diff options
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c | 16 |
4 files changed, 20 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 12e71bb..103635a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -76,7 +76,7 @@ extern int amdgpu_modeset; extern int amdgpu_vram_limit; extern int amdgpu_vis_vram_limit; -extern unsigned amdgpu_gart_size; +extern int amdgpu_gart_size; extern int amdgpu_gtt_size; extern int amdgpu_moverate; extern int amdgpu_benchmarking; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 1a459ac..f7ffb02 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1062,11 +1062,11 @@ static void amdgpu_check_arguments(struct amdgpu_device *adev) amdgpu_sched_jobs = roundup_pow_of_two(amdgpu_sched_jobs); } - if (amdgpu_gart_size < 32) { + if (amdgpu_gart_size != -1 && amdgpu_gart_size < 32) { /* gart size must be greater or equal to 32M */ dev_warn(adev->dev, "gart size (%d) too small\n", amdgpu_gart_size); - amdgpu_gart_size = 32; + amdgpu_gart_size = -1; } if (amdgpu_gtt_size != -1 && amdgpu_gtt_size < 32) { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index e39ec98..4ecf737 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -76,7 +76,7 @@ int amdgpu_vram_limit = 0; int amdgpu_vis_vram_limit = 0; -unsigned amdgpu_gart_size = 256; +int amdgpu_gart_size = -1; /* auto */ int amdgpu_gtt_size = -1; /* auto */ int amdgpu_moverate = -1; /* auto */ int amdgpu_benchmarking = 0; @@ -128,7 +128,7 @@ module_param_named(vramlimit, amdgpu_vram_limit, int, 0600); MODULE_PARM_DESC(vis_vramlimit, "Restrict visible VRAM for testing, in megabytes"); module_param_named(vis_vramlimit, amdgpu_vis_vram_limit, int, 0444); -MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32, 64, etc.)"); +MODULE_PARM_DESC(gartsize, "Size of gart to setup in megabytes (32, 64, etc., -1=auto)"); module_param_named(gartsize, amdgpu_gart_size, uint, 0600); MODULE_PARM_DESC(gttsize, "Size of the GTT domain in megabytes (-1 = auto)"); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c index 94c1e2e..b9b9f68 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c @@ -65,7 +65,21 @@ */ void amdgpu_gart_set_defaults(struct amdgpu_device *adev) { - adev->mc.gart_size = (uint64_t)amdgpu_gart_size << 20; + u64 gart_size; + + if (amdgpu_gart_size == -1) { + /* make the GART larger for chips that + * dont' support VM for all rings + */ + if (adev->asic_type <= CHIP_STONEY) + gart_size = 1024; + else + gart_size = 256; + } else { + gart_size = amdgpu_gart_size; + } + + adev->mc.gart_size = gart_size << 20; } /** |
