diff options
Diffstat (limited to 'drivers/net/wireless/marvell/mwifiex/pcie.c')
| -rw-r--r-- | drivers/net/wireless/marvell/mwifiex/pcie.c | 68 |
1 files changed, 58 insertions, 10 deletions
diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.c b/drivers/net/wireless/marvell/mwifiex/pcie.c index 1b1e266ce00f..22fe993b7dbb 100644 --- a/drivers/net/wireless/marvell/mwifiex/pcie.c +++ b/drivers/net/wireless/marvell/mwifiex/pcie.c @@ -440,6 +440,11 @@ static int mwifiex_pcie_disable_host_int(struct mwifiex_adapter *adapter) return 0; } +static void mwifiex_pcie_disable_host_int_noerr(struct mwifiex_adapter *adapter) +{ + WARN_ON(mwifiex_pcie_disable_host_int(adapter)); +} + /* * This function enables the host interrupt. * @@ -2086,6 +2091,13 @@ static void mwifiex_interrupt_status(struct mwifiex_adapter *adapter, unsigned long flags; struct pcie_service_card *card = adapter->card; + if (card->msi_enable) { + spin_lock_irqsave(&adapter->int_lock, flags); + adapter->int_status = 1; + spin_unlock_irqrestore(&adapter->int_lock, flags); + return; + } + if (!mwifiex_pcie_ok_to_access_hw(adapter)) return; @@ -2187,15 +2199,44 @@ exit: static int mwifiex_process_pcie_int(struct mwifiex_adapter *adapter) { int ret; - u32 pcie_ireg; + u32 pcie_ireg = 0; unsigned long flags; + struct pcie_service_card *card = adapter->card; spin_lock_irqsave(&adapter->int_lock, flags); - /* Clear out unused interrupts */ - pcie_ireg = adapter->int_status; + if (!card->msi_enable) { + /* Clear out unused interrupts */ + pcie_ireg = adapter->int_status; + } adapter->int_status = 0; spin_unlock_irqrestore(&adapter->int_lock, flags); + if (card->msi_enable) { + if (mwifiex_pcie_ok_to_access_hw(adapter)) { + if (mwifiex_read_reg(adapter, PCIE_HOST_INT_STATUS, + &pcie_ireg)) { + mwifiex_dbg(adapter, ERROR, + "Read register failed\n"); + return -1; + } + + if ((pcie_ireg != 0xFFFFFFFF) && (pcie_ireg)) { + if (mwifiex_write_reg(adapter, + PCIE_HOST_INT_STATUS, + ~pcie_ireg)) { + mwifiex_dbg(adapter, ERROR, + "Write register failed\n"); + return -1; + } + if (!adapter->pps_uapsd_mode && + adapter->ps_state == PS_STATE_SLEEP) { + adapter->ps_state = PS_STATE_AWAKE; + adapter->pm_wakeup_fw_try = false; + del_timer(&adapter->wakeup_timer); + } + } + } + } while (pcie_ireg & HOST_INTR_MASK) { if (pcie_ireg & HOST_INTR_DNLD_DONE) { pcie_ireg &= ~HOST_INTR_DNLD_DONE; @@ -2235,6 +2276,12 @@ static int mwifiex_process_pcie_int(struct mwifiex_adapter *adapter) return ret; } + if (card->msi_enable) { + spin_lock_irqsave(&adapter->int_lock, flags); + adapter->int_status = 0; + spin_unlock_irqrestore(&adapter->int_lock, flags); + } + if (mwifiex_pcie_ok_to_access_hw(adapter)) { if (mwifiex_read_reg(adapter, PCIE_HOST_INT_STATUS, &pcie_ireg)) { @@ -2258,7 +2305,7 @@ static int mwifiex_process_pcie_int(struct mwifiex_adapter *adapter) mwifiex_dbg(adapter, INTR, "info: cmd_sent=%d data_sent=%d\n", adapter->cmd_sent, adapter->data_sent); - if (adapter->ps_state != PS_STATE_SLEEP) + if (!card->msi_enable && adapter->ps_state != PS_STATE_SLEEP) mwifiex_pcie_enable_host_int(adapter); return 0; @@ -2841,20 +2888,20 @@ static void mwifiex_pcie_get_fw_name(struct mwifiex_adapter *adapter) version &= 0x7; switch (revision_id) { case PCIE8997_V2: - if (version == CHIP_VER_PCIEUSB) + if (version == CHIP_VER_PCIEUART) strcpy(adapter->fw_name, - PCIEUSB8997_FW_NAME_V2); + PCIEUART8997_FW_NAME_V2); else strcpy(adapter->fw_name, - PCIEUART8997_FW_NAME_V2); + PCIEUSB8997_FW_NAME_V2); break; case PCIE8997_Z: - if (version == CHIP_VER_PCIEUSB) + if (version == CHIP_VER_PCIEUART) strcpy(adapter->fw_name, - PCIEUSB8997_FW_NAME_Z); + PCIEUART8997_FW_NAME_Z); else strcpy(adapter->fw_name, - PCIEUART8997_FW_NAME_Z); + PCIEUSB8997_FW_NAME_Z); break; default: strcpy(adapter->fw_name, PCIE8997_DEFAULT_FW_NAME); @@ -2946,6 +2993,7 @@ static struct mwifiex_if_ops pcie_ops = { .register_dev = mwifiex_register_dev, .unregister_dev = mwifiex_unregister_dev, .enable_int = mwifiex_pcie_enable_host_int, + .disable_int = mwifiex_pcie_disable_host_int_noerr, .process_int_status = mwifiex_process_int_status, .host_to_card = mwifiex_pcie_host_to_card, .wakeup = mwifiex_pm_wakeup_card, |