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Code Issues Releases Wiki Activity

drm/amdgpu/gmc: add proper CG flags for fiji

Browse source 
We were already enabling these CG features, this uses
the standard interface for doing so.

Acked-by: Tom St Denis <tom.stdenis@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2016-04-08 01:01:18 -04:00
parent c90766cf4e
commit 3fde56b8db
2 changed files with 7 additions and 5 deletions
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8
drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
View file

@ -1310,11 +1310,11 @@ static int gmc_v8_0_process_interrupt(struct amdgpu_device *adev,
}
static void fiji_update_mc_medium_grain_clock_gating(struct amdgpu_device *adev,
bool enable)
bool enable)
{
uint32_t data;
if (enable) {
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG)) {
data = RREG32(mmMC_HUB_MISC_HUB_CG);
data |= MC_HUB_MISC_HUB_CG__ENABLE_MASK;
WREG32(mmMC_HUB_MISC_HUB_CG, data);
@ -1390,11 +1390,11 @@ static void fiji_update_mc_medium_grain_clock_gating(struct amdgpu_device *adev,
}
static void fiji_update_mc_light_sleep(struct amdgpu_device *adev,
bool enable)
bool enable)
{
uint32_t data;
if (enable) {
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_LS)) {
data = RREG32(mmMC_HUB_MISC_HUB_CG);
data |= MC_HUB_MISC_HUB_CG__MEM_LS_ENABLE_MASK;
WREG32(mmMC_HUB_MISC_HUB_CG, data);

4
drivers/gpu/drm/amd/amdgpu/vi.c
View file

@ -1089,7 +1089,9 @@ static int vi_common_early_init(void *handle)
AMD_CG_SUPPORT_BIF_LS |
AMD_CG_SUPPORT_HDP_MGCG |
AMD_CG_SUPPORT_HDP_LS |
AMD_CG_SUPPORT_ROM_MGCG;
AMD_CG_SUPPORT_ROM_MGCG |
AMD_CG_SUPPORT_MC_MGCG |
AMD_CG_SUPPORT_MC_LS;
adev->pg_flags = 0;
adev->external_rev_id = adev->rev_id + 0x3c;
break;