mk-rootfs.sh

hc

2023-12-11 072de836f53be56a70cecf70b43ae43b7ce17376

 kernel/drivers/net/ethernet/ti/davinci_mdio.c
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..
@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0+
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 /*
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  * DaVinci MDIO Module driver
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  *
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@@ -7,22 +8,6 @@
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  *
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  * Copyright (C) 2009 Texas Instruments.
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  *
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- * ---------------------------------------------------------------------------
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program; if not, write to the Free Software
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- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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- * ---------------------------------------------------------------------------
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  */
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 #include <linux/module.h>
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 #include <linux/kernel.h>
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@@ -140,7 +125,7 @@
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 static void davinci_mdio_enable(struct davinci_mdio_data *data)
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 {
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 	/* set enable and clock divider */
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-	__raw_writel(data->clk_div | CONTROL_ENABLE, &data->regs->control);
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+	writel(data->clk_div | CONTROL_ENABLE, &data->regs->control);
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 }
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 static int davinci_mdio_reset(struct mii_bus *bus)
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@@ -159,7 +144,7 @@
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 	msleep(PHY_MAX_ADDR * data->access_time);
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 	/* dump hardware version info */
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-	ver = __raw_readl(&data->regs->version);
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+	ver = readl(&data->regs->version);
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 	dev_info(data->dev,
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 		 "davinci mdio revision %d.%d, bus freq %ld\n",
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 		 (ver >> 8) & 0xff, ver & 0xff,
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@@ -169,7 +154,7 @@
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 		goto done;
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 	/* get phy mask from the alive register */
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-	phy_mask = __raw_readl(&data->regs->alive);
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+	phy_mask = readl(&data->regs->alive);
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 	if (phy_mask) {
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 		/* restrict mdio bus to live phys only */
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 		dev_info(data->dev, "detected phy mask %x\n", ~phy_mask);
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@@ -196,11 +181,11 @@
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 	u32 reg;
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 	while (time_after(timeout, jiffies)) {
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-		reg = __raw_readl(&regs->user[0].access);
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+		reg = readl(&regs->user[0].access);
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 		if ((reg & USERACCESS_GO) == 0)
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 			return 0;
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-		reg = __raw_readl(&regs->control);
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+		reg = readl(&regs->control);
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 		if ((reg & CONTROL_IDLE) == 0) {
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 			usleep_range(100, 200);
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 			continue;
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@@ -216,7 +201,7 @@
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 		return -EAGAIN;
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 	}
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-	reg = __raw_readl(&regs->user[0].access);
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+	reg = readl(&regs->user[0].access);
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 	if ((reg & USERACCESS_GO) == 0)
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 		return 0;
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@@ -263,7 +248,7 @@
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 		if (ret < 0)
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 			break;
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-		__raw_writel(reg, &data->regs->user[0].access);
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+		writel(reg, &data->regs->user[0].access);
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 		ret = wait_for_user_access(data);
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 		if (ret == -EAGAIN)
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@@ -271,7 +256,7 @@
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 		if (ret < 0)
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 			break;
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-		reg = __raw_readl(&data->regs->user[0].access);
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+		reg = readl(&data->regs->user[0].access);
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 		ret = (reg & USERACCESS_ACK) ? (reg & USERACCESS_DATA) : -EIO;
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 		break;
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 	}
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@@ -307,7 +292,7 @@
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 		if (ret < 0)
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 			break;
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-		__raw_writel(reg, &data->regs->user[0].access);
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+		writel(reg, &data->regs->user[0].access);
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 		ret = wait_for_user_access(data);
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 		if (ret == -EAGAIN)
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@@ -412,9 +397,11 @@
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 	data->dev = dev;
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 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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-	data->regs = devm_ioremap_resource(dev, res);
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-	if (IS_ERR(data->regs))
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-		return PTR_ERR(data->regs);
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+	if (!res)
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+		return -EINVAL;
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+	data->regs = devm_ioremap(dev, res->start, resource_size(res));
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+	if (!data->regs)
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+		return -ENOMEM;
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405
 
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 	davinci_mdio_init_clk(data);
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@@ -472,9 +459,9 @@
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 	u32 ctrl;
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 	/* shutdown the scan state machine */
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-	ctrl = __raw_readl(&data->regs->control);
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+	ctrl = readl(&data->regs->control);
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 	ctrl &= ~CONTROL_ENABLE;
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-	__raw_writel(ctrl, &data->regs->control);
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+	writel(ctrl, &data->regs->control);
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 	wait_for_idle(data);
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 	return 0;