fixup! elanspi: preliminary support for 04f3:3104

Also adds "quirk" flags to driver_data so other special case things
can be handled with less effort going forwards.

NEWS

@@ -1,17 +1,6 @@
 This file lists notable changes in each release. For the full history of all
 changes, see ChangeLog.
 
-2022-05-24: v1.94.4 release
-
-Highlights:
- * synaptics: New PIDs 0x0168, 0x015f
- * elan: New PID 0x0c4b
- * elanspi: New PID 0x241f
- * synaptics: Minor fix to interrupt transfer resubmission
- * Avoid sysfs writes if value is already expected
- * Improvements to the testing setup
- * Fixes to the internal critical section API
-
 2021-11-02: v1.94.3 release
 
 Highlights:

data/autosuspend.hwdb

@@ -190,7 +190,6 @@ usb:v06CBp0123*
 usb:v06CBp0126*
 usb:v06CBp0129*
 usb:v06CBp0168*
-usb:v06CBp015F*
  ID_AUTOSUSPEND=1
  ID_PERSIST=0
 
@@ -258,7 +257,6 @@ usb:v138Ap0091*
  ID_PERSIST=0
 
 # Known unsupported devices
-usb:v04E8p730B*
 usb:v04F3p036B*
 usb:v04F3p0C00*
 usb:v04F3p0C4C*
@@ -281,7 +279,6 @@ usb:v06CBp00C9*
 usb:v06CBp00D8*
 usb:v06CBp00DA*
 usb:v06CBp00DC*
-usb:v06CBp00E4*
 usb:v06CBp00E7*
 usb:v06CBp00E9*
 usb:v06CBp00FD*
@@ -297,7 +294,6 @@ usb:v0A5Cp5845*
 usb:v0BDAp5812*
 usb:v10A5p0007*
 usb:v10A5p9200*
-usb:v10A5p9800*
 usb:v1188p9545*
 usb:v138Ap0007*
 usb:v138Ap003A*
@@ -319,7 +315,6 @@ usb:v1C7Ap0576*
 usb:v27C6p5042*
 usb:v27C6p5110*
 usb:v27C6p5117*
-usb:v27C6p5125*
 usb:v27C6p5201*
 usb:v27C6p521D*
 usb:v27C6p5301*
@@ -331,7 +326,6 @@ usb:v27C6p5385*
 usb:v27C6p538C*
 usb:v27C6p538D*
 usb:v27C6p5395*
-usb:v27C6p5503*
 usb:v27C6p5584*
 usb:v27C6p55A2*
 usb:v27C6p55A4*

libfprint/drivers/elanspi.c

@@ -63,6 +63,7 @@ struct _FpiDeviceElanSpi
       guint16 gdac_step;
       guint16 best_gdac;
       guint16 best_meandiff;
+      guint16 target_mean;
     } hv_data;
   };
 
@@ -408,6 +409,10 @@ elanspi_determine_sensor (FpiDeviceElanSpi *self, GError **err)
       self->frame_width = self->sensor_width;
       self->frame_height = self->sensor_height > ELANSPI_MAX_FRAME_HEIGHT ? ELANSPI_MAX_FRAME_HEIGHT : self->sensor_height;
     }
+
+  /* check x571 flag */
+  if (self->sensor_id == 0xe)
+    self->hv_data.target_mean = (fpi_device_get_driver_data (FP_DEVICE (self)) & ELANSPI_QUIRK_X571 ? ELANSPI_HV_X571_CALIBRATION_TARGET_MEAN : ELANSPI_HV_CALIBRATION_TARGET_MEAN);
 }
 
 static void
@@ -542,7 +547,7 @@ elanspi_write_regtable (FpiDeviceElanSpi *self, const struct elanspi_regtable *
 
   for (int i = 0; table->entries[i].table; i += 1)
     {
-      if (table->entries[i].sid == self->sensor_id)
+      if (table->entries[i].sid == self->sensor_id && table->entries[i].quirk == (fpi_device_get_driver_data (FP_DEVICE (self)) & ELANSPI_QUIRK_MASK))
         {
           starting_entry = table->entries[i].table;
           break;
@@ -692,6 +697,8 @@ static void
 elanspi_capture_hv_image_handler (FpiSpiTransfer *transfer, FpDevice *dev, gpointer unused_data, GError *error)
 {
   FpiDeviceElanSpi *self = FPI_DEVICE_ELANSPI (dev);
+  ptrdiff_t outptr = 0, inptr = 0;
+  guint16 value = 0;
 
   if (error)
     {
@@ -699,26 +706,41 @@ elanspi_capture_hv_image_handler (FpiSpiTransfer *transfer, FpDevice *dev, gpoin
       return;
     }
 
-  int i, outptr;
+  if (fpi_device_get_driver_data (dev) & ELANSPI_QUIRK_X571)
-  guint16 value = 0;
-
-  for (i = 0, outptr = 0; i < transfer->length_rd && outptr < (self->sensor_height * self->sensor_width * 2); i += 1)
     {
-      if (transfer->buffer_rd[i] != 0xff)
+      /* decode image in x571 mode (just copy and fix endian) */
+      for (int y = 0; y < self->sensor_height; y += 1)
+        {
+          inptr += 2; /* 2 dummy bytes per line at start */
+          for (int x = 0; x < self->sensor_width; x += 1)
+            {
+              self->last_image[outptr / 2] = transfer->buffer_rd[inptr] + transfer->buffer_rd[inptr + 1] * 0x100;
+              inptr += 2;
+              outptr += 2;
+            }
+        }
+    }
+  else
+    {
+      /* decode image (normal case; with weird 0xff checks) */
+      for (inptr = 0, outptr = 0; inptr < transfer->length_rd && outptr < (self->sensor_height * self->sensor_width * 2); inptr += 1)
+        {
+          if (transfer->buffer_rd[inptr] != 0xff)
             {
               if (outptr % 2)
                 {
                   value <<= 8;
-              value |= transfer->buffer_rd[i];
+                  value |= transfer->buffer_rd[inptr];
                   self->last_image[outptr / 2] = value;
                 }
               else
                 {
-              value = transfer->buffer_rd[i];
+                  value = transfer->buffer_rd[inptr];
                 }
               outptr += 1;
             }
         }
+    }
 
   if (outptr != (self->sensor_height * self->sensor_width * 2))
     {
@@ -774,11 +796,16 @@ elanspi_capture_hv_handler (FpiSsm *ssm, FpDevice *dev)
           return;
         }
       /* otherwise, read the image
-       * the hv sensors seem to  use 128 bytes of padding(?) this is only tested on the 0xe sensors */
+       * the hv sensors seem to use variable-length padding(?) this is only tested on the 0xe sensors
+       *
+       * in the x571 mode, the padding appears to be disabled and it just has 2 bytes of junk */
       xfer = fpi_spi_transfer_new (dev, self->spi_fd);
       xfer->ssm = ssm;
       fpi_spi_transfer_write (xfer, 2);
-      xfer->buffer_wr[0] = 0x10;                   /* receieve line */
+      xfer->buffer_wr[0] = 0x10;                   /* receieve line/image */
+      if (fpi_device_get_driver_data (dev) & ELANSPI_QUIRK_X571)
+        fpi_spi_transfer_read (xfer, self->sensor_height * (self->sensor_width * 2 + 2) - 2);
+      else
         fpi_spi_transfer_read (xfer, self->sensor_height * (self->sensor_width * 2 + 48));
       fpi_spi_transfer_submit (xfer, fpi_device_get_cancellable (dev), elanspi_capture_hv_image_handler, NULL);
       return;
@@ -873,7 +900,7 @@ elanspi_calibrate_hv_handler (FpiSsm *ssm, FpDevice *dev)
 
