diff options
| -rw-r--r-- | drivers/net/wireless/b43/b43.h | 13 | ||||
| -rw-r--r-- | drivers/net/wireless/b43/main.c | 37 |
2 files changed, 28 insertions, 22 deletions
diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h index 104d0b2ba02..c19b773c978 100644 --- a/drivers/net/wireless/b43/b43.h +++ b/drivers/net/wireless/b43/b43.h @@ -35,8 +35,8 @@ #define B43_MMIO_DMA4_IRQ_MASK 0x44 #define B43_MMIO_DMA5_REASON 0x48 #define B43_MMIO_DMA5_IRQ_MASK 0x4C -#define B43_MMIO_MACCTL 0x120 -#define B43_MMIO_STATUS2_BITFIELD 0x124 +#define B43_MMIO_MACCTL 0x120 /* MAC control */ +#define B43_MMIO_MACCMD 0x124 /* MAC command */ #define B43_MMIO_GEN_IRQ_REASON 0x128 #define B43_MMIO_GEN_IRQ_MASK 0x12C #define B43_MMIO_RAM_CONTROL 0x130 @@ -321,6 +321,13 @@ enum { #define B43_MACCTL_DISCPMQ 0x40000000 /* Discard Power Management Queue */ #define B43_MACCTL_GMODE 0x80000000 /* G Mode */ +/* MAC Command bitfield */ +#define B43_MACCMD_BEACON0_VALID 0x00000001 /* Beacon 0 in template RAM is busy/valid */ +#define B43_MACCMD_BEACON1_VALID 0x00000002 /* Beacon 1 in template RAM is busy/valid */ +#define B43_MACCMD_DFQ_VALID 0x00000004 /* Directed frame queue valid (IBSS PS mode, ATIM) */ +#define B43_MACCMD_CCA 0x00000008 /* Clear channel assessment */ +#define B43_MACCMD_BGNOISE 0x00000010 /* Background noise */ + /* 802.11 core specific TM State Low flags */ #define B43_TMSLOW_GMODE 0x20000000 /* G Mode Enable */ #define B43_TMSLOW_PLLREFSEL 0x00200000 /* PLL Frequency Reference Select */ @@ -693,7 +700,7 @@ struct b43_wldev { int suspend_init_status; bool bad_frames_preempt; /* Use "Bad Frames Preemption" (default off) */ - bool reg124_set_0x4; /* Some variable to keep track of IRQ stuff. */ + bool dfq_valid; /* Directed frame queue valid (IBSS PS mode, ATIM) */ bool short_preamble; /* TRUE, if short preamble is enabled. */ bool short_slot; /* TRUE, if short slot timing is enabled. */ bool radio_hw_enable; /* saved state of radio hardware enabled state */ diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index 2add839f504..62e4b6371e5 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -993,9 +993,8 @@ static void b43_jssi_write(struct b43_wldev *dev, u32 jssi) static void b43_generate_noise_sample(struct b43_wldev *dev) { b43_jssi_write(dev, 0x7F7F7F7F); - b43_write32(dev, B43_MMIO_STATUS2_BITFIELD, - b43_read32(dev, B43_MMIO_STATUS2_BITFIELD) - | (1 << 4)); + b43_write32(dev, B43_MMIO_MACCMD, + b43_read32(dev, B43_MMIO_MACCMD) | B43_MACCMD_BGNOISE); B43_WARN_ON(dev->noisecalc.channel_at_start != dev->phy.channel); } @@ -1081,18 +1080,18 @@ static void handle_irq_tbtt_indication(struct b43_wldev *dev) if (1 /*FIXME: the last PSpoll frame was sent successfully */ ) b43_power_saving_ctl_bits(dev, 0); } - dev->reg124_set_0x4 = 0; if (b43_is_mode(dev->wl, IEEE80211_IF_TYPE_IBSS)) - dev->reg124_set_0x4 = 1; + dev->dfq_valid = 1; } static void handle_irq_atim_end(struct b43_wldev *dev) { - if (!dev->reg124_set_0x4 /*FIXME rename this variable */ ) - return; - b43_write32(dev, B43_MMIO_STATUS2_BITFIELD, - b43_read32(dev, B43_MMIO_STATUS2_BITFIELD) - | 0x4); + if (dev->dfq_valid) { + b43_write32(dev, B43_MMIO_MACCMD, + b43_read32(dev, B43_MMIO_MACCMD) + | B43_MACCMD_DFQ_VALID); + dev->dfq_valid = 0; + } } static void handle_irq_pmq(struct b43_wldev *dev) @@ -1271,7 +1270,7 @@ static int b43_refresh_cached_beacon(struct b43_wldev *dev, static void b43_update_templates(struct b43_wldev *dev) { - u32 status; + u32 cmd; B43_WARN_ON(!dev->cached_beacon); @@ -1279,9 +1278,9 @@ static void b43_update_templates(struct b43_wldev *dev) b43_write_beacon_template(dev, 0x468, 0x1A, B43_CCK_RATE_1MB); b43_write_probe_resp_template(dev, 0x268, 0x4A, B43_CCK_RATE_11MB); - status = b43_read32(dev, B43_MMIO_STATUS2_BITFIELD); - status |= 0x03; - b43_write32(dev, B43_MMIO_STATUS2_BITFIELD, status); + cmd = b43_read32(dev, B43_MMIO_MACCMD); + cmd |= B43_MACCMD_BEACON0_VALID | B43_MACCMD_BEACON1_VALID; + b43_write32(dev, B43_MMIO_MACCMD, cmd); } static void b43_refresh_templates(struct b43_wldev *dev, struct sk_buff *beacon) @@ -1333,7 +1332,7 @@ static void handle_irq_beacon(struct b43_wldev *dev) return; dev->irq_savedstate &= ~B43_IRQ_BEACON; - status = b43_read32(dev, B43_MMIO_STATUS2_BITFIELD); + status = b43_read32(dev, B43_MMIO_MACCMD); if (!dev->cached_beacon || ((status & 0x1) && (status & 0x2))) { /* ACK beacon IRQ. */ @@ -1347,12 +1346,12 @@ static void handle_irq_beacon(struct b43_wldev *dev) if (!(status & 0x1)) { b43_write_beacon_template(dev, 0x68, 0x18, B43_CCK_RATE_1MB); status |= 0x1; - b43_write32(dev, B43_MMIO_STATUS2_BITFIELD, status); + b43_write32(dev, B43_MMIO_MACCMD, status); } if (!(status & 0x2)) { b43_write_beacon_template(dev, 0x468, 0x1A, B43_CCK_RATE_1MB); status |= 0x2; - b43_write32(dev, B43_MMIO_STATUS2_BITFIELD, status); + b43_write32(dev, B43_MMIO_MACCMD, status); } } @@ -3177,8 +3176,8 @@ static void setup_struct_phy_for_init(struct b43_wldev *dev, static void setup_struct_wldev_for_init(struct b43_wldev *dev) { - /* Flags */ - dev->reg124_set_0x4 = 0; + dev->dfq_valid = 0; + /* Assume the radio is enabled. If it's not enabled, the state will * immediately get fixed on the first periodic work run. */ dev->radio_hw_enable = 1; |