Merge drm/drm-next into drm-intel-next

Sync with v6.11-rc1 in general, and specifically get the new
BACKLIGHT_POWER_ constants for power states.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>

21 files changed, 568 insertions, 56 deletions

diff --git a/include/drm/bridge/analogix_dp.h b/include/drm/bridge/analogix_dp.h
index b0dcc07334a1..6002c5666031 100644
--- a/include/drm/bridge/analogix_dp.h
+++ b/include/drm/bridge/analogix_dp.h
@@ -29,8 +29,7 @@ struct analogix_dp_plat_data {
 	struct drm_connector *connector;
 	bool skip_connector;
 
-	int (*power_on_start)(struct analogix_dp_plat_data *);
-	int (*power_on_end)(struct analogix_dp_plat_data *);
+	int (*power_on)(struct analogix_dp_plat_data *);
 	int (*power_off)(struct analogix_dp_plat_data *);
 	int (*attach)(struct analogix_dp_plat_data *, struct drm_bridge *,
 		      struct drm_connector *);
@@ -45,7 +44,6 @@ struct analogix_dp_device *
 analogix_dp_probe(struct device *dev, struct analogix_dp_plat_data *plat_data);
 int analogix_dp_bind(struct analogix_dp_device *dp, struct drm_device *drm_dev);
 void analogix_dp_unbind(struct analogix_dp_device *dp);
-void analogix_dp_remove(struct analogix_dp_device *dp);
 
 int analogix_dp_start_crc(struct drm_connector *connector);
 int analogix_dp_stop_crc(struct drm_connector *connector);
diff --git a/include/drm/display/drm_dp_helper.h b/include/drm/display/drm_dp_helper.h
index 393dbf8cf6ab..ea03e1dd26ba 100644
--- a/include/drm/display/drm_dp_helper.h
+++ b/include/drm/display/drm_dp_helper.h
@@ -112,7 +112,7 @@ struct drm_dp_vsc_sdp {
  * @target_rr: Target Refresh
  * @duration_incr_ms: Successive frame duration increase
  * @duration_decr_ms: Successive frame duration decrease
- * @operation_mode: Adaptive Sync Operation Mode
+ * @mode: Adaptive Sync Operation Mode
  */
 struct drm_dp_as_sdp {
 	unsigned char sdp_type;
diff --git a/include/drm/display/drm_dsc_helper.h b/include/drm/display/drm_dsc_helper.h
index 913aa2071232..2c2b9033f60f 100644
--- a/include/drm/display/drm_dsc_helper.h
+++ b/include/drm/display/drm_dsc_helper.h
@@ -17,6 +17,8 @@ enum drm_dsc_params_type {
 	DRM_DSC_1_2_420,
 };
 
+struct drm_printer;
+
 void drm_dsc_dp_pps_header_init(struct dp_sdp_header *pps_header);
 int drm_dsc_dp_rc_buffer_size(u8 rc_buffer_block_size, u8 rc_buffer_size);
 void drm_dsc_pps_payload_pack(struct drm_dsc_picture_parameter_set *pps_sdp,
@@ -28,6 +30,7 @@ int drm_dsc_compute_rc_parameters(struct drm_dsc_config *vdsc_cfg);
 u8 drm_dsc_initial_scale_value(const struct drm_dsc_config *dsc);
 u32 drm_dsc_flatness_det_thresh(const struct drm_dsc_config *dsc);
 u32 drm_dsc_get_bpp_int(const struct drm_dsc_config *vdsc_cfg);
+void drm_dsc_dump_config(struct drm_printer *p, int indent, const struct drm_dsc_config *cfg);
 
 #endif /* _DRM_DSC_HELPER_H_ */
 
diff --git a/include/drm/display/drm_hdmi_helper.h b/include/drm/display/drm_hdmi_helper.h
index 76d234826e22..57e3b18c15ec 100644
--- a/include/drm/display/drm_hdmi_helper.h
+++ b/include/drm/display/drm_hdmi_helper.h
@@ -24,4 +24,8 @@ drm_hdmi_infoframe_set_hdr_metadata(struct hdmi_drm_infoframe *frame,
 void drm_hdmi_avi_infoframe_content_type(struct hdmi_avi_infoframe *frame,
 					 const struct drm_connector_state *conn_state);
 
