Merge tag 'drm-misc-next-2019-01-23' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for 5.1:

UAPI Changes:
 - Addition of the Allwinner tiled format modifier

Cross-subsystem Changes:

Core Changes:
 - dma-buf documentation improvements
 - Removal of now unused fbdev helpers
 - Addition of new drm fbdev helpers
 - Improvements to tinydrm
 - Addition of new drm_fourcc helpers
 - Impromevents to i2c-over-aux to handle I2C_M_STOP

Driver Changes:
 - Add support for the TI DS90C185 LVDS bridge
 - Improvements to the thc63lvdm83d bridge
 - Improvements to sun4i YUV and scaler support
 - Fix to the powerdown sequence of panel-innolux

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

From: Maxime Ripard <maxime.ripard@bootlin.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190123110317.h4tovujaydo2bfz2@flea

10 files changed, 151 insertions, 64 deletions

diff --git a/include/drm/drm_damage_helper.h b/include/drm/drm_damage_helper.h
index 4487660b26b8..40c34a5bf149 100644
--- a/include/drm/drm_damage_helper.h
+++ b/include/drm/drm_damage_helper.h
@@ -78,6 +78,9 @@ drm_atomic_helper_damage_iter_init(struct drm_atomic_helper_damage_iter *iter,
 bool
 drm_atomic_helper_damage_iter_next(struct drm_atomic_helper_damage_iter *iter,
 				   struct drm_rect *rect);
+bool drm_atomic_helper_damage_merged(const struct drm_plane_state *old_state,
+				     struct drm_plane_state *state,
+				     struct drm_rect *rect);
 
 /**
  * drm_helper_get_plane_damage_clips - Returns damage clips in &drm_rect.
diff --git a/include/drm/drm_fb_cma_helper.h b/include/drm/drm_fb_cma_helper.h
index 8dbbe1eece1b..4becb09975a4 100644
--- a/include/drm/drm_fb_cma_helper.h
+++ b/include/drm/drm_fb_cma_helper.h
@@ -2,31 +2,9 @@
 #ifndef __DRM_FB_CMA_HELPER_H__
 #define __DRM_FB_CMA_HELPER_H__
 
-struct drm_fbdev_cma;
-struct drm_gem_cma_object;
-
-struct drm_fb_helper_surface_size;
-struct drm_framebuffer_funcs;
-struct drm_fb_helper_funcs;
 struct drm_framebuffer;
-struct drm_fb_helper;
-struct drm_device;
-struct drm_file;
-struct drm_mode_fb_cmd2;
-struct drm_plane;
 struct drm_plane_state;
 
-int drm_fb_cma_fbdev_init(struct drm_device *dev, unsigned int preferred_bpp,
-			  unsigned int max_conn_count);
-void drm_fb_cma_fbdev_fini(struct drm_device *dev);
-
-struct drm_fbdev_cma *drm_fbdev_cma_init(struct drm_device *dev,
-	unsigned int preferred_bpp, unsigned int max_conn_count);
-void drm_fbdev_cma_fini(struct drm_fbdev_cma *fbdev_cma);
-
-void drm_fbdev_cma_restore_mode(struct drm_fbdev_cma *fbdev_cma);
-void drm_fbdev_cma_hotplug_event(struct drm_fbdev_cma *fbdev_cma);
-
 struct drm_gem_cma_object *drm_fb_cma_get_gem_obj(struct drm_framebuffer *fb,
 	unsigned int plane);
 
diff --git a/include/drm/drm_fourcc.h b/include/drm/drm_fourcc.h
index bcb389f04618..b3d9d88ab290 100644
--- a/include/drm/drm_fourcc.h
+++ b/include/drm/drm_fourcc.h
@@ -143,6 +143,123 @@ struct drm_format_name_buf {
 	char str[32];
 };
 
