iwlwifi: parametrize eeprom versions

This patch uses new parameters eeprom_ver and eeprom_calib_ver
to support additional HW.

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

5 files changed, 41 insertions, 39 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index 741b425b5883..f53cd2b096df 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -318,27 +318,9 @@ static int is_fat_channel(__le32 rxon_flags)
 /*
  * EEPROM handlers
  */
-
-static int iwl4965_eeprom_check_version(struct iwl_priv *priv)
+static u16 iwl4965_eeprom_calib_version(struct iwl_priv *priv)
 {
-        u16 eeprom_ver;
-        u16 calib_ver;
-
-        eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION);
-
-        calib_ver = iwl_eeprom_query16(priv, EEPROM_4965_CALIB_VERSION_OFFSET);
-
-        if (eeprom_ver < EEPROM_4965_EEPROM_VERSION ||
-            calib_ver < EEPROM_4965_TX_POWER_VERSION)
-                goto err;
-
-        return 0;
-err:
-        IWL_ERROR("Unsuported EEPROM VER=0x%x < 0x%x CALIB=0x%x < 0x%x\n",
-                  eeprom_ver, EEPROM_4965_EEPROM_VERSION,
-                  calib_ver, EEPROM_4965_TX_POWER_VERSION);
-        return -EINVAL;
-
+        return iwl_eeprom_query16(priv, EEPROM_4965_CALIB_VERSION_OFFSET);
 }
 
 /*
@@ -2355,7 +2337,7 @@ static struct iwl_lib_ops iwl4965_lib = {
                 .verify_signature  = iwlcore_eeprom_verify_signature,
                 .acquire_semaphore = iwlcore_eeprom_acquire_semaphore,
                 .release_semaphore = iwlcore_eeprom_release_semaphore,
-                .check_version = iwl4965_eeprom_check_version,
+                .calib_version = iwl4965_eeprom_calib_version,
                 .query_addr = iwlcore_eeprom_query_addr,
         },
         .send_tx_power  = iwl4965_send_tx_power,
@@ -2374,6 +2356,8 @@ struct iwl_cfg iwl4965_agn_cfg = {
         .fw_name = "iwlwifi-4965" IWL4965_UCODE_API ".ucode",
         .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
         .eeprom_size = IWL4965_EEPROM_IMG_SIZE,
+        .eeprom_ver = EEPROM_4965_EEPROM_VERSION,
+        .eeprom_calib_ver = EEPROM_4965_TX_POWER_VERSION,
         .ops = &iwl4965_ops,
         .mod_params = &iwl4965_mod_params,
 };
diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index a8c8c858e209..f3316d488240 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -293,30 +293,17 @@ static u32 eeprom_indirect_address(const struct iwl_priv *priv, u32 address)
         return (address & ADDRESS_MSK) + (offset << 1);
 }
 
-static int iwl5000_eeprom_check_version(struct iwl_priv *priv)
+static u16 iwl5000_eeprom_calib_version(struct iwl_priv *priv)
 {
-        u16 eeprom_ver;
         struct iwl_eeprom_calib_hdr {
                 u8 version;
                 u8 pa_type;
                 u16 voltage;
         } *hdr;
 
-        eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION);
-
         hdr = (struct iwl_eeprom_calib_hdr *)iwl_eeprom_query_addr(priv,
                                                         EEPROM_5000_CALIB_ALL);
-
-        if (eeprom_ver < EEPROM_5000_EEPROM_VERSION ||
-            hdr->version < EEPROM_5000_TX_POWER_VERSION)
-                goto err;
-
-        return 0;
-err:
-        IWL_ERROR("Unsuported EEPROM VER=0x%x < 0x%x CALIB=0x%x < 0x%x\n",
-                  eeprom_ver, EEPROM_5000_EEPROM_VERSION,
-                  hdr->version, EEPROM_5000_TX_POWER_VERSION);
-        return -EINVAL;
+        return hdr->version;
 
 }
 
@@ -1510,7 +1497,7 @@ static struct iwl_lib_ops iwl5000_lib = {
                 .verify_signature  = iwlcore_eeprom_verify_signature,
                 .acquire_semaphore = iwlcore_eeprom_acquire_semaphore,
                 .release_semaphore = iwlcore_eeprom_release_semaphore,
-                .check_version  = iwl5000_eeprom_check_version,
+                .calib_version  = iwl5000_eeprom_calib_version,
                 .query_addr = iwl5000_eeprom_query_addr,
         },
 };
@@ -1537,6 +1524,8 @@ struct iwl_cfg iwl5300_agn_cfg = {
         .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
         .ops = &iwl5000_ops,
         .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
+        .eeprom_ver = EEPROM_5000_EEPROM_VERSION,
+        .eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
         .mod_params = &iwl50_mod_params,
 };
 
