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path: root/drivers/net/wireless/realtek/rtw88/pci.c
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Diffstat (limited to 'drivers/net/wireless/realtek/rtw88/pci.c')
-rw-r--r--drivers/net/wireless/realtek/rtw88/pci.c47
1 files changed, 42 insertions, 5 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/pci.c b/drivers/net/wireless/realtek/rtw88/pci.c
index e7d17ab8f113..a7a6ebfaa203 100644
--- a/drivers/net/wireless/realtek/rtw88/pci.c
+++ b/drivers/net/wireless/realtek/rtw88/pci.c
@@ -268,11 +268,6 @@ static int rtw_pci_init_rx_ring(struct rtw_dev *rtwdev,
int i, allocated;
int ret = 0;
- if (len > TRX_BD_IDX_MASK) {
- rtw_err(rtwdev, "len %d exceeds maximum RX entries\n", len);
- return -EINVAL;
- }
-
head = dma_alloc_coherent(&pdev->dev, ring_sz, &dma, GFP_KERNEL);
if (!head) {
rtw_err(rtwdev, "failed to allocate rx ring\n");
@@ -1359,6 +1354,25 @@ static void rtw_pci_clkreq_set(struct rtw_dev *rtwdev, bool enable)
rtw_dbi_write8(rtwdev, RTK_PCIE_LINK_CFG, value);
}
+static void rtw_pci_clkreq_pad_low(struct rtw_dev *rtwdev, bool enable)
+{
+ u8 value;
+ int ret;
+
+ ret = rtw_dbi_read8(rtwdev, RTK_PCIE_LINK_CFG, &value);
+ if (ret) {
+ rtw_err(rtwdev, "failed to read CLKREQ_L1, ret=%d", ret);
+ return;
+ }
+
+ if (enable)
+ value &= ~BIT_CLKREQ_N_PAD;
+ else
+ value |= BIT_CLKREQ_N_PAD;
+
+ rtw_dbi_write8(rtwdev, RTK_PCIE_LINK_CFG, value);
+}
+
static void rtw_pci_aspm_set(struct rtw_dev *rtwdev, bool enable)
{
u8 value;
@@ -1500,11 +1514,25 @@ static void rtw_pci_phy_cfg(struct rtw_dev *rtwdev)
static int __maybe_unused rtw_pci_suspend(struct device *dev)
{
+ struct ieee80211_hw *hw = dev_get_drvdata(dev);
+ struct rtw_dev *rtwdev = hw->priv;
+ struct rtw_chip_info *chip = rtwdev->chip;
+ struct rtw_efuse *efuse = &rtwdev->efuse;
+
+ if (chip->id == RTW_CHIP_TYPE_8822C && efuse->rfe_option == 6)
+ rtw_pci_clkreq_pad_low(rtwdev, true);
return 0;
}
static int __maybe_unused rtw_pci_resume(struct device *dev)
{
+ struct ieee80211_hw *hw = dev_get_drvdata(dev);
+ struct rtw_dev *rtwdev = hw->priv;
+ struct rtw_chip_info *chip = rtwdev->chip;
+ struct rtw_efuse *efuse = &rtwdev->efuse;
+
+ if (chip->id == RTW_CHIP_TYPE_8822C && efuse->rfe_option == 6)
+ rtw_pci_clkreq_pad_low(rtwdev, false);
return 0;
}
@@ -1701,6 +1729,15 @@ static const struct dmi_system_id rtw88_pci_quirks[] = {
},
.driver_data = (void *)BIT(QUIRK_DIS_PCI_CAP_ASPM),
},
+ {
+ .callback = disable_pci_caps,
+ .ident = "HP HP Pavilion Laptop 14-ce0xxx",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "HP"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Laptop 14-ce0xxx"),
+ },
+ .driver_data = (void *)BIT(QUIRK_DIS_PCI_CAP_ASPM),
+ },
{}
};