disp: msm: sde: update perf cpu dma latency votes on idle in video mode

In video mode for fps greater than 60, perf cpu dma latency votes
are not removed during idle fallback. Made changes to remove and
add the perf cpu dma latency votes during idle fallback and idle
exit scenarios respectively.

Change-Id: I8dffc743bd48c96a6022935f71057a0223d9696e
Signed-off-by: Andhavarapu Karthik <[email protected]>

msm/sde/sde_encoder.c

@@ -1881,6 +1881,7 @@ static int _sde_encoder_rc_kickoff(struct drm_encoder *drm_enc,
 
 	if (is_vid_mode && sde_enc->rc_state == SDE_ENC_RC_STATE_IDLE) {
 		sde_encoder_irq_control(drm_enc, true);
+		_sde_encoder_pm_qos_add_request(drm_enc);
 	} else {
 		/* enable all the clks and resources */
 		ret = _sde_encoder_resource_control_helper(drm_enc,
@@ -2104,6 +2105,7 @@ static int _sde_encoder_rc_idle(struct drm_encoder *drm_enc,
 
 	if (is_vid_mode) {
 		sde_encoder_irq_control(drm_enc, false);
+		_sde_encoder_pm_qos_remove_request(drm_enc);
 	} else {
 		/* disable all the clks and resources */
 		_sde_encoder_update_rsc_client(drm_enc, false);