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Diffstat (limited to 'drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c')
-rw-r--r--drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c494
1 files changed, 494 insertions, 0 deletions
diff --git a/drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c b/drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c
new file mode 100644
index 000000000..210f17c3a
--- /dev/null
+++ b/drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c
@@ -0,0 +1,494 @@
+// SPDX-License-Identifier: GPL-2.0+
+
+/*
+ * Quirks for I2C-HID devices that do not supply proper descriptors
+ *
+ * Copyright (c) 2018 Julian Sax <jsbc@gmx.de>
+ *
+ */
+
+#include <linux/types.h>
+#include <linux/dmi.h>
+#include <linux/mod_devicetable.h>
+#include <linux/hid.h>
+
+#include "i2c-hid.h"
+#include "../hid-ids.h"
+
+
+struct i2c_hid_desc_override {
+ union {
+ struct i2c_hid_desc *i2c_hid_desc;
+ uint8_t *i2c_hid_desc_buffer;
+ };
+ uint8_t *hid_report_desc;
+ unsigned int hid_report_desc_size;
+ uint8_t *i2c_name;
+};
+
+
+/*
+ * descriptors for the SIPODEV SP1064 touchpad
+ *
+ * This device does not supply any descriptors and on windows a filter
+ * driver operates between the i2c-hid layer and the device and injects
+ * these descriptors when the device is prompted. The descriptors were
+ * extracted by listening to the i2c-hid traffic that occurs between the
+ * windows filter driver and the windows i2c-hid driver.
+ */
+
+static const struct i2c_hid_desc_override sipodev_desc = {
+ .i2c_hid_desc_buffer = (uint8_t [])
+ {0x1e, 0x00, /* Length of descriptor */
+ 0x00, 0x01, /* Version of descriptor */
+ 0xdb, 0x01, /* Length of report descriptor */
+ 0x21, 0x00, /* Location of report descriptor */
+ 0x24, 0x00, /* Location of input report */
+ 0x1b, 0x00, /* Max input report length */
+ 0x25, 0x00, /* Location of output report */
+ 0x11, 0x00, /* Max output report length */
+ 0x22, 0x00, /* Location of command register */
+ 0x23, 0x00, /* Location of data register */
+ 0x11, 0x09, /* Vendor ID */
+ 0x88, 0x52, /* Product ID */
+ 0x06, 0x00, /* Version ID */
+ 0x00, 0x00, 0x00, 0x00 /* Reserved */
+ },
+
+ .hid_report_desc = (uint8_t [])
+ {0x05, 0x01, /* Usage Page (Desktop), */
+ 0x09, 0x02, /* Usage (Mouse), */
+ 0xA1, 0x01, /* Collection (Application), */
+ 0x85, 0x01, /* Report ID (1), */
+ 0x09, 0x01, /* Usage (Pointer), */
+ 0xA1, 0x00, /* Collection (Physical), */
+ 0x05, 0x09, /* Usage Page (Button), */
+ 0x19, 0x01, /* Usage Minimum (01h), */
+ 0x29, 0x02, /* Usage Maximum (02h), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x95, 0x02, /* Report Count (2), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x95, 0x06, /* Report Count (6), */
+ 0x81, 0x01, /* Input (Constant), */
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x09, 0x30, /* Usage (X), */
+ 0x09, 0x31, /* Usage (Y), */
+ 0x15, 0x81, /* Logical Minimum (-127), */
+ 0x25, 0x7F, /* Logical Maximum (127), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x02, /* Report Count (2), */
+ 0x81, 0x06, /* Input (Variable, Relative), */
+ 0xC0, /* End Collection, */
+ 0xC0, /* End Collection, */
+ 0x05, 0x0D, /* Usage Page (Digitizer), */
+ 0x09, 0x05, /* Usage (Touchpad), */
+ 0xA1, 0x01, /* Collection (Application), */
+ 0x85, 0x04, /* Report ID (4), */
+ 0x05, 0x0D, /* Usage Page (Digitizer), */
+ 0x09, 0x22, /* Usage (Finger), */
+ 0xA1, 0x02, /* Collection (Logical), */
+ 0x15, 0x00, /* Logical Minimum (0), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x09, 0x47, /* Usage (Touch Valid), */
+ 0x09, 0x42, /* Usage (Tip Switch), */
+ 0x95, 0x02, /* Report Count (2), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x75, 0x03, /* Report Size (3), */
+ 0x25, 0x05, /* Logical Maximum (5), */
+ 0x09, 0x51, /* Usage (Contact Identifier), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x95, 0x03, /* Report Count (3), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x26, 0x44, 0x0A, /* Logical Maximum (2628), */
