Merge tag 'drm-misc-next-2022-09-30' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for v6.1:

Core Changes:
- Add dma_resv_assert_held to vmap/vunmap calls.
- Add kunit tests for some format conversion calls.
- Don't rewrite link config when setting phy test pattern in
  DP link training.

Driver Changes:
- Assorted small fixes in bridge/lt8192b, qxl, virtio-gpu, ast.
- Fix corrupted image output in lt8912b.
- Fix driver unbind in meson.
- Add INX, BOE, AUO, Multi-Inno Technology panels to panel-edp.
- Synchronize access to GEM bo's in simpledrm, ssd130x.
- Use dev_err_probe in panel-edp and panel-simple.

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/afbd505a-3799-c73b-8008-ef6e156ad7e1@linux.intel.com

Author: airlied

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

@@ -234,6 +234,8 @@ properties:
       - mitsubishi,aa070mc01-ca1
         # Multi-Inno Technology Co.,Ltd MI0700S4T-6 7" 800x480 TFT Resistive Touch Module
       - multi-inno,mi0700s4t-6
+        # Multi-Inno Technology Co.,Ltd MI0800FT-9 8" 800x600 TFT Resistive Touch Module
+      - multi-inno,mi0800ft-9
         # Multi-Inno Technology Co.,Ltd MI1010AIT-1CP 10.1" 1280x800 LVDS IPS Cap Touch Mod.
       - multi-inno,mi1010ait-1cp
         # NEC LCD Technologies, Ltd. 12.1" WXGA (1280x800) LVDS TFT LCD panel

drivers/gpu/drm/ast/ast_drv.c

@@ -39,7 +39,7 @@
 
 #include "ast_drv.h"
 
-int ast_modeset = -1;
+static int ast_modeset = -1;
 
 MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
 module_param_named(modeset, ast_modeset, int, 0400);

drivers/gpu/drm/bridge/lontium-lt8912b.c

@@ -165,30 +165,38 @@ static int lt8912_write_rxlogicres_config(struct lt8912 *lt)
 	return ret;
 };
 
+/* enable LVDS output with some hardcoded configuration, not required for the HDMI output */
 static int lt8912_write_lvds_config(struct lt8912 *lt)
 {
 	const struct reg_sequence seq[] = {
+		// lvds power up
 		{0x44, 0x30},
 		{0x51, 0x05},
-		{0x50, 0x24},
-		{0x51, 0x2d},
-		{0x52, 0x04},
-		{0x69, 0x0e},
+
+		// core pll bypass
+		{0x50, 0x24}, // cp=50uA
+		{0x51, 0x2d}, // Pix_clk as reference, second order passive LPF PLL
+		{0x52, 0x04}, // loopdiv=0, use second-order PLL
+		{0x69, 0x0e}, // CP_PRESET_DIV_RATIO
 		{0x69, 0x8e},
 		{0x6a, 0x00},
-		{0x6c, 0xb8},
+		{0x6c, 0xb8}, // RGD_CP_SOFT_K_EN,RGD_CP_SOFT_K[13:8]
 		{0x6b, 0x51},
-		{0x04, 0xfb},
+
+		{0x04, 0xfb}, // core pll reset
 		{0x04, 0xff},
-		{0x7f, 0x00},
-		{0xa8, 0x13},
-		{0x02, 0xf7},
+
+		// scaler bypass
+		{0x7f, 0x00}, // disable scaler
+		{0xa8, 0x13}, // 0x13: JEIDA, 0x33: VESA
+
+		{0x02, 0xf7}, // lvds pll reset
 		{0x02, 0xff},
 		{0x03, 0xcf},
 		{0x03, 0xff},
 	};
 
