linux-stable/include/linux/hdmi.h
Dave Airlie 0a19b068ac drm-misc-next for v5.9:
UAPI Changes:
 - Add DRM_MODE_TYPE_USERDEF for video modes specified in cmdline.
 
 Cross-subsystem Changes:
 - Assorted devicetree binding updates.
 - Add might_sleep() to dma_fence_wait().
 - Fix fbdev's get_user_pages_fast() handling, and use pin_user_pages.
 - Small cleanup with IS_BUILTIN in video/fbdev drivers.
 - Fix video/hdmi coding style for infoframe size.
 
 Core Changes:
 - Silence vblank output during init.
 - Fix DP-MST corruption during send msg timeout.
 - Clear leak in drm_gem_objecs_lookup().
 - Make newlines work with force connector attribute.
 - Fix module refcounting error in drm_encoder_slave, and use new i2c api.
 - Header fix for drm_managed.c
 - More struct_mutex removal for !legacy drivers:
   - Remove gem_free_object()
   - Removal of drm_gem_object_put_unlocked().
 - Show current->comm alongside pid in debug printfs.
 - Add drm_client_modeset_check() + drm_client_framebuffer_flush().
 - Replace drm_fb_swab16 with drm_fb_swap that also supports 32-bits.
 - Remove mode->vrefresh, and compactify drm_display_mode.
 - Use drm_* macros for logging and warnings.
 - Add WARN when drm_gem_get_pages is used on a private obj.
 - Handle importing and imported dmabuf better in shmem helpers.
 - Small fix for drm/mm hole size comparison, and remove invalid entry optimization.
 - Add a drm/mm selftest.
 - Set DSI connector type for DSI panels.
 - Assorted small fixes and documentation updates.
 - Fix DDI I2C device registration for MST ports, and flushing on destroy.
 - Fix master_set return type, used by vmwgfx.
 - Make the drm_set/drop_master ioctl symmetrical.
 
 Driver Changes:
  Allow iommu in the sun4i driver and use it for sun8i.
 - Simplify backlight lookup for omap, amba-clcd and tilcdc.
 - Hold reg_lock for rockchip.
 - Add support for bridge gpio and lane reordering + polarity to ti-sn65dsi86, and fix clock choice.
 - Small assorted fixes to tilcdc, vc4, i915, omap, fbdev/sm712fb, fbdev/pxafb, console/newport_con, msm, virtio, udl, malidp, hdlcd, bridge/ti-sn65dsi86, panfrost.
 - Remove hw cursor support for mgag200, and use simple kms helper + shmem helpers.
 - Add support for KOE  Allow iommu in the sun4i driver and use it for sun8i.
 - Simplify backlight lookup for omap, amba-clcd and tilcdc.
 - Hold reg_lock for rockchip.
 - Add support for bridge gpio and lane reordering + polarity to ti-sn65dsi86, and fix clock choice.
 - Small assorted fixes to tilcdc, vc4 (multiple), i915.
 - Remove hw cursor support for mgag200, and use simple kms helper + shmem helpers.
 - Add support for KOE TX26D202VM0BWA panel.
 - Use GEM CMA functions in arc, arm, atmel-hlcdc, fsi-dcu, hisilicon, imx, ingenic, komeda, malidp, mcde, meson, msxfb, rcar-du, shmobile, stm, sti, tilcdc, tve200, zte.
 - Remove gem_print_info.
 - Improve gem_create_object_helper so udl can use shmem helpers.
 - Convert vc4 dt bindings to schemas, and add clock properties.
 - Device initialization cleanups for mgag200.
 - Add a workaround to fix DP-MST short pulses handling on broken hardware in i915.
 - Allow build test compiling arm drivers.
 - Use managed pci functions in mgag200 and ast.
 - Use dev_groups in malidp.
 - Add per pixel alpha support for PX30 VOP in rockchip.
 - Silence deferred probe logs in panfrost.
 -----BEGIN PGP SIGNATURE-----
 