+ 0x75, 0x10, /* Report Size (16), */
+ 0x55, 0x0E, /* Unit Exponent (14), */
+ 0x65, 0x11, /* Unit (Centimeter), */
+ 0x09, 0x30, /* Usage (X), */
+ 0x46, 0x1A, 0x04, /* Physical Maximum (1050), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x46, 0xBC, 0x02, /* Physical Maximum (700), */
+ 0x26, 0x34, 0x05, /* Logical Maximum (1332), */
+ 0x09, 0x31, /* Usage (Y), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0xC0, /* End Collection, */
+ 0x05, 0x0D, /* Usage Page (Digitizer), */
+ 0x09, 0x22, /* Usage (Finger), */
+ 0xA1, 0x02, /* Collection (Logical), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x09, 0x47, /* Usage (Touch Valid), */
+ 0x09, 0x42, /* Usage (Tip Switch), */
+ 0x95, 0x02, /* Report Count (2), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x75, 0x03, /* Report Size (3), */
+ 0x25, 0x05, /* Logical Maximum (5), */
+ 0x09, 0x51, /* Usage (Contact Identifier), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x95, 0x03, /* Report Count (3), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x26, 0x44, 0x0A, /* Logical Maximum (2628), */
+ 0x75, 0x10, /* Report Size (16), */
+ 0x09, 0x30, /* Usage (X), */
+ 0x46, 0x1A, 0x04, /* Physical Maximum (1050), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x46, 0xBC, 0x02, /* Physical Maximum (700), */
+ 0x26, 0x34, 0x05, /* Logical Maximum (1332), */
+ 0x09, 0x31, /* Usage (Y), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0xC0, /* End Collection, */
+ 0x05, 0x0D, /* Usage Page (Digitizer), */
+ 0x09, 0x22, /* Usage (Finger), */
+ 0xA1, 0x02, /* Collection (Logical), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x09, 0x47, /* Usage (Touch Valid), */
+ 0x09, 0x42, /* Usage (Tip Switch), */
+ 0x95, 0x02, /* Report Count (2), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x75, 0x03, /* Report Size (3), */
+ 0x25, 0x05, /* Logical Maximum (5), */
+ 0x09, 0x51, /* Usage (Contact Identifier), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x95, 0x03, /* Report Count (3), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x26, 0x44, 0x0A, /* Logical Maximum (2628), */
+ 0x75, 0x10, /* Report Size (16), */
+ 0x09, 0x30, /* Usage (X), */
+ 0x46, 0x1A, 0x04, /* Physical Maximum (1050), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x46, 0xBC, 0x02, /* Physical Maximum (700), */
+ 0x26, 0x34, 0x05, /* Logical Maximum (1332), */
+ 0x09, 0x31, /* Usage (Y), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0xC0, /* End Collection, */
+ 0x05, 0x0D, /* Usage Page (Digitizer), */
+ 0x09, 0x22, /* Usage (Finger), */
+ 0xA1, 0x02, /* Collection (Logical), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x09, 0x47, /* Usage (Touch Valid), */
+ 0x09, 0x42, /* Usage (Tip Switch), */
+ 0x95, 0x02, /* Report Count (2), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x75, 0x03, /* Report Size (3), */
+ 0x25, 0x05, /* Logical Maximum (5), */
+ 0x09, 0x51, /* Usage (Contact Identifier), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x95, 0x03, /* Report Count (3), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x26, 0x44, 0x0A, /* Logical Maximum (2628), */
+ 0x75, 0x10, /* Report Size (16), */
+ 0x09, 0x30, /* Usage (X), */
+ 0x46, 0x1A, 0x04, /* Physical Maximum (1050), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x46, 0xBC, 0x02, /* Physical Maximum (700), */
+ 0x26, 0x34, 0x05, /* Logical Maximum (1332), */
+ 0x09, 0x31, /* Usage (Y), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0xC0, /* End Collection, */
+ 0x05, 0x0D, /* Usage Page (Digitizer), */
+ 0x55, 0x0C, /* Unit Exponent (12), */
+ 0x66, 0x01, 0x10, /* Unit (Seconds), */
+ 0x47, 0xFF, 0xFF, 0x00, 0x00,/* Physical Maximum (65535), */
+ 0x27, 0xFF, 0xFF, 0x00, 0x00,/* Logical Maximum (65535), */
+ 0x75, 0x10, /* Report Size (16), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x09, 0x56, /* Usage (Scan Time), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x09, 0x54, /* Usage (Contact Count), */
