diff options
Diffstat (limited to 'drivers/net/wireless/marvell/mwifiex/pcie.c')
| -rw-r--r-- | drivers/net/wireless/marvell/mwifiex/pcie.c | 115 |
1 files changed, 110 insertions, 5 deletions
diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.c b/drivers/net/wireless/marvell/mwifiex/pcie.c index de364381fe7b..0c7937eb6b77 100644 --- a/drivers/net/wireless/marvell/mwifiex/pcie.c +++ b/drivers/net/wireless/marvell/mwifiex/pcie.c @@ -190,7 +190,6 @@ static int mwifiex_pcie_probe(struct pci_dev *pdev, if (ent->driver_data) { struct mwifiex_pcie_device *data = (void *)ent->driver_data; - card->pcie.firmware = data->firmware; card->pcie.reg = data->reg; card->pcie.blksz_fw_dl = data->blksz_fw_dl; card->pcie.tx_buf_size = data->tx_buf_size; @@ -269,6 +268,11 @@ static const struct pci_device_id mwifiex_ids[] = { PCI_ANY_ID, PCI_ANY_ID, 0, 0, .driver_data = (unsigned long)&mwifiex_pcie8997, }, + { + PCIE_VENDOR_ID_V2_MARVELL, PCIE_DEVICE_ID_MARVELL_88W8997, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + .driver_data = (unsigned long)&mwifiex_pcie8997, + }, {}, }; @@ -2351,6 +2355,47 @@ static int mwifiex_pcie_host_to_card(struct mwifiex_adapter *adapter, u8 type, return 0; } +/* Function to dump PCIE scratch registers in case of FW crash + */ +static int +mwifiex_pcie_reg_dump(struct mwifiex_adapter *adapter, char *drv_buf) +{ + char *p = drv_buf; + char buf[256], *ptr; + int i; + u32 value; + struct pcie_service_card *card = adapter->card; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; + int pcie_scratch_reg[] = {PCIE_SCRATCH_12_REG, + PCIE_SCRATCH_13_REG, + PCIE_SCRATCH_14_REG}; + + if (!p) + return 0; + + mwifiex_dbg(adapter, MSG, "PCIE register dump start\n"); + + if (mwifiex_read_reg(adapter, reg->fw_status, &value)) { + mwifiex_dbg(adapter, ERROR, "failed to read firmware status"); + return 0; + } + + ptr = buf; + mwifiex_dbg(adapter, MSG, "pcie scratch register:"); + for (i = 0; i < ARRAY_SIZE(pcie_scratch_reg); i++) { + mwifiex_read_reg(adapter, pcie_scratch_reg[i], &value); + ptr += sprintf(ptr, "reg:0x%x, value=0x%x\n", + pcie_scratch_reg[i], value); + } + + mwifiex_dbg(adapter, MSG, "%s\n", buf); + p += sprintf(p, "%s\n", buf); + + mwifiex_dbg(adapter, MSG, "PCIE register dump end\n"); + + return p - drv_buf; +} + /* This function read/write firmware */ static enum rdwr_status mwifiex_pcie_rdwr_firmware(struct mwifiex_adapter *adapter, u8 doneflag) @@ -2759,6 +2804,68 @@ static int mwifiex_pcie_request_irq(struct mwifiex_adapter *adapter) } /* + * This function get firmare name for downloading by revision id + * + * Read revision id register to get revision id + */ +static void mwifiex_pcie_get_fw_name(struct mwifiex_adapter *adapter) +{ + int revision_id = 0; + int version; + struct pcie_service_card *card = adapter->card; + + switch (card->dev->device) { + case PCIE_DEVICE_ID_MARVELL_88W8766P: + strcpy(adapter->fw_name, PCIE8766_DEFAULT_FW_NAME); + break; + case PCIE_DEVICE_ID_MARVELL_88W8897: + mwifiex_write_reg(adapter, 0x0c58, 0x80c00000); + mwifiex_read_reg(adapter, 0x0c58, &revision_id); + revision_id &= 0xff00; + switch (revision_id) { + case PCIE8897_A0: + strcpy(adapter->fw_name, PCIE8897_A0_FW_NAME); + break; + case PCIE8897_B0: + strcpy(adapter->fw_name, PCIE8897_B0_FW_NAME); + break; + default: + strcpy(adapter->fw_name, PCIE8897_DEFAULT_FW_NAME); + + break; + } + break; + case PCIE_DEVICE_ID_MARVELL_88W8997: + mwifiex_read_reg(adapter, 0x0c48, &revision_id); + mwifiex_read_reg(adapter, 0x0cd0, &version); + version &= 0x7; + switch (revision_id) { + case PCIE8997_V2: + if (version == CHIP_VER_PCIEUSB) + strcpy(adapter->fw_name, + PCIEUSB8997_FW_NAME_V2); + else + strcpy(adapter->fw_name, + PCIEUART8997_FW_NAME_V2); + break; + case PCIE8997_Z: + if (version == CHIP_VER_PCIEUSB) + strcpy(adapter->fw_name, + PCIEUSB8997_FW_NAME_Z); + else + strcpy(adapter->fw_name, + PCIEUART8997_FW_NAME_Z); + break; + default: + strcpy(adapter->fw_name, PCIE8997_DEFAULT_FW_NAME); + break; + } + default: + break; + } +} + +/* * This function registers the PCIE device. * * PCIE IRQ is claimed, block size is set and driver data is initialized. @@ -2778,8 +2885,8 @@ static int mwifiex_register_dev(struct mwifiex_adapter *adapter) adapter->tx_buf_size = card->pcie.tx_buf_size; adapter->mem_type_mapping_tbl = card->pcie.mem_type_mapping_tbl; adapter->num_mem_types = card->pcie.num_mem_types; - strcpy(adapter->fw_name, card->pcie.firmware); adapter->ext_scan = card->pcie.can_ext_scan; + mwifiex_pcie_get_fw_name(adapter); return 0; } @@ -2850,6 +2957,7 @@ static struct mwifiex_if_ops pcie_ops = { .cleanup_mpa_buf = NULL, .init_fw_port = mwifiex_pcie_init_fw_port, .clean_pcie_ring = mwifiex_clean_pcie_ring_buf, + .reg_dump = mwifiex_pcie_reg_dump, .device_dump = mwifiex_pcie_device_dump, }; @@ -2907,6 +3015,3 @@ MODULE_AUTHOR("Marvell International Ltd."); MODULE_DESCRIPTION("Marvell WiFi-Ex PCI-Express Driver version " PCIE_VERSION); MODULE_VERSION(PCIE_VERSION); MODULE_LICENSE("GPL v2"); -MODULE_FIRMWARE(PCIE8766_DEFAULT_FW_NAME); -MODULE_FIRMWARE(PCIE8897_DEFAULT_FW_NAME); -MODULE_FIRMWARE(PCIE8997_DEFAULT_FW_NAME); |