 iQIzBAABCgAdFiEEuXvWqAysSYEJGuVH/lWMcqZwE8MFAl7s11IACgkQ/lWMcqZw
 E8OYnQ/+K4ZGpU11t4IzXCyJYis2ZPYs/FlJ2BWXH89YhOckN1e1tq7uDBzUE8qK
 Hlz0gvH5C0WXR/PWqNglPXW7INwc0LtC8PSmvS4vvrZQBaJ2bvf19y7dROqJbR0E
 xTUje95eq+10H9TysCRTf1osIUuZIoR0gRna22pb+nplKVBkqsQPyPT21AWq4fN0
 H/LQfKNfAAHtKwvfsMsuG2U+ZTyTYo7Xi6UP413WAqDmzhewnCm5plifM29m5LhB
 9BmKk0/1pL3KzZuCQvcZw4kYUjXYsgoOqD4hkMAOLsjyf6Ad5zbPB5YTxNK0C+NU
 N04aHWvkRVl62A6rehgXdS5GJ3M4ORPDpIV9zQCVxMZV/886JLTGA1Wb+b3+umdk
 t5M40kzgYQTDqdSwFoCDCd1tFpEjnLbE7E+eM89AyzTPOxZowrVS0No1dJA3+ST/
 g7JOdDu2Zg7VAar6zByow0pMppikZro9H1mpSnk+WHbYNF3dFmW3QHKRuxoRt+Ee
 l5G52LylwH3ZMPebGH9XB4cWtAUAHOsioe3CS/PKzGeUWNlUK29AqDCCBQmUdbcT
 HNm5/Yygdg3rRjkDBuUI0I/pifxMYvm+28eNfNGjwq5To9ABXPNONQCEBH6rke+S
 d1Z2nMmiVDf2MqhpkJppTKtHdMz13IGyZykXB7CdGnAu6k5s59c=
 =ZmKI
 -----END PGP SIGNATURE-----

Merge tag 'drm-misc-next-2020-06-19' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for v5.9:

UAPI Changes:
- Add DRM_MODE_TYPE_USERDEF for video modes specified in cmdline.

Cross-subsystem Changes:
- Assorted devicetree binding updates.
- Add might_sleep() to dma_fence_wait().
- Fix fbdev's get_user_pages_fast() handling, and use pin_user_pages.
- Small cleanup with IS_BUILTIN in video/fbdev drivers.
- Fix video/hdmi coding style for infoframe size.

Core Changes:
- Silence vblank output during init.
- Fix DP-MST corruption during send msg timeout.
- Clear leak in drm_gem_objecs_lookup().
- Make newlines work with force connector attribute.
- Fix module refcounting error in drm_encoder_slave, and use new i2c api.
- Header fix for drm_managed.c
- More struct_mutex removal for !legacy drivers:
  - Remove gem_free_object()
  - Removal of drm_gem_object_put_unlocked().
- Show current->comm alongside pid in debug printfs.
- Add drm_client_modeset_check() + drm_client_framebuffer_flush().
- Replace drm_fb_swab16 with drm_fb_swap that also supports 32-bits.
- Remove mode->vrefresh, and compactify drm_display_mode.
- Use drm_* macros for logging and warnings.
- Add WARN when drm_gem_get_pages is used on a private obj.
- Handle importing and imported dmabuf better in shmem helpers.
- Small fix for drm/mm hole size comparison, and remove invalid entry optimization.
- Add a drm/mm selftest.
- Set DSI connector type for DSI panels.
- Assorted small fixes and documentation updates.
- Fix DDI I2C device registration for MST ports, and flushing on destroy.
- Fix master_set return type, used by vmwgfx.
- Make the drm_set/drop_master ioctl symmetrical.

