Comment is wrong and FIFO empty not needed in IRQ handler.
Signed-off-by: Liam Girdwood liam.r.girdwood@linux.intel.com --- src/drivers/ssp.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/src/drivers/ssp.c b/src/drivers/ssp.c index b87806e..7538edd 100644 --- a/src/drivers/ssp.c +++ b/src/drivers/ssp.c @@ -370,19 +370,14 @@ static int ssp_trigger(struct dai *dai, int cmd, int direction) return 0; }
-/* The IRQ handler allows the SSP port to drain the playback FIFO to make sure - * every sample has been played */ +/* clear IRQ sources atm */ static void ssp_irq_handler(void *data) { struct dai *dai = data; - int i;
+ trace_ssp("irq"); trace_value(ssp_read(dai, SSSR));
- /* empty Rx FIFO */ - for (i = 0; i < 16; i++) - ssp_read(dai, SSDR); - /* clear IRQ */ ssp_write(dai, SSSR, ssp_read(dai, SSSR)); platform_interrupt_clear(ssp_irq(dai), 1);