+unsigned long long
+drm_hdmi_compute_mode_clock(const struct drm_display_mode *mode,
+			    unsigned int bpc, enum hdmi_colorspace fmt);
+
 #endif
diff --git a/include/drm/display/drm_hdmi_state_helper.h b/include/drm/display/drm_hdmi_state_helper.h
new file mode 100644
index 000000000000..2d45fcfa4619
--- /dev/null
+++ b/include/drm/display/drm_hdmi_state_helper.h
@@ -0,0 +1,23 @@
+/* SPDX-License-Identifier: MIT */
+
+#ifndef DRM_HDMI_STATE_HELPER_H_
+#define DRM_HDMI_STATE_HELPER_H_
+
+struct drm_atomic_state;
+struct drm_connector;
+struct drm_connector_state;
+struct hdmi_audio_infoframe;
+
+void __drm_atomic_helper_connector_hdmi_reset(struct drm_connector *connector,
+					      struct drm_connector_state *new_conn_state);
+
+int drm_atomic_helper_connector_hdmi_check(struct drm_connector *connector,
+					   struct drm_atomic_state *state);
+
+int drm_atomic_helper_connector_hdmi_update_audio_infoframe(struct drm_connector *connector,
+							    struct hdmi_audio_infoframe *frame);
+int drm_atomic_helper_connector_hdmi_clear_audio_infoframe(struct drm_connector *connector);
+int drm_atomic_helper_connector_hdmi_update_infoframes(struct drm_connector *connector,
+						       struct drm_atomic_state *state);
+
+#endif // DRM_HDMI_STATE_HELPER_H_
diff --git a/include/drm/drm_bridge.h b/include/drm/drm_bridge.h
index 4baca0d9107b..75019d16be64 100644
--- a/include/drm/drm_bridge.h
+++ b/include/drm/drm_bridge.h
@@ -631,6 +631,52 @@ struct drm_bridge_funcs {
 	void (*hpd_disable)(struct drm_bridge *bridge);
 
 	/**
+	 * @hdmi_tmds_char_rate_valid:
+	 *
+	 * Check whether a particular TMDS character rate is supported by the
+	 * driver.
+	 *
+	 * This callback is optional and should only be implemented by the
+	 * bridges that take part in the HDMI connector implementation. Bridges
+	 * that implement it shall set the DRM_BRIDGE_OP_HDMI flag in their
+	 * &drm_bridge->ops.
+	 *
+	 * Returns:
+	 *
+	 * Either &drm_mode_status.MODE_OK or one of the failure reasons
+	 * in &enum drm_mode_status.
+	 */
+	enum drm_mode_status
+	(*hdmi_tmds_char_rate_valid)(const struct drm_bridge *bridge,
+				     const struct drm_display_mode *mode,
+				     unsigned long long tmds_rate);
+
+	/**
+	 * @hdmi_clear_infoframe:
+	 *
+	 * This callback clears the infoframes in the hardware during commit.
+	 * It will be called multiple times, once for every disabled infoframe
+	 * type.
+	 *
+	 * This callback is optional but it must be implemented by bridges that
+	 * set the DRM_BRIDGE_OP_HDMI flag in their &drm_bridge->ops.
+	 */
+	int (*hdmi_clear_infoframe)(struct drm_bridge *bridge,
+				    enum hdmi_infoframe_type type);
+	/**
+	 * @hdmi_write_infoframe:
+	 *
+	 * Program the infoframe into the hardware. It will be called multiple
+	 * times, once for every updated infoframe type.
+	 *
+	 * This callback is optional but it must be implemented by bridges that
+	 * set the DRM_BRIDGE_OP_HDMI flag in their &drm_bridge->ops.
+	 */
+	int (*hdmi_write_infoframe)(struct drm_bridge *bridge,
+				    enum hdmi_infoframe_type type,
+				    const u8 *buffer, size_t len);
+
+	/**
 	 * @debugfs_init:
 	 *
 	 * Allows bridges to create bridge-specific debugfs files.
@@ -705,6 +751,16 @@ enum drm_bridge_ops {
 	 * this flag shall implement the &drm_bridge_funcs->get_modes callback.
 	 */
 	DRM_BRIDGE_OP_MODES = BIT(3),
+	/**
+	 * @DRM_BRIDGE_OP_HDMI: The bridge provides HDMI connector operations,
+	 * including infoframes support. Bridges that set this flag must
+	 * implement the &drm_bridge_funcs->write_infoframe callback.
+	 *
+	 * Note: currently there can be at most one bridge in a chain that sets
+	 * this bit. This is to simplify corresponding glue code in connector
+	 * drivers.
+	 */
+	DRM_BRIDGE_OP_HDMI = BIT(4),
 };
 
