Messages in this thread | | | Date | Mon, 5 Jun 2017 11:36:35 +0100 | From | Lee Jones <> | Subject | Re: [PATCH 1/4] mfd: da903x: Make it explicitly non-modular |
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On Sat, 03 Jun 2017, Paul Gortmaker wrote:
> The Kconfig currently controlling compilation of this code is: > > drivers/mfd/Kconfig:config PMIC_DA903X > drivers/mfd/Kconfig: bool "Dialog Semiconductor DA9030/DA9034 PMIC Support" > > ...meaning that it currently is not being built as a module by anyone. > > Remove the modular code that is essentially orphaned, so that > when reading the driver there is no doubt it is builtin-only. > > Also explicitly disallow a driver unbind, since that doesn't have a > sensible use case anyway, and it allows us to drop the ".remove" > code for non-modular drivers.
Do this device resides only on platforms which cannot be shut down, right?
> Since module_init was not in use by this code, the init ordering > remains unchanged with this commit. > > We replace module.h with init.h and export.h ; the latter since this > file does export some syms. > > Also note that MODULE_DEVICE_TABLE is a no-op for non-modular code. > > We also delete the MODULE_LICENSE tag etc. since all that information > is already contained at the top of the file in the comments. > > Cc: Support Opensource <support.opensource@diasemi.com> > Cc: Lee Jones <lee.jones@linaro.org> > Cc: Eric Miao <eric.miao@marvell.com> > Cc: Mike Rapoport <mike@compulab.co.il> > Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> > --- > drivers/mfd/da903x.c | 26 +++----------------------- > 1 file changed, 3 insertions(+), 23 deletions(-) > > diff --git a/drivers/mfd/da903x.c b/drivers/mfd/da903x.c > index 09f367571c58..78edb0558a0f 100644 > --- a/drivers/mfd/da903x.c > +++ b/drivers/mfd/da903x.c > @@ -13,7 +13,7 @@ > */ > > #include <linux/kernel.h> > -#include <linux/module.h> > +#include <linux/init.h> > #include <linux/interrupt.h> > #include <linux/platform_device.h> > #include <linux/i2c.h> > @@ -446,7 +446,6 @@ static const struct i2c_device_id da903x_id_table[] = { > { "da9034", 1 }, > { }, > }; > -MODULE_DEVICE_TABLE(i2c, da903x_id_table); > > static int __remove_subdev(struct device *dev, void *unused) > { > @@ -535,20 +534,12 @@ static int da903x_probe(struct i2c_client *client, > return da903x_add_subdevs(chip, pdata); > } > > -static int da903x_remove(struct i2c_client *client) > -{ > - struct da903x_chip *chip = i2c_get_clientdata(client); > - > - da903x_remove_subdevs(chip); > - return 0; > -} > - > static struct i2c_driver da903x_driver = { > .driver = { > - .name = "da903x", > + .name = "da903x", > + .suppress_bind_attrs = true, > }, > .probe = da903x_probe, > - .remove = da903x_remove, > .id_table = da903x_id_table, > }; > > @@ -557,14 +548,3 @@ static int __init da903x_init(void) > return i2c_add_driver(&da903x_driver); > } > subsys_initcall(da903x_init); > - > -static void __exit da903x_exit(void) > -{ > - i2c_del_driver(&da903x_driver); > -} > -module_exit(da903x_exit); > - > -MODULE_DESCRIPTION("PMIC Driver for Dialog Semiconductor DA9034"); > -MODULE_AUTHOR("Eric Miao <eric.miao@marvell.com>"); > -MODULE_AUTHOR("Mike Rapoport <mike@compulab.co.il>"); > -MODULE_LICENSE("GPL v2");
-- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog
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