diff options
Diffstat (limited to 'drivers/gpu/drm/drm_format_helper.c')
| -rw-r--r-- | drivers/gpu/drm/drm_format_helper.c | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/drivers/gpu/drm/drm_format_helper.c b/drivers/gpu/drm/drm_format_helper.c index 006836554cc2..6cddf05c493b 100644 --- a/drivers/gpu/drm/drm_format_helper.c +++ b/drivers/gpu/drm/drm_format_helper.c @@ -1165,97 +1165,6 @@ void drm_fb_argb8888_to_argb4444(struct iosys_map *dst, const unsigned int *dst_ } EXPORT_SYMBOL(drm_fb_argb8888_to_argb4444); -/** - * drm_fb_blit - Copy parts of a framebuffer to display memory - * @dst: Array of display-memory addresses to copy to - * @dst_pitch: Array of numbers of bytes between the start of two consecutive scanlines - * within @dst; can be NULL if scanlines are stored next to each other. - * @dst_format: FOURCC code of the display's color format - * @src: The framebuffer memory to copy from - * @fb: The framebuffer to copy from - * @clip: Clip rectangle area to copy - * @state: Transform and conversion state - * - * This function copies parts of a framebuffer to display memory. If the - * formats of the display and the framebuffer mismatch, the blit function - * will attempt to convert between them during the process. The parameters @dst, - * @dst_pitch and @src refer to arrays. Each array must have at least as many - * entries as there are planes in @dst_format's format. Each entry stores the - * value for the format's respective color plane at the same index. - * - * This function does not apply clipping on @dst (i.e. the destination is at the - * top-left corner). - * - * Returns: - * 0 on success, or - * -EINVAL if the color-format conversion failed, or - * a negative error code otherwise. - */ -int drm_fb_blit(struct iosys_map *dst, const unsigned int *dst_pitch, uint32_t dst_format, - const struct iosys_map *src, const struct drm_framebuffer *fb, - const struct drm_rect *clip, struct drm_format_conv_state *state) -{ - uint32_t fb_format = fb->format->format; - - if (fb_format == dst_format) { - drm_fb_memcpy(dst, dst_pitch, src, fb, clip); - return 0; - } else if (fb_format == (dst_format | DRM_FORMAT_BIG_ENDIAN)) { - drm_fb_swab(dst, dst_pitch, src, fb, clip, false, state); - return 0; - } else if (fb_format == (dst_format & ~DRM_FORMAT_BIG_ENDIAN)) { - drm_fb_swab(dst, dst_pitch, src, fb, clip, false, state); - return 0; - } else if (fb_format == DRM_FORMAT_XRGB8888) { - if (dst_format == DRM_FORMAT_RGB565) { - drm_fb_xrgb8888_to_rgb565(dst, dst_pitch, src, fb, clip, state); - return 0; - } else if (dst_format == DRM_FORMAT_XRGB1555) { - drm_fb_xrgb8888_to_xrgb1555(dst, dst_pitch, src, fb, clip, state); - return 0; - } else if (dst_format == DRM_FORMAT_ARGB1555) { - drm_fb_xrgb8888_to_argb1555(dst, dst_pitch, src, fb, clip, state); - return 0; - } else if (dst_format == DRM_FORMAT_RGBA5551) { - drm_fb_xrgb8888_to_rgba5551(dst, dst_pitch, src, fb, clip, state); - return 0; - } else if (dst_format == DRM_FORMAT_RGB888) { - drm_fb_xrgb8888_to_rgb888(dst, dst_pitch, src, fb, clip, state); - return 0; - } else if (dst_format == DRM_FORMAT_BGR888) { - drm_fb_xrgb8888_to_bgr888(dst, dst_pitch, src, fb, clip, state); - return 0; - } else if (dst_format == DRM_FORMAT_ARGB8888) { - drm_fb_xrgb8888_to_argb8888(dst, dst_pitch, src, fb, clip, state); - return 0; - } else if (dst_format == DRM_FORMAT_XBGR8888) { - drm_fb_xrgb8888_to_xbgr8888(dst, dst_pitch, src, fb, clip, state); - return 0; - } else if (dst_format == DRM_FORMAT_ABGR8888) { - drm_fb_xrgb8888_to_abgr8888(dst, dst_pitch, src, fb, clip, state); - return 0; - } else if (dst_format == DRM_FORMAT_XRGB2101010) { - drm_fb_xrgb8888_to_xrgb2101010(dst, dst_pitch, src, fb, clip, state); - return 0; - } else if (dst_format == DRM_FORMAT_ARGB2101010) { - drm_fb_xrgb8888_to_argb2101010(dst, dst_pitch, src, fb, clip, state); - return 0; - } else if (dst_format == DRM_FORMAT_BGRX8888) { - drm_fb_swab(dst, dst_pitch, src, fb, clip, false, state); - return 0; - } else if (dst_format == DRM_FORMAT_RGB332) { - drm_fb_xrgb8888_to_rgb332(dst, dst_pitch, src, fb, clip, state); - return 0; - } - } - - drm_warn_once(fb->dev, "No conversion helper from %p4cc to %p4cc found.\n", - &fb_format, &dst_format); - - return -EINVAL; -} -EXPORT_SYMBOL(drm_fb_blit); - static void drm_fb_gray8_to_gray2_line(void *dbuf, const void *sbuf, unsigned int pixels) { u8 *dbuf8 = dbuf; |