Driver Changes:
 Allow iommu in the sun4i driver and use it for sun8i.
- Simplify backlight lookup for omap, amba-clcd and tilcdc.
- Hold reg_lock for rockchip.
- Add support for bridge gpio and lane reordering + polarity to ti-sn65dsi86, and fix clock choice.
- Small assorted fixes to tilcdc, vc4, i915, omap, fbdev/sm712fb, fbdev/pxafb, console/newport_con, msm, virtio, udl, malidp, hdlcd, bridge/ti-sn65dsi86, panfrost.
- Remove hw cursor support for mgag200, and use simple kms helper + shmem helpers.
- Add support for KOE  Allow iommu in the sun4i driver and use it for sun8i.
- Simplify backlight lookup for omap, amba-clcd and tilcdc.
- Hold reg_lock for rockchip.
- Add support for bridge gpio and lane reordering + polarity to ti-sn65dsi86, and fix clock choice.
- Small assorted fixes to tilcdc, vc4 (multiple), i915.
- Remove hw cursor support for mgag200, and use simple kms helper + shmem helpers.
- Add support for KOE TX26D202VM0BWA panel.
- Use GEM CMA functions in arc, arm, atmel-hlcdc, fsi-dcu, hisilicon, imx, ingenic, komeda, malidp, mcde, meson, msxfb, rcar-du, shmobile, stm, sti, tilcdc, tve200, zte.
- Remove gem_print_info.
- Improve gem_create_object_helper so udl can use shmem helpers.
- Convert vc4 dt bindings to schemas, and add clock properties.
- Device initialization cleanups for mgag200.
- Add a workaround to fix DP-MST short pulses handling on broken hardware in i915.
- Allow build test compiling arm drivers.
- Use managed pci functions in mgag200 and ast.
- Use dev_groups in malidp.
- Add per pixel alpha support for PX30 VOP in rockchip.
- Silence deferred probe logs in panfrost.

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

From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/001cd9a6-405d-4e29-43d8-354f53ae4e8b@linux.intel.com
2020-06-24 15:45:51 +10:00

