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qcacmn: Add support configure EP vote feature based on pm states

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Add support to configure EP vote feature based on pm states

Change-Id: Ia424d364248283da8e978f924fd421c1b5f4b888
CRs-Fixed: 2939884
This commit is contained in:
Karthik Kantamneni
2021-04-30 15:03:45 +05:30
committed by Madan Koyyalamudi
parent c7c724572a
commit 841fa1bd6a
3 changed files with 122 additions and 0 deletions
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57
hif/inc/hif.h
View File

@@ -45,6 +45,10 @@ extern "C" {
typedef void __iomem *A_target_id_t;
typedef void *hif_handle_t;
#if defined(HIF_IPCI) && defined(FEATURE_HAL_DELAYED_REG_WRITE)
#define HIF_WORK_DRAIN_WAIT_CNT 10
#endif
#define HIF_TYPE_AR6002 2
#define HIF_TYPE_AR6003 3
#define HIF_TYPE_AR6004 5
@@ -1064,6 +1068,26 @@ static inline char *rtpm_string_from_dbgid(wlan_rtpm_dbgid id)
return (char *)strings[id];
}
/**
* enum hif_ep_vote_type - hif ep vote type
* HIF_EP_VOTE_DP_ACCESS: vote type is specific DP
* HIF_EP_VOTE_NONDP_ACCESS: ep vote for over all access
*/
enum hif_ep_vote_type {
HIF_EP_VOTE_DP_ACCESS,
HIF_EP_VOTE_NONDP_ACCESS
};
/**
* enum hif_ep_vote_access - hif ep vote access
* HIF_EP_VOTE_ACCESS_ENABLE: Enable ep voting
* HIF_EP_VOTE_ACCESS_DISABLE: disable ep voting
*/
enum hif_ep_vote_access {
HIF_EP_VOTE_ACCESS_ENABLE,
HIF_EP_VOTE_ACCESS_DISABLE
};
/**
* enum hif_pm_link_state - hif link state
* HIF_PM_LINK_STATE_DOWN: hif link state is down
@@ -1677,6 +1701,39 @@ hif_softc_to_hif_opaque_softc(struct hif_softc *hif_handle)
return (struct hif_opaque_softc *)hif_handle;
}
#if defined(HIF_IPCI) && defined(FEATURE_HAL_DELAYED_REG_WRITE)
QDF_STATUS hif_try_prevent_ep_vote_access(struct hif_opaque_softc *hif_ctx);
void hif_allow_ep_vote_access(struct hif_opaque_softc *hif_ctx);
void hif_set_ep_vote_access(struct hif_opaque_softc *hif_ctx,
uint8_t type, uint8_t access);
uint8_t hif_get_ep_vote_access(struct hif_opaque_softc *hif_ctx,
uint8_t type);
#else
static inline QDF_STATUS
hif_try_prevent_ep_vote_access(struct hif_opaque_softc *hif_ctx)
{
return QDF_STATUS_SUCCESS;
}
static inline void
hif_allow_ep_vote_access(struct hif_opaque_softc *hif_ctx)
{
}
static inline void
hif_set_ep_vote_access(struct hif_opaque_softc *hif_ctx,
uint8_t type, uint8_t access)
{
}
static inline uint8_t
hif_get_ep_vote_access(struct hif_opaque_softc *hif_ctx,
uint8_t type)
{
return HIF_EP_VOTE_ACCESS_ENABLE;
}
#endif
#ifdef FORCE_WAKE
/**
* hif_srng_init_phase(): Indicate srng initialization phase

61
hif/src/hif_main.c
View File

@@ -904,6 +904,7 @@ struct hif_opaque_softc *hif_open(qdf_device_t qdf_ctx,
scn->bus_type = bus_type;
hif_pm_set_link_state(GET_HIF_OPAQUE_HDL(scn), HIF_PM_LINK_STATE_DOWN);
hif_allow_ep_vote_access(GET_HIF_OPAQUE_HDL(scn));
hif_get_cfg_from_psoc(scn, psoc);
hif_set_event_hist_mask(GET_HIF_OPAQUE_HDL(scn));
@@ -1048,6 +1049,66 @@ QDF_STATUS hif_try_complete_tasks(struct hif_softc *scn)
return QDF_STATUS_SUCCESS;
}
#if defined(HIF_IPCI) && defined(FEATURE_HAL_DELAYED_REG_WRITE)
QDF_STATUS hif_try_prevent_ep_vote_access(struct hif_opaque_softc *hif_ctx)
{
struct hif_softc *scn = HIF_GET_SOFTC(hif_ctx);
uint32_t work_drain_wait_cnt = 0;
int work = 0;
qdf_atomic_set(&scn->dp_ep_vote_access,
HIF_EP_VOTE_ACCESS_DISABLE);
qdf_atomic_set(&scn->ep_vote_access,
HIF_EP_VOTE_ACCESS_DISABLE);
while ((work = hif_get_num_pending_work(scn))) {
if (++work_drain_wait_cnt > HIF_WORK_DRAIN_WAIT_CNT) {
qdf_atomic_set(&scn->dp_ep_vote_access,
HIF_EP_VOTE_ACCESS_ENABLE);
qdf_atomic_set(&scn->ep_vote_access,
HIF_EP_VOTE_ACCESS_ENABLE);
hif_err("timeout wait for pending work %d ", work);
return QDF_STATUS_E_FAULT;
}
qdf_sleep(5);
}
return QDF_STATUS_SUCCESS;
}
void hif_allow_ep_vote_access(struct hif_opaque_softc *hif_ctx)
{
struct hif_softc *scn = HIF_GET_SOFTC(hif_ctx);
qdf_atomic_set(&scn->dp_ep_vote_access,
HIF_EP_VOTE_ACCESS_ENABLE);
qdf_atomic_set(&scn->ep_vote_access,
HIF_EP_VOTE_ACCESS_ENABLE);
}
void hif_set_ep_vote_access(struct hif_opaque_softc *hif_ctx,
uint8_t type, uint8_t access)
{
struct hif_softc *scn = HIF_GET_SOFTC(hif_ctx);
if (type == HIF_EP_VOTE_DP_ACCESS)
qdf_atomic_set(&scn->dp_ep_vote_access, access);
else
qdf_atomic_set(&scn->ep_vote_access, access);
}
uint8_t hif_get_ep_vote_access(struct hif_opaque_softc *hif_ctx,
uint8_t type)
{
struct hif_softc *scn = HIF_GET_SOFTC(hif_ctx);
if (type == HIF_EP_VOTE_DP_ACCESS)
return qdf_atomic_read(&scn->dp_ep_vote_access);
else
return qdf_atomic_read(&scn->ep_vote_access);
}
#endif
#if (defined(QCA_WIFI_QCA8074) || defined(QCA_WIFI_QCA6018) || \
defined(QCA_WIFI_QCA6290) || defined(QCA_WIFI_QCA6390) || \
defined(QCA_WIFI_QCN9000) || defined(QCA_WIFI_QCA6490) || \

4
hif/src/hif_main.h
View File

@@ -296,6 +296,10 @@ struct hif_softc {
#ifdef SYSTEM_PM_CHECK
qdf_atomic_t sys_pm_state;
#endif
#if defined(HIF_IPCI) && defined(FEATURE_HAL_DELAYED_REG_WRITE)
qdf_atomic_t dp_ep_vote_access;
qdf_atomic_t ep_vote_access;
#endif
};
static inline