]> git.ipfire.org Git - thirdparty/openwrt.git/commitdiff
generic: 6.6: backport upstream r8169 patches 15788/head
authorÁlvaro Fernández Rojas <noltari@gmail.com>
Sun, 23 Jun 2024 17:19:47 +0000 (19:19 +0200)
committerÁlvaro Fernández Rojas <noltari@gmail.com>
Mon, 24 Jun 2024 03:36:14 +0000 (05:36 +0200)
Backport a bunch of upstream r8169 patches:
- RTL8168/RTL8101 LEDs support.
- RTL8126A support.
- RTL8125/RTL8126 LEDs support.
- RTL8168M support.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
package/kernel/linux/modules/netdevices.mk
target/linux/generic/backport-6.6/780-01-v6.8-r8169-add-support-for-LED-s-on-RTL8168-RTL8101.patch [moved from target/linux/bcm27xx/patches-6.6/950-0832-r8169-add-support-for-LED-s-on-RTL8168-RTL8101.patch with 97% similarity]
target/linux/generic/backport-6.6/780-02-v6.8-r8169-fix-building-with-CONFIG_LEDS_CLASS-m.patch [new file with mode: 0644]
target/linux/generic/backport-6.6/780-03-v6.9-r8169-add-support-for-RTL8126A.patch [new file with mode: 0644]
target/linux/generic/backport-6.6/780-04-v6.9-r8169-improve-checking-for-valid-LED-modes.patch [new file with mode: 0644]
target/linux/generic/backport-6.6/780-05-v6.9-r8169-add-LED-support-for-RTL8125-RTL8126.patch [new file with mode: 0644]
target/linux/generic/backport-6.6/780-06-v6.9-r8169-add-MODULE_FIRMWARE-entry-for-RTL8126A.patch [new file with mode: 0644]
target/linux/generic/backport-6.6/780-07-v6.10-r8169-add-support-for-RTL8168M.patch [new file with mode: 0644]
target/linux/generic/backport-6.6/780-08-v6.10-r8169-fix-LED-related-deadlock-on-module-removal.patch [new file with mode: 0644]
target/linux/generic/backport-6.6/780-09-v6.10-r8169-add-missing-conditional-compiling-for-call-to-.patch [new file with mode: 0644]
target/linux/generic/config-6.6

index 06bae6a7ed758a242ae84e460b5db6a4f576a227..c1188351dccf15a91eec6e20416d878a5b8fb458 100644 (file)
@@ -779,8 +779,7 @@ define KernelPackage/r8169
   DEPENDS:=@PCI_SUPPORT +kmod-mii +r8169-firmware +kmod-phy-realtek +kmod-mdio-devres
   KCONFIG:= \
     CONFIG_R8169 \
-    CONFIG_R8169_NAPI=y \
-    CONFIG_R8169_VLAN=n
+    CONFIG_R8169_LEDS=y@ge6.6
   FILES:=$(LINUX_DIR)/drivers/net/ethernet/realtek/r8169.ko
   AUTOLOAD:=$(call AutoProbe,r8169)
 endef
similarity index 97%
rename from target/linux/bcm27xx/patches-6.6/950-0832-r8169-add-support-for-LED-s-on-RTL8168-RTL8101.patch
rename to target/linux/generic/backport-6.6/780-01-v6.8-r8169-add-support-for-LED-s-on-RTL8168-RTL8101.patch
index 65c75abe3184b479abe6e015b120874d32ab2ae0..3345ebf6c6ffc7f395c1f621c91ec9902d8a0e3c 100644 (file)
@@ -1,9 +1,7 @@
-From acf5e70f3b261a2308bb3a1db985e2f3a423a5e5 Mon Sep 17 00:00:00 2001
+From 18764b883e157e28126b54e7d4ba9dd487d5bf54 Mon Sep 17 00:00:00 2001
 From: Heiner Kallweit <hkallweit1@gmail.com>
 Date: Sat, 16 Dec 2023 20:58:10 +0100
-Subject: [PATCH 0832/1085] r8169: add support for LED's on RTL8168/RTL8101
-
-commit 18764b883e157e28126b54e7d4ba9dd487d5bf54 upstream.
+Subject: [PATCH] r8169: add support for LED's on RTL8168/RTL8101
 
 This adds support for the LED's on most chip versions. Excluded are
 the old non-PCIe versions and RTL8125. RTL8125 has a different LED
diff --git a/target/linux/generic/backport-6.6/780-02-v6.8-r8169-fix-building-with-CONFIG_LEDS_CLASS-m.patch b/target/linux/generic/backport-6.6/780-02-v6.8-r8169-fix-building-with-CONFIG_LEDS_CLASS-m.patch
new file mode 100644 (file)
index 0000000..cea88c0
--- /dev/null
@@ -0,0 +1,75 @@
+From a2634a5ffcafc31c343c6153ae487eb184c433a6 Mon Sep 17 00:00:00 2001
+From: Heiner Kallweit <hkallweit1@gmail.com>
+Date: Wed, 3 Jan 2024 16:52:04 +0100
+Subject: [PATCH] r8169: fix building with CONFIG_LEDS_CLASS=m
+
+When r8169 is built-in but LED support is a loadable module, the new
+code to drive the LED causes a link failure:
+
+ld: drivers/net/ethernet/realtek/r8169_leds.o: in function `rtl8168_init_leds':
+r8169_leds.c:(.text+0x36c): undefined reference to `devm_led_classdev_register_ext'
+
+LED support is an optional feature, so fix this issue by adding a Kconfig
+symbol R8169_LEDS that is guaranteed to be false if r8169 is built-in
+and LED core support is a module. As a positive side effect of this change
+r8169_leds.o no longer is built under this configuration.
+
+Fixes: 18764b883e15 ("r8169: add support for LED's on RTL8168/RTL8101")
+Reported-by: kernel test robot <lkp@intel.com>
+Closes: https://lore.kernel.org/oe-kbuild-all/202312281159.9TPeXbNd-lkp@intel.com/
+Suggested-by: Arnd Bergmann <arnd@arndb.de>
+Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
+Reviewed-by: Simon Horman <horms@kernel.org>
+Tested-by: Simon Horman <horms@kernel.org> # build-tested
+Tested-by: Arnd Bergmann <arnd@arndb.de>
+Link: https://lore.kernel.org/r/d055aeb5-fe5c-4ccf-987f-5af93a17537b@gmail.com
+Signed-off-by: Jakub Kicinski <kuba@kernel.org>
+---
+ drivers/net/ethernet/realtek/Kconfig      | 7 +++++++
+ drivers/net/ethernet/realtek/Makefile     | 6 ++----
+ drivers/net/ethernet/realtek/r8169_main.c | 5 ++---
+ 3 files changed, 11 insertions(+), 7 deletions(-)
+
+--- a/drivers/net/ethernet/realtek/Kconfig
++++ b/drivers/net/ethernet/realtek/Kconfig
+@@ -113,4 +113,11 @@ config R8169
+         To compile this driver as a module, choose M here: the module
+         will be called r8169.  This is recommended.
++config R8169_LEDS
++      def_bool R8169 && LEDS_TRIGGER_NETDEV
++      depends on !(R8169=y && LEDS_CLASS=m)
++      help
++        Optional support for controlling the NIC LED's with the netdev
++        LED trigger.
