drm: i915: Call cpu_latency_qos_*() instead of pm_qos_*()

Call cpu_latency_qos_add/update/remove_request() instead of
pm_qos_add/update/remove_request(), respectively, because the
latter are going to be dropped.

No intentional functional impact.
Signed-off-by: NRafael J. Wysocki <rafael.j.wysocki@intel.com>
Reviewed-by: NUlf Hansson <ulf.hansson@linaro.org>
Reviewed-by: NAmit Kucheria <amit.kucheria@linaro.org>
Tested-by: NAmit Kucheria <amit.kucheria@linaro.org>
Acked-by: NJani Nikula <jani.nikula@intel.com>

drivers/gpu/drm/i915/display/intel_dp.c

@@ -1360,7 +1360,7 @@ intel_dp_aux_xfer(struct intel_dp *intel_dp,
 	 * lowest possible wakeup latency and so prevent the cpu from going into
 	 * deep sleep states.
 	 */
-	pm_qos_update_request(&i915->pm_qos, 0);
+	cpu_latency_qos_update_request(&i915->pm_qos, 0);
 
 	intel_dp_check_edp(intel_dp);
 
@@ -1488,7 +1488,7 @@ intel_dp_aux_xfer(struct intel_dp *intel_dp,
 
 	ret = recv_bytes;
 out:
-	pm_qos_update_request(&i915->pm_qos, PM_QOS_DEFAULT_VALUE);
+	cpu_latency_qos_update_request(&i915->pm_qos, PM_QOS_DEFAULT_VALUE);
 
 	if (vdd)
 		edp_panel_vdd_off(intel_dp, false);

drivers/gpu/drm/i915/i915_drv.c

@@ -502,8 +502,7 @@ static int i915_driver_early_probe(struct drm_i915_private *dev_priv)
 	mutex_init(&dev_priv->backlight_lock);
 
 	mutex_init(&dev_priv->sb_lock);
-	pm_qos_add_request(&dev_priv->sb_qos,
-			   PM_QOS_CPU_DMA_LATENCY, PM_QOS_DEFAULT_VALUE);
+	cpu_latency_qos_add_request(&dev_priv->sb_qos, PM_QOS_DEFAULT_VALUE);
 
 	mutex_init(&dev_priv->av_mutex);
 	mutex_init(&dev_priv->wm.wm_mutex);
@@ -568,7 +567,7 @@ static void i915_driver_late_release(struct drm_i915_private *dev_priv)
 	vlv_free_s0ix_state(dev_priv);
 	i915_workqueues_cleanup(dev_priv);
 
-	pm_qos_remove_request(&dev_priv->sb_qos);
+	cpu_latency_qos_remove_request(&dev_priv->sb_qos);
 	mutex_destroy(&dev_priv->sb_lock);
 }
 
@@ -1226,8 +1225,7 @@ static int i915_driver_hw_probe(struct drm_i915_private *dev_priv)
 		}
 	}
 
-	pm_qos_add_request(&dev_priv->pm_qos, PM_QOS_CPU_DMA_LATENCY,
-			   PM_QOS_DEFAULT_VALUE);
+	cpu_latency_qos_add_request(&dev_priv->pm_qos, PM_QOS_DEFAULT_VALUE);
 
 	intel_gt_init_workarounds(dev_priv);
 
@@ -1273,7 +1271,7 @@ static int i915_driver_hw_probe(struct drm_i915_private *dev_priv)
 err_msi:
 	if (pdev->msi_enabled)
 		pci_disable_msi(pdev);
-	pm_qos_remove_request(&dev_priv->pm_qos);
+	cpu_latency_qos_remove_request(&dev_priv->pm_qos);
 err_mem_regions:
 	intel_memory_regions_driver_release(dev_priv);
 err_ggtt:
@@ -1296,7 +1294,7 @@ static void i915_driver_hw_remove(struct drm_i915_private *dev_priv)
 	if (pdev->msi_enabled)
 		pci_disable_msi(pdev);
 
-	pm_qos_remove_request(&dev_priv->pm_qos);
+	cpu_latency_qos_remove_request(&dev_priv->pm_qos);
 }
 
 /**

drivers/gpu/drm/i915/intel_sideband.c

@@ -60,7 +60,7 @@ static void __vlv_punit_get(struct drm_i915_private *i915)
 	 * to the Valleyview P-unit and not all sideband communications.
 	 */
 	if (IS_VALLEYVIEW(i915)) {
-		pm_qos_update_request(&i915->sb_qos, 0);
+		cpu_latency_qos_update_request(&i915->sb_qos, 0);
 		on_each_cpu(ping, NULL, 1);
 	}
 }
@@ -68,7 +68,8 @@ static void __vlv_punit_get(struct drm_i915_private *i915)
 static void __vlv_punit_put(struct drm_i915_private *i915)
 {
 	if (IS_VALLEYVIEW(i915))
-		pm_qos_update_request(&i915->sb_qos, PM_QOS_DEFAULT_VALUE);
+		cpu_latency_qos_update_request(&i915->sb_qos,
+					       PM_QOS_DEFAULT_VALUE);
 
 	iosf_mbi_punit_release();
 }