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Date: Sun, 12 Feb 2017 11:17:58 +0530
From: simran singhal <singhalsimran0@...il.com>
To: gregkh@...uxfoundation.org
Cc: devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH 13/15] staging: rtl8192u: Prefer using the BIT macro
This patch replaces bit shifting on 1 with the BIT(x) macro as it's
extensively used by other function in this driver.
This was done with coccinelle:
@@ int g; @@
-(1 << g)
+BIT(g)
Signed-off-by: simran singhal <singhalsimran0@...il.com>
---
drivers/staging/rtl8192u/ieee80211/ieee80211.h | 188 ++++++++++++-------------
1 file changed, 94 insertions(+), 94 deletions(-)
diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211.h b/drivers/staging/rtl8192u/ieee80211/ieee80211.h
index e71af2f..fc8c6a4 100644
--- a/drivers/staging/rtl8192u/ieee80211/ieee80211.h
+++ b/drivers/staging/rtl8192u/ieee80211/ieee80211.h
@@ -502,28 +502,28 @@ do { if (ieee80211_debug_level & (level)) \
*
*/
-#define IEEE80211_DL_INFO (1<<0)
-#define IEEE80211_DL_WX (1<<1)
-#define IEEE80211_DL_SCAN (1<<2)
-#define IEEE80211_DL_STATE (1<<3)
-#define IEEE80211_DL_MGMT (1<<4)
-#define IEEE80211_DL_FRAG (1<<5)
-#define IEEE80211_DL_EAP (1<<6)
-#define IEEE80211_DL_DROP (1<<7)
-
-#define IEEE80211_DL_TX (1<<8)
-#define IEEE80211_DL_RX (1<<9)
-
-#define IEEE80211_DL_HT (1<<10) //HT
-#define IEEE80211_DL_BA (1<<11) //ba
-#define IEEE80211_DL_TS (1<<12) //TS
-#define IEEE80211_DL_QOS (1<<13)
-#define IEEE80211_DL_REORDER (1<<14)
-#define IEEE80211_DL_IOT (1<<15)
-#define IEEE80211_DL_IPS (1<<16)
-#define IEEE80211_DL_TRACE (1<<29) //trace function, need to user net_ratelimit() together in order not to print too much to the screen
-#define IEEE80211_DL_DATA (1<<30) //use this flag to control whether print data buf out.
-#define IEEE80211_DL_ERR (1<<31) //always open
+#define IEEE80211_DL_INFO BIT(0)
+#define IEEE80211_DL_WX BIT(1)
+#define IEEE80211_DL_SCAN BIT(2)
+#define IEEE80211_DL_STATE BIT(3)
+#define IEEE80211_DL_MGMT BIT(4)
+#define IEEE80211_DL_FRAG BIT(5)
+#define IEEE80211_DL_EAP BIT(6)
+#define IEEE80211_DL_DROP BIT(7)
+
+#define IEEE80211_DL_TX BIT(8)
+#define IEEE80211_DL_RX BIT(9)
+
+#define IEEE80211_DL_HT BIT(10) //HT
+#define IEEE80211_DL_BA BIT(11) //ba
+#define IEEE80211_DL_TS BIT(12) //TS
+#define IEEE80211_DL_QOS BIT(13)
+#define IEEE80211_DL_REORDER BIT(14)
+#define IEEE80211_DL_IOT BIT(15)
+#define IEEE80211_DL_IPS BIT(16)
+#define IEEE80211_DL_TRACE BIT(29) //trace function, need to user net_ratelimit() together in order not to print too much to the screen
+#define IEEE80211_DL_DATA BIT(30) //use this flag to control whether print data buf out.
