Return-path: Received: from mail-oi0-f67.google.com ([209.85.218.67]:45364 "EHLO mail-oi0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752246AbdKAP3h (ORCPT ); Wed, 1 Nov 2017 11:29:37 -0400 Received: by mail-oi0-f67.google.com with SMTP id f66so5042088oib.2 for ; Wed, 01 Nov 2017 08:29:36 -0700 (PDT) From: Larry Finger To: kvalo@codeaurora.org Cc: linux-wireless@vger.kernel.org, Ping-Ke Shih , Larry Finger , Yan-Hsuan Chuang , Birming Chiu , Shaofu , Steven Ting Subject: [PATCH 05/11] rtlwifi: rtl_pci: Add fill_tx_special_desc to issue H2C data, and process TXOK in interrupt. Date: Wed, 1 Nov 2017 10:29:20 -0500 Message-Id: <20171101152926.24971-6-Larry.Finger@lwfinger.net> (sfid-20171101_163002_772732_E204C3AE) In-Reply-To: <20171101152926.24971-1-Larry.Finger@lwfinger.net> References: <20171101152926.24971-1-Larry.Finger@lwfinger.net> Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Ping-Ke Shih 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 Signed-off-by: Larry Finger Cc: Yan-Hsuan Chuang Cc: Birming Chiu Cc: Shaofu Cc: Steven Ting --- drivers/net/wireless/realtek/rtlwifi/pci.c | 11 +++++++++++ drivers/net/wireless/realtek/rtlwifi/pci.h | 1 + drivers/net/wireless/realtek/rtlwifi/wifi.h | 4 ++++ 3 files changed, 16 insertions(+) diff --git a/drivers/net/wireless/realtek/rtlwifi/pci.c b/drivers/net/wireless/realtek/rtlwifi/pci.c index e8c8ce601229..0c30f4bf657b 100644 --- a/drivers/net/wireless/realtek/rtlwifi/pci.c +++ b/drivers/net/wireless/realtek/rtlwifi/pci.c @@ -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++; diff --git a/drivers/net/wireless/realtek/rtlwifi/pci.h b/drivers/net/wireless/realtek/rtlwifi/pci.h index 0f1a0f8585b6..6bf346ec4616 100644 --- a/drivers/net/wireless/realtek/rtlwifi/pci.h +++ b/drivers/net/wireless/realtek/rtlwifi/pci.h @@ -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), \ diff --git a/drivers/net/wireless/realtek/rtlwifi/wifi.h b/drivers/net/wireless/realtek/rtlwifi/wifi.h index 22afc14c3da6..f6b00505a69f 100644 --- a/drivers/net/wireless/realtek/rtlwifi/wifi.h +++ b/drivers/net/wireless/realtek/rtlwifi/wifi.h @@ -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, -- 2.14.3