 /**
@@ -773,6 +829,31 @@ struct drm_bridge {
 	 * @hpd_cb.
 	 */
 	void *hpd_data;
+
+	/**
+	 * @vendor: Vendor of the product to be used for the SPD InfoFrame
+	 * generation. This is required if @DRM_BRIDGE_OP_HDMI is set.
+	 */
+	const char *vendor;
+
+	/**
+	 * @product: Name of the product to be used for the SPD InfoFrame
+	 * generation. This is required if @DRM_BRIDGE_OP_HDMI is set.
+	 */
+	const char *product;
+
+	/**
+	 * @supported_formats: Bitmask of @hdmi_colorspace listing supported
+	 * output formats. This is only relevant if @DRM_BRIDGE_OP_HDMI is set.
+	 */
+	unsigned int supported_formats;
+
+	/**
+	 * @max_bpc: Maximum bits per char the HDMI bridge supports. Allowed
+	 * values are 8, 10 and 12. This is only relevant if
+	 * @DRM_BRIDGE_OP_HDMI is set.
+	 */
+	unsigned int max_bpc;
 };
 
 static inline struct drm_bridge *
@@ -855,9 +936,6 @@ drm_bridge_chain_get_first_bridge(struct drm_encoder *encoder)
 #define drm_for_each_bridge_in_chain(encoder, bridge)			\
 	list_for_each_entry(bridge, &(encoder)->bridge_chain, chain_node)
 
-bool drm_bridge_chain_mode_fixup(struct drm_bridge *bridge,
-				 const struct drm_display_mode *mode,
-				 struct drm_display_mode *adjusted_mode);
 enum drm_mode_status
 drm_bridge_chain_mode_valid(struct drm_bridge *bridge,
 			    const struct drm_display_info *info,
diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
index fe88d7fc6b8f..c754651044d4 100644
--- a/include/drm/drm_connector.h
+++ b/include/drm/drm_connector.h
@@ -38,6 +38,7 @@ struct drm_connector_helper_funcs;
 struct drm_modeset_acquire_ctx;
 struct drm_device;
 struct drm_crtc;
+struct drm_display_mode;
 struct drm_encoder;
 struct drm_panel;
 struct drm_property;
@@ -201,6 +202,13 @@ enum drm_connector_tv_mode {
 	DRM_MODE_TV_MODE_SECAM,
 
 	/**
+	 * @DRM_MODE_TV_MODE_MONOCHROME: Use timings appropriate to
+	 * the DRM mode, including equalizing pulses for a 525-line
+	 * or 625-line mode, with no pedestal or color encoding.
+	 */
+	DRM_MODE_TV_MODE_MONOCHROME,
+
+	/**
 	 * @DRM_MODE_TV_MODE_MAX: Number of analog TV output modes.
 	 *
 	 * Internal implementation detail; this is not uABI.
@@ -369,6 +377,32 @@ enum drm_panel_orientation {
 };
 
 /**
+ * enum drm_hdmi_broadcast_rgb - Broadcast RGB Selection for an HDMI @drm_connector
+ */
+enum drm_hdmi_broadcast_rgb {
+	/**
+	 * @DRM_HDMI_BROADCAST_RGB_AUTO: The RGB range is selected
+	 * automatically based on the mode.
+	 */
+	DRM_HDMI_BROADCAST_RGB_AUTO,
+
+	/**
+	 * @DRM_HDMI_BROADCAST_RGB_FULL: Full range RGB is forced.
+	 */
+	DRM_HDMI_BROADCAST_RGB_FULL,
+
+	/**
+	 * @DRM_HDMI_BROADCAST_RGB_LIMITED: Limited range RGB is forced.
+	 */
+	DRM_HDMI_BROADCAST_RGB_LIMITED,
+};
+
+const char *
+drm_hdmi_connector_get_broadcast_rgb_name(enum drm_hdmi_broadcast_rgb broadcast_rgb);
+const char *
+drm_hdmi_connector_get_output_format_name(enum hdmi_colorspace fmt);
+
+/**
  * struct drm_monitor_range_info - Panel's Monitor range in EDID for
  * &drm_display_info
  *
@@ -888,6 +922,82 @@ struct drm_tv_connector_state {
 };
 