-	return regmap_multi_reg_write(lt->regmap[I2C_CEC_DSI], seq, ARRAY_SIZE(seq));
+	return regmap_multi_reg_write(lt->regmap[I2C_MAIN], seq, ARRAY_SIZE(seq));
 };
 
 static inline struct lt8912 *bridge_to_lt8912(struct drm_bridge *b)
@@ -268,7 +276,7 @@ static int lt8912_video_setup(struct lt8912 *lt)
 	u32 hactive, h_total, hpw, hfp, hbp;
 	u32 vactive, v_total, vpw, vfp, vbp;
 	u8 settle = 0x08;
-	int ret;
+	int ret, hsync_activehigh, vsync_activehigh;
 
 	if (!lt)
 		return -EINVAL;
@@ -278,12 +286,14 @@ static int lt8912_video_setup(struct lt8912 *lt)
 	hpw = lt->mode.hsync_len;
 	hbp = lt->mode.hback_porch;
 	h_total = hactive + hfp + hpw + hbp;
+	hsync_activehigh = lt->mode.flags & DISPLAY_FLAGS_HSYNC_HIGH;
 
 	vactive = lt->mode.vactive;
 	vfp = lt->mode.vfront_porch;
 	vpw = lt->mode.vsync_len;
 	vbp = lt->mode.vback_porch;
 	v_total = vactive + vfp + vpw + vbp;
+	vsync_activehigh = lt->mode.flags & DISPLAY_FLAGS_VSYNC_HIGH;
 
 	if (vactive <= 600)
 		settle = 0x04;
@@ -317,6 +327,13 @@ static int lt8912_video_setup(struct lt8912 *lt)
 	ret |= regmap_write(lt->regmap[I2C_CEC_DSI], 0x3e, hfp & 0xff);
 	ret |= regmap_write(lt->regmap[I2C_CEC_DSI], 0x3f, hfp >> 8);
 
+	ret |= regmap_update_bits(lt->regmap[I2C_MAIN], 0xab, BIT(0),
+				  vsync_activehigh ? BIT(0) : 0);
+	ret |= regmap_update_bits(lt->regmap[I2C_MAIN], 0xab, BIT(1),
+				  hsync_activehigh ? BIT(1) : 0);
+	ret |= regmap_update_bits(lt->regmap[I2C_MAIN], 0xb2, BIT(0),
+				  lt->connector.display_info.is_hdmi ? BIT(0) : 0);
+
 	return ret;
 }
 

drivers/gpu/drm/display/drm_dp_helper.c

@@ -2670,17 +2670,8 @@ int drm_dp_set_phy_test_pattern(struct drm_dp_aux *aux,
 				struct drm_dp_phy_test_params *data, u8 dp_rev)
 {
 	int err, i;
-	u8 link_config[2];
 	u8 test_pattern;
 
-	link_config[0] = drm_dp_link_rate_to_bw_code(data->link_rate);
-	link_config[1] = data->num_lanes;
-	if (data->enhanced_frame_cap)
-		link_config[1] |= DP_LANE_COUNT_ENHANCED_FRAME_EN;
-	err = drm_dp_dpcd_write(aux, DP_LINK_BW_SET, link_config, 2);
-	if (err < 0)
-		return err;
-
 	test_pattern = data->phy_pattern;
 	if (dp_rev < 0x12) {
 		test_pattern = (test_pattern << 2) &

drivers/gpu/drm/drm_format_helper.c

@@ -553,6 +553,7 @@ void drm_fb_xrgb8888_to_xrgb2101010(struct iosys_map *dst, const unsigned int *d
 	drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false,
 		    drm_fb_xrgb8888_to_xrgb2101010_line);
 }
+EXPORT_SYMBOL(drm_fb_xrgb8888_to_xrgb2101010);
 
 static void drm_fb_xrgb8888_to_gray8_line(void *dbuf, const void *sbuf, unsigned int pixels)
 {

