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>

drivers/net/wireless/iwlwifi/iwl-3945-hw.h

@@ -82,7 +82,7 @@
 #define LONG_SLOT_TIME 20
 
 /* RSSI to dBm */
-#define IWL_RSSI_OFFSET	95
+#define IWL39_RSSI_OFFSET	95
 
 /*
  * EEPROM related constants, enums, and structures.
@@ -276,27 +276,29 @@ struct iwl3945_eeprom {
 
 /* Sizes and addresses for instruction and data memory (SRAM) in
  * 3945's embedded processor.  Driver access is via HBUS_TARG_MEM_* regs. */
-#define RTC_INST_LOWER_BOUND			(0x000000)
-#define ALM_RTC_INST_UPPER_BOUND		(0x014000)
+#define IWL39_RTC_INST_LOWER_BOUND		(0x000000)
+#define IWL39_RTC_INST_UPPER_BOUND		(0x014000)
 
-#define RTC_DATA_LOWER_BOUND			(0x800000)
-#define ALM_RTC_DATA_UPPER_BOUND		(0x808000)
+#define IWL39_RTC_DATA_LOWER_BOUND		(0x800000)
+#define IWL39_RTC_DATA_UPPER_BOUND		(0x808000)
 
-#define ALM_RTC_INST_SIZE (ALM_RTC_INST_UPPER_BOUND - RTC_INST_LOWER_BOUND)
-#define ALM_RTC_DATA_SIZE (ALM_RTC_DATA_UPPER_BOUND - RTC_DATA_LOWER_BOUND)
+#define IWL39_RTC_INST_SIZE (IWL39_RTC_INST_UPPER_BOUND - \
+				IWL39_RTC_INST_LOWER_BOUND)
+#define IWL39_RTC_DATA_SIZE (IWL39_RTC_DATA_UPPER_BOUND - \
+				IWL39_RTC_DATA_LOWER_BOUND)
 
-#define IWL_MAX_INST_SIZE ALM_RTC_INST_SIZE
-#define IWL_MAX_DATA_SIZE ALM_RTC_DATA_SIZE
+#define IWL39_MAX_INST_SIZE IWL39_RTC_INST_SIZE
+#define IWL39_MAX_DATA_SIZE IWL39_RTC_DATA_SIZE
 
 /* Size of uCode instruction memory in bootstrap state machine */
-#define IWL_MAX_BSM_SIZE ALM_RTC_INST_SIZE
+#define IWL39_MAX_BSM_SIZE IWL39_RTC_INST_SIZE
 
 #define IWL39_MAX_NUM_QUEUES	8
 
 static inline int iwl3945_hw_valid_rtc_data_addr(u32 addr)
 {
-	return (addr >= RTC_DATA_LOWER_BOUND) &&
-	       (addr < ALM_RTC_DATA_UPPER_BOUND);
+	return (addr >= IWL39_RTC_DATA_LOWER_BOUND) &&
+	       (addr < IWL39_RTC_DATA_UPPER_BOUND);
 }
 
 /* Base physical address of iwl3945_shared is provided to FH_TSSR_CBB_BASE

drivers/net/wireless/iwlwifi/iwl-3945.c

@@ -661,7 +661,7 @@ static void iwl3945_rx_reply_rx(struct iwl3945_priv *priv,
 
 
 	/* Convert 3945's rssi indicator to dBm */
-	rx_status.signal = rx_stats->rssi - IWL_RSSI_OFFSET;
+	rx_status.signal = rx_stats->rssi - IWL39_RSSI_OFFSET;
 
 	/* Set default noise value to -127 */
 	if (priv->last_rx_noise == 0)

drivers/net/wireless/iwlwifi/iwl-4965-hw.h

@@ -89,7 +89,7 @@
 #define LONG_SLOT_TIME 20
 
 /* RSSI to dBm */
-#define IWL_RSSI_OFFSET	44
+#define IWL49_RSSI_OFFSET	44
 
 
 
@@ -129,24 +129,26 @@
 
 /* Sizes and addresses for instruction and data memory (SRAM) in
  * 4965's embedded processor.  Driver access is via HBUS_TARG_MEM_* regs. */
-#define RTC_INST_LOWER_BOUND			(0x000000)
+#define IWL49_RTC_INST_LOWER_BOUND		(0x000000)
 #define IWL49_RTC_INST_UPPER_BOUND		(0x018000)
 
-#define RTC_DATA_LOWER_BOUND			(0x800000)
+#define IWL49_RTC_DATA_LOWER_BOUND		(0x800000)
 #define IWL49_RTC_DATA_UPPER_BOUND		(0x80A000)
 
-#define IWL49_RTC_INST_SIZE  (IWL49_RTC_INST_UPPER_BOUND - RTC_INST_LOWER_BOUND)
-#define IWL49_RTC_DATA_SIZE  (IWL49_RTC_DATA_UPPER_BOUND - RTC_DATA_LOWER_BOUND)
+#define IWL49_RTC_INST_SIZE  (IWL49_RTC_INST_UPPER_BOUND - \
+				IWL49_RTC_INST_LOWER_BOUND)
+#define IWL49_RTC_DATA_SIZE  (IWL49_RTC_DATA_UPPER_BOUND - \
+				IWL49_RTC_DATA_LOWER_BOUND)
 
