Address info registers are used to configure size of DMA address info to
point skb->data. With different size, it can support different number of
scatters.
Signed-off-by: Ping-Ke Shih <pkshih@xxxxxxxxxxx>
---
drivers/net/wireless/realtek/rtw89/pci.c | 13 ++++++++-----
1 file changed, 8 insertions(+), 5 deletions(-)
diff --git a/drivers/net/wireless/realtek/rtw89/pci.c b/drivers/net/wireless/realtek/rtw89/pci.c
index 2fd746d6987c1..25d385be6e862 100644
--- a/drivers/net/wireless/realtek/rtw89/pci.c
+++ b/drivers/net/wireless/realtek/rtw89/pci.c
@@ -2348,6 +2348,7 @@ EXPORT_SYMBOL(rtw89_pci_ltr_set_v1);
static int rtw89_pci_ops_mac_post_init(struct rtw89_dev *rtwdev)
{
const struct rtw89_pci_info *info = rtwdev->pci_info;
+ enum rtw89_core_chip_id chip_id = rtwdev->chip->chip_id;
int ret;
ret = info->ltr_set(rtwdev, true);
@@ -2355,14 +2356,16 @@ static int rtw89_pci_ops_mac_post_init(struct rtw89_dev *rtwdev)
rtw89_err(rtwdev, "pci ltr set fail\n");
return ret;
}
- if (rtwdev->chip->chip_id == RTL8852A) {
+ if (chip_id == RTL8852A) {
/* ltr sw trigger */
rtw89_write32_set(rtwdev, R_AX_LTR_CTRL_0, B_AX_APP_LTR_ACT);
}
- /* ADDR info 8-byte mode */
- rtw89_write32_set(rtwdev, R_AX_TX_ADDRESS_INFO_MODE_SETTING,
- B_AX_HOST_ADDR_INFO_8B_SEL);
- rtw89_write32_clr(rtwdev, R_AX_PKTIN_SETTING, B_AX_WD_ADDR_INFO_LENGTH);
+ if (chip_id == RTL8852A || chip_id == RTL8852B) {
+ /* ADDR info 8-byte mode */
+ rtw89_write32_set(rtwdev, R_AX_TX_ADDRESS_INFO_MODE_SETTING,
+ B_AX_HOST_ADDR_INFO_8B_SEL);
+ rtw89_write32_clr(rtwdev, R_AX_PKTIN_SETTING, B_AX_WD_ADDR_INFO_LENGTH);
+ }
/* enable DMA for all queues */
rtw89_write32_clr(rtwdev, info->dma_stop1_reg, B_AX_TX_STOP1_ALL);
--
2.25.1
