fx2lafw: Organize driver into api.c / protocol.[ch].

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

diff --git a/hardware/fx2lafw/command.c b/hardware/fx2lafw/command.c
deleted file mode 100644 (file)
index e68b4f0..0000000
--- a/hardware/fx2lafw/command.c
+++ /dev/null
@@ -1,112 +0,0 @@
-/*
- * This file is part of the libsigrok project.
- *
- * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <libusb.h>
-#include "libsigrok.h"
-#include "libsigrok-internal.h"
-#include "fx2lafw.h"
-#include "command.h"
-
-SR_PRIV int command_get_fw_version(libusb_device_handle *devhdl,
-                                  struct version_info *vi)
-{
-       int ret;
-
-       ret = libusb_control_transfer(devhdl, LIBUSB_REQUEST_TYPE_VENDOR |
-               LIBUSB_ENDPOINT_IN, CMD_GET_FW_VERSION, 0x0000, 0x0000,
-               (unsigned char *)vi, sizeof(struct version_info), 100);
-
-       if (ret < 0) {
-               sr_err("Unable to get version info: %s.",
-                      libusb_error_name(ret));
-               return SR_ERR;
-       }
-
-       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("Unable to get REVID: %s.", libusb_error_name(ret));
-               return SR_ERR;
-       }
-
-       return SR_OK;
-}
-
-SR_PRIV int command_start_acquisition(libusb_device_handle *devhdl,
-                                     uint64_t samplerate, gboolean samplewide)
-{
-       struct cmd_start_acquisition cmd;
-       int delay = 0, ret;
-
-       /* Compute the sample rate. */
-       if (samplewide && samplerate > MAX_16BIT_SAMPLE_RATE) {
-               sr_err("Unable to sample at %" PRIu64 "Hz "
-                      "when collecting 16-bit samples.", samplerate);
-               return SR_ERR;
-       }
-
-       if ((SR_MHZ(48) % samplerate) == 0) {
-               cmd.flags = CMD_START_FLAGS_CLK_48MHZ;
-               delay = SR_MHZ(48) / samplerate - 1;
-               if (delay > MAX_SAMPLE_DELAY)
-                       delay = 0;
-       }
-
-       if (delay == 0 && (SR_MHZ(30) % samplerate) == 0) {
-               cmd.flags = CMD_START_FLAGS_CLK_30MHZ;
-               delay = SR_MHZ(30) / samplerate - 1;
-       }
-
-       sr_info("GPIF delay = %d, clocksource = %sMHz.", delay,
-               (cmd.flags & CMD_START_FLAGS_CLK_48MHZ) ? "48" : "30");
-
-       if (delay <= 0 || delay > MAX_SAMPLE_DELAY) {
-               sr_err("Unable to sample at %" PRIu64 "Hz.", samplerate);
-               return SR_ERR;
-       }
-
-       cmd.sample_delay_h = (delay >> 8) & 0xff;
-       cmd.sample_delay_l = delay & 0xff;
-
-       /* Select the sampling width. */
-       cmd.flags |= samplewide ? CMD_START_FLAGS_SAMPLE_16BIT :
-               CMD_START_FLAGS_SAMPLE_8BIT;
-
-       /* Send the control message. */
-       ret = libusb_control_transfer(devhdl, LIBUSB_REQUEST_TYPE_VENDOR |
-                       LIBUSB_ENDPOINT_OUT, CMD_START, 0x0000, 0x0000,
-                       (unsigned char *)&cmd, sizeof(cmd), 100);
-       if (ret < 0) {
-               sr_err("Unable to send start command: %s.",
-                      libusb_error_name(ret));
-               return SR_ERR;
-       }
-
-       return SR_OK;
-}