+#define IEEE80211_DL_ERR BIT(31) //always open
#define IEEE80211_ERROR(f, a...) printk(KERN_ERR "ieee80211: " f, ## a)
#define IEEE80211_WARNING(f, a...) printk(KERN_WARNING "ieee80211: " f, ## a)
#define IEEE80211_DEBUG_INFO(f, a...) IEEE80211_DEBUG(IEEE80211_DL_INFO, f, ## a)
@@ -579,35 +579,35 @@ struct ieee80211_snap_hdr {
#define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
#define WLAN_GET_SEQ_SEQ(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
-#define WLAN_CAPABILITY_BSS (1<<0)
-#define WLAN_CAPABILITY_IBSS (1<<1)
-#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
-#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
-#define WLAN_CAPABILITY_PRIVACY (1<<4)
-#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
-#define WLAN_CAPABILITY_PBCC (1<<6)
-#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
-#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
-#define WLAN_CAPABILITY_QOS (1<<9)
-#define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
-#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
+#define WLAN_CAPABILITY_BSS BIT(0)
+#define WLAN_CAPABILITY_IBSS BIT(1)
+#define WLAN_CAPABILITY_CF_POLLABLE BIT(2)
+#define WLAN_CAPABILITY_CF_POLL_REQUEST BIT(3)
+#define WLAN_CAPABILITY_PRIVACY BIT(4)
+#define WLAN_CAPABILITY_SHORT_PREAMBLE BIT(5)
+#define WLAN_CAPABILITY_PBCC BIT(6)
+#define WLAN_CAPABILITY_CHANNEL_AGILITY BIT(7)
+#define WLAN_CAPABILITY_SPECTRUM_MGMT BIT(8)
+#define WLAN_CAPABILITY_QOS BIT(9)
+#define WLAN_CAPABILITY_SHORT_SLOT BIT(10)
+#define WLAN_CAPABILITY_DSSS_OFDM BIT(13)
/* 802.11g ERP information element */
-#define WLAN_ERP_NON_ERP_PRESENT (1<<0)
-#define WLAN_ERP_USE_PROTECTION (1<<1)
-#define WLAN_ERP_BARKER_PREAMBLE (1<<2)
-
-#define IEEE80211_STATMASK_SIGNAL (1<<0)
-#define IEEE80211_STATMASK_RSSI (1<<1)
-#define IEEE80211_STATMASK_NOISE (1<<2)
-#define IEEE80211_STATMASK_RATE (1<<3)
+#define WLAN_ERP_NON_ERP_PRESENT BIT(0)
+#define WLAN_ERP_USE_PROTECTION BIT(1)
+#define WLAN_ERP_BARKER_PREAMBLE BIT(2)
+
+#define IEEE80211_STATMASK_SIGNAL BIT(0)
+#define IEEE80211_STATMASK_RSSI BIT(1)
+#define IEEE80211_STATMASK_NOISE BIT(2)
+#define IEEE80211_STATMASK_RATE BIT(3)
#define IEEE80211_STATMASK_WEMASK 0x7
-#define IEEE80211_CCK_MODULATION (1<<0)
-#define IEEE80211_OFDM_MODULATION (1<<1)
+#define IEEE80211_CCK_MODULATION BIT(0)
+#define IEEE80211_OFDM_MODULATION BIT(1)
-#define IEEE80211_24GHZ_BAND (1<<0)
-#define IEEE80211_52GHZ_BAND (1<<1)
+#define IEEE80211_24GHZ_BAND BIT(0)
+#define IEEE80211_52GHZ_BAND BIT(1)
#define IEEE80211_CCK_RATE_LEN 4
#define IEEE80211_CCK_RATE_1MB 0x02