     case ELANSPI_CALIBHV_PROCESS:
       /* compute mean */
-      mean_diff = abs (elanspi_mean_image (self, self->last_image) - ELANSPI_HV_CALIBRATION_TARGET_MEAN);
+      mean_diff = abs (elanspi_mean_image (self, self->last_image) - self->hv_data.target_mean);
       if (mean_diff < 100)
         {
           fp_dbg ("<calibhv> calibration ok (mdiff < 100 w/ gdac=%04x)", self->hv_data.gdac_value);
@@ -896,7 +923,7 @@ elanspi_calibrate_hv_handler (FpiSsm *ssm, FpDevice *dev)
           return;
         }
       /* update gdac */
-      if (elanspi_mean_image (self, self->last_image) < ELANSPI_HV_CALIBRATION_TARGET_MEAN)
+      if (elanspi_mean_image (self, self->last_image) < self->hv_data.target_mean)
         self->hv_data.gdac_value -= self->hv_data.gdac_step;
       else
         self->hv_data.gdac_value += self->hv_data.gdac_step;

libfprint/drivers/elanspi.h

@@ -71,6 +71,7 @@ struct elanspi_regtable
   struct
   {
     unsigned char                   sid;
+    unsigned                        quirk;
     const struct elanspi_reg_entry *table;
   } entries[];
 };
@@ -172,11 +173,11 @@ static const struct elanspi_reg_entry elanspi_calibration_table_id0[] = {
 static const struct elanspi_regtable elanspi_calibration_table_old = {
   .other = elanspi_calibration_table_default,
   .entries = {
-    { .sid = 0x0, .table = elanspi_calibration_table_id0 },
+    { .sid = 0x0, .quirk = 0, .table = elanspi_calibration_table_id0 },
-    { .sid = 0x5, .table = elanspi_calibration_table_id57 },
+    { .sid = 0x5, .quirk = 0, .table = elanspi_calibration_table_id57 },
-    { .sid = 0x6, .table = elanspi_calibration_table_id6 },
+    { .sid = 0x6, .quirk = 0, .table = elanspi_calibration_table_id6 },
-    { .sid = 0x7, .table = elanspi_calibration_table_id57 },
+    { .sid = 0x7, .quirk = 0, .table = elanspi_calibration_table_id57 },
-    { .sid = 0x0, .table = NULL }
+    { .sid = 0x0, .quirk = 0, .table = NULL }
   }
 };
 
@@ -312,20 +313,133 @@ static const struct elanspi_reg_entry elanspi_calibration_table_page1_id14[] = {
   {0xff, 0xff}
 };
 
-static const struct elanspi_regtable elanspi_calibration_table_new_page0 = {
+static const struct elanspi_reg_entry elanspi_calibration_table_page0_id14_x571[] = {
-  .other = NULL,
+  {0x00, 0x5a},
-  .entries = {
+  {0x01, 0x00},
-    { .sid = 0xe, .table = elanspi_calibration_table_page0_id14 },
+  {0x02, 0x4f},
-    { .sid = 0x0, .table = NULL }
+  {0x03, 0x00},
-  }
+  {0x09, 0x04},
+  {0x04, 0x4f},
+  {0x05, 0xa0},
+  {0x06, 0x57},
+  {0x07, 0x02},
+  {0x08, 0x00},
+  {0x0a, 0x63},
+  {0x0b, 0x01},
+  {0x0c, 0x08},
+  {0x0d, 0x00},
+  {0x0e, 0x00},
+  {0x0f, 0x13},
+  {0x10, 0x38},
+  {0x11, 0x01},
+  {0x12, 0x04},
+  {0x13, 0x00},
+  {0x14, 0x00},
+  {0x15, 0x04},
+  {0x16, 0x02},
+  {0x17, 0x00},
+  {0x18, 0x01},
+  {0x19, 0xf4},
+  {0x1a, 0x00},
+  {0x1b, 0x00},
+  {0x1c, 0x00},
+  {0x1d, 0x00},
+  {0x1e, 0x00},
+  {0x1f, 0x00},
+  {0x20, 0x00},
+  {0x21, 0x00},
+  {0x22, 0x06},
+  {0x23, 0x00},
+  {0x24, 0x00},
+  {0x25, 0x00},
+  {0x26, 0x00},
+  {0x27, 0xff},
+  {0x28, 0x00},
+  {0x29, 0x04},
+  {0x2b, 0xe2},
+  {0x2e, 0xd0},
+  {0x2f, 0x40},
+  {0x30, 0x01},
+  {0x31, 0x38},
+  {0x32, 0x00},
+  {0x33, 0x00},
+  {0x34, 0x00},
+  {0x35, 0x1f},
+  {0x36, 0xff},
+  {0x37, 0x00},
+  {0x38, 0x00},
+  {0x39, 0x00},
+  {0x3a, 0x00},
+  {0x2a, 0x5f},
+  {0x2c, 0x10},
+  {0xff, 0xff}
 };
 
-static const struct elanspi_regtable elanspi_calibration_table_new_page1 = {
+static const struct elanspi_reg_entry elanspi_calibration_table_page1_id14_x571[] = {
-  .other = NULL,
+  {0x00, 0xfb},
-  .entries = {
+  {0x01, 0xff},
-    { .sid = 0xe, .table = elanspi_calibration_table_page1_id14 },
+  {0x02, 0x7f},
-    { .sid = 0x0, .table = NULL }
+  {0x03, 0xd4},
-  }
+  {0x04, 0x7d},
+  {0x05, 0x19},
+  {0x06, 0x80},
+  {0x07, 0x40},
+  {0x08, 0x11},
+  {0x09, 0x00},
+  {0x0a, 0x00},
+  {0x0b, 0x00},
+  {0x0c, 0x00},
+  {0x0d, 0x00},
+  {0x0e, 0x32},
+  {0x0f, 0x00},
+  {0x10, 0x00},
+  {0x11, 0x32},
+  {0x12, 0x02},
+  {0x13, 0x08},
+  {0x14, 0x5c},
+  {0x15, 0x01},
+  {0x16, 0x15},
+  {0x17, 0x01},
+  {0x18, 0x14},
+  {0x19, 0x01},
+  {0x1a, 0x14},
+  {0x1b, 0x01},
+  {0x1c, 0x16},
+  {0x1d, 0x01},
+  {0x1e, 0x0b},
+  {0x1f, 0x01},
+  {0x20, 0x0b},
+  {0x21, 0x02},
+  {0x22, 0x08},
+  {0x23, 0x29},
+  {0x24, 0x00},
+  {0x25, 0x0c},
+  {0x26, 0x1b},
+  {0x27, 0x15},
+  {0x28, 0x1b},
+  {0x29, 0x15},
+  {0x2a, 0x00},
+  {0x2b, 0x00},
+  {0x2c, 0x01},
+  {0x2d, 0x16},
+  {0x2e, 0x01},
+  {0x2f, 0x16},
+  {0x30, 0x04},
+  {0x31, 0x44},
+  {0x32, 0x04},
+  {0x33, 0x44},
+  {0x34, 0x14},
+  {0x35, 0x00},
+  {0x36, 0x00},
+  {0x37, 0x00},
+  {0x38, 0x00},
+  {0x39, 0x03},
+  {0x3a, 0xfe},
+  {0x3b, 0x00},
+  {0x3c, 0x00},
+  {0x3d, 0x02},
+  {0x3e, 0x00},
+  {0x3f, 0x00}
 };
 
