Re: [PATCH] media: vb2: dma-sg allocator: change scatterlist allocation method

2011-08-16 Thread Laurent Pinchart
Hi Marek, On Tuesday 16 August 2011 07:35:05 Marek Szyprowski wrote: On Friday, August 12, 2011 11:55 PM Laurent Pinchart wrote: On Wednesday 10 August 2011 10:23:37 Marek Szyprowski wrote: From: Andrzej Pietrasiewicz andrze...@samsung.com Scatter-gather lib provides a helper

RE: [PATCH] media: vb2: dma-sg allocator: change scatterlist allocation method

2011-08-16 Thread Marek Szyprowski
Hello, On Tuesday, August 16, 2011 10:42 AM Laurent Pinchart wrote: On Tuesday 16 August 2011 07:35:05 Marek Szyprowski wrote: On Friday, August 12, 2011 11:55 PM Laurent Pinchart wrote: On Wednesday 10 August 2011 10:23:37 Marek Szyprowski wrote: From: Andrzej Pietrasiewicz

Re: [PATCH] media: vb2: dma-sg allocator: change scatterlist allocation method

2011-08-16 Thread Laurent Pinchart
Hi Marek, On Tuesday 16 August 2011 12:34:56 Marek Szyprowski wrote: On Tuesday, August 16, 2011 10:42 AM Laurent Pinchart wrote: On Tuesday 16 August 2011 07:35:05 Marek Szyprowski wrote: On Friday, August 12, 2011 11:55 PM Laurent Pinchart wrote: On Wednesday 10 August 2011 10:23:37

RE: [PATCH] media: vb2: dma-sg allocator: change scatterlist allocation method

2011-08-16 Thread Marek Szyprowski
Hello, On Tuesday, August 16, 2011 1:02 PM Laurent Pinchart wrote: On Tuesday 16 August 2011 12:34:56 Marek Szyprowski wrote: On Tuesday, August 16, 2011 10:42 AM Laurent Pinchart wrote: On Tuesday 16 August 2011 07:35:05 Marek Szyprowski wrote: On Friday, August 12, 2011 11:55 PM

Re: [PATCH] media: vb2: dma-sg allocator: change scatterlist allocation method

2011-08-16 Thread Jonathan Corbet
On Tue, 16 Aug 2011 12:34:56 +0200 Marek Szyprowski m.szyprow...@samsung.com wrote: Right, I wasn't aware of that, but it still doesn't look like an issue. The only client of dma-sg allocator is marvell-ccic, which is used on x86 systems. If one needs dma-sg allocator on ARM, he should

RE: [PATCH] media: vb2: dma-sg allocator: change scatterlist allocation method

2011-08-15 Thread Marek Szyprowski
Hello, On Friday, August 12, 2011 11:55 PM Laurent Pinchart wrote: On Wednesday 10 August 2011 10:23:37 Marek Szyprowski wrote: From: Andrzej Pietrasiewicz andrze...@samsung.com Scatter-gather lib provides a helper functions to allocate scatter list, so there is no need to use vmalloc

Re: [PATCH] media: vb2: dma-sg allocator: change scatterlist allocation method

2011-08-12 Thread Laurent Pinchart
Hi, On Wednesday 10 August 2011 10:23:37 Marek Szyprowski wrote: From: Andrzej Pietrasiewicz andrze...@samsung.com Scatter-gather lib provides a helper functions to allocate scatter list, so there is no need to use vmalloc for it. sg_alloc_table() splits allocation into page size chunks and