From: Bartosz Golaszewski <brgl@bgdev.pl>
To: Linus Walleij <linus.walleij@linaro.org>,
Bartosz Golaszewski <brgl@bgdev.pl>,
Kuppuswamy Sathyanarayanan
<sathyanarayanan.kuppuswamy@linux.intel.com>,
Andy Shevchenko <andy@kernel.org>,
Shubhrajyoti Datta <shubhrajyoti.datta@amd.com>,
Srinivas Neeli <srinivas.neeli@amd.com>,
Michal Simek <michal.simek@amd.com>,
Nandor Han <nandor.han@ge.com>
Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org,
patches@opensource.cirrus.com,
linux-arm-kernel@lists.infradead.org,
Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Subject: [PATCH 01/19] gpio: vx855: use new GPIO line value setter callbacks
Date: Wed, 09 Jul 2025 08:41:38 +0200 [thread overview]
Message-ID: <20250709-gpiochip-set-rv-gpio-remaining-v1-1-b8950f69618d@linaro.org> (raw)
In-Reply-To: <20250709-gpiochip-set-rv-gpio-remaining-v1-0-b8950f69618d@linaro.org>
From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
struct gpio_chip now has callbacks for setting line values that return
an integer, allowing to indicate failures. Convert the driver to using
them.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
---
drivers/gpio/gpio-vx855.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/gpio/gpio-vx855.c b/drivers/gpio/gpio-vx855.c
index 8fd6c3913d6935da37454647cf7500d91c82e0c8..a3bceac7854c0632c2f7891783be41521fd1f53c 100644
--- a/drivers/gpio/gpio-vx855.c
+++ b/drivers/gpio/gpio-vx855.c
@@ -127,8 +127,7 @@ static int vx855gpio_get(struct gpio_chip *gpio, unsigned int nr)
return ret;
}
-static void vx855gpio_set(struct gpio_chip *gpio, unsigned int nr,
- int val)
+static int vx855gpio_set(struct gpio_chip *gpio, unsigned int nr, int val)
{
struct vx855_gpio *vg = gpiochip_get_data(gpio);
unsigned long flags;
@@ -136,7 +135,7 @@ static void vx855gpio_set(struct gpio_chip *gpio, unsigned int nr,
/* True GPI cannot be switched to output mode */
if (nr < NR_VX855_GPI)
- return;
+ return -EPERM;
spin_lock_irqsave(&vg->lock, flags);
reg_out = inl(vg->io_gpo);
@@ -153,6 +152,8 @@ static void vx855gpio_set(struct gpio_chip *gpio, unsigned int nr,
}
outl(reg_out, vg->io_gpo);
spin_unlock_irqrestore(&vg->lock, flags);
+
+ return 0;
}
static int vx855gpio_direction_output(struct gpio_chip *gpio,
@@ -215,7 +216,7 @@ static void vx855gpio_gpio_setup(struct vx855_gpio *vg)
c->direction_input = vx855gpio_direction_input;
c->direction_output = vx855gpio_direction_output;
c->get = vx855gpio_get;
- c->set = vx855gpio_set;
+ c->set_rv = vx855gpio_set;
c->set_config = vx855gpio_set_config;
c->dbg_show = NULL;
c->base = 0;
--
2.48.1
next prev parent reply other threads:[~2025-07-09 6:42 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-09 6:41 [PATCH 00/19] gpio: use new GPIO line value setter callbacks in remaining drivers Bartosz Golaszewski
2025-07-09 6:41 ` Bartosz Golaszewski [this message]
2025-07-09 6:41 ` [PATCH 02/19] gpio: wcd934x: check the return value of regmap_update_bits() Bartosz Golaszewski
2025-07-09 6:41 ` [PATCH 03/19] gpio: wcd934x: use new GPIO line value setter callbacks Bartosz Golaszewski
2025-07-09 6:41 ` [PATCH 04/19] gpio: wcove: " Bartosz Golaszewski
2025-07-09 8:32 ` Andy Shevchenko
2025-07-09 8:41 ` Andy Shevchenko
2025-07-09 14:21 ` Sathyanarayanan Kuppuswamy
2025-07-09 6:41 ` [PATCH 05/19] gpio: winbond: " Bartosz Golaszewski
2025-07-09 6:41 ` [PATCH 06/19] gpio: wm831x: " Bartosz Golaszewski
2025-07-09 9:41 ` Charles Keepax
2025-07-09 6:41 ` [PATCH 07/19] gpio: wm8350: " Bartosz Golaszewski
2025-07-09 9:42 ` Charles Keepax
2025-07-09 6:41 ` [PATCH 08/19] gpio: wm8994: " Bartosz Golaszewski
2025-07-09 9:43 ` Charles Keepax
2025-07-09 6:41 ` [PATCH 09/19] gpio: xgene: " Bartosz Golaszewski
2025-07-09 6:41 ` [PATCH 10/19] gpio: xilinx: " Bartosz Golaszewski
2025-07-09 6:41 ` [PATCH 11/19] gpio: xlp: drop unneeded ngpio checks Bartosz Golaszewski
2025-07-09 6:41 ` [PATCH 12/19] gpio: xlp: use new GPIO line value setter callbacks Bartosz Golaszewski
2025-07-09 6:41 ` [PATCH 13/19] gpio: xra1403: " Bartosz Golaszewski
2025-07-09 6:41 ` [PATCH 14/19] gpio: xtensa: remove unneeded .set() callback Bartosz Golaszewski
2025-07-09 6:41 ` [PATCH 15/19] gpio: xtensa: use new GPIO line value setter callbacks Bartosz Golaszewski
2025-07-09 6:41 ` [PATCH 16/19] gpio: zevio: " Bartosz Golaszewski
2025-07-09 6:41 ` [PATCH 17/19] gpio: zynq: " Bartosz Golaszewski
2025-07-09 6:41 ` [PATCH 18/19] gpio: zynqmp-modepin: " Bartosz Golaszewski
2025-07-09 6:41 ` [PATCH 19/19] gpio: zynqmp-modepin: set line value in .direction_output() Bartosz Golaszewski
2025-07-15 7:56 ` (subset) [PATCH 00/19] gpio: use new GPIO line value setter callbacks in remaining drivers Bartosz Golaszewski
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