diff options
author | Markus Elfring <elfring@users.sourceforge.net> | 2024-10-11 18:10:06 +0200 |
---|---|---|
committer | Michael Ellerman <mpe@ellerman.id.au> | 2024-11-14 22:52:43 +1100 |
commit | 2e716f5cdebed2fb98cafffaf626645c2e922dbb (patch) | |
tree | c76b693a46dc783ea6226ae7c9eb94318e25cd76 /arch/powerpc | |
parent | f20b0a03674cef555a5f48b65f81b82868b17cdd (diff) |
powerpc/powermac: Use of_property_match_string() in pmac_has_backlight_type()
Replace an of_get_property() call by of_property_match_string()
so that this function implementation can be simplified.
Suggested-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Link: https://lore.kernel.org/linuxppc-dev/d9bdc1b6-ea7e-47aa-80aa-02ae649abf72@csgroup.eu/
Suggested-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/linuxppc-dev/87cyk97ufp.fsf@mail.lhotse/
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Reviewed-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://patch.msgid.link/ede25e03-7a14-4787-ae1b-4fc9290add5a@web.de
Diffstat (limited to 'arch/powerpc')
-rw-r--r-- | arch/powerpc/platforms/powermac/backlight.c | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/arch/powerpc/platforms/powermac/backlight.c b/arch/powerpc/platforms/powermac/backlight.c index 12bc01353bd3..79741370c40c 100644 --- a/arch/powerpc/platforms/powermac/backlight.c +++ b/arch/powerpc/platforms/powermac/backlight.c @@ -57,18 +57,10 @@ struct backlight_device *pmac_backlight; int pmac_has_backlight_type(const char *type) { struct device_node* bk_node = of_find_node_by_name(NULL, "backlight"); + int i = of_property_match_string(bk_node, "backlight-control", type); - if (bk_node) { - const char *prop = of_get_property(bk_node, - "backlight-control", NULL); - if (prop && strncmp(prop, type, strlen(type)) == 0) { - of_node_put(bk_node); - return 1; - } - of_node_put(bk_node); - } - - return 0; + of_node_put(bk_node); + return i >= 0; } static void pmac_backlight_key_worker(struct work_struct *work) |