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-rw-r--r--include/drm/drm_atomic_state_helper.h2
-rw-r--r--include/drm/drm_connector.h14
-rw-r--r--include/drm/drm_device.h4
-rw-r--r--include/drm/drm_edid.h5
-rw-r--r--include/drm/drm_fb_helper.h10
-rw-r--r--include/drm/drm_fourcc.h50
-rw-r--r--include/drm/drm_gem_vram_helper.h162
-rw-r--r--include/drm/drm_mode_config.h7
-rw-r--r--include/drm/drm_vram_mm_helper.h102
-rw-r--r--include/drm/gma_drm.h25
-rw-r--r--include/drm/gpu_scheduler.h8
-rw-r--r--include/linux/dma-buf.h47
-rw-r--r--include/linux/hdmi.h55
-rw-r--r--include/uapi/drm/drm.h1
-rw-r--r--include/uapi/drm/drm_mode.h23
-rw-r--r--include/uapi/drm/v3d_drm.h28
16 files changed, 488 insertions, 55 deletions
diff --git a/include/drm/drm_atomic_state_helper.h b/include/drm/drm_atomic_state_helper.h
index 66c92cbd8e16..4e6d2e7a40b8 100644
--- a/include/drm/drm_atomic_state_helper.h
+++ b/include/drm/drm_atomic_state_helper.h
@@ -37,6 +37,8 @@ struct drm_private_state;
struct drm_modeset_acquire_ctx;
struct drm_device;
+void __drm_atomic_helper_crtc_reset(struct drm_crtc *crtc,
+ struct drm_crtc_state *state);
void drm_atomic_helper_crtc_reset(struct drm_crtc *crtc);
void __drm_atomic_helper_crtc_duplicate_state(struct drm_crtc *crtc,
struct drm_crtc_state *state);
diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
index 02a131202add..f0e987df4c1e 100644
--- a/include/drm/drm_connector.h
+++ b/include/drm/drm_connector.h
@@ -517,6 +517,10 @@ struct drm_connector_state {
* Used by the atomic helpers to select the encoder, through the
* &drm_connector_helper_funcs.atomic_best_encoder or
* &drm_connector_helper_funcs.best_encoder callbacks.
+ *
+ * NOTE: Atomic drivers must fill this out (either themselves or through
+ * helpers), for otherwise the GETCONNECTOR and GETENCODER IOCTLs will
+ * not return correct data to userspace.
*/
struct drm_encoder *best_encoder;
@@ -599,6 +603,12 @@ struct drm_connector_state {
* and the connector bpc limitations obtained from edid.
*/
u8 max_bpc;
+
+ /**
+ * @hdr_output_metadata:
+ * DRM blob property for HDR output metadata
+ */
+ struct drm_property_blob *hdr_output_metadata;
};
/**
@@ -1239,6 +1249,10 @@ struct drm_connector {
* &drm_mode_config.connector_free_work.
*/
struct llist_node free_node;
+
+ /* HDR metdata */
+ struct hdr_output_metadata hdr_output_metadata;
+ struct hdr_sink_metadata hdr_sink_metadata;
};
#define obj_to_connector(x) container_of(x, struct drm_connector, base)
diff --git a/include/drm/drm_device.h b/include/drm/drm_device.h
index 7f9ef709b2b6..1acfc3bbd3fb 100644
--- a/include/drm/drm_device.h
+++ b/include/drm/drm_device.h
@@ -17,6 +17,7 @@ struct drm_vblank_crtc;
struct drm_sg_mem;
struct drm_local_map;
struct drm_vma_offset_manager;
+struct drm_vram_mm;
struct drm_fb_helper;
struct inode;
@@ -286,6 +287,9 @@ struct drm_device {
/** @vma_offset_manager: GEM information */
struct drm_vma_offset_manager *vma_offset_manager;
+ /** @vram_mm: VRAM MM memory manager */
+ struct drm_vram_mm *vram_mm;
+
/**
* @switch_power_state:
*
diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h
index 9d3b5b93102c..0e21e91c4314 100644
--- a/include/drm/drm_edid.h
+++ b/include/drm/drm_edid.h
@@ -25,6 +25,7 @@
#include <linux/types.h>
#include <linux/hdmi.h>
+#include <drm/drm_mode.h>
struct drm_device;
struct i2c_adapter;
@@ -370,6 +371,10 @@ drm_hdmi_avi_infoframe_quant_range(struct hdmi_avi_infoframe *frame,
const struct drm_display_mode *mode,
enum hdmi_quantization_range rgb_quant_range);
+int
+drm_hdmi_infoframe_set_hdr_metadata(struct hdmi_drm_infoframe *frame,
+ const struct drm_connector_state *conn_state);
+
/**
* drm_eld_mnl - Get ELD monitor name length in bytes.
