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Commit 035ddd36 authored by Lina Iyer's avatar Lina Iyer
Browse files

drivers: mailbox: qti_tcs: print system state only for debug 



Make printing of debug information conditional on debug flag.
Also add printing of TCS contents.

Change-Id: I993b58587a01d210836bb821b9b8e0ec22556932
Signed-off-by: default avatarLina Iyer <ilina@codeaurora.org>
parent 00328f10

drivers/mailbox/qti-tcs.c

+31 −4
Original line number Diff line number Diff line
@@ -241,11 +241,11 @@ static void print_response(struct tcs_drv *drv, int m) 
		return;



	msg = resp->msg;

	pr_info("Response object idx=%d:\n\tfor-tcs=%d\tin-use=%d\n",

	pr_debug("Response object idx=%d:\n\tfor-tcs=%d\tin-use=%d\n",

			resp->idx, resp->m, resp->in_use);

	pr_info("Msg: state=%d\n", msg->state);

	pr_debug("Msg: state=%d\n", msg->state);

	for (i = 0; i < msg->num_payload; i++)

		pr_info("addr=0x%x data=0x%x complete=0x%x\n",

		pr_debug("addr=0x%x data=0x%x complete=0x%x\n",

				msg->payload[i].addr,

				msg->payload[i].data,

				msg->payload[i].complete);
@@ -791,6 +791,32 @@ static int tcs_mbox_invalidate(struct mbox_chan *chan) 
	return 0;

}



static void print_tcs_regs(struct tcs_drv *drv, int m)

{

	int n;

	struct tcs_mbox *tcs = get_tcs_from_index(drv, m);

	void __iomem *base = drv->reg_base;

	u32 enable, addr, data, msgid;



	if (!tcs || tcs_is_free(drv, m))

		return;



	enable = read_tcs_reg(base, TCS_DRV_CMD_ENABLE, m, 0);

	if (!enable)

		return;



	pr_debug("TCS-%d contents:\n", m);

	for (n = 0; n < tcs->ncpt; n++) {

		if (!(enable & BIT(n)))

			continue;

		addr = read_tcs_reg(base, TCS_DRV_CMD_ADDR, m, n);

		data = read_tcs_reg(base, TCS_DRV_CMD_DATA, m, n);

		msgid = read_tcs_reg(base, TCS_DRV_CMD_MSGID, m, n);

		pr_debug("\tn=%d addr=0x%x data=0x%x hdr=0x%x\n",

						n, addr, data, msgid);

	}

}



static void dump_tcs_stats(struct tcs_drv *drv)

{

	int i;
@@ -799,12 +825,13 @@ static void dump_tcs_stats(struct tcs_drv *drv) 
	for (i = 0; i < drv->num_tcs; i++) {

		if (!atomic_read(&drv->tcs_in_use[i]))

			continue;

		pr_info("Time: %llu: TCS-%d:\n\tReq Sent:%d Last Sent:%llu\n\tResp Recv:%d Last Recvd:%llu\n",

		pr_debug("Time: %llu: TCS-%d:\n\tReq Sent:%d Last Sent:%llu\n\tResp Recv:%d Last Recvd:%llu\n",

				curr, i,

				atomic_read(&drv->tcs_send_count[i]),

				drv->tcs_last_sent_ts[i],

				atomic_read(&drv->tcs_irq_count[i]),

				drv->tcs_last_recv_ts[i]);

		print_tcs_regs(drv, i);

		print_response(drv, i);

	}

}