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Commit b1b48446 authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
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Merge "msm: ipa: optimize cpu usage"

parents 22fab3d4 99c3e9ac

drivers/platform/msm/ipa/ipa_dp.c

+11 −6
Original line number Diff line number Diff line
@@ -22,7 +22,7 @@ 
	list_entry(pos->member.next, typeof(*pos), member)

#define IPA_LAST_DESC_CNT 0xFFFF

#define POLLING_INACTIVITY_RX 40

#define POLLING_MIN_SLEEP_RX 950

#define POLLING_MIN_SLEEP_RX 1010

#define POLLING_MAX_SLEEP_RX 1050

#define POLLING_INACTIVITY_TX 40

#define POLLING_MIN_SLEEP_TX 400
@@ -31,7 +31,7 @@ 
#define IPA_GENERIC_AGGR_BYTE_LIMIT 6

#define IPA_GENERIC_AGGR_TIME_LIMIT 1

#define IPA_GENERIC_AGGR_PKT_LIMIT 0

#define IPA_GENERIC_RX_POOL_SZ 7

#define IPA_GENERIC_RX_POOL_SZ 32

/* 8K less the headroom (NET_SKB_PAD) and skb_shared_info which are implicitly

 * part of the data buffer */

#define IPA_LAN_RX_BUFF_SZ 7936
@@ -2044,7 +2044,7 @@ static void ipa_wq_rx_avail(struct work_struct *work) 
 *

 * This function defer the work for this event to a workqueue.

 */

static void ipa_sps_irq_rx_no_aggr_notify(struct sps_event_notify *notify)

void ipa_sps_irq_rx_no_aggr_notify(struct sps_event_notify *notify)

{

	struct ipa_rx_pkt_wrapper *rx_pkt;
@@ -2124,13 +2124,18 @@ static int ipa_assign_policy(struct ipa_sys_connect_params *in, 
					ipa_sps_irq_tx_no_aggr_notify;

			}

		} else {

			sys->policy = IPA_POLICY_INTR_MODE;

			sys->sps_option = (SPS_O_AUTO_ENABLE | SPS_O_EOT);

			sys->sps_callback = ipa_sps_irq_rx_no_aggr_notify;

			if (in->client == IPA_CLIENT_APPS_LAN_CONS ||

			    in->client == IPA_CLIENT_APPS_WAN_CONS) {

				sys->policy = IPA_POLICY_INTR_POLL_MODE;

				sys->sps_option = (SPS_O_AUTO_ENABLE | SPS_O_EOT

						| SPS_O_ACK_TRANSFERS);

				sys->sps_callback = ipa_sps_irq_rx_notify;

				INIT_WORK(&sys->work, ipa_wq_handle_rx);

				INIT_DELAYED_WORK(&sys->switch_to_intr_work,

					switch_to_intr_rx_work_func);

				INIT_DELAYED_WORK(&sys->replenish_rx_work,

						replenish_rx_work_func);

				atomic_set(&sys->curr_polling_state, 0);

				sys->rx_buff_sz = IPA_LAN_RX_BUFF_SZ;

				sys->rx_pool_sz = IPA_GENERIC_RX_POOL_SZ;

				sys->get_skb = ipa_get_skb_ipa_rx;