Put driver pointers into special section

[libsigrok.git] / src / hardware / pipistrello-ols / api.c

diff --git a/src/hardware/pipistrello-ols/api.c b/src/hardware/pipistrello-ols/api.c
index 31fd9ac2568379fc1efbc67d09b509c621b030a2..eb81c781b5388116da19ab23207873a994871f5a 100644 (file)
--- a/src/hardware/pipistrello-ols/api.c
+++ b/src/hardware/pipistrello-ols/api.c
@@ -17,6 +17,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include <config.h>
 #include "protocol.h"
 
 static const uint32_t devopts[] = {
@@ -65,7 +66,6 @@ SR_PRIV const char *p_ols_channel_names[] = {
        "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12",
        "13", "14", "15", "16", "17", "18", "19", "20", "21", "22", "23",
        "24", "25", "26", "27", "28", "29", "30", "31",
-       NULL,
 };
 
 /* Default supported samplerates, can be overridden by device metadata. */
@@ -75,13 +75,6 @@ static const uint64_t samplerates[] = {
        SR_HZ(1),
 };
 
-SR_PRIV struct sr_dev_driver p_ols_driver_info;
-
-static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx)
-{
-       return std_init(sr_ctx, di, LOG_PREFIX);
-}
-
 static GSList *scan(struct sr_dev_driver *di, GSList *options)
 {
        struct sr_dev_inst *sdi;
@@ -94,7 +87,7 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 
        (void)options;
 
-       drvc = di->priv;
+       drvc = di->context;
 
        devices = NULL;
 
@@ -111,10 +104,7 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
        devc->flag_reg = 0;
 
        /* Allocate memory for the incoming ftdi data. */
-       if (!(devc->ftdi_buf = g_try_malloc0(FTDI_BUF_SIZE))) {
-               sr_err("ftdi_buf malloc failed.");
-               goto err_free_devc;
-       }
+       devc->ftdi_buf = g_malloc0(FTDI_BUF_SIZE);
 
        /* Allocate memory for the FTDI context (ftdic) and initialize it. */
        if (!(devc->ftdic = ftdi_new())) {
@@ -198,17 +188,11 @@ err_free_ftdic:
        ftdi_free(devc->ftdic); /* NOT free() or g_free()! */
 err_free_ftdi_buf:
        g_free(devc->ftdi_buf);
-err_free_devc:
        g_free(devc);
 
        return NULL;
 }
 
-static GSList *dev_list(const struct sr_dev_driver *di)
-{
-       return ((struct drv_context *)(di->priv))->instances;
-}
-
 static void clear_helper(void *priv)
 {
        struct dev_context *devc;
@@ -224,11 +208,6 @@ static int dev_clear(const struct sr_dev_driver *di)
        return std_dev_clear(di, clear_helper);
 }
 
-static int cleanup(const struct sr_dev_driver *di)
-{
-       return dev_clear(di);
-}
-
 static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
                const struct sr_channel_group *cg)
 {
@@ -303,10 +282,9 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
                break;
        case SR_CONF_CAPTURE_RATIO:
                devc->capture_ratio = g_variant_get_uint64(data);
-               if (devc->capture_ratio < 0 || devc->capture_ratio > 100) {
-                       devc->capture_ratio = 0;
+               if (devc->capture_ratio < 0 || devc->capture_ratio > 100)
                        ret = SR_ERR;
-               } else
+               else
                        ret = SR_OK;
                break;
        case SR_CONF_EXTERNAL_CLOCK:
@@ -443,7 +421,7 @@ static int dev_open(struct sr_dev_inst *sdi)
        if (p_ols_open(devc) != SR_OK) {
                return SR_ERR;
        } else {
-         sdi->status = SR_ST_ACTIVE;
+               sdi->status = SR_ST_ACTIVE;
                return SR_OK;
        }
 }
@@ -540,8 +518,7 @@ static int disable_trigger(const struct sr_dev_inst *sdi, int stage)
        return SR_OK;
 }
 
-static int dev_acquisition_start(const struct sr_dev_inst *sdi,
-               void *cb_data)
+static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 {
        struct dev_context *devc;
        uint32_t samplecount, readcount, delaycount;
@@ -581,7 +558,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi,
         * buffer.
         */
        sr_dbg("max_samples = %d", devc->max_samples);
-       sr_dbg("limit_samples = %d", devc->limit_samples);
+       sr_dbg("limit_samples = %" PRIu64, devc->limit_samples);
        samplecount = MIN(devc->max_samples, devc->limit_samples);
        sr_dbg("Samplecount = %d", samplecount);
 
@@ -694,20 +671,18 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi,
        devc->cnt_bytes = devc->cnt_samples = devc->cnt_samples_rle = 0;
        memset(devc->sample, 0, 4);
 
-       /* Send header packet to the session bus. */
-       std_session_send_df_header(cb_data, LOG_PREFIX);
+       std_session_send_df_header(sdi, LOG_PREFIX);
 
        /* Hook up a dummy handler to receive data from the device. */
-       sr_session_source_add(sdi->session, 0, G_IO_IN, 10, p_ols_receive_data,
-                       cb_data);
+       sr_session_source_add(sdi->session, -1, 0, 10, p_ols_receive_data,
+                               (struct sr_dev_inst *)sdi);
 
        return SR_OK;
 }
 
-static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
+static int dev_acquisition_stop(struct sr_dev_inst *sdi)
 {
        struct dev_context *devc;
-       struct sr_datafeed_packet packet;
 
        devc = sdi->priv;
 
@@ -718,12 +693,9 @@ static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
        write_shortcommand(devc, CMD_RESET);
        write_shortcommand(devc, CMD_RESET);
 
-       sr_session_source_remove(sdi->session, 0);
+       sr_session_source_remove(sdi->session, -1);
 
-       /* Send end packet to the session bus. */
-       sr_dbg("Sending SR_DF_END.");
-       packet.type = SR_DF_END;
-       sr_session_send(cb_data, &packet);
+       std_session_send_df_end(sdi, LOG_PREFIX);
 
        return SR_OK;
 }
@@ -732,10 +704,10 @@ SR_PRIV struct sr_dev_driver p_ols_driver_info = {
        .name = "p-ols",
        .longname = "Pipistrello OLS",
        .api_version = 1,
-       .init = init,
-       .cleanup = cleanup,
+       .init = std_init,
+       .cleanup = std_cleanup,
        .scan = scan,
-       .dev_list = dev_list,
+       .dev_list = std_dev_list,
        .dev_clear = dev_clear,
        .config_get = config_get,
        .config_set = config_set,
@@ -744,5 +716,6 @@ SR_PRIV struct sr_dev_driver p_ols_driver_info = {
        .dev_close = dev_close,
        .dev_acquisition_start = dev_acquisition_start,
        .dev_acquisition_stop = dev_acquisition_stop,
-       .priv = NULL,
+       .context = NULL,
 };
+SR_REGISTER_DEV_DRIVER(p_ols_driver_info);