* @eld: pointer to an eld memory structure with mnl set
diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h
index 40af2866c26a..2af1c6d3e147 100644
--- a/include/drm/drm_fb_helper.h
+++ b/include/drm/drm_fb_helper.h
@@ -49,9 +49,6 @@ struct drm_fb_offset {
struct drm_fb_helper_crtc {
struct drm_mode_set mode_set;
- struct drm_display_mode *desired_mode;
- int x, y;
- int rotation;
};
/**
@@ -152,13 +149,6 @@ struct drm_fb_helper {
int connector_count;
int connector_info_alloc_count;
/**
- * @sw_rotations:
- * Bitmask of all rotations requested for panel-orientation which
- * could not be handled in hardware. If only one bit is set
- * fbdev->fbcon_rotate_hint gets set to the requested rotation.
- */
- int sw_rotations;
- /**
* @connector_info:
*
* Array of per-connector information. Do not iterate directly, but use
diff --git a/include/drm/drm_fourcc.h b/include/drm/drm_fourcc.h
index b3d9d88ab290..306d1efeb5e0 100644
--- a/include/drm/drm_fourcc.h
+++ b/include/drm/drm_fourcc.h
@@ -260,6 +260,50 @@ drm_format_info_is_yuv_sampling_444(const struct drm_format_info *info)
return info->is_yuv && info->hsub == 1 && info->vsub == 1;
}
+/**
+ * drm_format_info_plane_width - width of the plane given the first plane
+ * @info: pixel format info
+ * @width: width of the first plane
+ * @plane: plane index
+ *
+ * Returns:
+ * The width of @plane, given that the width of the first plane is @width.
+ */
+static inline
+int drm_format_info_plane_width(const struct drm_format_info *info, int width,
+ int plane)
+{
+ if (!info || plane >= info->num_planes)
+ return 0;
+
+ if (plane == 0)
+ return width;
+
+ return width / info->hsub;
+}
+
+/**
+ * drm_format_info_plane_height - height of the plane given the first plane
+ * @info: pixel format info
+ * @height: height of the first plane
+ * @plane: plane index
+ *
+ * Returns:
+ * The height of @plane, given that the height of the first plane is @height.
+ */
+static inline
+int drm_format_info_plane_height(const struct drm_format_info *info, int height,
+ int plane)
+{
+ if (!info || plane >= info->num_planes)
+ return 0;
+
+ if (plane == 0)
+ return height;
+
+ return height / info->vsub;
+}
+
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 *
@@ -268,12 +312,6 @@ drm_get_format_info(struct drm_device *dev,
uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth);
uint32_t drm_driver_legacy_fb_format(struct drm_device *dev,
uint32_t bpp, uint32_t depth);
-int drm_format_num_planes(uint32_t format);
-int drm_format_plane_cpp(uint32_t format, int plane);
-int drm_format_horz_chroma_subsampling(uint32_t format);
-int drm_format_vert_chroma_subsampling(uint32_t format);
-int drm_format_plane_width(int width, uint32_t format, int plane);
-int drm_format_plane_height(int height, uint32_t format, int plane);
unsigned int drm_format_info_block_width(const struct drm_format_info *info,
int plane);
unsigned int drm_format_info_block_height(const struct drm_format_info *info,
diff --git a/include/drm/drm_gem_vram_helper.h b/include/drm/drm_gem_vram_helper.h
new file mode 100644
index 000000000000..4d1d2c1bf32b
--- /dev/null
+++ b/include/drm/drm_gem_vram_helper.h
@@ -0,0 +1,162 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#ifndef DRM_GEM_VRAM_HELPER_H
+#define DRM_GEM_VRAM_HELPER_H
+
+#include <drm/drm_gem.h>
+#include <drm/ttm/ttm_bo_api.h>
+#include <drm/ttm/ttm_placement.h>
+#include <linux/kernel.h> /* for container_of() */
+
+struct drm_mode_create_dumb;
+struct drm_vram_mm_funcs;
+struct filp;
+struct vm_area_struct;
+
+#define DRM_GEM_VRAM_PL_FLAG_VRAM TTM_PL_FLAG_VRAM
+#define DRM_GEM_VRAM_PL_FLAG_SYSTEM TTM_PL_FLAG_SYSTEM
+
+/*
+ * Buffer-object helpers
+ */
+
+/**
+ * struct drm_gem_vram_object - GEM object backed by VRAM
+ * @gem: GEM object
+ * @bo: TTM buffer object
+ * @kmap: Mapping information for @bo
+ * @placement: TTM placement information. Supported placements are \
+ %TTM_PL_VRAM and %TTM_PL_SYSTEM
+ * @placements: TTM placement information.
