disp: msm: dsi: check bit clock before bypassing clock set during DMS

This change ensures that if the dsi clock rate is not specified
in the timing modes, setting clkrate_change_pending is not bypassed.

Change-Id: I2475da1e548f29c68a6a4466c5ef540f7f11d553
Signed-off-by: Satya Rama Aditya Pinapala <[email protected]>

msm/dsi/dsi_display.c

@@ -4520,7 +4520,7 @@ static int dsi_display_set_mode_sub(struct dsi_display *display,
 		commit_phy_timing = true;
 
 		/* No need to set clkrate pending flag if clocks are same */
-		if (cur_bitclk != to_bitclk)
+		if ((!cur_bitclk && !to_bitclk) || (cur_bitclk != to_bitclk))
 			atomic_set(&display->clkrate_change_pending, 1);
 
 		dsi_display_validate_dms_fps(display->panel->cur_mode, mode);