Merging upstream version 6.8.9.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

3 files changed, 23 insertions, 82 deletions

diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c
index 1633328bc3..f4b232f038 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c
@@ -2270,67 +2270,27 @@ static void _rtl8821ae_clear_pci_pme_status(struct ieee80211_hw *hw)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 	struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
-	u16 cap_hdr;
-	u8 cap_pointer;
-	u8 cap_id = 0xff;
-	u8 pmcs_reg;
-	u8 cnt = 0;
+	struct pci_dev *pdev = rtlpci->pdev;
+	u16 pmcs_reg;
+	u8 pm_cap;
 
-	/* Get the Capability pointer first,
-	 * the Capability Pointer is located at
-	 * offset 0x34 from the Function Header */
-
-	pci_read_config_byte(rtlpci->pdev, 0x34, &cap_pointer);
-	rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD,
-		"PCI configuration 0x34 = 0x%2x\n", cap_pointer);
-
-	do {
-		pci_read_config_word(rtlpci->pdev, cap_pointer, &cap_hdr);
-		cap_id = cap_hdr & 0xFF;
-
-		rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD,
-			"in pci configuration, cap_pointer%x = %x\n",
-			cap_pointer, cap_id);
-
-		if (cap_id == 0x01) {
-			break;
-		} else {
-			/* point to next Capability */
-			cap_pointer = (cap_hdr >> 8) & 0xFF;
-			/* 0: end of pci capability, 0xff: invalid value */
-			if (cap_pointer == 0x00 || cap_pointer == 0xff) {
-				cap_id = 0xff;
-				break;
-			}
-		}
-	} while (cnt++ < 200);
-
-	if (cap_id == 0x01) {
-		/* Get the PM CSR (Control/Status Register),
-		 * The PME_Status is located at PM Capatibility offset 5, bit 7
-		 */
-		pci_read_config_byte(rtlpci->pdev, cap_pointer + 5, &pmcs_reg);
-
-		if (pmcs_reg & BIT(7)) {
-			/* PME event occured, clear the PM_Status by write 1 */
-			pmcs_reg = pmcs_reg | BIT(7);
-
-			pci_write_config_byte(rtlpci->pdev, cap_pointer + 5,
-					      pmcs_reg);
-			/* Read it back to check */
-			pci_read_config_byte(rtlpci->pdev, cap_pointer + 5,
-					     &pmcs_reg);
-			rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG,
-				"Clear PME status 0x%2x to 0x%2x\n",
-				cap_pointer + 5, pmcs_reg);
-		} else {
-			rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG,
-				"PME status(0x%2x) = 0x%2x\n",
-				cap_pointer + 5, pmcs_reg);
-		}
-	} else {
+	pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM);
+	if (!pm_cap) {
 		rtl_dbg(rtlpriv, COMP_INIT, DBG_WARNING,
 			"Cannot find PME Capability\n");
+		return;
+	}
+
+	pci_read_config_word(pdev, pm_cap + PCI_PM_CTRL, &pmcs_reg);
+	if (pmcs_reg & PCI_PM_CTRL_PME_STATUS) {
+		/* Clear PME_Status with write */
+		pci_write_config_word(pdev, pm_cap + PCI_PM_CTRL, pmcs_reg);
+		pci_read_config_word(pdev, pm_cap + PCI_PM_CTRL, &pmcs_reg);
+		rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG,
+			"Cleared PME status, PMCS reg = 0x%4x\n", pmcs_reg);
+	} else {
+		rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG,
+			"PMCS reg = 0x%4x\n", pmcs_reg);
 	}
 }
 
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c
index fa1839d8ee..1be51ea3f3 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c
@@ -27,13 +27,6 @@ static u32 _rtl8821ae_phy_rf_serial_read(struct ieee80211_hw *hw,
 static void _rtl8821ae_phy_rf_serial_write(struct ieee80211_hw *hw,
 					   enum radio_path rfpath, u32 offset,
 					   u32 data);
-static u32 _rtl8821ae_phy_calculate_bit_shift(u32 bitmask)
-{
-	if (WARN_ON_ONCE(!bitmask))
-		return 0;
-
-	return __ffs(bitmask);
-}
 static bool _rtl8821ae_phy_bb8821a_config_parafile(struct ieee80211_hw *hw);
 /*static bool _rtl8812ae_phy_config_mac_with_headerfile(struct ieee80211_hw *hw);*/
 static bool _rtl8821ae_phy_config_mac_with_headerfile(struct ieee80211_hw *hw);
@@ -106,7 +99,7 @@ u32 rtl8821ae_phy_query_bb_reg(struct ieee80211_hw *hw, u32 regaddr,
 		"regaddr(%#x), bitmask(%#x)\n",
 		regaddr, bitmask);
 	originalvalue = rtl_read_dword(rtlpriv, regaddr);
-	bitshift = _rtl8821ae_phy_calculate_bit_shift(bitmask);
+	bitshift = calculate_bit_shift(bitmask);
 	returnvalue = (originalvalue & bitmask) >> bitshift;
 