++
+ endif # NET_VENDOR_REALTEK
+--- a/drivers/net/ethernet/realtek/Makefile
++++ b/drivers/net/ethernet/realtek/Makefile
+@@ -6,8 +6,6 @@
+ obj-$(CONFIG_8139CP) += 8139cp.o
+ obj-$(CONFIG_8139TOO) += 8139too.o
+ obj-$(CONFIG_ATP) += atp.o
+-r8169-objs += r8169_main.o r8169_firmware.o r8169_phy_config.o
+-ifdef CONFIG_LEDS_TRIGGER_NETDEV
+-r8169-objs += r8169_leds.o
+-endif
++r8169-y += r8169_main.o r8169_firmware.o r8169_phy_config.o
++r8169-$(CONFIG_R8169_LEDS) += r8169_leds.o
+ obj-$(CONFIG_R8169) += r8169.o
+--- a/drivers/net/ethernet/realtek/r8169_main.c
++++ b/drivers/net/ethernet/realtek/r8169_main.c
+@@ -5473,11 +5473,10 @@ static int rtl_init_one(struct pci_dev *
+       if (rc)
+               return rc;
+-#if IS_REACHABLE(CONFIG_LEDS_CLASS) && IS_ENABLED(CONFIG_LEDS_TRIGGER_NETDEV)
+-      if (tp->mac_version > RTL_GIGA_MAC_VER_06 &&
++      if (IS_ENABLED(CONFIG_R8169_LEDS) &&
++          tp->mac_version > RTL_GIGA_MAC_VER_06 &&
+           tp->mac_version < RTL_GIGA_MAC_VER_61)
+               rtl8168_init_leds(dev);
+-#endif
+       netdev_info(dev, "%s, %pM, XID %03x, IRQ %d\n",
+                   rtl_chip_infos[chipset].name, dev->dev_addr, xid, tp->irq);
diff --git a/target/linux/generic/backport-6.6/780-03-v6.9-r8169-add-support-for-RTL8126A.patch b/target/linux/generic/backport-6.6/780-03-v6.9-r8169-add-support-for-RTL8126A.patch
new file mode 100644 (file)
index 0000000..5ab1608
--- /dev/null
@@ -0,0 +1,355 @@
+From 3907f1ffc0ecf466d5c04aadc44c4b9203f3ec9a Mon Sep 17 00:00:00 2001
+From: Heiner Kallweit <hkallweit1@gmail.com>
+Date: Thu, 1 Feb 2024 22:38:01 +0100
+Subject: [PATCH] r8169: add support for RTL8126A
+
+This adds support for the RTL8126A found on Asus z790 Maximus Formula.
+It was successfully tested w/o the firmware at 1000Mbps. Firmware file
+has been provided by Realtek and submitted to linux-firmware.
+2.5G and 5G modes are untested.
+
+Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
+Signed-off-by: David S. Miller <davem@davemloft.net>
+---
+ drivers/net/ethernet/realtek/r8169.h          |   1 +
+ drivers/net/ethernet/realtek/r8169_main.c     | 105 ++++++++++++++----
+ .../net/ethernet/realtek/r8169_phy_config.c   |   7 ++
+ 3 files changed, 89 insertions(+), 24 deletions(-)
+
+--- a/drivers/net/ethernet/realtek/r8169.h
++++ b/drivers/net/ethernet/realtek/r8169.h
+@@ -68,6 +68,7 @@ enum mac_version {
+       /* support for RTL_GIGA_MAC_VER_60 has been removed */
+       RTL_GIGA_MAC_VER_61,
+       RTL_GIGA_MAC_VER_63,
++      RTL_GIGA_MAC_VER_65,
+       RTL_GIGA_MAC_NONE
+ };
+--- a/drivers/net/ethernet/realtek/r8169_main.c
++++ b/drivers/net/ethernet/realtek/r8169_main.c
+@@ -55,6 +55,7 @@
+ #define FIRMWARE_8107E_2      "rtl_nic/rtl8107e-2.fw"
+ #define FIRMWARE_8125A_3      "rtl_nic/rtl8125a-3.fw"
+ #define FIRMWARE_8125B_2      "rtl_nic/rtl8125b-2.fw"
++#define FIRMWARE_8126A_2      "rtl_nic/rtl8126a-2.fw"
+ /* Maximum number of multicast addresses to filter (vs. Rx-all-multicast).
+    The RTL chips use a 64 element hash table based on the Ethernet CRC. */
+@@ -140,6 +141,7 @@ static const struct {
+       [RTL_GIGA_MAC_VER_61] = {"RTL8125A",            FIRMWARE_8125A_3},
+       /* reserve 62 for CFG_METHOD_4 in the vendor driver */
+       [RTL_GIGA_MAC_VER_63] = {"RTL8125B",            FIRMWARE_8125B_2},
++      [RTL_GIGA_MAC_VER_65] = {"RTL8126A",            FIRMWARE_8126A_2},
+ };
+ static const struct pci_device_id rtl8169_pci_tbl[] = {
+@@ -162,6 +164,7 @@ static const struct pci_device_id rtl816
+       { PCI_VENDOR_ID_LINKSYS, 0x1032, PCI_ANY_ID, 0x0024 },
+       { 0x0001, 0x8168, PCI_ANY_ID, 0x2410 },
+       { PCI_VDEVICE(REALTEK,  0x8125) },
++      { PCI_VDEVICE(REALTEK,  0x8126) },
+       { PCI_VDEVICE(REALTEK,  0x3000) },
+       {}
+ };
+@@ -331,8 +334,12 @@ enum rtl8168_registers {
+ };
+ enum rtl8125_registers {
++      INT_CFG0_8125           = 0x34,
++#define INT_CFG0_ENABLE_8125          BIT(0)
++#define INT_CFG0_CLKREQEN             BIT(3)
+       IntrMask_8125           = 0x38,
+       IntrStatus_8125         = 0x3c,
++      INT_CFG1_8125           = 0x7a,
+       TxPoll_8125             = 0x90,
+       MAC0_BKP                = 0x19e0,
+       EEE_TXIDLE_TIMER_8125   = 0x6048,
+@@ -1144,7 +1151,7 @@ static void rtl_writephy(struct rtl8169_
+       case RTL_GIGA_MAC_VER_31:
+               r8168dp_2_mdio_write(tp, location, val);
+               break;
+-      case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_63:
++      case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_65:
+               r8168g_mdio_write(tp, location, val);
+               break;
+       default:
+@@ -1159,7 +1166,7 @@ static int rtl_readphy(struct rtl8169_pr
+       case RTL_GIGA_MAC_VER_28:
+       case RTL_GIGA_MAC_VER_31:
+               return r8168dp_2_mdio_read(tp, location);
+-      case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_63:
++      case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_65:
+               return r8168g_mdio_read(tp, location);
+       default:
+               return r8169_mdio_read(tp, location);
+@@ -1368,7 +1375,7 @@ static void rtl_set_d3_pll_down(struct r
+       case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_26:
+       case RTL_GIGA_MAC_VER_29 ... RTL_GIGA_MAC_VER_30:
+       case RTL_GIGA_MAC_VER_32 ... RTL_GIGA_MAC_VER_37:
+-      case RTL_GIGA_MAC_VER_39 ... RTL_GIGA_MAC_VER_63:
++      case RTL_GIGA_MAC_VER_39 ... RTL_GIGA_MAC_VER_65:
+               if (enable)
+                       RTL_W8(tp, PMCH, RTL_R8(tp, PMCH) & ~D3_NO_PLL_DOWN);
+               else
