rtl8xxxu: Add rtl8xxxu_auto_llt_table()

Newer chips can auto load the LLT table, it is no longer necessary to
build it manually in the driver.

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Jes Sorensen 2016-02-29 17:04:04 -05:00 коммит произвёл Kalle Valo
Родитель c05a9dbfb2
Коммит 74b99bed87
3 изменённых файлов: 36 добавлений и 1 удалений

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@ -2774,6 +2774,34 @@ exit:
return ret;
}
static int rtl8xxxu_auto_llt_table(struct rtl8xxxu_priv *priv, u8 last_tx_page)
{
u32 val32;
int ret = 0;
int i;
val32 = rtl8xxxu_read32(priv, REG_AUTO_LLT);
pr_info("AUTO_LLT = %08x\n", val32);
val32 |= AUTO_LLT_INIT_LLT;
rtl8xxxu_write32(priv, REG_AUTO_LLT, val32);
for (i = 500; i; i--) {
val32 = rtl8xxxu_read32(priv, REG_AUTO_LLT);
if (!(val32 & AUTO_LLT_INIT_LLT))
break;
usleep_range(2, 4);
}
if (i) {
ret = -EBUSY;
dev_warn(&priv->udev->dev, "LLT table init failed\n");
}
else
dev_warn(&priv->udev->dev, "LLT table init success\n");
return ret;
}
static int rtl8xxxu_init_queue_priority(struct rtl8xxxu_priv *priv)
{
u16 val16, hi, lo;
@ -4287,7 +4315,7 @@ static int rtl8xxxu_init_device(struct ieee80211_hw *hw)
dev_dbg(dev, "%s: macpower %i\n", __func__, macpower);
if (!macpower) {
ret = rtl8xxxu_init_llt_table(priv, TX_TOTAL_PAGE_NUM);
ret = priv->fops->llt_init(priv, TX_TOTAL_PAGE_NUM);
if (ret) {
dev_warn(dev, "%s: LLT table init failed\n", __func__);
goto exit;
@ -6079,6 +6107,7 @@ static struct rtl8xxxu_fileops rtl8723au_fops = {
.parse_efuse = rtl8723au_parse_efuse,
.load_firmware = rtl8723au_load_firmware,
.power_on = rtl8723au_power_on,
.llt_init = rtl8xxxu_init_llt_table,
.writeN_block_size = 1024,
};
@ -6088,6 +6117,7 @@ static struct rtl8xxxu_fileops rtl8192cu_fops = {
.parse_efuse = rtl8192cu_parse_efuse,
.load_firmware = rtl8192cu_load_firmware,
.power_on = rtl8192cu_power_on,
.llt_init = rtl8xxxu_init_llt_table,
.writeN_block_size = 128,
};
@ -6097,6 +6127,7 @@ static struct rtl8xxxu_fileops rtl8192eu_fops = {
.parse_efuse = rtl8192eu_parse_efuse,
.load_firmware = rtl8192eu_load_firmware,
.power_on = rtl8192eu_power_on,
.llt_init = rtl8xxxu_auto_llt_table,
.writeN_block_size = 128,
};

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@ -718,5 +718,6 @@ struct rtl8xxxu_fileops {
int (*parse_efuse) (struct rtl8xxxu_priv *priv);
int (*load_firmware) (struct rtl8xxxu_priv *priv);
int (*power_on) (struct rtl8xxxu_priv *priv);
int (*llt_init) (struct rtl8xxxu_priv *priv, u8 last_tx_page);
int writeN_block_size;
};

Просмотреть файл

@ -372,6 +372,9 @@
#define RQPN_NPQ_SHIFT 0
#define RQPN_EPQ_SHIFT 16
#define REG_AUTO_LLT 0x0224
#define AUTO_LLT_INIT_LLT BIT(16)
/* 0x0280 ~ 0x02FF RXDMA Configuration */
#define REG_RXDMA_AGG_PG_TH 0x0280
#define REG_RXPKT_NUM 0x0284