 /**
+ * struct drm_connector_hdmi_infoframe - HDMI Infoframe container
+ */
+struct drm_connector_hdmi_infoframe {
+	/**
+	 * @data: HDMI Infoframe structure
+	 */
+	union hdmi_infoframe data;
+
+	/**
+	 * @set: Is the content of @data valid?
+	 */
+	bool set;
+};
+
+/*
+ * struct drm_connector_hdmi_state - HDMI state container
+ */
+struct drm_connector_hdmi_state {
+	/**
+	 * @broadcast_rgb: Connector property to pass the
+	 * Broadcast RGB selection value.
+	 */
+	enum drm_hdmi_broadcast_rgb broadcast_rgb;
+
+	/**
+	 * @infoframes: HDMI Infoframes matching that state
+	 */
+	struct {
+		/**
+		 * @avi: AVI Infoframes structure matching our
+		 * state.
+		 */
+		struct drm_connector_hdmi_infoframe avi;
+
+		/**
+		 * @hdr_drm: DRM (Dynamic Range and Mastering)
+		 * Infoframes structure matching our state.
+		 */
+		struct drm_connector_hdmi_infoframe hdr_drm;
+
+		/**
+		 * @spd: SPD Infoframes structure matching our
+		 * state.
+		 */
+		struct drm_connector_hdmi_infoframe spd;
+
+		/**
+		 * @vendor: HDMI Vendor Infoframes structure
+		 * matching our state.
+		 */
+		struct drm_connector_hdmi_infoframe hdmi;
+	} infoframes;
+
+	/**
+	 * @is_limited_range: Is the output supposed to use a limited
+	 * RGB Quantization Range or not?
+	 */
+	bool is_limited_range;
+
+	/**
+	 * @output_bpc: Bits per color channel to output.
+	 */
+	unsigned int output_bpc;
+
+	/**
+	 * @output_format: Pixel format to output in.
+	 */
+	enum hdmi_colorspace output_format;
+
+	/**
+	 * @tmds_char_rate: TMDS Character Rate, in Hz.
+	 */
+	unsigned long long tmds_char_rate;
+};
+
+/**
  * struct drm_connector_state - mutable connector state
  */
 struct drm_connector_state {
@@ -1031,6 +1141,71 @@ struct drm_connector_state {
 	 * DRM blob property for HDR output metadata
 	 */
 	struct drm_property_blob *hdr_output_metadata;
+
+	/**
+	 * @hdmi: HDMI-related variable and properties. Filled by
+	 * @drm_atomic_helper_connector_hdmi_check().
+	 */
+	struct drm_connector_hdmi_state hdmi;
+};
+
+/**
+ * struct drm_connector_hdmi_funcs - drm_hdmi_connector control functions
+ */
+struct drm_connector_hdmi_funcs {
+	/**
+	 * @tmds_char_rate_valid:
+	 *
+	 * This callback is invoked at atomic_check time to figure out
+	 * whether a particular TMDS character rate is supported by the
+	 * driver.
+	 *
+	 * The @tmds_char_rate_valid callback is optional.
+	 *
+	 * Returns:
+	 *
+	 * Either &drm_mode_status.MODE_OK or one of the failure reasons
+	 * in &enum drm_mode_status.
+	 */
+	enum drm_mode_status
+	(*tmds_char_rate_valid)(const struct drm_connector *connector,
+				const struct drm_display_mode *mode,
+				unsigned long long tmds_rate);
+
+	/**
+	 * @clear_infoframe:
+	 *
+	 * This callback is invoked through
+	 * @drm_atomic_helper_connector_hdmi_update_infoframes during a
+	 * commit to clear the infoframes into the hardware. It will be
+	 * called multiple times, once for every disabled infoframe
+	 * type.
+	 *
+	 * The @clear_infoframe callback is optional.
+	 *
+	 * Returns:
+	 * 0 on success, a negative error code otherwise
+	 */
+	int (*clear_infoframe)(struct drm_connector *connector,
+			       enum hdmi_infoframe_type type);
+
+	/**
+	 * @write_infoframe:
+	 *
+	 * This callback is invoked through
+	 * @drm_atomic_helper_connector_hdmi_update_infoframes during a
+	 * commit to program the infoframes into the hardware. It will
+	 * be called multiple times, once for every updated infoframe
+	 * type.
+	 *
+	 * The @write_infoframe callback is mandatory.
+	 *
+	 * Returns:
+	 * 0 on success, a negative error code otherwise
+	 */
+	int (*write_infoframe)(struct drm_connector *connector,
+			       enum hdmi_infoframe_type type,
+			       const u8 *buffer, size_t len);
 };
 
 /**
@@ -1493,6 +1668,51 @@ struct drm_cmdline_mode {
 	bool tv_mode_specified;
 };
 
