47 lines
1.7 KiB
Diff
Executable file
47 lines
1.7 KiB
Diff
Executable file
From 589ebad15051f452feb95719db6b219dc221af40 Mon Sep 17 00:00:00 2001
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From: Holger Freyther <zecke@openmoko.org>
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Date: Fri, 25 Jul 2008 23:06:18 +0100
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Subject: [PATCH] From cede5c6c9b06ecbb0f7f2df7b7070092b87ddaf8 Mon Sep 17 00:00:00 2001
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Subject: [PATCH] [pcf50633] Avoid ooops on start with inserted usb cable
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The pcf50633_global might not be initialized when we get the first
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usb interrupt. We would oops inside the dev_err because we made up
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a struct device.
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Signed-Off-By: Holger Freyther <zecke@openmoko.org>
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---
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arch/arm/mach-s3c2440/mach-gta02.c | 3 +++
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drivers/i2c/chips/pcf50633.c | 4 +---
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2 files changed, 4 insertions(+), 3 deletions(-)
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diff --git a/arch/arm/mach-s3c2440/mach-gta02.c b/arch/arm/mach-s3c2440/mach-gta02.c
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index 7118332..b3d3797 100644
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--- a/arch/arm/mach-s3c2440/mach-gta02.c
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+++ b/arch/arm/mach-s3c2440/mach-gta02.c
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@@ -883,6 +883,9 @@ static void gta02_udc_command(enum s3c2410_udc_cmd_e cmd)
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static void gta02_udc_vbus_draw(unsigned int ma)
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{
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+ if (!pcf50633_global)
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+ return;
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+
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pcf50633_notify_usb_current_limit_change(pcf50633_global, ma);
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}
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diff --git a/drivers/i2c/chips/pcf50633.c b/drivers/i2c/chips/pcf50633.c
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index ead4273..76bb886 100644
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--- a/drivers/i2c/chips/pcf50633.c
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+++ b/drivers/i2c/chips/pcf50633.c
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@@ -690,9 +690,7 @@ int pcf50633_notify_usb_current_limit_change(struct pcf50633_data *pcf,
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* have to bail with error since we can't even schedule the work
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*/
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if (!pcf) {
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- dev_err(&pcf->client.dev,
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- "pcf50633_notify_usb_current_limit_change "
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- "called with NULL pcf\n");
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+ printk(KERN_ERR "pcf50633_notify_usb_current_limit called with NULL pcf\n");
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return -EBUSY;
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}
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--
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1.5.6.3
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