From c02b3acd29766c6f79c2411cb5b85e1ee72c4c8f Mon Sep 17 00:00:00 2001 From: "Chatre, Reinette" Date: Tue, 2 Dec 2008 12:14:05 -0800 Subject: [PATCH] iwlwifi: store ucode version number We store the ucode version number as part of iwl_priv/iwl3945_priv. This enables us to determine if particular ucode has support for features in order to have driver support more than one ucode API. Signed-off-by: Reinette Chatre Signed-off-by: John W. Linville --- drivers/net/wireless/iwlwifi/iwl-3945-commands.h | 6 ++++++ drivers/net/wireless/iwlwifi/iwl-3945.h | 4 +++- drivers/net/wireless/iwlwifi/iwl-agn.c | 12 +++++++++--- drivers/net/wireless/iwlwifi/iwl-commands.h | 6 ++++++ drivers/net/wireless/iwlwifi/iwl-dev.h | 4 +++- drivers/net/wireless/iwlwifi/iwl3945-base.c | 12 +++++++++--- 6 files changed, 36 insertions(+), 8 deletions(-) diff --git a/drivers/net/wireless/iwlwifi/iwl-3945-commands.h b/drivers/net/wireless/iwlwifi/iwl-3945-commands.h index 735891a..daf99ea 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945-commands.h +++ b/drivers/net/wireless/iwlwifi/iwl-3945-commands.h @@ -69,6 +69,12 @@ #ifndef __iwl_3945_commands_h__ #define __iwl_3945_commands_h__ +/* uCode version contains 4 values: Major/Minor/API/Serial */ +#define IWL_UCODE_MAJOR(ver) (((ver) & 0xFF000000) >> 24) +#define IWL_UCODE_MINOR(ver) (((ver) & 0x00FF0000) >> 16) +#define IWL_UCODE_API(ver) (((ver) & 0x0000FF00) >> 8) +#define IWL_UCODE_SERIAL(ver) ((ver) & 0x000000FF) + enum { REPLY_ALIVE = 0x1, REPLY_ERROR = 0x2, diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.h b/drivers/net/wireless/iwlwifi/iwl-3945.h index 2a924c1..972c454 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.h +++ b/drivers/net/wireless/iwlwifi/iwl-3945.h @@ -505,7 +505,7 @@ struct fw_desc { /* uCode file layout */ struct iwl3945_ucode { - __le32 ver; /* major/minor/subminor */ + __le32 ver; /* major/minor/API/serial */ __le32 inst_size; /* bytes of runtime instructions */ __le32 data_size; /* bytes of runtime data */ __le32 init_size; /* bytes of initialization instructions */ @@ -762,6 +762,8 @@ struct iwl3945_priv { void __iomem *hw_base; /* uCode images, save to reload in case of failure */ + u32 ucode_ver; /* ucode version, copy of + iwl3945_ucode.ver */ struct fw_desc ucode_code; /* runtime inst */ struct fw_desc ucode_data; /* runtime data original */ struct fw_desc ucode_data_backup; /* runtime data save/restore */ diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index e8368b6..5912cde 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -1575,7 +1575,7 @@ static int iwl_read_ucode(struct iwl_priv *priv) const char *name = priv->cfg->fw_name; u8 *src; size_t len; - u32 ver, inst_size, data_size, init_size, init_data_size, boot_size; + u32 inst_size, data_size, init_size, init_data_size, boot_size; /* Ask kernel firmware_class module to get the boot firmware off disk. * request_firmware() is synchronous, file is in memory on return. */ @@ -1599,14 +1599,20 @@ static int iwl_read_ucode(struct iwl_priv *priv) /* Data from ucode file: header followed by uCode images */ ucode = (void *)ucode_raw->data; - ver = le32_to_cpu(ucode->ver); + priv->ucode_ver = le32_to_cpu(ucode->ver); inst_size = le32_to_cpu(ucode->inst_size); data_size = le32_to_cpu(ucode->data_size); init_size = le32_to_cpu(ucode->init_size); init_data_size = le32_to_cpu(ucode->init_data_size); boot_size = le32_to_cpu(ucode->boot_size); - IWL_DEBUG_INFO("f/w package hdr ucode version = 0x%x\n", ver); + IWL_DEBUG_INFO("f/w package hdr ucode version raw = 0x%x\n", + priv->ucode_ver); + IWL_DEBUG_INFO("f/w package hdr ucode version = %u.