+@@ -1535,7 +1542,7 @@ static void __rtl8169_set_wol(struct rtl
+               break;
+       case RTL_GIGA_MAC_VER_34:
+       case RTL_GIGA_MAC_VER_37:
+-      case RTL_GIGA_MAC_VER_39 ... RTL_GIGA_MAC_VER_63:
++      case RTL_GIGA_MAC_VER_39 ... RTL_GIGA_MAC_VER_65:
+               if (wolopts)
+                       rtl_mod_config2(tp, 0, PME_SIGNAL);
+               else
+@@ -2122,6 +2129,9 @@ static enum mac_version rtl8169_get_mac_
+               u16 val;
+               enum mac_version ver;
+       } mac_info[] = {
++              /* 8126A family. */
++              { 0x7cf, 0x649, RTL_GIGA_MAC_VER_65 },
++
+               /* 8125B family. */
+               { 0x7cf, 0x641, RTL_GIGA_MAC_VER_63 },
+@@ -2392,6 +2402,7 @@ static void rtl_init_rxcfg(struct rtl816
+               RTL_W32(tp, RxConfig, RX_FETCH_DFLT_8125 | RX_DMA_BURST);
+               break;
+       case RTL_GIGA_MAC_VER_63:
++      case RTL_GIGA_MAC_VER_65:
+               RTL_W32(tp, RxConfig, RX_FETCH_DFLT_8125 | RX_DMA_BURST |
+                       RX_PAUSE_SLOT_ON);
+               break;
+@@ -2578,7 +2589,7 @@ static void rtl_wait_txrx_fifo_empty(str
+       case RTL_GIGA_MAC_VER_61 ... RTL_GIGA_MAC_VER_61:
+               rtl_loop_wait_high(tp, &rtl_rxtx_empty_cond, 100, 42);
+               break;
+-      case RTL_GIGA_MAC_VER_63:
++      case RTL_GIGA_MAC_VER_63 ... RTL_GIGA_MAC_VER_65:
+               RTL_W8(tp, ChipCmd, RTL_R8(tp, ChipCmd) | StopReq);
+               rtl_loop_wait_high(tp, &rtl_rxtx_empty_cond, 100, 42);
+               rtl_loop_wait_high(tp, &rtl_rxtx_empty_cond_2, 100, 42);
+@@ -2822,7 +2833,7 @@ static void rtl_enable_exit_l1(struct rt
+       case RTL_GIGA_MAC_VER_37 ... RTL_GIGA_MAC_VER_38:
+               rtl_eri_set_bits(tp, 0xd4, 0x0c00);
+               break;
+-      case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_63:
++      case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_65:
+               r8168_mac_ocp_modify(tp, 0xc0ac, 0, 0x1f80);
+               break;
+       default:
+@@ -2836,7 +2847,7 @@ static void rtl_disable_exit_l1(struct r
+       case RTL_GIGA_MAC_VER_34 ... RTL_GIGA_MAC_VER_38:
+               rtl_eri_clear_bits(tp, 0xd4, 0x1f00);
+               break;
+-      case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_63:
++      case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_65:
+               r8168_mac_ocp_modify(tp, 0xc0ac, 0x1f80, 0);
+               break;
+       default:
+@@ -2846,6 +2857,8 @@ static void rtl_disable_exit_l1(struct r
+ static void rtl_hw_aspm_clkreq_enable(struct rtl8169_private *tp, bool enable)
+ {
++      u8 val8;
++
+       if (tp->mac_version < RTL_GIGA_MAC_VER_32)
+               return;
+@@ -2859,11 +2872,19 @@ static void rtl_hw_aspm_clkreq_enable(st
+                       return;
+               rtl_mod_config5(tp, 0, ASPM_en);
+-              rtl_mod_config2(tp, 0, ClkReqEn);
++              switch (tp->mac_version) {
++              case RTL_GIGA_MAC_VER_65:
++                      val8 = RTL_R8(tp, INT_CFG0_8125) | INT_CFG0_CLKREQEN;
++                      RTL_W8(tp, INT_CFG0_8125, val8);
++                      break;
++              default:
++                      rtl_mod_config2(tp, 0, ClkReqEn);
++                      break;
++              }
+               switch (tp->mac_version) {
+               case RTL_GIGA_MAC_VER_46 ... RTL_GIGA_MAC_VER_48:
+-              case RTL_GIGA_MAC_VER_61 ... RTL_GIGA_MAC_VER_63:
++              case RTL_GIGA_MAC_VER_61 ... RTL_GIGA_MAC_VER_65:
+                       /* reset ephy tx/rx disable timer */
+                       r8168_mac_ocp_modify(tp, 0xe094, 0xff00, 0);
+                       /* chip can trigger L1.2 */
+@@ -2875,14 +2896,22 @@ static void rtl_hw_aspm_clkreq_enable(st
+       } else {
+               switch (tp->mac_version) {
+               case RTL_GIGA_MAC_VER_46 ... RTL_GIGA_MAC_VER_48:
+-              case RTL_GIGA_MAC_VER_61 ... RTL_GIGA_MAC_VER_63:
++              case RTL_GIGA_MAC_VER_61 ... RTL_GIGA_MAC_VER_65:
+                       r8168_mac_ocp_modify(tp, 0xe092, 0x00ff, 0);
+                       break;
+               default:
+                       break;
+               }
+-              rtl_mod_config2(tp, ClkReqEn, 0);
++              switch (tp->mac_version) {
++              case RTL_GIGA_MAC_VER_65:
++                      val8 = RTL_R8(tp, INT_CFG0_8125) & ~INT_CFG0_CLKREQEN;
++                      RTL_W8(tp, INT_CFG0_8125, val8);
++                      break;
++              default:
++                      rtl_mod_config2(tp, ClkReqEn, 0);
++                      break;
++              }
+               rtl_mod_config5(tp, ASPM_en, 0);
+       }
+ }
+@@ -3678,10 +3707,15 @@ static void rtl_hw_start_8125_common(str
+       /* disable new tx descriptor format */
+       r8168_mac_ocp_modify(tp, 0xeb58, 0x0001, 0x0000);
+-      if (tp->mac_version == RTL_GIGA_MAC_VER_63)
++      if (tp->mac_version == RTL_GIGA_MAC_VER_65)
++              RTL_W8(tp, 0xD8, RTL_R8(tp, 0xD8) & ~0x02);
++
++      if (tp->mac_version == RTL_GIGA_MAC_VER_65)
++              r8168_mac_ocp_modify(tp, 0xe614, 0x0700, 0x0400);
++      else if (tp->mac_version == RTL_GIGA_MAC_VER_63)
+               r8168_mac_ocp_modify(tp, 0xe614, 0x0700, 0x0200);
+       else
+-              r8168_mac_ocp_modify(tp, 0xe614, 0x0700, 0x0400);
++              r8168_mac_ocp_modify(tp, 0xe614, 0x0700, 0x0300);
+       if (tp->mac_version == RTL_GIGA_MAC_VER_63)
+               r8168_mac_ocp_modify(tp, 0xe63e, 0x0c30, 0x0000);