 #define ELANSPI_NO_ROTATE 0
@@ -335,10 +449,33 @@ static const struct elanspi_regtable elanspi_calibration_table_new_page1 = {
 
 #define ELANSPI_HV_FLIPPED 1
 
+#define ELANSPI_ROTATE_MASK 3
+
+#define ELANSPI_QUIRK_X571 (1 << 2)
+
+#define ELANSPI_QUIRK_MASK (ELANSPI_QUIRK_X571)
+
 #define ELANSPI_UDEV_TYPES FPI_DEVICE_UDEV_SUBTYPE_SPIDEV | FPI_DEVICE_UDEV_SUBTYPE_HIDRAW
 #define ELANSPI_TP_VID 0x04f3
 
-// using checkargs ACPI:HIDPID
+static const struct elanspi_regtable elanspi_calibration_table_new_page0 = {
+  .other = NULL,
+  .entries = {
+    { .sid = 0xe, .quirk = 0, .table = elanspi_calibration_table_page0_id14 },
+    { .sid = 0xe, .quirk = ELANSPI_QUIRK_X571, .table = elanspi_calibration_table_page0_id14_x571 },
+    { .sid = 0x0, .table = NULL }
+  }
+};
+
+static const struct elanspi_regtable elanspi_calibration_table_new_page1 = {
+  .other = NULL,
+  .entries = {
+    { .sid = 0xe, .quirk = 0, .table = elanspi_calibration_table_page1_id14 },
+    { .sid = 0xe, .quirk = ELANSPI_QUIRK_X571, .table = elanspi_calibration_table_page1_id14_x571 },
+    { .sid = 0x0, .table = NULL }
+  }
+};
+
 static const FpIdEntry elanspi_id_table[] = {
   {.udev_types = ELANSPI_UDEV_TYPES, .spi_acpi_id = "ELAN7001", .hid_id = {.vid = ELANSPI_TP_VID, .pid = 0x3057}, .driver_data = ELANSPI_180_ROTATE},
   {.udev_types = ELANSPI_UDEV_TYPES, .spi_acpi_id = "ELAN7001", .hid_id = {.vid = ELANSPI_TP_VID, .pid = 0x3087}, .driver_data = ELANSPI_180_ROTATE},
@@ -348,7 +485,7 @@ static const FpIdEntry elanspi_id_table[] = {
   {.udev_types = ELANSPI_UDEV_TYPES, .spi_acpi_id = "ELAN7001", .hid_id = {.vid = ELANSPI_TP_VID, .pid = 0x30b2}, .driver_data = ELANSPI_NO_ROTATE},
   {.udev_types = ELANSPI_UDEV_TYPES, .spi_acpi_id = "ELAN70A1", .hid_id = {.vid = ELANSPI_TP_VID, .pid = 0x30b2}, .driver_data = ELANSPI_NO_ROTATE},
   {.udev_types = ELANSPI_UDEV_TYPES, .spi_acpi_id = "ELAN7001", .hid_id = {.vid = ELANSPI_TP_VID, .pid = 0x309f}, .driver_data = ELANSPI_180_ROTATE},
-  {.udev_types = ELANSPI_UDEV_TYPES, .spi_acpi_id = "ELAN7001", .hid_id = {.vid = ELANSPI_TP_VID, .pid = 0x241f}, .driver_data = ELANSPI_NO_ROTATE},
+  {.udev_types = ELANSPI_UDEV_TYPES, .spi_acpi_id = "ELAN7001", .hid_id = {.vid = ELANSPI_TP_VID, .pid = 0x3104}, .driver_data = ELANSPI_QUIRK_X571 | ELANSPI_90RIGHT_ROTATE},
   {.udev_types = 0}
 };
 
@@ -358,6 +495,7 @@ static const FpIdEntry elanspi_id_table[] = {
 #define ELANSPI_MAX_OLD_STAGE2_CALBIRATION_MEAN 8000
 
 #define ELANSPI_HV_CALIBRATION_TARGET_MEAN 3000
+#define ELANSPI_HV_X571_CALIBRATION_TARGET_MEAN 7000
 
 #define ELANSPI_MIN_EMPTY_INVALID_PERCENT 6
 #define ELANSPI_MAX_REAL_INVALID_PERCENT 3

libfprint/drivers/synaptics/synaptics.c

@@ -43,7 +43,6 @@ static const FpIdEntry id_table[] = {
   { .vid = SYNAPTICS_VENDOR_ID,  .pid = 0x0126,  },
   { .vid = SYNAPTICS_VENDOR_ID,  .pid = 0x0129,  },
   { .vid = SYNAPTICS_VENDOR_ID,  .pid = 0x0168,  },
-  { .vid = SYNAPTICS_VENDOR_ID,  .pid = 0x015F,  },
   { .vid = 0,  .pid = 0,  .driver_data = 0 },   /* terminating entry */
 };
 
@@ -226,7 +225,6 @@ cmd_interrupt_cb (FpiUsbTransfer *transfer,
     }
   else
     {
-      fpi_device_critical_leave (device);
       fpi_usb_transfer_submit (fpi_usb_transfer_ref (transfer),
                                0,
                                NULL,

libfprint/fp-device-private.h

@@ -130,9 +130,6 @@ typedef struct
 
 void match_data_free (FpMatchData *match_data);
 
-void fpi_device_suspend (FpDevice *device);
-void fpi_device_resume (FpDevice *device);
-
 void fpi_device_configure_wakeup (FpDevice *device,
                                   gboolean  enabled);
 void fpi_device_update_temp (FpDevice *device,

libfprint/fp-device.c

@@ -949,6 +949,16 @@ fp_device_close_finish (FpDevice     *device,
   return g_task_propagate_boolean (G_TASK (result), error);
 }
 