+/**
+ * drm_format_info_is_yuv_packed - check that the format info matches a YUV
+ * format with data laid in a single plane
+ * @info: format info
+ *
+ * Returns:
+ * A boolean indicating whether the format info matches a packed YUV format.
+ */
+static inline bool
+drm_format_info_is_yuv_packed(const struct drm_format_info *info)
+{
+	return info->is_yuv && info->num_planes == 1;
+}
+
+/**
+ * drm_format_info_is_yuv_semiplanar - check that the format info matches a YUV
+ * format with data laid in two planes (luminance and chrominance)
+ * @info: format info
+ *
+ * Returns:
+ * A boolean indicating whether the format info matches a semiplanar YUV format.
+ */
+static inline bool
+drm_format_info_is_yuv_semiplanar(const struct drm_format_info *info)
+{
+	return info->is_yuv && info->num_planes == 2;
+}
+
+/**
+ * drm_format_info_is_yuv_planar - check that the format info matches a YUV
+ * format with data laid in three planes (one for each YUV component)
+ * @info: format info
+ *
+ * Returns:
+ * A boolean indicating whether the format info matches a planar YUV format.
+ */
+static inline bool
+drm_format_info_is_yuv_planar(const struct drm_format_info *info)
+{
+	return info->is_yuv && info->num_planes == 3;
+}
+
+/**
+ * drm_format_info_is_yuv_sampling_410 - check that the format info matches a
+ * YUV format with 4:1:0 sub-sampling
+ * @info: format info
+ *
+ * Returns:
+ * A boolean indicating whether the format info matches a YUV format with 4:1:0
+ * sub-sampling.
+ */
+static inline bool
+drm_format_info_is_yuv_sampling_410(const struct drm_format_info *info)
+{
+	return info->is_yuv && info->hsub == 4 && info->vsub == 4;
+}
+
+/**
+ * drm_format_info_is_yuv_sampling_411 - check that the format info matches a
+ * YUV format with 4:1:1 sub-sampling
+ * @info: format info
+ *
+ * Returns:
+ * A boolean indicating whether the format info matches a YUV format with 4:1:1
+ * sub-sampling.
+ */
+static inline bool
+drm_format_info_is_yuv_sampling_411(const struct drm_format_info *info)
+{
+	return info->is_yuv && info->hsub == 4 && info->vsub == 1;
+}
+
+/**
+ * drm_format_info_is_yuv_sampling_420 - check that the format info matches a
+ * YUV format with 4:2:0 sub-sampling
+ * @info: format info
+ *
+ * Returns:
+ * A boolean indicating whether the format info matches a YUV format with 4:2:0
+ * sub-sampling.
+ */
+static inline bool
+drm_format_info_is_yuv_sampling_420(const struct drm_format_info *info)
+{
+	return info->is_yuv && info->hsub == 2 && info->vsub == 2;
+}
+
+/**
+ * drm_format_info_is_yuv_sampling_422 - check that the format info matches a
+ * YUV format with 4:2:2 sub-sampling
+ * @info: format info
+ *
+ * Returns:
+ * A boolean indicating whether the format info matches a YUV format with 4:2:2
+ * sub-sampling.
+ */
+static inline bool
+drm_format_info_is_yuv_sampling_422(const struct drm_format_info *info)
+{
+	return info->is_yuv && info->hsub == 2 && info->vsub == 1;
+}
+
+/**
+ * drm_format_info_is_yuv_sampling_444 - check that the format info matches a
+ * YUV format with 4:4:4 sub-sampling
+ * @info: format info
+ *
+ * Returns:
+ * A boolean indicating whether the format info matches a YUV format with 4:4:4
+ * sub-sampling.
+ */
+static inline bool
+drm_format_info_is_yuv_sampling_444(const struct drm_format_info *info)
+{
+	return info->is_yuv && info->hsub == 1 && info->vsub == 1;
+}
+
 const struct drm_format_info *__drm_format_info(u32 format);
 const struct drm_format_info *drm_format_info(u32 format);
 const struct drm_format_info *
diff --git a/include/drm/drm_gem_framebuffer_helper.h b/include/drm/drm_gem_framebuffer_helper.h
index a38de7eb55b4..7f307e834eef 100644
--- a/include/drm/drm_gem_framebuffer_helper.h
+++ b/include/drm/drm_gem_framebuffer_helper.h
@@ -25,6 +25,9 @@ drm_gem_fb_create_with_funcs(struct drm_device *dev, struct drm_file *file,
 struct drm_framebuffer *
 drm_gem_fb_create(struct drm_device *dev, struct drm_file *file,
 		  const struct drm_mode_fb_cmd2 *mode_cmd);
+struct drm_framebuffer *
+drm_gem_fb_create_with_dirty(struct drm_device *dev, struct drm_file *file,
+			     const struct drm_mode_fb_cmd2 *mode_cmd);
 
