Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 2e16e3b6 authored by Vidyakumar Athota's avatar Vidyakumar Athota
Browse files

soc: qcom: implement notify_tx_abort() callback 



During subsystem restart, glink calls notify_tx_abort()
API instead of notify_tx_done() to inform that TX buffer
can be freed. Implement notify_tx_abort() to free TX buffer
during subsystem restart.

Change-Id: I164e4e2775c662821757151a4f2bb21a8c3fc37e
Signed-off-by: default avatarVidyakumar Athota <vathota@codeaurora.org>
parent 758693b4

drivers/soc/qcom/wcd-dsp-glink.c

+19 −0
Original line number Diff line number Diff line
@@ -184,6 +184,24 @@ static void wdsp_glink_notify_tx_done(void *handle, const void *priv, 
	kfree(pkt_priv);

}



/*

 * wdsp_glink_notify_tx_abort - Glink notify tx abort callback to

 * free tx buffer

 * handle:      Opaque Channel handle returned by GLink

 * priv:        Private pointer to the channel

 * pkt_priv:    Private pointer to the packet

 */

static void wdsp_glink_notify_tx_abort(void *handle, const void *priv,

				       const void *pkt_priv)

{

	if (!pkt_priv) {

		pr_err("%s: Invalid parameter\n", __func__);

		return;

	}

	/* Free tx pkt */

	kfree(pkt_priv);

}



/*

 * wdsp_glink_notify_rx_intent_req - Glink notify rx intent request callback

 * to queue buffer to receive from remote client
@@ -382,6 +400,7 @@ static int wdsp_glink_open_ch(struct wdsp_glink_ch *ch) 
		open_cfg.edge = WDSP_EDGE;

		open_cfg.notify_rx = wdsp_glink_notify_rx;

		open_cfg.notify_tx_done = wdsp_glink_notify_tx_done;

		open_cfg.notify_tx_abort = wdsp_glink_notify_tx_abort;

		open_cfg.notify_state = wdsp_glink_notify_state;

		open_cfg.notify_rx_intent_req = wdsp_glink_notify_rx_intent_req;

		open_cfg.priv = ch;