On 09/08/2014 07:55 PM, Tony Lindgren wrote: > * Tony Lindgren <[email protected]> [140908 10:41]: >> * Sebastian Andrzej Siewior <[email protected]> [140905 12:03]: >>> This is my complete queue fo the omap serial driver based on the 8250 core >>> code. I played with it on beagle bone, am335x-evm and dra7xx including DMA. >>> The runtime-pm pieces look now bug-compatible with the omap-serial driver. >>> Besides the runtime-om improvement I also fixed a few corner cases for the >>> TX-DMA problem. The DMA fixes (in edma and omap-dma) were dropped and the >>> problem has been in 8250-dma via patch #13. >>> >>> The whole queue is available at >>> git://git.breakpoint.cc/bigeasy/linux.git uart_v8 >> >> Gave the above branch a quick try, but it again does not idle for >> my omap3 test cases. It seems that now the cm_idlest1_core sdma >> bit is blocking deeper idle states. Is that the correct branch >> to use? > > Never mind. User error. I forgot to apply my own patch for force > idling the UARTs for the omap hwmod. And the sdma bit clears if > I do sleep 5 before attempting to read the sysfs entry..
Okay. There is also this "uart_v8_hacks" branch where I splitted out the hacks I had like the pstore one or the force idle for instance. > Regards, > > Tony Sebastian -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
