Merge tag 'pci-v5.13-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull pci updates from Bjorn Helgaas:
 "Enumeration:
   - Release OF node when pci_scan_device() fails (Dmitry Baryshkov)
   - Add pci_disable_parity() (Bjorn Helgaas)
   - Disable Mellanox Tavor parity reporting (Heiner Kallweit)
   - Disable N2100 r8169 parity reporting (Heiner Kallweit)
   - Fix RCiEP device to RCEC association (Qiuxu Zhuo)
   - Convert sysfs "config", "rom", "reset", "label", "index",
     "acpi_index" to static attributes to help fix races in device
     enumeration (Krzysztof Wilczyński)
   - Convert sysfs "vpd" to static attribute (Heiner Kallweit, Krzysztof
     Wilczyński)
   - Use sysfs_emit() in "show" functions (Krzysztof Wilczyński)
   - Remove unused alloc_pci_root_info() return value (Krzysztof
     Wilczyński)

  PCI device hotplug:
   - Fix acpiphp reference count leak (Feilong Lin)

  Power management:
   - Fix acpi_pci_set_power_state() debug message (Rafael J. Wysocki)
   - Fix runtime PM imbalance (Dinghao Liu)

  Virtualization:
   - Increase delay after FLR to work around Intel DC P4510 NVMe erratum
     (Raphael Norwitz)

  MSI:
   - Convert rcar, tegra, xilinx to MSI domains (Marc Zyngier)
   - For rcar, xilinx, use controller address as MSI doorbell (Marc
     Zyngier)
   - Remove unused hv msi_controller struct (Marc Zyngier)
   - Remove unused PCI core msi_controller support (Marc Zyngier)
   - Remove struct msi_controller altogether (Marc Zyngier)
   - Remove unused default_teardown_msi_irqs() (Marc Zyngier)
   - Let host bridges declare their reliance on MSI domains (Marc
     Zyngier)
   - Make pci_host_common_probe() declare its reliance on MSI domains
     (Marc Zyngier)
   - Advertise mediatek lack of built-in MSI handling (Thomas Gleixner)
   - Document ways of ending up with NO_MSI (Marc Zyngier)
   - Refactor HT advertising of NO_MSI flag (Marc Zyngier)

  VPD:
   - Remove obsolete Broadcom NIC VPD length-limiting quirk (Heiner
     Kallweit)
   - Remove sysfs VPD size checking dead code (Heiner Kallweit)
   - Convert VPF sysfs file to static attribute (Heiner Kallweit)
   - Remove unnecessary pci_set_vpd_size() (Heiner Kallweit)
   - Tone down "missing VPD" message (Heiner Kallweit)

  Endpoint framework:
   - Fix NULL pointer dereference when epc_features not implemented
     (Shradha Todi)
   - Add missing destroy_workqueue() in endpoint test (Yang Yingliang)

  Amazon Annapurna Labs PCIe controller driver:
   - Fix compile testing without CONFIG_PCI_ECAM (Arnd Bergmann)
   - Fix "no symbols" warnings when compile testing with
     CONFIG_TRIM_UNUSED_KSYMS (Arnd Bergmann)

  APM X-Gene PCIe controller driver:
   - Fix cfg resource mapping regression (Dejin Zheng)

  Broadcom iProc PCIe controller driver:
   - Return zero for success of iproc_msi_irq_domain_alloc() (Pali
     Rohár)

  Broadcom STB PCIe controller driver:
   - Add reset_control_rearm() stub for !CONFIG_RESET_CONTROLLER (Jim
     Quinlan)
   - Fix use of BCM7216 reset controller (Jim Quinlan)
   - Use reset/rearm for Broadcom STB pulse reset instead of
     deassert/assert (Jim Quinlan)
   - Fix brcm_pcie_probe() error return for unsupported revision (Wei
     Yongjun)

