diff options
| author |   jsg <jsg@openbsd.org> | 2020-08-12 03:48:22 +0000 |
|---|---|---|
| committer | jsg <jsg@openbsd.org> | 2020-08-12 03:48:22 +0000 |
| commit | a58cb6b3ee48f4f24cf1630183e69465bd16bcc1 (patch) | |
| tree | 44b1c96560f3c73b6fa1b0dc8a832958608d4308 /sys/dev/pci/drm/drm_fb_helper.c | |
| parent | ssh-keyscan(1): simplify conloop() with timercmp(3), timersub(3); ok djm@ (diff) | |
| download | wireguard-openbsd-a58cb6b3ee48f4f24cf1630183e69465bd16bcc1.tar.xz wireguard-openbsd-a58cb6b3ee48f4f24cf1630183e69465bd16bcc1.zip | |
drm/drm_fb_helper: fix fbdev with sparc64
From Sam Ravnborg
cea0a7943a30a6d0320c8558a844dd27e8f0aa8b in linux 5.7.y/5.7.15
2a1658bf922ffd9b7907e270a7d9cdc9643fc45d in mainline linux
Diffstat (limited to 'sys/dev/pci/drm/drm_fb_helper.c')
| -rw-r--r-- | sys/dev/pci/drm/drm_fb_helper.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/sys/dev/pci/drm/drm_fb_helper.c b/sys/dev/pci/drm/drm_fb_helper.c index 13929cc0b08..60fe7c8d8b0 100644 --- a/sys/dev/pci/drm/drm_fb_helper.c +++ b/sys/dev/pci/drm/drm_fb_helper.c @@ -405,7 +405,11 @@ static void drm_fb_helper_dirty_blit_real(struct drm_fb_helper *fb_helper, unsigned int y; for (y = clip->y1; y < clip->y2; y++) { - memcpy(dst, src, len); + if (!fb_helper->dev->mode_config.fbdev_use_iomem) + memcpy(dst, src, len); + else + memcpy_toio((void __iomem *)dst, src, len); + src += fb->pitches[0]; dst += fb->pitches[0]; } |