__ __ __ __ _____ _ _ _____ _ _ _ | \/ | \ \ / / | __ \ (_) | | / ____| | | | | | \ / |_ __\ V / | |__) | __ ___ ____ _| |_ ___ | (___ | |__ ___| | | | |\/| | '__|> < | ___/ '__| \ \ / / _` | __/ _ \ \___ \| '_ \ / _ \ | | | | | | |_ / . \ | | | | | |\ V / (_| | || __/ ____) | | | | __/ | | |_| |_|_(_)_/ \_\ |_| |_| |_| \_/ \__,_|\__\___| |_____/|_| |_|\___V 2.1 if you need WebShell for Seo everyday contact me on Telegram Telegram Address : @jackleetFor_More_Tools:
/*
* Copyright (c) 2016 Laurent Pinchart <laurent.pinchart@ideasonboard.com>
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that copyright
* notice and this permission notice appear in supporting documentation, and
* that the name of the copyright holders not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. The copyright holders make no representations
* about the suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
* OF THIS SOFTWARE.
*/
#ifndef __DRM_FOURCC_H__
#define __DRM_FOURCC_H__
#include <linux/math.h>
#include <linux/types.h>
#include <uapi/drm/drm_fourcc.h>
/**
* DRM_FORMAT_MAX_PLANES - maximum number of planes a DRM format can have
*/
#define DRM_FORMAT_MAX_PLANES 4u
/*
* DRM formats are little endian. Define host endian variants for the
* most common formats here, to reduce the #ifdefs needed in drivers.
*
* Note that the DRM_FORMAT_BIG_ENDIAN flag should only be used in
* case the format can't be specified otherwise, so we don't end up
* with two values describing the same format.
*/
#ifdef __BIG_ENDIAN
# define DRM_FORMAT_HOST_XRGB1555 (DRM_FORMAT_XRGB1555 | \
DRM_FORMAT_BIG_ENDIAN)
# define DRM_FORMAT_HOST_RGB565 (DRM_FORMAT_RGB565 | \
DRM_FORMAT_BIG_ENDIAN)
# define DRM_FORMAT_HOST_XRGB8888 DRM_FORMAT_BGRX8888
# define DRM_FORMAT_HOST_ARGB8888 DRM_FORMAT_BGRA8888
#else
# define DRM_FORMAT_HOST_XRGB1555 DRM_FORMAT_XRGB1555
# define DRM_FORMAT_HOST_RGB565 DRM_FORMAT_RGB565
# define DRM_FORMAT_HOST_XRGB8888 DRM_FORMAT_XRGB8888
# define DRM_FORMAT_HOST_ARGB8888 DRM_FORMAT_ARGB8888
#endif
struct drm_device;
struct drm_mode_fb_cmd2;
/**
* struct drm_format_info - information about a DRM format
*/
struct drm_format_info {
/** @format: 4CC format identifier (DRM_FORMAT_*) */
u32 format;
/**
* @depth:
*
* Color depth (number of bits per pixel excluding padding bits),
* valid for a subset of RGB formats only. This is a legacy field, do
* not use in new code and set to 0 for new formats.
*/
u8 depth;
/** @num_planes: Number of color planes (1 to 3) */
u8 num_planes;
union {
/**
* @cpp:
*
* Number of bytes per pixel (per plane), this is aliased with
* @char_per_block. It is deprecated in favour of using the
* triplet @char_per_block, @block_w, @block_h for better
* describing the pixel format.
*/
u8 cpp[DRM_FORMAT_MAX_PLANES];
/**
* @char_per_block:
*
* Number of bytes per block (per plane), where blocks are
* defined as a rectangle of pixels which are stored next to
* each other in a byte aligned memory region. Together with
* @block_w and @block_h this is used to properly describe tiles
* in tiled formats or to describe groups of pixels in packed
* formats for which the memory needed for a single pixel is not
* byte aligned.
*
* @cpp has been kept for historical reasons because there are
* a lot of places in drivers where it's used. In drm core for
* generic code paths the preferred way is to use
* @char_per_block, drm_format_info_block_width() and
* drm_format_info_block_height() which allows handling both
* block and non-block formats in the same way.
*
* For formats that are intended to be used only with non-linear
* modifiers both @cpp and @char_per_block must be 0 in the
* generic format table. Drivers could supply accurate
* information from their drm_mode_config.get_format_info hook
* if they want the core to be validating the pitch.