+@@ -3694,6 +3728,10 @@ static void rtl_hw_start_8125_common(str
+       r8168_mac_ocp_modify(tp, 0xe056, 0x00f0, 0x0030);
+       r8168_mac_ocp_modify(tp, 0xe040, 0x1000, 0x0000);
+       r8168_mac_ocp_modify(tp, 0xea1c, 0x0003, 0x0001);
++      if (tp->mac_version == RTL_GIGA_MAC_VER_65)
++              r8168_mac_ocp_modify(tp, 0xea1c, 0x0300, 0x0000);
++      else
++              r8168_mac_ocp_modify(tp, 0xea1c, 0x0004, 0x0000);
+       r8168_mac_ocp_modify(tp, 0xe0c0, 0x4f0f, 0x4403);
+       r8168_mac_ocp_modify(tp, 0xe052, 0x0080, 0x0068);
+       r8168_mac_ocp_modify(tp, 0xd430, 0x0fff, 0x047f);
+@@ -3708,10 +3746,10 @@ static void rtl_hw_start_8125_common(str
+       rtl_loop_wait_low(tp, &rtl_mac_ocp_e00e_cond, 1000, 10);
+-      if (tp->mac_version == RTL_GIGA_MAC_VER_63)
+-              rtl8125b_config_eee_mac(tp);
+-      else
++      if (tp->mac_version == RTL_GIGA_MAC_VER_61)
+               rtl8125a_config_eee_mac(tp);
++      else
++              rtl8125b_config_eee_mac(tp);
+       rtl_disable_rxdvgate(tp);
+ }
+@@ -3755,6 +3793,12 @@ static void rtl_hw_start_8125b(struct rt
+       rtl_hw_start_8125_common(tp);
+ }
++static void rtl_hw_start_8126a(struct rtl8169_private *tp)
++{
++      rtl_set_def_aspm_entry_latency(tp);
++      rtl_hw_start_8125_common(tp);
++}
++
+ static void rtl_hw_config(struct rtl8169_private *tp)
+ {
+       static const rtl_generic_fct hw_configs[] = {
+@@ -3797,6 +3841,7 @@ static void rtl_hw_config(struct rtl8169
+               [RTL_GIGA_MAC_VER_53] = rtl_hw_start_8117,
+               [RTL_GIGA_MAC_VER_61] = rtl_hw_start_8125a_2,
+               [RTL_GIGA_MAC_VER_63] = rtl_hw_start_8125b,
++              [RTL_GIGA_MAC_VER_65] = rtl_hw_start_8126a,
+       };
+       if (hw_configs[tp->mac_version])
+@@ -3807,9 +3852,23 @@ static void rtl_hw_start_8125(struct rtl
+ {
+       int i;
++      RTL_W8(tp, INT_CFG0_8125, 0x00);
++
+       /* disable interrupt coalescing */
+-      for (i = 0xa00; i < 0xb00; i += 4)
+-              RTL_W32(tp, i, 0);
++      switch (tp->mac_version) {
++      case RTL_GIGA_MAC_VER_61:
++              for (i = 0xa00; i < 0xb00; i += 4)
++                      RTL_W32(tp, i, 0);
++              break;
++      case RTL_GIGA_MAC_VER_63:
++      case RTL_GIGA_MAC_VER_65:
++              for (i = 0xa00; i < 0xa80; i += 4)
++                      RTL_W32(tp, i, 0);
++              RTL_W16(tp, INT_CFG1_8125, 0x0000);
++              break;
++      default:
++              break;
++      }
+       rtl_hw_config(tp);
+ }
+@@ -3887,8 +3946,7 @@ static int rtl8169_change_mtu(struct net
+       rtl_jumbo_config(tp);
+       switch (tp->mac_version) {
+-      case RTL_GIGA_MAC_VER_61:
+-      case RTL_GIGA_MAC_VER_63:
++      case RTL_GIGA_MAC_VER_61 ... RTL_GIGA_MAC_VER_65:
+               rtl8125_set_eee_txidle_timer(tp);
+               break;
+       default:
+@@ -4037,7 +4095,7 @@ static void rtl8169_cleanup(struct rtl81
+               RTL_W8(tp, ChipCmd, RTL_R8(tp, ChipCmd) | StopReq);
+               rtl_loop_wait_high(tp, &rtl_txcfg_empty_cond, 100, 666);
+               break;
+-      case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_63:
++      case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_65:
+               rtl_enable_rxdvgate(tp);
+               fsleep(2000);
+               break;
+@@ -4188,8 +4246,7 @@ static unsigned int rtl_quirk_packet_pad
+       switch (tp->mac_version) {
+       case RTL_GIGA_MAC_VER_34:
+-      case RTL_GIGA_MAC_VER_61:
+-      case RTL_GIGA_MAC_VER_63:
++      case RTL_GIGA_MAC_VER_61 ... RTL_GIGA_MAC_VER_65:
+               padto = max_t(unsigned int, padto, ETH_ZLEN);
+               break;
+       default:
+@@ -5225,7 +5282,7 @@ static void rtl_hw_initialize(struct rtl
+       case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_48:
+               rtl_hw_init_8168g(tp);
+               break;
+-      case RTL_GIGA_MAC_VER_61 ... RTL_GIGA_MAC_VER_63:
++      case RTL_GIGA_MAC_VER_61 ... RTL_GIGA_MAC_VER_65:
+               rtl_hw_init_8125(tp);
+               break;
+       default:
+--- a/drivers/net/ethernet/realtek/r8169_phy_config.c
++++ b/drivers/net/ethernet/realtek/r8169_phy_config.c
+@@ -1102,6 +1102,12 @@ static void rtl8125b_hw_phy_config(struc
+       rtl8125b_config_eee_phy(phydev);
+ }
++static void rtl8126a_hw_phy_config(struct rtl8169_private *tp,
++                                 struct phy_device *phydev)
++{
++      r8169_apply_firmware(tp);
++}
++
+ void r8169_hw_phy_config(struct rtl8169_private *tp, struct phy_device *phydev,
+                        enum mac_version ver)
+ {
+@@ -1152,6 +1158,7 @@ void r8169_hw_phy_config(struct rtl8169_
+               [RTL_GIGA_MAC_VER_53] = rtl8117_hw_phy_config,
+               [RTL_GIGA_MAC_VER_61] = rtl8125a_2_hw_phy_config,
+               [RTL_GIGA_MAC_VER_63] = rtl8125b_hw_phy_config,
++              [RTL_GIGA_MAC_VER_65] = rtl8126a_hw_phy_config,
+       };
+       if (phy_configs[ver])
diff --git a/target/linux/generic/backport-6.6/780-04-v6.9-r8169-improve-checking-for-valid-LED-modes.patch b/target/linux/generic/backport-6.6/780-04-v6.9-r8169-improve-checking-for-valid-LED-modes.patch
new file mode 100644 (file)
index 0000000..ae0c821
--- /dev/null
@@ -0,0 +1,81 @@
+From 4c49b6824a607af4760fac4f5c0b9954ab902cef Mon Sep 17 00:00:00 2001
+From: Heiner Kallweit <hkallweit1@gmail.com>
+Date: Wed, 7 Feb 2024 08:16:40 +0100
+Subject: [PATCH] r8169: improve checking for valid LED modes
+
+After 3a2746320403 ("leds: trigger: netdev: Display only supported link
+speed attribute") the check for valid link modes can be simplified.