 int drm_gem_fb_prepare_fb(struct drm_plane *plane,
 			  struct drm_plane_state *state);
diff --git a/include/drm/drm_util.h b/include/drm/drm_util.h
index 8163d35f8327..07b8e9f04599 100644
--- a/include/drm/drm_util.h
+++ b/include/drm/drm_util.h
@@ -71,7 +71,7 @@
  * FIXME: All users of drm_can_sleep should be removed (see todo.rst)
  *
  * Returns:
- * True if kgdb is active or we are in an atomic context or irqs are disabled
+ * False if kgdb is active, we are in atomic context or irqs are disabled.
  */
 static inline bool drm_can_sleep(void)
 {
diff --git a/include/drm/tinydrm/mipi-dbi.h b/include/drm/tinydrm/mipi-dbi.h
index b8ba58861986..f4ec2834bc22 100644
--- a/include/drm/tinydrm/mipi-dbi.h
+++ b/include/drm/tinydrm/mipi-dbi.h
@@ -14,6 +14,7 @@
 
 #include <drm/tinydrm/tinydrm.h>
 
+struct drm_rect;
 struct spi_device;
 struct gpio_desc;
 struct regulator;
@@ -67,6 +68,8 @@ int mipi_dbi_init(struct device *dev, struct mipi_dbi *mipi,
 		  const struct drm_simple_display_pipe_funcs *pipe_funcs,
 		  struct drm_driver *driver,
 		  const struct drm_display_mode *mode, unsigned int rotation);
+void mipi_dbi_pipe_update(struct drm_simple_display_pipe *pipe,
+			  struct drm_plane_state *old_state);
 void mipi_dbi_enable_flush(struct mipi_dbi *mipi,
 			   struct drm_crtc_state *crtc_state,
 			   struct drm_plane_state *plan_state);
@@ -80,7 +83,7 @@ u32 mipi_dbi_spi_cmd_max_speed(struct spi_device *spi, size_t len);
 int mipi_dbi_command_read(struct mipi_dbi *mipi, u8 cmd, u8 *val);
 int mipi_dbi_command_buf(struct mipi_dbi *mipi, u8 cmd, u8 *data, size_t len);
 int mipi_dbi_buf_copy(void *dst, struct drm_framebuffer *fb,
-		      struct drm_clip_rect *clip, bool swap);
+		      struct drm_rect *clip, bool swap);
 /**
  * mipi_dbi_command - MIPI DCS command with optional parameter(s)
  * @mipi: MIPI structure
diff --git a/include/drm/tinydrm/tinydrm-helpers.h b/include/drm/tinydrm/tinydrm-helpers.h
index 5b96f0b12c8c..f0d598789e4d 100644
--- a/include/drm/tinydrm/tinydrm-helpers.h
+++ b/include/drm/tinydrm/tinydrm-helpers.h
@@ -11,8 +11,8 @@
 #define __LINUX_TINYDRM_HELPERS_H
 
 struct backlight_device;
-struct tinydrm_device;
-struct drm_clip_rect;
+struct drm_framebuffer;
+struct drm_rect;
 struct spi_transfer;
 struct spi_message;
 struct spi_device;
@@ -33,23 +33,15 @@ static inline bool tinydrm_machine_little_endian(void)
 #endif
 }
 
-bool tinydrm_merge_clips(struct drm_clip_rect *dst,
-			 struct drm_clip_rect *src, unsigned int num_clips,
-			 unsigned int flags, u32 max_width, u32 max_height);
-int tinydrm_fb_dirty(struct drm_framebuffer *fb,
-		     struct drm_file *file_priv,
-		     unsigned int flags, unsigned int color,
-		     struct drm_clip_rect *clips,
-		     unsigned int num_clips);
 void tinydrm_memcpy(void *dst, void *vaddr, struct drm_framebuffer *fb,
-		    struct drm_clip_rect *clip);
+		    struct drm_rect *clip);
 void tinydrm_swab16(u16 *dst, void *vaddr, struct drm_framebuffer *fb,
-		    struct drm_clip_rect *clip);
+		    struct drm_rect *clip);
 void tinydrm_xrgb8888_to_rgb565(u16 *dst, void *vaddr,
 				struct drm_framebuffer *fb,
-				struct drm_clip_rect *clip, bool swap);
+				struct drm_rect *clip, bool swap);
 void tinydrm_xrgb8888_to_gray8(u8 *dst, void *vaddr, struct drm_framebuffer *fb,
-			       struct drm_clip_rect *clip);
+			       struct drm_rect *clip);
 
 size_t tinydrm_spi_max_transfer_size(struct spi_device *spi, size_t max_len);
 bool tinydrm_spi_bpw_supported(struct spi_device *spi, u8 bpw);
diff --git a/include/drm/tinydrm/tinydrm.h b/include/drm/tinydrm/tinydrm.h
index 448aa5ea4722..5621688edcc0 100644
--- a/include/drm/tinydrm/tinydrm.h
+++ b/include/drm/tinydrm/tinydrm.h
@@ -10,14 +10,9 @@
 #ifndef __LINUX_TINYDRM_H
 #define __LINUX_TINYDRM_H
 
