Merge "drm/msm: allow ab/ib vote update without rsc client" into dev/msm-4.14-display

int sde_rsc_client_vote(struct sde_rsc_client *caller_client,

		u32 bus_id, u64 ab_vote, u64 ib_vote)

{

	int rc = 0;

	int rc = 0, rsc_index;

	struct sde_rsc_priv *rsc;

	if (!caller_client) {

		pr_err("invalid client for ab/ib vote\n");

		return -EINVAL;

	} else if (caller_client->rsc_index >= MAX_RSC_COUNT) {

	if (caller_client && caller_client->rsc_index >= MAX_RSC_COUNT) {

		pr_err("invalid rsc index\n");

		return -EINVAL;

	}

	rsc = rsc_prv_list[caller_client->rsc_index];

	rsc_index = caller_client ? caller_client->rsc_index : SDE_RSC_INDEX;

	rsc = rsc_prv_list[rsc_index];

	if (!rsc)

		return -EINVAL;

	pr_debug("client:%s ab:%llu ib:%llu\n",

			caller_client->name, ab_vote, ib_vote);

			caller_client ? caller_client->name : "unknown",

			ab_vote, ib_vote);

	mutex_lock(&rsc->client_lock);

	rc = sde_rsc_clk_enable(&rsc->phandle, rsc->pclient, true);