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author | Igor Opaniuk <igor.opaniuk@toradex.com> | 2020-11-13 14:11:10 +0200 |
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committer | Igor Opaniuk <igor.opaniuk@toradex.com> | 2020-11-13 14:17:32 +0200 |
commit | 3b59d4725be760cd276094079b4fbe7bd44e1464 (patch) | |
tree | 37a4892c12efe64a69453ecdb694866dd18dc4f5 /drivers/gpu/drm/mxsfb/mxsfb_drv.c | |
parent | 4d47b797d6bb1db34ddf702f2cf78104be135a8f (diff) | |
parent | 70d1232fdbe28e4c765c4cfc3cc5c7580959d5e0 (diff) |
Merge commit '70d1232fdbe28e4c765c4cfc3cc5c7580959d5e0' into toradex_5.4-2.1.x-imx
Update 5.4-2.1.x-imx to v5.4.74 from [1].
[1] https://github.com/Freescale/linux-fslc
Diffstat (limited to 'drivers/gpu/drm/mxsfb/mxsfb_drv.c')
-rw-r--r-- | drivers/gpu/drm/mxsfb/mxsfb_drv.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/drivers/gpu/drm/mxsfb/mxsfb_drv.c b/drivers/gpu/drm/mxsfb/mxsfb_drv.c index 792ccaa67fe9..9bec17a6c31e 100644 --- a/drivers/gpu/drm/mxsfb/mxsfb_drv.c +++ b/drivers/gpu/drm/mxsfb/mxsfb_drv.c @@ -159,8 +159,26 @@ static int mxsfb_atomic_helper_check(struct drm_device *dev, return ret; } +static struct drm_framebuffer * +mxsfb_fb_create(struct drm_device *dev, struct drm_file *file_priv, + const struct drm_mode_fb_cmd2 *mode_cmd) +{ + const struct drm_format_info *info; + + info = drm_get_format_info(dev, mode_cmd); + if (!info) + return ERR_PTR(-EINVAL); + + if (mode_cmd->width * info->cpp[0] != mode_cmd->pitches[0]) { + dev_dbg(dev->dev, "Invalid pitch: fb width must match pitch\n"); + return ERR_PTR(-EINVAL); + } + + return drm_gem_fb_create(dev, file_priv, mode_cmd); +} + static const struct drm_mode_config_funcs mxsfb_mode_config_funcs = { - .fb_create = drm_gem_fb_create, + .fb_create = mxsfb_fb_create, .atomic_check = mxsfb_atomic_helper_check, .atomic_commit = drm_atomic_helper_commit, }; |