RE: Problems with support of file locks for ARC (maybe for other targets too)

2016-08-12 Thread Yuriy Kolerov
> -Original Message- > From: Vineet Gupta > Sent: Friday, August 12, 2016 2:39 AM > To: Yuriy Kolerov ; ucl...@uclibc.org > Cc: Waldemar Brodkorb ; Alexey Brodkin > ; Anton Kolesov ; > arcml

Re: Wrong "nollp" DW DMAC parameter value on ARC SDP.

2016-08-12 Thread Andy Shevchenko
On Fri, 2016-08-12 at 13:36 +, Eugeniy Paltsev wrote: > On Fri, 2016-08-12 at 13:59 +0300, Andy Shevchenko wrote: > > > > On Fri, 2016-08-12 at 08:03 +, Eugeniy Paltsev wrote: > > > > > > > > > Hi, > > > > > > "nollp" parameter defines if DW DMAC channel supports multi block > > >

Re: Wrong "nollp" DW DMAC parameter value on ARC SDP.

2016-08-12 Thread Eugeniy Paltsev
On Fri, 2016-08-12 at 13:59 +0300, Andy Shevchenko wrote: > On Fri, 2016-08-12 at 08:03 +, Eugeniy Paltsev wrote: > > > > Hi, > > > > "nollp" parameter defines if DW DMAC channel supports multi block > > transfer or not. > > > > It is calculated in runtime, but differently depending on on >

Re: Wrong "nollp" DW DMAC parameter value on ARC SDP.

2016-08-12 Thread Andy Shevchenko
On Fri, 2016-08-12 at 08:03 +, Eugeniy Paltsev wrote: > Hi, > > "nollp" parameter defines if DW DMAC channel supports multi block > transfer or not. > > It is calculated in runtime, but differently depending on on > availability of pdata. If pdata is absent "nollp" is calculated using >

Wrong "nollp" DW DMAC parameter value on ARC SDP.

2016-08-12 Thread Eugeniy Paltsev
Hi, "nollp" parameter defines if DW DMAC channel supports multi block transfer or not. It is calculated in runtime, but differently depending on on availability of pdata. If pdata is absent "nollp" is calculated using autoconfig hardware registers. Otherwise "nollp" is calculated using the next