+/*
+ * struct drm_connector_hdmi - DRM Connector HDMI-related structure
+ */
+struct drm_connector_hdmi {
+#define DRM_CONNECTOR_HDMI_VENDOR_LEN	8
+	/**
+	 * @vendor: HDMI Controller Vendor Name
+	 */
+	unsigned char vendor[DRM_CONNECTOR_HDMI_VENDOR_LEN] __nonstring;
+
+#define DRM_CONNECTOR_HDMI_PRODUCT_LEN	16
+	/**
+	 * @product: HDMI Controller Product Name
+	 */
+	unsigned char product[DRM_CONNECTOR_HDMI_PRODUCT_LEN] __nonstring;
+
+	/**
+	 * @supported_formats: Bitmask of @hdmi_colorspace
+	 * supported by the controller.
+	 */
+	unsigned long supported_formats;
+
+	/**
+	 * @funcs: HDMI connector Control Functions
+	 */
+	const struct drm_connector_hdmi_funcs *funcs;
+
+	/**
+	 * @infoframes: Current Infoframes output by the connector
+	 */
+	struct {
+		/**
+		 * @lock: Mutex protecting against concurrent access to
+		 * the infoframes, most notably between KMS and ALSA.
+		 */
+		struct mutex lock;
+
+		/**
+		 * @audio: Current Audio Infoframes structure. Protected
+		 * by @lock.
+		 */
+		struct drm_connector_hdmi_infoframe audio;
+	} infoframes;
+};
+
 /**
  * struct drm_connector - central DRM connector control structure
  *
@@ -1636,8 +1856,12 @@ struct drm_connector {
 
 	/**
 	 * @edid_blob_ptr: DRM property containing EDID if present. Protected by
-	 * &drm_mode_config.mutex. This should be updated only by calling
+	 * &drm_mode_config.mutex.
+	 *
+	 * This must be updated only by calling drm_edid_connector_update() or
 	 * drm_connector_update_edid_property().
+	 *
+	 * This must not be used by drivers directly.
 	 */
 	struct drm_property_blob *edid_blob_ptr;
 
@@ -1676,6 +1900,11 @@ struct drm_connector {
 	struct drm_property_blob *path_blob_ptr;
 
 	/**
+	 * @max_bpc: Maximum bits per color channel the connector supports.
+	 */
+	unsigned int max_bpc;
+
+	/**
 	 * @max_bpc_property: Default connector property for the max bpc to be
 	 * driven out of the connector.
 	 */
@@ -1699,6 +1928,12 @@ struct drm_connector {
 	 */
 	struct drm_property *privacy_screen_hw_state_property;
 
+	/**
+	 * @broadcast_rgb_property: Connector property to set the
+	 * Broadcast RGB selection to output with.
+	 */
+	struct drm_property *broadcast_rgb_property;
+
 #define DRM_CONNECTOR_POLL_HPD (1 << 0)
 #define DRM_CONNECTOR_POLL_CONNECT (1 << 1)
 #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2)
@@ -1886,6 +2121,11 @@ struct drm_connector {
 
 	/** @hdr_sink_metadata: HDR Metadata Information read from sink */
 	struct hdr_sink_metadata hdr_sink_metadata;
+
+	/**
+	 * @hdmi: HDMI-related variable and properties.
+	 */
+	struct drm_connector_hdmi hdmi;
 };
 
 #define obj_to_connector(x) container_of(x, struct drm_connector, base)
@@ -1904,6 +2144,15 @@ int drmm_connector_init(struct drm_device *dev,
 			const struct drm_connector_funcs *funcs,
 			int connector_type,
 			struct i2c_adapter *ddc);
+int drmm_connector_hdmi_init(struct drm_device *dev,
+			     struct drm_connector *connector,
+			     const char *vendor, const char *product,
+			     const struct drm_connector_funcs *funcs,
+			     const struct drm_connector_hdmi_funcs *hdmi_funcs,
+			     int connector_type,
+			     struct i2c_adapter *ddc,
+			     unsigned long supported_formats,
+			     unsigned int max_bpc);
 void drm_connector_attach_edid_property(struct drm_connector *connector);
 int drm_connector_register(struct drm_connector *connector);
 void drm_connector_unregister(struct drm_connector *connector);
@@ -2014,6 +2263,7 @@ int drm_connector_attach_scaling_mode_property(struct drm_connector *connector,
 					       u32 scaling_mode_mask);
 int drm_connector_attach_vrr_capable_property(
 		struct drm_connector *connector);
+int drm_connector_attach_broadcast_rgb_property(struct drm_connector *connector);
 int drm_connector_attach_colorspace_property(struct drm_connector *connector);
 int drm_connector_attach_hdr_output_metadata_property(struct drm_connector *connector);
 bool drm_connector_atomic_hdr_metadata_equal(struct drm_connector_state *old_state,
diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h
index 8878260d7529..cd37936c3926 100644
--- a/include/drm/drm_drv.h
+++ b/include/drm/drm_drv.h
@@ -411,7 +411,7 @@ struct drm_driver {
 	char *name;
 	/** @desc: driver description */
 	char *desc;
-	/** @date: driver date */
+	/** @date: driver date, unused, to be removed */
 	char *date;
 
