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Commit eaffef59 authored by Tharun Kumar Merugu's avatar Tharun Kumar Merugu Committed by Gerrit - the friendly Code Review server
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msm: ADSPRPC: Queue one more intent to avoid race condition 



Queue 2 intents for adsprpc glink channel to avoid remote
processor failure for glink.
One intent for threads responding back of size 16,
another intent for IST failure responding without intent
request of size 64.

Change-Id: I85444cb0283c57ddf15cf7d1d50b827fe5339d4c
Acked-by: default avatarViswanatham Paduchuri <vpaduchu@qti.qualcomm.com>
Signed-off-by: default avatarTharun Kumar Merugu <mtharu@codeaurora.org>
parent 93c1360c

drivers/char/adsprpc.c

+10 −3
Original line number Diff line number Diff line
@@ -2522,9 +2522,16 @@ static int fastrpc_channel_open(struct fastrpc_file *fl) 
		kref_init(&me->channel[cid].kref);

		pr_info("'opened /dev/%s c %d %d'\n", gcinfo[cid].name,

						MAJOR(me->dev_no), cid);

		err = glink_queue_rx_intent(me->channel[cid].chan, NULL, 64);



		if (me->glink) {

			err = glink_queue_rx_intent(me->channel[cid].chan,

							NULL, 16);

			err |= glink_queue_rx_intent(me->channel[cid].chan,

							 NULL, 64);

			if (err)

			pr_info("adsprpc: initial intent failed for %d\n", cid);

				pr_warn("adsprpc: intent fail for %d err %d\n",

						cid, err);

		}

		if (cid == 0 && me->channel[cid].ssrcount !=

				 me->channel[cid].prevssrcount) {

			if (fastrpc_mmap_remove_ssr(fl))