+ * @pin_count: Pin counter
+ *
+ * The type struct drm_gem_vram_object represents a GEM object that is
+ * backed by VRAM. It can be used for simple framebuffer devices with
+ * dedicated memory. The buffer object can be evicted to system memory if
+ * video memory becomes scarce.
+ */
+struct drm_gem_vram_object {
+ struct drm_gem_object gem;
+ struct ttm_buffer_object bo;
+ struct ttm_bo_kmap_obj kmap;
+
+ /* Supported placements are %TTM_PL_VRAM and %TTM_PL_SYSTEM */
+ struct ttm_placement placement;
+ struct ttm_place placements[2];
+
+ int pin_count;
+};
+
+/**
+ * Returns the container of type &struct drm_gem_vram_object
+ * for field bo.
+ * @bo: the VRAM buffer object
+ * Returns: The containing GEM VRAM object
+ */
+static inline struct drm_gem_vram_object *drm_gem_vram_of_bo(
+ struct ttm_buffer_object *bo)
+{
+ return container_of(bo, struct drm_gem_vram_object, bo);
+}
+
+/**
+ * Returns the container of type &struct drm_gem_vram_object
+ * for field gem.
+ * @gem: the GEM object
+ * Returns: The containing GEM VRAM object
+ */
+static inline struct drm_gem_vram_object *drm_gem_vram_of_gem(
+ struct drm_gem_object *gem)
+{
+ return container_of(gem, struct drm_gem_vram_object, gem);
+}
+
+struct drm_gem_vram_object *drm_gem_vram_create(struct drm_device *dev,
+ struct ttm_bo_device *bdev,
+ size_t size,
+ unsigned long pg_align,
+ bool interruptible);
+void drm_gem_vram_put(struct drm_gem_vram_object *gbo);
+int drm_gem_vram_lock(struct drm_gem_vram_object *gbo, bool no_wait);
+void drm_gem_vram_unlock(struct drm_gem_vram_object *gbo);
+u64 drm_gem_vram_mmap_offset(struct drm_gem_vram_object *gbo);
+s64 drm_gem_vram_offset(struct drm_gem_vram_object *gbo);
+int drm_gem_vram_pin(struct drm_gem_vram_object *gbo, unsigned long pl_flag);
+int drm_gem_vram_pin_locked(struct drm_gem_vram_object *gbo,
+ unsigned long pl_flag);
+int drm_gem_vram_unpin(struct drm_gem_vram_object *gbo);
+int drm_gem_vram_unpin_locked(struct drm_gem_vram_object *gbo);
+void *drm_gem_vram_kmap_at(struct drm_gem_vram_object *gbo, bool map,
+ bool *is_iomem, struct ttm_bo_kmap_obj *kmap);
+void *drm_gem_vram_kmap(struct drm_gem_vram_object *gbo, bool map,
+ bool *is_iomem);
+void drm_gem_vram_kunmap_at(struct drm_gem_vram_object *gbo,
+ struct ttm_bo_kmap_obj *kmap);
+void drm_gem_vram_kunmap(struct drm_gem_vram_object *gbo);
+
+int drm_gem_vram_fill_create_dumb(struct drm_file *file,
+ struct drm_device *dev,
+ struct ttm_bo_device *bdev,
+ unsigned long pg_align,
+ bool interruptible,
+ struct drm_mode_create_dumb *args);
+
+/*
+ * Helpers for struct ttm_bo_driver
+ */
+
+void drm_gem_vram_bo_driver_evict_flags(struct ttm_buffer_object *bo,
+ struct ttm_placement *pl);
+
+int drm_gem_vram_bo_driver_verify_access(struct ttm_buffer_object *bo,
+ struct file *filp);
+
+extern const struct drm_vram_mm_funcs drm_gem_vram_mm_funcs;
+
+/*
+ * Helpers for struct drm_driver
+ */
+
+void drm_gem_vram_driver_gem_free_object_unlocked(struct drm_gem_object *gem);
+int drm_gem_vram_driver_dumb_create(struct drm_file *file,
+ struct drm_device *dev,
+ struct drm_mode_create_dumb *args);
+int drm_gem_vram_driver_dumb_mmap_offset(struct drm_file *file,
+ struct drm_device *dev,
+ uint32_t handle, uint64_t *offset);
+
+/**
+ * define DRM_GEM_VRAM_DRIVER - default callback functions for \
+ &struct drm_driver
+ *
+ * Drivers that use VRAM MM and GEM VRAM can use this macro to initialize
+ * &struct drm_driver with default functions.