*/
u8 char_per_block[DRM_FORMAT_MAX_PLANES];
};
/**
* @block_w:
*
* Block width in pixels, this is intended to be accessed through
* drm_format_info_block_width()
*/
u8 block_w[DRM_FORMAT_MAX_PLANES];
/**
* @block_h:
*
* Block height in pixels, this is intended to be accessed through
* drm_format_info_block_height()
*/
u8 block_h[DRM_FORMAT_MAX_PLANES];
/** @hsub: Horizontal chroma subsampling factor */
u8 hsub;
/** @vsub: Vertical chroma subsampling factor */
u8 vsub;
/** @has_alpha: Does the format embeds an alpha component? */
bool has_alpha;
/** @is_yuv: Is it a YUV format? */
bool is_yuv;
/** @is_color_indexed: Is it a color-indexed format? */
bool is_color_indexed;
};
/**
* 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;
}
/**
* 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 DIV_ROUND_UP(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 DIV_ROUND_UP(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 *
drm_get_format_info(struct drm_device *dev,
const struct drm_mode_fb_cmd2 *mode_cmd);
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);
uint32_t drm_driver_color_mode_format(struct drm_device *dev, unsigned int color_mode);
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,
int plane);
unsigned int drm_format_info_bpp(const struct drm_format_info *info, int plane);
uint64_t drm_format_info_min_pitch(const struct drm_format_info *info,
int plane, unsigned int buffer_width);
#endif /* __DRM_FOURCC_H__ */
| Name | Type | Size | Permission | Actions |
|---|---|---|---|---|
| bridge | Folder | 0755 |
|
|
| clients | Folder | 0755 |
|
|
| display | Folder | 0755 |
|
|
| intel | Folder | 0755 |
|
|
| ttm | Folder | 0755 |
|
|
| Makefile | File | 642 B | 0644 |
|
| amd_asic_type.h | File | 2.35 KB | 0644 |
|
| drm_accel.h | File | 2.25 KB | 0644 |
|
| drm_atomic.h | File | 44.79 KB | 0644 |
|
| drm_atomic_helper.h | File | 10.88 KB | 0644 |
|
| drm_atomic_state_helper.h | File | 4.42 KB | 0644 |
|
| drm_atomic_uapi.h | File | 2.06 KB | 0644 |
|
| drm_audio_component.h | File | 3.84 KB | 0644 |
|
| drm_auth.h | File | 4.18 KB | 0644 |
|
| drm_blend.h | File | 2.35 KB | 0644 |
|
| drm_bridge.h | File | 38.1 KB | 0644 |
|
| drm_bridge_connector.h | File | 405 B | 0644 |
|
| drm_buddy.h | File | 4.51 KB | 0644 |
|
| drm_cache.h | File | 3.3 KB | 0644 |
|
| drm_client.h | File | 6.45 KB | 0644 |
|
| drm_client_event.h | File | 923 B | 0644 |
|
| drm_color_mgmt.h | File | 3.91 KB | 0644 |
|
| drm_connector.h | File | 74.11 KB | 0644 |
|
| drm_crtc.h | File | 44.58 KB | 0644 |
|
| drm_crtc_helper.h | File | 2.51 KB | 0644 |
|
| drm_damage_helper.h | File | 3.33 KB | 0644 |
|
| drm_debugfs.h | File | 5.68 KB | 0644 |
|
| drm_debugfs_crc.h | File | 2.76 KB | 0644 |
|
| drm_device.h | File | 8.08 KB | 0644 |
|
| drm_drv.h | File | 17.24 KB | 0644 |
|
| drm_edid.h | File | 15.5 KB | 0644 |
|
| drm_eld.h | File | 4.76 KB | 0644 |
|
| drm_encoder.h | File | 11.07 KB | 0644 |
|
| drm_exec.h | File | 4.3 KB | 0644 |
|