+ 0x25, 0x7F, /* Logical Maximum (127), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x05, 0x09, /* Usage Page (Button), */
+ 0x09, 0x01, /* Usage (01h), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x95, 0x07, /* Report Count (7), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0x05, 0x0D, /* Usage Page (Digitizer), */
+ 0x85, 0x02, /* Report ID (2), */
+ 0x09, 0x55, /* Usage (Contact Count Maximum), */
+ 0x09, 0x59, /* Usage (59h), */
+ 0x75, 0x04, /* Report Size (4), */
+ 0x95, 0x02, /* Report Count (2), */
+ 0x25, 0x0F, /* Logical Maximum (15), */
+ 0xB1, 0x02, /* Feature (Variable), */
+ 0x05, 0x0D, /* Usage Page (Digitizer), */
+ 0x85, 0x07, /* Report ID (7), */
+ 0x09, 0x60, /* Usage (60h), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0xB1, 0x02, /* Feature (Variable), */
+ 0x95, 0x07, /* Report Count (7), */
+ 0xB1, 0x03, /* Feature (Constant, Variable), */
+ 0x85, 0x06, /* Report ID (6), */
+ 0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
+ 0x09, 0xC5, /* Usage (C5h), */
+ 0x26, 0xFF, 0x00, /* Logical Maximum (255), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x96, 0x00, 0x01, /* Report Count (256), */
+ 0xB1, 0x02, /* Feature (Variable), */
+ 0xC0, /* End Collection, */
+ 0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
+ 0x09, 0x01, /* Usage (01h), */
+ 0xA1, 0x01, /* Collection (Application), */
+ 0x85, 0x0D, /* Report ID (13), */
+ 0x26, 0xFF, 0x00, /* Logical Maximum (255), */
+ 0x19, 0x01, /* Usage Minimum (01h), */
+ 0x29, 0x02, /* Usage Maximum (02h), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x02, /* Report Count (2), */
+ 0xB1, 0x02, /* Feature (Variable), */
+ 0xC0, /* End Collection, */
+ 0x05, 0x0D, /* Usage Page (Digitizer), */
+ 0x09, 0x0E, /* Usage (Configuration), */
+ 0xA1, 0x01, /* Collection (Application), */
+ 0x85, 0x03, /* Report ID (3), */
+ 0x09, 0x22, /* Usage (Finger), */
+ 0xA1, 0x02, /* Collection (Logical), */
+ 0x09, 0x52, /* Usage (Device Mode), */
+ 0x25, 0x0A, /* Logical Maximum (10), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0xB1, 0x02, /* Feature (Variable), */
+ 0xC0, /* End Collection, */
+ 0x09, 0x22, /* Usage (Finger), */
+ 0xA1, 0x00, /* Collection (Physical), */
+ 0x85, 0x05, /* Report ID (5), */
+ 0x09, 0x57, /* Usage (57h), */
+ 0x09, 0x58, /* Usage (58h), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x95, 0x02, /* Report Count (2), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0xB1, 0x02, /* Feature (Variable), */
+ 0x95, 0x06, /* Report Count (6), */
+ 0xB1, 0x03, /* Feature (Constant, Variable),*/
+ 0xC0, /* End Collection, */
+ 0xC0 /* End Collection */
+ },
+ .hid_report_desc_size = 475,
+ .i2c_name = "SYNA3602:00"
+};
+
+
+static const struct dmi_system_id i2c_hid_dmi_desc_override_table[] = {
+ {
+ .ident = "Teclast F6 Pro",
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TECLAST"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "F6 Pro"),
+ },
+ .driver_data = (void *)&sipodev_desc
+ },
+ {
+ .ident = "Teclast F7",
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TECLAST"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "F7"),
+ },
+ .driver_data = (void *)&sipodev_desc
+ },
+ {
+ .ident = "Trekstor Primebook C13",
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Primebook C13"),
+ },
+ .driver_data = (void *)&sipodev_desc
+ },
+ {
+ .ident = "Trekstor Primebook C11",
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Primebook C11"),
+ },
+ .driver_data = (void *)&sipodev_desc
+ },
+ {
+ /*
+ * There are at least 2 Primebook C11B versions, the older
+ * version has a product-name of "Primebook C11B", and a
+ * bios version / release / firmware revision of:
+ * V2.1.2 / 05/03/2018 / 18.2
+ * The new version has "PRIMEBOOK C11B" as product-name and a
+ * bios version / release / firmware revision of:
+ * CFALKSW05_BIOS_V1.1.2 / 11/19/2018 / 19.2
+ * Only the older version needs this quirk, note the newer
+ * version will not match as it has a different product-name.
