usb: dwc3: pci: Supply device properties via driver data

For now all PCI enumerated dwc3 devices require some properties
to be present. This allows us to unconditionally append them and supply
via driver_data.

No functional change intended.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>

diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c
index b29f031..740ed56 100644 (file)
--- a/drivers/usb/dwc3/dwc3-pci.c
+++ b/drivers/usb/dwc3/dwc3-pci.c
@@ -101,52 +101,37 @@ unmap:
        return 0;
 }
 
+static const struct property_entry dwc3_pci_intel_properties[] = {
+       PROPERTY_ENTRY_STRING("dr_mode", "peripheral"),
+       PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"),
+       {}
+};
+
+static const struct property_entry dwc3_pci_amd_properties[] = {
+       PROPERTY_ENTRY_BOOL("snps,has-lpm-erratum"),
+       PROPERTY_ENTRY_U8("snps,lpm-nyet-threshold", 0xf),
+       PROPERTY_ENTRY_BOOL("snps,u2exit_lfps_quirk"),
+       PROPERTY_ENTRY_BOOL("snps,u2ss_inp3_quirk"),
+       PROPERTY_ENTRY_BOOL("snps,req_p1p2p3_quirk"),
+       PROPERTY_ENTRY_BOOL("snps,del_p1p2p3_quirk"),
+       PROPERTY_ENTRY_BOOL("snps,del_phy_power_chg_quirk"),
+       PROPERTY_ENTRY_BOOL("snps,lfps_filter_quirk"),
+       PROPERTY_ENTRY_BOOL("snps,rx_detect_poll_quirk"),
+       PROPERTY_ENTRY_BOOL("snps,tx_de_emphasis_quirk"),
+       PROPERTY_ENTRY_U8("snps,tx_de_emphasis", 1),
+       /* FIXME these quirks should be removed when AMD NL tapes out */
+       PROPERTY_ENTRY_BOOL("snps,disable_scramble_quirk"),
+       PROPERTY_ENTRY_BOOL("snps,dis_u3_susphy_quirk"),
+       PROPERTY_ENTRY_BOOL("snps,dis_u2_susphy_quirk"),
+       PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"),
+       {}
+};
+
 static int dwc3_pci_quirks(struct dwc3_pci *dwc)
 {
-       struct platform_device          *dwc3 = dwc->dwc3;
        struct pci_dev                  *pdev = dwc->pci;
 
-       if (pdev->vendor == PCI_VENDOR_ID_AMD &&
-           pdev->device == PCI_DEVICE_ID_AMD_NL_USB) {
-               struct property_entry properties[] = {
-                       PROPERTY_ENTRY_BOOL("snps,has-lpm-erratum"),
-                       PROPERTY_ENTRY_U8("snps,lpm-nyet-threshold", 0xf),
-                       PROPERTY_ENTRY_BOOL("snps,u2exit_lfps_quirk"),
-                       PROPERTY_ENTRY_BOOL("snps,u2ss_inp3_quirk"),
-                       PROPERTY_ENTRY_BOOL("snps,req_p1p2p3_quirk"),
-                       PROPERTY_ENTRY_BOOL("snps,del_p1p2p3_quirk"),
-                       PROPERTY_ENTRY_BOOL("snps,del_phy_power_chg_quirk"),
-                       PROPERTY_ENTRY_BOOL("snps,lfps_filter_quirk"),
-                       PROPERTY_ENTRY_BOOL("snps,rx_detect_poll_quirk"),
-                       PROPERTY_ENTRY_BOOL("snps,tx_de_emphasis_quirk"),
-                       PROPERTY_ENTRY_U8("snps,tx_de_emphasis", 1),
-                       /*
-                        * FIXME these quirks should be removed when AMD NL
-                        * tapes out
-                        */
-                       PROPERTY_ENTRY_BOOL("snps,disable_scramble_quirk"),
-                       PROPERTY_ENTRY_BOOL("snps,dis_u3_susphy_quirk"),
-                       PROPERTY_ENTRY_BOOL("snps,dis_u2_susphy_quirk"),
-                       PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"),
-                       { },
-               };
-
-               return platform_device_add_properties(dwc3, properties);
-       }
-
        if (pdev->vendor == PCI_VENDOR_ID_INTEL) {
-               int ret;
-
-               struct property_entry properties[] = {
-                       PROPERTY_ENTRY_STRING("dr_mode", "peripheral"),
-                       PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"),
-                       { }
-               };
-
-               ret = platform_device_add_properties(dwc3, properties);
-               if (ret < 0)
-                       return ret;
-
                if (pdev->device == PCI_DEVICE_ID_INTEL_BXT ||
                                pdev->device == PCI_DEVICE_ID_INTEL_BXT_M) {
                        guid_parse(PCI_INTEL_BXT_DSM_GUID, &dwc->guid);
@@ -155,6 +140,7 @@ static int dwc3_pci_quirks(struct dwc3_pci *dwc)
 
