diff options
| author | Jes Sorensen <Jes.Sorensen@redhat.com> | 2016-03-01 01:05:03 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2016-03-10 16:29:08 +0300 |
| commit | c36906044104813304a9c40252f9b2a573ccd187 (patch) | |
| tree | 626de6a222656f26f4f66a88e389a8cc976bfe7b | |
| parent | fadfa041546924c28ca2a3bf1ed8fd25686e8cf5 (diff) | |
| download | linux-c36906044104813304a9c40252f9b2a573ccd187.tar.xz | |
rtl8xxxu: Initialize burst parameters for 8723bu
Implement burst parameter sequence for 8723bu parts. Eventually this
should be moved into device specific sections.
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
| -rw-r--r-- | drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c | 33 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h | 5 |
2 files changed, 37 insertions, 1 deletions
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c index 6611128532f4..631482555bee 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c @@ -6279,6 +6279,39 @@ static int rtl8xxxu_init_device(struct ieee80211_hw *hw) rtl8xxxu_write16(priv, REG_BEACON_TCFG, 0x660F); /* + * Initialize burst parameters + */ + if (priv->rtlchip == 0x8723b) { + /* + * For USB high speed set 512B packets + */ + val8 = rtl8xxxu_read8(priv, REG_RXDMA_PRO_8723B); + val8 &= ~(BIT(4) | BIT(5)); + val8 |= BIT(4); + val8 |= BIT(1) | BIT(2) | BIT(3); + rtl8xxxu_write8(priv, REG_RXDMA_PRO_8723B, val8); + + /* + * For USB high speed set 512B packets + */ + val8 = rtl8xxxu_read8(priv, REG_HT_SINGLE_AMPDU_8723B); + val8 |= BIT(7); + rtl8xxxu_write8(priv, REG_HT_SINGLE_AMPDU_8723B, val8); + + rtl8xxxu_write16(priv, REG_MAX_AGGR_NUM, 0x0c14); + rtl8xxxu_write8(priv, REG_AMPDU_MAX_TIME_8723B, 0x5e); + rtl8xxxu_write32(priv, REG_AGGLEN_LMT, 0xffffffff); + rtl8xxxu_write8(priv, REG_RX_PKT_LIMIT, 0x18); + rtl8xxxu_write8(priv, REG_PIFS, 0x00); + rtl8xxxu_write8(priv, REG_USTIME_TSF_8723B, 0x50); + rtl8xxxu_write8(priv, REG_USTIME_EDCA, 0x50); + + val8 = rtl8xxxu_read8(priv, REG_RSV_CTRL); + val8 |= BIT(5) | BIT(6); + rtl8xxxu_write8(priv, REG_RSV_CTRL, val8); + } + + /* * Enable CCK and OFDM block */ val32 = rtl8xxxu_read32(priv, REG_FPGA0_RF_MODE); diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h index 5250388b0275..8209830848d6 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h @@ -405,7 +405,7 @@ /* Presumably only found on newer chips such as 8723bu */ #define REG_RX_DMA_CTRL_8723B 0x0286 -#define REG_RX_DMA_MODE_CTRL_8723B 0x0290 +#define REG_RXDMA_PRO_8723B 0x0290 #define REG_RF_BB_CMD_ADDR 0x02c0 #define REG_RF_BB_CMD_DATA 0x02c4 @@ -478,6 +478,7 @@ #define REG_ARFR1 0x0448 #define REG_ARFR2 0x044c #define REG_ARFR3 0x0450 +#define REG_AMPDU_MAX_TIME_8723B 0x0456 #define REG_AGGLEN_LMT 0x0458 #define REG_AMPDU_MIN_SPACE 0x045c #define REG_TXPKTBUF_WMAC_LBK_BF_HD 0x045d @@ -496,6 +497,7 @@ #define REG_PKT_VO_VI_LIFE_TIME 0x04c0 #define REG_PKT_BE_BK_LIFE_TIME 0x04c2 #define REG_STBC_SETTING 0x04c4 +#define REG_HT_SINGLE_AMPDU_8723B 0x04c7 #define REG_PROT_MODE_CTRL 0x04c8 #define REG_MAX_AGGR_NUM 0x04ca #define REG_RTS_MAX_AGGR_NUM 0x04cb @@ -560,6 +562,7 @@ #define BEACON_DMA_ATIME_INT_TIME 2 #define REG_ATIMWND 0x055a +#define REG_USTIME_TSF_8723B 0x055c #define REG_BCN_MAX_ERR 0x055d #define REG_RXTSF_OFFSET_CCK 0x055e #define REG_RXTSF_OFFSET_OFDM 0x055f |