  Cavium ThunderX PCIe controller driver:
   - Fix compile testing (Arnd Bergmann)
   - Fix "no symbols" warnings when compile testing with
     CONFIG_TRIM_UNUSED_KSYMS (Arnd Bergmann)

  Freescale Layerscape PCIe controller driver:
   - Fix ls_pcie_ep_probe() syntax error (comma for semicolon)
     (Krzysztof Wilczyński)
   - Remove layerscape-gen4 dependencies on OF and ARM64, add dependency
     on ARCH_LAYERSCAPE (Geert Uytterhoeven)

  HiSilicon HIP PCIe controller driver:
   - Remove obsolete HiSilicon PCIe DT description (Dongdong Liu)

  Intel Gateway PCIe controller driver:
   - Remove unused pcie_app_rd() (Jiapeng Chong)

  Intel VMD host bridge driver:
   - Program IRTE with Requester ID of VMD endpoint, not child device
     (Jon Derrick)
   - Disable VMD MSI-X remapping when possible so children can use more
     MSI-X vectors (Jon Derrick)

  MediaTek PCIe controller driver:
   - Configure FC and FTS for functions other than 0 (Ryder Lee)
   - Add YAML schema for MediaTek (Jianjun Wang)
   - Export pci_pio_to_address() for module use (Jianjun Wang)
   - Add MediaTek MT8192 PCIe controller driver (Jianjun Wang)
   - Add MediaTek MT8192 INTx support (Jianjun Wang)
   - Add MediaTek MT8192 MSI support (Jianjun Wang)
   - Add MediaTek MT8192 system power management support (Jianjun Wang)
   - Add missing MODULE_DEVICE_TABLE (Qiheng Lin)

  Microchip PolarFlare PCIe controller driver:
   - Make several symbols static (Wei Yongjun)

  NVIDIA Tegra PCIe controller driver:
   - Add MCFG quirks for Tegra194 ECAM errata (Vidya Sagar)
   - Make several symbols const (Rikard Falkeborn)
   - Fix Kconfig host/endpoint typo (Wesley Sheng)

  SiFive FU740 PCIe controller driver:
   - Add pcie_aux clock to prci driver (Greentime Hu)
   - Use reset-simple in prci driver for PCIe (Greentime Hu)
   - Add SiFive FU740 PCIe host controller driver and DT binding (Paul
     Walmsley, Greentime Hu)

  Synopsys DesignWare PCIe controller driver:
   - Move MSI Receiver init to dw_pcie_host_init() so it is
     re-initialized along with the RC in resume (Jisheng Zhang)
   - Move iATU detection earlier to fix regression (Hou Zhiqiang)

  TI J721E PCIe driver:
   - Add DT binding and TI j721e support for refclk to PCIe connector
     (Kishon Vijay Abraham I)
   - Add host mode and endpoint mode DT bindings for TI AM64 SoC (Kishon
     Vijay Abraham I)

  TI Keystone PCIe controller driver:
   - Use generic config accessors for TI AM65x (K3) to fix regression
     (Kishon Vijay Abraham I)

  Xilinx NWL PCIe controller driver:
   - Add support for coherent PCIe DMA traffic using CCI (Bharat Kumar
     Gogada)
   - Add optional "dma-coherent" DT property (Bharat Kumar Gogada)

  Miscellaneous:
   - Fix kernel-doc warnings (Krzysztof Wilczyński)
   - Remove unused MicroGate SyncLink device IDs (Jiri Slaby)
   - Remove redundant dev_err() for devm_ioremap_resource() failure
     (Chen Hui)
   - Remove redundant initialization (Colin Ian King)
   - Drop redundant dev_err() for platform_get_irq() errors (Krzysztof
     Wilczyński)"