 	/**
diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h
index b085525e53e2..6bdfa254a1c1 100644
--- a/include/drm/drm_edid.h
+++ b/include/drm/drm_edid.h
@@ -423,10 +423,6 @@ static inline void drm_edid_decode_panel_id(u32 panel_id, char vend[4], u16 *pro
 }
 
 bool drm_probe_ddc(struct i2c_adapter *adapter);
-struct edid *drm_do_get_edid(struct drm_connector *connector,
-	int (*get_edid_block)(void *data, u8 *buf, unsigned int block,
-			      size_t len),
-	void *data);
 struct edid *drm_get_edid(struct drm_connector *connector,
 			  struct i2c_adapter *adapter);
 struct edid *drm_get_edid_switcheroo(struct drm_connector *connector,
diff --git a/include/drm/drm_fbdev_generic.h b/include/drm/drm_fbdev_generic.h
deleted file mode 100644
index 75799342098d..000000000000
--- a/include/drm/drm_fbdev_generic.h
+++ /dev/null
@@ -1,15 +0,0 @@
-/* SPDX-License-Identifier: MIT */
-
-#ifndef DRM_FBDEV_GENERIC_H
-#define DRM_FBDEV_GENERIC_H
-
-struct drm_device;
-
-#ifdef CONFIG_DRM_FBDEV_EMULATION
-void drm_fbdev_generic_setup(struct drm_device *dev, unsigned int preferred_bpp);
-#else
-static inline void drm_fbdev_generic_setup(struct drm_device *dev, unsigned int preferred_bpp)
-{ }
-#endif
-
-#endif
diff --git a/include/drm/drm_fbdev_shmem.h b/include/drm/drm_fbdev_shmem.h
new file mode 100644
index 000000000000..fb43cadd1950
--- /dev/null
+++ b/include/drm/drm_fbdev_shmem.h
@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: MIT */
+
+#ifndef DRM_FBDEV_SHMEM_H
+#define DRM_FBDEV_SHMEM_H
+
+struct drm_device;
+
+#ifdef CONFIG_DRM_FBDEV_EMULATION
+void drm_fbdev_shmem_setup(struct drm_device *dev, unsigned int preferred_bpp);
+#else
+static inline void drm_fbdev_shmem_setup(struct drm_device *dev, unsigned int preferred_bpp)
+{ }
+#endif
+
+#endif
diff --git a/include/drm/drm_fbdev_ttm.h b/include/drm/drm_fbdev_ttm.h
new file mode 100644
index 000000000000..9e6c3bdf3537
--- /dev/null
+++ b/include/drm/drm_fbdev_ttm.h
@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: MIT */
+
+#ifndef DRM_FBDEV_TTM_H
+#define DRM_FBDEV_TTM_H
+
+struct drm_device;
+
+#ifdef CONFIG_DRM_FBDEV_EMULATION
+void drm_fbdev_ttm_setup(struct drm_device *dev, unsigned int preferred_bpp);
+#else
+static inline void drm_fbdev_ttm_setup(struct drm_device *dev, unsigned int preferred_bpp)
+{ }
+#endif
+
+#endif
diff --git a/include/drm/drm_fixed.h b/include/drm/drm_fixed.h
index 81572d32db0c..ef8bc8d72039 100644
--- a/include/drm/drm_fixed.h
+++ b/include/drm/drm_fixed.h
@@ -214,4 +214,27 @@ static inline s64 drm_fixp_exp(s64 x)
 	return sum;
 }
 