-#include <linux/mutex.h>
 #include <drm/drm_simple_kms_helper.h>
 
-struct drm_clip_rect;
 struct drm_driver;
-struct drm_file;
-struct drm_framebuffer;
-struct drm_framebuffer_funcs;
 
 /**
  * struct tinydrm_device - tinydrm device
@@ -32,24 +27,6 @@ struct tinydrm_device {
 	 * @pipe: Display pipe structure
 	 */
 	struct drm_simple_display_pipe pipe;
-
-	/**
-	 * @dirty_lock: Serializes framebuffer flushing
-	 */
-	struct mutex dirty_lock;
-
-	/**
-	 * @fb_funcs: Framebuffer functions used when creating framebuffers
-	 */
-	const struct drm_framebuffer_funcs *fb_funcs;
-
-	/**
-	 * @fb_dirty: Framebuffer dirty callback
-	 */
-	int (*fb_dirty)(struct drm_framebuffer *framebuffer,
-			struct drm_file *file_priv, unsigned flags,
-			unsigned color, struct drm_clip_rect *clips,
-			unsigned num_clips);
 };
 
 static inline struct tinydrm_device *
@@ -82,13 +59,10 @@ pipe_to_tinydrm(struct drm_simple_display_pipe *pipe)
 	.clock = 1 /* pass validation */
 
 int devm_tinydrm_init(struct device *parent, struct tinydrm_device *tdev,
-		      const struct drm_framebuffer_funcs *fb_funcs,
 		      struct drm_driver *driver);
 int devm_tinydrm_register(struct tinydrm_device *tdev);
 void tinydrm_shutdown(struct tinydrm_device *tdev);
 
-void tinydrm_display_pipe_update(struct drm_simple_display_pipe *pipe,
-				 struct drm_plane_state *old_state);
 int
 tinydrm_display_pipe_init(struct tinydrm_device *tdev,
 			  const struct drm_simple_display_pipe_funcs *funcs,
diff --git a/include/linux/dma-fence-array.h b/include/linux/dma-fence-array.h
index bc8940ca280d..c0ff417b4770 100644
--- a/include/linux/dma-fence-array.h
+++ b/include/linux/dma-fence-array.h
@@ -40,6 +40,7 @@ struct dma_fence_array_cb {
  * @num_fences: number of fences in the array
  * @num_pending: fences in the array still pending
  * @fences: array of the fences
+ * @work: internal irq_work function
  */
 struct dma_fence_array {
 	struct dma_fence base;
diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h
index 41106c835747..91d08a23f125 100644
--- a/include/uapi/drm/drm_fourcc.h
+++ b/include/uapi/drm/drm_fourcc.h
@@ -238,6 +238,8 @@ extern "C" {
 #define DRM_FORMAT_MOD_VENDOR_VIVANTE 0x06
 #define DRM_FORMAT_MOD_VENDOR_BROADCOM 0x07
 #define DRM_FORMAT_MOD_VENDOR_ARM     0x08
+#define DRM_FORMAT_MOD_VENDOR_ALLWINNER 0x09
+
 /* add more to the end as needed */
 
 #define DRM_FORMAT_RESERVED	      ((1ULL << 56) - 1)
@@ -667,6 +669,20 @@ extern "C" {
  */
 #define AFBC_FORMAT_MOD_BCH     (1ULL << 11)
 
+/*
+ * Allwinner tiled modifier
+ *
+ * This tiling mode is implemented by the VPU found on all Allwinner platforms,
+ * codenamed sunxi. It is associated with a YUV format that uses either 2 or 3
+ * planes.
+ *
+ * With this tiling, the luminance samples are disposed in tiles representing
+ * 32x32 pixels and the chrominance samples in tiles representing 32x64 pixels.
+ * The pixel order in each tile is linear and the tiles are disposed linearly,
+ * both in row-major order.
+ */
+#define DRM_FORMAT_MOD_ALLWINNER_TILED fourcc_mod_code(ALLWINNER, 1)
+
 #if defined(__cplusplus)
 }
 #endif