diff options
| author |   Gerd Hoffmann <kraxel@redhat.com> | 2018-09-21 15:47:02 +0200 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2018-09-25 14:49:49 +0200 |
| commit | 86351de023dd3607b1b519f58c11154b217ec031 (patch) | |
| tree | df5497c3c4f787e29a62bd0b1df7c1812311374c /drivers/gpu/drm/bochs/bochs_kms.c | |
| parent | drm/bochs: fix DRM_FORMAT_* handling for big endian machines. (diff) | |
| download | linux-dev-86351de023dd3607b1b519f58c11154b217ec031.tar.xz linux-dev-86351de023dd3607b1b519f58c11154b217ec031.zip | |
drm/bochs: support changing byteorder at mode set time
Add bochs_hw_set_*_endian() helper functions, to set the framebuffer
byteorder at mode set time. Support both DRM_FORMAT_XRGB8888 and
DRM_FORMAT_BGRX8888 framebuffer formats, no matter what the native
machine byte order is.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20180921134704.12826-5-kraxel@redhat.com
Diffstat (limited to 'drivers/gpu/drm/bochs/bochs_kms.c')
| -rw-r--r-- | drivers/gpu/drm/bochs/bochs_kms.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/bochs/bochs_kms.c b/drivers/gpu/drm/bochs/bochs_kms.c index f3fdaf945605..9bc5b438aefd 100644 --- a/drivers/gpu/drm/bochs/bochs_kms.c +++ b/drivers/gpu/drm/bochs/bochs_kms.c @@ -77,7 +77,10 @@ static int bochs_crtc_mode_set(struct drm_crtc *crtc, struct bochs_device *bochs = container_of(crtc, struct bochs_device, crtc); - bochs_hw_setmode(bochs, mode); + if (WARN_ON(crtc->primary->fb == NULL)) + return -EINVAL; + + bochs_hw_setmode(bochs, mode, crtc->primary->fb->format); bochs_crtc_mode_set_base(crtc, x, y, old_fb); return 0; } @@ -127,7 +130,8 @@ static const struct drm_crtc_helper_funcs bochs_helper_funcs = { }; static const uint32_t bochs_formats[] = { - DRM_FORMAT_HOST_XRGB8888, + DRM_FORMAT_XRGB8888, + DRM_FORMAT_BGRX8888, }; static struct drm_plane *bochs_primary_plane(struct drm_device *dev) |