+In addition factor it out, so that it can be re-used by the upcoming
+LED support for RTL8125.
+
+Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
+Reviewed-by: Simon Horman <horms@kernel.org>
+Link: https://lore.kernel.org/r/8876a9f4-7a2d-48c3-8eae-0d834f5c27c5@gmail.com
+Signed-off-by: Jakub Kicinski <kuba@kernel.org>
+---
+ drivers/net/ethernet/realtek/r8169_leds.c | 38 ++++++++++++-----------
+ 1 file changed, 20 insertions(+), 18 deletions(-)
+
+--- a/drivers/net/ethernet/realtek/r8169_leds.c
++++ b/drivers/net/ethernet/realtek/r8169_leds.c
+@@ -20,11 +20,6 @@
+ #define RTL8168_NUM_LEDS              3
+-#define RTL8168_SUPPORTED_MODES \
+-      (BIT(TRIGGER_NETDEV_LINK_1000) | BIT(TRIGGER_NETDEV_LINK_100) | \
+-       BIT(TRIGGER_NETDEV_LINK_10) | BIT(TRIGGER_NETDEV_RX) | \
+-       BIT(TRIGGER_NETDEV_TX))
+-
+ struct r8169_led_classdev {
+       struct led_classdev led;
+       struct net_device *ndev;
+@@ -33,28 +28,35 @@ struct r8169_led_classdev {
+ #define lcdev_to_r8169_ldev(lcdev) container_of(lcdev, struct r8169_led_classdev, led)
++static bool r8169_trigger_mode_is_valid(unsigned long flags)
++{
++      bool rx, tx;
++
++      if (flags & BIT(TRIGGER_NETDEV_HALF_DUPLEX))
++              return false;
++      if (flags & BIT(TRIGGER_NETDEV_FULL_DUPLEX))
++              return false;
++
++      rx = flags & BIT(TRIGGER_NETDEV_RX);
++      tx = flags & BIT(TRIGGER_NETDEV_TX);
++
++      return rx == tx;
++}
++
+ static int rtl8168_led_hw_control_is_supported(struct led_classdev *led_cdev,
+                                              unsigned long flags)
+ {
+       struct r8169_led_classdev *ldev = lcdev_to_r8169_ldev(led_cdev);
+       struct rtl8169_private *tp = netdev_priv(ldev->ndev);
+       int shift = ldev->index * 4;
+-      bool rx, tx;
+-      if (flags & ~RTL8168_SUPPORTED_MODES)
+-              goto nosupp;
+-
+-      rx = flags & BIT(TRIGGER_NETDEV_RX);
+-      tx = flags & BIT(TRIGGER_NETDEV_TX);
+-      if (rx != tx)
+-              goto nosupp;
++      if (!r8169_trigger_mode_is_valid(flags)) {
++              /* Switch LED off to indicate that mode isn't supported */
++              rtl8168_led_mod_ctrl(tp, 0x000f << shift, 0);
++              return -EOPNOTSUPP;
++      }
+       return 0;
+-
+-nosupp:
+-      /* Switch LED off to indicate that mode isn't supported */
+-      rtl8168_led_mod_ctrl(tp, 0x000f << shift, 0);
+-      return -EOPNOTSUPP;
+ }
+ static int rtl8168_led_hw_control_set(struct led_classdev *led_cdev,
diff --git a/target/linux/generic/backport-6.6/780-05-v6.9-r8169-add-LED-support-for-RTL8125-RTL8126.patch b/target/linux/generic/backport-6.6/780-05-v6.9-r8169-add-LED-support-for-RTL8125-RTL8126.patch
new file mode 100644 (file)
index 0000000..742ee57
--- /dev/null
@@ -0,0 +1,244 @@
+From be51ed104ba9929c741afb718ef7198dbcecef94 Mon Sep 17 00:00:00 2001
+From: Heiner Kallweit <hkallweit1@gmail.com>
+Date: Mon, 12 Feb 2024 19:44:11 +0100
+Subject: [PATCH] r8169: add LED support for RTL8125/RTL8126
+
+This adds LED support for RTL8125/RTL8126.
+
+Note: Due to missing datasheets changing the 5Gbps link mode isn't
+supported for RTL8126.
+
+Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
+Reviewed-by: Andrew Lunn <andrew@lunn.ch>
+Link: https://lore.kernel.org/r/f982602c-9de3-4ca6-85a3-2c1d118dcb15@gmail.com
+Signed-off-by: Jakub Kicinski <kuba@kernel.org>
+---
+ drivers/net/ethernet/realtek/r8169.h      |   3 +
+ drivers/net/ethernet/realtek/r8169_leds.c | 106 ++++++++++++++++++++++
+ drivers/net/ethernet/realtek/r8169_main.c |  61 ++++++++++++-
+ 3 files changed, 166 insertions(+), 4 deletions(-)
+
+--- a/drivers/net/ethernet/realtek/r8169.h
++++ b/drivers/net/ethernet/realtek/r8169.h
+@@ -85,3 +85,6 @@ void r8169_get_led_name(struct rtl8169_p
+ int rtl8168_get_led_mode(struct rtl8169_private *tp);
+ int rtl8168_led_mod_ctrl(struct rtl8169_private *tp, u16 mask, u16 val);
+ void rtl8168_init_leds(struct net_device *ndev);
++int rtl8125_get_led_mode(struct rtl8169_private *tp, int index);
++int rtl8125_set_led_mode(struct rtl8169_private *tp, int index, u16 mode);
++void rtl8125_init_leds(struct net_device *ndev);
+--- a/drivers/net/ethernet/realtek/r8169_leds.c
++++ b/drivers/net/ethernet/realtek/r8169_leds.c
+@@ -18,7 +18,14 @@
+ #define RTL8168_LED_CTRL_LINK_100     BIT(1)
+ #define RTL8168_LED_CTRL_LINK_10      BIT(0)
++#define RTL8125_LED_CTRL_ACT          BIT(9)
++#define RTL8125_LED_CTRL_LINK_2500    BIT(5)
++#define RTL8125_LED_CTRL_LINK_1000    BIT(3)
++#define RTL8125_LED_CTRL_LINK_100     BIT(1)
++#define RTL8125_LED_CTRL_LINK_10      BIT(0)
++
+ #define RTL8168_NUM_LEDS              3
++#define RTL8125_NUM_LEDS              4
+ struct r8169_led_classdev {
+       struct led_classdev led;
+@@ -157,3 +164,102 @@ void rtl8168_init_leds(struct net_device
+       for (i = 0; i < RTL8168_NUM_LEDS; i++)
+               rtl8168_setup_ldev(leds + i, ndev, i);
+ }
++
++static int rtl8125_led_hw_control_is_supported(struct led_classdev *led_cdev,
++                                             unsigned long flags)
++{
++      struct r8169_led_classdev *ldev = lcdev_to_r8169_ldev(led_cdev);
++      struct rtl8169_private *tp = netdev_priv(ldev->ndev);
++
++      if (!r8169_trigger_mode_is_valid(flags)) {
++              /* Switch LED off to indicate that mode isn't supported */
++              rtl8125_set_led_mode(tp, ldev->index, 0);
++              return -EOPNOTSUPP;
++      }
++
++      return 0;
++}
++
++static int rtl8125_led_hw_control_set(struct led_classdev *led_cdev,
++                                    unsigned long flags)
++{
++      struct r8169_led_classdev *ldev = lcdev_to_r8169_ldev(led_cdev);
++      struct rtl8169_private *tp = netdev_priv(ldev->ndev);
++      u16 mode = 0;
++
++      if (flags & BIT(TRIGGER_NETDEV_LINK_10))
++              mode |= RTL8125_LED_CTRL_LINK_10;
++      if (flags & BIT(TRIGGER_NETDEV_LINK_100))
++              mode |= RTL8125_LED_CTRL_LINK_100;
++      if (flags & BIT(TRIGGER_NETDEV_LINK_1000))
++              mode |= RTL8125_LED_CTRL_LINK_1000;
