sr: fx2lafw: Get/display FX2 REVID.

[libsigrok.git] / hardware / fx2lafw / command.c

diff --git a/hardware/fx2lafw/command.c b/hardware/fx2lafw/command.c
index acf5a7f3a241547834782740049c1ffc6808803f..bb47d2d183676d6539df9aef4e417e5f453dcf5f 100644 (file)
--- a/hardware/fx2lafw/command.c
+++ b/hardware/fx2lafw/command.c
@@ -39,6 +39,23 @@ SR_PRIV int command_get_fw_version(libusb_device_handle *devhdl,
        return SR_OK;
 }
 
+SR_PRIV int command_get_revid_version(libusb_device_handle *devhdl,
+                                     uint8_t *revid)
+{
+       int ret;
+
+       ret = libusb_control_transfer(devhdl, LIBUSB_REQUEST_TYPE_VENDOR |
+               LIBUSB_ENDPOINT_IN, CMD_GET_REVID_VERSION, 0x0000, 0x0000,
+               revid, 1, 100);
+
+       if (ret < 0) {
+               sr_err("fx2lafw: Unable to get REVID: %d.", ret);
+               return SR_ERR;
+       }
+
+       return SR_OK;
+}
+
 SR_PRIV int command_start_acquisition(libusb_device_handle *devhdl,
                                      uint64_t samplerate)
 {