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authorAlex Deucher <alexander.deucher@amd.com>2017-08-22 19:06:30 +0200
committerAlex Deucher <alexander.deucher@amd.com>2017-08-24 17:48:44 +0200
commitfaf505672600332369ec08044f1ec9eec73a5ab3 (patch)
tree8cc0a6115db2de1f84d9d0a443415486edf0b9ca /drivers/gpu
parentdrm/amdgpu: refine default gart size (diff)
downloadlinux-faf505672600332369ec08044f1ec9eec73a5ab3.tar.xz
linux-faf505672600332369ec08044f1ec9eec73a5ab3.zip
drm/amdgpu: move default gart size setting into gmc modules
Move the asic specific code into the IP modules. Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c52
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h1
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c19
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c22
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c21
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c16
6 files changed, 74 insertions, 57 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
index 2027eb010a47..f4370081f6e6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
@@ -57,58 +57,6 @@
*/
/**
- * amdgpu_gart_set_defaults - set the default gart_size
- *
- * @adev: amdgpu_device pointer
- *
- * Set the default gart_size based on parameters and available VRAM.
- */
-void amdgpu_gart_set_defaults(struct amdgpu_device *adev)
-{
- u64 gart_size;
-
- if (amdgpu_gart_size == -1) {
- switch (adev->asic_type) {
-#ifdef CONFIG_DRM_AMDGPU_SI
- case CHIP_HAINAN: /* no MM engines */
-#endif
- case CHIP_TOPAZ: /* no MM engines */
- case CHIP_POLARIS11: /* all engines support GPUVM */
- case CHIP_POLARIS10: /* all engines support GPUVM */
- case CHIP_POLARIS12: /* all engines support GPUVM */
- case CHIP_VEGA10: /* all engines support GPUVM */
- default:
- gart_size = 256;
- break;
-#ifdef CONFIG_DRM_AMDGPU_SI
- case CHIP_VERDE: /* UVD, VCE do not support GPUVM */
- case CHIP_TAHITI: /* UVD, VCE do not support GPUVM */
- case CHIP_PITCAIRN: /* UVD, VCE do not support GPUVM */
- case CHIP_OLAND: /* UVD, VCE do not support GPUVM */
-#endif
-#ifdef CONFIG_DRM_AMDGPU_CIK
- case CHIP_BONAIRE: /* UVD, VCE do not support GPUVM */
- case CHIP_HAWAII: /* UVD, VCE do not support GPUVM */
- case CHIP_KAVERI: /* UVD, VCE do not support GPUVM */
- case CHIP_KABINI: /* UVD, VCE do not support GPUVM */
- case CHIP_MULLINS: /* UVD, VCE do not support GPUVM */
-#endif
- case CHIP_TONGA: /* UVD, VCE do not support GPUVM */
- case CHIP_FIJI: /* UVD, VCE do not support GPUVM */
- case CHIP_CARRIZO: /* UVD, VCE do not support GPUVM, DCE SG support */
- case CHIP_STONEY: /* UVD does not support GPUVM, DCE SG support */
- case CHIP_RAVEN: /* DCE SG support */
- gart_size = 1024;
- break;
- }
- } else {
- gart_size = amdgpu_gart_size;
- }
-
- adev->mc.gart_size = gart_size << 20;
-}
-
-/**
* amdgpu_gart_table_ram_alloc - allocate system ram for gart page table
*
* @adev: amdgpu_device pointer
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h
index d4cce6936200..afbe803b1a13 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h
@@ -56,7 +56,6 @@ struct amdgpu_gart {
const struct amdgpu_gart_funcs *gart_funcs;
};
-void amdgpu_gart_set_defaults(struct amdgpu_device *adev);
int amdgpu_gart_table_ram_alloc(struct amdgpu_device *adev);
void amdgpu_gart_table_ram_free(struct amdgpu_device *adev);
int amdgpu_gart_table_vram_alloc(struct amdgpu_device *adev);
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
index 12b0c4cd7a5a..5be9c83dfcf7 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
@@ -332,7 +332,24 @@ static int gmc_v6_0_mc_init(struct amdgpu_device *adev)
