From: Peter Stuge Date: Tue, 4 Dec 2012 20:11:25 +0000 (+0100) Subject: hardware: Call libusb_error_name() in all USB-related error messages X-Git-Tag: dsupstream~475 X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=d4928d7102c6b2f9f7aa51a1b98669bf148fff80;p=libsigrok.git hardware: Call libusb_error_name() in all USB-related error messages --- diff --git a/hardware/common/ezusb.c b/hardware/common/ezusb.c index 6b49645b..947fe1f8 100644 --- a/hardware/common/ezusb.c +++ b/hardware/common/ezusb.c @@ -50,7 +50,8 @@ SR_PRIV int ezusb_reset(struct libusb_device_handle *hdl, int set_clear) ret = libusb_control_transfer(hdl, LIBUSB_REQUEST_TYPE_VENDOR, 0xa0, 0xe600, 0x0000, buf, 1, 100); if (ret < 0) - sr_err("Unable to send control request: %d", ret); + sr_err("Unable to send control request: %s", + libusb_error_name(ret)); return ret; } @@ -79,8 +80,8 @@ SR_PRIV int ezusb_install_firmware(libusb_device_handle *hdl, LIBUSB_ENDPOINT_OUT, 0xa0, offset, 0x0000, buf, chunksize, 100); if (ret < 0) { - sr_err("Unable to send firmware to device: %d", - ret); + sr_err("Unable to send firmware to device: %s", + libusb_error_name(ret)); result = SR_ERR; break; } @@ -103,7 +104,8 @@ SR_PRIV int ezusb_upload_firmware(libusb_device *dev, int configuration, libusb_get_bus_number(dev), libusb_get_device_address(dev)); if ((ret = libusb_open(dev, &hdl)) < 0) { - sr_err("failed to open device: %d", ret); + sr_err("ezusb: failed to open device: %s", + libusb_error_name(ret)); return SR_ERR; } @@ -111,14 +113,16 @@ SR_PRIV int ezusb_upload_firmware(libusb_device *dev, int configuration, #if !defined(_WIN32) && !defined(__APPLE__) if (libusb_kernel_driver_active(hdl, 0)) { if ((ret = libusb_detach_kernel_driver(hdl, 0)) < 0) { - sr_err("failed to detach kernel driver: %d", ret); + sr_err("failed to detach kernel driver: %s", + libusb_error_name(ret)); return SR_ERR; } } #endif if ((ret = libusb_set_configuration(hdl, configuration)) < 0) { - sr_err("Unable to set configuration: %d", ret); + sr_err("Unable to set configuration: %s", + libusb_error_name(ret)); return SR_ERR; } diff --git a/hardware/common/usb.c b/hardware/common/usb.c index 4c0c5b03..2e90b7cc 100644 --- a/hardware/common/usb.c +++ b/hardware/common/usb.c @@ -123,7 +123,8 @@ SR_PRIV GSList *sr_usb_find(libusb_context *usb_ctx, const char *conn) libusb_get_device_list(usb_ctx, &devlist); for (i = 0; devlist[i]; i++) { if ((ret = libusb_get_device_descriptor(devlist[i], &des))) { - sr_err("Failed to get device descriptor: %d.", ret); + sr_err("Failed to get device descriptor: %s.", + libusb_error_name(ret)); continue; } diff --git a/hardware/fx2lafw/command.c b/hardware/fx2lafw/command.c index a1c2109c..6c72c8d0 100644 --- a/hardware/fx2lafw/command.c +++ b/hardware/fx2lafw/command.c @@ -33,7 +33,8 @@ SR_PRIV int command_get_fw_version(libusb_device_handle *devhdl, (unsigned char *)vi, sizeof(struct version_info), 100); if (ret < 0) { - sr_err("fx2lafw: Unable to get version info: %d.", ret); + sr_err("fx2lafw: Unable to get version