+static void
+complete_suspend_resume_task (FpDevice *device)
+{
+  FpDevicePrivate *priv = fp_device_get_instance_private (device);
+
+  g_assert (priv->suspend_resume_task);
+
+  g_task_return_boolean (g_steal_pointer (&priv->suspend_resume_task), TRUE);
+}
+
 /**
  * fp_device_suspend:
  * @device: a #FpDevice
@@ -999,7 +1009,48 @@ fp_device_suspend (FpDevice           *device,
 
   priv->suspend_resume_task = g_steal_pointer (&task);
 
-  fpi_device_suspend (device);
+  /* If the device is currently idle, just complete immediately.
+   * For long running tasks, call the driver handler right away, for short
+   * tasks, wait for completion and then return the task.
+   */
+  switch (priv->current_action)
+    {
+    case FPI_DEVICE_ACTION_NONE:
+      fpi_device_suspend_complete (device, NULL);
+      break;
+
+    case FPI_DEVICE_ACTION_ENROLL:
+    case FPI_DEVICE_ACTION_VERIFY:
+    case FPI_DEVICE_ACTION_IDENTIFY:
+    case FPI_DEVICE_ACTION_CAPTURE:
+      if (FP_DEVICE_GET_CLASS (device)->suspend)
+        {
+          if (priv->critical_section)
+            priv->suspend_queued = TRUE;
+          else
+            FP_DEVICE_GET_CLASS (device)->suspend (device);
+        }
+      else
+        {
+          fpi_device_suspend_complete (device, fpi_device_error_new (FP_DEVICE_ERROR_NOT_SUPPORTED));
+        }
+      break;
+
+    default:
+    case FPI_DEVICE_ACTION_PROBE:
+    case FPI_DEVICE_ACTION_OPEN:
+    case FPI_DEVICE_ACTION_CLOSE:
+    case FPI_DEVICE_ACTION_DELETE:
+    case FPI_DEVICE_ACTION_LIST:
+    case FPI_DEVICE_ACTION_CLEAR_STORAGE:
+      g_signal_connect_object (priv->current_task,
+                               "notify::completed",
+                               G_CALLBACK (complete_suspend_resume_task),
+                               device,
+                               G_CONNECT_SWAPPED);
+
+      break;
+    }
 }
 
 /**
@@ -1064,7 +1115,41 @@ fp_device_resume (FpDevice           *device,
 
   priv->suspend_resume_task = g_steal_pointer (&task);
 
-  fpi_device_resume (device);
+  switch (priv->current_action)
+    {
+    case FPI_DEVICE_ACTION_NONE:
+      fpi_device_resume_complete (device, NULL);
+      break;
+
+    case FPI_DEVICE_ACTION_ENROLL:
+    case FPI_DEVICE_ACTION_VERIFY:
+    case FPI_DEVICE_ACTION_IDENTIFY:
+    case FPI_DEVICE_ACTION_CAPTURE:
+      if (FP_DEVICE_GET_CLASS (device)->resume)
+        {
+          if (priv->critical_section)
+            priv->resume_queued = TRUE;
+          else
+            FP_DEVICE_GET_CLASS (device)->resume (device);
+        }
+      else
+        {
+          fpi_device_resume_complete (device, fpi_device_error_new (FP_DEVICE_ERROR_NOT_SUPPORTED));
+        }
+      break;
+
+    default:
+    case FPI_DEVICE_ACTION_PROBE:
+    case FPI_DEVICE_ACTION_OPEN:
+    case FPI_DEVICE_ACTION_CLOSE:
+    case FPI_DEVICE_ACTION_DELETE:
+    case FPI_DEVICE_ACTION_LIST:
+    case FPI_DEVICE_ACTION_CLEAR_STORAGE:
+      /* cannot happen as we make sure these tasks complete before suspend */
+      g_assert_not_reached ();
+      complete_suspend_resume_task (device);
+      break;
+    }
 }
 
 /**

libfprint/fpi-device.c

@@ -21,7 +21,6 @@
 #define FP_COMPONENT "device"
 #include <math.h>
 #include <fcntl.h>
-#include <errno.h>
 
 #include "fpi-log.h"
 
@@ -867,16 +866,16 @@ fpi_device_critical_section_flush_idle_cb (FpDevice *device)
 
   if (priv->suspend_queued)
     {
+      cls->suspend (device);
       priv->suspend_queued = FALSE;
-      fpi_device_suspend (device);
 
       return G_SOURCE_CONTINUE;
     }
 
   if (priv->resume_queued)
     {
+      cls->resume (device);
       priv->resume_queued = FALSE;
-      fpi_device_resume (device);
 
       return G_SOURCE_CONTINUE;
     }
@@ -913,7 +912,6 @@ fpi_device_critical_leave (FpDevice *device)
     return;
 
   priv->critical_section_flush_source = g_idle_source_new ();
-  g_source_set_priority (priv->critical_section_flush_source, G_PRIORITY_HIGH);
   g_source_set_callback (priv->critical_section_flush_source,
                          (GSourceFunc) fpi_device_critical_section_flush_idle_cb,
                          device,
@@ -1552,148 +1550,6 @@ fpi_device_list_complete (FpDevice  *device,
     fpi_device_return_task_in_idle (device, FP_DEVICE_TASK_RETURN_ERROR, error);
 }
 
