iwlwifi: Use eeprom form iwlcore
This patch puts in use eeprom from iwlcore module
Signed-off-by: Assaf Krauss <assaf.krauss@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl4965-base.c b/drivers/net/wireless/iwlwifi/iwl4965-base.c
index ce1c3f6..d84a7f2 100644
--- a/drivers/net/wireless/iwlwifi/iwl4965-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl4965-base.c
@@ -45,6 +45,7 @@
#include <asm/div64.h>
+#include "iwl-eeprom.h"
#include "iwl-core.h"
#include "iwl-4965.h"
#include "iwl-helpers.h"
@@ -1562,85 +1563,6 @@
/******************************************************************************
*
- * EEPROM related functions
- *
- ******************************************************************************/
-
-static void get_eeprom_mac(struct iwl4965_priv *priv, u8 *mac)
-{
- memcpy(mac, priv->eeprom.mac_address, 6);
-}
-
-static inline void iwl4965_eeprom_release_semaphore(struct iwl4965_priv *priv)
-{
- iwl4965_clear_bit(priv, CSR_HW_IF_CONFIG_REG,
- CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM);
-}
-
-/**
- * iwl4965_eeprom_init - read EEPROM contents
- *
- * Load the EEPROM contents from adapter into priv->eeprom
- *
- * NOTE: This routine uses the non-debug IO access functions.
- */
-int iwl4965_eeprom_init(struct iwl4965_priv *priv)
-{
- u16 *e = (u16 *)&priv->eeprom;
- u32 gp = iwl4965_read32(priv, CSR_EEPROM_GP);
- u32 r;
- int sz = sizeof(priv->eeprom);
- int rc;
- int i;
- u16 addr;
-
- /* The EEPROM structure has several padding buffers within it
- * and when adding new EEPROM maps is subject to programmer errors
- * which may be very difficult to identify without explicitly
- * checking the resulting size of the eeprom map. */
- BUILD_BUG_ON(sizeof(priv->eeprom) != IWL_EEPROM_IMAGE_SIZE);
-
- if ((gp & CSR_EEPROM_GP_VALID_MSK) == CSR_EEPROM_GP_BAD_SIGNATURE) {
- IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x", gp);
- return -ENOENT;
- }
-
- /* Make sure driver (instead of uCode) is allowed to read EEPROM */
- rc = iwl4965_eeprom_acquire_semaphore(priv);
- if (rc < 0) {
- IWL_ERROR("Failed to acquire EEPROM semaphore.\n");
- return -ENOENT;
- }
-
- /* eeprom is an array of 16bit values */
- for (addr = 0; addr < sz; addr += sizeof(u16)) {
- _iwl4965_write32(priv, CSR_EEPROM_REG, addr << 1);
- _iwl4965_clear_bit(priv, CSR_EEPROM_REG, CSR_EEPROM_REG_BIT_CMD);
-
- for (i = 0; i < IWL_EEPROM_ACCESS_TIMEOUT;
- i += IWL_EEPROM_ACCESS_DELAY) {
- r = _iwl4965_read_direct32(priv, CSR_EEPROM_REG);
- if (r & CSR_EEPROM_REG_READ_VALID_MSK)
- break;
- udelay(IWL_EEPROM_ACCESS_DELAY);
- }
-
- if (!(r & CSR_EEPROM_REG_READ_VALID_MSK)) {
- IWL_ERROR("Time out reading EEPROM[%d]", addr);
- rc = -ETIMEDOUT;
- goto done;
- }
- e[addr / 2] = le16_to_cpu((__force __le16)(r >> 16));
- }
- rc = 0;
-
-done:
- iwl4965_eeprom_release_semaphore(priv);
- return rc;
-}
-
-/******************************************************************************
- *
* Misc. internal state and helper functions
*
******************************************************************************/
@@ -8765,13 +8687,13 @@
goto out_remove_sysfs;
}
/* Read the EEPROM */
- err = iwl4965_eeprom_init(priv);
+ err = iwl_eeprom_init(priv);
if (err) {
IWL_ERROR("Unable to init EEPROM\n");
goto out_remove_sysfs;
}
/* MAC Address location in EEPROM same for 3945/4965 */
- get_eeprom_mac(priv, priv->mac_addr);
+ iwl_eeprom_get_mac(priv, priv->mac_addr);
IWL_DEBUG_INFO("MAC address: %s\n", print_mac(mac, priv->mac_addr));
SET_IEEE80211_PERM_ADDR(priv->hw, priv->mac_addr);