openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

drm/amdgpu: change Raven always on CUs to 4 

For Vega10 and Vega20, the always on CUs are 12.
For Raven, it's 4.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan 2018-09-19 19:07:19 +08:00 committed by Alex Deucher
parent 989b68232c
commit b989531b1f
1 changed files with 6 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
View File

@ -985,8 +985,10 @@ static void gfx_v9_0_init_lbpw(struct amdgpu_device *adev)
data |= 0x00C00000;
WREG32_SOC15(GC, 0, mmRLC_GPM_GENERAL_7, data);
/* set RLC_LB_ALWAYS_ACTIVE_CU_MASK = 0xFFF */
WREG32_SOC15(GC, 0, mmRLC_LB_ALWAYS_ACTIVE_CU_MASK, 0xFFF);
/*
* RLC_LB_ALWAYS_ACTIVE_CU_MASK = 0xF (4 CUs AON for Raven),
* programmed in gfx_v9_0_init_always_on_cu_mask()
*/
/* set RLC_LB_CNTL = 0x8000_0095, 31 bit is reserved,
* but used for RLC_LB_CNTL configuration */
@ -995,6 +997,8 @@ static void gfx_v9_0_init_lbpw(struct amdgpu_device *adev)
data |= REG_SET_FIELD(data, RLC_LB_CNTL, RESERVED, 0x80000);
WREG32_SOC15(GC, 0, mmRLC_LB_CNTL, data);
mutex_unlock(&adev->grbm_idx_mutex);
gfx_v9_0_init_always_on_cu_mask(adev);
}
static void gfx_v9_4_init_lbpw(struct amdgpu_device *adev)