diff options
Diffstat (limited to 'drivers/gpu/drm/udl/udl_fb.c')
-rw-r--r-- | drivers/gpu/drm/udl/udl_fb.c | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/drivers/gpu/drm/udl/udl_fb.c b/drivers/gpu/drm/udl/udl_fb.c deleted file mode 100644 index 84cff9d9edbe..000000000000 --- a/drivers/gpu/drm/udl/udl_fb.c +++ /dev/null @@ -1,51 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright (C) 2012 Red Hat - * - * based in parts on udlfb.c: - * Copyright (C) 2009 Roberto De Ioris <roberto@unbit.it> - * Copyright (C) 2009 Jaya Kumar <jayakumar.lkml@gmail.com> - * Copyright (C) 2009 Bernie Thompson <bernie@plugable.com> - */ - -#include <linux/moduleparam.h> - -#include "udl_drv.h" - -/** Read the red component (0..255) of a 32 bpp colour. */ -#define DLO_RGB_GETRED(col) (uint8_t)((col) & 0xFF) - -/** Read the green component (0..255) of a 32 bpp colour. */ -#define DLO_RGB_GETGRN(col) (uint8_t)(((col) >> 8) & 0xFF) - -/** Read the blue component (0..255) of a 32 bpp colour. */ -#define DLO_RGB_GETBLU(col) (uint8_t)(((col) >> 16) & 0xFF) - -/** Return red/green component of a 16 bpp colour number. */ -#define DLO_RG16(red, grn) (uint8_t)((((red) & 0xF8) | ((grn) >> 5)) & 0xFF) - -/** Return green/blue component of a 16 bpp colour number. */ -#define DLO_GB16(grn, blu) (uint8_t)(((((grn) & 0x1C) << 3) | ((blu) >> 3)) & 0xFF) - -/** Return 8 bpp colour number from red, green and blue components. */ -#define DLO_RGB8(red, grn, blu) ((((red) << 5) | (((grn) & 3) << 3) | ((blu) & 7)) & 0xFF) - -#if 0 -static uint8_t rgb8(uint32_t col) -{ - uint8_t red = DLO_RGB_GETRED(col); - uint8_t grn = DLO_RGB_GETGRN(col); - uint8_t blu = DLO_RGB_GETBLU(col); - - return DLO_RGB8(red, grn, blu); -} - -static uint16_t rgb16(uint32_t col) -{ - uint8_t red = DLO_RGB_GETRED(col); - uint8_t grn = DLO_RGB_GETGRN(col); - uint8_t blu = DLO_RGB_GETBLU(col); - - return (DLO_RG16(red, grn) << 8) + DLO_GB16(grn, blu); -} -#endif |