Merge tag 'drm-msm-fixes-2021-05-09' of https://gitlab.freedesktop.org/drm/msm into drm-fixes

- dsi regression fix
- dma-buf pinning fix
- displayport fixes
- llc fix

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Rob Clark <robdclark@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/CAF6AEGuqLZDAEJwUFKb6m+h3kyxgjDEKa3DPA1fHA69vxbXH=g@mail.gmail.com

drivers/gpu/drm/msm/adreno/a6xx_gpu.c

@@ -1153,10 +1153,6 @@ static void a6xx_llc_slices_init(struct platform_device *pdev,
 {
 	struct device_node *phandle;
 
-	a6xx_gpu->llc_mmio = msm_ioremap(pdev, "cx_mem", "gpu_cx");
-	if (IS_ERR(a6xx_gpu->llc_mmio))
-		return;
-
 	/*
 	 * There is a different programming path for targets with an mmu500
 	 * attached, so detect if that is the case
@@ -1166,6 +1162,11 @@ static void a6xx_llc_slices_init(struct platform_device *pdev,
 		of_device_is_compatible(phandle, "arm,mmu-500"));
 	of_node_put(phandle);
 
+	if (a6xx_gpu->have_mmu500)
+		a6xx_gpu->llc_mmio = NULL;
+	else
+		a6xx_gpu->llc_mmio = msm_ioremap(pdev, "cx_mem", "gpu_cx");
+
 	a6xx_gpu->llc_slice = llcc_slice_getd(LLCC_GPU);
 	a6xx_gpu->htw_llc_slice = llcc_slice_getd(LLCC_GPUHTW);
 

drivers/gpu/drm/msm/dp/dp_audio.c

@@ -527,6 +527,7 @@ int dp_audio_hw_params(struct device *dev,
 	dp_audio_setup_acr(audio);
 	dp_audio_safe_to_exit_level(audio);
 	dp_audio_enable(audio, true);
+	dp_display_signal_audio_start(dp_display);
 	dp_display->audio_enabled = true;
 
 end:

drivers/gpu/drm/msm/dp/dp_display.c

@@ -178,6 +178,15 @@ static int dp_del_event(struct dp_display_private *dp_priv, u32 event)
 	return 0;
 }
 
+void dp_display_signal_audio_start(struct msm_dp *dp_display)
+{
+	struct dp_display_private *dp;
+
+	dp = container_of(dp_display, struct dp_display_private, dp_display);
+
+	reinit_completion(&dp->audio_comp);
+}
+
 void dp_display_signal_audio_complete(struct msm_dp *dp_display)
 {
 	struct dp_display_private *dp;
@@ -586,10 +595,8 @@ static int dp_connect_pending_timeout(struct dp_display_private *dp, u32 data)
 	mutex_lock(&dp->event_mutex);
 
 	state = dp->hpd_state;
-	if (state == ST_CONNECT_PENDING) {
-		dp_display_enable(dp, 0);
+	if (state == ST_CONNECT_PENDING)
 		dp->hpd_state = ST_CONNECTED;
-	}
 
 	mutex_unlock(&dp->event_mutex);
 
@@ -651,7 +658,6 @@ static int dp_hpd_unplug_handle(struct dp_display_private *dp, u32 data)
 	dp_add_event(dp, EV_DISCONNECT_PENDING_TIMEOUT, 0, DP_TIMEOUT_5_SECOND);
 
 	/* signal the disconnect event early to ensure proper teardown */
-	reinit_completion(&dp->audio_comp);
 	dp_display_handle_plugged_change(g_dp_display, false);
 
 	dp_catalog_hpd_config_intr(dp->catalog, DP_DP_HPD_PLUG_INT_MASK |
@@ -669,10 +675,8 @@ static int dp_disconnect_pending_timeout(struct dp_display_private *dp, u32 data
 	mutex_lock(&dp->event_mutex);
 
 	state =  dp->hpd_state;
-	if (state == ST_DISCONNECT_PENDING) {
-		dp_display_disable(dp, 0);
+	if (state == ST_DISCONNECT_PENDING)
 		dp->hpd_state = ST_DISCONNECTED;
-	}
 
 	mutex_unlock(&dp->event_mutex);
 
@@ -898,7 +902,6 @@ static int dp_display_disable(struct dp_display_private *dp, u32 data)
 	/* wait only if audio was enabled */
 	if (dp_display->audio_enabled) {
 		/* signal the disconnect event */
-		reinit_completion(&dp->audio_comp);
 		dp_display_handle_plugged_change(dp_display, false);
 		if (!wait_for_completion_timeout(&dp->audio_comp,
 				HZ * 5))
@@ -1272,7 +1275,12 @@ static int dp_pm_resume(struct device *dev)
 
 	status = dp_catalog_link_is_connected(dp->catalog);
 
