iwlwifi: move hw_rev to transport layer

The HW revision is now read by the transport layer in its allocation.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>

3 files changed, 4 insertions, 11 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 14f8b750c7c5..36f7adeb1768 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -1691,13 +1691,6 @@ static void iwl_uninit_drv(struct iwl_priv *priv)
 #endif
 }
 
-
-
-static u32 iwl_hw_detect(struct iwl_priv *priv)
-{
-        return iwl_read32(trans(priv), CSR_HW_REV);
-}
-
 /* Size of one Rx buffer in host DRAM */
 #define IWL_RX_BUF_SIZE_4K (4 * 1024)
 #define IWL_RX_BUF_SIZE_8K (8 * 1024)
@@ -1769,7 +1762,6 @@ int iwl_probe(struct iwl_bus *bus, const struct iwl_trans_ops *trans_ops,
         struct iwl_priv *priv;
         struct ieee80211_hw *hw;
         u16 num_mac;
-        u32 hw_rev;
 
         /************************
          * 1. Allocating HW data
@@ -1818,9 +1810,8 @@ int iwl_probe(struct iwl_bus *bus, const struct iwl_trans_ops *trans_ops,
         /***********************
          * 3. Read REV register
          ***********************/
-        hw_rev = iwl_hw_detect(priv);
         IWL_INFO(priv, "Detected %s, REV=0x%X\n",
-                cfg(priv)->name, hw_rev);
+                cfg(priv)->name, trans(priv)->hw_rev);
 
         err = iwl_trans_start_hw(trans(priv));
         if (err)
@@ -1830,7 +1821,7 @@ int iwl_probe(struct iwl_bus *bus, const struct iwl_trans_ops *trans_ops,
          * 4. Read EEPROM
          *****************/
         /* Read the EEPROM */
-        err = iwl_eeprom_init(priv, hw_rev);
+        err = iwl_eeprom_init(priv, trans(priv)->hw_rev);
         /* Reset chip to save power until we load uCode during "up". */
         iwl_trans_stop_hw(trans(priv));
         if (err) {
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
index 4b711b790a90..ed2a9216d807 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
+++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
@@ -2317,6 +2317,7 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct iwl_shared *shrd,
         trans->dev = &pdev->dev;
         trans->irq = pdev->irq;
         trans_pcie->pci_dev = pdev;
+        trans->hw_rev = iwl_read32(trans, CSR_HW_REV);
         trans->hw_id = (pdev->device << 16) + pdev->subsystem_device;
         snprintf(trans->hw_id_str, sizeof(trans->hw_id_str),
                  "PCI ID: 0x%04X:0x%04X", pdev->device, pdev->subsystem_device);
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h
index 0359d71e554f..a305e96d82a0 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/iwlwifi/iwl-trans.h
@@ -253,6 +253,7 @@ struct iwl_trans {
 
         struct device *dev;
         unsigned int irq;
+        u32 hw_rev;
         u32 hw_id;
         char hw_id_str[52];