Re: [PATCH 2/6] mpc512x_dma: fix the hanged transfer issue

2010-12-29 Thread Grant Likely
On Wed, Oct 27, 2010 at 01:52:56AM +0200, Ilya Yanok wrote: > Current code clears interrupt active status _after_ submiting new > transfers. This leaves a possibility of clearing the interrupt for this > new transfer (if it is triggered fast enough) and thus lose this > interrupt. We want to clear

[PATCH 2/6] mpc512x_dma: fix the hanged transfer issue

2010-10-26 Thread Ilya Yanok
Current code clears interrupt active status _after_ submiting new transfers. This leaves a possibility of clearing the interrupt for this new transfer (if it is triggered fast enough) and thus lose this interrupt. We want to clear interrupt active status _before_ new transfers is submited and for c