Commit 6f2a7218 authored by Chunfeng Yun's avatar Chunfeng Yun Committed by Vinod Koul
Browse files

phy: phy-bcm-sr-usb: convert to readl_poll_timeout_atomic() 



Use readl_poll_timeout_atomic() to simplify code

Signed-off-by: default avatarChunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/1598320987-25518-3-git-send-email-chunfeng.yun@mediatek.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent 01a45633

drivers/phy/broadcom/phy-bcm-sr-usb.c

+8 −11
Original line number Diff line number Diff line
@@ -5,6 +5,7 @@ 


#include <linux/delay.h>

#include <linux/io.h>

#include <linux/iopoll.h>

#include <linux/module.h>

#include <linux/of.h>

#include <linux/phy/phy.h>
@@ -109,19 +110,15 @@ static inline void bcm_usb_reg32_setbits(void __iomem *addr, uint32_t set) 


static int bcm_usb_pll_lock_check(void __iomem *addr, u32 bit)

{

	int retry;

	u32 rd_data;



	retry = PLL_LOCK_RETRY_COUNT;

	do {

		rd_data = readl(addr);

		if (rd_data & bit)

			return 0;

		udelay(1);

	} while (--retry > 0);

	u32 data;

	int ret;



	ret = readl_poll_timeout_atomic(addr, data, (data & bit), 1,

					PLL_LOCK_RETRY_COUNT);

	if (ret)

		pr_err("%s: FAIL\n", __func__);

	return -ETIMEDOUT;



	return ret;

}



static int bcm_usb_ss_phy_init(struct bcm_usb_phy_cfg *phy_cfg)