drm/radeon/kms: add dpm support for rv7xx (v4)
This adds dpm support for rv7xx asics. This includes:
- clockgating
- dynamic engine clock scaling
- dynamic memory clock scaling
- dynamic voltage scaling
- dynamic pcie gen1/gen2 switching
Set radeon.dpm=1 to enable.
v2: reduce stack usage
v3: fix 64 bit div
v4: fix state enable
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index f906905..7221ff4 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -1913,6 +1913,7 @@
const struct firmware *uvd_fw; /* UVD firmware */
const struct firmware *mec_fw; /* CIK MEC firmware */
const struct firmware *sdma_fw; /* CIK SDMA firmware */
+ const struct firmware *smc_fw; /* SMC firmware */
struct r600_blit r600_blit;
struct r600_vram_scratch vram_scratch;
int msi_enabled; /* msi enabled */