-static int
-update_attr (const char *attr, const char *value)
-{
-  int fd, err;
-  gssize r;
-  char buf[50] = { 0 };
-
-  fd = open (attr, O_RDONLY);
-  err = -errno;
-  if (fd < 0)
-    return -err;
-
-  r = read (fd, buf, sizeof (buf) - 1);
-  err = errno;
-  close (fd);
-  if (r < 0)
-    return -err;
-
-  g_strchomp (buf);
-  if (g_strcmp0 (buf, value) == 0)
-    return 0;
-
-  /* O_TRUNC makes things work in the umockdev environment */
-  fd = open (attr, O_WRONLY | O_TRUNC);
-  err = errno;
-  if (fd < 0)
-    return -err;
-
-  r = write (fd, value, strlen (value));
-  err = -errno;
-  close (fd);
-  if (r < 0)
-    {
-      /* Write failures are weird, and are worth a warning */
-      g_warning ("Could not write %s to %s", value, attr);
-      return -err;
-    }
-
-  return 0;
-}
-
-static void
-complete_suspend_resume_task (FpDevice *device)
-{
-  FpDevicePrivate *priv = fp_device_get_instance_private (device);
-
-  g_assert (priv->suspend_resume_task);
-
-  g_task_return_boolean (g_steal_pointer (&priv->suspend_resume_task), TRUE);
-}
-
-void
-fpi_device_suspend (FpDevice *device)
-{
-  FpDevicePrivate *priv = fp_device_get_instance_private (device);
-
-  /* If the device is currently idle, just complete immediately.
-   * For long running tasks, call the driver handler right away, for short
-   * tasks, wait for completion and then return the task.
-   */
-  switch (priv->current_action)
-    {
-    case FPI_DEVICE_ACTION_NONE:
-      fpi_device_suspend_complete (device, NULL);
-      break;
-
-    case FPI_DEVICE_ACTION_ENROLL:
-    case FPI_DEVICE_ACTION_VERIFY:
-    case FPI_DEVICE_ACTION_IDENTIFY:
-    case FPI_DEVICE_ACTION_CAPTURE:
-      if (FP_DEVICE_GET_CLASS (device)->suspend)
-        {
-          if (priv->critical_section)
-            priv->suspend_queued = TRUE;
-          else
-            FP_DEVICE_GET_CLASS (device)->suspend (device);
-        }
-      else
-        {
-          fpi_device_suspend_complete (device, fpi_device_error_new (FP_DEVICE_ERROR_NOT_SUPPORTED));
-        }
-      break;
-
-    default:
-    case FPI_DEVICE_ACTION_PROBE:
-    case FPI_DEVICE_ACTION_OPEN:
-    case FPI_DEVICE_ACTION_CLOSE:
-    case FPI_DEVICE_ACTION_DELETE:
-    case FPI_DEVICE_ACTION_LIST:
-    case FPI_DEVICE_ACTION_CLEAR_STORAGE:
-      g_signal_connect_object (priv->current_task,
-                               "notify::completed",
-                               G_CALLBACK (complete_suspend_resume_task),
-                               device,
-                               G_CONNECT_SWAPPED);
-
-      break;
-    }
-}
-
-void
-fpi_device_resume (FpDevice *device)
-{
-  FpDevicePrivate *priv = fp_device_get_instance_private (device);
-
-  switch (priv->current_action)
-    {
-    case FPI_DEVICE_ACTION_NONE:
-      fpi_device_resume_complete (device, NULL);
-      break;
-
-    case FPI_DEVICE_ACTION_ENROLL:
-    case FPI_DEVICE_ACTION_VERIFY:
-    case FPI_DEVICE_ACTION_IDENTIFY:
-    case FPI_DEVICE_ACTION_CAPTURE:
-      if (FP_DEVICE_GET_CLASS (device)->resume)
-        {
-          if (priv->critical_section)
-            priv->resume_queued = TRUE;
-          else
-            FP_DEVICE_GET_CLASS (device)->resume (device);
-        }
-      else
-        {
-          fpi_device_resume_complete (device, fpi_device_error_new (FP_DEVICE_ERROR_NOT_SUPPORTED));
-        }
-      break;
-
-    default:
-    case FPI_DEVICE_ACTION_PROBE:
-    case FPI_DEVICE_ACTION_OPEN:
-    case FPI_DEVICE_ACTION_CLOSE:
-    case FPI_DEVICE_ACTION_DELETE:
-    case FPI_DEVICE_ACTION_LIST:
-    case FPI_DEVICE_ACTION_CLEAR_STORAGE:
-      /* cannot happen as we make sure these tasks complete before suspend */
-      g_assert_not_reached ();
-      complete_suspend_resume_task (device);
-      break;
-    }
-}
-
 void
 fpi_device_configure_wakeup (FpDevice *device, gboolean enabled)
 {
@@ -1709,7 +1565,8 @@ fpi_device_configure_wakeup (FpDevice *device, gboolean enabled)
         guint8 bus, port;
         g_autofree gchar *sysfs_wakeup = NULL;
         g_autofree gchar *sysfs_persist = NULL;
-        int res;
+        gssize r;
+        int fd;
 
         ports = g_string_new (NULL);
         bus = g_usb_device_get_bus (priv->usb_device);
@@ -1725,9 +1582,20 @@ fpi_device_configure_wakeup (FpDevice *device, gboolean enabled)
         g_string_set_size (ports, ports->len - 1);
 
         sysfs_wakeup = g_strdup_printf ("/sys/bus/usb/devices/%d-%s/power/wakeup", bus, ports->str);
-        res = update_attr (sysfs_wakeup, wakeup_command);
+        fd = open (sysfs_wakeup, O_WRONLY);
-        if (res < 0)
+
-          g_debug ("Failed to set %s to %s", sysfs_wakeup, wakeup_command);
+        if (fd < 0)
+          {
+            /* Wakeup not existing appears to be relatively normal. */
+            g_debug ("Failed to open %s", sysfs_wakeup);
+          }
+        else
+          {
+            r = write (fd, wakeup_command, strlen (wakeup_command));
+            if (r < 0)
+              g_warning ("Could not configure wakeup to %s by writing %s", wakeup_command, sysfs_wakeup);
+            close (fd);
+          }
 
         /* Persist means that the kernel tries to keep the USB device open
          * in case it is "replugged" due to suspend.
@@ -1735,9 +1603,20 @@ fpi_device_configure_wakeup (FpDevice *device, gboolean enabled)
          * state. Instead, seeing an unplug and a new device makes more sense.
          */
         sysfs_persist = g_strdup_printf ("/sys/bus/usb/devices/%d-%s/power/persist", bus, ports->str);
-        res = update_attr (sysfs_persist, "0");
+        fd = open (sysfs_persist, O_WRONLY);
-        if (res < 0)
+
-          g_warning ("Failed to disable USB persist by writing to %s", sysfs_persist);
+        if (fd < 0)
+          {
+            g_warning ("Failed to open %s", sysfs_persist);
+            return;
+          }
+        else
+          {
+            r = write (fd, "0", 1);
+            if (r < 0)
+              g_message ("Could not disable USB persist by writing to %s", sysfs_persist);
+            close (fd);
+          }
 
         break;
       }

libfprint/fprint-list-udev-hwdb.c

@@ -29,7 +29,6 @@ static const FpIdEntry whitelist_id_table[] = {
    * You can generate this list from the wiki page using e.g.:
    *   gio cat https://gitlab.freedesktop.org/libfprint/wiki/-/wikis/Unsupported-Devices.md | sed -n 's!|.*\([0-9a-fA-F]\{4\}\):\([0-9a-fA-F]\{4\}\).*|.*!  { .vid = 0x\1, .pid = 0x\2 },!p'
    */
-  { .vid = 0x04e8, .pid = 0x730b },
   { .vid = 0x04f3, .pid = 0x036b },
   { .vid = 0x04f3, .pid = 0x0c00 },
   { .vid = 0x04f3, .pid = 0x0c4c },
@@ -52,7 +51,6 @@ static const FpIdEntry whitelist_id_table[] = {
   { .vid = 0x06cb, .pid = 0x00d8 },
   { .vid = 0x06cb, .pid = 0x00da },
   { .vid = 0x06cb, .pid = 0x00dc },
-  { .vid = 0x06cb, .pid = 0x00e4 },
   { .vid = 0x06cb, .pid = 0x00e7 },
   { .vid = 0x06cb, .pid = 0x00e9 },
   { .vid = 0x06cb, .pid = 0x00fd },
@@ -68,7 +66,6 @@ static const FpIdEntry whitelist_id_table[] = {
   { .vid = 0x0bda, .pid = 0x5812 },
   { .vid = 0x10a5, .pid = 0x0007 },
   { .vid = 0x10a5, .pid = 0x9200 },
-  { .vid = 0x10a5, .pid = 0x9800 },
   { .vid = 0x1188, .pid = 0x9545 },
   { .vid = 0x138a, .pid = 0x0007 },
   { .vid = 0x138a, .pid = 0x003a },
@@ -90,7 +87,6 @@ static const FpIdEntry whitelist_id_table[] = {
   { .vid = 0x27c6, .pid = 0x5042 },
   { .vid = 0x27c6, .pid = 0x5110 },
   { .vid = 0x27c6, .pid = 0x5117 },
-  { .vid = 0x27c6, .pid = 0x5125 },
   { .vid = 0x27c6, .pid = 0x5201 },
   { .vid = 0x27c6, .pid = 0x521d },
   { .vid = 0x27c6, .pid = 0x5301 },
@@ -102,7 +98,6 @@ static const FpIdEntry whitelist_id_table[] = {
   { .vid = 0x27c6, .pid = 0x538c },
   { .vid = 0x27c6, .pid = 0x538d },
   { .vid = 0x27c6, .pid = 0x5395 },
-  { .vid = 0x27c6, .pid = 0x5503 },
   { .vid = 0x27c6, .pid = 0x5584 },
   { .vid = 0x27c6, .pid = 0x55a2 },
   { .vid = 0x27c6, .pid = 0x55a4 },

