Re: [PATCH] arc: vdk: Fix support of UIO

2017-03-24 Thread Vineet Gupta
On 03/23/2017 10:34 AM, Alexey Brodkin wrote: > MotherBoard section has its "ranges" set to 0xE000_-0xF000_. > But UIO node maps 4 different areas in different memory locations > and all outside MB's ranges. > > That obviously breaks UIO mappings in runtime. > > Signed-off-by: Alexey Brod

Re: [PATCH] arc: vdk: Fix support of UIO

2017-03-23 Thread Vineet Gupta
+CC Jos ! -Vineet On 03/23/2017 10:34 AM, Alexey Brodkin wrote: > MotherBoard section has its "ranges" set to 0xE000_-0xF000_. > But UIO node maps 4 different areas in different memory locations > and all outside MB's ranges. > > That obviously breaks UIO mappings in runtime. > > Signed-o

[PATCH] arc: vdk: Fix support of UIO

2017-03-23 Thread Alexey Brodkin
MotherBoard section has its "ranges" set to 0xE000_-0xF000_. But UIO node maps 4 different areas in different memory locations and all outside MB's ranges. That obviously breaks UIO mappings in runtime. Signed-off-by: Alexey Brodkin Cc: Vineet Gupta Cc: Ruud Derwig Cc: sta...@vger.kern