msm/dp/dp_link.c

195 	ssize_t rlen;
198 	rlen = drm_dp_dpcd_readb(link->aux,
200 	if (rlen < 0) {
201 		DRM_ERROR("failed to read link audio mode. rlen=%zd\n", rlen);
202 		return rlen;
222 	ssize_t rlen;
228 	rlen = drm_dp_dpcd_readb(link->aux, DP_TEST_AUDIO_MODE, &data);
229 	if (rlen < 0) {
230 		DRM_ERROR("failed to read link audio mode. rlen=%zd\n", rlen);
231 		return rlen;
315 	int rlen;
321 	rlen = drm_dp_dpcd_read(link->aux, addr, bp, len);
322 	if (rlen < len) {
337 	int rlen;
343 	rlen = drm_dp_dpcd_read(link->aux, addr, bp, len);
344 	if (rlen < len) {
360 	int rlen;
362 	rlen = drm_dp_dpcd_read(link->aux, addr, &bp, len);
363 	if (rlen < 1) {
382 	ssize_t rlen;
385 	rlen = drm_dp_dpcd_readb(link->aux, DP_TEST_PATTERN, &bp);
386 	if (rlen < 0) {
387 		DRM_ERROR("failed to read link video pattern. rlen=%zd\n",
388 			rlen);
389 		return rlen;
401 	rlen = drm_dp_dpcd_readb(link->aux, DP_TEST_MISC0, &bp);
402 	if (rlen < 0) {
403 		DRM_ERROR("failed to read link bit depth. rlen=%zd\n", rlen);
404 		return rlen;
539 	ssize_t rlen;
541 	rlen = drm_dp_dpcd_readb(link->aux, DP_TEST_LINK_RATE,	&bp);
542 	if (rlen < 0) {
543 		DRM_ERROR("failed to read link rate. rlen=%zd\n", rlen);
544 		return rlen;
556 	rlen = drm_dp_dpcd_readb(link->aux, DP_TEST_LANE_COUNT, &bp);
557 	if (rlen < 0) {
558 		DRM_ERROR("failed to read lane count. rlen=%zd\n", rlen);
559 		return rlen;
584 	ssize_t rlen;
586 	rlen = drm_dp_dpcd_readb(link->aux, DP_PHY_TEST_PATTERN,
588 	if (rlen < 0) {
589 		DRM_ERROR("failed to read phy link pattern. rlen=%zd\n", rlen);
590 		return rlen;
638 	ssize_t rlen;
644 	rlen = drm_dp_dpcd_readb(link->aux,
646 	if (rlen < 0) {
647 		DRM_ERROR("aux read failed. rlen=%zd\n", rlen);
648 		return rlen;
662 	rlen = drm_dp_dpcd_readb(link->aux, DP_TEST_REQUEST, &data);
663 	if (rlen < 0) {
664 		DRM_ERROR("aux read failed. rlen=%zd\n", rlen);
665 		return rlen;