adev->mc.real_vram_size = RREG32(mmCONFIG_MEMSIZE) * 1024ULL * 1024ULL;
adev->mc.visible_vram_size = adev->mc.aper_size;
- amdgpu_gart_set_defaults(adev);
+ /* set the gart size */
+ if (amdgpu_gart_size == -1) {
+ switch (adev->asic_type) {
+ case CHIP_HAINAN: /* no MM engines */
+ default:
+ adev->mc.gart_size = 256ULL << 20;
+ break;
+ case CHIP_VERDE: /* UVD, VCE do not support GPUVM */
+ case CHIP_TAHITI: /* UVD, VCE do not support GPUVM */
+ case CHIP_PITCAIRN: /* UVD, VCE do not support GPUVM */
+ case CHIP_OLAND: /* UVD, VCE do not support GPUVM */
+ adev->mc.gart_size = 1024ULL << 20;
+ break;
+ }
+ } else {
+ adev->mc.gart_size = (u64)amdgpu_gart_size << 20;
+ }
+
gmc_v6_0_vram_gtt_location(adev, &adev->mc);
return 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
index e42c1ad3af5e..eace9e7182c8 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
@@ -386,7 +386,27 @@ static int gmc_v7_0_mc_init(struct amdgpu_device *adev)
if (adev->mc.visible_vram_size > adev->mc.real_vram_size)
adev->mc.visible_vram_size = adev->mc.real_vram_size;
- amdgpu_gart_set_defaults(adev);
+ /* set the gart size */
+ if (amdgpu_gart_size == -1) {
+ switch (adev->asic_type) {
+ case CHIP_TOPAZ: /* no MM engines */
+ default:
+ adev->mc.gart_size = 256ULL << 20;
+ break;
+#ifdef CONFIG_DRM_AMDGPU_CIK
+ case CHIP_BONAIRE: /* UVD, VCE do not support GPUVM */
+ case CHIP_HAWAII: /* UVD, VCE do not support GPUVM */
+ case CHIP_KAVERI: /* UVD, VCE do not support GPUVM */
+ case CHIP_KABINI: /* UVD, VCE do not support GPUVM */
+ case CHIP_MULLINS: /* UVD, VCE do not support GPUVM */
+ adev->mc.gart_size = 1024ULL << 20;
+ break;
+#endif
+ }
+ } else {
+ adev->mc.gart_size = (u64)amdgpu_gart_size << 20;
+ }
+
gmc_v7_0_vram_gtt_location(adev, &adev->mc);
return 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
index 7ca2dae8237a..3b3326daf32b 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
@@ -562,7 +562,26 @@ static int gmc_v8_0_mc_init(struct amdgpu_device *adev)
if (adev->mc.visible_vram_size > adev->mc.real_vram_size)
adev->mc.visible_vram_size = adev->mc.real_vram_size;
- amdgpu_gart_set_defaults(adev);
+ /* set the gart size */
+ if (amdgpu_gart_size == -1) {
+ switch (adev->asic_type) {
+ case CHIP_POLARIS11: /* all engines support GPUVM */
+ case CHIP_POLARIS10: /* all engines support GPUVM */
+ case CHIP_POLARIS12: /* all engines support GPUVM */
+ default:
+ adev->mc.gart_size = 256ULL << 20;
+ break;
+ case CHIP_TONGA: /* UVD, VCE do not support GPUVM */
+ case CHIP_FIJI: /* UVD, VCE do not support GPUVM */
+ case CHIP_CARRIZO: /* UVD, VCE do not support GPUVM, DCE SG support */
+ case CHIP_STONEY: /* UVD does not support GPUVM, DCE SG support */
+ adev->mc.gart_size = 1024ULL << 20;
+ break;
+ }
+ } else {
+ adev->mc.gart_size = (u64)amdgpu_gart_size << 20;
+ }
+
gmc_v8_0_vram_gtt_location(adev, &adev->mc);
return 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 2769c2b3b56e..d04d0b123212 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -499,7 +499,21 @@ static int gmc_v9_0_mc_init(struct amdgpu_device *adev)
if (adev->mc.visible_vram_size > adev->mc.real_vram_size)
adev->mc.visible_vram_size = adev->mc.real_vram_size;
- amdgpu_gart_set_defaults(adev);
+ /* set the gart size */
+ if (amdgpu_gart_size == -1) {
+ switch (adev->asic_type) {
+ case CHIP_VEGA10: /* all engines support GPUVM */
+ default:
+ adev->mc.gart_size = 256ULL << 20;
+ break;
+ case CHIP_RAVEN: /* DCE SG support */
+ adev->mc.gart_size = 1024ULL << 20;
+ break;
+ }
+ } else {
+ adev->mc.gart_size = (u64)amdgpu_gart_size << 20;
+ }
+
gmc_v9_0_vram_gtt_location(adev, &adev->mc);
return 0;