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drm/udl: Add register constants for color depth

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Add the register constants for setting the color depth. The driver
only uses 16bpp. No functional changes.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221006095355.23579-14-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2022-10-06 11:53:52 +02:00
parent 9869e40df1
commit ed24ed48be
2 changed files with 4 additions and 1 deletions
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2
drivers/gpu/drm/udl/udl_modeset.c
View File

@ -56,7 +56,7 @@ static char *udl_set_blank_mode(char *buf, u8 mode)
static char *udl_set_color_depth(char *buf, u8 selection)
{
return udl_set_register(buf, 0x00, selection);
return udl_set_register(buf, UDL_REG_COLORDEPTH, selection);
}
static char *udl_set_base16bpp(char *wrptr, u32 base)

3
drivers/gpu/drm/udl/udl_proto.h
View File

@ -3,7 +3,10 @@
#ifndef UDL_PROTO_H
#define UDL_PROTO_H
/* Color depth */
#define UDL_REG_COLORDEPTH 0x00
#define UDL_COLORDEPTH_16BPP 0
#define UDL_COLORDEPTH_24BPP 1
/* Display-mode settings */
#define UDL_REG_XDISPLAYSTART 0x01