drivers/gpu/drm/drm_framebuffer.c

@@ -87,13 +87,13 @@ int drm_framebuffer_check_src_coords(uint32_t src_x, uint32_t src_y,
 	    src_x > fb_width - src_w ||
 	    src_h > fb_height ||
 	    src_y > fb_height - src_h) {
-		DRM_DEBUG_KMS("Invalid source coordinates "
-			      "%u.%06ux%u.%06u+%u.%06u+%u.%06u (fb %ux%u)\n",
-			      src_w >> 16, ((src_w & 0xffff) * 15625) >> 10,
-			      src_h >> 16, ((src_h & 0xffff) * 15625) >> 10,
-			      src_x >> 16, ((src_x & 0xffff) * 15625) >> 10,
-			      src_y >> 16, ((src_y & 0xffff) * 15625) >> 10,
-			      fb->width, fb->height);
+		drm_dbg_kms(fb->dev, "Invalid source coordinates "
+			    "%u.%06ux%u.%06u+%u.%06u+%u.%06u (fb %ux%u)\n",
+			    src_w >> 16, ((src_w & 0xffff) * 15625) >> 10,
+			    src_h >> 16, ((src_h & 0xffff) * 15625) >> 10,
+			    src_x >> 16, ((src_x & 0xffff) * 15625) >> 10,
+			    src_y >> 16, ((src_y & 0xffff) * 15625) >> 10,
+			    fb->width, fb->height);
 		return -ENOSPC;
 	}
 
@@ -125,7 +125,7 @@ int drm_mode_addfb(struct drm_device *dev, struct drm_mode_fb_cmd *or,
 
 	r.pixel_format = drm_driver_legacy_fb_format(dev, or->bpp, or->depth);
 	if (r.pixel_format == DRM_FORMAT_INVALID) {
-		DRM_DEBUG("bad {bpp:%d, depth:%d}\n", or->bpp, or->depth);
+		drm_dbg_kms(dev, "bad {bpp:%d, depth:%d}\n", or->bpp, or->depth);
 		return -EINVAL;
 	}
 
@@ -177,18 +177,18 @@ static int framebuffer_check(struct drm_device *dev,
 
 	/* check if the format is supported at all */
 	if (!__drm_format_info(r->pixel_format)) {
-		DRM_DEBUG_KMS("bad framebuffer format %p4cc\n",
-			      &r->pixel_format);
+		drm_dbg_kms(dev, "bad framebuffer format %p4cc\n",
+			    &r->pixel_format);
 		return -EINVAL;
 	}
 
 	if (r->width == 0) {
-		DRM_DEBUG_KMS("bad framebuffer width %u\n", r->width);
+		drm_dbg_kms(dev, "bad framebuffer width %u\n", r->width);
 		return -EINVAL;
 	}
 
 	if (r->height == 0) {
-		DRM_DEBUG_KMS("bad framebuffer height %u\n", r->height);
+		drm_dbg_kms(dev, "bad framebuffer height %u\n", r->height);
 		return -EINVAL;
 	}
 
@@ -202,12 +202,12 @@ static int framebuffer_check(struct drm_device *dev,
 		u64 min_pitch = drm_format_info_min_pitch(info, i, width);
 
 		if (!block_size && (r->modifier[i] == DRM_FORMAT_MOD_LINEAR)) {
-			DRM_DEBUG_KMS("Format requires non-linear modifier for plane %d\n", i);
+			drm_dbg_kms(dev, "Format requires non-linear modifier for plane %d\n", i);
 			return -EINVAL;
 		}
 
 		if (!r->handles[i]) {
-			DRM_DEBUG_KMS("no buffer object handle for plane %d\n", i);
+			drm_dbg_kms(dev, "no buffer object handle for plane %d\n", i);
 			return -EINVAL;
 		}
 
@@ -218,20 +218,20 @@ static int framebuffer_check(struct drm_device *dev,
 			return -ERANGE;
 
 		if (block_size && r->pitches[i] < min_pitch) {
-			DRM_DEBUG_KMS("bad pitch %u for plane %d\n", r->pitches[i], i);
+			drm_dbg_kms(dev, "bad pitch %u for plane %d\n", r->pitches[i], i);
 			return -EINVAL;
 		}
 
 		if (r->modifier[i] && !(r->flags & DRM_MODE_FB_MODIFIERS)) {
-			DRM_DEBUG_KMS("bad fb modifier %llu for plane %d\n",
-				      r->modifier[i], i);
+			drm_dbg_kms(dev, "bad fb modifier %llu for plane %d\n",
+				    r->modifier[i], i);
 			return -EINVAL;
 		}
 
 		if (r->flags & DRM_MODE_FB_MODIFIERS &&
 		    r->modifier[i] != r->modifier[0]) {
-			DRM_DEBUG_KMS("bad fb modifier %llu for plane %d\n",
-				      r->modifier[i], i);
+			drm_dbg_kms(dev, "bad fb modifier %llu for plane %d\n",
+				    r->modifier[i], i);
 			return -EINVAL;
 		}
 
