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ccgx: Retry the HID disconnect up to 5 times

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Based on a patch by  Ryan Lee <ryle@cypress.com>, many thanks.
This commit is contained in:
Richard Hughes 2020-04-07 11:13:45 +01:00
parent 920713245d
commit 5a7095dee4
1 changed files with 14 additions and 3 deletions
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17
plugins/ccgx/fu-ccgx-hid-device.c
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@ -17,9 +17,13 @@ struct _FuCcgxHidDevice
G_DEFINE_TYPE (FuCcgxHidDevice, fu_ccgx_hid_device, FU_TYPE_HID_DEVICE)
#define FU_CCGX_HID_DEVICE_TIMEOUT 5000 /* ms */
#define FU_CCGX_HID_DEVICE_RETRY_DELAY 30 /* ms */
#define FU_CCGX_HID_DEVICE_RETRY_CNT 5
static gboolean
fu_ccgx_hid_device_enable_hpi_mode (FuDevice *device, GError **error)
fu_ccgx_hid_device_enable_hpi_mode_cb (FuDevice *device,
gpointer user_data,
GError **error)
{
guint8 buf[5] = {0xEE, 0xBC, 0xA6, 0xB9, 0xA8};
@ -38,7 +42,10 @@ fu_ccgx_hid_device_enable_hpi_mode (FuDevice *device, GError **error)
static gboolean
fu_ccgx_hid_device_detach (FuDevice *device, GError **error)
{
if (!fu_ccgx_hid_device_enable_hpi_mode (device, error))
if (!fu_device_retry (device,
fu_ccgx_hid_device_enable_hpi_mode_cb,
FU_CCGX_HID_DEVICE_RETRY_CNT,
NULL, error))
return FALSE;
fu_device_add_flag (device, FWUPD_DEVICE_FLAG_WAIT_FOR_REPLUG);
return TRUE;
@ -50,7 +57,10 @@ fu_ccgx_hid_device_setup (FuDevice *device, GError **error)
/* This seems insane... but we need to switch the device from HID
* mode to HPI mode at startup. The device continues to function
* exactly as before and no user-visible effects are noted */
if (!fu_ccgx_hid_device_enable_hpi_mode (device, error))
if (!fu_device_retry (device,
fu_ccgx_hid_device_enable_hpi_mode_cb,
FU_CCGX_HID_DEVICE_RETRY_CNT,
NULL, error))
return FALSE;
/* never add this device, the daemon does not expect the device to
@ -68,6 +78,7 @@ fu_ccgx_hid_device_init (FuCcgxHidDevice *self)
fu_device_set_protocol (FU_DEVICE (self), "com.cypress.ccgx");
fu_device_add_flag (FU_DEVICE (self), FWUPD_DEVICE_FLAG_REQUIRE_AC);
fu_device_add_flag (FU_DEVICE (self), FWUPD_DEVICE_FLAG_WILL_DISAPPEAR);
fu_device_retry_set_delay (FU_DEVICE (self), FU_CCGX_HID_DEVICE_RETRY_DELAY);
}
static void