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Commit 196d2b76 authored by Mohammed Javid's avatar Mohammed Javid
Browse files

msm: ipa3: Changes made to mitigate OUT_OF_BUFEER error 



New check is added to see if any interrupt pending for a
corresponding channel and continue in loop till interrupt
received successfully. Also increased Stop channel timeout
value.

Change-Id: Ie0e54c1d3b1308f977ebd6ed3a9f560532cb5939
Acked-by: default avatarPraveen Kurapati <pkurapat@qti.qualcomm.com>
Signed-off-by: default avatarMohammed Javid <mjavid@codeaurora.org>
parent bdd918fd

drivers/platform/msm/gsi/gsi.c

+9 −1
Original line number Diff line number Diff line
@@ -18,7 +18,7 @@ 
#define GSI_CMD_TIMEOUT (5*HZ)

#define GSI_START_CMD_TIMEOUT_MS 1000

#define GSI_CMD_POLL_CNT 5

#define GSI_STOP_CMD_TIMEOUT_MS 10

#define GSI_STOP_CMD_TIMEOUT_MS 200

#define GSI_MAX_CH_LOW_WEIGHT 15



#define GSI_RESET_WA_MIN_SLEEP 1000
@@ -153,6 +153,14 @@ static void gsi_channel_state_change_wait(unsigned long chan_hdl, 
		gsi_pending_intr = gsi_readl(gsi_ctx->base +

			GSI_EE_n_CNTXT_SRC_GSI_CH_IRQ_OFFS(ee));



		/*

		 * Continue in the loop if a pending interrupt of

		 * corresponding channel is present till an interrupt

		 * is received.

		 */

		if ((gsi_pending_intr >> chan_hdl) & 1)

			poll_cnt = 0;



		GSIDBG("GSI wait on chan_hld=%lu chan=%lu state=%u intr=%u\n",

			chan_hdl,

			ch,