diff options
| -rw-r--r-- | drivers/net/wireless/ipw2200.c | 114 |
1 files changed, 63 insertions, 51 deletions
diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c index 624f295..c42eb54 100644 --- a/drivers/net/wireless/ipw2200.c +++ b/drivers/net/wireless/ipw2200.c @@ -2772,22 +2772,25 @@ static int ipw_fw_dma_add_buffer(struct ipw_priv *priv, static int ipw_fw_dma_wait(struct ipw_priv *priv) { - u32 current_index = 0; + u32 current_index = 0, previous_index; u32 watchdog = 0; IPW_DEBUG_FW(">> : \n"); current_index = ipw_fw_dma_command_block_index(priv); - IPW_DEBUG_FW_INFO("sram_desc.last_cb_index:0x%8X\n", + IPW_DEBUG_FW_INFO("sram_desc.last_cb_index:0x%08X\n", (int)priv->sram_desc.last_cb_index); while (current_index < priv->sram_desc.last_cb_index) { udelay(50); + previous_index = current_index; current_index = ipw_fw_dma_command_block_index(priv); - watchdog++; - - if (watchdog > 400) { + if (previous_index < current_index) { + watchdog = 0; + continue; + } + if (++watchdog > 400) { IPW_DEBUG_FW_INFO("Timeout\n"); ipw_fw_dma_dump_command_block(priv); ipw_fw_dma_abort(priv); @@ -3276,55 +3279,31 @@ static int ipw_load(struct ipw_priv *priv) const struct firmware *firmware = NULL; const struct firmware *ucode = NULL; #endif + char *ucode_name; + char *fw_name; int rc = 0, retries = 3; -#ifdef CONFIG_PM - if (!fw_loaded) { -#endif - rc = ipw_get_fw(priv, &bootfw, IPW_FW_NAME("boot")); - if (rc) - goto error; - - switch (priv->ieee->iw_mode) { - case IW_MODE_ADHOC: - rc = ipw_get_fw(priv, &ucode, - IPW_FW_NAME("ibss_ucode")); - if (rc) - goto error; - - rc = ipw_get_fw(priv, &firmware, IPW_FW_NAME("ibss")); - break; - + switch (priv->ieee->iw_mode) { + case IW_MODE_ADHOC: + ucode_name = IPW_FW_NAME("ibss_ucode"); + fw_name = IPW_FW_NAME("ibss"); + break; #ifdef CONFIG_IPW2200_MONITOR - case IW_MODE_MONITOR: - rc = ipw_get_fw(priv, &ucode, - IPW_FW_NAME("sniffer_ucode")); - if (rc) - goto error; - - rc = ipw_get_fw(priv, &firmware, - IPW_FW_NAME("sniffer")); - break; + case IW_MODE_MONITOR: + ucode_name = IPW_FW_NAME("sniffer_ucode"); + fw_name = IPW_FW_NAME("sniffer"); + break; #endif - case IW_MODE_INFRA: - rc = ipw_get_fw(priv, &ucode, IPW_FW_NAME("bss_ucode")); - if (rc) - goto error; - - rc = ipw_get_fw(priv, &firmware, IPW_FW_NAME("bss")); - break; - - default: - rc = -EINVAL; - } - - if (rc) - goto error; - -#ifdef CONFIG_PM - fw_loaded = 1; + case IW_MODE_INFRA: + ucode_name = IPW_FW_NAME("bss_ucode"); + fw_name = IPW_FW_NAME("bss"); + break; + default: + rc = -EINVAL; } -#endif + + if (rc < 0) + goto error; if (!priv->rxq) priv->rxq = ipw_rx_queue_alloc(priv); @@ -3346,7 +3325,7 @@ static int ipw_load(struct ipw_priv *priv) ipw_stop_nic(priv); rc = ipw_reset_nic(priv); - if (rc) { + if (rc < 0) { IPW_ERROR("Unable to reset NIC\n"); goto error; } @@ -3354,6 +3333,15 @@ static int ipw_load(struct ipw_priv *priv) ipw_zero_memory(priv, IPW_NIC_SRAM_LOWER_BOUND, IPW_NIC_SRAM_UPPER_BOUND - IPW_NIC_SRAM_LOWER_BOUND); +#ifdef CONFIG_PM + if (!fw_loaded) { +#endif + rc = ipw_get_fw(priv, &bootfw, IPW_FW_NAME("boot")); + if (rc < 0) + goto error; +#ifdef CONFIG_PM + } +#endif /* DMA the initial boot firmware into the device */ rc = ipw_load_firmware(priv, bootfw->data + sizeof(struct fw_header), bootfw->size - sizeof(struct fw_header)); @@ -3377,6 +3365,16 @@ static int ipw_load(struct ipw_priv *priv) /* ack fw init done interrupt */ ipw_write32(priv, IPW_INTA_RW, IPW_INTA_BIT_FW_INITIALIZATION_DONE); +#ifdef CONFIG_PM + if (!fw_loaded) { +#endif + rc = ipw_get_fw(priv, &ucode, ucode_name); + if (rc < 0) + goto error; +#ifdef CONFIG_PM + } +#endif + /* DMA the ucode into the device */ rc = ipw_load_ucode(priv, ucode->data + sizeof(struct fw_header), ucode->size - sizeof(struct fw_header)); @@ -3388,6 +3386,16 @@ static int ipw_load(struct ipw_priv *priv) /* stop nic */ ipw_stop_nic(priv); +#ifdef CONFIG_PM + if (!fw_loaded) { +#endif + rc = ipw_get_fw(priv, &firmware, fw_name); + if (rc < 0) + goto error; +#ifdef CONFIG_PM + } +#endif + /* DMA bss firmware into the device */ rc = ipw_load_firmware(priv, firmware->data + sizeof(struct fw_header), @@ -3397,10 +3405,14 @@ static int ipw_load(struct ipw_priv *priv) goto error; } +#ifdef CONFIG_PM + fw_loaded = 1; +#endif + ipw_write32(priv, IPW_EEPROM_LOAD_DISABLE, 0); rc = ipw_queue_reset(priv); - if (rc) { + if (rc < 0) { IPW_ERROR("Unable to initialize queues\n"); goto error; } |