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| author | Philippe Cornu <philippe.cornu@st.com> | 2018-04-09 18:24:27 +0300 |
|---|---|---|
| committer | Philippe Cornu <philippe.cornu@st.com> | 2018-05-15 18:34:38 +0300 |
| commit | 584a0146ec4989f30d0aef46ce1ea6f6ba22a690 (patch) | |
| tree | a48257daa48e881a21ee70fd659e96be6a76ab2f /include/drm/drm_crtc.h | |
| parent | aefff4915632185e286c8c94f6f5ccb939fc51d7 (diff) | |
| download | linux-584a0146ec4989f30d0aef46ce1ea6f6ba22a690.tar.xz | |
drm: clarify adjusted_mode documentation for bridges
This patch clarifies the adjusted_mode documentation
for bridges.
Signed-off-by: Philippe Cornu <philippe.cornu@st.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Archit Taneja <architt@codeaurora.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20180409152427.12449-1-philippe.cornu@st.com
Diffstat (limited to 'include/drm/drm_crtc.h')
| -rw-r--r-- | include/drm/drm_crtc.h | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index a2d81d2907a9..5cf7adeae6a5 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -134,10 +134,13 @@ struct drm_crtc_state { * * Internal display timings which can be used by the driver to handle * differences between the mode requested by userspace in @mode and what - * is actually programmed into the hardware. It is purely driver - * implementation defined what exactly this adjusted mode means. Usually - * it is used to store the hardware display timings used between the - * CRTC and encoder blocks. + * is actually programmed into the hardware. + * + * For drivers using drm_bridge, this stores hardware display timings + * used between the CRTC and the first bridge. For other drivers, the + * meaning of the adjusted_mode field is purely driver implementation + * defined information, and will usually be used to store the hardware + * display timings used between the CRTC and encoder blocks. */ struct drm_display_mode adjusted_mode; |