* tag 'pci-v5.13-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (98 commits)
  riscv: dts: Add PCIe support for the SiFive FU740-C000 SoC
  PCI: fu740: Add SiFive FU740 PCIe host controller driver
  dt-bindings: PCI: Add SiFive FU740 PCIe host controller
  MAINTAINERS: Add maintainers for SiFive FU740 PCIe driver
  clk: sifive: Use reset-simple in prci driver for PCIe driver
  clk: sifive: Add pcie_aux clock in prci driver for PCIe driver
  PCI: brcmstb: Use reset/rearm instead of deassert/assert
  ata: ahci_brcm: Fix use of BCM7216 reset controller
  reset: add missing empty function reset_control_rearm()
  PCI: Allow VPD access for QLogic ISP2722
  PCI/VPD: Add helper pci_get_func0_dev()
  PCI/VPD: Remove pci_vpd_find_tag() SRDT handling
  PCI/VPD: Remove pci_vpd_find_tag() 'offset' argument
  PCI/VPD: Change pci_vpd_init() return type to void
  PCI/VPD: Make missing VPD message less alarming
  PCI/VPD: Remove pci_set_vpd_size()
  x86/PCI: Remove unused alloc_pci_root_info() return value
  MAINTAINERS: Add Jianjun Wang as MediaTek PCI co-maintainer
  PCI: mediatek-gen3: Add system PM support
  PCI: mediatek-gen3: Add MSI support
  ...

8 files changed, 8 insertions, 23 deletions

diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c
index 3e8a179f39db..c0986096c701 100644
--- a/drivers/net/ethernet/broadcom/bnx2.c
+++ b/drivers/net/ethernet/broadcom/bnx2.c
@@ -8057,7 +8057,7 @@ bnx2_read_vpd_fw_ver(struct bnx2 *bp)
 		data[i + 3] = data[i + BNX2_VPD_LEN];
 	}
 
-	i = pci_vpd_find_tag(data, 0, BNX2_VPD_LEN, PCI_VPD_LRDT_RO_DATA);
+	i = pci_vpd_find_tag(data, BNX2_VPD_LEN, PCI_VPD_LRDT_RO_DATA);
 	if (i < 0)
 		goto vpd_done;
 
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index 56801387591d..281b1c2e04a7 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -12206,8 +12206,7 @@ static void bnx2x_read_fwinfo(struct bnx2x *bp)
 	/* VPD RO tag should be first tag after identifier string, hence
 	 * we should be able to find it in first BNX2X_VPD_LEN chars
 	 */
-	i = pci_vpd_find_tag(vpd_start, 0, BNX2X_VPD_LEN,
-			     PCI_VPD_LRDT_RO_DATA);
+	i = pci_vpd_find_tag(vpd_start, BNX2X_VPD_LEN, PCI_VPD_LRDT_RO_DATA);
 	if (i < 0)
 		goto out_not_found;
 
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index e5d52288d0a4..2985844634c8 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -12794,7 +12794,7 @@ static void bnxt_vpd_read_info(struct bnxt *bp)
 		goto exit;
 	}
 
-	i = pci_vpd_find_tag(vpd_data, 0, vpd_size, PCI_VPD_LRDT_RO_DATA);
+	i = pci_vpd_find_tag(vpd_data, vpd_size, PCI_VPD_LRDT_RO_DATA);
 	if (i < 0) {
 		netdev_err(bp->dev, "VPD READ-Only not found\n");
 		goto exit;
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index d2381929931b..b0e49643f483 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -13016,7 +13016,7 @@ static int tg3_test_nvram(struct tg3 *tp)
 	if (!buf)
 		return -ENOMEM;
 
-	i = pci_vpd_find_tag((u8 *)buf, 0, len, PCI_VPD_LRDT_RO_DATA);
+	i = pci_vpd_find_tag((u8 *)buf, len, PCI_VPD_LRDT_RO_DATA);
 	if (i > 0) {
 		j = pci_vpd_lrdt_size(&((u8 *)buf)[i]);
 		if (j < 0)
@@ -15629,7 +15629,7 @@ static void tg3_read_vpd(struct tg3 *tp)
 	if (!vpd_data)
 		goto out_no_vpd;
 
