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path: root/drivers/siox/siox-bus-gpio.c
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2024-06-04siox: bus-gpio: add missing MODULE_DESCRIPTION()Jeff Johnson1-0/+1
make allmodconfig && make W=1 C=1 reports: WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/siox/siox-bus-gpio.o Add the missing invocation of the MODULE_DESCRIPTION() macro. Signed-off-by: Jeff Johnson <quic_jjohnson@quicinc.com> Acked-by: Thorsten Scherer <t.scherer@eckelmann.de> Link: https://lore.kernel.org/r/20240530-md-siox-bus-gpio-v1-1-6a2f943ac8ad@quicinc.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-03-09siox: bus-gpio: Simplify using devm_siox_* functionsUwe Kleine-König1-44/+20
With the devm variant of siox_master_allocate() and siox_master_register() the remove callback can be dropped. This also simplifies the error paths in the probe function. Acked-by: Thorsten Scherer <t.scherer@eckelmann.de> Link: https://lore.kernel.org/r/e3c598de536deadc7efef9c21ccb49d31eb240a9.1708328466.git.u.kleine-koenig@pengutronix.de Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
2024-03-09siox: Don't pass the reference on a master in siox_master_register()Uwe Kleine-König1-0/+2
While it's technically fine to pass the ownership of the reference on a struct siox_master from the caller of siox_master_register() to the framework this is hard to use. Instead let the framework take its own reference (that is freed in siox_master_unregister()) and drop the bus driver's reference in its remove callback. Acked-by: Thorsten Scherer <t.scherer@eckelmann.de> Link: https://lore.kernel.org/r/1e8d09d17848e58e8fc6a46278b5e8fb0cf4618a.1708328466.git.u.kleine-koenig@pengutronix.de Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
2021-06-24siox: Simplify error handling via dev_err_probe()Thorsten Scherer1-9/+10
commit a787e5400a1c ("driver core: add device probe log helper") introduced a helper for a common error checking pattern. Use it. Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Thorsten Scherer <t.scherer@eckelmann.de> Link: https://lore.kernel.org/r/20210616061736.3786173-2-t.scherer@eckelmann.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-07-07headers: separate linux/mod_devicetable.h from linux/platform_device.hRandy Dunlap1-0/+1
At over 4000 #includes, <linux/platform_device.h> is the 9th most #included header file in the Linux kernel. It does not need <linux/mod_devicetable.h>, so drop that header and explicitly add <linux/mod_devicetable.h> to source files that need it. 4146 #include <linux/platform_device.h> After this patch, there are 225 files that use <linux/mod_devicetable.h>, for a reduction of around 3900 times that <linux/mod_devicetable.h> does not have to be read & parsed. 225 #include <linux/mod_devicetable.h> This patch was build-tested on 20 different arch-es. It also makes these drivers SubmitChecklist#1 compliant. Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Reported-by: kbuild test robot <lkp@intel.com> # drivers/media/platform/vimc/ Reported-by: kbuild test robot <lkp@intel.com> # drivers/pinctrl/pinctrl-u300.c Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-12-19siox: add gpio bus driverUwe Kleine-König1-0/+172
This bus driver uses GPIOs to control the four SIOX bus lines. Acked-by: Gavin Schenk <g.schenk@eckelmann.de> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>