+ */
+#define DRM_GEM_VRAM_DRIVER \
+ .gem_free_object_unlocked = \
+ drm_gem_vram_driver_gem_free_object_unlocked, \
+ .dumb_create = drm_gem_vram_driver_dumb_create, \
+ .dumb_map_offset = drm_gem_vram_driver_dumb_mmap_offset
+
+/*
+ * PRIME helpers for struct drm_driver
+ */
+
+int drm_gem_vram_driver_gem_prime_pin(struct drm_gem_object *obj);
+void drm_gem_vram_driver_gem_prime_unpin(struct drm_gem_object *obj);
+void *drm_gem_vram_driver_gem_prime_vmap(struct drm_gem_object *obj);
+void drm_gem_vram_driver_gem_prime_vunmap(struct drm_gem_object *obj,
+ void *vaddr);
+int drm_gem_vram_driver_gem_prime_mmap(struct drm_gem_object *obj,
+ struct vm_area_struct *vma);
+
+#define DRM_GEM_VRAM_DRIVER_PRIME \
+ .gem_prime_export = drm_gem_prime_export, \
+ .gem_prime_import = drm_gem_prime_import, \
+ .gem_prime_pin = drm_gem_vram_driver_gem_prime_pin, \
+ .gem_prime_unpin = drm_gem_vram_driver_gem_prime_unpin, \
+ .gem_prime_vmap = drm_gem_vram_driver_gem_prime_vmap, \
+ .gem_prime_vunmap = drm_gem_vram_driver_gem_prime_vunmap, \
+ .gem_prime_mmap = drm_gem_vram_driver_gem_prime_mmap
+
+#endif
diff --git a/include/drm/drm_mode_config.h b/include/drm/drm_mode_config.h
index 7f60e8eb269a..c031b5a9d8d1 100644
--- a/include/drm/drm_mode_config.h
+++ b/include/drm/drm_mode_config.h
@@ -836,6 +836,13 @@ struct drm_mode_config {
*/
struct drm_property *writeback_out_fence_ptr_property;
+ /**
+ * hdr_output_metadata_property: Connector property containing hdr
+ * metatda. This will be provided by userspace compositors based
+ * on HDR content
+ */
+ struct drm_property *hdr_output_metadata_property;
+
/* dumb ioctl parameters */
uint32_t preferred_depth, prefer_shadow;
diff --git a/include/drm/drm_vram_mm_helper.h b/include/drm/drm_vram_mm_helper.h
new file mode 100644
index 000000000000..a8ffd8599b08
--- /dev/null
+++ b/include/drm/drm_vram_mm_helper.h
@@ -0,0 +1,102 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#ifndef DRM_VRAM_MM_HELPER_H
+#define DRM_VRAM_MM_HELPER_H
+
+#include <drm/ttm/ttm_bo_driver.h>
+
+struct drm_device;
+
+/**
+ * struct drm_vram_mm_funcs - Callback functions for &struct drm_vram_mm
+ * @evict_flags: Provides an implementation for struct \
+ &ttm_bo_driver.evict_flags
+ * @verify_access: Provides an implementation for \
+ struct &ttm_bo_driver.verify_access
+ *
+ * These callback function integrate VRAM MM with TTM buffer objects. New
+ * functions can be added if necessary.
+ */
+struct drm_vram_mm_funcs {
+ void (*evict_flags)(struct ttm_buffer_object *bo,
+ struct ttm_placement *placement);
+ int (*verify_access)(struct ttm_buffer_object *bo, struct file *filp);
+};
+
+/**
+ * struct drm_vram_mm - An instance of VRAM MM
+ * @vram_base: Base address of the managed video memory
+ * @vram_size: Size of the managed video memory in bytes
+ * @bdev: The TTM BO device.
+ * @funcs: TTM BO functions
+ *
+ * The fields &struct drm_vram_mm.vram_base and
+ * &struct drm_vram_mm.vrm_size are managed by VRAM MM, but are
+ * available for public read access. Use the field
+ * &struct drm_vram_mm.bdev to access the TTM BO device.