%u.%u.%u\n", + IWL_UCODE_MAJOR(priv->ucode_ver), + IWL_UCODE_MINOR(priv->ucode_ver), + IWL_UCODE_API(priv->ucode_ver), + IWL_UCODE_SERIAL(priv->ucode_ver)); IWL_DEBUG_INFO("f/w package hdr runtime inst size = %u\n", inst_size); IWL_DEBUG_INFO("f/w package hdr runtime data size = %u\n", diff --git a/drivers/net/wireless/iwlwifi/iwl-commands.h b/drivers/net/wireless/iwlwifi/iwl-commands.h index 9c786db..528bcab 100644 --- a/drivers/net/wireless/iwlwifi/iwl-commands.h +++ b/drivers/net/wireless/iwlwifi/iwl-commands.h @@ -69,6 +69,12 @@ #ifndef __iwl_commands_h__ #define __iwl_commands_h__ +/* uCode version contains 4 values: Major/Minor/API/Serial */ +#define IWL_UCODE_MAJOR(ver) (((ver) & 0xFF000000) >> 24) +#define IWL_UCODE_MINOR(ver) (((ver) & 0x00FF0000) >> 16) +#define IWL_UCODE_API(ver) (((ver) & 0x0000FF00) >> 8) +#define IWL_UCODE_SERIAL(ver) ((ver) & 0x000000FF) + enum { REPLY_ALIVE = 0x1, REPLY_ERROR = 0x2, diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h index 5f6805b..a19fbb5 100644 --- a/drivers/net/wireless/iwlwifi/iwl-dev.h +++ b/drivers/net/wireless/iwlwifi/iwl-dev.h @@ -462,7 +462,7 @@ struct fw_desc { /* uCode file layout */ struct iwl_ucode { - __le32 ver; /* major/minor/subminor */ + __le32 ver; /* major/minor/API/serial */ __le32 inst_size; /* bytes of runtime instructions */ __le32 data_size; /* bytes of runtime data */ __le32 init_size; /* bytes of initialization instructions */ @@ -843,6 +843,8 @@ struct iwl_priv { u8 rev_id; /* uCode images, save to reload in case of failure */ + u32 ucode_ver; /* version of ucode, copy of + iwl_ucode.ver */ struct fw_desc ucode_code; /* runtime inst */ struct fw_desc ucode_data; /* runtime data original */ struct fw_desc ucode_data_backup; /* runtime data save/restore */ diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index 12ff112..03ff87f 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -5302,7 +5302,7 @@ static int iwl3945_read_ucode(struct iwl3945_priv *priv) const char *name = priv->cfg->fw_name; u8 *src; size_t len; - u32 ver, inst_size, data_size, init_size, init_data_size, boot_size; + u32 inst_size, data_size, init_size, init_data_size, boot_size; /* Ask kernel firmware_class module to get the boot firmware off disk. * request_firmware() is synchronous, file is in memory on return. */ @@ -5326,14 +5326,20 @@ static int iwl3945_read_ucode(struct iwl3945_priv *priv) /* Data from ucode file: header followed by uCode images */ ucode = (void *)ucode_raw->data; - ver = le32_to_cpu(ucode->ver); + priv->ucode_ver = le32_to_cpu(ucode->ver); inst_size = le32_to_cpu(ucode->inst_size); data_size = le32_to_cpu(ucode->data_size); init_size = le32_to_cpu(ucode->init_size); init_data_size = le32_to_cpu(ucode->init_data_size); boot_size = le32_to_cpu(ucode->boot_size); - IWL_DEBUG_INFO("f/w package hdr ucode version = 0x%x\n", ver); + IWL_DEBUG_INFO("f/w package hdr ucode version raw = 0x%x\n", + priv->ucode_ver); + IWL_DEBUG_INFO("f/w package hdr ucode version = %u.%u.%u.%u\n", + IWL_UCODE_MAJOR(priv->ucode_ver), + IWL_UCODE_MINOR(priv->ucode_ver), + IWL_UCODE_API(priv->ucode_ver), + IWL_UCODE_SERIAL(priv->ucode_ver)); IWL_DEBUG_INFO("f/w package hdr runtime inst size = %u\n", inst_size); IWL_DEBUG_INFO("f/w package hdr runtime data size = %u\n", data_size); IWL_DEBUG_INFO("f/w package hdr init inst size = %u\n", init_size); -- 2.7.4