++      if (flags & BIT(TRIGGER_NETDEV_LINK_2500))
++              mode |= RTL8125_LED_CTRL_LINK_2500;
++      if (flags & (BIT(TRIGGER_NETDEV_TX) | BIT(TRIGGER_NETDEV_RX)))
++              mode |= RTL8125_LED_CTRL_ACT;
++
++      return rtl8125_set_led_mode(tp, ldev->index, mode);
++}
++
++static int rtl8125_led_hw_control_get(struct led_classdev *led_cdev,
++                                    unsigned long *flags)
++{
++      struct r8169_led_classdev *ldev = lcdev_to_r8169_ldev(led_cdev);
++      struct rtl8169_private *tp = netdev_priv(ldev->ndev);
++      int mode;
++
++      mode = rtl8125_get_led_mode(tp, ldev->index);
++      if (mode < 0)
++              return mode;
++
++      if (mode & RTL8125_LED_CTRL_LINK_10)
++              *flags |= BIT(TRIGGER_NETDEV_LINK_10);
++      if (mode & RTL8125_LED_CTRL_LINK_100)
++              *flags |= BIT(TRIGGER_NETDEV_LINK_100);
++      if (mode & RTL8125_LED_CTRL_LINK_1000)
++              *flags |= BIT(TRIGGER_NETDEV_LINK_1000);
++      if (mode & RTL8125_LED_CTRL_LINK_2500)
++              *flags |= BIT(TRIGGER_NETDEV_LINK_2500);
++      if (mode & RTL8125_LED_CTRL_ACT)
++              *flags |= BIT(TRIGGER_NETDEV_TX) | BIT(TRIGGER_NETDEV_RX);
++
++      return 0;
++}
++
++static void rtl8125_setup_led_ldev(struct r8169_led_classdev *ldev,
++                                 struct net_device *ndev, int index)
++{
++      struct rtl8169_private *tp = netdev_priv(ndev);
++      struct led_classdev *led_cdev = &ldev->led;
++      char led_name[LED_MAX_NAME_SIZE];
++
++      ldev->ndev = ndev;
++      ldev->index = index;
++
++      r8169_get_led_name(tp, index, led_name, LED_MAX_NAME_SIZE);
++      led_cdev->name = led_name;
++      led_cdev->hw_control_trigger = "netdev";
++      led_cdev->flags |= LED_RETAIN_AT_SHUTDOWN;
++      led_cdev->hw_control_is_supported = rtl8125_led_hw_control_is_supported;
++      led_cdev->hw_control_set = rtl8125_led_hw_control_set;
++      led_cdev->hw_control_get = rtl8125_led_hw_control_get;
++      led_cdev->hw_control_get_device = r8169_led_hw_control_get_device;
++
++      /* ignore errors */
++      devm_led_classdev_register(&ndev->dev, led_cdev);
++}
++
++void rtl8125_init_leds(struct net_device *ndev)
++{
++      /* bind resource mgmt to netdev */
++      struct device *dev = &ndev->dev;
++      struct r8169_led_classdev *leds;
++      int i;
++
++      leds = devm_kcalloc(dev, RTL8125_NUM_LEDS, sizeof(*leds), GFP_KERNEL);
++      if (!leds)
++              return;
++
++      for (i = 0; i < RTL8125_NUM_LEDS; i++)
++              rtl8125_setup_led_ldev(leds + i, ndev, i);
++}
+--- a/drivers/net/ethernet/realtek/r8169_main.c
++++ b/drivers/net/ethernet/realtek/r8169_main.c
+@@ -334,17 +334,23 @@ enum rtl8168_registers {
+ };
+ enum rtl8125_registers {
++      LEDSEL0                 = 0x18,
+       INT_CFG0_8125           = 0x34,
+ #define INT_CFG0_ENABLE_8125          BIT(0)
+ #define INT_CFG0_CLKREQEN             BIT(3)
+       IntrMask_8125           = 0x38,
+       IntrStatus_8125         = 0x3c,
+       INT_CFG1_8125           = 0x7a,
++      LEDSEL2                 = 0x84,
++      LEDSEL1                 = 0x86,
+       TxPoll_8125             = 0x90,
++      LEDSEL3                 = 0x96,
+       MAC0_BKP                = 0x19e0,
+       EEE_TXIDLE_TIMER_8125   = 0x6048,
+ };
++#define LEDSEL_MASK_8125      0x23f
++
+ #define RX_VLAN_INNER_8125    BIT(22)
+ #define RX_VLAN_OUTER_8125    BIT(23)
+ #define RX_VLAN_8125          (RX_VLAN_INNER_8125 | RX_VLAN_OUTER_8125)
+@@ -835,6 +841,51 @@ int rtl8168_get_led_mode(struct rtl8169_
+       return ret;
+ }
++static int rtl8125_get_led_reg(int index)
++{
++      static const int led_regs[] = { LEDSEL0, LEDSEL1, LEDSEL2, LEDSEL3 };
++
++      return led_regs[index];
++}
++
++int rtl8125_set_led_mode(struct rtl8169_private *tp, int index, u16 mode)
++{
++      int reg = rtl8125_get_led_reg(index);
++      struct device *dev = tp_to_dev(tp);
++      int ret;
++      u16 val;
++
++      ret = pm_runtime_resume_and_get(dev);
++      if (ret < 0)
++              return ret;
++
++      mutex_lock(&tp->led_lock);
++      val = RTL_R16(tp, reg) & ~LEDSEL_MASK_8125;
++      RTL_W16(tp, reg, val | mode);
++      mutex_unlock(&tp->led_lock);
++
++      pm_runtime_put_sync(dev);
++
++      return 0;
++}
++
++int rtl8125_get_led_mode(struct rtl8169_private *tp, int index)
++{
++      int reg = rtl8125_get_led_reg(index);
++      struct device *dev = tp_to_dev(tp);
++      int ret;
++
++      ret = pm_runtime_resume_and_get(dev);
++      if (ret < 0)
++              return ret;
++
++      ret = RTL_R16(tp, reg);
++
++      pm_runtime_put_sync(dev);
++
++      return ret;
++}
++
+ void r8169_get_led_name(struct rtl8169_private *tp, int idx,
+                       char *buf, int buf_len)
+ {
+@@ -5530,10 +5581,12 @@ static int rtl_init_one(struct pci_dev *
+       if (rc)
+               return rc;
+-      if (IS_ENABLED(CONFIG_R8169_LEDS) &&
+-          tp->mac_version > RTL_GIGA_MAC_VER_06 &&
+-          tp->mac_version < RTL_GIGA_MAC_VER_61)
+-              rtl8168_init_leds(dev);
++      if (IS_ENABLED(CONFIG_R8169_LEDS)) {
++              if (rtl_is_8125(tp))
++                      rtl8125_init_leds(dev);
++              else if (tp->mac_version > RTL_GIGA_MAC_VER_06)
++                      rtl8168_init_leds(dev);
++      }
+       netdev_info(dev, "%s, %pM, XID %03x, IRQ %d\n",
+                   rtl_chip_infos[chipset].name, dev->dev_addr, xid, tp->irq);
diff --git a/target/linux/generic/backport-6.6/780-06-v6.9-r8169-add-MODULE_FIRMWARE-entry-for-RTL8126A.patch b/target/linux/generic/backport-6.6/780-06-v6.9-r8169-add-MODULE_FIRMWARE-entry-for-RTL8126A.patch
new file mode 100644 (file)
index 0000000..a6175c8
--- /dev/null
@@ -0,0 +1,25 @@
+From f4d3e595c0000ce39dec7e4799ea42ce42ab6867 Mon Sep 17 00:00:00 2001
+From: Heiner Kallweit <hkallweit1@gmail.com>
+Date: Sat, 17 Feb 2024 15:48:23 +0100
+Subject: [PATCH] r8169: add MODULE_FIRMWARE entry for RTL8126A
+
+Add the missing MODULE_FIRMWARE entry for RTL8126A.
