forked from luck/tmp_suning_uos_patched
bd34cea2a0
This replaces drm_fb_swab16() with drm_fb_swab() supporting 16 and 32-bit. Also make pixel line caching optional. v2: - Bail out on cpp != 2 && 4 (Sam) Reviewed-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: Noralf Trønnes <noralf@tronnes.org> Link: https://patchwork.freedesktop.org/patch/msgid/20200509141619.32970-8-noralf@tronnes.org
32 lines
1.2 KiB
C
32 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Copyright (C) 2016 Noralf Trønnes
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*/
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#ifndef __LINUX_DRM_FORMAT_HELPER_H
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#define __LINUX_DRM_FORMAT_HELPER_H
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struct drm_framebuffer;
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struct drm_rect;
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void drm_fb_memcpy(void *dst, void *vaddr, struct drm_framebuffer *fb,
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struct drm_rect *clip);
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void drm_fb_memcpy_dstclip(void __iomem *dst, void *vaddr,
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struct drm_framebuffer *fb,
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struct drm_rect *clip);
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void drm_fb_swab(void *dst, void *src, struct drm_framebuffer *fb,
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struct drm_rect *clip, bool cached);
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void drm_fb_xrgb8888_to_rgb565(void *dst, void *vaddr,
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struct drm_framebuffer *fb,
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struct drm_rect *clip, bool swab);
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void drm_fb_xrgb8888_to_rgb565_dstclip(void __iomem *dst, unsigned int dst_pitch,
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void *vaddr, struct drm_framebuffer *fb,
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struct drm_rect *clip, bool swab);
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void drm_fb_xrgb8888_to_rgb888_dstclip(void __iomem *dst, unsigned int dst_pitch,
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void *vaddr, struct drm_framebuffer *fb,
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struct drm_rect *clip);
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void drm_fb_xrgb8888_to_gray8(u8 *dst, void *vaddr, struct drm_framebuffer *fb,
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struct drm_rect *clip);
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#endif /* __LINUX_DRM_FORMAT_HELPER_H */
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