+++ /dev/null
-/*
- * This file is part of the libsigrok project.
- *
- * Copyright (C) 2014 Aurelien Jacobs <aurel@gnuage.org>
- *
- * 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 <config.h>
-#include "protocol.h"
-
-#define BRYMEN_BC86X "0820.0001"
-
-static const uint32_t scanopts[] = {
- SR_CONF_CONN,
-};
-
-static const uint32_t drvopts[] = {
- SR_CONF_MULTIMETER,
-};
-
-static const uint32_t devopts[] = {
- SR_CONF_CONTINUOUS,
- SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
- SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET,
-};
-
-static GSList *scan(struct sr_dev_driver *di, GSList *options)
-{
- GSList *usb_devices, *devices, *l;
- struct drv_context *drvc;
- struct dev_context *devc;
- struct sr_dev_inst *sdi;
- struct sr_usb_dev_inst *usb;
- struct sr_config *src;
- const char *conn;
-
- drvc = di->context;
-
- conn = BRYMEN_BC86X;
- for (l = options; l; l = l->next) {
- src = l->data;
- switch (src->key) {
- case SR_CONF_CONN:
- conn = g_variant_get_string(src->data, NULL);
- break;
- }
- }
-
- devices = NULL;
- if (!(usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn))) {
- g_slist_free_full(usb_devices, g_free);
- return NULL;
- }
-
- for (l = usb_devices; l; l = l->next) {
- usb = l->data;
-
- sdi = g_malloc0(sizeof(struct sr_dev_inst));
- sdi->status = SR_ST_INACTIVE;
- sdi->vendor = g_strdup("Brymen");
- sdi->model = g_strdup("BM869");
- devc = g_malloc0(sizeof(struct dev_context));
- sdi->priv = devc;
- sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P1");
- sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P2");
-
- sdi->inst_type = SR_INST_USB;
- sdi->conn = usb;
-
- sr_sw_limits_init(&devc->sw_limits);
-
- devices = g_slist_append(devices, sdi);
- }
-
- return std_scan_complete(di, devices);
-}
-
-static int dev_open(struct sr_dev_inst *sdi)
-{
- struct sr_dev_driver *di = sdi->driver;
- struct drv_context *drvc = di->context;
- struct sr_usb_dev_inst *usb;
- struct dev_context *devc;
- int ret;
-
- usb = sdi->conn;
- devc = sdi->priv;
-
- if ((ret = sr_usb_open(drvc->sr_ctx->libusb_ctx, usb)) < 0)
- return SR_ERR;
-
- if (libusb_kernel_driver_active(usb->devhdl, 0) == 1) {
- ret = libusb_detach_kernel_driver(usb->devhdl, 0);
- if (ret < 0) {
- sr_err("Failed to detach kernel driver: %s.",
- libusb_error_name(ret));
- return SR_ERR;
- }
- devc->detached_kernel_driver = 1;
- }
-
- if ((ret = libusb_claim_interface(usb->devhdl, 0)) < 0) {
- sr_err("Failed to claim interface 0: %s.",
- libusb_error_name(ret));
- return SR_ERR;
- }
-
- return SR_OK;
-}
-
-static int dev_close(struct sr_dev_inst *sdi)
-{
- struct sr_usb_dev_inst *usb;
- struct dev_context *devc;
- int ret;
-
- usb = sdi->conn;
- devc = sdi->priv;
-
- if (!usb->devhdl)
- return SR_OK;
-
- if ((ret = libusb_release_interface(usb->devhdl, 0)))
- sr_err("Failed to release interface 0: %s.\n", libusb_error_name(ret));
-
- if (!ret && devc->detached_kernel_driver) {
- if ((ret = libusb_attach_kernel_driver(usb->devhdl, 0)))
- sr_err("Failed to attach kernel driver: %s.\n",
- libusb_error_name(ret));
- else
- devc->detached_kernel_driver = 0;
- }
-
- libusb_close(usb->devhdl);
-
- return (ret == 0) ? SR_OK : SR_ERR;
-}
-
-static int config_get(uint32_t key, GVariant **data,
- const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
-{
- struct dev_context *devc = sdi->priv;
-
- (void)cg;
-
- return sr_sw_limits_config_get(&devc->sw_limits, key, data);
-}
-
-static int config_set(uint32_t key, GVariant *data,
- const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
-{
- struct dev_context *devc;
-
- (void)cg;
-
- devc = sdi->priv;
-
- return sr_sw_limits_config_set(&devc->sw_limits, key, data);
-}
-
-static int config_list(uint32_t key, GVariant **data,
- const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
-{
- return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
-}
-
-static int dev_acquisition_start(const struct sr_dev_inst *sdi)
-{
- struct dev_context *devc;
-
- devc = sdi->priv;
-
- sr_sw_limits_acquisition_start(&devc->sw_limits);
-
- std_session_send_df_header(sdi);
-
- sr_session_source_add(sdi->session, -1, 0, 10,
- brymen_bm86x_receive_data, (void *)sdi);
-
- return SR_OK;
-}
-
-static int dev_acquisition_stop(struct sr_dev_inst *sdi)
-{
- std_session_send_df_end(sdi);
-
- sr_session_source_remove(sdi->session, -1);
-
- return SR_OK;
-}
-
-static struct sr_dev_driver brymen_bm86x_driver_info = {
- .name = "brymen-bm86x",
- .longname = "Brymen BM86X",
- .api_version = 1,
- .init = std_init,
- .cleanup = std_cleanup,
- .scan = scan,
- .dev_list = std_dev_list,
- .dev_clear = std_dev_clear,
- .config_get = config_get,
- .config_set = config_set,
- .config_list = config_list,
- .dev_open = dev_open,
- .dev_close = dev_close,
- .dev_acquisition_start = dev_acquisition_start,
- .dev_acquisition_stop = dev_acquisition_stop,
- .context = NULL,
-};
-SR_REGISTER_DEV_DRIVER(brymen_bm86x_driver_info);
projects / libsigrok.git / blobdiff