meson.build

@@ -1,5 +1,5 @@
 project('libfprint', [ 'c', 'cpp' ],
-    version: '1.94.4',
+    version: '1.94.3',
     license: 'LGPLv2.1+',
     default_options: [
         'buildtype=debugoptimized',

tests/create-driver-test.py.in

@@ -105,11 +105,6 @@ process.wait()
 # Run capture
 # https://osqa-ask.wireshark.org/questions/53919/how-can-i-precisely-specify-a-usb-device-to-capture-with-tshark/
 
-print(f'### Reseting USB port (as descriptors could be missing in the dump otherwise)')
-usb_device.open()
-usb_device.reset()
-usb_device.close()
-
 print(f'### Starting USB capture on usbmon{bus_num}')
 capture_pid = os.fork()
 assert(capture_pid >= 0)

tests/synaptics/custom.py

@@ -1,14 +1,10 @@
 #!/usr/bin/python3
 
-import os
 import gi
 gi.require_version('FPrint', '2.0')
 from gi.repository import FPrint, GLib
 
-import sys
+ctx = GLib.main_context_default()
-import traceback
-sys.excepthook = lambda *args : (traceback.print_exception(*args), sys.exit(1))
-
 
 c = FPrint.Context()
 c.enumerate()
@@ -17,24 +13,6 @@ devices = c.get_devices()
 d = devices[0]
 del devices
 
-usb_device = d.get_property('fpi-usb-device')
-bus_num = usb_device.get_bus()
-port = []
-while True:
-    parent = usb_device.get_parent()
-    if parent is None:
-        break
-    port.append(str(usb_device.get_port_number()))
-    usb_device = parent
-port = '.'.join(port)
-
-persist = f'/sys/bus/usb/devices/{bus_num}-{port}/power/persist'
-wakeup = f'/sys/bus/usb/devices/{bus_num}-{port}/power/wakeup'
-
-# may not have written anything
-assert open(persist).read().strip() == "0"
-assert open(wakeup).read().strip() == "disabled"
-
 assert d.get_driver() == "synaptics"
 assert not d.has_feature(FPrint.DeviceFeature.CAPTURE)
 assert d.has_feature(FPrint.DeviceFeature.IDENTIFY)
@@ -51,7 +29,7 @@ d.clear_storage_sync()
 template = FPrint.Print.new(d)
 
 def enroll_progress(*args):
-    #assert d.get_finger_status() == FPrint.FingerStatusFlags.NEEDED
+    assert d.get_finger_status() == FPrint.FingerStatusFlags.NEEDED
     print('enroll progress: ' + str(args))
 
 # List, enroll, list, verify, delete, list
@@ -63,21 +41,6 @@ print("enroll done")
 
 print("verifying")
 assert d.get_finger_status() == FPrint.FingerStatusFlags.NONE
-
-# Inject a suspend/resume cycle into the verify
-def suspend_resume():
-    d.suspend_sync()
-    assert open(persist).read().strip() == "0"
-    assert open(wakeup).read().strip() == "enabled"
-
-    assert open(persist, 'w').write('0\n')
-    d.resume_sync()
-    # This tests that libfprint doesn't write if the value is correct
-    # (i.e. the trailing \ would be lost inside umockdev if written)
-    assert open(persist).read() == "0\n"
-    assert open(wakeup).read().strip() == "disabled"
-
-GLib.idle_add(suspend_resume, priority=GLib.PRIORITY_HIGH)
 verify_res, verify_print = d.verify_sync(p)
 assert d.get_finger_status() == FPrint.FingerStatusFlags.NONE
 print("verify done")