+
+Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
+Reviewed-by: Simon Horman <horms@kernel.org>
+Link: https://lore.kernel.org/r/47ef79d2-59c4-4d44-9595-366c70c4ad87@gmail.com
+Signed-off-by: Jakub Kicinski <kuba@kernel.org>
+---
+ drivers/net/ethernet/realtek/r8169_main.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+--- a/drivers/net/ethernet/realtek/r8169_main.c
++++ b/drivers/net/ethernet/realtek/r8169_main.c
+@@ -680,6 +680,7 @@ MODULE_FIRMWARE(FIRMWARE_8168FP_3);
+ MODULE_FIRMWARE(FIRMWARE_8107E_2);
+ MODULE_FIRMWARE(FIRMWARE_8125A_3);
+ MODULE_FIRMWARE(FIRMWARE_8125B_2);
++MODULE_FIRMWARE(FIRMWARE_8126A_2);
+ static inline struct device *tp_to_dev(struct rtl8169_private *tp)
+ {
diff --git a/target/linux/generic/backport-6.6/780-07-v6.10-r8169-add-support-for-RTL8168M.patch b/target/linux/generic/backport-6.6/780-07-v6.10-r8169-add-support-for-RTL8168M.patch
new file mode 100644 (file)
index 0000000..557b8b1
--- /dev/null
@@ -0,0 +1,30 @@
+From 39f59c72ad3a1eaab9a60f0671bc94d2bc826d21 Mon Sep 17 00:00:00 2001
+From: Heiner Kallweit <hkallweit1@gmail.com>
+Date: Sun, 7 Apr 2024 23:19:25 +0200
+Subject: [PATCH] r8169: add support for RTL8168M
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+A user reported an unknown chip version. According to the r8168 vendor
+driver it's called RTL8168M, but handling is identical to RTL8168H.
+So let's simply treat it as RTL8168H.
+
+Tested-by: Евгений <octobergun@gmail.com>
+Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
+Signed-off-by: David S. Miller <davem@davemloft.net>
+---
+ drivers/net/ethernet/realtek/r8169_main.c | 2 ++
+ 1 file changed, 2 insertions(+)
+
+--- a/drivers/net/ethernet/realtek/r8169_main.c
++++ b/drivers/net/ethernet/realtek/r8169_main.c
+@@ -2212,6 +2212,8 @@ static enum mac_version rtl8169_get_mac_
+                * the wild. Let's disable detection.
+                * { 0x7cf, 0x540,      RTL_GIGA_MAC_VER_45 },
+                */
++              /* Realtek calls it RTL8168M, but it's handled like RTL8168H */
++              { 0x7cf, 0x6c0, RTL_GIGA_MAC_VER_46 },
+               /* 8168G family. */
+               { 0x7cf, 0x5c8, RTL_GIGA_MAC_VER_44 },
diff --git a/target/linux/generic/backport-6.6/780-08-v6.10-r8169-fix-LED-related-deadlock-on-module-removal.patch b/target/linux/generic/backport-6.6/780-08-v6.10-r8169-fix-LED-related-deadlock-on-module-removal.patch
new file mode 100644 (file)
index 0000000..5201986
--- /dev/null
@@ -0,0 +1,147 @@
+From 19fa4f2a85d777a8052e869c1b892a2f7556569d Mon Sep 17 00:00:00 2001
+From: Heiner Kallweit <hkallweit1@gmail.com>
+Date: Mon, 8 Apr 2024 20:47:40 +0200
+Subject: [PATCH] r8169: fix LED-related deadlock on module removal
+
+Binding devm_led_classdev_register() to the netdev is problematic
+because on module removal we get a RTNL-related deadlock. Fix this
+by avoiding the device-managed LED functions.
+
+Note: We can safely call led_classdev_unregister() for a LED even
+if registering it failed, because led_classdev_unregister() detects
+this and is a no-op in this case.
