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author | Yifan Zha <Yifan.Zha@amd.com> | 2022-08-17 17:25:15 +0800 |
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committer | Alex Deucher <alexander.deucher@amd.com> | 2022-09-01 15:11:50 -0400 |
commit | bbb860d46fcbde5881c93ed549445a85f2434a64 (patch) | |
tree | cb8c54c9a3b31b37c3bdebd1c633ddec9f4d0a6b | |
parent | 08c8442c4a032194d6956a266810bf109cdfc138 (diff) | |
download | lwn-bbb860d46fcbde5881c93ed549445a85f2434a64.tar.gz lwn-bbb860d46fcbde5881c93ed549445a85f2434a64.zip |
drm/amdgpu: Use RLCG to program GRBM_GFX_CNTL during full access time
[Why]
KIQ register init requires GRBM_GFX_CNTL to select KIQ.
[How]
As RLCG accessing registers will save the data of GRBM_GFX_CNTL and restore it.
Use RLCG indirect accessing register method to select grbm instead of mmio directly access.
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Yifan Zha <Yifan.Zha@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/soc21.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/soc21.c b/drivers/gpu/drm/amd/amdgpu/soc21.c index 54bce19a52ec..47ef671543b3 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc21.c +++ b/drivers/gpu/drm/amd/amdgpu/soc21.c @@ -179,7 +179,7 @@ void soc21_grbm_select(struct amdgpu_device *adev, grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid); grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue); - WREG32(SOC15_REG_OFFSET(GC, 0, regGRBM_GFX_CNTL), grbm_gfx_cntl); + WREG32_SOC15(GC, 0, regGRBM_GFX_CNTL, grbm_gfx_cntl); } static void soc21_vga_set_state(struct amdgpu_device *adev, bool state) |