iwl3945: Have consistant and not redefined HW constants

SRAM addresses are different for 3945, 4065, and 5000, let's give them
different names.
Also, the RSSI_OFFSET is different for 3945 and 4965, thus they should be
named differently.

Signed-off-by: Samuel Ortiz <samuel.ortiz@intel.com>
Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index bb96170..4822362 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -149,7 +149,7 @@
 	priv->ucode_type = UCODE_RT;
 
 	/* make sure bootstrap program is no larger than BSM's SRAM size */
-	if (len > IWL_MAX_BSM_SIZE)
+	if (len > IWL49_MAX_BSM_SIZE)
 		return -EINVAL;
 
 	/* Tell bootstrap uCode where to find the "Initialize" uCode
@@ -186,7 +186,7 @@
 
 	/* Tell BSM to copy from BSM SRAM into instruction SRAM, when asked */
 	iwl_write_prph(priv, BSM_WR_MEM_SRC_REG, 0x0);
-	iwl_write_prph(priv, BSM_WR_MEM_DST_REG, RTC_INST_LOWER_BOUND);
+	iwl_write_prph(priv, BSM_WR_MEM_DST_REG, IWL49_RTC_INST_LOWER_BOUND);
 	iwl_write_prph(priv, BSM_WR_DWCOUNT_REG, len / sizeof(u32));
 
 	/* Load bootstrap code into instruction SRAM now,
@@ -2246,7 +2246,7 @@
 
 	/* dBm = max_rssi dB - agc dB - constant.
 	 * Higher AGC (higher radio gain) means lower signal. */
-	return max_rssi - agc - IWL_RSSI_OFFSET;
+	return max_rssi - agc - IWL49_RSSI_OFFSET;
 }