+
+Fixes: 18764b883e15 ("r8169: add support for LED's on RTL8168/RTL8101")
+Cc: stable@vger.kernel.org
+Reported-by: Lukas Wunner <lukas@wunner.de>
+Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
+Reviewed-by: Andrew Lunn <andrew@lunn.ch>
+Signed-off-by: David S. Miller <davem@davemloft.net>
+---
+ drivers/net/ethernet/realtek/r8169.h      |  6 ++--
+ drivers/net/ethernet/realtek/r8169_leds.c | 35 +++++++++++++++--------
+ drivers/net/ethernet/realtek/r8169_main.c |  8 ++++--
+ 3 files changed, 33 insertions(+), 16 deletions(-)
+
+--- a/drivers/net/ethernet/realtek/r8169.h
++++ b/drivers/net/ethernet/realtek/r8169.h
+@@ -73,6 +73,7 @@ enum mac_version {
+ };
+ struct rtl8169_private;
++struct r8169_led_classdev;
+ void r8169_apply_firmware(struct rtl8169_private *tp);
+ u16 rtl8168h_2_get_adc_bias_ioffset(struct rtl8169_private *tp);
+@@ -84,7 +85,8 @@ void r8169_get_led_name(struct rtl8169_p
+                       char *buf, int buf_len);
+ int rtl8168_get_led_mode(struct rtl8169_private *tp);
+ int rtl8168_led_mod_ctrl(struct rtl8169_private *tp, u16 mask, u16 val);
+-void rtl8168_init_leds(struct net_device *ndev);
++struct r8169_led_classdev *rtl8168_init_leds(struct net_device *ndev);
+ int rtl8125_get_led_mode(struct rtl8169_private *tp, int index);
+ int rtl8125_set_led_mode(struct rtl8169_private *tp, int index, u16 mode);
+-void rtl8125_init_leds(struct net_device *ndev);
++struct r8169_led_classdev *rtl8125_init_leds(struct net_device *ndev);
++void r8169_remove_leds(struct r8169_led_classdev *leds);
+--- a/drivers/net/ethernet/realtek/r8169_leds.c
++++ b/drivers/net/ethernet/realtek/r8169_leds.c
+@@ -147,22 +147,22 @@ static void rtl8168_setup_ldev(struct r8
+       led_cdev->hw_control_get_device = r8169_led_hw_control_get_device;
+       /* ignore errors */
+-      devm_led_classdev_register(&ndev->dev, led_cdev);
++      led_classdev_register(&ndev->dev, led_cdev);
+ }
+-void rtl8168_init_leds(struct net_device *ndev)
++struct r8169_led_classdev *rtl8168_init_leds(struct net_device *ndev)
+ {
+-      /* bind resource mgmt to netdev */
+-      struct device *dev = &ndev->dev;
+       struct r8169_led_classdev *leds;
+       int i;
+-      leds = devm_kcalloc(dev, RTL8168_NUM_LEDS, sizeof(*leds), GFP_KERNEL);
++      leds = kcalloc(RTL8168_NUM_LEDS + 1, sizeof(*leds), GFP_KERNEL);
+       if (!leds)
+-              return;
++              return NULL;
+       for (i = 0; i < RTL8168_NUM_LEDS; i++)
+               rtl8168_setup_ldev(leds + i, ndev, i);
++
++      return leds;
+ }
+ static int rtl8125_led_hw_control_is_supported(struct led_classdev *led_cdev,
+@@ -246,20 +246,31 @@ static void rtl8125_setup_led_ldev(struc
+       led_cdev->hw_control_get_device = r8169_led_hw_control_get_device;
+       /* ignore errors */
+-      devm_led_classdev_register(&ndev->dev, led_cdev);
++      led_classdev_register(&ndev->dev, led_cdev);
+ }
+-void rtl8125_init_leds(struct net_device *ndev)
++struct r8169_led_classdev *rtl8125_init_leds(struct net_device *ndev)
+ {
+-      /* bind resource mgmt to netdev */
+-      struct device *dev = &ndev->dev;
+       struct r8169_led_classdev *leds;
+       int i;
+-      leds = devm_kcalloc(dev, RTL8125_NUM_LEDS, sizeof(*leds), GFP_KERNEL);
++      leds = kcalloc(RTL8125_NUM_LEDS + 1, sizeof(*leds), GFP_KERNEL);
+       if (!leds)
+-              return;
++              return NULL;
+       for (i = 0; i < RTL8125_NUM_LEDS; i++)
+               rtl8125_setup_led_ldev(leds + i, ndev, i);
++
++      return leds;
++}
++
++void r8169_remove_leds(struct r8169_led_classdev *leds)
++{
++      if (!leds)
++              return;
++
++      for (struct r8169_led_classdev *l = leds; l->ndev; l++)
++              led_classdev_unregister(&l->led);
++
++      kfree(leds);
+ }
+--- a/drivers/net/ethernet/realtek/r8169_main.c
++++ b/drivers/net/ethernet/realtek/r8169_main.c
+@@ -651,6 +651,8 @@ struct rtl8169_private {
+       const char *fw_name;
+       struct rtl_fw *rtl_fw;
++      struct r8169_led_classdev *leds;
++
+       u32 ocp_base;
+ };
+@@ -5126,6 +5128,8 @@ static void rtl_remove_one(struct pci_de
+       cancel_work_sync(&tp->wk.work);
++      r8169_remove_leds(tp->leds);
++
+       unregister_netdev(tp->dev);
+       if (tp->dash_type != RTL_DASH_NONE)
+@@ -5586,9 +5590,9 @@ static int rtl_init_one(struct pci_dev *
+       if (IS_ENABLED(CONFIG_R8169_LEDS)) {
+               if (rtl_is_8125(tp))
+-                      rtl8125_init_leds(dev);
++                      tp->leds = rtl8125_init_leds(dev);
+               else if (tp->mac_version > RTL_GIGA_MAC_VER_06)
+-                      rtl8168_init_leds(dev);
++                      tp->leds = rtl8168_init_leds(dev);
+       }
+       netdev_info(dev, "%s, %pM, XID %03x, IRQ %d\n",
diff --git a/target/linux/generic/backport-6.6/780-09-v6.10-r8169-add-missing-conditional-compiling-for-call-to-.patch b/target/linux/generic/backport-6.6/780-09-v6.10-r8169-add-missing-conditional-compiling-for-call-to-.patch
new file mode 100644 (file)
index 0000000..cfe5520
--- /dev/null
@@ -0,0 +1,31 @@
+From 97e176fcbbf3c0f2bd410c9b241177c051f57176 Mon Sep 17 00:00:00 2001
+From: Heiner Kallweit <hkallweit1@gmail.com>
+Date: Wed, 10 Apr 2024 15:11:28 +0200
+Subject: [PATCH] r8169: add missing conditional compiling for call to
+ r8169_remove_leds
+
+Add missing dependency on CONFIG_R8169_LEDS. As-is a link error occurs
+if config option CONFIG_R8169_LEDS isn't enabled.
+
+Fixes: 19fa4f2a85d7 ("r8169: fix LED-related deadlock on module removal")
+Reported-by: Venkat Rao Bagalkote <venkat88@linux.vnet.ibm.com>
+Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
+Tested-By: Venkat Rao Bagalkote <venkat88@linux.vnet.ibm.com>
+Link: https://lore.kernel.org/r/d080038c-eb6b-45ac-9237-b8c1cdd7870f@gmail.com
+Signed-off-by: Jakub Kicinski <kuba@kernel.org>
+---
+ drivers/net/ethernet/realtek/r8169_main.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+--- a/drivers/net/ethernet/realtek/r8169_main.c
++++ b/drivers/net/ethernet/realtek/r8169_main.c
+@@ -5128,7 +5128,8 @@ static void rtl_remove_one(struct pci_de
+       cancel_work_sync(&tp->wk.work);
+-      r8169_remove_leds(tp->leds);
++      if (IS_ENABLED(CONFIG_R8169_LEDS))
++              r8169_remove_leds(tp->leds);
+       unregister_netdev(tp->dev);
index c51cc3b0ce924d80706199b4998e36d90c74e52c..20fe98099f286bd627c483c7f835fe49c5380377 100644 (file)
@@ -4813,6 +4813,7 @@ CONFIG_PWRSEQ_SIMPLE=y
 # CONFIG_QUOTA_NETLINK_INTERFACE is not set
 # CONFIG_R6040 is not set
 # CONFIG_R8169 is not set
+# CONFIG_R8169_LEDS is not set
 # CONFIG_R8712U is not set
 # CONFIG_RADIO_ADAPTERS is not set
 # CONFIG_RADIO_AZTECH is not set