From 2c91108c55477334f6854a587ec6e9111d8f1407 Mon Sep 17 00:00:00 2001 From: Jiri Slaby Date: Sat, 7 Mar 2009 10:26:41 +0100 Subject: [PATCH] ath5k: constify stuff Make some structures const to place them in .rodata, since we won't change them. Most important parts of objdump -h: - 0 .text 00011170 + 0 .text 00011140 - 5 .rodata 0000828e + 5 .rodata 0000895e - 13 .data 00000560 + 13 .data 00000110 - 14 .devinit.data 00000260 Signed-off-by: Jiri Slaby Acked-by: Nick Kossifidis Cc: Luis R. Rodriguez Cc: Bob Copeland Signed-off-by: John W. Linville --- drivers/net/wireless/ath5k/attach.c | 13 ++++++------- drivers/net/wireless/ath5k/base.c | 8 ++++---- drivers/net/wireless/ath5k/debug.c | 10 +++++----- drivers/net/wireless/ath5k/reset.c | 2 +- 4 files changed, 16 insertions(+), 17 deletions(-) diff --git a/drivers/net/wireless/ath5k/attach.c b/drivers/net/wireless/ath5k/attach.c index 05bc5cb44e8..656cb9dc833 100644 --- a/drivers/net/wireless/ath5k/attach.c +++ b/drivers/net/wireless/ath5k/attach.c @@ -34,14 +34,14 @@ static int ath5k_hw_post(struct ath5k_hw *ah) { - int i, c; - u16 cur_reg; - u16 regs[2] = {AR5K_STA_ID0, AR5K_PHY(8)}; - u32 var_pattern; - u32 static_pattern[4] = { + static const u32 static_pattern[4] = { 0x55555555, 0xaaaaaaaa, 0x66666666, 0x99999999 }; + static const u16 regs[2] = { AR5K_STA_ID0, AR5K_PHY(8) }; + int i, c; + u16 cur_reg; + u32 var_pattern; u32 init_val; u32 cur_val; @@ -106,7 +106,6 @@ struct ath5k_hw *ath5k_hw_attach(struct ath5k_softc *sc, u8 mac_version) { struct ath5k_hw *ah; struct pci_dev *pdev = sc->pdev; - u8 mac[ETH_ALEN] = {}; int ret; u32 srev; @@ -312,7 +311,7 @@ struct ath5k_hw *ath5k_hw_attach(struct ath5k_softc *sc, u8 mac_version) } /* MAC address is cleared until add_interface */ - ath5k_hw_set_lladdr(ah, mac); + ath5k_hw_set_lladdr(ah, (u8[ETH_ALEN]){}); /* Set BSSID to bcast address: ff:ff:ff:ff:ff:ff for now */ memset(ah->ah_bssid, 0xff, ETH_ALEN); diff --git a/drivers/net/wireless/ath5k/base.c b/drivers/net/wireless/ath5k/base.c index f7c424dcac6..f2e5c3936f0 100644 --- a/drivers/net/wireless/ath5k/base.c +++ b/drivers/net/wireless/ath5k/base.c @@ -79,7 +79,7 @@ MODULE_VERSION("0.6.0 (EXPERIMENTAL)"); /* Known PCI ids */ -static struct pci_device_id ath5k_pci_id_table[] __devinitdata = { +static const struct pci_device_id ath5k_pci_id_table[] = { { PCI_VDEVICE(ATHEROS, 0x0207), .driver_data = AR5K_AR5210 }, /* 5210 early */ { PCI_VDEVICE(ATHEROS, 0x0007), .driver_data = AR5K_AR5210 }, /* 5210 */ { PCI_VDEVICE(ATHEROS, 0x0011), .driver_data = AR5K_AR5211 }, /* 5311 - this is on AHB bus !*/ @@ -103,7 +103,7 @@ static struct pci_device_id ath5k_pci_id_table[] __devinitdata = { MODULE_DEVICE_TABLE(pci, ath5k_pci_id_table); /* Known SREVs */ -static struct ath5k_srev_name srev_names[] = { +static const struct ath5k_srev_name srev_names[] = { { "5210", AR5K_VERSION_MAC, AR5K_SREV_AR5210 }, { "5311", AR5K_VERSION_MAC, AR5K_SREV_AR5311 }, { "5311A", AR5K_VERSION_MAC, AR5K_SREV_AR5311A }, @@ -142,7 +142,7 @@ static struct ath5k_srev_name srev_names[] = { { "xxxxx", AR5K_VERSION_RAD, AR5K_SREV_UNKNOWN }, }; -static struct ieee80211_rate ath5k_rates[] = { +static const struct ieee80211_rate ath5k_rates[] = { { .bitrate = 10, .hw_value = ATH5K_RATE_CODE_1M, }, { .bitrate = 20, @@ -248,7 +248,7 @@ static void ath5k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_bss_conf *bss_conf, u32 changes); -static struct ieee80211_ops ath5k_hw_ops = { +static const struct ieee80211_ops ath5k_hw_ops = { .tx = ath5k_tx, .start = ath5k_start, .stop = ath5k_stop, diff --git a/drivers/net/wireless/ath5k/debug.c b/drivers/net/wireless/ath5k/debug.c index 413ed689cd5..9770bb3d40f 100644 --- a/drivers/net/wireless/ath5k/debug.c +++ b/drivers/net/wireless/ath5k/debug.c @@ -82,14 +82,14 @@ static int ath5k_debugfs_open(struct inode *inode, struct file *file) /* debugfs: registers */ struct reg { - char *name; + const char *name; int addr; }; #define REG_STRUCT_INIT(r) { #r, r } /* just a few random registers, might want to add more */ -static struct reg regs[] = { +static const struct reg regs[] = { REG_STRUCT_INIT(AR5K_CR), REG_STRUCT_INIT(AR5K_RXDP), REG_STRUCT_INIT(AR5K_CFG), @@ -142,7 +142,7 @@ static struct reg regs[] = { static void *reg_start(struct seq_file *seq, loff_t *pos) { - return *pos < ARRAY_SIZE(regs) ? ®s[*pos] : NULL; + return *pos < ARRAY_SIZE(regs) ? (void *)®s[*pos] : NULL; } static void reg_stop(struct seq_file *seq, void *p) @@ -153,7 +153,7 @@ static void reg_stop(struct seq_file *seq, void *p) static void *reg_next(struct seq_file *seq, void *p, loff_t *pos) { ++*pos; - return *pos < ARRAY_SIZE(regs) ? ®s[*pos] : NULL; + return *pos < ARRAY_SIZE(regs) ? (void *)®s[*pos] : NULL; } static int reg_show(struct seq_file *seq, void *p) @@ -290,7 +290,7 @@ static const struct file_operations fops_reset = { /* debugfs: debug level */ -static struct { +static const struct { enum ath5k_debug_level level; const char *name; const char *desc; diff --git a/drivers/net/wireless/ath5k/reset.c b/drivers/net/wireless/ath5k/reset.c index 1531ccd3506..685dc213eda 100644 --- a/drivers/net/wireless/ath5k/reset.c +++ b/drivers/net/wireless/ath5k/reset.c @@ -102,7 +102,7 @@ static inline int ath5k_hw_write_ofdm_timings(struct ath5k_hw *ah, * index into rates for control rates, we can set it up like this because * this is only used for AR5212 and we know it supports G mode */ -static int control_rates[] = +static const unsigned int control_rates[] = { 0, 1, 1, 1, 4, 4, 6, 6, 8, 8, 8, 8 }; /** -- 2.41.1