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Add XRGB8888 emulation support for devices that can only do RGB888. Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Acked-by: Thomas Zimmermann <tzimmermann@suse.de> Signed-off-by: Noralf Trønnes <noralf@tronnes.org> Link: https://patchwork.freedesktop.org/patch/msgid/20210929191201.34456-4-noralf@tronnes.org
44 lines
1.7 KiB
C
44 lines
1.7 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, unsigned int dst_pitch, 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_rgb332(void *dst, void *vaddr, struct drm_framebuffer *fb,
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struct drm_rect *clip);
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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(void *dst, void *src, struct drm_framebuffer *fb,
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struct drm_rect *clip);
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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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int drm_fb_blit_rect_dstclip(void __iomem *dst, unsigned int dst_pitch,
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uint32_t dst_format, void *vmap,
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struct drm_framebuffer *fb,
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struct drm_rect *rect);
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int drm_fb_blit_dstclip(void __iomem *dst, unsigned int dst_pitch,
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uint32_t dst_format, void *vmap,
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struct drm_framebuffer *fb);
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#endif /* __LINUX_DRM_FORMAT_HELPER_H */
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