diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath6kl/hif.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath6kl/hif.c | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/drivers/net/wireless/ath/ath6kl/hif.c b/drivers/net/wireless/ath/ath6kl/hif.c index e57da35e59f..68ed6c2665b 100644 --- a/drivers/net/wireless/ath/ath6kl/hif.c +++ b/drivers/net/wireless/ath/ath6kl/hif.c @@ -1,5 +1,6 @@ /* * Copyright (c) 2007-2011 Atheros Communications Inc. + * Copyright (c) 2011-2012 Qualcomm Atheros, Inc. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -15,6 +16,8 @@ */ #include "hif.h" +#include <linux/export.h> + #include "core.h" #include "target.h" #include "hif-ops.h" @@ -59,6 +62,8 @@ int ath6kl_hif_rw_comp_handler(void *context, int status) return 0; } +EXPORT_SYMBOL(ath6kl_hif_rw_comp_handler); + #define REG_DUMP_COUNT_AR6003 60 #define REGISTER_DUMP_LEN_MAX 60 @@ -85,7 +90,7 @@ static void ath6kl_hif_dump_fw_crash(struct ath6kl *ar) } ath6kl_dbg(ATH6KL_DBG_IRQ, "register dump data address 0x%x\n", - regdump_addr); + regdump_addr); regdump_addr = TARG_VTOP(ar->target_type, regdump_addr); /* fetch register dump data */ @@ -102,9 +107,9 @@ static void ath6kl_hif_dump_fw_crash(struct ath6kl *ar) BUILD_BUG_ON(REG_DUMP_COUNT_AR6003 % 4); - for (i = 0; i < REG_DUMP_COUNT_AR6003 / 4; i++) { + for (i = 0; i < REG_DUMP_COUNT_AR6003; i += 4) { ath6kl_info("%d: 0x%8.8x 0x%8.8x 0x%8.8x 0x%8.8x\n", - 4 * i, + i, le32_to_cpu(regdump_val[i]), le32_to_cpu(regdump_val[i + 1]), le32_to_cpu(regdump_val[i + 2]), @@ -130,6 +135,7 @@ static int ath6kl_hif_proc_dbg_intr(struct ath6kl_device *dev) ath6kl_warn("Failed to clear debug interrupt: %d\n", ret); ath6kl_hif_dump_fw_crash(dev->ar); + ath6kl_read_fwlogs(dev->ar); return ret; } @@ -279,7 +285,7 @@ static int ath6kl_hif_proc_counter_intr(struct ath6kl_device *dev) dev->irq_en_reg.cntr_int_status_en; ath6kl_dbg(ATH6KL_DBG_IRQ, - "valid interrupt source(s) in COUNTER_INT_STATUS: 0x%x\n", + "valid interrupt source(s) in COUNTER_INT_STATUS: 0x%x\n", counter_int_status); /* @@ -354,7 +360,7 @@ static int ath6kl_hif_proc_cpu_intr(struct ath6kl_device *dev) } ath6kl_dbg(ATH6KL_DBG_IRQ, - "valid interrupt source(s) in CPU_INT_STATUS: 0x%x\n", + "valid interrupt source(s) in CPU_INT_STATUS: 0x%x\n", cpu_int_status); /* Clear the interrupt */ @@ -429,9 +435,8 @@ static int proc_pending_irqs(struct ath6kl_device *dev, bool *done) if (status) goto out; - if (AR_DBG_LVL_CHECK(ATH6KL_DBG_IRQ)) - ath6kl_dump_registers(dev, &dev->irq_proc_reg, - &dev->irq_en_reg); + ath6kl_dump_registers(dev, &dev->irq_proc_reg, + &dev->irq_en_reg); /* Update only those registers that are enabled */ host_int_status = dev->irq_proc_reg.host_int_status & @@ -561,6 +566,7 @@ int ath6kl_hif_intr_bh_handler(struct ath6kl *ar) return status; } +EXPORT_SYMBOL(ath6kl_hif_intr_bh_handler); static int ath6kl_hif_enable_intrs(struct ath6kl_device *dev) { @@ -689,6 +695,11 @@ int ath6kl_hif_setup(struct ath6kl_device *dev) ath6kl_dbg(ATH6KL_DBG_HIF, "hif block size %d mbox addr 0x%x\n", dev->htc_cnxt->block_sz, dev->ar->mbox_info.htc_addr); + /* usb doesn't support enabling interrupts */ + /* FIXME: remove check once USB support is implemented */ + if (dev->ar->hif_type == ATH6KL_HIF_TYPE_USB) + return 0; + status = ath6kl_hif_disable_intrs(dev); fail_setup: |