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| author | Alex Deucher <alexander.deucher@amd.com> | 2022-05-09 11:40:09 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-07-12 10:03:20 -0400 |
| commit | 88c775bbebc9c5b080d3cbbdef73a31eaead9e5b (patch) | |
| tree | 180115b71f1ec19ae60b2f9298e709a6df07ef80 | |
| parent | 737dad0b5d609f464cae73292de646d3d016ec73 (diff) | |
| download | linux-88c775bbebc9c5b080d3cbbdef73a31eaead9e5b.tar.gz linux-88c775bbebc9c5b080d3cbbdef73a31eaead9e5b.tar.bz2 linux-88c775bbebc9c5b080d3cbbdef73a31eaead9e5b.zip | |
drm/amdgpu/gmc10: adjust gart size for parts that support S/G display
For GMC 10 parts which support scatter/gather display (display
from system memory), we should allocate a larger gart size
to better handler larger displays. This mirrors what we already
do for GMC 9 parts.
v2: fix typo (Alex)
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c index 25d5743ae91b..1772f006c61a 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c @@ -834,10 +834,21 @@ static int gmc_v10_0_mc_init(struct amdgpu_device *adev) adev->gmc.visible_vram_size = adev->gmc.real_vram_size; /* set the gart size */ - if (amdgpu_gart_size == -1) - adev->gmc.gart_size = 512ULL << 20; - else + if (amdgpu_gart_size == -1) { + switch (adev->ip_versions[GC_HWIP][0]) { + default: + adev->gmc.gart_size = 512ULL << 20; + break; + case IP_VERSION(10, 3, 1): /* DCE SG support */ + case IP_VERSION(10, 3, 3): /* DCE SG support */ + case IP_VERSION(10, 3, 6): /* DCE SG support */ + case IP_VERSION(10, 3, 7): /* DCE SG support */ + adev->gmc.gart_size = 1024ULL << 20; + break; + } + } else { adev->gmc.gart_size = (u64)amdgpu_gart_size << 20; + } gmc_v10_0_vram_gtt_location(adev, &adev->gmc); |