@@ -625,18 +625,18 @@ struct ieee80211_snap_hdr {
#define IEEE80211_OFDM_RATE_54MB 0x6C
#define IEEE80211_BASIC_RATE_MASK 0x80
-#define IEEE80211_CCK_RATE_1MB_MASK (1<<0)
-#define IEEE80211_CCK_RATE_2MB_MASK (1<<1)
-#define IEEE80211_CCK_RATE_5MB_MASK (1<<2)
-#define IEEE80211_CCK_RATE_11MB_MASK (1<<3)
-#define IEEE80211_OFDM_RATE_6MB_MASK (1<<4)
-#define IEEE80211_OFDM_RATE_9MB_MASK (1<<5)
-#define IEEE80211_OFDM_RATE_12MB_MASK (1<<6)
-#define IEEE80211_OFDM_RATE_18MB_MASK (1<<7)
-#define IEEE80211_OFDM_RATE_24MB_MASK (1<<8)
-#define IEEE80211_OFDM_RATE_36MB_MASK (1<<9)
-#define IEEE80211_OFDM_RATE_48MB_MASK (1<<10)
-#define IEEE80211_OFDM_RATE_54MB_MASK (1<<11)
+#define IEEE80211_CCK_RATE_1MB_MASK BIT(0)
+#define IEEE80211_CCK_RATE_2MB_MASK BIT(1)
+#define IEEE80211_CCK_RATE_5MB_MASK BIT(2)
+#define IEEE80211_CCK_RATE_11MB_MASK BIT(3)
+#define IEEE80211_OFDM_RATE_6MB_MASK BIT(4)
+#define IEEE80211_OFDM_RATE_9MB_MASK BIT(5)
+#define IEEE80211_OFDM_RATE_12MB_MASK BIT(6)
+#define IEEE80211_OFDM_RATE_18MB_MASK BIT(7)
+#define IEEE80211_OFDM_RATE_24MB_MASK BIT(8)
+#define IEEE80211_OFDM_RATE_36MB_MASK BIT(9)
+#define IEEE80211_OFDM_RATE_48MB_MASK BIT(10)
+#define IEEE80211_OFDM_RATE_54MB_MASK BIT(11)
#define IEEE80211_CCK_RATES_MASK 0x0000000F
#define IEEE80211_CCK_BASIC_RATES_MASK (IEEE80211_CCK_RATE_1MB_MASK | \
@@ -794,16 +794,16 @@ struct ieee80211_device;
#include "ieee80211_crypt.h"
-#define SEC_KEY_1 (1<<0)
-#define SEC_KEY_2 (1<<1)
-#define SEC_KEY_3 (1<<2)
-#define SEC_KEY_4 (1<<3)
-#define SEC_ACTIVE_KEY (1<<4)
-#define SEC_AUTH_MODE (1<<5)
-#define SEC_UNICAST_GROUP (1<<6)
-#define SEC_LEVEL (1<<7)
-#define SEC_ENABLED (1<<8)
-#define SEC_ENCRYPT (1<<9)
+#define SEC_KEY_1 BIT(0)
+#define SEC_KEY_2 BIT(1)
+#define SEC_KEY_3 BIT(2)
+#define SEC_KEY_4 BIT(3)
+#define SEC_ACTIVE_KEY BIT(4)
+#define SEC_AUTH_MODE BIT(5)
+#define SEC_UNICAST_GROUP BIT(6)
+#define SEC_LEVEL BIT(7)
+#define SEC_ENABLED BIT(8)
+#define SEC_ENCRYPT BIT(9)
#define SEC_LEVEL_0 0 /* None */
#define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */
@@ -1069,23 +1069,23 @@ typedef union _frameqos {
#define MAX_WPA_IE_LEN 64
-#define NETWORK_EMPTY_ESSID (1<<0)
-#define NETWORK_HAS_OFDM (1<<1)
-#define NETWORK_HAS_CCK (1<<2)
+#define NETWORK_EMPTY_ESSID BIT(0)
+#define NETWORK_HAS_OFDM BIT(1)
+#define NETWORK_HAS_CCK BIT(2)
/* QoS structure */
-#define NETWORK_HAS_QOS_PARAMETERS (1<<3)
-#define NETWORK_HAS_QOS_INFORMATION (1<<4)
+#define NETWORK_HAS_QOS_PARAMETERS BIT(3)
+#define NETWORK_HAS_QOS_INFORMATION BIT(4)
#define NETWORK_HAS_QOS_MASK (NETWORK_HAS_QOS_PARAMETERS | \