-#define IWL_MAX_INST_SIZE IWL49_RTC_INST_SIZE
-#define IWL_MAX_DATA_SIZE IWL49_RTC_DATA_SIZE
+#define IWL49_MAX_INST_SIZE IWL49_RTC_INST_SIZE
+#define IWL49_MAX_DATA_SIZE IWL49_RTC_DATA_SIZE
 
 /* Size of uCode instruction memory in bootstrap state machine */
-#define IWL_MAX_BSM_SIZE BSM_SRAM_SIZE
+#define IWL49_MAX_BSM_SIZE BSM_SRAM_SIZE
 
 static inline int iwl4965_hw_valid_rtc_data_addr(u32 addr)
 {
-	return (addr >= RTC_DATA_LOWER_BOUND) &&
+	return (addr >= IWL49_RTC_DATA_LOWER_BOUND) &&
 	       (addr < IWL49_RTC_DATA_UPPER_BOUND);
 }
 

drivers/net/wireless/iwlwifi/iwl-4965.c

@@ -149,7 +149,7 @@ static int iwl4965_load_bsm(struct iwl_priv *priv)
 	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 @@ static int iwl4965_load_bsm(struct iwl_priv *priv)
 
 	/* 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 @@ static int iwl4965_calc_rssi(struct iwl_priv *priv,
 
 	/* 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;
 }
 
 

drivers/net/wireless/iwlwifi/iwl-5000-hw.h

@@ -68,10 +68,16 @@
 #ifndef __iwl_5000_hw_h__
 #define __iwl_5000_hw_h__
 
+#define IWL50_RTC_INST_LOWER_BOUND		(0x000000)
 #define IWL50_RTC_INST_UPPER_BOUND		(0x020000)
+
+#define IWL50_RTC_DATA_LOWER_BOUND		(0x800000)
 #define IWL50_RTC_DATA_UPPER_BOUND		(0x80C000)
-#define IWL50_RTC_INST_SIZE (IWL50_RTC_INST_UPPER_BOUND - RTC_INST_LOWER_BOUND)
-#define IWL50_RTC_DATA_SIZE (IWL50_RTC_DATA_UPPER_BOUND - RTC_DATA_LOWER_BOUND)
+
+#define IWL50_RTC_INST_SIZE (IWL50_RTC_INST_UPPER_BOUND - \
+				IWL50_RTC_INST_LOWER_BOUND)
+#define IWL50_RTC_DATA_SIZE (IWL50_RTC_DATA_UPPER_BOUND - \
+				IWL50_RTC_DATA_LOWER_BOUND)
 
 /* EEPROM */
 #define IWL_5000_EEPROM_IMG_SIZE			2048

drivers/net/wireless/iwlwifi/iwl-5000.c

@@ -580,7 +580,8 @@ static int iwl5000_load_given_ucode(struct iwl_priv *priv,
 {
 	int ret = 0;
 
-	ret = iwl5000_load_section(priv, inst_image, RTC_INST_LOWER_BOUND);
+	ret = iwl5000_load_section(priv, inst_image,
+				   IWL50_RTC_INST_LOWER_BOUND);
 	if (ret)
 		return ret;
 
@@ -600,7 +601,7 @@ static int iwl5000_load_given_ucode(struct iwl_priv *priv,
 	priv->ucode_write_complete = 0;
 
 	ret = iwl5000_load_section(
-		priv, data_image, RTC_DATA_LOWER_BOUND);
+		priv, data_image, IWL50_RTC_DATA_LOWER_BOUND);
 	if (ret)
 		return ret;
 
@@ -1356,7 +1357,7 @@ static void iwl5000_rx_handler_setup(struct iwl_priv *priv)
 
 static int iwl5000_hw_valid_rtc_data_addr(u32 addr)
 {
-	return (addr >= RTC_DATA_LOWER_BOUND) &&
+	return (addr >= IWL50_RTC_DATA_LOWER_BOUND) &&
 		(addr < IWL50_RTC_DATA_UPPER_BOUND);
 }
 
@@ -1460,7 +1461,7 @@ static int iwl5000_calc_rssi(struct iwl_priv *priv,
 
 	/* 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;
 }
 
 static struct iwl_hcmd_ops iwl5000_hcmd = {

drivers/net/wireless/iwlwifi/iwl-core.c

@@ -1018,7 +1018,7 @@ static int iwlcore_verify_inst_sparse(struct iwl_priv *priv, __le32 *image, u32
 		/* NOTE: Use the debugless read so we don't flood kernel log
 		 * if IWL_DL_IO is set */
 		iwl_write_direct32(priv, HBUS_TARG_MEM_RADDR,
-			i + RTC_INST_LOWER_BOUND);
+			i + IWL49_RTC_INST_LOWER_BOUND);
 		val = _iwl_read_direct32(priv, HBUS_TARG_MEM_RDAT);
 		if (val != le32_to_cpu(*image)) {
 			ret = -EIO;
@@ -1051,7 +1051,8 @@ static int iwl_verify_inst_full(struct iwl_priv *priv, __le32 *image,
 	if (ret)
 		return ret;
 
