[PATCH v3 04/12] gpiolib: remove gpio_set_debounce
From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: 2023-02-07 14:31:34
Also in:
linux-acpi, linux-arch, linux-devicetree, linux-doc, linux-gpio, linux-input, linux-m68k, linux-media, linux-omap, linux-samsung-soc, linux-sh, linux-wireless, lkml, netdev
Subsystem:
chinese documentation, documentation, gpio subsystem, input (keyboard, mouse, joystick, touchscreen) drivers, the rest, traditional chinese documentation · Maintainers:
Alex Shi, Yanteng Si, Jonathan Corbet, Linus Walleij, Bartosz Golaszewski, Dmitry Torokhov, Linus Torvalds, Hu Haowen
From: Arnd Bergmann <arnd@arndb.de> gpio_set_debounce() only has a single user, which is trivially converted to gpiod_set_debounce(). Signed-off-by: Arnd Bergmann <arnd@arndb.de> Reviewed-by: Linus Walleij <redacted> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> --- Documentation/driver-api/gpio/legacy.rst | 2 -- .../zh_CN/driver-api/gpio/legacy.rst | 1 - Documentation/translations/zh_TW/gpio.txt | 1 - drivers/input/touchscreen/ads7846.c | 24 ++++++++++++------- include/linux/gpio.h | 10 -------- 5 files changed, 15 insertions(+), 23 deletions(-)
diff --git a/Documentation/driver-api/gpio/legacy.rst b/Documentation/driver-api/gpio/legacy.rst
index a0559d93efd1..e0306e78e34b 100644
--- a/Documentation/driver-api/gpio/legacy.rst
+++ b/Documentation/driver-api/gpio/legacy.rst@@ -238,8 +238,6 @@ setup or driver probe/teardown code, so this is an easy constraint.):: ## gpio_free_array() gpio_free() - gpio_set_debounce() - Claiming and Releasing GPIOs
diff --git a/Documentation/translations/zh_CN/driver-api/gpio/legacy.rst b/Documentation/translations/zh_CN/driver-api/gpio/legacy.rst
index 74fa473bb504..dee2a0517c1c 100644
--- a/Documentation/translations/zh_CN/driver-api/gpio/legacy.rst
+++ b/Documentation/translations/zh_CN/driver-api/gpio/legacy.rst@@ -219,7 +219,6 @@ GPIO 值的命令需要等待其信息排到队首才发送命令，再获得其 ## gpio_free_array() gpio_free() - gpio_set_debounce()
diff --git a/Documentation/translations/zh_TW/gpio.txt b/Documentation/translations/zh_TW/gpio.txt
index 1b986bbb0909..dc608358d90a 100644
--- a/Documentation/translations/zh_TW/gpio.txt
+++ b/Documentation/translations/zh_TW/gpio.txt@@ -226,7 +226,6 @@ GPIO 值的命令需要等待其信息排到隊首才發送命令，再獲得其 ## gpio_free_array() gpio_free() - gpio_set_debounce()
diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c
index 17f11bce8113..a9a4a7f7d315 100644
--- a/drivers/input/touchscreen/ads7846.c
+++ b/drivers/input/touchscreen/ads7846.c@@ -25,8 +25,8 @@ #include <linux/slab.h> #include <linux/pm.h> #include <linux/of.h> -#include <linux/of_gpio.h> #include <linux/of_device.h> +#include <linux/gpio/consumer.h> #include <linux/gpio.h> #include <linux/spi/spi.h> #include <linux/spi/ads7846.h>
@@ -999,7 +999,6 @@ static int ads7846_setup_pendown(struct spi_device *spi, if (pdata->get_pendown_state) { ts->get_pendown_state = pdata->get_pendown_state; } else if (gpio_is_valid(pdata->gpio_pendown)) { - err = devm_gpio_request_one(&spi->dev, pdata->gpio_pendown, GPIOF_IN, "ads7846_pendown"); if (err) {
@@ -1010,14 +1009,21 @@ static int ads7846_setup_pendown(struct spi_device *spi, } ts->gpio_pendown = pdata->gpio_pendown; - - if (pdata->gpio_pendown_debounce) - gpio_set_debounce(pdata->gpio_pendown, - pdata->gpio_pendown_debounce); } else { - dev_err(&spi->dev, "no get_pendown_state nor gpio_pendown?\n"); - return -EINVAL; + struct gpio_desc *desc; + + desc = devm_gpiod_get(&spi->dev, "pendown", GPIOD_IN); + if (IS_ERR(desc)) { + dev_err(&spi->dev, "no get_pendown_state nor gpio_pendown?\n"); + return PTR_ERR(desc); + } + gpiod_set_consumer_name(desc, "ads7846_pendown"); + + ts->gpio_pendown = desc_to_gpio(desc); } + if (pdata->gpio_pendown_debounce) + gpiod_set_debounce(gpio_to_desc(ts->gpio_pendown), + pdata->gpio_pendown_debounce); return 0; }
@@ -1194,7 +1200,7 @@ static const struct ads7846_platform_data *ads7846_probe_dt(struct device *dev) pdata->wakeup = of_property_read_bool(node, "wakeup-source") || of_property_read_bool(node, "linux,wakeup"); - pdata->gpio_pendown = of_get_named_gpio(dev->of_node, "pendown-gpio", 0); + pdata->gpio_pendown = -ENOENT; return pdata; }
diff --git a/include/linux/gpio.h b/include/linux/gpio.h
index 6719a82eeec5..220e8656f2ab 100644
--- a/include/linux/gpio.h
+++ b/include/linux/gpio.h@@ -100,11 +100,6 @@ static inline int gpio_direction_output(unsigned gpio, int value) return gpiod_direction_output_raw(gpio_to_desc(gpio), value); } -static inline int gpio_set_debounce(unsigned gpio, unsigned debounce) -{ - return gpiod_set_debounce(gpio_to_desc(gpio), debounce); -} - static inline int gpio_get_value_cansleep(unsigned gpio) { return gpiod_get_raw_value_cansleep(gpio_to_desc(gpio));
@@ -215,11 +210,6 @@ static inline int gpio_direction_output(unsigned gpio, int value) return -ENOSYS; } -static inline int gpio_set_debounce(unsigned gpio, unsigned debounce) -{ - return -ENOSYS; -} - static inline int gpio_get_value(unsigned gpio) { /* GPIO can never have been requested or set as {in,out}put */
--
2.39.1