mirror of
https://gitlab.freedesktop.org/wlroots/wlroots.git
synced 2024-11-29 10:32:29 +00:00
bd587a7f43
No need to manually maintain this table now.
The wlroots names and the libdrm (= kernel) names all match.
References: 50f8d51773
38 lines
1.1 KiB
C
38 lines
1.1 KiB
C
#ifndef BACKEND_DRM_UTIL_H
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#define BACKEND_DRM_UTIL_H
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#include <stdint.h>
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#include <xf86drm.h>
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#include <xf86drmMode.h>
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struct wlr_drm_connector;
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// Calculates a more accurate refresh rate (mHz) than what mode itself provides
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int32_t calculate_refresh_rate(const drmModeModeInfo *mode);
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// Populates the make/model/phys_{width,height} of output from the edid data
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void parse_edid(struct wlr_drm_connector *conn, size_t len, const uint8_t *data);
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// Part of match_obj
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enum {
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UNMATCHED = (uint32_t)-1,
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SKIP = (uint32_t)-2,
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};
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/*
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* Tries to match some DRM objects with some other DRM resource.
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* e.g. Match CRTCs with Encoders, CRTCs with Planes.
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*
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* objs contains a bit array which resources it can be matched with.
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* e.g. Bit 0 set means can be matched with res[0]
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*
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* res contains an index of which objs it is matched with or UNMATCHED.
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*
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* This solution is left in out.
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* Returns the total number of matched solutions.
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*/
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size_t match_obj(size_t num_objs, const uint32_t objs[static restrict num_objs],
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size_t num_res, const uint32_t res[static restrict num_res],
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uint32_t out[static restrict num_res]);
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#endif
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