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Commit 3e7d2951 authored by Michael Adisumarta's avatar Michael Adisumarta
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msm: ipa: ipa_pm handle suspend wakeup change 



Increment the clock directly to handle suspend wakeup instead
of using the PM to not conflict with the client clock
activated from poll mode. change deferred deactivate back to 10 ms.

Change-Id: Ifbdd1c19c56656ad8515bce2f3b834c7bd090e77
Signed-off-by: default avatarMichael Adisumarta <madisuma@codeaurora.org>
parent 91f85b5b

drivers/platform/msm/ipa/ipa_v3/ipa_dp.c

+18 −3
Original line number Diff line number Diff line
@@ -30,6 +30,8 @@ 
#define POLLING_INACTIVITY_TX 40

#define POLLING_MIN_SLEEP_TX 400

#define POLLING_MAX_SLEEP_TX 500

#define SUSPEND_MIN_SLEEP_RX 1000

#define SUSPEND_MAX_SLEEP_RX 1005

/* 8K less 1 nominal MTU (1500 bytes) rounded to units of KB */

#define IPA_MTU 1500

#define IPA_GENERIC_AGGR_BYTE_LIMIT 6
@@ -864,11 +866,24 @@ static void ipa_pm_sys_pipe_cb(void *p, enum ipa_pm_cb_event event) 
		 * pipe will be unsuspended as part of

		 * enabling IPA clocks

		 */

		ipa_pm_activate(sys->pm_hdl);

		ipa_pm_deferred_deactivate(sys->pm_hdl);

		IPADBG("calling wakeup for client %d\n", sys->ep->client);

		if (sys->ep->client == IPA_CLIENT_APPS_WAN_CONS) {

			IPA_ACTIVE_CLIENTS_INC_SPECIAL("PIPE_SUSPEND_WAN");

			usleep_range(SUSPEND_MIN_SLEEP_RX,

				SUSPEND_MAX_SLEEP_RX);

			IPA_ACTIVE_CLIENTS_DEC_SPECIAL("PIPE_SUSPEND_WAN");

		} else if (sys->ep->client == IPA_CLIENT_APPS_LAN_CONS) {

			IPA_ACTIVE_CLIENTS_INC_SPECIAL("PIPE_SUSPEND_LAN");

			usleep_range(SUSPEND_MIN_SLEEP_RX,

				SUSPEND_MAX_SLEEP_RX);

			IPA_ACTIVE_CLIENTS_DEC_SPECIAL("PIPE_SUSPEND_LAN");

		} else

			IPAERR("Unexpected event %d\n for client %d\n",

				event, sys->ep->client);

		break;

	default:

		IPAERR("Unexpected event %d\n", event);

		IPAERR("Unexpected event %d\n for client %d\n",

			event, sys->ep->client);

		WARN_ON(1);

		return;

	}

drivers/platform/msm/ipa/ipa_v3/ipa_pm.h

+1 −1
Original line number Diff line number Diff line
@@ -20,7 +20,7 @@ 
#define IPA_PM_MAX_EX_CL 64

#define IPA_PM_THRESHOLD_MAX 5

#define IPA_PM_EXCEPTION_MAX 2

#define IPA_PM_DEFERRED_TIMEOUT 100

#define IPA_PM_DEFERRED_TIMEOUT 10

#define IPA_PM_STATE_MAX 7



/*