+ */
+struct drm_vram_mm {
+ uint64_t vram_base;
+ size_t vram_size;
+
+ struct ttm_bo_device bdev;
+
+ const struct drm_vram_mm_funcs *funcs;
+};
+
+/**
+ * drm_vram_mm_of_bdev() - \
+ Returns the container of type &struct ttm_bo_device for field bdev.
+ * @bdev: the TTM BO device
+ *
+ * Returns:
+ * The containing instance of &struct drm_vram_mm
+ */
+static inline struct drm_vram_mm *drm_vram_mm_of_bdev(
+ struct ttm_bo_device *bdev)
+{
+ return container_of(bdev, struct drm_vram_mm, bdev);
+}
+
+int drm_vram_mm_init(struct drm_vram_mm *vmm, struct drm_device *dev,
+ uint64_t vram_base, size_t vram_size,
+ const struct drm_vram_mm_funcs *funcs);
+void drm_vram_mm_cleanup(struct drm_vram_mm *vmm);
+
+int drm_vram_mm_mmap(struct file *filp, struct vm_area_struct *vma,
+ struct drm_vram_mm *vmm);
+
+/*
+ * Helpers for integration with struct drm_device
+ */
+
+struct drm_vram_mm *drm_vram_helper_alloc_mm(
+ struct drm_device *dev, uint64_t vram_base, size_t vram_size,
+ const struct drm_vram_mm_funcs *funcs);
+void drm_vram_helper_release_mm(struct drm_device *dev);
+
+/*
+ * Helpers for &struct file_operations
+ */
+
+int drm_vram_mm_file_operations_mmap(
+ struct file *filp, struct vm_area_struct *vma);
+
+/**
+ * define DRM_VRAM_MM_FILE_OPERATIONS - default callback functions for \
+ &struct file_operations
+ *
+ * Drivers that use VRAM MM can use this macro to initialize
+ * &struct file_operations with default functions.
+ */
+#define DRM_VRAM_MM_FILE_OPERATIONS \
+ .llseek = no_llseek, \
+ .read = drm_read, \
+ .poll = drm_poll, \
+ .unlocked_ioctl = drm_ioctl, \
+ .compat_ioctl = drm_compat_ioctl, \
+ .mmap = drm_vram_mm_file_operations_mmap, \
+ .open = drm_open, \
+ .release = drm_release \
+
+#endif
diff --git a/include/drm/gma_drm.h b/include/drm/gma_drm.h
deleted file mode 100644
index 87ac5e6ca551..000000000000
--- a/include/drm/gma_drm.h
+++ /dev/null
@@ -1,25 +0,0 @@
-/**************************************************************************
- * Copyright (c) 2007-2011, Intel Corporation.
- * All Rights Reserved.
- * Copyright (c) 2008, Tungsten Graphics Inc. Cedar Park, TX., USA.
- * All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
- *
- **************************************************************************/
-
-#ifndef _GMA_DRM_H_
-#define _GMA_DRM_H_
-
-#endif
diff --git a/include/drm/gpu_scheduler.h b/include/drm/gpu_scheduler.h
index 0daca4d8dad9..57b4121c750a 100644
--- a/include/drm/gpu_scheduler.h
+++ b/include/drm/gpu_scheduler.h
@@ -167,9 +167,6 @@ struct drm_sched_fence *to_drm_sched_fence(struct dma_fence *f);
* @sched: the scheduler instance on which this job is scheduled.
* @s_fence: contains the fences for the scheduling of job.
* @finish_cb: the callback for the finished fence.
- * @finish_work: schedules the function @drm_sched_job_finish once the job has
- * finished to remove the job from the
- * @drm_gpu_scheduler.ring_mirror_list.
* @node: used to append this struct to the @drm_gpu_scheduler.ring_mirror_list.
* @id: a unique id assigned to each job scheduled on the scheduler.
* @karma: increment on every hang caused by this job. If this exceeds the hang
@@ -188,7 +185,6 @@ struct drm_sched_job {
struct drm_gpu_scheduler *sched;
struct drm_sched_fence *s_fence;
struct dma_fence_cb finish_cb;
- struct work_struct finish_work;
struct list_head node;
uint64_t id;
atomic_t karma;
@@ -263,6 +259,7 @@ struct drm_sched_backend_ops {
* guilty and it will be considered for scheduling further.
* @num_jobs: the number of jobs in queue in the scheduler
* @ready: marks if the underlying HW is ready to work
+ * @free_guilty: A hit to time out handler to free the guilty job.
*
* One scheduler is implemented for each hardware ring.
