openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

pinctrl: sh-pfc: Validate pins/marks in pin groups at build time 

Add a build-time check, to ensure the number of pins and pin marks in a
pin group matches.  This helps catching bugs early.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Geert Uytterhoeven 2018-12-12 12:01:45 +01:00
parent 124cde98f8
commit 9925e87957
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/pinctrl/sh-pfc/sh_pfc.h
View File

@ -41,7 +41,8 @@ struct sh_pfc_pin {
.name = #alias, \
.pins = n##_pins, \
.mux = n##_mux, \
.nr_pins = ARRAY_SIZE(n##_pins), \
.nr_pins = ARRAY_SIZE(n##_pins) + \
BUILD_BUG_ON_ZERO(sizeof(n##_pins) != sizeof(n##_mux)), \
}
#define SH_PFC_PIN_GROUP(n) SH_PFC_PIN_GROUP_ALIAS(n, n)