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Commit ea8eee73 authored by Hamad Kadmany's avatar Hamad Kadmany
Browse files

media: dvb: Align recording chunk based on TS packet size 



Recording chunk size should be in multiple of TS packet
based on the recording filter's TS packet format.

Change-Id: Ief6ccacb1d33e0b68239cd380b90e1fb6dac5c1a
Signed-off-by: default avatarHamad Kadmany <hkadmany@codeaurora.org>
parent 4411c560

drivers/media/dvb-core/dmxdev.c

+10 −0
Original line number Diff line number Diff line
@@ -3229,6 +3229,7 @@ static int dvb_dmxdev_filter_start(struct dmxdev_filter *filter) 
	struct dmxdev_feed *feed;

	void *mem;

	int ret, i;

	size_t tsp_size;



	if (filter->state < DMXDEV_STATE_SET)

		return -EINVAL;
@@ -3371,6 +3372,15 @@ static int dvb_dmxdev_filter_start(struct dmxdev_filter *filter) 
			filter->params.pes.rec_chunk_size =

				filter->buffer.size >> 2;



		/* Align rec-chunk based on output format */

		if (filter->dmx_tsp_format == DMX_TSP_FORMAT_188)

			tsp_size = 188;

		else

			tsp_size = 192;



		filter->params.pes.rec_chunk_size /= tsp_size;

		filter->params.pes.rec_chunk_size *= tsp_size;



		if (filter->params.pes.output == DMX_OUT_TS_TAP)

			dmxdev->dvr_output_events.data_read_event_masked =

			 dmxdev->dvr_output_events.event_mask.disable_mask &