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author | Hauke Mehrtens <hauke@hauke-m.de> | 2018-11-01 17:57:55 +0100 |
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committer | Hauke Mehrtens <hauke@hauke-m.de> | 2018-12-15 12:50:06 +0100 |
commit | 52a82ce3dd901a1536c7d7d9d963e9c2d761c816 (patch) | |
tree | 79020fb59420fcea7bdc4b12272f7251e101fe64 /target/linux/generic/pending-4.19/131-spi-use-gpio_set_value_cansleep-for-setting-chipsele.patch | |
parent | a272af75cd8c67d265400f96c1e6bb172315c23c (diff) | |
download | upstream-52a82ce3dd901a1536c7d7d9d963e9c2d761c816.tar.gz upstream-52a82ce3dd901a1536c7d7d9d963e9c2d761c816.tar.bz2 upstream-52a82ce3dd901a1536c7d7d9d963e9c2d761c816.zip |
kernel: Copy patches from kernel 4.14 to 4.19
This just copies the files from the kernel 4.14 specific folders into
the kernel 4.19 specific folder, no changes are done to the files in
this commit.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Diffstat (limited to 'target/linux/generic/pending-4.19/131-spi-use-gpio_set_value_cansleep-for-setting-chipsele.patch')
-rw-r--r-- | target/linux/generic/pending-4.19/131-spi-use-gpio_set_value_cansleep-for-setting-chipsele.patch | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/target/linux/generic/pending-4.19/131-spi-use-gpio_set_value_cansleep-for-setting-chipsele.patch b/target/linux/generic/pending-4.19/131-spi-use-gpio_set_value_cansleep-for-setting-chipsele.patch new file mode 100644 index 0000000000..9603385aed --- /dev/null +++ b/target/linux/generic/pending-4.19/131-spi-use-gpio_set_value_cansleep-for-setting-chipsele.patch @@ -0,0 +1,20 @@ +From: Felix Fietkau <nbd@nbd.name> +Subject: spi: use gpio_set_value_cansleep for setting chipselect GPIO + +Sleeping is safe inside spi_transfer_one_message, and some GPIO chips +need to sleep for setting values + +Signed-off-by: Felix Fietkau <nbd@nbd.name> +--- + +--- a/drivers/spi/spi.c ++++ b/drivers/spi/spi.c +@@ -729,7 +729,7 @@ static void spi_set_cs(struct spi_device + enable = !enable; + + if (gpio_is_valid(spi->cs_gpio)) { +- gpio_set_value(spi->cs_gpio, !enable); ++ gpio_set_value_cansleep(spi->cs_gpio, !enable); + /* Some SPI masters need both GPIO CS & slave_select */ + if ((spi->controller->flags & SPI_MASTER_GPIO_SS) && + spi->controller->set_cs) |