media: rockchip: vicap: fixes warning of clk disable when dev suspend

iclk_csihost1 already disabled
WARNING: CPU: 1 PID: 1977 at drivers/clk/clk.c:1040 clk_core_disable+0x88/0x220
Modules linked in: bcmdhd r8168
CPU: 1 PID: 1977 Comm: binder:315_4 Not tainted 6.1.25 rockchip-linux#139
Hardware name: Rockchip RK3588 EVB1 LP4 V10 Board (DT)
pstate: 604000c9 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : clk_core_disable+0x88/0x220
lr : clk_core_disable+0x88/0x220
sp : ffffffc01221b9a0
x29: ffffffc01221b9a0 x28: ffffff8102014d28 x27: 0000000000000000
x26: ffffff8102014c10 x25: ffffffc00a22b000 x24: ffffffc00a171000
x23: ffffff814e3e5c80 x22: ffffffc00a222000 x21: ffffffc00a222000
x20: ffffff810024fe00 x19: ffffff810024fe00 x18: ffffffc00add90b0
x17: 0000000000000013 x16: ffffffffffffffff x15: 0000000000000004
x14: ffffffc009dbdf18 x13: 0000000000003fff x12: 0000000000000003
x11: 00000000ffffbfff x10: c0000000ffffbfff x9 : e683b01efecc8800
x8 : e683b01efecc8800 x7 : 205b5d3835343931 x6 : 342e39322020205b
x5 : ffffffc00a1f37c7 x4 : ffffffc01221b6d7 x3 : 0000000000000000
x2 : 0000000000000000 x1 : ffffffc01221b740 x0 : 000000000000001e
Call trace:
 clk_core_disable+0x88/0x220
 clk_core_disable_lock+0x9c/0x130
 clk_disable+0x20/0x2c
 rkcif_sleep_suspend+0x3c/0x6c

Fixes: af37f21 ("media: rockchip: vicap fixes suspend/resume")
Signed-off-by: Zefa Chen <zefa.chen@rock-chips.com>
Change-Id: I49f7adf948c9049ec6ad8fea8f8089e991e39b91

Author: Zefa Chen

drivers/media/platform/rockchip/cif/hw.c

@@ -1554,6 +1554,9 @@ static int __maybe_unused rkcif_sleep_suspend(struct device *dev)
 {
 	struct rkcif_hw *cif_hw = dev_get_drvdata(dev);
 
+	if (atomic_read(&cif_hw->power_cnt) == 0)
+		return 0;
+
 	rkcif_disable_sys_clk(cif_hw);
 
 	return pinctrl_pm_select_sleep_state(dev);
@@ -1564,6 +1567,9 @@ static int __maybe_unused rkcif_sleep_resume(struct device *dev)
 	struct rkcif_hw *cif_hw = dev_get_drvdata(dev);
 	int ret;
 
+	if (atomic_read(&cif_hw->power_cnt) == 0)
+		return 0;
+
 	ret = pinctrl_pm_select_default_state(dev);
 	if (ret < 0)
 		return ret;