*/
@@ -283,6 +280,7 @@ struct drm_gpu_scheduler {
int hang_limit;
atomic_t num_jobs;
bool ready;
+ bool free_guilty;
};
int drm_sched_init(struct drm_gpu_scheduler *sched,
@@ -296,7 +294,7 @@ int drm_sched_job_init(struct drm_sched_job *job,
void *owner);
void drm_sched_job_cleanup(struct drm_sched_job *job);
void drm_sched_wakeup(struct drm_gpu_scheduler *sched);
-void drm_sched_stop(struct drm_gpu_scheduler *sched);
+void drm_sched_stop(struct drm_gpu_scheduler *sched, struct drm_sched_job *bad);
void drm_sched_start(struct drm_gpu_scheduler *sched, bool full_recovery);
void drm_sched_resubmit_jobs(struct drm_gpu_scheduler *sched);
void drm_sched_increase_karma(struct drm_sched_job *bad);
diff --git a/include/linux/dma-buf.h b/include/linux/dma-buf.h
index 58725f890b5b..8a327566d7f4 100644
--- a/include/linux/dma-buf.h
+++ b/include/linux/dma-buf.h
@@ -39,19 +39,21 @@ struct dma_buf_attachment;
/**
* struct dma_buf_ops - operations possible on struct dma_buf
- * @map_atomic: [optional] maps a page from the buffer into kernel address
- * space, users may not block until the subsequent unmap call.
- * This callback must not sleep.
- * @unmap_atomic: [optional] unmaps a atomically mapped page from the buffer.
- * This Callback must not sleep.
- * @map: [optional] maps a page from the buffer into kernel address space.
- * @unmap: [optional] unmaps a page from the buffer.
* @vmap: [optional] creates a virtual mapping for the buffer into kernel
* address space. Same restrictions as for vmap and friends apply.
* @vunmap: [optional] unmaps a vmap from the buffer
*/
struct dma_buf_ops {
/**
+ * @cache_sgt_mapping:
+ *
+ * If true the framework will cache the first mapping made for each
+ * attachment. This avoids creating mappings for attachments multiple
+ * times.
+ */
+ bool cache_sgt_mapping;
+
+ /**
* @attach:
*
* This is called from dma_buf_attach() to make sure that a given
@@ -205,8 +207,6 @@ struct dma_buf_ops {
* to be restarted.
*/
int (*end_cpu_access)(struct dma_buf *, enum dma_data_direction);
- void *(*map)(struct dma_buf *, unsigned long);
- void (*unmap)(struct dma_buf *, unsigned long, void *);
/**
* @mmap:
@@ -245,6 +245,31 @@ struct dma_buf_ops {
*/
int (*mmap)(struct dma_buf *, struct vm_area_struct *vma);
+ /**
+ * @map:
+ *
+ * Maps a page from the buffer into kernel address space. The page is
+ * specified by offset into the buffer in PAGE_SIZE units.
+ *
+ * This callback is optional.
+ *
+ * Returns:
+ *
+ * Virtual address pointer where requested page can be accessed. NULL
+ * on error or when this function is unimplemented by the exporter.
+ */
+ void *(*map)(struct dma_buf *, unsigned long);
+
+ /**
+ * @unmap:
+ *
+ * Unmaps a page from the buffer. Page offset and address pointer should
+ * be the same as the one passed to and returned by matching call to map.
+ *
+ * This callback is optional.
+ */
+ void (*unmap)(struct dma_buf *, unsigned long, void *);
+
void *(*vmap)(struct dma_buf *);
void (*vunmap)(struct dma_buf *, void *vaddr);
};
@@ -307,6 +332,8 @@ struct dma_buf {
* @dmabuf: buffer for this attachment.
* @dev: device attached to the buffer.
* @node: list of dma_buf_attachment.
+ * @sgt: cached mapping.
+ * @dir: direction of cached mapping.
* @priv: exporter specific attachment data.
