diff options
| author |   Ping-Ke Shih <pkshih@realtek.com> | 2020-04-22 11:46:04 +0800 |
|---|---|---|
| committer |   Kalle Valo <kvalo@codeaurora.org> | 2020-04-23 07:47:24 +0300 |
| commit | 7907b52de08aeb27cea05bd3a2c825658f91f051 (patch) | |
| tree | e3664be9a9296fb9e45b45c59fd5da65558e5d9a /drivers/net/wireless/realtek/rtw88/mac.c | |
| parent | rtw88: decompose while(1) loop of power sequence polling command (diff) | |
| download | linux-7907b52de08aeb27cea05bd3a2c825658f91f051.tar.xz linux-7907b52de08aeb27cea05bd3a2c825658f91f051.zip | |
rtw88: 8723d: 11N chips don't support H2C queue
H2C queue is used to send command to firmware. Since 8723D doesn't support
this queue, this commit check wlan_cpu flag to avoid to set H2C related
registers.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200422034607.28747-6-yhchuang@realtek.com
Diffstat (limited to 'drivers/net/wireless/realtek/rtw88/mac.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/mac.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/mac.c b/drivers/net/wireless/realtek/rtw88/mac.c index ac5d35153c8a..f4a504b350cf 100644 --- a/drivers/net/wireless/realtek/rtw88/mac.c +++ b/drivers/net/wireless/realtek/rtw88/mac.c @@ -1016,7 +1016,8 @@ static int txdma_queue_mapping(struct rtw_dev *rtwdev) rtw_write8(rtwdev, REG_CR, 0); rtw_write8(rtwdev, REG_CR, MAC_TRX_ENABLE); - rtw_write32(rtwdev, REG_H2CQ_CSR, BIT_H2CQ_FULL); + if (rtw_chip_wcpu_11ac(rtwdev)) + rtw_write32(rtwdev, REG_H2CQ_CSR, BIT_H2CQ_FULL); return 0; } @@ -1135,6 +1136,9 @@ static int init_h2c(struct rtw_dev *rtwdev) u32 h2cq_free; u32 wp, rp; + if (rtw_chip_wcpu_11n(rtwdev)) + return 0; + h2cq_addr = fifo->rsvd_h2cq_addr << TX_PAGE_SIZE_SHIFT; h2cq_size = RSVD_PG_H2CQ_NUM << TX_PAGE_SIZE_SHIFT; |