On 01/04/17 06:25, Ilia Mirkin wrote: > On Wed, Jan 4, 2017 at 3:45 AM, Daniel Vetter <daniel at ffwll.ch> wrote: >> On Sun, Jan 01, 2017 at 04:20:53PM -0800, Randy Dunlap wrote: >>> From: Randy Dunlap <rdunlap at infradead.org> >>> >>> Fix build errors in nouveau driver when CONFIG_LEDS_CLASS=m and >>> CONFIG_DRM_NOUVEAU=y. >>> If LEDS_CLASS is enabled, DRM_NOUVEAU is restricted to the same >>> kconfig value as LEDS_CLASS. >>> >>> drivers/built-in.o: In function `nouveau_do_suspend': >>> nouveau_drm.c:(.text+0x2030b1): undefined reference to `nouveau_led_suspend' >>> drivers/built-in.o: In function `nouveau_do_resume': >>> nouveau_drm.c:(.text+0x2034ca): undefined reference to `nouveau_led_resume' >>> drivers/built-in.o: In function `nouveau_drm_unload': >>> nouveau_drm.c:(.text+0x203a15): undefined reference to `nouveau_led_fini' >>> drivers/built-in.o: In function `nouveau_drm_load': >>> nouveau_drm.c:(.text+0x204423): undefined reference to `nouveau_led_init' >>> >>> BTW, this line in Kbuild: >>> nouveau-$(CONFIG_LEDS_CLASS) += nouveau_led.o >>> does nothing when CONFIG_LEDS_CLASS=m and CONFIG_DRM_NOUVEAU=y. >>> >>> Signed-off-by: Randy Dunlap <rdunlap at infradead.org> >>> Reported-by: kbuild test robot <fengguang.wu at intel.com> >>> Cc: Martin Peres <martin.peres at free.fr> >>> Cc: Ben Skeggs <bskeggs at redhat.com> >> >> Thrown into drm-misc, thanks. >> -Daniel > > Wasn't there already a different solution from Martin for this, using > IS_REACHABLE, instead of adding a dependency in Kconfig?
nouveau_led.h contains a few lines that are bounded by #if IS_ENABLED(CONFIG_LEDS_CLASS) but that's not sufficient. Is there another patch? -- ~Randy