*
* This structure holds the attachment information between the dma_buf buffer
@@ -322,6 +349,8 @@ struct dma_buf_attachment {
struct dma_buf *dmabuf;
struct device *dev;
struct list_head node;
+ struct sg_table *sgt;
+ enum dma_data_direction dir;
void *priv;
};
diff --git a/include/linux/hdmi.h b/include/linux/hdmi.h
index 927ad6451105..ee55ba589cdc 100644
--- a/include/linux/hdmi.h
+++ b/include/linux/hdmi.h
@@ -47,6 +47,7 @@ enum hdmi_infoframe_type {
HDMI_INFOFRAME_TYPE_AVI = 0x82,
HDMI_INFOFRAME_TYPE_SPD = 0x83,
HDMI_INFOFRAME_TYPE_AUDIO = 0x84,
+ HDMI_INFOFRAME_TYPE_DRM = 0x87,
};
#define HDMI_IEEE_OUI 0x000c03
@@ -55,6 +56,7 @@ enum hdmi_infoframe_type {
#define HDMI_AVI_INFOFRAME_SIZE 13
#define HDMI_SPD_INFOFRAME_SIZE 25
#define HDMI_AUDIO_INFOFRAME_SIZE 10
+#define HDMI_DRM_INFOFRAME_SIZE 26
#define HDMI_INFOFRAME_SIZE(type) \
(HDMI_INFOFRAME_HEADER_SIZE + HDMI_ ## type ## _INFOFRAME_SIZE)
@@ -152,6 +154,17 @@ enum hdmi_content_type {
HDMI_CONTENT_TYPE_GAME,
};
+enum hdmi_metadata_type {
+ HDMI_STATIC_METADATA_TYPE1 = 1,
+};
+
+enum hdmi_eotf {
+ HDMI_EOTF_TRADITIONAL_GAMMA_SDR,
+ HDMI_EOTF_TRADITIONAL_GAMMA_HDR,
+ HDMI_EOTF_SMPTE_ST2084,
+ HDMI_EOTF_BT_2100_HLG,
+};
+
struct hdmi_avi_infoframe {
enum hdmi_infoframe_type type;
unsigned char version;
@@ -175,12 +188,37 @@ struct hdmi_avi_infoframe {
unsigned short right_bar;
};
+/* DRM Infoframe as per CTA 861.G spec */
+struct hdmi_drm_infoframe {
+ enum hdmi_infoframe_type type;
+ unsigned char version;
+ unsigned char length;
+ enum hdmi_eotf eotf;
+ enum hdmi_metadata_type metadata_type;
+ struct {
+ u16 x, y;
+ } display_primaries[3];
+ struct {
+ u16 x, y;
+ } white_point;
+ u16 max_display_mastering_luminance;
+ u16 min_display_mastering_luminance;
+ u16 max_cll;
+ u16 max_fall;
+};
+
int hdmi_avi_infoframe_init(struct hdmi_avi_infoframe *frame);
ssize_t hdmi_avi_infoframe_pack(struct hdmi_avi_infoframe *frame, void *buffer,
size_t size);
ssize_t hdmi_avi_infoframe_pack_only(const struct hdmi_avi_infoframe *frame,
void *buffer, size_t size);
int hdmi_avi_infoframe_check(struct hdmi_avi_infoframe *frame);
+int hdmi_drm_infoframe_init(struct hdmi_drm_infoframe *frame);
+ssize_t hdmi_drm_infoframe_pack(struct hdmi_drm_infoframe *frame, void *buffer,
+ size_t size);
+ssize_t hdmi_drm_infoframe_pack_only(const struct hdmi_drm_infoframe *frame,
+ void *buffer, size_t size);
+int hdmi_drm_infoframe_check(struct hdmi_drm_infoframe *frame);
enum hdmi_spd_sdi {
HDMI_SPD_SDI_UNKNOWN,
@@ -320,6 +358,22 @@ struct hdmi_vendor_infoframe {
unsigned int s3d_ext_data;
};
+/* HDR Metadata as per 861.G spec */
+struct hdr_static_metadata {
+ __u8 eotf;
+ __u8 metadata_type;
+ __u16 max_cll;
+ __u16 max_fall;
+ __u16 min_cll;
+};
+
+struct hdr_sink_metadata {
+ __u32 metadata_type;
+ union {
+ struct hdr_static_metadata hdmi_type1;
+ };
+};
+
int hdmi_vendor_infoframe_init(struct hdmi_vendor_infoframe *frame);
ssize_t hdmi_vendor_infoframe_pack(struct hdmi_vendor_infoframe *frame,
void *buffer, size_t size);
@@ -355,6 +409,7 @@ union hdmi_infoframe {
struct hdmi_spd_infoframe spd;
union hdmi_vendor_any_infoframe vendor;
struct hdmi_audio_infoframe audio;
+ struct hdmi_drm_infoframe drm;
};
ssize_t hdmi_infoframe_pack(union hdmi_infoframe *frame, void *buffer,
diff --git a/include/uapi/drm/drm.h b/include/uapi/drm/drm.h