+static inline int fxp_q4_from_int(int val_int)
+{
+	return val_int << 4;
+}
+
+static inline int fxp_q4_to_int(int val_q4)
+{
+	return val_q4 >> 4;
+}
+
+static inline int fxp_q4_to_int_roundup(int val_q4)
+{
+	return (val_q4 + 0xf) >> 4;
+}
+
+static inline int fxp_q4_to_frac(int val_q4)
+{
+	return val_q4 & 0xf;
+}
+
+#define FXP_Q4_FMT		"%d.%04d"
+#define FXP_Q4_ARGS(val_q4)	fxp_q4_to_int(val_q4), (fxp_q4_to_frac(val_q4) * 625)
+
 #endif
diff --git a/include/drm/drm_mipi_dbi.h b/include/drm/drm_mipi_dbi.h
index e8e0f8d39f3a..f45f9612c0bc 100644
--- a/include/drm/drm_mipi_dbi.h
+++ b/include/drm/drm_mipi_dbi.h
@@ -57,6 +57,11 @@ struct mipi_dbi {
 	struct spi_device *spi;
 
 	/**
+	 * @write_memory_bpw: Bits per word used on a MIPI_DCS_WRITE_MEMORY_START transfer
+	 */
+	unsigned int write_memory_bpw;
+
+	/**
 	 * @dc: Optional D/C gpio.
 	 */
 	struct gpio_desc *dc;
@@ -97,6 +102,11 @@ struct mipi_dbi_dev {
 	struct drm_display_mode mode;
 
 	/**
+	 * @pixel_format: Native pixel format (DRM_FORMAT\_\*)
+	 */
+	u32 pixel_format;
+
+	/**
 	 * @tx_buf: Buffer used for transfer (copy clip rect area)
 	 */
 	u16 *tx_buf;
diff --git a/include/drm/drm_mipi_dsi.h b/include/drm/drm_mipi_dsi.h
index 82b1cc434ea3..0f520eeeaa8e 100644
--- a/include/drm/drm_mipi_dsi.h
+++ b/include/drm/drm_mipi_dsi.h
@@ -10,6 +10,7 @@
 #define __DRM_MIPI_DSI_H__
 
 #include <linux/device.h>
+#include <linux/delay.h>
 
 struct mipi_dsi_host;
 struct mipi_dsi_device;
@@ -197,6 +198,27 @@ struct mipi_dsi_device {
 	struct drm_dsc_config *dsc;
 };
 
+/**
+ * struct mipi_dsi_multi_context - Context to call multiple MIPI DSI funcs in a row
+ */
+struct mipi_dsi_multi_context {
+	/**
+	 * @dsi: Pointer to the MIPI DSI device
+	 */
+	struct mipi_dsi_device *dsi;
+
+	/**
+	 * @accum_err: Storage for the accumulated error over the multiple calls
+	 *
+	 * Init to 0. If a function encounters an error then the error code
+	 * will be stored here. If you call a function and this points to a
+	 * non-zero value then the function will be a noop. This allows calling
+	 * a function many times in a row and just checking the error at the
+	 * end to see if any of them failed.
+	 */
+	int accum_err;
+};
+
 #define MIPI_DSI_MODULE_PREFIX "mipi-dsi:"
 
 #define to_mipi_dsi_device(__dev)	container_of_const(__dev, struct mipi_dsi_device, dev)
@@ -254,11 +276,34 @@ int mipi_dsi_compression_mode_ext(struct mipi_dsi_device *dsi, bool enable,
 int mipi_dsi_picture_parameter_set(struct mipi_dsi_device *dsi,
 				   const struct drm_dsc_picture_parameter_set *pps);
 
+void mipi_dsi_compression_mode_ext_multi(struct mipi_dsi_multi_context *ctx,
+					 bool enable,
+					 enum mipi_dsi_compression_algo algo,
+					 unsigned int pps_selector);
+void mipi_dsi_picture_parameter_set_multi(struct mipi_dsi_multi_context *ctx,
+					  const struct drm_dsc_picture_parameter_set *pps);
+
 ssize_t mipi_dsi_generic_write(struct mipi_dsi_device *dsi, const void *payload,
 			       size_t size);
+int mipi_dsi_generic_write_chatty(struct mipi_dsi_device *dsi,
+				  const void *payload, size_t size);
+void mipi_dsi_generic_write_multi(struct mipi_dsi_multi_context *ctx,
+				  const void *payload, size_t size);
 ssize_t mipi_dsi_generic_read(struct mipi_dsi_device *dsi, const void *params,
 			      size_t num_params, void *data, size_t size);
 
