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compositor-drm: Comment struct members
Clarify the difference between crtc_id (DRM object) and pipe (index into drmModeRes->crtcs array, possible_crtcs bitmask). Signed-off-by: Daniel Stone <daniels@collabora.com> Reviewed-by: Quentin Glidic <sardemff7+git@sardemff7.net> Reviewed-by: Armin Krezović <krezovic.armin@gmail.com> Differential Revision: https://phabricator.freedesktop.org/D1405
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@ -155,8 +155,8 @@ struct drm_output {
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struct weston_output base;
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drmModeConnector *connector;
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uint32_t crtc_id;
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int pipe;
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uint32_t crtc_id; /* object ID to pass to DRM functions */
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int pipe; /* index of CRTC in resource array / bitmasks */
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uint32_t connector_id;
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drmModeCrtcPtr original_crtc;
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struct drm_edid edid;
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