diff options
Diffstat (limited to 'target/linux/s3c24xx/patches-2.6.24/1275-lis302dl-allow-unloading-module.patch.patch')
| -rw-r--r-- | target/linux/s3c24xx/patches-2.6.24/1275-lis302dl-allow-unloading-module.patch.patch | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/target/linux/s3c24xx/patches-2.6.24/1275-lis302dl-allow-unloading-module.patch.patch b/target/linux/s3c24xx/patches-2.6.24/1275-lis302dl-allow-unloading-module.patch.patch new file mode 100644 index 0000000000..fb7d233976 --- /dev/null +++ b/target/linux/s3c24xx/patches-2.6.24/1275-lis302dl-allow-unloading-module.patch.patch @@ -0,0 +1,38 @@ +From 399efd68e115b6548fe943a7a9fbf04753970e61 Mon Sep 17 00:00:00 2001 +From: Simon Kagstrom <simon.kagstrom@gmail.com> +Date: Wed, 13 Aug 2008 11:27:11 +0100 +Subject: [PATCH] lis302dl-allow-unloading-module.patch + +This patch fixes module unloading for the accelerometer (actually module +loading failed before). The two problems were that the interrupt was not +unregistered, and that the device was left in a "strange" state. + +Signed-off-by: Simon Kagstrom <simon.kagstrom@gmail.com> +--- + drivers/input/misc/lis302dl.c | 6 +++++- + 1 files changed, 5 insertions(+), 1 deletions(-) + +diff --git a/drivers/input/misc/lis302dl.c b/drivers/input/misc/lis302dl.c +index de8478d..b97cae7 100644 +--- a/drivers/input/misc/lis302dl.c ++++ b/drivers/input/misc/lis302dl.c +@@ -462,11 +462,15 @@ static int __devexit lis302dl_remove(struct spi_device *spi) + struct lis302dl_info *lis = dev_get_drvdata(&spi->dev); + unsigned long flags; + +- /* power down the device */ ++ /* Reset and power down the device */ + local_save_flags(flags); ++ reg_write(lis, LIS302DL_REG_CTRL3, 0x00); ++ reg_write(lis, LIS302DL_REG_CTRL2, 0x00); + reg_write(lis, LIS302DL_REG_CTRL1, 0x00); + local_irq_restore(flags); + ++ /* Cleanup resources */ ++ free_irq(lis->spi_dev->irq, lis); + sysfs_remove_group(&spi->dev.kobj, &lis302dl_attr_group); + input_unregister_device(lis->input_dev); + if (lis->input_dev) +-- +1.5.6.5 + |