-	i = pci_vpd_find_tag(vpd_data, 0, vpdlen, PCI_VPD_LRDT_RO_DATA);
+	i = pci_vpd_find_tag(vpd_data, vpdlen, PCI_VPD_LRDT_RO_DATA);
 	if (i < 0)
 		goto out_not_found;
 
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
index 80882cfc370f..9428ef1f04a8 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
@@ -2775,7 +2775,7 @@ int t4_get_raw_vpd_params(struct adapter *adapter, struct vpd_params *p)
 	if (id_len > ID_LEN)
 		id_len = ID_LEN;
 
-	i = pci_vpd_find_tag(vpd, 0, VPD_LEN, PCI_VPD_LRDT_RO_DATA);
+	i = pci_vpd_find_tag(vpd, VPD_LEN, PCI_VPD_LRDT_RO_DATA);
 	if (i < 0) {
 		dev_err(adapter->pdev_dev, "missing VPD-R section\n");
 		ret = -EINVAL;
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c
index 3e86fbe21431..2c89cde7da1e 100644
--- a/drivers/net/ethernet/realtek/r8169_main.c
+++ b/drivers/net/ethernet/realtek/r8169_main.c
@@ -4398,20 +4398,6 @@ static void rtl8169_pcierr_interrupt(struct net_device *dev)
 	if (net_ratelimit())
 		netdev_err(dev, "PCI error (cmd = 0x%04x, status_errs = 0x%04x)\n",
 			   pci_cmd, pci_status_errs);
-	/*
-	 * The recovery sequence below admits a very elaborated explanation:
-	 * - it seems to work;
-	 * - I did not see what else could be done;
-	 * - it makes iop3xx happy.
-	 *
-	 * Feel free to adjust to your needs.
-	 */
-	if (pdev->broken_parity_status)
-		pci_cmd &= ~PCI_COMMAND_PARITY;
-	else
-		pci_cmd |= PCI_COMMAND_SERR | PCI_COMMAND_PARITY;
-
-	pci_write_config_word(pdev, PCI_COMMAND, pci_cmd);
 
 	rtl_schedule_task(tp, RTL_FLAG_TASK_RESET_PENDING);
 }
diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c
index 36c8625a6fd7..c746ca7235f1 100644
--- a/drivers/net/ethernet/sfc/efx.c
+++ b/drivers/net/ethernet/sfc/efx.c
@@ -920,7 +920,7 @@ static void efx_probe_vpd_strings(struct efx_nic *efx)
 	}
 
 	/* Get the Read only section */
-	ro_start = pci_vpd_find_tag(vpd_data, 0, vpd_size, PCI_VPD_LRDT_RO_DATA);
+	ro_start = pci_vpd_find_tag(vpd_data, vpd_size, PCI_VPD_LRDT_RO_DATA);
 	if (ro_start < 0) {
 		netif_err(efx, drv, efx->net_dev, "VPD Read-only not found\n");
 		return;
diff --git a/drivers/net/ethernet/sfc/falcon/efx.c b/drivers/net/ethernet/sfc/falcon/efx.c
index f8979991970e..5e7a57b680ca 100644
--- a/drivers/net/ethernet/sfc/falcon/efx.c
+++ b/drivers/net/ethernet/sfc/falcon/efx.c
@@ -2800,7 +2800,7 @@ static void ef4_probe_vpd_strings(struct ef4_nic *efx)
 	}
 
 	/* Get the Read only section */
-	ro_start = pci_vpd_find_tag(vpd_data, 0, vpd_size, PCI_VPD_LRDT_RO_DATA);
+	ro_start = pci_vpd_find_tag(vpd_data, vpd_size, PCI_VPD_LRDT_RO_DATA);
 	if (ro_start < 0) {
 		netif_err(efx, drv, efx->net_dev, "VPD Read-only not found\n");
 		return;