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path: root/drivers/gpu/drm/i915/intel_guc.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_guc.c')
-rw-r--r--drivers/gpu/drm/i915/intel_guc.c44
1 files changed, 15 insertions, 29 deletions
diff --git a/drivers/gpu/drm/i915/intel_guc.c b/drivers/gpu/drm/i915/intel_guc.c
index 21140ccd7a97..ff08ea0ebf49 100644
--- a/drivers/gpu/drm/i915/intel_guc.c
+++ b/drivers/gpu/drm/i915/intel_guc.c
@@ -370,7 +370,7 @@ int intel_guc_sample_forcewake(struct intel_guc *guc)
u32 action[2];
action[0] = INTEL_GUC_ACTION_SAMPLE_FORCEWAKE;
- /* WaRsDisableCoarsePowerGating:skl,bxt */
+ /* WaRsDisableCoarsePowerGating:skl,cnl */
if (!HAS_RC6(dev_priv) || NEEDS_WaRsDisableCoarsePowerGating(dev_priv))
action[1] = 0;
else
@@ -403,22 +403,15 @@ int intel_guc_auth_huc(struct intel_guc *guc, u32 rsa_offset)
/**
* intel_guc_suspend() - notify GuC entering suspend state
- * @dev_priv: i915 device private
+ * @guc: the guc
*/
-int intel_guc_suspend(struct drm_i915_private *dev_priv)
+int intel_guc_suspend(struct intel_guc *guc)
{
- struct intel_guc *guc = &dev_priv->guc;
- u32 data[3];
-
- if (guc->fw.load_status != INTEL_UC_FIRMWARE_SUCCESS)
- return 0;
-
- gen9_disable_guc_interrupts(dev_priv);
-
- data[0] = INTEL_GUC_ACTION_ENTER_S_STATE;
- /* any value greater than GUC_POWER_D0 */
- data[1] = GUC_POWER_D1;
- data[2] = guc_ggtt_offset(guc->shared_data);
+ u32 data[] = {
+ INTEL_GUC_ACTION_ENTER_S_STATE,
+ GUC_POWER_D1, /* any value greater than GUC_POWER_D0 */
+ guc_ggtt_offset(guc->shared_data)
+ };
return intel_guc_send(guc, data, ARRAY_SIZE(data));
}
@@ -448,22 +441,15 @@ int intel_guc_reset_engine(struct intel_guc *guc,
/**
* intel_guc_resume() - notify GuC resuming from suspend state
- * @dev_priv: i915 device private
+ * @guc: the guc
*/
-int intel_guc_resume(struct drm_i915_private *dev_priv)
+int intel_guc_resume(struct intel_guc *guc)
{
- struct intel_guc *guc = &dev_priv->guc;
- u32 data[3];
-
- if (guc->fw.load_status != INTEL_UC_FIRMWARE_SUCCESS)
- return 0;
-
- if (i915_modparams.guc_log_level)
- gen9_enable_guc_interrupts(dev_priv);
-
- data[0] = INTEL_GUC_ACTION_EXIT_S_STATE;
- data[1] = GUC_POWER_D0;
- data[2] = guc_ggtt_offset(guc->shared_data);
+ u32 data[] = {
+ INTEL_GUC_ACTION_EXIT_S_STATE,
+ GUC_POWER_D0,
+ guc_ggtt_offset(guc->shared_data)
+ };
return intel_guc_send(guc, data, ARRAY_SIZE(data));
}