Re: [PATCH] drm/fb_cma_helper: Implement fb_mmap callback

2016-06-07 Thread Daniel Vetter
On Tue, Jun 07, 2016 at 04:03:40PM +0100, Robin Murphy wrote: > On 07/06/16 15:43, Daniel Vetter wrote: > > On Tue, Jun 07, 2016 at 01:18:09PM +0100, Robin Murphy wrote: > > > In the absence of an fb_mmap callback, the fbdev code falls back to a > > > naive implementation which relies upon the DMA

Re: [PATCH] drm/fb_cma_helper: Implement fb_mmap callback

2016-06-07 Thread Robin Murphy
On 07/06/16 15:43, Daniel Vetter wrote: On Tue, Jun 07, 2016 at 01:18:09PM +0100, Robin Murphy wrote: In the absence of an fb_mmap callback, the fbdev code falls back to a naive implementation which relies upon the DMA address being the same as the physical address, and the buffer being physical

Re: [PATCH] drm/fb_cma_helper: Implement fb_mmap callback

2016-06-07 Thread liviu . dudau
On Tue, Jun 07, 2016 at 04:43:05PM +0200, Daniel Vetter wrote: > On Tue, Jun 07, 2016 at 01:18:09PM +0100, Robin Murphy wrote: > > In the absence of an fb_mmap callback, the fbdev code falls back to a > > naive implementation which relies upon the DMA address being the same > > as the physical addr

Re: [PATCH] drm/fb_cma_helper: Implement fb_mmap callback

2016-06-07 Thread Daniel Vetter
On Tue, Jun 07, 2016 at 01:18:09PM +0100, Robin Murphy wrote: > In the absence of an fb_mmap callback, the fbdev code falls back to a > naive implementation which relies upon the DMA address being the same > as the physical address, and the buffer being physically contiguous > from there. Whilst th

Re: [PATCH] drm/fb_cma_helper: Implement fb_mmap callback

2016-03-19 Thread Daniel Vetter
On Wed, Mar 16, 2016 at 02:57:49PM +, Robin Murphy wrote: > In the absence of an fb_mmap callback, the fbdev code falls back to a > naive implementation which relies upon the DMA address being the same > as the physical address, and the buffer being physically contiguous > from there. Whilst th

Re: [PATCH] drm/fb_cma_helper: Implement fb_mmap callback

2016-03-19 Thread Robin Murphy
On 16/03/16 19:14, Russell King - ARM Linux wrote: On Wed, Mar 16, 2016 at 04:28:25PM +0100, Daniel Vetter wrote: On Wed, Mar 16, 2016 at 02:57:49PM +, Robin Murphy wrote: In the absence of an fb_mmap callback, the fbdev code falls back to a naive implementation which relies upon the DMA ad

Re: [PATCH] drm/fb_cma_helper: Implement fb_mmap callback

2016-03-19 Thread Russell King - ARM Linux
On Wed, Mar 16, 2016 at 04:28:25PM +0100, Daniel Vetter wrote: > On Wed, Mar 16, 2016 at 02:57:49PM +, Robin Murphy wrote: > > In the absence of an fb_mmap callback, the fbdev code falls back to a > > naive implementation which relies upon the DMA address being the same > > as the physical addr