]> sigrok.org Git - libsigrok.git/commitdiff
asix-sigma: Unify calling of decode_chunk_ts()
authorMarek Vasut <redacted>
Sun, 20 Apr 2014 20:28:33 +0000 (22:28 +0200)
committerBert Vermeulen <redacted>
Wed, 30 Apr 2014 16:45:51 +0000 (09:45 -0700)
Clean up the way decode_chunk_ts() is called a little. Introduce a variable
which will not be -1 only in case a trigger happened on the particular DRAM
line.

Signed-off-by: Marek Vasut <redacted>
hardware/asix-sigma/asix-sigma.c

index a4d607651f4e369e992b43206477b1a7667d93d1..e57373248ec81d565d2ade7f349964956f2aa26f 100644 (file)
@@ -1083,7 +1083,7 @@ static int download_capture(struct sr_dev_inst *sdi)
        uint32_t i;
        uint32_t dl_lines_total, dl_lines_curr, dl_lines_done;
        uint32_t dl_trailing_events;
-       uint32_t trg_line;
+       uint32_t trg_line = ~0;
 
        dram_line = g_try_malloc0(chunks_per_read * sizeof(*dram_line));
        if (!dram_line)
@@ -1106,8 +1106,6 @@ static int download_capture(struct sr_dev_inst *sdi)
        modestatus = sigma_get_register(READ_MODE, devc);
        if (modestatus & 0x20)
                trg_line = triggerpos >> 9;
-       else
-               trg_line = ~0;
 
        /*
         * Determine how many 1024b "DRAM lines" do we need to read from the
@@ -1135,22 +1133,19 @@ static int download_capture(struct sr_dev_inst *sdi)
 
                for (i = 0; i < dl_lines_curr; i++) {
                        uint32_t dl_limit = 0;
+                       int trigger_line = -1;
                        /* The last "DRAM line" can be only partially full. */
                        if (dl_lines_done + i == dl_lines_total - 1)
                                dl_limit = dl_trailing_events;
 
+                       /* Test if the trigger happened on this line. */
                        if (dl_lines_done + i == trg_line)
-                               decode_chunk_ts(buf + (i * CHUNK_SIZE),
-                                               &devc->state.lastts,
-                                               &devc->state.lastsample,
-                                               triggerpos & 0x1ff,
-                                               dl_limit, sdi);
-                       else
-                               decode_chunk_ts(buf + (i * CHUNK_SIZE),
-                                               &devc->state.lastts,
-                                               &devc->state.lastsample,
-                                               -1,
-                                               dl_limit, sdi);
+                               trigger_line = trg_line;
+
+                       decode_chunk_ts(buf + (i * CHUNK_SIZE),
+                                       &devc->state.lastts,
+                                       &devc->state.lastsample,
+                                       trigger_line, dl_limit, sdi);
                }
 
                dl_lines_done += dl_lines_curr;