tests/synaptics/device

@@ -1,14 +1,14 @@
 P: /devices/pci0000:00/0000:00:14.0/usb1/1-9
-N: bus/usb/001/004=12010002FF10FF08CB06BD0000000000010109022700010100A0320904000003FF000000070501024000000705810240000007058303080004
+N: bus/usb/001/005
-E: DEVNAME=/dev/bus/usb/001/004
+E: DEVNAME=/dev/bus/usb/001/005
 E: DEVTYPE=usb_device
 E: DRIVER=usb
 E: PRODUCT=6cb/bd/0
 E: TYPE=255/16/255
 E: BUSNUM=001
-E: DEVNUM=004
+E: DEVNUM=005
 E: MAJOR=189
-E: MINOR=3
+E: MINOR=4
 E: SUBSYSTEM=usb
 E: ID_VENDOR=06cb
 E: ID_VENDOR_ENC=06cb
@@ -24,82 +24,82 @@ E: ID_USB_INTERFACES=:ff0000:
 E: ID_VENDOR_FROM_DATABASE=Synaptics, Inc.
 E: ID_AUTOSUSPEND=1
 E: ID_MODEL_FROM_DATABASE=Prometheus MIS Touch Fingerprint Reader
-E: ID_PERSIST=0
 E: ID_PATH=pci-0000:00:14.0-usb-0:9
 E: ID_PATH_TAG=pci-0000_00_14_0-usb-0_9
-A: authorized=1
+E: LIBFPRINT_DRIVER=Synaptics Sensors
-A: avoid_reset_quirk=0
+A: authorized=1\n
-A: bConfigurationValue=1
+A: avoid_reset_quirk=0\n
-A: bDeviceClass=ff
+A: bConfigurationValue=1\n
-A: bDeviceProtocol=ff
+A: bDeviceClass=ff\n
-A: bDeviceSubClass=10
+A: bDeviceProtocol=ff\n
-A: bMaxPacketSize0=8
+A: bDeviceSubClass=10\n
-A: bMaxPower=100mA
+A: bMaxPacketSize0=8\n
-A: bNumConfigurations=1
+A: bMaxPower=100mA\n
-A: bNumInterfaces= 1
+A: bNumConfigurations=1\n
-A: bcdDevice=0000
+A: bNumInterfaces= 1\n
-A: bmAttributes=a0
+A: bcdDevice=0000\n
-A: busnum=1
+A: bmAttributes=a0\n
+A: busnum=1\n
 A: configuration=
 H: descriptors=12010002FF10FF08CB06BD0000000000010109022700010100A0320904000003FF000000070501024000000705810240000007058303080004
-A: dev=189:3
+A: dev=189:4\n
-A: devnum=4
+A: devnum=5\n
-A: devpath=9
+A: devpath=9\n
 L: driver=../../../../../bus/usb/drivers/usb
 L: firmware_node=../../../../LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:1c/device:1d/device:28
-A: idProduct=00bd
+A: idProduct=00bd\n
-A: idVendor=06cb
+A: idVendor=06cb\n
-A: ltm_capable=no
+A: ltm_capable=no\n
-A: maxchild=0
+A: maxchild=0\n
 L: port=../1-0:1.0/usb1-port9
-A: power/active_duration=9424964
+A: power/active_duration=82065\n
-A: power/autosuspend=2
+A: power/autosuspend=2\n
-A: power/autosuspend_delay_ms=2000
+A: power/autosuspend_delay_ms=2000\n
-A: power/connected_duration=866169213
+A: power/connected_duration=4271349\n
-A: power/control=auto
+A: power/control=auto\n
-A: power/level=auto
+A: power/level=auto\n
-A: power/persist=0
+A: power/persist=1\n
-A: power/runtime_active_time=9431408
+A: power/runtime_active_time=82975\n
-A: power/runtime_status=active
+A: power/runtime_status=suspended\n
-A: power/runtime_suspended_time=856661633
+A: power/runtime_suspended_time=4186597\n
-A: power/wakeup=disabled
+A: power/wakeup=disabled\n
-A: power/wakeup_abort_count=
+A: power/wakeup_abort_count=\n
-A: power/wakeup_active=
+A: power/wakeup_active=\n
-A: power/wakeup_active_count=
+A: power/wakeup_active_count=\n
-A: power/wakeup_count=
+A: power/wakeup_count=\n
-A: power/wakeup_expire_count=
+A: power/wakeup_expire_count=\n
-A: power/wakeup_last_time_ms=
+A: power/wakeup_last_time_ms=\n
-A: power/wakeup_max_time_ms=
+A: power/wakeup_max_time_ms=\n
-A: power/wakeup_total_time_ms=
+A: power/wakeup_total_time_ms=\n
-A: quirks=0x0
+A: quirks=0x0\n
-A: removable=fixed
+A: removable=fixed\n
-A: rx_lanes=1
+A: rx_lanes=1\n
-A: serial=c087f7d72126
+A: serial=c087f7d72126\n
-A: speed=12
+A: speed=12\n
-A: tx_lanes=1
+A: tx_lanes=1\n
-A: urbnum=8945
+A: urbnum=618\n
-A: version= 2.00
+A: version= 2.00\n
 
 P: /devices/pci0000:00/0000:00:14.0/usb1
-N: bus/usb/001/001=12010002090001406B1D020016050302010109021900010100E0000904000001090000000705810304000C
+N: bus/usb/001/001=12010002090001406B1D020012050302010109021900010100E0000904000001090000000705810304000C
 E: DEVNAME=/dev/bus/usb/001/001
 E: DEVTYPE=usb_device
 E: DRIVER=usb
-E: PRODUCT=1d6b/2/516
+E: PRODUCT=1d6b/2/512
 E: TYPE=9/0/1
 E: BUSNUM=001
 E: DEVNUM=001
 E: MAJOR=189
 E: MINOR=0
 E: SUBSYSTEM=usb
-E: ID_VENDOR=Linux_5.16.8-200.fc35.x86_64_xhci-hcd
+E: ID_VENDOR=Linux_5.12.9-300.fc34.x86_64_xhci-hcd
-E: ID_VENDOR_ENC=Linux\x205.16.8-200.fc35.x86_64\x20xhci-hcd
+E: ID_VENDOR_ENC=Linux\x205.12.9-300.fc34.x86_64\x20xhci-hcd
 E: ID_VENDOR_ID=1d6b
 E: ID_MODEL=xHCI_Host_Controller
 E: ID_MODEL_ENC=xHCI\x20Host\x20Controller
 E: ID_MODEL_ID=0002
-E: ID_REVISION=0516
+E: ID_REVISION=0512
-E: ID_SERIAL=Linux_5.16.8-200.fc35.x86_64_xhci-hcd_xHCI_Host_Controller_0000:00:14.0
+E: ID_SERIAL=Linux_5.12.9-300.fc34.x86_64_xhci-hcd_xHCI_Host_Controller_0000:00:14.0
 E: ID_SERIAL_SHORT=0000:00:14.0
 E: ID_BUS=usb
 E: ID_USB_INTERFACES=:090000:
@@ -111,60 +111,60 @@ E: ID_PATH_TAG=pci-0000_00_14_0
 E: ID_FOR_SEAT=usb-pci-0000_00_14_0
 E: TAGS=:seat:
 E: CURRENT_TAGS=:seat:
-A: authorized=1
+A: authorized=1\n
-A: authorized_default=1
+A: authorized_default=1\n
-A: avoid_reset_quirk=0
+A: avoid_reset_quirk=0\n
-A: bConfigurationValue=1
+A: bConfigurationValue=1\n
-A: bDeviceClass=09
+A: bDeviceClass=09\n
-A: bDeviceProtocol=01
+A: bDeviceProtocol=01\n
-A: bDeviceSubClass=00
+A: bDeviceSubClass=00\n
-A: bMaxPacketSize0=64
+A: bMaxPacketSize0=64\n
-A: bMaxPower=0mA
+A: bMaxPower=0mA\n
-A: bNumConfigurations=1
+A: bNumConfigurations=1\n
-A: bNumInterfaces= 1
+A: bNumInterfaces= 1\n
-A: bcdDevice=0516
+A: bcdDevice=0512\n
-A: bmAttributes=e0
+A: bmAttributes=e0\n
-A: busnum=1
+A: busnum=1\n
 A: configuration=
-H: descriptors=12010002090001406B1D020016050302010109021900010100E0000904000001090000000705810304000C
+H: descriptors=12010002090001406B1D020012050302010109021900010100E0000904000001090000000705810304000C
-A: dev=189:0
+A: dev=189:0\n
-A: devnum=1
+A: devnum=1\n
-A: devpath=0
+A: devpath=0\n
 L: driver=../../../../bus/usb/drivers/usb
 L: firmware_node=../../../LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:1c/device:1d
-A: idProduct=0002
+A: idProduct=0002\n
-A: idVendor=1d6b
+A: idVendor=1d6b\n
-A: interface_authorized_default=1
+A: interface_authorized_default=1\n
-A: ltm_capable=no
+A: ltm_capable=no\n
-A: manufacturer=Linux 5.16.8-200.fc35.x86_64 xhci-hcd
+A: manufacturer=Linux 5.12.9-300.fc34.x86_64 xhci-hcd\n
-A: maxchild=12
+A: maxchild=12\n
-A: power/active_duration=865968060
+A: power/active_duration=4270585\n
-A: power/autosuspend=0
+A: power/autosuspend=0\n
-A: power/autosuspend_delay_ms=0
+A: power/autosuspend_delay_ms=0\n
-A: power/connected_duration=866169920
+A: power/connected_duration=4272308\n
-A: power/control=auto
+A: power/control=auto\n
-A: power/level=auto
+A: power/level=auto\n
-A: power/runtime_active_time=866093998
+A: power/runtime_active_time=4270770\n
-A: power/runtime_status=active
+A: power/runtime_status=active\n
-A: power/runtime_suspended_time=0
+A: power/runtime_suspended_time=0\n
-A: power/wakeup=disabled
+A: power/wakeup=disabled\n
-A: power/wakeup_abort_count=
+A: power/wakeup_abort_count=\n
-A: power/wakeup_active=
+A: power/wakeup_active=\n
-A: power/wakeup_active_count=
+A: power/wakeup_active_count=\n
-A: power/wakeup_count=
+A: power/wakeup_count=\n
-A: power/wakeup_expire_count=
+A: power/wakeup_expire_count=\n
-A: power/wakeup_last_time_ms=
+A: power/wakeup_last_time_ms=\n
-A: power/wakeup_max_time_ms=
+A: power/wakeup_max_time_ms=\n
-A: power/wakeup_total_time_ms=
+A: power/wakeup_total_time_ms=\n
-A: product=xHCI Host Controller
+A: product=xHCI Host Controller\n
-A: quirks=0x0
+A: quirks=0x0\n
-A: removable=unknown
+A: removable=unknown\n
-A: rx_lanes=1
+A: rx_lanes=1\n
-A: serial=0000:00:14.0
+A: serial=0000:00:14.0\n
-A: speed=480
+A: speed=480\n
-A: tx_lanes=1
+A: tx_lanes=1\n
-A: urbnum=9372
+A: urbnum=463\n
-A: version= 2.00
+A: version= 2.00\n
 