@@ -244,7 +244,7 @@ static int framebuffer_check(struct drm_device *dev,
 			if (r->pixel_format != DRM_FORMAT_NV12 ||
 					width % 128 || height % 32 ||
 					r->pitches[i] % 128) {
-				DRM_DEBUG_KMS("bad modifier data for plane %d\n", i);
+				drm_dbg_kms(dev, "bad modifier data for plane %d\n", i);
 				return -EINVAL;
 			}
 			break;
@@ -256,7 +256,7 @@ static int framebuffer_check(struct drm_device *dev,
 
 	for (i = info->num_planes; i < 4; i++) {
 		if (r->modifier[i]) {
-			DRM_DEBUG_KMS("non-zero modifier for unused plane %d\n", i);
+			drm_dbg_kms(dev, "non-zero modifier for unused plane %d\n", i);
 			return -EINVAL;
 		}
 
@@ -265,17 +265,17 @@ static int framebuffer_check(struct drm_device *dev,
 			continue;
 
 		if (r->handles[i]) {
-			DRM_DEBUG_KMS("buffer object handle for unused plane %d\n", i);
+			drm_dbg_kms(dev, "buffer object handle for unused plane %d\n", i);
 			return -EINVAL;
 		}
 
 		if (r->pitches[i]) {
-			DRM_DEBUG_KMS("non-zero pitch for unused plane %d\n", i);
+			drm_dbg_kms(dev, "non-zero pitch for unused plane %d\n", i);
 			return -EINVAL;
 		}
 
 		if (r->offsets[i]) {
-			DRM_DEBUG_KMS("non-zero offset for unused plane %d\n", i);
+			drm_dbg_kms(dev, "non-zero offset for unused plane %d\n", i);
 			return -EINVAL;
 		}
 	}
@@ -293,24 +293,24 @@ drm_internal_framebuffer_create(struct drm_device *dev,
 	int ret;
 
 	if (r->flags & ~(DRM_MODE_FB_INTERLACED | DRM_MODE_FB_MODIFIERS)) {
-		DRM_DEBUG_KMS("bad framebuffer flags 0x%08x\n", r->flags);
+		drm_dbg_kms(dev, "bad framebuffer flags 0x%08x\n", r->flags);
 		return ERR_PTR(-EINVAL);
 	}
 
 	if ((config->min_width > r->width) || (r->width > config->max_width)) {
-		DRM_DEBUG_KMS("bad framebuffer width %d, should be >= %d && <= %d\n",
-			  r->width, config->min_width, config->max_width);
+		drm_dbg_kms(dev, "bad framebuffer width %d, should be >= %d && <= %d\n",
+			    r->width, config->min_width, config->max_width);
 		return ERR_PTR(-EINVAL);
 	}
 	if ((config->min_height > r->height) || (r->height > config->max_height)) {
-		DRM_DEBUG_KMS("bad framebuffer height %d, should be >= %d && <= %d\n",
-			  r->height, config->min_height, config->max_height);
+		drm_dbg_kms(dev, "bad framebuffer height %d, should be >= %d && <= %d\n",
+			    r->height, config->min_height, config->max_height);
 		return ERR_PTR(-EINVAL);
 	}
 
 	if (r->flags & DRM_MODE_FB_MODIFIERS &&
 	    dev->mode_config.fb_modifiers_not_supported) {
-		DRM_DEBUG_KMS("driver does not support fb modifiers\n");
+		drm_dbg_kms(dev, "driver does not support fb modifiers\n");
 		return ERR_PTR(-EINVAL);
 	}
 
@@ -320,7 +320,7 @@ drm_internal_framebuffer_create(struct drm_device *dev,
 
 	fb = dev->mode_config.funcs->fb_create(dev, file_priv, r);
 	if (IS_ERR(fb)) {
-		DRM_DEBUG_KMS("could not create framebuffer\n");
+		drm_dbg_kms(dev, "could not create framebuffer\n");
 		return fb;
 	}
 
