ radeon_wb_fini(rdev);
+ radeon_ib_pool_fini(rdev);
radeon_gem_fini(rdev);
rs400_gart_fini(rdev);
radeon_irq_kms_fini(rdev);
@@ -471,6 +514,8 @@ int rs400_init(struct radeon_device *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))
@@ -485,7 +530,7 @@ int rs400_init(struct radeon_device *rdev)
return r;
}
/* Reset gpu before posting otherwise ATOM will enter infinite loop */
- if (radeon_gpu_reset(rdev)) {
+ if (radeon_asic_reset(rdev)) {
dev_warn(rdev->dev,
"GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
RREG32(R_000E40_RBBM_STATUS),
@@ -497,21 +542,12 @@ int rs400_init(struct radeon_device *rdev)
/* Initialize clocks */
radeon_get_clock_info(rdev->ddev);
- /* Initialize power management */
- radeon_pm_init(rdev);
- /* Get vram informations */
- rs400_vram_info(rdev);
- /* Initialize memory controller (also test AGP) */
- r = rs400_mc_init(rdev);
- if (r)
- return r;
+ /* initialize memory controller */
+ rs400_mc_init(rdev);
/* Fence driver */
r = radeon_fence_driver_init(rdev);
if (r)
return r;
- r = radeon_irq_kms_init(rdev);
- if (r)
- return r;
/* Memory manager */
r = radeon_bo_init(rdev);
if (r)
@@ -520,15 +556,18 @@ int rs400_init(struct radeon_device *rdev)
if (r)
return r;
r300_set_reg_safe(rdev);
+
+ /* Initialize power management */
+ radeon_pm_init(rdev);
+
rdev->accel_working = true;
r = rs400_startup(rdev);
if (r) {
/* Somethings want wront with the accel init stop accel */
dev_err(rdev->dev, "Disabling GPU acceleration\n");
- rs400_suspend(rdev);
r100_cp_fini(rdev);
- r100_wb_fini(rdev);
- r100_ib_fini(rdev);
+ radeon_wb_fini(rdev);
+ radeon_ib_pool_fini(rdev);
rs400_gart_fini(rdev);
radeon_irq_kms_fini(rdev);
rdev->accel_working = false;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 13:09:19 +0000