From: Uwe Hermann Date: Wed, 24 Apr 2013 17:14:52 +0000 (+0200) Subject: tondaj-sl-814: Use sr_dev_inst to store connection handle. X-Git-Tag: dsupstream~33 X-Git-Url: https://sigrok.org/gitweb/?a=commitdiff_plain;ds=sidebyside;h=a5e44c3247ae64ab1a65e7c6ebe6d66c6ab0a0a1;p=libsigrok.git tondaj-sl-814: Use sr_dev_inst to store connection handle. --- diff --git a/hardware/tondaj-sl-814/api.c b/hardware/tondaj-sl-814/api.c index bfe4c401..444b372b 100644 --- a/hardware/tondaj-sl-814/api.c +++ b/hardware/tondaj-sl-814/api.c @@ -46,6 +46,7 @@ static int clear_instances(void) struct sr_dev_inst *sdi; struct drv_context *drvc; struct dev_context *devc; + struct sr_serial_dev_inst *serial; GSList *l; if (!(drvc = di->priv)) @@ -56,7 +57,8 @@ static int clear_instances(void) continue; if (!(devc = sdi->priv)) continue; - sr_serial_dev_inst_free(devc->serial); + serial = sdi->conn; + sr_serial_dev_inst_free(serial); sr_dev_inst_free(sdi); } @@ -80,6 +82,7 @@ static GSList *hw_scan(GSList *options) struct sr_probe *probe; GSList *devices, *l; const char *conn, *serialcomm; + struct sr_serial_dev_inst *serial; drvc = di->priv; drvc->instances = NULL; @@ -120,12 +123,15 @@ static GSList *hw_scan(GSList *options) return NULL; } - if (!(devc->serial = sr_serial_dev_inst_new(conn, serialcomm))) + if (!(serial = sr_serial_dev_inst_new(conn, serialcomm))) return NULL; - if (serial_open(devc->serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK) + if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK) return NULL; + sdi->inst_type = SR_INST_SERIAL; + sdi->conn = serial; + sdi->priv = devc; sdi->driver = di; probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1"); @@ -147,11 +153,10 @@ static GSList *hw_dev_list(void) static int hw_dev_open(struct sr_dev_inst *sdi) { - struct dev_context *devc; - - devc = sdi->priv; + struct sr_serial_dev_inst *serial; - if (serial_open(devc->serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK) + serial = sdi->conn; + if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK) return SR_ERR; sdi->status = SR_ST_ACTIVE; @@ -161,12 +166,11 @@ static int hw_dev_open(struct sr_dev_inst *sdi) static int hw_dev_close(struct sr_dev_inst *sdi) { - struct dev_context *devc; - - devc = sdi->priv; + struct sr_serial_dev_inst *serial; - if (devc->serial && devc->serial->fd != -1) { - serial_close(devc->serial); + serial = sdi->conn; + if (serial && serial->fd != -1) { + serial_close(serial); sdi->status = SR_ST_INACTIVE; } @@ -227,6 +231,7 @@ static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) { struct dev_context *devc; + struct sr_serial_dev_inst *serial; if (sdi->status != SR_ST_ACTIVE) return SR_ERR_DEV_CLOSED; @@ -238,7 +243,8 @@ static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi, std_session_send_df_header(cb_data, DRIVER_LOG_DOMAIN); /* Poll every 500ms, or whenever some data comes in. */ - sr_source_add(devc->serial->fd, G_IO_IN, 500, + serial = sdi->conn; + sr_source_add(serial->fd, G_IO_IN, 500, tondaj_sl_814_receive_data, (void *)sdi); return SR_OK; @@ -247,7 +253,7 @@ static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi, static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) { return std_hw_dev_acquisition_stop_serial(sdi, cb_data, hw_dev_close, - ((struct dev_context *)(sdi->priv))->serial, DRIVER_LOG_DOMAIN); + sdi->conn, DRIVER_LOG_DOMAIN); } SR_PRIV struct sr_dev_driver tondaj_sl_814_driver_info = { diff --git a/hardware/tondaj-sl-814/protocol.c b/hardware/tondaj-sl-814/protocol.c index b97219ac..b390598f 100644 --- a/hardware/tondaj-sl-814/protocol.c +++ b/hardware/tondaj-sl-814/protocol.c @@ -112,6 +112,7 @@ int tondaj_sl_814_receive_data(int fd, int revents, void *cb_data) { struct sr_dev_inst *sdi; struct dev_context *devc; + struct sr_serial_dev_inst *serial; uint8_t buf[3]; int ret; @@ -119,6 +120,7 @@ int tondaj_sl_814_receive_data(int fd, int revents, void *cb_data) (void)revents; sdi = cb_data; + serial = sdi->conn; devc = sdi->priv; /* TODO: Parts of this code need to be improved later. */ @@ -131,14 +133,14 @@ int tondaj_sl_814_receive_data(int fd, int revents, void *cb_data) buf[2] = 0x0d; sr_spew("Sending init command: %02x %02x %02x.", buf[0], buf[1], buf[2]); - if ((ret = serial_write(devc->serial, buf, 3)) < 0) { + if ((ret = serial_write(serial, buf, 3)) < 0) { sr_err("Error sending init command: %d.", ret); return FALSE; } devc->state = GET_INIT_REPLY; } else if (devc->state == GET_INIT_REPLY) { /* If we just sent the "init" command, get its reply. */ - if ((ret = serial_read(devc->serial, buf, 2)) < 0) { + if ((ret = serial_read(serial, buf, 2)) < 0) { sr_err("Error reading init reply: %d.", ret); return FALSE; } @@ -157,7 +159,7 @@ int tondaj_sl_814_receive_data(int fd, int revents, void *cb_data) buf[2] = 0x0d; sr_spew("Sending data request command: %02x %02x %02x.", buf[0], buf[1], buf[2]); - if ((ret = serial_write(devc->serial, buf, 3)) < 0) { + if ((ret = serial_write(serial, buf, 3)) < 0) { sr_err("Error sending request command: %d.", ret); return FALSE; } @@ -165,7 +167,7 @@ int tondaj_sl_814_receive_data(int fd, int revents, void *cb_data) devc->state = GET_PACKET; } else if (devc->state == GET_PACKET) { /* Read a packet from the device. */ - ret = serial_read(devc->serial, devc->buf + devc->buflen, + ret = serial_read(serial, devc->buf + devc->buflen, 4 - devc->buflen); if (ret < 0) { sr_err("Error reading packet: %d.", ret); diff --git a/hardware/tondaj-sl-814/protocol.h b/hardware/tondaj-sl-814/protocol.h index fad7f501..ca50b2e8 100644 --- a/hardware/tondaj-sl-814/protocol.h +++ b/hardware/tondaj-sl-814/protocol.h @@ -48,8 +48,6 @@ struct dev_context { /** The current number of already received samples. */ uint64_t num_samples; - struct sr_serial_dev_inst *serial; - int state; uint8_t buf[4];