info: %s.", + libusb_error_name(ret)); return SR_ERR; } @@ -50,7 +51,8 @@ SR_PRIV int command_get_revid_version(libusb_device_handle *devhdl, revid, 1, 100); if (ret < 0) { - sr_err("fx2lafw: Unable to get REVID: %d.", ret); + sr_err("fx2lafw: Unable to get REVID: %s.", + libusb_error_name(ret)); return SR_ERR; } @@ -103,7 +105,8 @@ SR_PRIV int command_start_acquisition(libusb_device_handle *devhdl, LIBUSB_ENDPOINT_OUT, CMD_START, 0x0000, 0x0000, (unsigned char *)&cmd, sizeof(cmd), 100); if (ret < 0) { - sr_err("fx2lafw: Unable to send start command: %d.", ret); + sr_err("fx2lafw: Unable to send start command: %s.", + libusb_error_name(ret)); return SR_ERR; } diff --git a/hardware/fx2lafw/fx2lafw.c b/hardware/fx2lafw/fx2lafw.c index d3fd85f2..648b13f4 100644 --- a/hardware/fx2lafw/fx2lafw.c +++ b/hardware/fx2lafw/fx2lafw.c @@ -216,8 +216,8 @@ static int fx2lafw_dev_open(struct sr_dev_inst *sdi) for (i = 0; i < device_count; i++) { if ((ret = libusb_get_device_descriptor(devlist[i], &des))) { - sr_err("fx2lafw: Failed to get device descriptor: %d.", - ret); + sr_err("fx2lafw: Failed to get device descriptor: %s.", + libusb_error_name(ret)); continue; } @@ -250,7 +250,8 @@ static int fx2lafw_dev_open(struct sr_dev_inst *sdi) */ devc->usb->address = libusb_get_device_address(devlist[i]); } else { - sr_err("fx2lafw: Failed to open device: %d.", ret); + sr_err("fx2lafw: Failed to open device: %s.", + libusb_error_name(ret)); break; } @@ -442,7 +443,8 @@ static GSList *hw_scan(GSList *options) if ((ret = libusb_get_device_descriptor( devlist[i], &des)) != 0) { - sr_warn("fx2lafw: Failed to get device descriptor: %d.", ret); + sr_warn("fx2lafw: Failed to get device descriptor: %s.", + libusb_error_name(ret)); continue; } @@ -564,7 +566,8 @@ static int hw_dev_open(struct sr_dev_inst *sdi) break; default: - sr_err("fx2lafw: Unable to claim interface: %d.", ret); + sr_err("fx2lafw: Unable to claim interface: %s.", + libusb_error_name(ret)); break; } @@ -750,12 +753,15 @@ static void free_transfer(struct libusb_transfer *transfer) static void resubmit_transfer(struct libusb_transfer *transfer) { - if (libusb_submit_transfer(transfer) != 0) { - free_transfer(transfer); - /* TODO: Stop session? */ - /* TODO: Better error message. */ - sr_err("fx2lafw: %s: libusb_submit_transfer error.", __func__); - } + int ret = libusb_submit_transfer(transfer); + + if (LIBUSB_SUCCESS == ret) + return; + + free_transfer(transfer); + /* TODO: Stop session? */ + + sr_err("fx2lafw: %s: %s", __func__, libusb_error_name(ret)); } static void receive_transfer(struct libusb_transfer *transfer) @@ -984,7 +990,9 @@ static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi, libusb_fill_bulk_transfer(transfer, devc->usb->devhdl, 2 | LIBUSB_ENDPOINT_IN, buf, size, receive_transfer, devc, timeout); - if (libusb_submit_transfer(transfer) != 0) { + if ((ret = libusb_submit_transfer(transfer)) != 0) { + sr_err("fx2lafw: %s: libusb_submit_transfer: %s.", + __func__, libusb_error_name(ret)); libusb_free_transfer(transfer); g_free(buf); abort_acquisition(devc); diff --git a/hardware/hantek-dso/api.c b/hardware/hantek-dso/api.c index 8d9a8b08..01a08001 100644 --- a/hardware/hantek-dso/api.c +++ b/hardware/hantek-dso/api.c @@ -292,7 +292,8 @@ static GSList *hw_scan(GSList *options) libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist); for (i = 0; devlist[i]; i++) { if ((ret = libusb_get_device_descriptor(devlist[i], &des))) { - sr_err("Failed to get device descriptor: %d.", ret); + sr_err("Failed to get device descriptor: %s.", + libusb_error_name(ret)); continue; } @@ -390,7 +391,8 @@ static int hw_dev_open(struct sr_dev_inst *sdi) err = libusb_claim_interface(devc->usb->devhdl, USB_INTERFACE); if (err != 0) { - sr_err("Unable to claim interface: %d.", err); + sr_err("Unable to claim interface: %s.", + libusb_error_name(err)); return SR_ERR; } diff --git a/hardware/hantek-dso/dso.c b/hardware/hantek-dso/dso.c index 0167f963..853bab34 100644 --- a/hardware/hantek-dso/dso.c +++ b/hardware/hantek-dso/dso.c @@ -39,7 +39,8 @@ static int send_begin(struct dev_context *devc) if ((ret = libusb_control_transfer(devc->usb->devhdl, LIBUSB_REQUEST_TYPE_VENDOR, CTRL_BEGINCOMMAND, 0, 0, buffer, sizeof(buffer), 200)) != sizeof(buffer)) { - sr_err("Failed to send begincommand: %d.", ret); + sr_err("Failed to send begincommand: %s.", + libusb_error_name(ret)); return SR_ERR; } @@ -119,7 +120,8 @@ SR_PRIV int dso_open(struct sr_dev_inst *sdi) libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist); for (i = 0; devlist[i]; i++) { if ((err = libusb_get_device_descriptor(devlist[i], &des))) { - sr_err("Failed to get device descriptor: %d.", err); + sr_err("Failed to get device descriptor: %s.", + libusb_error_name(err)); continue; } @@ -161,7 +163,8 @@ SR_PRIV int dso_open(struct sr_dev_inst *sdi) devc->usb->address, USB_INTERFACE); } } else { - sr_err("Failed to open device: %d.", err); + sr_err("Failed to open device: %s.", + libusb_error_name(err)); } /* If we made it here, we handled the device (somehow). */ @@ -206,7 +209,8 @@ static int get_channel_offsets(struct dev_context *devc) (unsigned char *)&devc->channel_levels, sizeof(devc->channel_levels), 200); if (ret != sizeof(devc->channel_levels)) { - sr_err("Failed to get channel offsets: %d.", ret); + sr_err("Failed to get channel offsets: %s.", + libusb_error_name(ret)); return SR_ERR; } @@ -349,7 +353,8 @@ SR_PRIV int dso_set_trigger_samplerate(struct dev_context *devc) DSO_EP_OUT | LIBUSB_ENDPOINT_OUT, cmdstring, sizeof(cmdstring), &tmp, 100)) != 0) { - sr_err("Failed to set trigger/samplerate: %d.", ret); + sr_err("Failed to set trigger/samplerate: %s.", + libusb_error_name(ret)); return SR_ERR; } sr_dbg("Sent CMD_SET_TRIGGER_SAMPLERATE."); @@ -388,7 +393,8 @@ SR_PRIV int dso_set_filters(struct dev_context *devc) DSO_EP_OUT | LIBUSB_ENDPOINT_OUT, cmdstring, sizeof(cmdstring), &tmp, 100)) != 0) { - sr_err("Failed to set filters: %d", ret); + sr_err("Failed to set filters: %s", + libusb_error_name(ret)); return SR_ERR; } sr_dbg("Sent