From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ricardo Ribalda Delgado Subject: [PATCH 10/19] file2alias: Support for serdev devices Date: Tue, 29 May 2018 15:10:05 +0200 Message-ID: <20180529131014.18641-11-ricardo.ribalda@gmail.com> References: <20180529131014.18641-1-ricardo.ribalda@gmail.com> Return-path: In-Reply-To: <20180529131014.18641-1-ricardo.ribalda@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org Cc: Ricardo Ribalda Delgado , Greg Kroah-Hartman , Philippe Ombredanne , Rob Herring , Johan Hovold List-Id: linux-serial@vger.kernel.org This patch allows file2alias to generate the proper module headers to support serdev modalias drivers. Eg: root@qt5022:~# modinfo serdev:ttydev | grep alias alias: serdev:ttydev_serdev alias: serdev:ttydev root@qt5022:~# cat /lib/modules/4.16.0-qtec-standard/modules.alias | grep serdev alias serdev:ttydev_serdev serdev_ttydev alias serdev:ttydev serdev_ttydev Cc: Greg Kroah-Hartman Cc: Philippe Ombredanne Cc: Rob Herring Cc: Johan Hovold Signed-off-by: Ricardo Ribalda Delgado --- scripts/mod/devicetable-offsets.c | 3 +++ scripts/mod/file2alias.c | 11 +++++++++++ 2 files changed, 14 insertions(+) diff --git a/scripts/mod/devicetable-offsets.c b/scripts/mod/devicetable-offsets.c index 9fad6afe4c41..6082c41b7ad7 100644 --- a/scripts/mod/devicetable-offsets.c +++ b/scripts/mod/devicetable-offsets.c @@ -142,6 +142,9 @@ int main(void) DEVID(i2c_device_id); DEVID_FIELD(i2c_device_id, name); + DEVID(serdev_device_id); + DEVID_FIELD(serdev_device_id, name); + DEVID(spi_device_id); DEVID_FIELD(spi_device_id, name); diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c index b9beeaa4695b..dce6df3a159a 100644 --- a/scripts/mod/file2alias.c +++ b/scripts/mod/file2alias.c @@ -955,6 +955,17 @@ static int do_i2c_entry(const char *filename, void *symval, } ADD_TO_DEVTABLE("i2c", i2c_device_id, do_i2c_entry); +/* Looks like: serdev:S */ +static int do_serdev_entry(const char *filename, void *symval, + char *alias) +{ + DEF_FIELD_ADDR(symval, serdev_device_id, name); + sprintf(alias, SERDEV_MODULE_PREFIX "%s", *name); + + return 1; +} +ADD_TO_DEVTABLE("serdev", serdev_device_id, do_serdev_entry); + /* Looks like: spi:S */ static int do_spi_entry(const char *filename, void *symval, char *alias) -- 2.17.0