-	if (status)
+	/*
+	 * can not declared display is connected unless
+	 * HDMI cable is plugged in and sink_count of
+	 * dongle become 1
+	 */
+	if (status && dp->link->sink_count)
 		dp->dp_display.is_connected = true;
 	else
 		dp->dp_display.is_connected = false;

drivers/gpu/drm/msm/dp/dp_display.h

@@ -34,6 +34,7 @@ int dp_display_get_modes(struct msm_dp *dp_display,
 int dp_display_request_irq(struct msm_dp *dp_display);
 bool dp_display_check_video_test(struct msm_dp *dp_display);
 int dp_display_get_test_bpp(struct msm_dp *dp_display);
+void dp_display_signal_audio_start(struct msm_dp *dp_display);
 void dp_display_signal_audio_complete(struct msm_dp *dp_display);
 
 #endif /* _DP_DISPLAY_H_ */

drivers/gpu/drm/msm/dsi/phy/dsi_phy.c

@@ -843,7 +843,7 @@ int msm_dsi_phy_get_clk_provider(struct msm_dsi_phy *phy,
 	if (pixel_clk_provider)
 		*pixel_clk_provider = phy->provided_clocks->hws[DSI_PIXEL_PLL_CLK]->clk;
 
-	return -EINVAL;
+	return 0;
 }
 
 void msm_dsi_phy_pll_save_state(struct msm_dsi_phy *phy)

drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c

@@ -405,6 +405,10 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov
 	if (!vco_name)
 		return -ENOMEM;
 
+	parent_name = devm_kzalloc(dev, 32, GFP_KERNEL);
+	if (!parent_name)
+		return -ENOMEM;
+
 	clk_name = devm_kzalloc(dev, 32, GFP_KERNEL);
 	if (!clk_name)
 		return -ENOMEM;

drivers/gpu/drm/msm/msm_drv.c

@@ -42,7 +42,7 @@
  * - 1.7.0 - Add MSM_PARAM_SUSPENDS to access suspend count
  */
 #define MSM_VERSION_MAJOR	1
-#define MSM_VERSION_MINOR	6
+#define MSM_VERSION_MINOR	7
 #define MSM_VERSION_PATCHLEVEL	0
 
 static const struct drm_mode_config_funcs mode_config_funcs = {

drivers/gpu/drm/msm/msm_gem.c

@@ -190,13 +190,25 @@ struct page **msm_gem_get_pages(struct drm_gem_object *obj)
 	}
 
 	p = get_pages(obj);
+
+	if (!IS_ERR(p)) {
+		msm_obj->pin_count++;
+		update_inactive(msm_obj);
+	}
+
 	msm_gem_unlock(obj);
 	return p;
 }
 
 void msm_gem_put_pages(struct drm_gem_object *obj)
 {
-	/* when we start tracking the pin count, then do something here */
+	struct msm_gem_object *msm_obj = to_msm_bo(obj);
+
+	msm_gem_lock(obj);
+	msm_obj->pin_count--;
+	GEM_WARN_ON(msm_obj->pin_count < 0);
+	update_inactive(msm_obj);
+	msm_gem_unlock(obj);
 }
 
 int msm_gem_mmap_obj(struct drm_gem_object *obj,
@@ -646,6 +658,8 @@ static void *get_vaddr(struct drm_gem_object *obj, unsigned madv)
 			ret = -ENOMEM;
 			goto fail;
 		}
+
+		update_inactive(msm_obj);
 	}
 
 	return msm_obj->vaddr;

drivers/gpu/drm/msm/msm_gem.h

@@ -221,7 +221,7 @@ static inline bool is_active(struct msm_gem_object *msm_obj)
 /* imported/exported objects are not purgeable: */
 static inline bool is_unpurgeable(struct msm_gem_object *msm_obj)
 {
-	return msm_obj->base.dma_buf && msm_obj->base.import_attach;
+	return msm_obj->base.import_attach || msm_obj->pin_count;
 }
 
 static inline bool is_purgeable(struct msm_gem_object *msm_obj)
@@ -271,7 +271,7 @@ static inline void mark_unpurgeable(struct msm_gem_object *msm_obj)
 
 static inline bool is_unevictable(struct msm_gem_object *msm_obj)
 {
-	return is_unpurgeable(msm_obj) || msm_obj->pin_count || msm_obj->vaddr;
+	return is_unpurgeable(msm_obj) || msm_obj->vaddr;
 }
 
 static inline void mark_evictable(struct msm_gem_object *msm_obj)