+ */
+ .ident = "Trekstor Primebook C11B",
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Primebook C11B"),
+ },
+ .driver_data = (void *)&sipodev_desc
+ },
+ {
+ .ident = "Trekstor SURFBOOK E11B",
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "SURFBOOK E11B"),
+ },
+ .driver_data = (void *)&sipodev_desc
+ },
+ {
+ .ident = "Direkt-Tek DTLAPY116-2",
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Direkt-Tek"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "DTLAPY116-2"),
+ },
+ .driver_data = (void *)&sipodev_desc
+ },
+ {
+ .ident = "Direkt-Tek DTLAPY133-1",
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Direkt-Tek"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "DTLAPY133-1"),
+ },
+ .driver_data = (void *)&sipodev_desc
+ },
+ {
+ .ident = "Mediacom Flexbook Edge 11",
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "MEDIACOM"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "FlexBook edge11 - M-FBE11"),
+ },
+ .driver_data = (void *)&sipodev_desc
+ },
+ {
+ .ident = "Mediacom FlexBook edge 13",
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "MEDIACOM"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "FlexBook_edge13-M-FBE13"),
+ },
+ .driver_data = (void *)&sipodev_desc
+ },
+ {
+ .ident = "Odys Winbook 13",
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "AXDIA International GmbH"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "WINBOOK 13"),
+ },
+ .driver_data = (void *)&sipodev_desc
+ },
+ {
+ .ident = "iBall Aer3",
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "iBall"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Aer3"),
+ },
+ .driver_data = (void *)&sipodev_desc
+ },
+ {
+ .ident = "Schneider SCL142ALM",
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "SCHNEIDER"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "SCL142ALM"),
+ },
+ .driver_data = (void *)&sipodev_desc
+ },
+ {
+ .ident = "Vero K147",
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "VERO"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "K147"),
+ },
+ .driver_data = (void *)&sipodev_desc
+ },
+ { } /* Terminate list */
+};
+
+static const struct hid_device_id i2c_hid_elan_flipped_quirks = {
+ HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, USB_VENDOR_ID_ELAN, 0x2dcd),
+ HID_QUIRK_X_INVERT | HID_QUIRK_Y_INVERT
+};
+
+/*
+ * This list contains devices which have specific issues based on the system
+ * they're on and not just the device itself. The driver_data will have a
+ * specific hid device to match against.
+ */
+static const struct dmi_system_id i2c_hid_dmi_quirk_table[] = {
+ {
+ .ident = "DynaBook K50/FR",
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dynabook Inc."),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "dynabook K50/FR"),
+ },
+ .driver_data = (void *)&i2c_hid_elan_flipped_quirks,
+ },
+ { } /* Terminate list */
+};
+
+
+struct i2c_hid_desc *i2c_hid_get_dmi_i2c_hid_desc_override(uint8_t *i2c_name)
+{
+ struct i2c_hid_desc_override *override;
+ const struct dmi_system_id *system_id;
+
+ system_id = dmi_first_match(i2c_hid_dmi_desc_override_table);
+ if (!system_id)
+ return NULL;
+
+ override = system_id->driver_data;
+ if (strcmp(override->i2c_name, i2c_name))
+ return NULL;
+
+ return override->i2c_hid_desc;
+}
+
+char *i2c_hid_get_dmi_hid_report_desc_override(uint8_t *i2c_name,
+ unsigned int *size)
+{
+ struct i2c_hid_desc_override *override;
+ const struct dmi_system_id *system_id;
+
+ system_id = dmi_first_match(i2c_hid_dmi_desc_override_table);
+ if (!system_id)
+ return NULL;
+
+ override = system_id->driver_data;
+ if (strcmp(override->i2c_name, i2c_name))
+ return NULL;
+
+ *size = override->hid_report_desc_size;
+ return override->hid_report_desc;
+}
+
+u32 i2c_hid_get_dmi_quirks(const u16 vendor, const u16 product)
+{
+ u32 quirks = 0;
+ const struct dmi_system_id *system_id =
+ dmi_first_match(i2c_hid_dmi_quirk_table);
+
+ if (system_id) {
+ const struct hid_device_id *device_id =
+ (struct hid_device_id *)(system_id->driver_data);
+
+ if (device_id && device_id->vendor == vendor &&
+ device_id->product == product)
+ quirks = device_id->driver_data;
+ }
+
+ return quirks;
+}
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