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rtlwifi: rtl_pci: Add fill_tx_special_desc to issue H2C data, and process TXOK in interrupt. 

With the RTL8822BE, an H2C tx queue is added to download FW and special
data. This change implements the support code in rtl_pci.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Yan-Hsuan Chuang <yhchuang@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Ping-Ke Shih 2017-11-01 10:29:20 -05:00 committed by Kalle Valo
parent 57869e4ba7
commit 89d3e8abcf
3 changed files with 16 additions and 0 deletions
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11
drivers/net/wireless/realtek/rtlwifi/pci.c
View File

@ -926,6 +926,7 @@ static irqreturn_t _rtl_pci_interrupt(int irq, void *dev_id)
unsigned long flags;
u32 inta = 0;
u32 intb = 0;
u32 intd = 0;
irqreturn_t ret = IRQ_HANDLED;
if (rtlpci->irq_enabled == 0)
@ -1007,6 +1008,16 @@ static irqreturn_t _rtl_pci_interrupt(int irq, void *dev_id)
_rtl_pci_tx_isr(hw, VO_QUEUE);
}
if (rtlhal->hw_type == HARDWARE_TYPE_RTL8822BE) {
if (intd & rtlpriv->cfg->maps[RTL_IMR_H2CDOK]) {
rtlpriv->link_info.num_tx_inperiod++;
RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE,
"H2C TX OK interrupt!\n");
_rtl_pci_tx_isr(hw, H2C_QUEUE);
}
}
if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192SE) {
if (inta & rtlpriv->cfg->maps[RTL_IMR_COMDOK]) {
rtlpriv->link_info.num_tx_inperiod++;

1
drivers/net/wireless/realtek/rtlwifi/pci.h
View File

@ -51,6 +51,7 @@
#define MGNT_QUEUE 6
#define HIGH_QUEUE 7
#define HCCA_QUEUE 8
#define H2C_QUEUE TXCMD_QUEUE /* In 8822B */
#define RTL_PCI_DEVICE(vend, dev, cfg) \
.vendor = (vend), \

4
drivers/net/wireless/realtek/rtlwifi/wifi.h
View File

@ -709,6 +709,7 @@ enum rtl_var_map {
RTL_IMR_RXFOVW, /*Receive FIFO Overflow */
RTL_IMR_RDU, /*Receive Descriptor Unavailable */
RTL_IMR_ATIMEND, /*For 92C,ATIM Window End Interrupt */
RTL_IMR_H2CDOK, /*H2C Queue DMA OK Interrupt */
RTL_IMR_BDOK, /*Beacon Queue DMA OK Interrup */
RTL_IMR_HIGHDOK, /*High Queue DMA OK Interrupt */
RTL_IMR_COMDOK, /*Command Queue DMA OK Interrupt*/
@ -2144,6 +2145,9 @@ struct rtl_hal_ops {
void (*fill_tx_cmddesc) (struct ieee80211_hw *hw, u8 *pdesc,
bool firstseg, bool lastseg,
struct sk_buff *skb);
void (*fill_tx_special_desc)(struct ieee80211_hw *hw,
u8 *pdesc, u8 *pbd_desc,
struct sk_buff *skb, u8 hw_queue);
bool (*query_rx_desc) (struct ieee80211_hw *hw,
struct rtl_stats *stats,
struct ieee80211_rx_status *rx_status,