index 661d73f9a919..8a5b2f8f8eb9 100644
--- a/include/uapi/drm/drm.h
+++ b/include/uapi/drm/drm.h
@@ -50,6 +50,7 @@ typedef unsigned int drm_handle_t;
#else /* One of the BSDs */
+#include <stdint.h>
#include <sys/ioccom.h>
#include <sys/types.h>
typedef int8_t __s8;
diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h
index 83cd1636b9be..997a7e05c0c6 100644
--- a/include/uapi/drm/drm_mode.h
+++ b/include/uapi/drm/drm_mode.h
@@ -630,6 +630,29 @@ struct drm_color_lut {
__u16 reserved;
};
+/* HDR Metadata Infoframe as per 861.G spec */
+struct hdr_metadata_infoframe {
+ __u8 eotf;
+ __u8 metadata_type;
+ struct {
+ __u16 x, y;
+ } display_primaries[3];
+ struct {
+ __u16 x, y;
+ } white_point;
+ __u16 max_display_mastering_luminance;
+ __u16 min_display_mastering_luminance;
+ __u16 max_cll;
+ __u16 max_fall;
+};
+
+struct hdr_output_metadata {
+ __u32 metadata_type;
+ union {
+ struct hdr_metadata_infoframe hdmi_metadata_type1;
+ };
+};
+
#define DRM_MODE_PAGE_FLIP_EVENT 0x01
#define DRM_MODE_PAGE_FLIP_ASYNC 0x02
#define DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE 0x4
diff --git a/include/uapi/drm/v3d_drm.h b/include/uapi/drm/v3d_drm.h
index ea70669d2138..58fbe48c91e9 100644
--- a/include/uapi/drm/v3d_drm.h
+++ b/include/uapi/drm/v3d_drm.h
@@ -37,6 +37,7 @@ extern "C" {
#define DRM_V3D_GET_PARAM 0x04
#define DRM_V3D_GET_BO_OFFSET 0x05
#define DRM_V3D_SUBMIT_TFU 0x06
+#define DRM_V3D_SUBMIT_CSD 0x07
#define DRM_IOCTL_V3D_SUBMIT_CL DRM_IOWR(DRM_COMMAND_BASE + DRM_V3D_SUBMIT_CL, struct drm_v3d_submit_cl)
#define DRM_IOCTL_V3D_WAIT_BO DRM_IOWR(DRM_COMMAND_BASE + DRM_V3D_WAIT_BO, struct drm_v3d_wait_bo)
@@ -45,6 +46,7 @@ extern "C" {
#define DRM_IOCTL_V3D_GET_PARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_V3D_GET_PARAM, struct drm_v3d_get_param)
#define DRM_IOCTL_V3D_GET_BO_OFFSET DRM_IOWR(DRM_COMMAND_BASE + DRM_V3D_GET_BO_OFFSET, struct drm_v3d_get_bo_offset)
#define DRM_IOCTL_V3D_SUBMIT_TFU DRM_IOW(DRM_COMMAND_BASE + DRM_V3D_SUBMIT_TFU, struct drm_v3d_submit_tfu)
+#define DRM_IOCTL_V3D_SUBMIT_CSD DRM_IOW(DRM_COMMAND_BASE + DRM_V3D_SUBMIT_CSD, struct drm_v3d_submit_csd)
/**
* struct drm_v3d_submit_cl - ioctl argument for submitting commands to the 3D
@@ -190,6 +192,7 @@ enum drm_v3d_param {
DRM_V3D_PARAM_V3D_CORE0_IDENT1,
DRM_V3D_PARAM_V3D_CORE0_IDENT2,
DRM_V3D_PARAM_SUPPORTS_TFU,
+ DRM_V3D_PARAM_SUPPORTS_CSD,
};
struct drm_v3d_get_param {
@@ -230,6 +233,31 @@ struct drm_v3d_submit_tfu {
__u32 out_sync;
};
+/* Submits a compute shader for dispatch. This job will block on any
+ * previous compute shaders submitted on this fd, and any other
+ * synchronization must be performed with in_sync/out_sync.
+ */
+struct drm_v3d_submit_csd {
+ __u32 cfg[7];
+ __u32 coef[4];
+
+ /* Pointer to a u32 array of the BOs that are referenced by the job.
+ */
+ __u64 bo_handles;
+
+ /* Number of BO handles passed in (size is that times 4). */
+ __u32 bo_handle_count;
+
+ /* sync object to block on before running the CSD job. Each
+ * CSD job will execute in the order submitted to its FD.
+ * Synchronization against rendering/TFU jobs or CSD from
+ * other fds requires using sync objects.
+ */
+ __u32 in_sync;
+ /* Sync object to signal when the CSD job is done. */
+ __u32 out_sync;
+};
+
#if defined(__cplusplus)
}
#endif