 	rtl_dbg(rtlpriv, COMP_RF, DBG_TRACE,
@@ -127,7 +120,7 @@ void rtl8821ae_phy_set_bb_reg(struct ieee80211_hw *hw,
 
 	if (bitmask != MASKDWORD) {
 		originalvalue = rtl_read_dword(rtlpriv, regaddr);
-		bitshift = _rtl8821ae_phy_calculate_bit_shift(bitmask);
+		bitshift = calculate_bit_shift(bitmask);
 		data = ((originalvalue & (~bitmask)) |
 			((data << bitshift) & bitmask));
 	}
@@ -153,7 +146,7 @@ u32 rtl8821ae_phy_query_rf_reg(struct ieee80211_hw *hw,
 	spin_lock(&rtlpriv->locks.rf_lock);
 
 	original_value = _rtl8821ae_phy_rf_serial_read(hw, rfpath, regaddr);
-	bitshift = _rtl8821ae_phy_calculate_bit_shift(bitmask);
+	bitshift = calculate_bit_shift(bitmask);
 	readback_value = (original_value & bitmask) >> bitshift;
 
 	spin_unlock(&rtlpriv->locks.rf_lock);
@@ -181,7 +174,7 @@ void rtl8821ae_phy_set_rf_reg(struct ieee80211_hw *hw,
 	if (bitmask != RFREG_OFFSET_MASK) {
 		original_value =
 		   _rtl8821ae_phy_rf_serial_read(hw, rfpath, regaddr);
-		bitshift = _rtl8821ae_phy_calculate_bit_shift(bitmask);
+		bitshift = calculate_bit_shift(bitmask);
 		data = ((original_value & (~bitmask)) | (data << bitshift));
 	}
 
@@ -2039,15 +2032,9 @@ static bool _rtl8821ae_phy_config_bb_with_pgheaderfile(struct ieee80211_hw *hw,
 			 /*don't need the hw_body*/
 			if (!_rtl8821ae_check_condition(hw, v1)) {
 				i += 2; /* skip the pair of expression*/
-				v1 = array[i];
 				v2 = array[i+1];
-				v3 = array[i+2];
-				while (v2 != 0xDEAD) {
+				while (v2 != 0xDEAD)
 					i += 3;
-					v1 = array[i];
-					v2 = array[i+1];
-					v3 = array[i+2];
-				}
 			}
 		}
 	}
@@ -3544,7 +3531,6 @@ u8 rtl8821ae_phy_sw_chnl(struct ieee80211_hw *hw)
 	struct rtl_phy *rtlphy = &rtlpriv->phy;
 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
 	u32 timeout = 1000, timecount = 0;
-	u8 channel = rtlphy->current_channel;
 
 	if (rtlphy->sw_chnl_inprogress)
 		return 0;
@@ -3567,8 +3553,6 @@ u8 rtl8821ae_phy_sw_chnl(struct ieee80211_hw *hw)
 		rtl8821ae_phy_switch_wirelessband(hw, BAND_ON_2_4G);
 
 	rtlphy->sw_chnl_inprogress = true;
-	if (channel == 0)
-		channel = 1;
 
 	rtl_dbg(rtlpriv, COMP_SCAN, DBG_TRACE,
 		"switch to channel%d, band type is %d\n",
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/sw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/sw.c
index 0bca542e10..7b911695db 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/sw.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/sw.c
@@ -23,9 +23,6 @@ static void rtl8821ae_init_aspm_vars(struct ieee80211_hw *hw)
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 	struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
 
-	/*close ASPM for AMD defaultly */
-	rtlpci->const_amdpci_aspm = 0;
-
 	/**
 	 * ASPM PS mode.
 	 * 0 - Disable ASPM,