                if (pdev->device == PCI_DEVICE_ID_INTEL_BYT) {
                        struct gpio_desc *gpio;
+                       int ret;
 
                        /* On BYT the FW does not always enable the refclock */
                        ret = dwc3_byt_enable_ulpi_refclock(pdev);
@@ -216,9 +202,9 @@ static void dwc3_pci_resume_work(struct work_struct *work)
 }
 #endif
 
-static int dwc3_pci_probe(struct pci_dev *pci,
-               const struct pci_device_id *id)
+static int dwc3_pci_probe(struct pci_dev *pci, const struct pci_device_id *id)
 {
+       struct property_entry *p = (struct property_entry *)id->driver_data;
        struct dwc3_pci         *dwc;
        struct resource         res[2];
        int                     ret;
@@ -261,6 +247,10 @@ static int dwc3_pci_probe(struct pci_dev *pci,
        dwc->dwc3->dev.parent = dev;
        ACPI_COMPANION_SET(&dwc->dwc3->dev, ACPI_COMPANION(dev));
 
+       ret = platform_device_add_properties(dwc->dwc3, p);
+       if (ret < 0)
+               return ret;
+
        ret = dwc3_pci_quirks(dwc);
        if (ret)
                goto err;
@@ -298,20 +288,47 @@ static void dwc3_pci_remove(struct pci_dev *pci)
 }
 
 static const struct pci_device_id dwc3_pci_id_table[] = {
-       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BSW), },
-       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BYT), },
-       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_MRFLD), },
-       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SPTLP), },
-       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SPTH), },
-       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BXT), },
-       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BXT_M), },
-       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_APL), },
-       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_KBP), },
-       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_GLK), },
-       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_CNPLP), },
-       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_CNPH), },
-       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICLLP), },
-       { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_NL_USB), },
+       { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_BSW),
+         (kernel_ulong_t) &dwc3_pci_intel_properties },
+
+       { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_BYT),
+         (kernel_ulong_t) &dwc3_pci_intel_properties, },
+
+       { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_MRFLD),
+         (kernel_ulong_t) &dwc3_pci_intel_properties, },
+
+       { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_SPTLP),
+         (kernel_ulong_t) &dwc3_pci_intel_properties, },
+
+       { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_SPTH),
+         (kernel_ulong_t) &dwc3_pci_intel_properties, },
+
+       { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_BXT),
+         (kernel_ulong_t) &dwc3_pci_intel_properties, },
+
+       { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_BXT_M),
+         (kernel_ulong_t) &dwc3_pci_intel_properties, },
+
+       { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_APL),
+         (kernel_ulong_t) &dwc3_pci_intel_properties, },
+
+       { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_KBP),
+         (kernel_ulong_t) &dwc3_pci_intel_properties, },
+
+       { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_GLK),
+         (kernel_ulong_t) &dwc3_pci_intel_properties, },
+
+       { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_CNPLP),
+         (kernel_ulong_t) &dwc3_pci_intel_properties, },
+
+       { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_CNPH),
+         (kernel_ulong_t) &dwc3_pci_intel_properties, },
+
+       { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_ICLLP),
+         (kernel_ulong_t) &dwc3_pci_intel_properties, },
+
+       { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_NL_USB),
+         (kernel_ulong_t) &dwc3_pci_amd_properties, },
        {  }    /* Terminating Entry */
 };
 MODULE_DEVICE_TABLE(pci, dwc3_pci_id_table);