#ifndef LIBSIGROK_HARDWARE_KINGST_LA2016_PROTOCOL_H
#define LIBSIGROK_HARDWARE_KINGST_LA2016_PROTOCOL_H
-#include <stdint.h>
-#include <glib.h>
#include <libsigrok/libsigrok.h>
-#include "libsigrok-internal.h"
+#include <stdint.h>
-#define LOG_PREFIX "kingst-la2016"
+#define LOG_PREFIX "kingst-la2016"
#define LA2016_VID 0x77a1
#define LA2016_PID 0x01a2
#define USB_INTERFACE 0
#define USB_CONFIGURATION 1
-#define LA2016_BULK_MAX 8388608
-
/*
* On Windows sigrok uses WinUSB RAW_IO policy which requires the
* USB transfer buffer size to be a multiple of the endpoint max packet
- * size, which is 512 bytes in this case. Also, the maximum allowed size of
- * the transfer buffer is normally read from WinUSB_GetPipePolicy API but
- * libusb does not expose this function. Typically, max size is 2MB.
+ * size, which is 512 bytes in this case. Also, the maximum allowed size
+ * of the transfer buffer is normally read from WinUSB_GetPipePolicy API
+ * but libusb does not expose this function. Typically, max size is 2MB.
*/
-#define LA2016_EP6_PKTSZ 512 /* endpoint 6 max packet size */
-#define LA2016_USB_BUFSZ (256 * 2 * LA2016_EP6_PKTSZ) /* 256KB buffer */
+#define LA2016_EP6_PKTSZ 512 /* Max packet size of USB endpoint 6. */
+#define LA2016_USB_BUFSZ (256 * 2 * LA2016_EP6_PKTSZ) /* 256KiB buffer. */
#define MAX_RENUM_DELAY_MS 3000
-#define DEFAULT_TIMEOUT_MS 200
+#define DEFAULT_TIMEOUT_MS 200
-#define LA2016_THR_VOLTAGE_MIN 0.40
-#define LA2016_THR_VOLTAGE_MAX 4.00
+#define LA2016_THR_VOLTAGE_MIN 0.40
+#define LA2016_THR_VOLTAGE_MAX 4.00
-#define LA2016_NUM_SAMPLES_MIN 256
-#define LA2016_NUM_SAMPLES_MAX (10UL * 1000 * 1000 * 1000)
+#define LA2016_NUM_SAMPLES_MIN 256
+#define LA2016_NUM_SAMPLES_MAX (10UL * 1000 * 1000 * 1000)
typedef struct pwm_setting_dev {
uint32_t period;
uint32_t write_pos;
} capture_info_t;
-#define NUM_PACKETS_IN_CHUNK 5
-#define TRANSFER_PACKET_LENGTH 16
+#define NUM_PACKETS_IN_CHUNK 5
+#define TRANSFER_PACKET_LENGTH 16
typedef struct pwm_setting {
uint8_t enabled;
struct sr_context *ctx;
int64_t fw_updated;
+
+ /* User specified parameters. */
pwm_setting_t pwm_setting[2];
unsigned int threshold_voltage_idx;
float threshold_voltage;
uint32_t bitstream_size;
- /* derived stuff */
+ /* Values derived from user specs. */
uint64_t pre_trigger_size;
- /* state after sampling */
+ /* Internal acquisition and download state. */
int had_triggers_configured;
int have_trigger;
int transfer_finished;
SR_PRIV int la2016_upload_firmware(struct sr_context *sr_ctx, libusb_device *dev, uint16_t product_id);
SR_PRIV int la2016_setup_acquisition(const struct sr_dev_inst *sdi);
SR_PRIV int la2016_start_acquisition(const struct sr_dev_inst *sdi);
-SR_PRIV int la2016_stop_acquisition(const struct sr_dev_inst *sdi);
SR_PRIV int la2016_abort_acquisition(const struct sr_dev_inst *sdi);
-SR_PRIV int la2016_has_triggered(const struct sr_dev_inst *sdi);
-SR_PRIV int la2016_start_retrieval(const struct sr_dev_inst *sdi, libusb_transfer_cb_fn cb);
+SR_PRIV int la2016_receive_data(int fd, int revents, void *cb_data);
SR_PRIV int la2016_init_device(const struct sr_dev_inst *sdi);
SR_PRIV int la2016_deinit_device(const struct sr_dev_inst *sdi);