RE: [PATCH] omap_vout: Fix "DMA transaction error" issue when rotation is enabled

2012-03-16 Thread Hiremath, Vaibhav
On Wed, Mar 14, 2012 at 21:00:25, Laurent Pinchart wrote: > Hi Vaibhav, > > On Friday 09 March 2012 17:41:57 Vaibhav Hiremath wrote: > > When rotation is enabled and driver is configured in USERPTR > > buffer exchange mechanism, in specific use-case driver reports > > an error, > >"DMA transac

Re: [PATCH] omap_vout: Fix "DMA transaction error" issue when rotation is enabled

2012-03-14 Thread Laurent Pinchart
Hi Vaibhav, On Friday 09 March 2012 17:41:57 Vaibhav Hiremath wrote: > When rotation is enabled and driver is configured in USERPTR > buffer exchange mechanism, in specific use-case driver reports > an error, >"DMA transaction error with device 0". > > In driver _buffer_prepare funtion, we we

[PATCH] omap_vout: Fix "DMA transaction error" issue when rotation is enabled

2012-03-09 Thread Vaibhav Hiremath
When rotation is enabled and driver is configured in USERPTR buffer exchange mechanism, in specific use-case driver reports an error, "DMA transaction error with device 0". In driver _buffer_prepare funtion, we were using "vout->buf_phy_addr[vb->i]" for buffer physical address to configure SDMA