sr: Made the dev_config_set parameter a const pointer

[libsigrok.git] / hardware / asix-sigma / asix-sigma.c

diff --git a/hardware/asix-sigma/asix-sigma.c b/hardware/asix-sigma/asix-sigma.c
index 39e2dbed79cb8ef364557173c0a6b7a96abb436b..59faa6e2adea2284ad88e561025c4ea5740ae3d2 100644 (file)
--- a/hardware/asix-sigma/asix-sigma.c
+++ b/hardware/asix-sigma/asix-sigma.c
@@ -88,7 +88,7 @@ static struct sr_samplerates samplerates = {
        supported_samplerates,
 };
 
-static int hwcaps[] = {
+static const int hwcaps[] = {
        SR_HWCAP_LOGIC_ANALYZER,
        SR_HWCAP_SAMPLERATE,
        SR_HWCAP_CAPTURE_RATIO,
@@ -633,11 +633,11 @@ static int set_samplerate(struct sr_dev_inst *sdi, uint64_t samplerate)
  * The Sigma supports complex triggers using boolean expressions, but this
  * has not been implemented yet.
  */
-static int configure_probes(struct sr_dev_inst *sdi, GSList *probes)
+static int configure_probes(struct sr_dev_inst *sdi, const GSList *probes)
 {
        struct context *ctx = sdi->priv;
-       struct sr_probe *probe;
-       GSList *l;
+       const struct sr_probe *probe;
+       const GSList *l;
        int trigger_set = 0;
        int probebit;
 
@@ -753,11 +753,11 @@ static int hw_cleanup(void)
        return ret;
 }
 
-static void *hw_dev_info_get(int dev_index, int dev_info_id)
+static const void *hw_dev_info_get(int dev_index, int dev_info_id)
 {
        struct sr_dev_inst *sdi;
        struct context *ctx;
-       void *info = NULL;
+       const void *info = NULL;
 
        if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) {
                sr_err("sigma: %s: sdi was NULL", __func__);
@@ -801,12 +801,12 @@ static int hw_dev_status_get(int dev_index)
                return SR_ST_NOT_FOUND;
 }
 
-static int *hw_hwcap_get_all(void)
+static const int *hw_hwcap_get_all(void)
 {
        return hwcaps;
 }
 
-static int hw_dev_config_set(int dev_index, int hwcap, void *value)
+static int hw_dev_config_set(int dev_index, int hwcap, const void *value)
 {
        struct sr_dev_inst *sdi;
        struct context *ctx;
@@ -818,17 +818,17 @@ static int hw_dev_config_set(int dev_index, int hwcap, void *value)
        ctx = sdi->priv;
 
        if (hwcap == SR_HWCAP_SAMPLERATE) {
-               ret = set_samplerate(sdi, *(uint64_t *)value);
+               ret = set_samplerate(sdi, *(const uint64_t *)value);
        } else if (hwcap == SR_HWCAP_PROBECONFIG) {
                ret = configure_probes(sdi, value);
        } else if (hwcap == SR_HWCAP_LIMIT_MSEC) {
-               ctx->limit_msec = *(uint64_t *)value;
+               ctx->limit_msec = *(const uint64_t *)value;
                if (ctx->limit_msec > 0)
                        ret = SR_OK;
                else
                        ret = SR_ERR;
        } else if (hwcap == SR_HWCAP_CAPTURE_RATIO) {
-               ctx->capture_ratio = *(uint64_t *)value;
+               ctx->capture_ratio = *(const uint64_t *)value;
                if (ctx->capture_ratio < 0 || ctx->capture_ratio > 100)
                        ret = SR_ERR;
                else