| drm_fb_dma_helper.h | File | 718 B | 0644 |
|
| drm_fb_helper.h | File | 12.03 KB | 0644 |
|
| drm_fbdev_dma.h | File | 461 B | 0644 |
|
| drm_fbdev_shmem.h | File | 475 B | 0644 |
|
| drm_fbdev_ttm.h | File | 488 B | 0644 |
|
| drm_file.h | File | 14.54 KB | 0644 |
|
| drm_fixed.h | File | 5.29 KB | 0644 |
|
| drm_flip_work.h | File | 2.63 KB | 0644 |
|
| drm_format_helper.h | File | 5.8 KB | 0644 |
|
| drm_fourcc.h | File | 9.99 KB | 0644 |
|
| drm_framebuffer.h | File | 10.04 KB | 0644 |
|
| drm_gem.h | File | 18.94 KB | 0644 |
|
| drm_gem_atomic_helper.h | File | 5.52 KB | 0644 |
|
| drm_gem_dma_helper.h | File | 9.26 KB | 0644 |
|
| drm_gem_framebuffer_helper.h | File | 1.93 KB | 0644 |
|
| drm_gem_shmem_helper.h | File | 8.22 KB | 0644 |
|
| drm_gem_ttm_helper.h | File | 822 B | 0644 |
|
| drm_gem_vram_helper.h | File | 5.73 KB | 0644 |
|
| drm_gpusvm.h | File | 16.72 KB | 0644 |
|
| drm_gpuvm.h | File | 33.62 KB | 0644 |
|
| drm_ioctl.h | File | 5.82 KB | 0644 |
|
| drm_kunit_helpers.h | File | 4.12 KB | 0644 |
|
| drm_lease.h | File | 1.01 KB | 0644 |
|
| drm_managed.h | File | 4.39 KB | 0644 |
|
| drm_mipi_dbi.h | File | 7.08 KB | 0644 |
|
| drm_mipi_dsi.h | File | 17.54 KB | 0644 |
|
| drm_mm.h | File | 17.46 KB | 0644 |
|
| drm_mode_config.h | File | 32.7 KB | 0644 |
|
| drm_mode_object.h | File | 5.45 KB | 0644 |
|
| drm_modes.h | File | 19.99 KB | 0644 |
|
| drm_modeset_helper.h | File | 1.77 KB | 0644 |
|
| drm_modeset_helper_vtables.h | File | 61.26 KB | 0644 |
|
| drm_modeset_lock.h | File | 7.07 KB | 0644 |
|
| drm_module.h | File | 3.72 KB | 0644 |
|
| drm_of.h | File | 5.25 KB | 0644 |
|
| drm_pagemap.h | File | 2.98 KB | 0644 |
|
| drm_panel.h | File | 8.87 KB | 0644 |
|
| drm_panic.h | File | 5.56 KB | 0644 |
|
| drm_pciids.h | File | 61.04 KB | 0644 |
|
| drm_plane.h | File | 31.3 KB | 0644 |
|
| drm_plane_helper.h | File | 2.22 KB | 0644 |
|
| drm_prime.h | File | 4.21 KB | 0644 |
|
| drm_print.h | File | 22.74 KB | 0644 |
|
| drm_privacy_screen_consumer.h | File | 1.94 KB | 0644 |
|
| drm_privacy_screen_driver.h | File | 2.99 KB | 0644 |
|
| drm_privacy_screen_machine.h | File | 1.25 KB | 0644 |
|
| drm_probe_helper.h | File | 1.68 KB | 0644 |
|
| drm_property.h | File | 11.99 KB | 0644 |
|
| drm_rect.h | File | 7.52 KB | 0644 |
|
| drm_self_refresh_helper.h | File | 594 B | 0644 |
|
| drm_simple_kms_helper.h | File | 9.52 KB | 0644 |
|
| drm_suballoc.h | File | 2.74 KB | 0644 |
|
| drm_syncobj.h | File | 3.95 KB | 0644 |
|
| drm_sysfs.h | File | 512 B | 0644 |
|
| drm_util.h | File | 2.2 KB | 0644 |
|
| drm_utils.h | File | 592 B | 0644 |
|
| drm_vblank.h | File | 10.18 KB | 0644 |
|
| drm_vblank_work.h | File | 1.99 KB | 0644 |
|
| drm_vma_manager.h | File | 8.23 KB | 0644 |
|
| drm_writeback.h | File | 4.67 KB | 0644 |
|
| gpu_scheduler.h | File | 20.46 KB | 0644 |
|
| gud.h | File | 11.65 KB | 0644 |
|
| i915_pciids.h | File | 27.05 KB | 0644 |
|
| spsc_queue.h | File | 3.06 KB | 0644 |
|
| task_barrier.h | File | 2.95 KB | 0644 |
|