pci: pcie_dw_rockchip: Replace msleep occurences by udelay
Replace msleep occurences by udelay.
drivers/pci/pcie_dw_rockchip.c:254:3: warning: implicit
declaration of function 'msleep' [-Wimplicit-function-declaration]
Cc: Patrick Wildt <patrick@blueri.se>
Cc: Neil Armstrong <narmstrong@baylibre.com>
Cc: Kever Yang <kever.yang@rock-chips.com>
Signed-off-by: Anand Moon <linux.amoon@gmail.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/drivers/pci/pcie_dw_rockchip.c b/drivers/pci/pcie_dw_rockchip.c
index 4e448c0..9322e73 100644
--- a/drivers/pci/pcie_dw_rockchip.c
+++ b/drivers/pci/pcie_dw_rockchip.c
@@ -61,7 +61,7 @@
#define PCIE_CLIENT_DBF_EN 0xffff0003
/* Parameters for the waiting for #perst signal */
-#define PERST_WAIT_MS 1000
+#define MACRO_US 1000
static int rk_pcie_read(void __iomem *addr, int size, u32 *val)
{
@@ -249,7 +249,7 @@
* some wired devices need much more, such as 600ms.
* Add a enough delay to cover all cases.
*/
- msleep(PERST_WAIT_MS);
+ udelay(MACRO_US * 1000);
dm_gpio_set_value(&priv->rst_gpio, 1);
}
@@ -271,12 +271,12 @@
dev_info(priv->dw.dev, "PCIe Linking... LTSSM is 0x%x\n",
rk_pcie_readl_apb(priv, PCIE_CLIENT_LTSSM_STATUS));
rk_pcie_debug_dump(priv);
- msleep(1000);
+ udelay(MACRO_US * 1000);
}
dev_err(priv->dw.dev, "PCIe-%d Link Fail\n", dev_seq(priv->dw.dev));
/* Link maybe in Gen switch recovery but we need to wait more 1s */
- msleep(1000);
+ udelay(MACRO_US * 1000);
return -EIO;
}
@@ -296,7 +296,7 @@
}
}
- msleep(1000);
+ udelay(MACRO_US * 1000);
ret = generic_phy_init(&priv->phy);
if (ret) {