backend/drm: de-duplicate wlr_drm_mode creation

Introduce a function to convert a drmModeModeInfo into a new
wlr_drm_mode.
This commit is contained in:
Simon Ser 2022-09-16 18:12:11 +02:00 committed by Alexander Orzechowski
parent 0556aa0c59
commit 800ea7d52d

View file

@ -750,6 +750,23 @@ static bool drm_connector_set_mode(struct wlr_drm_connector *conn,
return true;
}
static struct wlr_drm_mode *drm_mode_create(const drmModeModeInfo *modeinfo) {
struct wlr_drm_mode *mode = calloc(1, sizeof(*mode));
if (!mode) {
return NULL;
}
mode->drm_mode = *modeinfo;
mode->wlr_mode.width = mode->drm_mode.hdisplay;
mode->wlr_mode.height = mode->drm_mode.vdisplay;
mode->wlr_mode.refresh = calculate_refresh_rate(modeinfo);
if (modeinfo->type & DRM_MODE_TYPE_PREFERRED) {
mode->wlr_mode.preferred = true;
}
return mode;
}
struct wlr_output_mode *wlr_drm_connector_add_mode(struct wlr_output *output,
const drmModeModeInfo *modeinfo) {
struct wlr_drm_connector *conn = get_drm_connector_from_output(output);
@ -766,21 +783,17 @@ struct wlr_output_mode *wlr_drm_connector_add_mode(struct wlr_output *output,
}
}
struct wlr_drm_mode *mode = calloc(1, sizeof(*mode));
struct wlr_drm_mode *mode = drm_mode_create(modeinfo);
if (!mode) {
return NULL;
}
memcpy(&mode->drm_mode, modeinfo, sizeof(*modeinfo));
mode->wlr_mode.width = mode->drm_mode.hdisplay;
mode->wlr_mode.height = mode->drm_mode.vdisplay;
mode->wlr_mode.refresh = calculate_refresh_rate(modeinfo);
wl_list_insert(&conn->output.modes, &mode->wlr_mode.link);
wlr_drm_conn_log(conn, WLR_INFO, "Registered custom mode "
"%"PRId32"x%"PRId32"@%"PRId32,
mode->wlr_mode.width, mode->wlr_mode.height,
mode->wlr_mode.refresh);
wl_list_insert(&conn->output.modes, &mode->wlr_mode.link);
return &mode->wlr_mode;
}
@ -1352,7 +1365,7 @@ void scan_drm_connectors(struct wlr_drm_backend *drm,
}
} else {
// Use the modern atomic drm interface.
size_t modeinfo_size = 0;
size_t modeinfo_size = 0;
current_modeinfo = get_drm_prop_blob(drm->fd, wlr_conn->crtc->id,
wlr_conn->crtc->props.mode_id, &modeinfo_size);
assert(modeinfo_size == sizeof(drmModeModeInfo));
@ -1362,25 +1375,16 @@ void scan_drm_connectors(struct wlr_drm_backend *drm,
wlr_log(WLR_INFO, "Detected modes:");
for (int i = 0; i < drm_conn->count_modes; ++i) {
struct wlr_drm_mode *mode = calloc(1, sizeof(*mode));
if (drm_conn->modes[i].flags & DRM_MODE_FLAG_INTERLACE) {
continue;
}
struct wlr_drm_mode *mode = drm_mode_create(&drm_conn->modes[i]);
if (!mode) {
wlr_log_errno(WLR_ERROR, "Allocation failed");
continue;
}
if (drm_conn->modes[i].flags & DRM_MODE_FLAG_INTERLACE) {
free(mode);
continue;
}
mode->drm_mode = drm_conn->modes[i];
mode->wlr_mode.width = mode->drm_mode.hdisplay;
mode->wlr_mode.height = mode->drm_mode.vdisplay;
mode->wlr_mode.refresh = calculate_refresh_rate(&mode->drm_mode);
if (mode->drm_mode.type & DRM_MODE_TYPE_PREFERRED) {
mode->wlr_mode.preferred = true;
}
// If this is the current mode set on the conn's crtc,
// then set it as the conn's output current mode.
if (current_modeinfo != NULL && memcmp(&mode->drm_mode,