Message ID | 1449669005-6835-1-git-send-email-linus.walleij@linaro.org |
---|---|
State | New |
Headers | show |
On 09/12/15 13:50, Linus Walleij wrote: > This makes the driver use the data pointer added to the gpio_chip > to store a pointer to the state container instead of relying on > container_of(). > > Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> > Cc: Martyn Welch <martyn@welchs.me.uk> > Cc: Manohar Vanga <manohar.vanga@gmail.com> > Cc: devel@driverdev.osuosl.org > Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-of-by: Martyn Welch <martyn@welchs.me.uk> > --- > Greg, please ACK this so I can take this through the GPIO tree. > --- > drivers/staging/vme/devices/vme_pio2_gpio.c | 17 ++++++----------- > 1 file changed, 6 insertions(+), 11 deletions(-) > > diff --git a/drivers/staging/vme/devices/vme_pio2_gpio.c b/drivers/staging/vme/devices/vme_pio2_gpio.c > index 77901b345a71..a2b740ab7ffe 100644 > --- a/drivers/staging/vme/devices/vme_pio2_gpio.c > +++ b/drivers/staging/vme/devices/vme_pio2_gpio.c > @@ -17,7 +17,7 @@ > #include <linux/device.h> > #include <linux/platform_device.h> > #include <linux/ctype.h> > -#include <linux/gpio.h> > +#include <linux/gpio/driver.h> > #include <linux/slab.h> > #include <linux/vme.h> > > @@ -25,16 +25,11 @@ > > static const char driver_name[] = "pio2_gpio"; > > -static struct pio2_card *gpio_to_pio2_card(struct gpio_chip *chip) > -{ > - return container_of(chip, struct pio2_card, gc); > -} > - > static int pio2_gpio_get(struct gpio_chip *chip, unsigned int offset) > { > u8 reg; > int retval; > - struct pio2_card *card = gpio_to_pio2_card(chip); > + struct pio2_card *card = gpiochip_get_data(chip); > > if ((card->bank[PIO2_CHANNEL_BANK[offset]].config == OUTPUT) | > (card->bank[PIO2_CHANNEL_BANK[offset]].config == NOFIT)) { > @@ -72,7 +67,7 @@ static void pio2_gpio_set(struct gpio_chip *chip, unsigned int offset, > { > u8 reg; > int retval; > - struct pio2_card *card = gpio_to_pio2_card(chip); > + struct pio2_card *card = gpiochip_get_data(chip); > > if ((card->bank[PIO2_CHANNEL_BANK[offset]].config == INPUT) | > (card->bank[PIO2_CHANNEL_BANK[offset]].config == NOFIT)) { > @@ -102,7 +97,7 @@ static void pio2_gpio_set(struct gpio_chip *chip, unsigned int offset, > static int pio2_gpio_dir_in(struct gpio_chip *chip, unsigned offset) > { > int data; > - struct pio2_card *card = gpio_to_pio2_card(chip); > + struct pio2_card *card = gpiochip_get_data(chip); > > if ((card->bank[PIO2_CHANNEL_BANK[offset]].config == OUTPUT) | > (card->bank[PIO2_CHANNEL_BANK[offset]].config == NOFIT)) { > @@ -121,7 +116,7 @@ static int pio2_gpio_dir_in(struct gpio_chip *chip, unsigned offset) > static int pio2_gpio_dir_out(struct gpio_chip *chip, unsigned offset, int value) > { > int data; > - struct pio2_card *card = gpio_to_pio2_card(chip); > + struct pio2_card *card = gpiochip_get_data(chip); > > if ((card->bank[PIO2_CHANNEL_BANK[offset]].config == INPUT) | > (card->bank[PIO2_CHANNEL_BANK[offset]].config == NOFIT)) { > @@ -207,7 +202,7 @@ int pio2_gpio_init(struct pio2_card *card) > card->gc.set = pio2_gpio_set; > > /* This function adds a memory mapped GPIO chip */ > - retval = gpiochip_add(&(card->gc)); > + retval = gpiochip_add_data(&(card->gc), card); > if (retval) { > dev_err(&card->vdev->dev, "Unable to register GPIO\n"); > kfree(card->gc.label); -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Fri, Dec 11, 2015 at 7:58 AM, Martyn Welch <martyn@welchs.me.uk> wrote: > On 09/12/15 13:50, Linus Walleij wrote: >> >> This makes the driver use the data pointer added to the gpio_chip >> to store a pointer to the state container instead of relying on >> container_of(). >> >> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> >> Cc: Martyn Welch <martyn@welchs.me.uk> >> Cc: Manohar Vanga <manohar.vanga@gmail.com> >> Cc: devel@driverdev.osuosl.org >> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> > > > Signed-of-by: Martyn Welch <martyn@welchs.me.uk> Signed-off is for the delivery path so I assume you meant Acked-by and I added that. Yours, Linus Walleij -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On 14/12/15 14:14, Linus Walleij wrote: > On Fri, Dec 11, 2015 at 7:58 AM, Martyn Welch <martyn@welchs.me.uk> wrote: >> On 09/12/15 13:50, Linus Walleij wrote: >>> This makes the driver use the data pointer added to the gpio_chip >>> to store a pointer to the state container instead of relying on >>> container_of(). >>> >>> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> >>> Cc: Martyn Welch <martyn@welchs.me.uk> >>> Cc: Manohar Vanga <manohar.vanga@gmail.com> >>> Cc: devel@driverdev.osuosl.org >>> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> >> >> Signed-of-by: Martyn Welch <martyn@welchs.me.uk> > Signed-off is for the delivery path so I assume you meant > Acked-by and I added that. Yeah, no problem. Martyn > Yours, > Linus Walleij -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Wed, Dec 09, 2015 at 02:50:05PM +0100, Linus Walleij wrote: > This makes the driver use the data pointer added to the gpio_chip > to store a pointer to the state container instead of relying on > container_of(). > > Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> > Cc: Martyn Welch <martyn@welchs.me.uk> > Cc: Manohar Vanga <manohar.vanga@gmail.com> > Cc: devel@driverdev.osuosl.org > Signed-off-by: Linus Walleij <linus.walleij@linaro.org> > --- > Greg, please ACK this so I can take this through the GPIO tree. Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/staging/vme/devices/vme_pio2_gpio.c b/drivers/staging/vme/devices/vme_pio2_gpio.c index 77901b345a71..a2b740ab7ffe 100644 --- a/drivers/staging/vme/devices/vme_pio2_gpio.c +++ b/drivers/staging/vme/devices/vme_pio2_gpio.c @@ -17,7 +17,7 @@ #include <linux/device.h> #include <linux/platform_device.h> #include <linux/ctype.h> -#include <linux/gpio.h> +#include <linux/gpio/driver.h> #include <linux/slab.h> #include <linux/vme.h> @@ -25,16 +25,11 @@ static const char driver_name[] = "pio2_gpio"; -static struct pio2_card *gpio_to_pio2_card(struct gpio_chip *chip) -{ - return container_of(chip, struct pio2_card, gc); -} - static int pio2_gpio_get(struct gpio_chip *chip, unsigned int offset) { u8 reg; int retval; - struct pio2_card *card = gpio_to_pio2_card(chip); + struct pio2_card *card = gpiochip_get_data(chip); if ((card->bank[PIO2_CHANNEL_BANK[offset]].config == OUTPUT) | (card->bank[PIO2_CHANNEL_BANK[offset]].config == NOFIT)) { @@ -72,7 +67,7 @@ static void pio2_gpio_set(struct gpio_chip *chip, unsigned int offset, { u8 reg; int retval; - struct pio2_card *card = gpio_to_pio2_card(chip); + struct pio2_card *card = gpiochip_get_data(chip); if ((card->bank[PIO2_CHANNEL_BANK[offset]].config == INPUT) | (card->bank[PIO2_CHANNEL_BANK[offset]].config == NOFIT)) { @@ -102,7 +97,7 @@ static void pio2_gpio_set(struct gpio_chip *chip, unsigned int offset, static int pio2_gpio_dir_in(struct gpio_chip *chip, unsigned offset) { int data; - struct pio2_card *card = gpio_to_pio2_card(chip); + struct pio2_card *card = gpiochip_get_data(chip); if ((card->bank[PIO2_CHANNEL_BANK[offset]].config == OUTPUT) | (card->bank[PIO2_CHANNEL_BANK[offset]].config == NOFIT)) { @@ -121,7 +116,7 @@ static int pio2_gpio_dir_in(struct gpio_chip *chip, unsigned offset) static int pio2_gpio_dir_out(struct gpio_chip *chip, unsigned offset, int value) { int data; - struct pio2_card *card = gpio_to_pio2_card(chip); + struct pio2_card *card = gpiochip_get_data(chip); if ((card->bank[PIO2_CHANNEL_BANK[offset]].config == INPUT) | (card->bank[PIO2_CHANNEL_BANK[offset]].config == NOFIT)) { @@ -207,7 +202,7 @@ int pio2_gpio_init(struct pio2_card *card) card->gc.set = pio2_gpio_set; /* This function adds a memory mapped GPIO chip */ - retval = gpiochip_add(&(card->gc)); + retval = gpiochip_add_data(&(card->gc), card); if (retval) { dev_err(&card->vdev->dev, "Unable to register GPIO\n"); kfree(card->gc.label);
This makes the driver use the data pointer added to the gpio_chip to store a pointer to the state container instead of relying on container_of(). Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Martyn Welch <martyn@welchs.me.uk> Cc: Manohar Vanga <manohar.vanga@gmail.com> Cc: devel@driverdev.osuosl.org Signed-off-by: Linus Walleij <linus.walleij@linaro.org> --- Greg, please ACK this so I can take this through the GPIO tree. --- drivers/staging/vme/devices/vme_pio2_gpio.c | 17 ++++++----------- 1 file changed, 6 insertions(+), 11 deletions(-)