From 2bf6508133c606ff3acd9a65a5175feaeb7a5e30 Mon Sep 17 00:00:00 2001 From: Liad Kaufman Date: Thu, 18 Sep 2014 17:22:58 +0300 Subject: [PATCH] iwlwifi: 8000: fix fw name to account for revision The 8000 HW series also includes the revision in the FW name. Signed-off-by: Liad Kaufman Signed-off-by: Emmanuel Grumbach --- drivers/net/wireless/iwlwifi/iwl-8000.c | 2 +- drivers/net/wireless/iwlwifi/iwl-drv.c | 18 ++++++++++++++++++ 2 files changed, 19 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/iwlwifi/iwl-8000.c b/drivers/net/wireless/iwlwifi/iwl-8000.c index 4ae8ba6ccfff..e4351487ca72 100644 --- a/drivers/net/wireless/iwlwifi/iwl-8000.c +++ b/drivers/net/wireless/iwlwifi/iwl-8000.c @@ -81,7 +81,7 @@ #define IWL8000_NVM_VERSION 0x0a1d #define IWL8000_TX_POWER_VERSION 0xffff /* meaningless */ -#define IWL8000_FW_PRE "iwlwifi-8000-" +#define IWL8000_FW_PRE "iwlwifi-8000" #define IWL8000_MODULE_FIRMWARE(api) IWL8000_FW_PRE __stringify(api) ".ucode" #define NVM_HW_SECTION_NUM_FAMILY_8000 10 diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.c b/drivers/net/wireless/iwlwifi/iwl-drv.c index ed673baedfd7..0f1084f09caa 100644 --- a/drivers/net/wireless/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/iwlwifi/iwl-drv.c @@ -69,6 +69,7 @@ #include #include "iwl-drv.h" +#include "iwl-csr.h" #include "iwl-debug.h" #include "iwl-trans.h" #include "iwl-op-mode.h" @@ -244,6 +245,23 @@ static int iwl_request_firmware(struct iwl_drv *drv, bool first) snprintf(drv->firmware_name, sizeof(drv->firmware_name), "%s%s.ucode", name_pre, tag); + /* + * Starting 8000B - FW name format has changed. This overwrites the + * previous name and uses the new format. + */ + if (drv->trans->cfg->device_family == IWL_DEVICE_FAMILY_8000) { + char rev_step[2] = { + 'A' + CSR_HW_REV_STEP(drv->trans->hw_rev), 0 + }; + + /* A-step doesn't have an indication */ + if (CSR_HW_REV_STEP(drv->trans->hw_rev) == SILICON_A_STEP) + rev_step[0] = 0; + + snprintf(drv->firmware_name, sizeof(drv->firmware_name), + "%s%s-%s.ucode", name_pre, rev_step, tag); + } + IWL_DEBUG_INFO(drv, "attempting to load firmware %s'%s'\n", (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) ? "EXPERIMENTAL " : "", -- 2.20.1