Hi, On Wed, Mar 30, 2016 at 10:23:31AM -0500, Bin Liu wrote: > Hi, > > > On Wed, Mar 30, 2016 at 06:56:28AM +0800, Antonio Victor Hilario wrote: > > I'd been using kernel 3.18.10-29 on a set of Beaglebone Black boards, and had found and corrected this on my local build tree. > > > > Kernel build fails when the source file drivers/usb/musb/musb_cppi41.c is built, with these kernel options enabled: > > > > CONFIG_USB_MUSB_HDRC=y > > CONFIG_USB_TI_CPPI41_DMA=y > > > > The build fails with these errors, due to a misspelled constant name EP_MODE_AUTOREQ_NONE: > > > > drivers/usb/musb/musb_cppi41.c: In function 'cppi41_dma_channel_abort': > > drivers/usb/musb/musb_cppi41.c:544:43: error: 'EP_MODE_AUTOREQ_NONE' undeclared (first use in this function) > > cppi41_set_autoreq_mode(cppi41_channel, EP_MODE_AUTOREQ_NONE); > > ^ > > drivers/usb/musb/musb_cppi41.c:544:43: note: each undeclared identifier is reported only once for each function it appears in > > scripts/Makefile.build:257: recipe for target 'drivers/usb/musb/musb_cppi41.o' failed > > make[3]: *** [drivers/usb/musb/musb_cppi41.o] Error 1 > > scripts/Makefile.build:402: recipe for target 'drivers/usb/musb' failed > > make[2]: *** [drivers/usb/musb] Error 2 > > scripts/Makefile.build:402: recipe for target 'drivers/usb' failed > > make[1]: *** [drivers/usb] Error 2 > > Makefile:937: recipe for target 'drivers' failed > > > > This is due to the stable kernel misses patch 0149b07 (usb: musb: > cppi41: correct the macro name EP_MODE_AUTOREG_*) from the upstream when > back porting. > > I believe this has been corrected in v3.12, but not sure about other > stable kernels - I wasn't cc'd in these backport notification emails. FYI - http://article.gmane.org/gmane.linux.kernel.stable/167063/match=cppi41 > > Regards, > -Bin. > -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
