Merge tag 'drm-misc-fixes-2023-12-14' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes

drm-misc-fixes for v6.7-rc6:
- Fix regression for checking if FD is master capable.
- Fix uninitialized variables in drm/crtc.
- Fix ivpu w/a.
- Refresh modes correctly when updating EDID.
- Small panel fixes.
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/2d46b68f-c5a4-45e5-beb4-411569f4aac8@linux.intel.com

Documentation/devicetree/bindings/display/panel/panel-simple-dsi.yaml

@@ -42,6 +42,8 @@ properties:
       - lg,acx467akm-7
         # LG Corporation 7" WXGA TFT LCD panel
       - lg,ld070wx3-sl01
+        # LG Corporation 5" HD TFT LCD panel
+      - lg,lh500wx1-sd03
         # One Stop Displays OSD101T2587-53TS 10.1" 1920x1200 panel
       - osddisplays,osd101t2587-53ts
         # Panasonic 10" WUXGA TFT LCD panel

Documentation/devicetree/bindings/display/panel/panel-simple.yaml

@@ -208,8 +208,6 @@ properties:
       - lemaker,bl035-rgb-002
         # LG 7" (800x480 pixels) TFT LCD panel
       - lg,lb070wv8
-        # LG Corporation 5" HD TFT LCD panel
-      - lg,lh500wx1-sd03
         # LG LP079QX1-SP0V 7.9" (1536x2048 pixels) TFT LCD panel
       - lg,lp079qx1-sp0v
         # LG 9.7" (2048x1536 pixels) TFT LCD panel

drivers/accel/ivpu/ivpu_hw_37xx.c

@@ -53,10 +53,12 @@
 
 #define ICB_0_1_IRQ_MASK ((((u64)ICB_1_IRQ_MASK) << 32) | ICB_0_IRQ_MASK)
 
-#define BUTTRESS_IRQ_MASK ((REG_FLD(VPU_37XX_BUTTRESS_INTERRUPT_STAT, FREQ_CHANGE)) | \
-			   (REG_FLD(VPU_37XX_BUTTRESS_INTERRUPT_STAT, ATS_ERR)) | \
+#define BUTTRESS_IRQ_MASK ((REG_FLD(VPU_37XX_BUTTRESS_INTERRUPT_STAT, ATS_ERR)) | \
 			   (REG_FLD(VPU_37XX_BUTTRESS_INTERRUPT_STAT, UFI_ERR)))
 
+#define BUTTRESS_ALL_IRQ_MASK (BUTTRESS_IRQ_MASK | \
+			       (REG_FLD(VPU_37XX_BUTTRESS_INTERRUPT_STAT, FREQ_CHANGE)))
+
 #define BUTTRESS_IRQ_ENABLE_MASK ((u32)~BUTTRESS_IRQ_MASK)
 #define BUTTRESS_IRQ_DISABLE_MASK ((u32)-1)
 
@@ -74,8 +76,12 @@ static void ivpu_hw_wa_init(struct ivpu_device *vdev)
 	vdev->wa.clear_runtime_mem = false;
 	vdev->wa.d3hot_after_power_off = true;
 
-	if (ivpu_device_id(vdev) == PCI_DEVICE_ID_MTL && ivpu_revision(vdev) < 4)
+	REGB_WR32(VPU_37XX_BUTTRESS_INTERRUPT_STAT, BUTTRESS_ALL_IRQ_MASK);
+	if (REGB_RD32(VPU_37XX_BUTTRESS_INTERRUPT_STAT) == BUTTRESS_ALL_IRQ_MASK) {
+		/* Writing 1s does not clear the interrupt status register */
 		vdev->wa.interrupt_clear_with_0 = true;
+		REGB_WR32(VPU_37XX_BUTTRESS_INTERRUPT_STAT, 0x0);
+	}
 
 	IVPU_PRINT_WA(punit_disabled);
 	IVPU_PRINT_WA(clear_runtime_mem);

drivers/gpu/drm/drm_auth.c

@@ -236,7 +236,7 @@ static int
 drm_master_check_perm(struct drm_device *dev, struct drm_file *file_priv)
 {
 	if (file_priv->was_master &&
-	    rcu_access_pointer(file_priv->pid) == task_pid(current))
+	    rcu_access_pointer(file_priv->pid) == task_tgid(current))
 		return 0;
 
 	if (!capable(CAP_SYS_ADMIN))

drivers/gpu/drm/drm_crtc.c

@@ -715,8 +715,7 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
 	struct drm_mode_set set;
 	uint32_t __user *set_connectors_ptr;
 	struct drm_modeset_acquire_ctx ctx;
-	int ret;
-	int i;
+	int ret, i, num_connectors = 0;
 
 	if (!drm_core_check_feature(dev, DRIVER_MODESET))
 		return -EOPNOTSUPP;
@@ -871,6 +870,7 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
 					connector->name);
 
 			connector_set[i] = connector;
+			num_connectors++;
 		}
 	}
 
@@ -879,7 +879,7 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
 	set.y = crtc_req->y;
 	set.mode = mode;
 	set.connectors = connector_set;
-	set.num_connectors = crtc_req->count_connectors;
+	set.num_connectors = num_connectors;
 	set.fb = fb;
 
 	if (drm_drv_uses_atomic_modeset(dev))
@@ -892,7 +892,7 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
 		drm_framebuffer_put(fb);
 
 	if (connector_set) {
-		for (i = 0; i < crtc_req->count_connectors; i++) {
+		for (i = 0; i < num_connectors; i++) {
 			if (connector_set[i])
 				drm_connector_put(connector_set[i]);
 		}

drivers/gpu/drm/drm_edid.c

@@ -2309,7 +2309,8 @@ int drm_edid_override_connector_update(struct drm_connector *connector)
 
 	override = drm_edid_override_get(connector);
 	if (override) {
-		num_modes = drm_edid_connector_update(connector, override);
+		if (drm_edid_connector_update(connector, override) == 0)
+			num_modes = drm_edid_connector_add_modes(connector);
 
 		drm_edid_free(override);
 

drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c

@@ -326,7 +326,7 @@ static const struct drm_display_mode ltk050h3148w_mode = {
 static const struct ltk050h3146w_desc ltk050h3148w_data = {
 	.mode = &ltk050h3148w_mode,
 	.init = ltk050h3148w_init_sequence,
-	.mode_flags = MIPI_DSI_MODE_VIDEO_SYNC_PULSE,
+	.mode_flags = MIPI_DSI_MODE_VIDEO_SYNC_PULSE | MIPI_DSI_MODE_VIDEO_BURST,
 };
 
 static int ltk050h3146w_init_sequence(struct ltk050h3146w *ctx)