On Wed, Jul 08, 2026 at 04:26:14PM +0200, Antoine Jacoutot wrote: > On Wed, Jul 08, 2026 at 10:03:52AM +0000, Mikolaj Kucharski wrote: > > Hi Antoine, > > > > I would like to add this small patch to make my scanner Canon PIXMA > > MG3250 work with the SCAN button. > > > > See: > > > > - https://gitlab.com/sane-project/backends/-/work_items/856 > > - https://gitlab.com/sane-project/backends/-/merge_requests/933 > > Seems fine. > I'll have a look within the next couple of days. > Thanks. > Thanks. Simpler patch below. Index: Makefile =================================================================== RCS file: /cvs/ports/graphics/sane-backends/Makefile,v diff -u -p -u -r1.118 Makefile --- Makefile 1 Nov 2025 11:16:41 -0000 1.118 +++ Makefile 9 Jul 2026 10:09:12 -0000 @@ -3,7 +3,7 @@ BROKEN-alpha= ICE hp5590.c:1141: error: COMMENT= API for accessing scanners, backends V= 1.4.0 -REVISION= 2 +REVISION= 3 DISTNAME= backends-${V} PKGNAME= sane-${DISTNAME} Index: patches/patch-backend_pixma_pixma_mp150_c =================================================================== RCS file: patches/patch-backend_pixma_pixma_mp150_c diff -N patches/patch-backend_pixma_pixma_mp150_c --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ patches/patch-backend_pixma_pixma_mp150_c 9 Jul 2026 10:09:12 -0000 @@ -0,0 +1,24 @@ +PIXMA: decode SCAN button interrupt on MG3200 series (buf[4]) + +- https://gitlab.com/sane-project/backends/-/work_items/856 +- https://gitlab.com/sane-project/backends/-/merge_requests/933 + +Index: backend/pixma/pixma_mp150.c +--- backend/pixma/pixma_mp150.c.orig ++++ backend/pixma/pixma_mp150.c +@@ -1049,6 +1049,15 @@ handle_interrupt (pixma_t * s, int timeout) + s->events = PIXMA_EV_BUTTON1 | (buf[0x13] & 0x0f); + } + } ++ else if (s->cfg->pid == MG3200_PID) ++ /* MG3200 series: SCAN is the only button reported; flag in buf[4]. */ ++ { ++ if (buf[4] & 1) ++ { ++ /* start scan */ ++ s->events = PIXMA_EV_BUTTON1; ++ } ++ } + else + /* button no. in buf[0] + * original in buf[0] -- Regards, Mikolaj
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