440 lines
12 KiB
C

/*
* Copyright (C) 2012 Avionic Design GmbH
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sub license,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef __LINUX_HDMI_H_
#define __LINUX_HDMI_H_
#include <linux/types.h>
#include <linux/device.h>
enum hdmi_packet_type {
HDMI_PACKET_TYPE_NULL = 0x00,
HDMI_PACKET_TYPE_AUDIO_CLOCK_REGEN = 0x01,
HDMI_PACKET_TYPE_AUDIO_SAMPLE = 0x02,
HDMI_PACKET_TYPE_GENERAL_CONTROL = 0x03,
HDMI_PACKET_TYPE_ACP = 0x04,
HDMI_PACKET_TYPE_ISRC1 = 0x05,
HDMI_PACKET_TYPE_ISRC2 = 0x06,
HDMI_PACKET_TYPE_ONE_BIT_AUDIO_SAMPLE = 0x07,
HDMI_PACKET_TYPE_DST_AUDIO = 0x08,
HDMI_PACKET_TYPE_HBR_AUDIO_STREAM = 0x09,
HDMI_PACKET_TYPE_GAMUT_METADATA = 0x0a,
/* + enum hdmi_infoframe_type */
};
enum hdmi_infoframe_type {
HDMI_INFOFRAME_TYPE_VENDOR = 0x81,
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
#define HDMI_FORUM_IEEE_OUI 0xc45dd8
#define HDMI_INFOFRAME_HEADER_SIZE 4
#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_VENDOR_INFOFRAME_SIZE 4
#define HDMI_INFOFRAME_SIZE(type) \
(HDMI_INFOFRAME_HEADER_SIZE + HDMI_ ## type ## _INFOFRAME_SIZE)
struct hdmi_any_infoframe {
enum hdmi_infoframe_type type;
unsigned char version;
unsigned char length;
};
enum hdmi_colorspace {
HDMI_COLORSPACE_RGB,
HDMI_COLORSPACE_YUV422,
HDMI_COLORSPACE_YUV444,
HDMI_COLORSPACE_YUV420,
HDMI_COLORSPACE_RESERVED4,
HDMI_COLORSPACE_RESERVED5,
HDMI_COLORSPACE_RESERVED6,
HDMI_COLORSPACE_IDO_DEFINED,
};
enum hdmi_scan_mode {
HDMI_SCAN_MODE_NONE,
HDMI_SCAN_MODE_OVERSCAN,
HDMI_SCAN_MODE_UNDERSCAN,
HDMI_SCAN_MODE_RESERVED,
};
enum hdmi_colorimetry {
HDMI_COLORIMETRY_NONE,
HDMI_COLORIMETRY_ITU_601,
HDMI_COLORIMETRY_ITU_709,
HDMI_COLORIMETRY_EXTENDED,
};
enum hdmi_picture_aspect {
HDMI_PICTURE_ASPECT_NONE,
HDMI_PICTURE_ASPECT_4_3,
HDMI_PICTURE_ASPECT_16_9,
HDMI_PICTURE_ASPECT_64_27,
HDMI_PICTURE_ASPECT_256_135,
HDMI_PICTURE_ASPECT_RESERVED,
};
enum hdmi_active_aspect {
HDMI_ACTIVE_ASPECT_16_9_TOP = 2,
HDMI_ACTIVE_ASPECT_14_9_TOP = 3,
HDMI_ACTIVE_ASPECT_16_9_CENTER = 4,
HDMI_ACTIVE_ASPECT_PICTURE = 8,
HDMI_ACTIVE_ASPECT_4_3 = 9,
HDMI_ACTIVE_ASPECT_16_9 = 10,
HDMI_ACTIVE_ASPECT_14_9 = 11,
HDMI_ACTIVE_ASPECT_4_3_SP_14_9 = 13,
HDMI_ACTIVE_ASPECT_16_9_SP_14_9 = 14,
HDMI_ACTIVE_ASPECT_16_9_SP_4_3 = 15,
};
enum hdmi_extended_colorimetry {
HDMI_EXTENDED_COLORIMETRY_XV_YCC_601,
HDMI_EXTENDED_COLORIMETRY_XV_YCC_709,
HDMI_EXTENDED_COLORIMETRY_S_YCC_601,
HDMI_EXTENDED_COLORIMETRY_OPYCC_601,
HDMI_EXTENDED_COLORIMETRY_OPRGB,
/* The following EC values are only defined in CEA-861-F. */
HDMI_EXTENDED_COLORIMETRY_BT2020_CONST_LUM,
HDMI_EXTENDED_COLORIMETRY_BT2020,
HDMI_EXTENDED_COLORIMETRY_RESERVED,
};
enum hdmi_quantization_range {
HDMI_QUANTIZATION_RANGE_DEFAULT,
HDMI_QUANTIZATION_RANGE_LIMITED,
HDMI_QUANTIZATION_RANGE_FULL,
HDMI_QUANTIZATION_RANGE_RESERVED,
};
/* non-uniform picture scaling */
enum hdmi_nups {
HDMI_NUPS_UNKNOWN,
HDMI_NUPS_HORIZONTAL,
HDMI_NUPS_VERTICAL,
HDMI_NUPS_BOTH,
};
enum hdmi_ycc_quantization_range {
HDMI_YCC_QUANTIZATION_RANGE_LIMITED,
HDMI_YCC_QUANTIZATION_RANGE_FULL,
};
enum hdmi_content_type {
HDMI_CONTENT_TYPE_GRAPHICS,
HDMI_CONTENT_TYPE_PHOTO,
