X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=hardware%2Fsaleae-logic%2Fsaleae-logic.c;h=379da2008a766ac3dede288cea525678bd5f6098;hb=02604ed6def368edd782bae3c43c7de86111691e;hp=953630da14befec620023f3438009d4bd5dc9d31;hpb=60679b18e6940d20ee36fa77ea7411b67cbb9c2a;p=libsigrok.git diff --git a/hardware/saleae-logic/saleae-logic.c b/hardware/saleae-logic/saleae-logic.c index 953630da..379da200 100644 --- a/hardware/saleae-logic/saleae-logic.c +++ b/hardware/saleae-logic/saleae-logic.c @@ -68,28 +68,28 @@ static GSList *device_instances = NULL; * upgrade -- this is like a global lock. No device will open until a proper * delay after the last device was upgraded. */ -GTimeVal firmware_updated = { 0, 0 }; +static GTimeVal firmware_updated = { 0, 0 }; static libusb_context *usb_context = NULL; static uint64_t supported_samplerates[] = { - KHZ(200), - KHZ(250), - KHZ(500), - MHZ(1), - MHZ(2), - MHZ(4), - MHZ(8), - MHZ(12), - MHZ(16), - MHZ(24), + SR_KHZ(200), + SR_KHZ(250), + SR_KHZ(500), + SR_MHZ(1), + SR_MHZ(2), + SR_MHZ(4), + SR_MHZ(8), + SR_MHZ(12), + SR_MHZ(16), + SR_MHZ(24), 0, }; static struct sr_samplerates samplerates = { - KHZ(200), - MHZ(24), - 0, + SR_KHZ(200), + SR_MHZ(24), + SR_HZ(0), supported_samplerates, }; @@ -101,7 +101,7 @@ static uint8_t trigger_mask[NUM_TRIGGER_STAGES] = { 0 }; static uint8_t trigger_value[NUM_TRIGGER_STAGES] = { 0 }; static uint8_t trigger_buffer[NUM_TRIGGER_STAGES] = { 0 }; -int trigger_stage = TRIGGER_FIRED; +static int trigger_stage = TRIGGER_FIRED; static int hw_set_configuration(int device_index, int capability, void *value); static void hw_stop_acquisition(int device_index, gpointer session_device_id); @@ -112,7 +112,7 @@ static void hw_stop_acquisition(int device_index, gpointer session_device_id); * @return 1 if the device's configuration profile match the Logic firmware's * configuration, 0 otherwise. */ -int check_conf_profile(libusb_device *dev) +static int check_conf_profile(libusb_device *dev) { struct libusb_device_descriptor des; struct libusb_config_descriptor *conf_dsc = NULL; @@ -166,7 +166,7 @@ int check_conf_profile(libusb_device *dev) return ret; } -struct sr_device_instance *sl_open_device(int device_index) +static struct sr_device_instance *sl_open_device(int device_index) { struct sr_device_instance *sdi; libusb_device **devlist; @@ -214,7 +214,7 @@ struct sr_device_instance *sl_open_device(int device_index) return sdi; } -int upload_firmware(libusb_device *dev) +static int upload_firmware(libusb_device *dev) { int ret; @@ -233,8 +233,8 @@ static void close_device(struct sr_device_instance *sdi) if (sdi->usb->devhdl == NULL) return; - g_message("saleae: closing device %d on %d.%d interface %d", sdi->index, - sdi->usb->bus, sdi->usb->address, USB_INTERFACE); + sr_info("saleae: closing device %d on %d.%d interface %d", sdi->index, + sdi->usb->bus, sdi->usb->address, USB_INTERFACE); libusb_release_interface(sdi->usb->devhdl, USB_INTERFACE); libusb_close(sdi->usb->devhdl); sdi->usb->devhdl = NULL; @@ -291,7 +291,7 @@ static int configure_probes(GSList *probes) * API callbacks */ -static int hw_init(char *deviceinfo) +static int hw_init(const char *deviceinfo) { struct sr_device_instance *sdi; struct libusb_device_descriptor des; @@ -302,7 +302,7 @@ static int hw_init(char *deviceinfo) deviceinfo = deviceinfo; if (libusb_init(&usb_context) != 0) { - g_warning("Failed to initialize USB."); + sr_warn("Failed to initialize USB."); return 0; } @@ -312,7 +312,7 @@ static int hw_init(char *deviceinfo) for (i = 0; devlist[i]; i++) { err = libusb_get_device_descriptor(devlist[i], &des); if (err != 0) { - g_warning("failed to get device descriptor: %d", err); + sr_warn("failed to get device descriptor: %d", err); continue; } @@ -332,8 +332,8 @@ static int hw_init(char *deviceinfo) * or uploading the firmware again. */ if (upload_firmware(devlist[i]) > 0) - g_warning("firmware upload failed for " - "device %d", devcnt); + sr_warn("firmware upload failed for device %d", + devcnt); sdi->usb = sr_usb_device_instance_new (libusb_get_bus_number(devlist[i]), 0, NULL); @@ -366,21 +366,21 @@ static int hw_opendev(int device_index) timediff = cur - upd; if (timediff < FIRMWARE_RENUM_DELAY) { timediff = FIRMWARE_RENUM_DELAY - timediff; - g_message("saleae: waiting %d ms for device to reset", - timediff); + sr_info("saleae: waiting %d ms for device to reset", + timediff); g_usleep(timediff * 1000); firmware_updated.tv_sec = 0; } } if (!