@@ -356,7 +356,7 @@ int drm_mode_addfb2(struct drm_device *dev,
 	if (IS_ERR(fb))
 		return PTR_ERR(fb);
 
-	DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id);
+	drm_dbg_kms(dev, "[FB:%d]\n", fb->base.id);
 	r->fb_id = fb->base.id;
 
 	/* Transfer ownership to the filp for reaping on close */
@@ -384,7 +384,7 @@ int drm_mode_addfb2_ioctl(struct drm_device *dev,
 		 * then.  So block it to make userspace fallback to
 		 * ADDFB.
 		 */
-		DRM_DEBUG_KMS("addfb2 broken on bigendian");
+		drm_dbg_kms(dev, "addfb2 broken on bigendian");
 		return -EOPNOTSUPP;
 	}
 #endif

drivers/gpu/drm/meson/meson_drv.c

@@ -388,10 +388,14 @@ static void meson_drv_unbind(struct device *dev)
 	drm_dev_unregister(drm);
 	drm_kms_helper_poll_fini(drm);
 	drm_atomic_helper_shutdown(drm);
-	component_unbind_all(dev, drm);
 	free_irq(priv->vsync_irq, drm);
 	drm_dev_put(drm);
 
+	meson_encoder_hdmi_remove(priv);
+	meson_encoder_cvbs_remove(priv);
+
+	component_unbind_all(dev, drm);
+
 	if (priv->afbcd.ops)
 		priv->afbcd.ops->exit(priv);
 }
@@ -493,6 +497,13 @@ static int meson_drv_probe(struct platform_device *pdev)
 	return 0;
 };
 
+static int meson_drv_remove(struct platform_device *pdev)
+{
+	component_master_del(&pdev->dev, &meson_drv_master_ops);
+
+	return 0;
+}
+
 static struct meson_drm_match_data meson_drm_gxbb_data = {
 	.compat = VPU_COMPATIBLE_GXBB,
 };
@@ -530,6 +541,7 @@ static const struct dev_pm_ops meson_drv_pm_ops = {
 
 static struct platform_driver meson_drm_platform_driver = {
 	.probe      = meson_drv_probe,
+	.remove     = meson_drv_remove,
 	.shutdown   = meson_drv_shutdown,
 	.driver     = {
 		.name	= "meson-drm",

drivers/gpu/drm/meson/meson_drv.h

@@ -25,6 +25,12 @@ enum vpu_compatible {
 	VPU_COMPATIBLE_G12A = 3,
 };
 
+enum {
+	MESON_ENC_CVBS = 0,
+	MESON_ENC_HDMI,
+	MESON_ENC_LAST,
+};
+
 struct meson_drm_match_data {
 	enum vpu_compatible compat;
 	struct meson_afbcd_ops *afbcd_ops;
@@ -51,6 +57,7 @@ struct meson_drm {
 	struct drm_crtc *crtc;
 	struct drm_plane *primary_plane;
 	struct drm_plane *overlay_plane;
+	void *encoders[MESON_ENC_LAST];
 
 	const struct meson_drm_soc_limits *limits;
 

drivers/gpu/drm/meson/meson_encoder_cvbs.c

@@ -281,5 +281,18 @@ int meson_encoder_cvbs_init(struct meson_drm *priv)
 	}
 	drm_connector_attach_encoder(connector, &meson_encoder_cvbs->encoder);
 
+	priv->encoders[MESON_ENC_CVBS] = meson_encoder_cvbs;
+
 	return 0;
 }
+
+void meson_encoder_cvbs_remove(struct meson_drm *priv)
+{
+	struct meson_encoder_cvbs *meson_encoder_cvbs;
+
+	if (priv->encoders[MESON_ENC_CVBS]) {
+		meson_encoder_cvbs = priv->encoders[MESON_ENC_CVBS];
+		drm_bridge_remove(&meson_encoder_cvbs->bridge);
+		drm_bridge_remove(meson_encoder_cvbs->next_bridge);
+	}
+}