+#define mipi_dsi_msleep(ctx, delay)	\
+	do {				\
+		if (!(ctx)->accum_err)	\
+			msleep(delay);	\
+	} while (0)
+
+#define mipi_dsi_usleep_range(ctx, min, max)	\
+	do {					\
+		if (!(ctx)->accum_err)		\
+			usleep_range(min, max);	\
+	} while (0)
+
 /**
  * enum mipi_dsi_dcs_tear_mode - Tearing Effect Output Line mode
  * @MIPI_DSI_DCS_TEAR_MODE_VBLANK: the TE output line consists of V-Blanking
@@ -279,6 +324,10 @@ enum mipi_dsi_dcs_tear_mode {
 
 ssize_t mipi_dsi_dcs_write_buffer(struct mipi_dsi_device *dsi,
 				  const void *data, size_t len);
+int mipi_dsi_dcs_write_buffer_chatty(struct mipi_dsi_device *dsi,
+				     const void *data, size_t len);
+void mipi_dsi_dcs_write_buffer_multi(struct mipi_dsi_multi_context *ctx,
+				     const void *data, size_t len);
 ssize_t mipi_dsi_dcs_write(struct mipi_dsi_device *dsi, u8 cmd,
 			   const void *data, size_t len);
 ssize_t mipi_dsi_dcs_read(struct mipi_dsi_device *dsi, u8 cmd, void *data,
@@ -309,42 +358,86 @@ int mipi_dsi_dcs_set_display_brightness_large(struct mipi_dsi_device *dsi,
 int mipi_dsi_dcs_get_display_brightness_large(struct mipi_dsi_device *dsi,
 					     u16 *brightness);
 
+void mipi_dsi_dcs_nop_multi(struct mipi_dsi_multi_context *ctx);
+void mipi_dsi_dcs_enter_sleep_mode_multi(struct mipi_dsi_multi_context *ctx);
+void mipi_dsi_dcs_exit_sleep_mode_multi(struct mipi_dsi_multi_context *ctx);
+void mipi_dsi_dcs_set_display_off_multi(struct mipi_dsi_multi_context *ctx);
+void mipi_dsi_dcs_set_display_on_multi(struct mipi_dsi_multi_context *ctx);
+void mipi_dsi_dcs_set_tear_on_multi(struct mipi_dsi_multi_context *ctx,
+				    enum mipi_dsi_dcs_tear_mode mode);
+
 /**
  * mipi_dsi_generic_write_seq - transmit data using a generic write packet
+ *
+ * This macro will print errors for you and will RETURN FROM THE CALLING
+ * FUNCTION (yes this is non-intuitive) upon error.
+ *
+ * Because of the non-intuitive return behavior, THIS MACRO IS DEPRECATED.
+ * Please replace calls of it with mipi_dsi_generic_write_seq_multi().
+ *
  * @dsi: DSI peripheral device
  * @seq: buffer containing the payload
  */
 #define mipi_dsi_generic_write_seq(dsi, seq...)                                \
 	do {                                                                   \
 		static const u8 d[] = { seq };                                 \
-		struct device *dev = &dsi->dev;                                \
 		int ret;                                                       \
-		ret = mipi_dsi_generic_write(dsi, d, ARRAY_SIZE(d));           \
-		if (ret < 0) {                                                 \
-			dev_err_ratelimited(dev, "transmit data failed: %d\n", \
-					    ret);                              \
+		ret = mipi_dsi_generic_write_chatty(dsi, d, ARRAY_SIZE(d));    \
+		if (ret < 0)                                                   \
 			return ret;                                            \
-		}                                                              \
+	} while (0)
+
+/**
+ * mipi_dsi_generic_write_seq_multi - transmit data using a generic write packet
+ *
+ * This macro will print errors for you and error handling is optimized for
+ * callers that call this multiple times in a row.
+ *
+ * @ctx: Context for multiple DSI transactions
+ * @seq: buffer containing the payload
+ */
+#define mipi_dsi_generic_write_seq_multi(ctx, seq...)                \
+	do {                                                         \
+		static const u8 d[] = { seq };                       \
+		mipi_dsi_generic_write_multi(ctx, d, ARRAY_SIZE(d)); \
 	} while (0)
 
 /**
  * mipi_dsi_dcs_write_seq - transmit a DCS command with payload
+ *
+ * This macro will print errors for you and will RETURN FROM THE CALLING
+ * FUNCTION (yes this is non-intuitive) upon error.
+ *
+ * Because of the non-intuitive return behavior, THIS MACRO IS DEPRECATED.
+ * Please replace calls of it with mipi_dsi_dcs_write_seq_multi().
+ *