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drm/doc: move printf helpers out of drmP.h

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And document them lightly. Unfortunately kernel-doc isn't the most
awesome for documenting #defines that don't look like functions, it
makes functions out of them :-/

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170524145212.27837-2-daniel.vetter@ffwll.ch
Link: http://patchwork.freedesktop.org/patch/msgid/20170524145212.27837-3-daniel.vetter@ffwll.ch
This commit is contained in:
Daniel Vetter
2017-05-24 16:51:36 +02:00
parent e7cc23de3e
commit 99cdb35e78
3 changed files with 44 additions and 17 deletions
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17
include/drm/drm_modes.h
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@@ -197,6 +197,8 @@ enum drm_mode_status {
* there's the hardware timings, which are corrected for interlacing,
* double-clocking and similar things. They are provided as a convenience, and
* can be appropriately computed using drm_mode_set_crtcinfo().
*
* For printing you can use %DRM_MODE_FMT and DRM_MODE_ARG().
*/
struct drm_display_mode {
/**
@@ -407,6 +409,21 @@ struct drm_display_mode {
enum hdmi_picture_aspect picture_aspect_ratio;
};
/**
* DRM_MODE_FMT - printf string for &struct drm_display_mode
*/
#define DRM_MODE_FMT "%d:\"%s\" %d %d %d %d %d %d %d %d %d %d 0x%x 0x%x"
/**
* DRM_MODE_ARG - printf arguments for &struct drm_display_mode
* @m: display mode
*/
#define DRM_MODE_ARG(m) \
(m)->base.id, (m)->name, (m)->vrefresh, (m)->clock, \
(m)->hdisplay, (m)->hsync_start, (m)->hsync_end, (m)->htotal, \
(m)->vdisplay, (m)->vsync_start, (m)->vsync_end, (m)->vtotal, \
(m)->type, (m)->flags
#define obj_to_mode(x) container_of(x, struct drm_display_mode, base)
/**