HDMI_CONTENT_TYPE_CINEMA,
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;
unsigned char length;
enum hdmi_colorspace colorspace;
enum hdmi_scan_mode scan_mode;
enum hdmi_colorimetry colorimetry;
enum hdmi_picture_aspect picture_aspect;
enum hdmi_active_aspect active_aspect;
bool itc;
enum hdmi_extended_colorimetry extended_colorimetry;
enum hdmi_quantization_range quantization_range;
enum hdmi_nups nups;
unsigned char video_code;
enum hdmi_ycc_quantization_range ycc_quantization_range;
enum hdmi_content_type content_type;
unsigned char pixel_repeat;
unsigned short top_bar;
unsigned short bottom_bar;
unsigned short left_bar;
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;
};
void 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);
int hdmi_drm_infoframe_unpack_only(struct hdmi_drm_infoframe *frame,
const void *buffer, size_t size);
enum hdmi_spd_sdi {
HDMI_SPD_SDI_UNKNOWN,
HDMI_SPD_SDI_DSTB,
HDMI_SPD_SDI_DVDP,
HDMI_SPD_SDI_DVHS,
HDMI_SPD_SDI_HDDVR,
HDMI_SPD_SDI_DVC,
HDMI_SPD_SDI_DSC,
HDMI_SPD_SDI_VCD,
HDMI_SPD_SDI_GAME,
HDMI_SPD_SDI_PC,
HDMI_SPD_SDI_BD,
HDMI_SPD_SDI_SACD,
HDMI_SPD_SDI_HDDVD,
HDMI_SPD_SDI_PMP,
};
struct hdmi_spd_infoframe {
enum hdmi_infoframe_type type;
unsigned char version;
unsigned char length;
char vendor[8];
char product[16];
enum hdmi_spd_sdi sdi;
};
int hdmi_spd_infoframe_init(struct hdmi_spd_infoframe *frame,
const char *vendor, const char *product);
ssize_t hdmi_spd_infoframe_pack(struct hdmi_spd_infoframe *frame, void *buffer,
size_t size);
ssize_t hdmi_spd_infoframe_pack_only(const struct hdmi_spd_infoframe *frame,
void *buffer, size_t size);
int hdmi_spd_infoframe_check(struct hdmi_spd_infoframe *frame);
enum hdmi_audio_coding_type {
HDMI_AUDIO_CODING_TYPE_STREAM,
HDMI_AUDIO_CODING_TYPE_PCM,
HDMI_AUDIO_CODING_TYPE_AC3,
HDMI_AUDIO_CODING_TYPE_MPEG1,
HDMI_AUDIO_CODING_TYPE_MP3,
HDMI_AUDIO_CODING_TYPE_MPEG2,
HDMI_AUDIO_CODING_TYPE_AAC_LC,
HDMI_AUDIO_CODING_TYPE_DTS,
HDMI_AUDIO_CODING_TYPE_ATRAC,
HDMI_AUDIO_CODING_TYPE_DSD,
HDMI_AUDIO_CODING_TYPE_EAC3,
HDMI_AUDIO_CODING_TYPE_DTS_HD,
HDMI_AUDIO_CODING_TYPE_MLP,
HDMI_AUDIO_CODING_TYPE_DST,
HDMI_AUDIO_CODING_TYPE_WMA_PRO,
HDMI_AUDIO_CODING_TYPE_CXT,
};
enum hdmi_audio_sample_size {
HDMI_AUDIO_SAMPLE_SIZE_STREAM,
HDMI_AUDIO_SAMPLE_SIZE_16,
HDMI_AUDIO_SAMPLE_SIZE_20,
HDMI_AUDIO_SAMPLE_SIZE_24,
};
enum hdmi_audio_sample_frequency {
HDMI_AUDIO_SAMPLE_FREQUENCY_STREAM,
HDMI_AUDIO_SAMPLE_FREQUENCY_32000,
HDMI_AUDIO_SAMPLE_FREQUENCY_44100,
HDMI_AUDIO_SAMPLE_FREQUENCY_48000,
HDMI_AUDIO_SAMPLE_FREQUENCY_88200,
HDMI_AUDIO_SAMPLE_FREQUENCY_96000,
HDMI_AUDIO_SAMPLE_FREQUENCY_176400,
HDMI_AUDIO_SAMPLE_FREQUENCY_192000,
};
enum hdmi_audio_coding_type_ext {
/* Refer to Audio Coding Type (CT) field in Data Byte 1 */
HDMI_AUDIO_CODING_TYPE_EXT_CT,
/*
* The next three CXT values are defined in CEA-861-E only.
* They do not exist in older versions, and in CEA-861-F they are
* defined as 'Not in use'.
*/
HDMI_AUDIO_CODING_TYPE_EXT_HE_AAC,
HDMI_AUDIO_CODING_TYPE_EXT_HE_AAC_V2,
HDMI_AUDIO_CODING_TYPE_EXT_MPEG_SURROUND,
/* The following CXT values are only defined in CEA-861-F. */
HDMI_AUDIO_CODING_TYPE_EXT_MPEG4_HE_AAC,
