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qcacmn: Add runtime pm apis to record last dp rx busy mark

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Add runtime pm apis to record last busy mark set by data path
during dp rx process.

Currently for mcl in some scenerios runtime sync suspend is issued
which puts the link in low power state with out waiting for link
inactivity timeout. This leads to throughput degradation in case of
rx direction as in rx processing data path extends the timer by marking
last busy to avoid immediate runtime suspend. But runtime sync suspend
does not take in to account of the link idle timeout value before
suspending the link. So using this apis, before issuing runtime sync
suspend check the duration since last busy mark by data path rx process.
If the duration is less than run time delay just do runtime put.

Change-Id: I694ef6ddec8f11fed44bf3b9e5ae18ad93b6ec24
CRs-Fixed: 2512326
This commit is contained in:
Sravan Kumar Kairam
2019-08-21 20:59:51 +05:30
committed by nshrivas
parent 7ee0677954
commit b96e5072de
4 changed files with 69 additions and 1 deletions
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11
hif/inc/hif.h
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@@ -865,6 +865,9 @@ bool hif_pm_runtime_is_suspended(struct hif_opaque_softc *hif_ctx);
int hif_pm_runtime_get_monitor_wake_intr(struct hif_opaque_softc *hif_ctx);
void hif_pm_runtime_set_monitor_wake_intr(struct hif_opaque_softc *hif_ctx,
int val);
void hif_pm_runtime_mark_dp_rx_busy(struct hif_opaque_softc *hif_ctx);
int hif_pm_runtime_is_dp_rx_busy(struct hif_opaque_softc *hif_ctx);
qdf_time_t hif_pm_runtime_get_dp_rx_busy_mark(struct hif_opaque_softc *hif_ctx);
#else
struct hif_pm_runtime_lock {
const char *name;
@@ -912,6 +915,14 @@ hif_pm_runtime_get_monitor_wake_intr(struct hif_opaque_softc *hif_ctx)
static inline void
hif_pm_runtime_set_monitor_wake_intr(struct hif_opaque_softc *hif_ctx, int val)
{ return; }
static inline void
hif_pm_runtime_mark_dp_rx_busy(struct hif_opaque_softc *hif_ctx) {};
static inline int
hif_pm_runtime_is_dp_rx_busy(struct hif_opaque_softc *hif_ctx)
{ return 0; }
static inline qdf_time_t
hif_pm_runtime_get_dp_rx_busy_mark(struct hif_opaque_softc *hif_ctx)
{ return 0; }
#endif
void hif_enable_power_management(struct hif_opaque_softc *hif_ctx,