link-mso19: Make mso_calc_trigger_threshold() static

It's only used in protocol.c so there's no need to export it.

diff --git a/src/hardware/link-mso19/protocol.c b/src/hardware/link-mso19/protocol.c
index 25660efba93dc4413825dfa6ce461f51a3497267..724f7358cd70e2472e677bfc3d8048a9921446e7 100644 (file)
--- a/src/hardware/link-mso19/protocol.c
+++ b/src/hardware/link-mso19/protocol.c
@@ -82,6 +82,19 @@ static uint16_t mso_bank_select(const struct dev_context *devc, int bank)
        return mso_trans(REG_CTL2, devc->ctlbase2 | BITS_CTL2_BANK(bank));
 }
 
+static uint16_t mso_calc_trigger_threshold(struct dev_context *devc)
+{
+       int threshold;
+       /* Trigger threshold is affected by the offset, so we need to add in
+        * the offset */
+       threshold = devc->dso_trigger_adjusted + devc->dso_offset_adjusted;
+       /* A calibrated raw threshold is always sent in 1x voltage, so need to
+        * scale by probe factor and then by calibration vbit */
+       threshold = threshold / devc->dso_probe_factor / devc->vbit;
+
+       return (uint16_t) (TRIG_THRESH_START - threshold);
+}
+
 SR_PRIV int mso_configure_trigger(const struct sr_dev_inst *sdi)
 {
        struct dev_context *devc;
@@ -178,19 +191,6 @@ SR_PRIV int mso_dac_out(const struct sr_dev_inst *sdi, uint16_t val)
        return mso_send_control_message(devc->serial, ARRAY_AND_SIZE(ops));
 }
 
-SR_PRIV uint16_t mso_calc_trigger_threshold(struct dev_context *devc)
-{
-       int threshold;
-       /* Trigger threshold is affected by the offset, so we need to add in
-        * the offset */
-       threshold = devc->dso_trigger_adjusted + devc->dso_offset_adjusted;
-       /* A calibrated raw threshold is always sent in 1x voltage, so need to
-        * scale by probe factor and then by calibration vbit */
-       threshold = threshold / devc->dso_probe_factor / devc->vbit;
-
-       return (uint16_t) (TRIG_THRESH_START - threshold);
-}
-
 SR_PRIV int mso_parse_serial(const char *serial_num, const char *product,
                             struct dev_context *devc)
 {

diff --git a/src/hardware/link-mso19/protocol.h b/src/hardware/link-mso19/protocol.h
index 487d7d2cebdf521ca9c1648d97321e249c449f8a..22b7082e368f777c3345e000ea8d381df2dc86d9 100644 (file)
--- a/src/hardware/link-mso19/protocol.h
+++ b/src/hardware/link-mso19/protocol.h
@@ -128,7 +128,6 @@ SR_PRIV int mso_read_buffer(struct sr_dev_inst *sdi);
 SR_PRIV int mso_arm(const struct sr_dev_inst *sdi);
 SR_PRIV int mso_force_capture(struct sr_dev_inst *sdi);
 SR_PRIV int mso_dac_out(const struct sr_dev_inst *sdi, uint16_t val);
-SR_PRIV uint16_t mso_calc_trigger_threshold(struct dev_context *devc);
 SR_PRIV int mso_reset_fsm(const struct sr_dev_inst *sdi);
 
 SR_PRIV int mso_configure_channels(const struct sr_dev_inst *sdi);