iwlwifi: rename ACPI_SAR_NUM_CHAIN_LIMITS to ACPI_SAR_NUM_CHAINS

The "LIMITS" in the macro name don't have much meaning, so remove it
to make the macro shorter and better reflect that this is the number
of chains that we have limits for.

Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20210805130823.65591c9fa2af.Ie7e4ba94c903ef444cb07df61891394c11c7c864@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>

drivers/net/wireless/intel/iwlwifi/fw/acpi.c

@@ -433,10 +433,10 @@ static int iwl_sar_fill_table(struct iwl_fw_runtime *fwrt,
 			      __le16 *per_chain, u32 n_subbands,
 			      int prof_a, int prof_b)
 {
-	int profs[ACPI_SAR_NUM_CHAIN_LIMITS] = { prof_a, prof_b };
+	int profs[ACPI_SAR_NUM_CHAINS] = { prof_a, prof_b };
 	int i, j, idx;
 
-	for (i = 0; i < ACPI_SAR_NUM_CHAIN_LIMITS; i++) {
+	for (i = 0; i < ACPI_SAR_NUM_CHAINS; i++) {
 		struct iwl_sar_profile *prof;
 
 		/* don't allow SAR to be disabled (profile 0 means disable) */
@@ -486,7 +486,7 @@ int iwl_sar_select_profile(struct iwl_fw_runtime *fwrt,
 
 	for (i = 0; i < n_tables; i++) {
 		ret = iwl_sar_fill_table(fwrt,
-			 &per_chain[i * n_subbands * ACPI_SAR_NUM_CHAIN_LIMITS],
+			 &per_chain[i * n_subbands * ACPI_SAR_NUM_CHAINS],
 			 n_subbands, prof_a, prof_b);
 		if (ret)
 			break;

drivers/net/wireless/intel/iwlwifi/fw/acpi.h

@@ -33,7 +33,7 @@
 #define ACPI_NUM_GEO_PROFILES		3
 #define ACPI_GEO_PER_CHAIN_SIZE		3
 
-#define ACPI_SAR_NUM_CHAIN_LIMITS	2
+#define ACPI_SAR_NUM_CHAINS		2
 #define ACPI_SAR_NUM_SUB_BANDS		5
 #define ACPI_SAR_NUM_TABLES		1