CMD_SET_FILTERS."); @@ -455,7 +461,8 @@ SR_PRIV int dso_set_voltage(struct dev_context *devc) DSO_EP_OUT | LIBUSB_ENDPOINT_OUT, cmdstring, sizeof(cmdstring), &tmp, 100)) != 0) { - sr_err("Failed to set voltage: %d.", ret); + sr_err("Failed to set voltage: %s.", + libusb_error_name(ret)); return SR_ERR; } sr_dbg("Sent CMD_SET_VOLTAGE."); @@ -507,7 +514,8 @@ SR_PRIV int dso_set_relays(struct dev_context *devc) if ((ret = libusb_control_transfer(devc->usb->devhdl, LIBUSB_REQUEST_TYPE_VENDOR, CTRL_SETRELAYS, 0, 0, relays, 17, 100)) != sizeof(relays)) { - sr_err("Failed to set relays: %d.", ret); + sr_err("Failed to set relays: %s.", + libusb_error_name(ret)); return SR_ERR; } sr_dbg("Sent CTRL_SETRELAYS."); @@ -550,7 +558,8 @@ SR_PRIV int dso_set_voffsets(struct dev_context *devc) if ((ret = libusb_control_transfer(devc->usb->devhdl, LIBUSB_REQUEST_TYPE_VENDOR, CTRL_SETOFFSET, 0, 0, offsets, sizeof(offsets), 100)) != sizeof(offsets)) { - sr_err("Failed to set offsets: %d.", ret); + sr_err("Failed to set offsets: %s.", + libusb_error_name(ret)); return SR_ERR; } sr_dbg("Sent CTRL_SETOFFSET."); @@ -576,7 +585,8 @@ SR_PRIV int dso_enable_trigger(struct dev_context *devc) DSO_EP_OUT | LIBUSB_ENDPOINT_OUT, cmdstring, sizeof(cmdstring), &tmp, 100)) != 0) { - sr_err("Failed to enable trigger: %d.", ret); + sr_err("Failed to enable trigger: %s.", + libusb_error_name(ret)); return SR_ERR; } @@ -601,7 +611,8 @@ SR_PRIV int dso_force_trigger(struct dev_context *devc) DSO_EP_OUT | LIBUSB_ENDPOINT_OUT, cmdstring, sizeof(cmdstring), &tmp, 100)) != 0) { - sr_err("Failed to force trigger: %d.", ret); + sr_err("Failed to force trigger: %s.", + libusb_error_name(ret)); return SR_ERR; } @@ -651,14 +662,16 @@ SR_PRIV int dso_get_capturestate(struct dev_context *devc, cmdstring[1] = 0; if ((ret = send_bulkcmd(devc, cmdstring, sizeof(cmdstring))) != SR_OK) { - sr_dbg("Failed to send get_capturestate command: %d.", ret); + sr_dbg("Failed to send get_capturestate command: %s.", + libusb_error_name(ret)); return SR_ERR; } if ((ret = libusb_bulk_transfer(devc->usb->devhdl, DSO_EP_IN | LIBUSB_ENDPOINT_IN, inbuf, 512, &tmp, 100)) != 0) { - sr_dbg("Failed to get capturestate: %d.", ret); + sr_dbg("Failed to get capturestate: %s.", + libusb_error_name(ret)); return SR_ERR; } *capturestate = inbuf[0]; @@ -692,7 +705,8 @@ SR_PRIV int dso_capture_start(struct dev_context *devc) cmdstring[1] = 0; if ((ret = send_bulkcmd(devc, cmdstring, sizeof(cmdstring))) != SR_OK) { - sr_err("Failed to send capture_start command: %d.", ret); + sr_err("Failed to send capture_start command: %s.", + libusb_error_name(ret)); return SR_ERR; } @@ -712,7 +726,8 @@ SR_PRIV int dso_get_channeldata(struct dev_context *devc, libusb_transfer_cb_fn cmdstring[1] = 0; if ((ret = send_bulkcmd(devc, cmdstring, sizeof(cmdstring))) != SR_OK) { - sr_err("Failed to get channel data: %d.", ret); + sr_err("Failed to get channel data: %s.", + libusb_error_name(ret)); return SR_ERR; } @@ -730,7 +745,8 @@ SR_PRIV int dso_get_channeldata(struct dev_context *devc, libusb_transfer_cb_fn DSO_EP_IN | LIBUSB_ENDPOINT_IN, buf, devc->epin_maxpacketsize, cb, devc, 40); if ((ret = libusb_submit_transfer(transfer)) != 0) { - sr_err("Failed to submit transfer: %d.", ret); + sr_err("Failed to submit transfer: %s.", + libusb_error_name(ret)); /* TODO: Free them all. */ libusb_free_transfer(transfer); g_free(buf); diff --git a/hardware/uni-t-dmm/protocol.c b/hardware/uni-t-dmm/protocol.c index 96d26a65..a4b69403 100644 --- a/hardware/uni-t-dmm/protocol.c +++ b/hardware/uni-t-dmm/protocol.c @@ -106,7 +106,8 @@ static int hid_chip_init(struct dev_context *devc, uint16_t baudrate) if (libusb_kernel_driver_active(devc->usb->devhdl, 0) == 1) { ret = libusb_detach_kernel_driver(devc->usb->devhdl, 0); if (ret < 0) { - sr_err("Failed to detach kernel driver: %d.", ret); + sr_err("Failed to detach kernel driver: %s.", + libusb_error_name(ret)); return SR_ERR; } sr_dbg("Successfully detached kernel driver."); @@ -116,7 +117,8 @@ static int hid_chip_init(struct dev_context *devc, uint16_t baudrate) /* Claim interface 0. */ if ((ret = libusb_claim_interface(devc->usb->devhdl, 0)) < 0) { - sr_err("Failed to claim interface 0: %d.", ret); + sr_err("Failed to claim interface 0: %s.", + libusb_error_name(ret)); return SR_ERR; } sr_dbg("Successfully claimed interface 0."); @@ -145,7 +147,7 @@ static int hid_chip_init(struct dev_context *devc, uint16_t baudrate) 1000 /* timeout (ms) */); if (ret < 0) { - sr_err("HID feature report error: %d.", ret); + sr_err("HID feature report error: %s.", libusb_error_name(ret)); return SR_ERR; } @@ -216,7 +218,7 @@ static int uni_t_dmm_receive_data(int fd, int revents, int dmm, void *cb_data) 1000 /* timeout (ms) */); if (ret < 0) { - sr_err("USB receive error: %d.", ret); + sr_err("USB receive error: %s.", libusb_error_name(ret)); return FALSE; } diff --git a/hardware/victor-dmm/api.c b/hardware/victor-dmm/api.c index a389b079..46e8c1d5 100644 --- a/hardware/victor-dmm/api.c +++ b/hardware/victor-dmm/api.c @@ -194,8 +194,9 @@ static int hw_dev_open(struct sr_dev_inst *sdi) /* The device reports as HID class, so the kernel would have * claimed it. */ if (libusb_kernel_driver_active(devc->usb->devhdl, 0) == 1) { - if (libusb_detach_kernel_driver(devc->usb->devhdl, 0) < 0) { - sr_err("Failed to detach kernel driver."); + if ((ret = libusb_detach_kernel_driver(devc->usb->devhdl, 0)) < 0) { + sr_err("Failed to detach kernel driver: %s.", + libusb_error_name(ret)); return SR_ERR; } } diff --git a/hardware/zeroplus-logic-cube/gl_usb.c b/hardware/zeroplus-logic-cube/gl_usb.c index 6b894da9..cd7d97a8 100644 --- a/hardware/zeroplus-logic-cube/gl_usb.c +++ b/hardware/zeroplus-logic-cube/gl_usb.c @@ -58,8 +58,7 @@ static int gl_write_address(libusb_device_handle *devh, unsigned int address) ret = libusb_control_transfer(devh, CTRL_OUT, 0xc, REQ_WRITEADDR, 0, packet, 1, TIMEOUT); if (ret != 1) - sr_err("zp: %s: libusb_control_transfer returned %d.", - __func__, ret); + sr_err("zp: %s: %s.", __func__, libusb_error_name(ret)); return ret; } @@ -71,8 +70,7 @@ static int gl_write_data(libusb_device_handle *devh, unsigned int val) ret = libusb_control_transfer(devh, CTRL_OUT, 0xc, REQ_WRITEDATA, 0, packet, 1, TIMEOUT); if (ret != 1) - sr_err("zp: %s: libusb_control_transfer returned %d.", - __func__, ret); + sr_err("zp: %s: %s.", __func__, libusb_error_name(ret)); return ret; } @@ -84,8 +82,8 @@ static int gl_read_data(libusb_device_handle *devh) ret = libusb_control_transfer(devh, CTRL_IN, 0xc, REQ_READDATA, 0, packet, 1, TIMEOUT); if (ret != 1) - sr_err("zp: %s: libusb_control_transfer returned %d, " - "val=%hhx.", __func__, ret, packet[0]); + sr_err("zp: %s: %s, val=%hhx.", __func__, + libusb_error_name(ret), packet[0]); return (ret == 1) ? packet[0] : ret; } @@ -100,13 +98,14 @@ SR_PRIV int gl_read_bulk(libusb_device_handle *devh, void *buffer, ret = libusb_control_transfer(devh, CTRL_OUT, 0x4, REQ_READBULK, 0, packet, 8, TIMEOUT); if (ret != 8) - sr_err("zp: %s: libusb_control_transfer returned %d.", - __func__, ret); + sr_err("zp: %s: libusb_control_transfer: %s.", __func__, + libusb_error_name(ret)); ret = libusb_bulk_transfer(devh, EP1_BULK_IN, buffer, size, &transferred, TIMEOUT); if (ret < 0) - sr_err("zp: Bulk read error %d.", ret); + sr_err("zp: %s: libusb_bulk_transfer: %s.", __func__, + libusb_error_name(ret)); return transferred; } diff --git a/hardware/zeroplus-logic-cube/zeroplus.c b/hardware/zeroplus-logic-cube/zeroplus.c index 70d90fe6..56b02022 100644 --- a/hardware/zeroplus-logic-cube/zeroplus.c +++ b/hardware/zeroplus-logic-cube/zeroplus.c @@ -341,7 +341,8 @@ static GSList *hw_scan(GSList *options) for (i = 0; devlist[i]; i++) { ret = libusb_get_device_descriptor(devlist[i], &des); if (ret != 0) { - sr_err("zp: failed to get device descriptor: %d", ret); + sr_err("zp: failed to get device descriptor: %s", + libusb_error_name(ret)); continue; } @@ -436,8 +437,8 @@ static int hw_dev_open(struct sr_dev_inst *sdi) dev = NULL; for (i = 0; i < device_count; i++) { if ((ret = libusb_get_device_descriptor(devlist[i], &des))) { - sr_err("fx2lafw: Failed to get device descriptor: %d.", - ret); + sr_err("zp: Failed to get device descriptor: %s.", + libusb_error_name(ret)); continue; } if (libusb_get_bus_number(devlist[i]) == devc->usb->bus @@ -458,20 +459,21 @@ static int hw_dev_open(struct sr_dev_inst *sdi) sdi->index, devc->usb->bus, devc->usb->address, USB_INTERFACE); } else { - sr_err("zp: failed to open device: %d", ret); + sr_err("zp: failed to open device: %s", libusb_error_name(ret)); return SR_ERR; } ret = libusb_set_configuration(devc->usb->devhdl, USB_CONFIGURATION); if (ret < 0) { - sr_err("zp: Unable to set USB configuration %d: %d", - USB_CONFIGURATION, ret); + sr_err("zp: Unable to set USB configuration %d: %s", + USB_CONFIGURATION, libusb_error_name(ret)); return SR_ERR; } ret = libusb_claim_interface(devc->usb->devhdl, USB_INTERFACE); if (ret != 0) { - sr_err("zp: Unable to claim interface: %d", ret); + sr_err("zp: Unable to claim interface: %s", + libusb_error_name(ret)); return SR_ERR; }