Re: [RFC RESEND 05/11] v4l2-core: Don't sync cache for a buffer if so requested

2016-12-16 Thread Sakari Ailus
Hi Laurent, On Thu, Dec 15, 2016 at 10:37:20PM +0200, Laurent Pinchart wrote: > Hi Sakari, > > Thank you for the patch. > > On Friday 11 Sep 2015 14:50:28 Sakari Ailus wrote: > > From: Samu Onkalo > > > > The user may request to the driver (vb2) to skip the cache maintenance > > operations in

Re: [RFC RESEND 05/11] v4l2-core: Don't sync cache for a buffer if so requested

2016-12-15 Thread Laurent Pinchart
Hi Sakari, Thank you for the patch. On Friday 11 Sep 2015 14:50:28 Sakari Ailus wrote: > From: Samu Onkalo > > The user may request to the driver (vb2) to skip the cache maintenance > operations in case the buffer does not need cache synchronisation, e.g. in > cases where the buffer is passed b

Re: [RFC RESEND 05/11] v4l2-core: Don't sync cache for a buffer if so requested

2015-09-15 Thread Hans Verkuil
On 09/15/15 10:22, Sakari Ailus wrote: > Could you rebase and re-post what's not in upstream of that set, please? Done. Available here: http://git.linuxtv.org/cgit.cgi/hverkuil/media_tree.git/log/?h=vb2-cpu-access These drivers need work to replace vb2_plane_vaddr by vb2_plane_begin/end_cpu_acce

Re: [RFC RESEND 05/11] v4l2-core: Don't sync cache for a buffer if so requested

2015-09-15 Thread Sakari Ailus
Hi Hans, Hans Verkuil wrote: > On 09/11/2015 01:50 PM, Sakari Ailus wrote: >> From: Samu Onkalo >> >> The user may request to the driver (vb2) to skip the cache maintenance >> operations in case the buffer does not need cache synchronisation, e.g. in >> cases where the buffer is passed between ha

Re: [RFC RESEND 05/11] v4l2-core: Don't sync cache for a buffer if so requested

2015-09-11 Thread Hans Verkuil
On 09/11/2015 01:50 PM, Sakari Ailus wrote: > From: Samu Onkalo > > The user may request to the driver (vb2) to skip the cache maintenance > operations in case the buffer does not need cache synchronisation, e.g. in > cases where the buffer is passed between hardware blocks without it being > tou