change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/drivers/spi/spi-omap-100k.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * OMAP7xx SPI 100k controller driver
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  * Author: Fabrice Crohas <fcrohas@gmail.com>
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@@ -6,16 +7,6 @@
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  * Copyright (C) 2005, 2006 Nokia Corporation
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  * Author:      Samuel Ortiz <samuel.ortiz@nokia.com> and
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  *              Juha Yrj�l� <juha.yrjola@nokia.com>
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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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 #include <linux/kernel.h>
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 #include <linux/init.h>
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@@ -28,7 +19,6 @@
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 #include <linux/err.h>
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 #include <linux/clk.h>
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 #include <linux/io.h>
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-#include <linux/gpio.h>
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 #include <linux/slab.h>
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 #include <linux/spi/spi.h>
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@@ -137,7 +127,7 @@
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 static int spi100k_read_data(struct spi_master *master, int len)
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 {
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-	int dataH, dataL;
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+	int dataL;
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 	struct omap1_spi100k *spi100k = spi_master_get_devdata(master);
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 	/* Always do at least 16 bits */
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@@ -155,7 +145,7 @@
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 	udelay(1000);
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 	dataL = readw(spi100k->base + SPI_RX_LSB);
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-	dataH = readw(spi100k->base + SPI_RX_MSB);
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+	readw(spi100k->base + SPI_RX_MSB);
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 	spi100k_disable_clock(master);
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 	return dataL;
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@@ -330,8 +320,7 @@
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 			}
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 		}
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-		if (t->delay_usecs)
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-			udelay(t->delay_usecs);
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+		spi_transfer_delay_exec(t);
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 		/* ignore the "leave it on after last xfer" hint */
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@@ -425,6 +414,7 @@
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 	return status;
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 err_fck:
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+	pm_runtime_disable(&pdev->dev);
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 	clk_disable_unprepare(spi100k->fck);
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 err_ick:
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 	clk_disable_unprepare(spi100k->ick);