hantek-dso: support for SR_HWCAP_FILTER

[libsigrok.git] / hardware / hantek-dso / dso.c

diff --git a/hardware/hantek-dso/dso.c b/hardware/hantek-dso/dso.c
index aa5fe239051b9bce606e1d2a23ffe1c2ad604ed8..3f65eed9c7d3ba85cbdf7120d7c05cd2fcf38cf7 100644 (file)
--- a/hardware/hantek-dso/dso.c
+++ b/hardware/hantek-dso/dso.c
@@ -338,17 +338,24 @@ SR_PRIV int dso_set_filters(struct context *ctx)
        int ret, tmp;
        uint8_t cmdstring[8];
 
-       sr_dbg("hantek-dso: sending CMD_SET_FILTERS");
+       sr_dbg("hantek-dso: preparing CMD_SET_FILTERS");
 
        memset(cmdstring, 0, sizeof(cmdstring));
        cmdstring[0] = CMD_SET_FILTERS;
        cmdstring[1] = 0x0f;
-       if (ctx->filter_ch1)
+       if (ctx->filter_ch1) {
+               sr_dbg("hantek-dso: turning on CH1 filter");
                cmdstring[2] |= 0x80;
-       if (ctx->filter_ch2)
+       }
+       if (ctx->filter_ch2) {
+               sr_dbg("hantek-dso: turning on CH2 filter");
                cmdstring[2] |= 0x40;
-       if (ctx->filter_trigger)
+       }
+       if (ctx->filter_trigger) {
+               /* TODO: supported on the DSO-2090? */
+               sr_dbg("hantek-dso: turning on trigger filter");
                cmdstring[2] |= 0x20;
+       }
 
        if (send_begin(ctx) != SR_OK)
                return SR_ERR;
@@ -360,6 +367,7 @@ SR_PRIV int dso_set_filters(struct context *ctx)
                sr_err("Failed to set filters: %d", ret);
                return SR_ERR;
        }
+       sr_dbg("hantek-dso: sent CMD_SET_FILTERS");
 
        return SR_OK;
 }