drm/amdgpu/powerplay: fix smu7_get_memory_type for fiji

Fiji uses a different register than other smu7 asics, but
we already have this info in the base driver so just
use that.

Reviewed-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
index 21c021b..97b7c23 100644 (file)
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
@@ -4150,13 +4150,9 @@ static int smu7_read_clock_registers(struct pp_hwmgr *hwmgr)
 static int smu7_get_memory_type(struct pp_hwmgr *hwmgr)
 {
        struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
-       uint32_t temp;
-
-       temp = cgs_read_register(hwmgr->device, mmMC_SEQ_MISC0);
+       struct amdgpu_device *adev = hwmgr->adev;
 
-       data->is_memory_gddr5 = (MC_SEQ_MISC0_GDDR5_VALUE ==
-                       ((temp & MC_SEQ_MISC0_GDDR5_MASK) >>
-                        MC_SEQ_MISC0_GDDR5_SHIFT));
+       data->is_memory_gddr5 = (adev->gmc.vram_type == AMDGPU_VRAM_TYPE_GDDR5);
 
        return 0;
 }