X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=hardware%2Fbrymen-bm86x%2Fapi.c;fp=hardware%2Fbrymen-bm86x%2Fapi.c;h=0000000000000000000000000000000000000000;hb=155b680da482cea2381becb73c51cfb838bff31e;hp=be21583b169b15199077e7ec975d92430ae33f2a;hpb=43cd4637285833706f8a404ca027bcf0ee75b9ae;p=libsigrok.git diff --git a/hardware/brymen-bm86x/api.c b/hardware/brymen-bm86x/api.c deleted file mode 100644 index be21583b..00000000 --- a/hardware/brymen-bm86x/api.c +++ /dev/null @@ -1,316 +0,0 @@ -/* - * This file is part of the libsigrok project. - * - * Copyright (C) 2014 Aurelien Jacobs - * - * 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 . - */ - -#include "protocol.h" - -#define BRYMEN_BC86X "0820.0001" - -static const int32_t hwopts[] = { - SR_CONF_CONN, -}; - -static const int32_t hwcaps[] = { - SR_CONF_MULTIMETER, - SR_CONF_LIMIT_SAMPLES, - SR_CONF_LIMIT_MSEC, - SR_CONF_CONTINUOUS, -}; - -SR_PRIV struct sr_dev_driver brymen_bm86x_driver_info; -static struct sr_dev_driver *di = &brymen_bm86x_driver_info; - -static int init(struct sr_context *sr_ctx) -{ - return std_init(sr_ctx, di, LOG_PREFIX); -} - -static GSList *scan(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; - struct sr_channel *ch; - const char *conn; - - drvc = di->priv; - drvc->instances = NULL; - - 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; - - if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, - "Brymen", "BM869", NULL))) { - sr_err("sr_dev_inst_new returned NULL."); - return NULL; - } - - if (!(devc = g_try_malloc0(sizeof(*devc)))) { - sr_err("Device context malloc failed."); - return NULL; - } - - sdi->priv = devc; - sdi->driver = di; - if (!(ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE, "P1"))) - return NULL; - sdi->channels = g_slist_append(sdi->channels, ch); - if (!(ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE, "P2"))) - return NULL; - sdi->channels = g_slist_append(sdi->channels, ch); - - sdi->inst_type = SR_INST_USB; - sdi->conn = usb; - - drvc->instances = g_slist_append(drvc->instances, sdi); - devices = g_slist_append(devices, sdi); - } - - return devices; -} - -static GSList *dev_list(void) -{ - return ((struct drv_context *)(di->priv))->instances; -} - -static int dev_open(struct sr_dev_inst *sdi) -{ - struct drv_context *drvc = di->priv; - 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)) == SR_OK) - sdi->status = SR_ST_ACTIVE; - - /* Detach kernel drivers which grabbed this device (if any). */ - 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; - sr_dbg("Successfully detached kernel driver."); - } else { - sr_dbg("No need to detach a kernel driver."); - } - - /* Claim interface 0. */ - if ((ret = libusb_claim_interface(usb->devhdl, 0)) < 0) { - sr_err("Failed to claim interface 0: %s.", - libusb_error_name(ret)); - return SR_ERR; - } - sr_dbg("Successfully claimed interface 0."); - - return ret; -} - -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 ((ret = libusb_release_interface(usb->devhdl, 0))) - sr_err("Failed to release interface 0: %s.\n", libusb_error_name(ret)); - else - sr_dbg("Successfully released interface 0.\n"); - - 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; - sr_dbg("Successfully attached kernel driver.\n"); - } - } - - libusb_close(usb->devhdl); - - sdi->status = SR_ST_INACTIVE; - - return ret; -} - -static int cleanup(void) -{ - return std_dev_clear(di, NULL); -} - -static int config_get(int key, GVariant **data, const struct sr_dev_inst *sdi, - const struct sr_channel_group *cg) -{ - struct dev_context *devc = sdi->priv; - - (void)cg; - - switch (key) { - case SR_CONF_LIMIT_SAMPLES: - *data = g_variant_new_uint64(devc->limit_samples); - break; - case SR_CONF_LIMIT_MSEC: - *data = g_variant_new_uint64(devc->limit_msec); - break; - default: - return SR_ERR_NA; - } - - return SR_OK; -} - -static int config_set(int key, GVariant *data, const struct sr_dev_inst *sdi, - const struct sr_channel_group *cg) -{ - struct dev_context *devc; - - (void)cg; - - if (sdi->status != SR_ST_ACTIVE) - return SR_ERR_DEV_CLOSED; - - if (!(devc = sdi->priv)) { - sr_err("sdi->priv was NULL."); - return SR_ERR_BUG; - } - - switch (key) { - case SR_CONF_LIMIT_SAMPLES: - devc->limit_samples = g_variant_get_uint64(data); - sr_dbg("Setting sample limit to %" PRIu64 ".", devc->limit_samples); - break; - case SR_CONF_LIMIT_MSEC: - devc->limit_msec = g_variant_get_uint64(data); - sr_dbg("Setting time limit to %" PRIu64 "ms.", devc->limit_msec); - break; - default: - return SR_ERR_NA; - } - - return SR_OK; -} - -static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi, - const struct sr_channel_group *cg) -{ - (void)sdi; - (void)cg; - - switch (key) { - case SR_CONF_SCAN_OPTIONS: - *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, - hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t)); - break; - case SR_CONF_DEVICE_OPTIONS: - *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, - hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t)); - break; - default: - return SR_ERR_NA; - } - - return SR_OK; -} - -static int dev_acquisition_start(const struct sr_dev_inst *sdi, - void *cb_data) -{ - struct dev_context *devc; - - (void)cb_data; - - if (sdi->status != SR_ST_ACTIVE) - return SR_ERR_DEV_CLOSED; - - devc = sdi->priv; - devc->start_time = g_get_monotonic_time(); - - /* Send header packet to the session bus. */ - std_session_send_df_header(sdi, LOG_PREFIX); - - sr_session_source_add(sdi->session, 0, 0, 10, - brymen_bm86x_receive_data, (void *)sdi); - - return SR_OK; -} - -static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) -{ - struct sr_datafeed_packet packet; - - (void)cb_data; - - if (sdi->status != SR_ST_ACTIVE) - return SR_ERR_DEV_CLOSED; - - /* Send end packet to the session bus. */ - packet.type = SR_DF_END; - sr_session_send(sdi, &packet); - - sr_session_source_remove(sdi->session, 0); - - return SR_OK; -} - -SR_PRIV struct sr_dev_driver brymen_bm86x_driver_info = { - .name = "brymen-bm86x", - .longname = "Brymen BM86X", - .api_version = 1, - .init = init, - .cleanup = cleanup, - .scan = scan, - .dev_list = dev_list, - .dev_clear = NULL, - .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, - .priv = NULL, -};