-	iwl_write_direct32(priv, HBUS_TARG_MEM_RADDR, RTC_INST_LOWER_BOUND);
+	iwl_write_direct32(priv, HBUS_TARG_MEM_RADDR,
+			   IWL49_RTC_INST_LOWER_BOUND);
 
 	errcnt = 0;
 	for (; len > 0; len -= sizeof(u32), image++) {

drivers/net/wireless/iwlwifi/iwl3945-base.c

@@ -5018,7 +5018,8 @@ static int iwl3945_verify_inst_full(struct iwl3945_priv *priv, __le32 *image, u3
 	if (rc)
 		return rc;
 
-	iwl3945_write_direct32(priv, HBUS_TARG_MEM_RADDR, RTC_INST_LOWER_BOUND);
+	iwl3945_write_direct32(priv, HBUS_TARG_MEM_RADDR,
+			       IWL39_RTC_INST_LOWER_BOUND);
 
 	errcnt = 0;
 	for (; len > 0; len -= sizeof(u32), image++) {
@@ -5069,7 +5070,7 @@ static int iwl3945_verify_inst_sparse(struct iwl3945_priv *priv, __le32 *image,
 		/* NOTE: Use the debugless read so we don't flood kernel log
 		 * if IWL_DL_IO is set */
 		iwl3945_write_direct32(priv, HBUS_TARG_MEM_RADDR,
-			i + RTC_INST_LOWER_BOUND);
+			i + IWL39_RTC_INST_LOWER_BOUND);
 		val = _iwl3945_read_direct32(priv, HBUS_TARG_MEM_RDAT);
 		if (val != le32_to_cpu(*image)) {
 #if 0 /* Enable this if you want to see details */
@@ -5219,7 +5220,7 @@ static int iwl3945_load_bsm(struct iwl3945_priv *priv)
 	IWL_DEBUG_INFO("Begin load bsm\n");
 
 	/* make sure bootstrap program is no larger than BSM's SRAM size */
-	if (len > IWL_MAX_BSM_SIZE)
+	if (len > IWL39_MAX_BSM_SIZE)
 		return -EINVAL;
 
 	/* Tell bootstrap uCode where to find the "Initialize" uCode
@@ -5257,7 +5258,7 @@ static int iwl3945_load_bsm(struct iwl3945_priv *priv)
 	/* Tell BSM to copy from BSM SRAM into instruction SRAM, when asked */
 	iwl3945_write_prph(priv, BSM_WR_MEM_SRC_REG, 0x0);
 	iwl3945_write_prph(priv, BSM_WR_MEM_DST_REG,
-				 RTC_INST_LOWER_BOUND);
+				 IWL39_RTC_INST_LOWER_BOUND);
 	iwl3945_write_prph(priv, BSM_WR_DWCOUNT_REG, len / sizeof(u32));
 
 	/* Load bootstrap code into instruction SRAM now,
@@ -5401,32 +5402,32 @@ static int iwl3945_read_ucode(struct iwl3945_priv *priv)
 	}
 
 	/* Verify that uCode images will fit in card's SRAM */
-	if (inst_size > IWL_MAX_INST_SIZE) {
+	if (inst_size > IWL39_MAX_INST_SIZE) {
 		IWL_DEBUG_INFO("uCode instr len %d too large to fit in\n",
 			       inst_size);
 		ret = -EINVAL;
 		goto err_release;
 	}
 
-	if (data_size > IWL_MAX_DATA_SIZE) {
+	if (data_size > IWL39_MAX_DATA_SIZE) {
 		IWL_DEBUG_INFO("uCode data len %d too large to fit in\n",
 			       data_size);
 		ret = -EINVAL;
 		goto err_release;
 	}
-	if (init_size > IWL_MAX_INST_SIZE) {
+	if (init_size > IWL39_MAX_INST_SIZE) {
 		IWL_DEBUG_INFO("uCode init instr len %d too large to fit in\n",
 				init_size);
 		ret = -EINVAL;
 		goto err_release;
 	}
-	if (init_data_size > IWL_MAX_DATA_SIZE) {
+	if (init_data_size > IWL39_MAX_DATA_SIZE) {
 		IWL_DEBUG_INFO("uCode init data len %d too large to fit in\n",
 				init_data_size);
 		ret = -EINVAL;
 		goto err_release;
 	}
-	if (boot_size > IWL_MAX_BSM_SIZE) {
+	if (boot_size > IWL39_MAX_BSM_SIZE) {
 		IWL_DEBUG_INFO("uCode boot instr len %d too large to fit in\n",
 				boot_size);
 		ret = -EINVAL;