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qcacmn: Support force wake request

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1. Add hif_force_wake_request API to wake the
mhi and umac before reading/writing the memory region
greater than BAR+4K.
2. Add hif_force_wake_release API to release the
PCIE_PCIE_LOCAL_REG_PCIE_SOC_WAKE_PCIE_LOCAL_REG so the
umac can power collapse again at a later point of time.
3. Add pci stats to dump the force wake status.

Change-Id: Ic6d5463ea0cdb28d9144be61da55e43033b53298
CRs-Fixed: 2478052
This commit is contained in:
Venkata Sharath Chandra Manchala
2019-06-18 17:18:47 -07:00
committed by nshrivas
parent a32b831887
commit 2b0d3f38d5
11 changed files with 408 additions and 131 deletions
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14
hal/wifi3.0/hal_srng.c
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@@ -355,6 +355,11 @@ void *hal_attach(struct hif_opaque_softc *hif_handle, qdf_device_t qdf_dev)
hal->target_type = hal_get_target_type(hal_soc_to_hal_soc_handle(hal));
hal_target_based_configure(hal);
/**
* Indicate Initialization of srngs to avoid force wake
* as umac power collapse is not enabled yet
*/
hal->init_phase = true;
return (void *)hal;
@@ -849,3 +854,12 @@ extern void hal_get_srng_params(hal_soc_handle_t hal_soc_hdl,
ring_params->hwreg_base[i] = srng->hwreg_base[i];
}
qdf_export_symbol(hal_get_srng_params);
#ifdef FORCE_WAKE
void hal_set_init_phase(hal_soc_handle_t soc, bool init_phase)
{
struct hal_soc *hal_soc = (struct hal_soc *)soc;
hal_soc->init_phase = init_phase;
}
#endif /* FORCE_WAKE */