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drm/rockchip: add picture aspect ratio define 

Change-Id: Ie1d8313afe5f24596a989f7c8f290c734815f036
Signed-off-by: Sandy Huang <hjc@rock-chips.com>
This commit is contained in:
Sandy Huang 2019-08-29 17:38:34 +08:00
parent 7733bf1789
commit 94d85f7bdd
2 changed files with 22 additions and 1 deletions
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1
drivers/video/drm/rockchip_display.c
View File

@ -1497,6 +1497,7 @@ void rockchip_display_fixup(void *blob)
FDT_SET_U32("video,vrefresh",
drm_mode_vrefresh(&s->conn_state.mode));
FDT_SET_U32("video,flags", s->conn_state.mode.flags);
FDT_SET_U32("video,aspect_ratio", s->conn_state.mode.picture_aspect_ratio);
FDT_SET_U32("overscan,left_margin", s->conn_state.overscan.left_margin);
FDT_SET_U32("overscan,right_margin", s->conn_state.overscan.right_margin);
FDT_SET_U32("overscan,top_margin", s->conn_state.overscan.top_margin);

22
include/drm_modes.h
View File

@ -36,13 +36,33 @@
#define DRM_MODE_FLAG_PIXMUX (1 << 11)
#define DRM_MODE_FLAG_DBLCLK (1 << 12)
#define DRM_MODE_FLAG_CLKDIV2 (1 << 13)
#define DRM_MODE_FLAG_PPIXDATA BIT(31)
#define DRM_MODE_FLAG_PPIXDATA BIT(31)
/* Panel Mirror control */
#define DRM_MODE_FLAG_XMIRROR (1<<28)
#define DRM_MODE_FLAG_YMIRROR (1<<29)
#define DRM_MODE_FLAG_XYMIRROR (DRM_MODE_FLAG_XMIRROR | DRM_MODE_FLAG_YMIRROR)
/* Picture aspect ratio options */
#define DRM_MODE_PICTURE_ASPECT_NONE 0
#define DRM_MODE_PICTURE_ASPECT_4_3 1
#define DRM_MODE_PICTURE_ASPECT_16_9 2
#define DRM_MODE_PICTURE_ASPECT_64_27 3
#define DRM_MODE_PICTURE_ASPECT_256_135 4
/* Aspect ratio flag bitmask (4 bits 22:19) */
#define DRM_MODE_FLAG_PIC_AR_MASK (0x0F << 19)
#define DRM_MODE_FLAG_PIC_AR_NONE \
(DRM_MODE_PICTURE_ASPECT_NONE << 19)
#define DRM_MODE_FLAG_PIC_AR_4_3 \
(DRM_MODE_PICTURE_ASPECT_4_3 << 19)
#define DRM_MODE_FLAG_PIC_AR_16_9 \
(DRM_MODE_PICTURE_ASPECT_16_9 << 19)
#define DRM_MODE_FLAG_PIC_AR_64_27 \
(DRM_MODE_PICTURE_ASPECT_64_27 << 19)
#define DRM_MODE_FLAG_PIC_AR_256_135 \
(DRM_MODE_PICTURE_ASPECT_256_135 << 19)
#define DRM_MODE_CONNECTOR_Unknown 0
#define DRM_MODE_CONNECTOR_VGA 1
#define DRM_MODE_CONNECTOR_DVII 2