diff options
Diffstat (limited to 'target/linux/octeontx/patches-5.4/0002-gpio-thunderx-fix-irq_request_resources.patch')
-rw-r--r-- | target/linux/octeontx/patches-5.4/0002-gpio-thunderx-fix-irq_request_resources.patch | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/target/linux/octeontx/patches-5.4/0002-gpio-thunderx-fix-irq_request_resources.patch b/target/linux/octeontx/patches-5.4/0002-gpio-thunderx-fix-irq_request_resources.patch deleted file mode 100644 index 44d91da529..0000000000 --- a/target/linux/octeontx/patches-5.4/0002-gpio-thunderx-fix-irq_request_resources.patch +++ /dev/null @@ -1,41 +0,0 @@ -From e8287ec10f21877eb0ac4c1fb4e89e42d8bc10da Mon Sep 17 00:00:00 2001 -From: Tim Harvey <tharvey@gateworks.com> -Date: Wed, 11 Mar 2020 08:19:45 -0700 -Subject: [PATCH 2/7] gpio: thunderx: fix irq_request_resources - -If there are no parent resources do not call irq_chip_request_resources_parent -at all as this will return an error. - -This resolves a regression where devices using a thunderx gpio as an interrupt -would fail probing. - -Fixes: 0d04d0c ("gpio: thunderx: Use the default parent apis for {request,release}_resources") -Signed-off-by: Tim Harvey <tharvey@gateworks.com> ---- - drivers/gpio/gpio-thunderx.c | 9 ++++++--- - 1 file changed, 6 insertions(+), 3 deletions(-) - ---- a/drivers/gpio/gpio-thunderx.c -+++ b/drivers/gpio/gpio-thunderx.c -@@ -363,15 +363,18 @@ static int thunderx_gpio_irq_request_res - { - struct thunderx_line *txline = irq_data_get_irq_chip_data(data); - struct thunderx_gpio *txgpio = txline->txgpio; -+ struct irq_data *parent_data = data->parent_data; - int r; - - r = gpiochip_lock_as_irq(&txgpio->chip, txline->line); - if (r) - return r; - -- r = irq_chip_request_resources_parent(data); -- if (r) -- gpiochip_unlock_as_irq(&txgpio->chip, txline->line); -+ if (parent_data && parent_data->chip->irq_request_resources) { -+ r = irq_chip_request_resources_parent(data); -+ if (r) -+ gpiochip_unlock_as_irq(&txgpio->chip, txline->line); -+ } - - return r; - } |