 P: /devices/pci0000:00/0000:00:14.0
 E: DRIVER=xhci_hcd
@@ -180,44 +180,44 @@ E: ID_PCI_INTERFACE_FROM_DATABASE=XHCI
 E: ID_VENDOR_FROM_DATABASE=Intel Corporation
 E: ID_AUTOSUSPEND=1
 E: ID_MODEL_FROM_DATABASE=Cannon Point-LP USB 3.1 xHCI Controller
-A: ari_enabled=0
+A: ari_enabled=0\n
-A: broken_parity_status=0
+A: broken_parity_status=0\n
-A: class=0x0c0330
+A: class=0x0c0330\n
-H: config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
+H: config=8680ED9D060490021130030C00008000040022EA000000000000000000000000000000000000000000000000AA179222000000007000000000000000FF010000
-A: consistent_dma_mask_bits=64
+A: consistent_dma_mask_bits=64\n
-A: d3cold_allowed=1
+A: d3cold_allowed=1\n
-A: dbc=disabled
+A: dbc=disabled\n
-A: device=0x9ded
+A: device=0x9ded\n
-A: dma_mask_bits=64
+A: dma_mask_bits=64\n
 L: driver=../../../bus/pci/drivers/xhci_hcd
-A: driver_override=(null)
+A: driver_override=(null)\n
-A: enable=1
+A: enable=1\n
 L: firmware_node=../../LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:1c
-A: irq=126
+A: irq=128\n
-A: local_cpulist=0-7
+A: local_cpulist=0-7\n
-A: local_cpus=ff
+A: local_cpus=ff\n
-A: modalias=pci:v00008086d00009DEDsv000017AAsd00002292bc0Csc03i30
+A: modalias=pci:v00008086d00009DEDsv000017AAsd00002292bc0Csc03i30\n
-A: msi_bus=1
+A: msi_bus=1\n
-A: msi_irqs/126=msi
+A: msi_irqs/128=msi\n
-A: numa_node=-1
+A: numa_node=-1\n
-A: pools=poolinfo - 0.1\nbuffer-2048         0    0 2048  0\nbuffer-512          0    0  512  0\nbuffer-128          0    0  128  0\nbuffer-32           0    0   32  0\nxHCI 1KB stream ctx arrays    0    0 1024  0\nxHCI 256 byte stream ctx arrays    0    0  256  0\nxHCI input/output contexts   21   24 2112 24\nxHCI ring segments   68   80 4096 80\nbuffer-2048         0   38 2048 19\nbuffer-512          0    0  512  0\nbuffer-128         18   32  128  1\nbuffer-32           0  128   32  1
+A: pools=poolinfo - 0.1\nbuffer-2048         0    0 2048  0\nbuffer-512          0    0  512  0\nbuffer-128          0    0  128  0\nbuffer-32           0    0   32  0\nxHCI 1KB stream ctx arrays    0    0 1024  0\nxHCI 256 byte stream ctx arrays    0    0  256  0\nxHCI input/output contexts    9   12 2112 12\nxHCI ring segments   40   50 4096 50\nbuffer-2048         0    0 2048  0\nbuffer-512          0    0  512  0\nbuffer-128          6   32  128  1\nbuffer-32           0    0   32  0\n
-A: power/control=auto
+A: power/control=auto\n
-A: power/runtime_active_time=866094158
+A: power/runtime_active_time=4271635\n
-A: power/runtime_status=active
+A: power/runtime_status=active\n
-A: power/runtime_suspended_time=0
+A: power/runtime_suspended_time=0\n
-A: power/wakeup=enabled
+A: power/wakeup=enabled\n
-A: power/wakeup_abort_count=0
+A: power/wakeup_abort_count=0\n
-A: power/wakeup_active=0
+A: power/wakeup_active=0\n
-A: power/wakeup_active_count=2
+A: power/wakeup_active_count=0\n
-A: power/wakeup_count=0
+A: power/wakeup_count=0\n
-A: power/wakeup_expire_count=2
+A: power/wakeup_expire_count=0\n
-A: power/wakeup_last_time_ms=476219021
+A: power/wakeup_last_time_ms=0\n
-A: power/wakeup_max_time_ms=103
+A: power/wakeup_max_time_ms=0\n
-A: power/wakeup_total_time_ms=207
+A: power/wakeup_total_time_ms=0\n
-A: power_state=D0
+A: power_state=D0\n
-A: resource=0x00000000ea220000 0x00000000ea22ffff 0x0000000000140204\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000
+A: resource=0x00000000ea220000 0x00000000ea22ffff 0x0000000000140204\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n0x0000000000000000 0x0000000000000000 0x0000000000000000\n
-A: revision=0x11
+A: revision=0x11\n
-A: subsystem_device=0x2292
+A: subsystem_device=0x2292\n
-A: subsystem_vendor=0x17aa
+A: subsystem_vendor=0x17aa\n
-A: vendor=0x8086
+A: vendor=0x8086\n