sw_limits: add const for limits param for config_get

The sr_sw_limits_config_get() routine exclusively reads the 'limits'
parameter, need not write to it. Add the 'const' attribute.

diff --git a/src/libsigrok-internal.h b/src/libsigrok-internal.h
index 339c43bcf7c93417f0e83b994d0ff057f53f7634..378c86d41d4283a50d55aa0ab1fbbaaefdb5a57f 100644 (file)
--- a/src/libsigrok-internal.h
+++ b/src/libsigrok-internal.h
@@ -2392,7 +2392,7 @@ struct sr_sw_limits {
        uint64_t start_time;
 };
 
-SR_PRIV int sr_sw_limits_config_get(struct sr_sw_limits *limits, uint32_t key,
+SR_PRIV int sr_sw_limits_config_get(const struct sr_sw_limits *limits, uint32_t key,
        GVariant **data);
 SR_PRIV int sr_sw_limits_config_set(struct sr_sw_limits *limits, uint32_t key,
        GVariant *data);

diff --git a/src/sw_limits.c b/src/sw_limits.c
index 9d80c06bf1b3dcd8bc451ccb548a8e5b53df4684..55ca79dafbb58ef53235e67254fd4670c9cd03f8 100644 (file)
--- a/src/sw_limits.c
+++ b/src/sw_limits.c
@@ -57,7 +57,7 @@ SR_PRIV void sr_sw_limits_init(struct sr_sw_limits *limits)
  * @param data config item data
  * @return SR_ERR_NA if @p key is not a supported limit, SR_OK otherwise
  */
-SR_PRIV int sr_sw_limits_config_get(struct sr_sw_limits *limits, uint32_t key,
+SR_PRIV int sr_sw_limits_config_get(const struct sr_sw_limits *limits, uint32_t key,
        GVariant **data)
 {
        switch (key) {