(sdi = sl_open_device(device_index))) { - g_warning("unable to open device"); + sr_warn("unable to open device"); return SR_ERR; } err = libusb_claim_interface(sdi->usb->devhdl, USB_INTERFACE); if (err != 0) { - g_warning("Unable to claim interface: %d", err); + sr_warn("Unable to claim interface: %d", err); return SR_ERR; } @@ -482,14 +482,14 @@ static int set_configuration_samplerate(struct sr_device_instance *sdi, divider = (uint8_t) (48 / (samplerate / 1000000.0)) - 1; - g_message("saleae: setting samplerate to %" PRIu64 " Hz (divider %d)", - samplerate, divider); + sr_info("saleae: setting samplerate to %" PRIu64 " Hz (divider %d)", + samplerate, divider); buf[0] = 0x01; buf[1] = divider; ret = libusb_bulk_transfer(sdi->usb->devhdl, 1 | LIBUSB_ENDPOINT_OUT, buf, 2, &result, 500); if (ret != 0) { - g_warning("failed to set samplerate: %d", ret); + sr_warn("failed to set samplerate: %d", ret); return SR_ERR; } cur_samplerate = samplerate; @@ -560,8 +560,8 @@ void receive_transfer(struct libusb_transfer *transfer) return; } - g_message("saleae: receive_transfer(): status %d received %d bytes", - transfer->status, transfer->actual_length); + sr_info("saleae: receive_transfer(): status %d received %d bytes", + transfer->status, transfer->actual_length); /* Save incoming transfer before reusing the transfer struct. */ cur_buf = transfer->buffer; @@ -569,12 +569,17 @@ void receive_transfer(struct libusb_transfer *transfer) user_data = transfer->user_data; /* Fire off a new request. */ - new_buf = g_malloc(4096); + if (!(new_buf = g_try_malloc(4096))) { + sr_err("saleae: %s: new_buf malloc failed", __func__); + // return SR_ERR_MALLOC; + return; /* FIXME */ + } + transfer->buffer = new_buf; transfer->length = 4096; if (libusb_submit_transfer(transfer) != 0) { /* TODO: Stop session? */ - g_warning("eek"); + sr_warn("eek"); } if (cur_buflen == 0) { @@ -680,15 +685,23 @@ static int hw_start_acquisition(int device_index, gpointer session_device_id) if (!(sdi = sr_get_device_instance(device_instances, device_index))) return SR_ERR; - packet = g_malloc(sizeof(struct sr_datafeed_packet)); - header = g_malloc(sizeof(struct sr_datafeed_header)); - if (!packet || !header) - return SR_ERR; + if (!(packet = g_try_malloc(sizeof(struct sr_datafeed_packet)))) { + sr_err("saleae: %s: packet malloc failed", __func__); + return SR_ERR_MALLOC; + } + + if (!(header = g_try_malloc(sizeof(struct sr_datafeed_header)))) { + sr_err("saleae: %s: header malloc failed", __func__); + return SR_ERR_MALLOC; + } /* Start with 2K transfer, subsequently increased to 4K. */ size = 2048; for (i = 0; i < NUM_SIMUL_TRANSFERS; i++) { - buf = g_malloc(size); + if (!(buf = g_try_malloc(size))) { + sr_err("saleae: %s: buf malloc failed", __func__); + return SR_ERR_MALLOC; + } transfer = libusb_alloc_transfer(0); libusb_fill_bulk_transfer(transfer, sdi->usb->devhdl, 2 | LIBUSB_ENDPOINT_IN, buf, size, @@ -704,8 +717,8 @@ static int hw_start_acquisition(int device_index, gpointer session_device_id) lupfd = libusb_get_pollfds(usb_context); for (i = 0; lupfd[i]; i++) - source_add(lupfd[i]->fd, lupfd[i]->events, 40, receive_data, - NULL); + sr_source_add(lupfd[i]->fd, lupfd[i]->events, 40, receive_data, + NULL); free(lupfd); packet->type = SR_DF_HEADER; @@ -741,17 +754,17 @@ static void hw_stop_acquisition(int device_index, gpointer session_device_id) } struct sr_device_plugin saleae_logic_plugin_info = { - "saleae-logic", - "Saleae Logic", - 1, - hw_init, - hw_cleanup, - hw_opendev, - hw_closedev, - hw_get_device_info, - hw_get_status, - hw_get_capabilities, - hw_set_configuration, - hw_start_acquisition, - hw_stop_acquisition, + .name = "saleae-logic", + .longname = "Saleae Logic", + .api_version = 1, + .init = hw_init, + .cleanup = hw_cleanup, + .open = hw_opendev, + .close = hw_closedev, + .get_device_info = hw_get_device_info, + .get_status = hw_get_status, + .get_capabilities = hw_get_capabilities, + .set_configuration = hw_set_configuration, + .start_acquisition = hw_start_acquisition, + .stop_acquisition = hw_stop_acquisition, };