drm/amdgpu: program GRBM_MCM_ADDR for non-AID0 GRBM

Otherwise the EOP interrupt on non-AID0 cannot route to IH0.

Signed-off-by: Le Ma <le.ma@amd.com>
Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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 1dcb69b..a9fab8d 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c
@@ -184,7 +184,10 @@ static void gfx_v9_4_3_set_kiq_pm4_funcs(struct amdgpu_device *adev)
 
 static void gfx_v9_4_3_init_golden_registers(struct amdgpu_device *adev)
 {
+       int i;
 
+       for (i = 2; i < adev->gfx.num_xcd; i++)
+               WREG32_SOC15(GC, i, regGRBM_MCM_ADDR, 0x4);
 }
 
 static void gfx_v9_4_3_write_data_to_reg(struct amdgpu_ring *ring, int eng_sel,