NETWORK_HAS_QOS_INFORMATION)
/* 802.11h */
-#define NETWORK_HAS_POWER_CONSTRAINT (1<<5)
-#define NETWORK_HAS_CSA (1<<6)
-#define NETWORK_HAS_QUIET (1<<7)
-#define NETWORK_HAS_IBSS_DFS (1<<8)
-#define NETWORK_HAS_TPC_REPORT (1<<9)
+#define NETWORK_HAS_POWER_CONSTRAINT BIT(5)
+#define NETWORK_HAS_CSA BIT(6)
+#define NETWORK_HAS_QUIET BIT(7)
+#define NETWORK_HAS_IBSS_DFS BIT(8)
+#define NETWORK_HAS_TPC_REPORT BIT(9)
-#define NETWORK_HAS_ERP_VALUE (1<<10)
+#define NETWORK_HAS_ERP_VALUE BIT(10)
#define QOS_QUEUE_NUM 4
#define QOS_OUI_LEN 3
@@ -1434,9 +1434,9 @@ enum ieee80211_state {
#define DEFAULT_MAX_SCAN_AGE (15 * HZ)
#define DEFAULT_FTS 2346
-#define CFG_IEEE80211_RESERVE_FCS (1<<0)
-#define CFG_IEEE80211_COMPUTE_FCS (1<<1)
-#define CFG_IEEE80211_RTS (1<<2)
+#define CFG_IEEE80211_RESERVE_FCS BIT(0)
+#define CFG_IEEE80211_COMPUTE_FCS BIT(1)
+#define CFG_IEEE80211_RTS BIT(2)
#define IEEE80211_24GHZ_MIN_CHANNEL 1
#define IEEE80211_24GHZ_MAX_CHANNEL 14
@@ -2007,11 +2007,11 @@ struct ieee80211_device {
u8 priv[0];
};
-#define IEEE_A (1<<0)
-#define IEEE_B (1<<1)
-#define IEEE_G (1<<2)
-#define IEEE_N_24G (1<<4)
-#define IEEE_N_5G (1<<5)
+#define IEEE_A BIT(0)
+#define IEEE_B BIT(1)
+#define IEEE_G BIT(2)
+#define IEEE_N_24G BIT(4)
+#define IEEE_N_5G BIT(5)
#define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G)
/* Generate a 802.11 header */
@@ -2019,31 +2019,31 @@ struct ieee80211_device {
/* Uses the channel change callback directly
* instead of [start/stop] scan callbacks
*/
-#define IEEE_SOFTMAC_SCAN (1<<2)
+#define IEEE_SOFTMAC_SCAN BIT(2)
/* Perform authentication and association handshake */
-#define IEEE_SOFTMAC_ASSOCIATE (1<<3)
+#define IEEE_SOFTMAC_ASSOCIATE BIT(3)
/* Generate probe requests */
-#define IEEE_SOFTMAC_PROBERQ (1<<4)
+#define IEEE_SOFTMAC_PROBERQ BIT(4)
/* Generate respones to probe requests */
-#define IEEE_SOFTMAC_PROBERS (1<<5)
+#define IEEE_SOFTMAC_PROBERS BIT(5)
/* The ieee802.11 stack will manages the netif queue
* wake/stop for the driver, taking care of 802.11
* fragmentation. See softmac.c for details. */
-#define IEEE_SOFTMAC_TX_QUEUE (1<<7)
+#define IEEE_SOFTMAC_TX_QUEUE BIT(7)
/* Uses only the softmac_data_hard_start_xmit
* even for TX management frames.
*/
-#define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
+#define IEEE_SOFTMAC_SINGLE_QUEUE BIT(8)
/* Generate beacons. The stack will enqueue beacons
* to the card
*/
-#define IEEE_SOFTMAC_BEACONS (1<<6)
+#define IEEE_SOFTMAC_BEACONS BIT(6)
static inline void *ieee80211_priv(struct net_device *dev)
{
--
2.7.4
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