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| author |   Thomas Zimmermann <tzimmermann@suse.de> | 2021-11-10 11:36:55 +0100 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2021-11-11 12:06:57 +0100 |
| commit | 27bd66dd6419c45e320f34ed419cd80833de1161 (patch) | |
| tree | 2c2232532feb283969f9482ec7f0c4f556b24a1e /drivers/gpu/drm/mgag200/mgag200_mode.c | |
| parent | drm/format-helper: Export drm_fb_clip_offset() (diff) | |
| download | linux-27bd66dd6419c45e320f34ed419cd80833de1161.tar.xz linux-27bd66dd6419c45e320f34ed419cd80833de1161.zip | |
drm/format-helper: Rework format-helper memcpy functions
Move destination-buffer clipping from all format-helper memcpy
function into callers. Support destination-buffer pitch. Only
distinguish between system and I/O memory, but use same logic
everywhere.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Tested-by: Noralf Trønnes <noralf@tronnes.org>
Reviewed-by: Noralf Trønnes <noralf@tronnes.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20211110103702.374-3-tzimmermann@suse.de
Diffstat (limited to 'drivers/gpu/drm/mgag200/mgag200_mode.c')
| -rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_mode.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c index fd98e8bbc550..b983541a4c53 100644 --- a/drivers/gpu/drm/mgag200/mgag200_mode.c +++ b/drivers/gpu/drm/mgag200/mgag200_mode.c @@ -847,9 +847,11 @@ static void mgag200_handle_damage(struct mga_device *mdev, struct drm_framebuffer *fb, struct drm_rect *clip, const struct dma_buf_map *map) { + void __iomem *dst = mdev->vram; void *vmap = map->vaddr; /* TODO: Use mapping abstraction properly */ - drm_fb_memcpy_dstclip(mdev->vram, fb->pitches[0], vmap, fb, clip); + dst += drm_fb_clip_offset(fb->pitches[0], fb->format, clip); + drm_fb_memcpy_toio(dst, fb->pitches[0], vmap, fb, clip); /* Always scanout image at VRAM offset 0 */ mgag200_set_startadd(mdev, (u32)0); |