@@ -1546,6 +1535,8 @@ struct iwl_cfg iwl5100_bg_cfg = {
         .sku = IWL_SKU_G,
         .ops = &iwl5000_ops,
         .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
+        .eeprom_ver = EEPROM_5000_EEPROM_VERSION,
+        .eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
         .mod_params = &iwl50_mod_params,
 };
 
@@ -1555,6 +1546,8 @@ struct iwl_cfg iwl5100_abg_cfg = {
         .sku = IWL_SKU_A|IWL_SKU_G,
         .ops = &iwl5000_ops,
         .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
+        .eeprom_ver = EEPROM_5000_EEPROM_VERSION,
+        .eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
         .mod_params = &iwl50_mod_params,
 };
 
@@ -1564,6 +1557,8 @@ struct iwl_cfg iwl5100_agn_cfg = {
         .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
         .ops = &iwl5000_ops,
         .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
+        .eeprom_ver = EEPROM_5000_EEPROM_VERSION,
+        .eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
         .mod_params = &iwl50_mod_params,
 };
 
@@ -1573,6 +1568,8 @@ struct iwl_cfg iwl5350_agn_cfg = {
         .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
         .ops = &iwl5000_ops,
         .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
+        .eeprom_ver = EEPROM_5050_EEPROM_VERSION,
+        .eeprom_calib_ver = EEPROM_5050_TX_POWER_VERSION,
         .mod_params = &iwl50_mod_params,
 };
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index a2d8afe92beb..fb95c6a9825b 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -173,6 +173,8 @@ struct iwl_cfg {
         const char *fw_name;
         unsigned int sku;
         int eeprom_size;
+        u16  eeprom_ver;
+        u16  eeprom_calib_ver;
         const struct iwl_ops *ops;
         const struct iwl_mod_params *mod_params;
 };
diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-eeprom.c
index 37155755efc5..5160b4b0c0de 100644
--- a/drivers/net/wireless/iwlwifi/iwl-eeprom.c
+++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.c
@@ -279,7 +279,23 @@ EXPORT_SYMBOL(iwl_eeprom_free);
 
 int iwl_eeprom_check_version(struct iwl_priv *priv)
 {
-        return priv->cfg->ops->lib->eeprom_ops.check_version(priv);
+        u16 eeprom_ver;
+        u16 calib_ver;
+
+        eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION);
+        calib_ver = priv->cfg->ops->lib->eeprom_ops.calib_version(priv);
+
+        if (eeprom_ver < priv->cfg->eeprom_ver ||
+            calib_ver < priv->cfg->eeprom_calib_ver)
+                goto err;
+
+        return 0;
+err:
+        IWL_ERROR("Unsuported EEPROM VER=0x%x < 0x%x CALIB=0x%x < 0x%x\n",
+                  eeprom_ver, priv->cfg->eeprom_ver,
+                  calib_ver,  priv->cfg->eeprom_calib_ver);
+        return -EINVAL;
+
 }
 EXPORT_SYMBOL(iwl_eeprom_check_version);
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.h b/drivers/net/wireless/iwlwifi/iwl-eeprom.h
index d3a2a5b4ac56..997f23c8db2e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-eeprom.h
+++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.h
@@ -174,6 +174,9 @@ struct iwl_eeprom_channel {
 #define EEPROM_5000_REG_BAND_52_FAT_CHANNELS  ((0x92)\
                 | INDIRECT_ADDRESS | INDIRECT_REGULATORY)   /* 22  bytes */
 
+/* 5050 Specific */
+#define EEPROM_5050_TX_POWER_VERSION    (4)
+#define EEPROM_5050_EEPROM_VERSION      (0x21E)
 
 /* 2.4 GHz */
 extern const u8 iwl_eeprom_band_1[14];
@@ -371,7 +374,7 @@ struct iwl_eeprom_ops {
         int (*verify_signature) (struct iwl_priv *priv);
         int (*acquire_semaphore) (struct iwl_priv *priv);
         void (*release_semaphore) (struct iwl_priv *priv);
-        int (*check_version) (struct iwl_priv *priv);
+        u16 (*calib_version) (struct iwl_priv *priv);
         const u8* (*query_addr) (const struct iwl_priv *priv, size_t offset);
 };