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| author | Alex Deucher <alexander.deucher@amd.com> | 2017-03-28 12:52:08 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-03-29 23:54:38 -0400 |
| commit | bce23e00f3369ce8c32c90f087e37c01f83002d1 (patch) | |
| tree | 3df0d81efff53d806dac25a7463f0d7aad5a2a5e /drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | |
| parent | ca02061c7a8ca3956e9e1cd60947b97d444e1622 (diff) | |
| download | lwn-bce23e00f3369ce8c32c90f087e37c01f83002d1.tar.gz lwn-bce23e00f3369ce8c32c90f087e37c01f83002d1.zip | |
drm/amdgpu: add NGG parameters
NGG (Next Generation Graphics) is a new feature in GFX9.0. This
adds the relevant parameters.
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 7292f4e7bb1a..2b05c891747b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -103,6 +103,11 @@ unsigned amdgpu_pg_mask = 0xffffffff; char *amdgpu_disable_cu = NULL; char *amdgpu_virtual_display = NULL; unsigned amdgpu_pp_feature_mask = 0xffffffff; +int amdgpu_ngg = 0; +int amdgpu_prim_buf_per_se = 0; +int amdgpu_pos_buf_per_se = 0; +int amdgpu_cntl_sb_buf_per_se = 0; +int amdgpu_param_buf_per_se = 0; MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing, in megabytes"); module_param_named(vramlimit, amdgpu_vram_limit, int, 0600); @@ -210,6 +215,22 @@ MODULE_PARM_DESC(virtual_display, "Enable virtual display feature (the virtual_display will be set like xxxx:xx:xx.x,x;xxxx:xx:xx.x,x)"); module_param_named(virtual_display, amdgpu_virtual_display, charp, 0444); +MODULE_PARM_DESC(ngg, "Next Generation Graphics (1 = enable, 0 = disable(default depending on gfx))"); +module_param_named(ngg, amdgpu_ngg, int, 0444); + +MODULE_PARM_DESC(prim_buf_per_se, "the size of Primitive Buffer per Shader Engine (default depending on gfx)"); +module_param_named(prim_buf_per_se, amdgpu_prim_buf_per_se, int, 0444); + +MODULE_PARM_DESC(pos_buf_per_se, "the size of Position Buffer per Shader Engine (default depending on gfx)"); +module_param_named(pos_buf_per_se, amdgpu_pos_buf_per_se, int, 0444); + +MODULE_PARM_DESC(cntl_sb_buf_per_se, "the size of Control Sideband per Shader Engine (default depending on gfx)"); +module_param_named(cntl_sb_buf_per_se, amdgpu_cntl_sb_buf_per_se, int, 0444); + +MODULE_PARM_DESC(param_buf_per_se, "the size of Off-Chip Pramater Cache per Shader Engine (default depending on gfx)"); +module_param_named(param_buf_per_se, amdgpu_param_buf_per_se, int, 0444); + + static const struct pci_device_id pciidlist[] = { #ifdef CONFIG_DRM_AMDGPU_SI {0x1002, 0x6780, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI}, |