HDMI_AUDIO_CODING_TYPE_EXT_MPEG4_HE_AAC_V2,
HDMI_AUDIO_CODING_TYPE_EXT_MPEG4_AAC_LC,
HDMI_AUDIO_CODING_TYPE_EXT_DRA,
HDMI_AUDIO_CODING_TYPE_EXT_MPEG4_HE_AAC_SURROUND,
HDMI_AUDIO_CODING_TYPE_EXT_MPEG4_AAC_LC_SURROUND = 10,
};
struct hdmi_audio_infoframe {
enum hdmi_infoframe_type type;
unsigned char version;
unsigned char length;
unsigned char channels;
enum hdmi_audio_coding_type coding_type;
enum hdmi_audio_sample_size sample_size;
enum hdmi_audio_sample_frequency sample_frequency;
enum hdmi_audio_coding_type_ext coding_type_ext;
unsigned char channel_allocation;
unsigned char level_shift_value;
bool downmix_inhibit;
};
int hdmi_audio_infoframe_init(struct hdmi_audio_infoframe *frame);
ssize_t hdmi_audio_infoframe_pack(struct hdmi_audio_infoframe *frame,
void *buffer, size_t size);
ssize_t hdmi_audio_infoframe_pack_only(const struct hdmi_audio_infoframe *frame,
void *buffer, size_t size);
int hdmi_audio_infoframe_check(struct hdmi_audio_infoframe *frame);
enum hdmi_3d_structure {
HDMI_3D_STRUCTURE_INVALID = -1,
HDMI_3D_STRUCTURE_FRAME_PACKING = 0,
HDMI_3D_STRUCTURE_FIELD_ALTERNATIVE,
HDMI_3D_STRUCTURE_LINE_ALTERNATIVE,
HDMI_3D_STRUCTURE_SIDE_BY_SIDE_FULL,
HDMI_3D_STRUCTURE_L_DEPTH,
HDMI_3D_STRUCTURE_L_DEPTH_GFX_GFX_DEPTH,
HDMI_3D_STRUCTURE_TOP_AND_BOTTOM,
HDMI_3D_STRUCTURE_SIDE_BY_SIDE_HALF = 8,
};
struct hdmi_vendor_infoframe {
enum hdmi_infoframe_type type;
unsigned char version;
unsigned char length;
unsigned int oui;
u8 vic;
enum hdmi_3d_structure s3d_struct;
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 - HDR sink metadata
*
* Metadata Information read from Sink's EDID
*/
struct hdr_sink_metadata {
/**
* @metadata_type: Static_Metadata_Descriptor_ID.
*/
__u32 metadata_type;
/**
* @hdmi_type1: HDR Metadata Infoframe.
*/
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);
ssize_t hdmi_vendor_infoframe_pack_only(const struct hdmi_vendor_infoframe *frame,
void *buffer, size_t size);
int hdmi_vendor_infoframe_check(struct hdmi_vendor_infoframe *frame);
union hdmi_vendor_any_infoframe {
struct {
enum hdmi_infoframe_type type;
unsigned char version;
unsigned char length;
unsigned int oui;
} any;
struct hdmi_vendor_infoframe hdmi;
};
/**
* union hdmi_infoframe - overall union of all abstract infoframe representations
* @any: generic infoframe
* @avi: avi infoframe
* @spd: spd infoframe
* @vendor: union of all vendor infoframes
* @audio: audio infoframe
* @drm: Dynamic Range and Mastering infoframe
*
* This is used by the generic pack function. This works since all infoframes
* have the same header which also indicates which type of infoframe should be
* packed.
*/
union hdmi_infoframe {
struct hdmi_any_infoframe any;
struct hdmi_avi_infoframe avi;
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,
size_t size);
ssize_t hdmi_infoframe_pack_only(const union hdmi_infoframe *frame,
void *buffer, size_t size);
int hdmi_infoframe_check(union hdmi_infoframe *frame);
int hdmi_infoframe_unpack(union hdmi_infoframe *frame,
const void *buffer, size_t size);
void hdmi_infoframe_log(const char *level, struct device *dev,
const union hdmi_infoframe *frame);
#endif /* _DRM_HDMI_H */