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qcacld-3.0: Provide setters for pm_state to upper layer

Browse source 
Runtime pm opperations will be initiated in hdd, so hdd
needs an api to updated the runtime_pm state.

Change-Id: I783fc136777a56d8ea23f8b11617ebe92641221a
CRs-Fixed: 935300
This commit is contained in:
Houston Hoffman 2015-11-03 11:33:36 -08:00 • committed by Akash Patel
commit a8ef6fb8c7
3 changed files with 89 additions and 1 deletions
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3
core/hif/inc/hif.h
View file

@ -648,6 +648,9 @@ int hif_bus_suspend(void);
void hif_vote_link_down(void);
void hif_vote_link_up(void);
bool hif_can_suspend_link(void);
void hif_runtime_pm_set_state_inprogress(void);
void hif_runtime_pm_set_state_on(void);
void hif_runtime_pm_set_state_suspended(void);
int dump_ce_register(struct ol_softc *scn);
int ol_copy_ramdump(struct ol_softc *scn);
void hif_pktlogmod_exit(void *hif_ctx);

58
core/hif/src/pcie/if_pci.c
View file

@ -1832,6 +1832,64 @@ int hif_bus_resume(void)
return hif_bus_resume_link_up();
}
#ifdef FEATURE_RUNTIME_PM
/**
* __hif_runtime_pm_set_state(): utility function
* @state: state to set
*
* indexes into the runtime pm state and sets it.
*/
static void __hif_runtime_pm_set_state(enum hif_pm_runtime_state state)
{
struct ol_softc *scn = cds_get_context(CDF_MODULE_ID_HIF);
struct hif_pci_softc *sc;
if (NULL == scn) {
HIF_ERROR("%s: HIF_CTX not initialized",
__func__);
return;
}
sc = scn->hif_sc;
cdf_atomic_set(&sc->pm_state, state);
}
#else
static void __hif_runtime_pm_set_state(enum hif_pm_runtime_state state)
{
}
#endif
/**
* hif_runtime_pm_set_state_inprogress(): adjust runtime pm state
*
* Notify hif that a runtime pm opperation has started
*/
void hif_runtime_pm_set_state_inprogress(void)
{
__hif_runtime_pm_set_state(HIF_PM_RUNTIME_STATE_INPROGRESS);
}
/**
* hif_runtime_pm_set_state_on(): adjust runtime pm state
*
* Notify hif that a the runtime pm state should be on
*/
void hif_runtime_pm_set_state_on(void)
{
__hif_runtime_pm_set_state(HIF_PM_RUNTIME_STATE_ON);
}
/**
* hif_runtime_pm_set_state_suspended(): adjust runtime pm state
*
* Notify hif that a runtime suspend attempt has been completed successfully
*/
void hif_runtime_pm_set_state_suspended(void)
{
__hif_runtime_pm_set_state(HIF_PM_RUNTIME_STATE_SUSPENDED);
}
void hif_disable_isr(void *ol_sc)
{
struct ol_softc *scn = (struct ol_softc *)ol_sc;

29
core/hif/src/snoc/if_snoc.c
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2015 The Linux Foundation. All rights reserved.
* Copyright (c) 2015-2016 The Linux Foundation. All rights reserved.
*
* Previously licensed under the ISC license by Qualcomm Atheros, Inc.
*
@ -114,6 +114,33 @@ void dump_ce_debug_register(struct ol_softc *scn)
return;
}
/**
* hif_runtime_pm_set_state_inprogress() - dummy function
*
* currently runtime pm only supported in pci
*/
void hif_runtime_pm_set_state_inprogress(void)
{
}
/**
* hif_runtime_pm_set_state_on() - dummy function
*
* currently runtime pm only supported in pci
*/
void hif_runtime_pm_set_state_on(void)
{
}
/**
* hif_runtime_pm_set_state_suspended() - dummy function
*
* currently runtime pm only supported in pci
*/
void hif_runtime_pm_set_state_on(void)
{
}
/**
* hif_bus_suspend() - suspend the bus
*