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qcacmn: Add api to set intermediate EP vote access

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Add api to set intermediate EP vote access state.
Make sure reg work handler is complete before setting
intermediate vote access.

Change-Id: Ib229d9af8b1e58505a9ae5fbf39aa912ca21a3c3
CRs-Fixed: 2994040
This commit is contained in:
Karthik Kantamneni 2021-07-12 16:17:42 +05:30 • committed by Madan Koyyalamudi
commit 3712b81534
2 changed files with 26 additions and 2 deletions
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8
hif/inc/hif.h
View file

@ -46,7 +46,7 @@ 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
#define HIF_WORK_DRAIN_WAIT_CNT 50
#endif
#define HIF_TYPE_AR6002 2
@ -1724,6 +1724,7 @@ hif_softc_to_hif_opaque_softc(struct hif_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_set_ep_intermediate_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);
@ -1736,6 +1737,11 @@ hif_try_prevent_ep_vote_access(struct hif_opaque_softc *hif_ctx)
return QDF_STATUS_SUCCESS;
}
static inline void
hif_set_ep_intermediate_vote_access(struct hif_opaque_softc *hif_ctx)
{
}
static inline void
hif_allow_ep_vote_access(struct hif_opaque_softc *hif_ctx)
{

20
hif/src/hif_main.c
View file

@ -1048,12 +1048,30 @@ QDF_STATUS hif_try_prevent_ep_vote_access(struct hif_opaque_softc *hif_ctx)
hif_err("timeout wait for pending work %d ", work);
return QDF_STATUS_E_FAULT;
}
qdf_sleep(5);
qdf_sleep(10);
}
return QDF_STATUS_SUCCESS;
}
void hif_set_ep_intermediate_vote_access(struct hif_opaque_softc *hif_ctx)
{
struct hif_softc *scn = HIF_GET_SOFTC(hif_ctx);
uint8_t vote_access;
vote_access = qdf_atomic_read(&scn->ep_vote_access);
if (vote_access != HIF_EP_VOTE_ACCESS_DISABLE)
hif_info("EP vote changed from:%u to intermediate state",
vote_access);
if (QDF_IS_STATUS_ERROR(hif_try_prevent_ep_vote_access(hif_ctx)))
QDF_BUG(0);
qdf_atomic_set(&scn->ep_vote_access,
HIF_EP_VOTE_INTERMEDIATE_ACCESS);
}
void hif_allow_ep_vote_access(struct hif_opaque_softc *hif_ctx)
{
struct hif_softc *scn = HIF_GET_SOFTC(hif_ctx);