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| author | Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2023-08-01 21:09:51 +0200 |
|---|---|---|
| committer | Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2023-08-03 15:50:35 +0200 |
| commit | 5a78d5db9c90c9dc84212f40a5f2687b7cafc8ec (patch) | |
| tree | 6d7a1b4a5b302f8221f9d97c48e1022b69a8e908 | |
| parent | 6eaae198076080886b9e7d57f4ae06fa782f90ef (diff) | |
| download | linux-stable-5a78d5db9c90c9dc84212f40a5f2687b7cafc8ec.tar.gz linux-stable-5a78d5db9c90c9dc84212f40a5f2687b7cafc8ec.tar.bz2 linux-stable-5a78d5db9c90c9dc84212f40a5f2687b7cafc8ec.zip | |
gpio: sim: mark the GPIO chip as a one that can sleep
Simulated chips use a mutex for synchronization in driver callbacks so
they must not be called from interrupt context. Set the can_sleep field
of the GPIO chip to true to force users to only use threaded irqs.
Fixes: cb8c474e79be ("gpio: sim: new testing module")
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
| -rw-r--r-- | drivers/gpio/gpio-sim.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-sim.c b/drivers/gpio/gpio-sim.c index 8b49b0abacd5..f1f6f1c32987 100644 --- a/drivers/gpio/gpio-sim.c +++ b/drivers/gpio/gpio-sim.c @@ -429,6 +429,7 @@ static int gpio_sim_add_bank(struct fwnode_handle *swnode, struct device *dev) gc->set_config = gpio_sim_set_config; gc->to_irq = gpio_sim_to_irq; gc->free = gpio_sim_free; + gc->can_sleep = true; ret = devm_gpiochip_add_data(dev, gc, chip); if (ret) |