Re: How kernel derive irq number for particular irq line

2018-06-24 Thread Greg KH
On Mon, Jun 25, 2018 at 12:17:06AM +0530, Abhinav Misra wrote: > Hi Guys, > > I want to know how the irq number is derived in linux kernel. It all depends on your platform. It either comes from the firmware/bios or it is in the device tree information. The kernel itself doesn't know this inform

tags

2018-06-24 Thread Tobin C. Harding
Hi, A question relating to 'Acked-by:' and tags in general please. Relates to Documentation/process/submitting-patches.rst (sections 12 through 14). For discussion, say a two patch series goes to version six and is then applied to some maintainers tree. On version three patch one of the series

How kernel derive irq number for particular irq line

2018-06-24 Thread Abhinav Misra
Hi Guys, I want to know how the irq number is derived in linux kernel. In kernel we are using below function for registering ISR. int *request_threaded_irq*(unsigned int irq, irq_handler_t handler, irq_handler_t thread_fn, unsigned long irqflags, const char *devname, void *dev_id) 1st arg is irq

Re: How to debug video in the Linux Kernel?

2018-06-24 Thread John Whitmore
On Mon, Jun 11, 2018 at 02:12:55PM +0200, Ricardo Ribalda Delgado wrote: > Hi John > On Thu, Jun 7, 2018 at 2:05 PM John Whitmore wrote: > > > > > Maybe that problem is not in the kernel at all but vlc does display videos > > correctly. I've also been through all the vlc settings and can't find