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kms_frontbuffer_tracking: extract find_connector function

Browse Source 
We're going to make our search for connnectors a little more
complicated, so extract the function since we're going to call it a
few more times.

Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
This commit is contained in:
Paulo Zanoni 2016-02-26 09:12:21 -03:00
parent b138896331
commit 1d5dbbf844
1 changed files with 40 additions and 34 deletions
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74
tests/kms_frontbuffer_tracking.c
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@ -368,7 +368,8 @@ static void print_mode_info(const char *screen, struct modeset_params *params)
}
static void init_mode_params(struct modeset_params *params, uint32_t crtc_id,
uint32_t connector_id, drmModeModeInfoPtr mode)
drmModeConnectorPtr connector,
drmModeModeInfoPtr mode)
{
uint32_t plane_id = 0;
int crtc_idx = kmstest_get_crtc_idx(drm.res, crtc_id);
@ -382,7 +383,7 @@ static void init_mode_params(struct modeset_params *params, uint32_t crtc_id,
igt_assert(plane_id);
params->crtc_id = crtc_id;
params->connector_id = connector_id;
params->connector_id = connector->connector_id;
params->mode = mode;
params->sprite_id = plane_id;
@ -427,56 +428,61 @@ static bool connector_get_mode(drmModeConnectorPtr c, drmModeModeInfoPtr *mode)
return true;
}
static bool find_connector(bool edp_only, uint32_t forbidden_id,
drmModeConnectorPtr *ret_connector,
drmModeModeInfoPtr *ret_mode)
{
drmModeConnectorPtr c = NULL;
drmModeModeInfoPtr mode = NULL;
int i;
for (i = 0; i < drm.res->count_connectors; i++) {
c = drm.connectors[i];
if (edp_only && c->connector_type != DRM_MODE_CONNECTOR_eDP)
continue;
if (c->connector_id == forbidden_id)
continue;
if (!connector_get_mode(c, &mode))
continue;
*ret_connector = c;
*ret_mode = mode;
return true;
}
return false;
}
static bool init_modeset_cached_params(void)
{
int i;
uint32_t prim_connector_id = 0, scnd_connector_id = 0;
drmModeConnectorPtr prim_connector = NULL, scnd_connector = NULL;
drmModeModeInfoPtr prim_mode = NULL, scnd_mode = NULL;
drmModeModeInfoPtr tmp_mode;
/* First, try to find an eDP monitor since it's the only possible type
* for PSR. */
for (i = 0; i < drm.res->count_connectors; i++) {
if (drm.connectors[i]->connector_type != DRM_MODE_CONNECTOR_eDP)
continue;
find_connector(true, 0, &prim_connector, &prim_mode);
if (!prim_connector)
find_connector(false, 0, &prim_connector, &prim_mode);
if (connector_get_mode(drm.connectors[i], &tmp_mode)) {
prim_connector_id = drm.res->connectors[i];
prim_mode = tmp_mode;
}
}
for (i = 0; i < drm.res->count_connectors; i++) {
/* Don't pick again what we just selected on the above loop. */
if (drm.res->connectors[i] == prim_connector_id)
continue;
if (connector_get_mode(drm.connectors[i], &tmp_mode)) {
if (!prim_connector_id) {
prim_connector_id = drm.res->connectors[i];
prim_mode = tmp_mode;
} else if (!scnd_connector_id) {
scnd_connector_id = drm.res->connectors[i];
scnd_mode = tmp_mode;
break;
}
}
}
if (!prim_connector_id)
if (!prim_connector)
return false;
find_connector(false, prim_connector->connector_id, &scnd_connector,
&scnd_mode);
init_mode_params(&prim_mode_params, drm.res->crtcs[0],
prim_connector_id, prim_mode);
prim_connector, prim_mode);
print_mode_info("Primary", &prim_mode_params);
if (!scnd_connector_id) {
if (!scnd_connector) {
scnd_mode_params.connector_id = 0;
return true;
}
igt_assert(drm.res->count_crtcs >= 2);
init_mode_params(&scnd_mode_params, drm.res->crtcs[1],
scnd_connector_id, scnd_mode);
scnd_connector, scnd_mode);
print_mode_info("Secondary", &scnd_mode_params);
return true;