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path: root/drivers/gpu/drm/radeon/r600.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/r600.c')
-rw-r--r--drivers/gpu/drm/radeon/r600.c117
1 files changed, 92 insertions, 25 deletions
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 2cef638fa06..6b43a95a5fb 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -65,16 +65,11 @@ MODULE_FIRMWARE("radeon/RV710_me.bin");
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);
void r600_fini(struct radeon_device *rdev);
-
/*
* R600 PCIE GART
*/
@@ -168,7 +163,7 @@ 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);
@@ -225,6 +220,40 @@ void r600_pcie_gart_fini(struct radeon_device *rdev)
radeon_gart_fini(rdev);
}
+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)
{
unsigned i;
@@ -263,18 +292,34 @@ static void r600_mc_program(struct radeon_device *rdev)
/* 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);
+ 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, 0);
- tmp = (((rdev->mc.vram_end - 1) >> 24) & 0xFFFF) << 16;
+ 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, rdev->mc.mc_vram_size | 0x3FF);
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);
@@ -390,9 +435,9 @@ int r600_mc_init(struct radeon_device *rdev)
}
}
rdev->mc.vram_start = rdev->mc.vram_location;
- rdev->mc.vram_end = rdev->mc.vram_location + rdev->mc.mc_vram_size;
+ rdev->mc.vram_end = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1;
rdev->mc.gtt_start = rdev->mc.gtt_location;
- rdev->mc.gtt_end = rdev->mc.gtt_location + rdev->mc.gtt_size;
+ rdev->mc.gtt_end = rdev->mc.gtt_location + rdev->mc.gtt_size - 1;
/* FIXME: we should enforce default clock in case GPU is not in
* default setup
*/
@@ -428,9 +473,13 @@ int r600_gpu_soft_reset(struct radeon_device *rdev)
u32 srbm_reset = 0;
u32 tmp;
- dev_info(rdev->dev, "GPU softreset (R_008010_GRBM_STATUS=0x%08X "
- "R_008014_GRBM_STATUS2=0x%08X)\n", RREG32(R_008010_GRBM_STATUS),
+ dev_info(rdev->dev, "GPU softreset \n");
+ 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));
rv515_mc_stop(rdev, &save);
if (r600_mc_wait_for_idle(rdev)) {
dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
@@ -453,7 +502,7 @@ int r600_gpu_soft_reset(struct radeon_device *rdev)
S_008020_SOFT_RESET_TA(1) |
S_008020_SOFT_RESET_VC(1) |
S_008020_SOFT_RESET_VGT(1);
- dev_info(rdev->dev, "R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
+ dev_info(rdev->dev, " R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
WREG32(R_008020_GRBM_SOFT_RESET, tmp);
(void)RREG32(R_008020_GRBM_SOFT_RESET);
udelay(50);
@@ -491,7 +540,14 @@ int r600_gpu_soft_reset(struct radeon_device *rdev)
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);
- dev_info(rdev->dev, "R_000E60_SRBM_SOFT_RESET=0x%08X\n", srbm_reset);
+ if (G_000E50_BIF_BUSY(RREG32(R_000E50_SRBM_STATUS)))
+ srbm_reset |= S_000E60_SOFT_RESET_BIF(1);
+ dev_info(rdev->dev, " R_000E60_SRBM_SOFT_RESET=0x%08X\n", srbm_reset);
+ 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);
WREG32(R_000E60_SRBM_SOFT_RESET, srbm_reset);
(void)RREG32(R_000E60_SRBM_SOFT_RESET);
udelay(50);
@@ -499,6 +555,12 @@ int r600_gpu_soft_reset(struct radeon_device *rdev)
(void)RREG32(R_000E60_SRBM_SOFT_RESET);
/* Wait a little for things to settle down */
udelay(50);
+ 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));
/* After reset we need to reinit the asic as GPU often endup in an
* incoherent state.
*/
@@ -1442,9 +1504,13 @@ int r600_startup(struct radeon_device *rdev)
int r;
r600_mc_program(rdev);
- r = r600_pcie_gart_enable(rdev);
- if (r)
- return 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);
r = radeon_object_pin(rdev->r600_blit.shader_obj, RADEON_GEM_DOMAIN_VRAM,
@@ -1472,9 +1538,10 @@ int r600_resume(struct radeon_device *rdev)
{
int r;
- if (r600_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 */
atom_asic_init(rdev->mode_info.atom_context);
/* Initialize clocks */
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-11 13:32:41 +0000