ASoC: simple-card: Use snd_soc_of_parse_aux_devs()

[linux.git] / drivers / pci / controller / vmd.c

diff --git a/drivers/pci/controller/vmd.c b/drivers/pci/controller/vmd.c
index ebec0a6e77ed041f546981d4bfcdd7cb0bf48142..f69ef8c89f72c07d214335326c463e5e679df923 100644 (file)
--- a/drivers/pci/controller/vmd.c
+++ b/drivers/pci/controller/vmd.c
@@ -40,13 +40,19 @@ enum vmd_features {
         * membars, in order to allow proper address translation during
         * resource assignment to enable guest virtualization
         */
-       VMD_FEAT_HAS_MEMBAR_SHADOW      = (1 << 0),
+       VMD_FEAT_HAS_MEMBAR_SHADOW              = (1 << 0),
 
        /*
         * Device may provide root port configuration information which limits
         * bus numbering
         */
-       VMD_FEAT_HAS_BUS_RESTRICTIONS   = (1 << 1),
+       VMD_FEAT_HAS_BUS_RESTRICTIONS           = (1 << 1),
+
+       /*
+        * Device contains physical location shadow registers in
+        * vendor-specific capability space
+        */
+       VMD_FEAT_HAS_MEMBAR_SHADOW_VSCAP        = (1 << 2),
 };
 
 /*
@@ -454,6 +460,28 @@ static int vmd_enable_domain(struct vmd_dev *vmd, unsigned long features)
                }
        }
 
+       if (features & VMD_FEAT_HAS_MEMBAR_SHADOW_VSCAP) {
+               int pos = pci_find_capability(vmd->dev, PCI_CAP_ID_VNDR);
+               u32 reg, regu;
+
+               pci_read_config_dword(vmd->dev, pos + 4, &reg);
+
+               /* "SHDW" */
+               if (pos && reg == 0x53484457) {
+                       pci_read_config_dword(vmd->dev, pos + 8, &reg);
+                       pci_read_config_dword(vmd->dev, pos + 12, &regu);
+                       offset[0] = vmd->dev->resource[VMD_MEMBAR1].start -
+                                       (((u64) regu << 32 | reg) &
+                                        PCI_BASE_ADDRESS_MEM_MASK);
+
+                       pci_read_config_dword(vmd->dev, pos + 16, &reg);
+                       pci_read_config_dword(vmd->dev, pos + 20, &regu);
+                       offset[1] = vmd->dev->resource[VMD_MEMBAR2].start -
+                                       (((u64) regu << 32 | reg) &
+                                        PCI_BASE_ADDRESS_MEM_MASK);
+               }
+       }
+
        /*
         * Certain VMD devices may have a root port configuration option which
         * limits the bus range to between 0-127, 128-255, or 224-255
@@ -720,16 +748,20 @@ static int vmd_resume(struct device *dev)
 static SIMPLE_DEV_PM_OPS(vmd_dev_pm_ops, vmd_suspend, vmd_resume);
 
 static const struct pci_device_id vmd_ids[] = {
-       {PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_VMD_201D),},
+       {PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_VMD_201D),
+               .driver_data = VMD_FEAT_HAS_MEMBAR_SHADOW_VSCAP,},
        {PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_VMD_28C0),
                .driver_data = VMD_FEAT_HAS_MEMBAR_SHADOW |
                                VMD_FEAT_HAS_BUS_RESTRICTIONS,},
        {PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x467f),
-               .driver_data = VMD_FEAT_HAS_BUS_RESTRICTIONS,},
+               .driver_data = VMD_FEAT_HAS_MEMBAR_SHADOW_VSCAP |
+                               VMD_FEAT_HAS_BUS_RESTRICTIONS,},
        {PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x4c3d),
-               .driver_data = VMD_FEAT_HAS_BUS_RESTRICTIONS,},
+               .driver_data = VMD_FEAT_HAS_MEMBAR_SHADOW_VSCAP |
+                               VMD_FEAT_HAS_BUS_RESTRICTIONS,},
        {PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_VMD_9A0B),
-               .driver_data = VMD_FEAT_HAS_BUS_RESTRICTIONS,},
+               .driver_data = VMD_FEAT_HAS_MEMBAR_SHADOW_VSCAP |
+                               VMD_FEAT_HAS_BUS_RESTRICTIONS,},
        {0,}
 };
 MODULE_DEVICE_TABLE(pci, vmd_ids);