From: Mukul Joshi <[email protected]> Currently, in CPX mode, the CP_HYP_XCP_CTL register is programmed incorrectly with the number of XCCs in the partition. As a result, HIQ doesn't work in CPX mode. Fix this by programming the correct number of XCCs in a partition, which is 1, in CPX mode.
Signed-off-by: Mukul Joshi <[email protected]> Reviewed-by: Le Ma <[email protected]> Signed-off-by: Alex Deucher <[email protected]> --- drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c index 7b589f279ece..3811a7d82af9 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c @@ -1166,7 +1166,7 @@ static void gfx_v9_4_3_program_xcc_id(struct amdgpu_device *adev, int xcc_id) break; case 2: tmp = (xcc_id % adev->gfx.num_xcc_per_xcp) << REG_FIELD_SHIFT(CP_HYP_XCP_CTL, VIRTUAL_XCC_ID); - tmp = tmp | (adev->gfx.num_xcd << REG_FIELD_SHIFT(CP_HYP_XCP_CTL, NUM_XCC_IN_XCP)); + tmp = tmp | (adev->gfx.num_xcc_per_xcp << REG_FIELD_SHIFT(CP_HYP_XCP_CTL, NUM_XCC_IN_XCP)); WREG32_SOC15(GC, xcc_id, regCP_HYP_XCP_CTL, tmp); tmp = xcc_id << REG_FIELD_SHIFT(CP_PSP_XCP_CTL, PHYSICAL_XCC_ID); -- 2.39.2
