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qcacld-3.0: Fix rmmod for runtime pm

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Runtime PM should be turned off before the driver is unloaded.

Change-Id: I8746e92931375893708556e77a3d93bfd6266668
CRs-Fixed: 935300
This commit is contained in:
Houston Hoffman 2015-11-18 15:51:32 -08:00 • committed by Akash Patel
commit a0e71066f3
3 changed files with 25 additions and 0 deletions
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1
core/hdd/src/wlan_hdd_driver_ops.c
View file

@ -314,6 +314,7 @@ static void wlan_hdd_remove(void)
hif_ctx = cds_get_context(CDF_MODULE_ID_HIF);
hif_disable_power_management(hif_ctx);
hif_pktlogmod_exit(hif_ctx);
if (WLAN_IS_EPPING_ENABLED(cds_get_conparam())) {

1
core/hif/inc/hif.h
View file

@ -684,6 +684,7 @@ void hif_runtime_pm_set_state_inprogress(void);
void hif_runtime_pm_set_state_on(void);
void hif_enable_power_management(void *hif_ctx);
void hif_disable_power_management(void *hif_ctx);
int hif_runtime_suspend(void);
int hif_runtime_resume(void);
int hif_bus_resume(void);

23
core/hif/src/pcie/if_pci.c
View file

@ -1094,6 +1094,7 @@ static void hif_pm_runtime_close(struct hif_pci_softc *sc)
static void hif_pm_runtime_close(struct hif_pci_softc *sc) {}
static void hif_pm_runtime_open(struct hif_pci_softc *sc) {}
static void hif_pm_runtime_start(struct hif_pci_softc *sc) {}
static void hif_pm_runtime_stop(struct hif_pci_softc *sc) {}
#endif
/**
@ -1119,6 +1120,28 @@ void hif_enable_power_management(void *hif_ctx)
hif_pm_runtime_start(pci_ctx);
}
/**
* hif_disable_power_management(): disable power management
* @hif_ctx: hif context
*
* Currently disables runtime pm. Should be updated to behave
* if runtime pm is not started. Should be updated to take care
* of aspm and soc sleep for driver load.
*/
void hif_disable_power_management(void *hif_ctx)
{
struct hif_pci_softc *pci_ctx;
if (hif_ctx == NULL) {
HIF_ERROR("%s, hif_ctx null", __func__);
return;
}
pci_ctx = ((struct ol_softc *)hif_ctx)->hif_sc;
hif_pm_runtime_stop(pci_ctx);
}
#define ATH_PCI_PROBE_RETRY_MAX 3
/**
* hif_bus_open(): hif_bus_open