[PATCH 3/4] drm/amd/dpm: Add PG support for UVD on Carrizo

[Tom St Denis]

Signed-off-by: Tom St Denis <tom.stde...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/cz_dpm.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c 
b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c
index 8ba07e79d4cb..a3e710147a69 100644
--- a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c
@@ -41,6 +41,8 @@
 #include "gmc/gmc_8_1_d.h"
 #include "bif/bif_5_1_d.h"
 #include "gfx_v8_0.h"
+#include "uvd/uvd_6_0_d.h"
+#include "uvd/uvd_6_0_sh_mask.h"
 
 static void cz_dpm_powergate_uvd(struct amdgpu_device *adev, bool gate);
 static void cz_dpm_powergate_vce(struct amdgpu_device *adev, bool gate);
@@ -2098,6 +2100,15 @@ static void cz_dpm_powergate_uvd(struct amdgpu_device 
*adev, bool gate)
        struct cz_power_info *pi = cz_get_pi(adev);
        int ret;
 
+       if (pi->caps_uvd_pg) {
+               if (pi->uvd_dynamic_pg)
+                       WREG32(mmUVD_POWER_STATUS,
+                               UVD_POWER_STATUS__UVD_PG_EN_MASK |
+                               UVD_POWER_STATUS__UVD_PG_MODE_MASK);
+               else
+                       WREG32(mmUVD_POWER_STATUS,
+                               UVD_POWER_STATUS__UVD_PG_EN_MASK);
+       }
        if (pi->uvd_power_gated == gate)
                return;
 
-- 
2.9.2

_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx