disp: msm: sde: remove sde wrapper for clock set flags

Since clock set flags api is deprecated for new target, this
change removes sde wrapper and removes LUT memeory retention logic
from crtc module.

Change-Id: If37ec780913668c1a43f8a71e79249679526bd34
Signed-off-by: Narendra Muppalla <[email protected]>

msm/sde/sde_crtc.c

@@ -25,7 +25,6 @@
 #include <drm/drm_crtc.h>
 #include <drm/drm_probe_helper.h>
 #include <drm/drm_flip_work.h>
-#include <linux/clk/qcom.h>
 
 #include "sde_kms.h"
 #include "sde_hw_lm.h"
@@ -3774,7 +3773,6 @@ static void sde_crtc_handle_power_event(u32 event_type, void *arg)
 	struct sde_crtc_irq_info *node = NULL;
 	int ret = 0;
 	struct drm_event event;
-	struct msm_drm_private *priv;
 
 	if (!crtc) {
 		SDE_ERROR("invalid crtc\n");
@@ -3782,7 +3780,6 @@ static void sde_crtc_handle_power_event(u32 event_type, void *arg)
 	}
 	sde_crtc = to_sde_crtc(crtc);
 	cstate = to_sde_crtc_state(crtc->state);
-	priv = crtc->dev->dev_private;
 
 	mutex_lock(&sde_crtc->crtc_lock);
 
@@ -3790,12 +3787,6 @@ static void sde_crtc_handle_power_event(u32 event_type, void *arg)
 
 	switch (event_type) {
 	case SDE_POWER_EVENT_POST_ENABLE:
-		/* disable mdp LUT memory retention */
-		ret = sde_power_clk_set_flags(&priv->phandle, "lut_clk",
-					CLKFLAG_NORETAIN_MEM);
-		if (ret)
-			SDE_ERROR("disable LUT memory retention err %d\n", ret);
-
 		/* restore encoder; crtc will be programmed during commit */
 		drm_for_each_encoder_mask(encoder, crtc->dev,
 				crtc->state->encoder_mask) {
@@ -3819,11 +3810,6 @@ static void sde_crtc_handle_power_event(u32 event_type, void *arg)
 		sde_cp_crtc_post_ipc(crtc);
 		break;
 	case SDE_POWER_EVENT_PRE_DISABLE:
-		/* enable mdp LUT memory retention */
-		ret = sde_power_clk_set_flags(&priv->phandle, "lut_clk",
-					CLKFLAG_RETAIN_MEM);
-		if (ret)
-			SDE_ERROR("enable LUT memory retention err %d\n", ret);
 
 		drm_for_each_encoder_mask(encoder, crtc->dev,
 				crtc->state->encoder_mask) {

msm/sde_power_handle.c

@@ -947,30 +947,6 @@ struct clk *sde_power_clk_get_clk(struct sde_power_handle *phandle,
 	return clk;
 }
 
-int sde_power_clk_set_flags(struct sde_power_handle *phandle,
-		char *clock_name, unsigned long flags)
-{
-	struct clk *clk;
-
-	if (!phandle) {
-		pr_err("invalid input power handle\n");
-		return -EINVAL;
-	}
-
-	if (!clock_name) {
-		pr_err("invalid input clock name\n");
-		return -EINVAL;
-	}
-
-	clk = sde_power_clk_get_clk(phandle, clock_name);
-	if (!clk) {
-		pr_err("get_clk failed for clk: %s\n", clock_name);
-		return -EINVAL;
-	}
-
-	return clk_set_flags(clk, flags);
-}
-
 struct sde_power_event *sde_power_handle_register_event(
 		struct sde_power_handle *phandle,
 		u32 event_type, void (*cb_fnc)(u32 event_type, void *usr),

msm/sde_power_handle.h

@@ -235,17 +235,6 @@ u64 sde_power_clk_get_max_rate(struct sde_power_handle *pdata,
 struct clk *sde_power_clk_get_clk(struct sde_power_handle *phandle,
 		char *clock_name);
 
-/**
- * sde_power_clk_set_flags() - set the clock flags
- * @pdata:  power handle containing the resources
- * @clock_name: clock name to get the clk pointer.
- * @flags: flags to set
- *
- * Return: error code.
- */
-int sde_power_clk_set_flags(struct sde_power_handle *pdata,
-		char *clock_name, unsigned long flags);
-
 /**
  * sde_power_data_bus_set_quota() - set data bus quota for power client
  * @phandle:  power handle containing the resources