From: Marek Vasut <redacted>
Date: Sun, 20 Apr 2014 17:57:02 +0000 (+0200)
Subject: asix-sigma: Read position only in CAPTURE state
X-Git-Tag: libsigrok-0.3.0~43
X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=58d6f20748e6b33677da3b4a388ac3b8fcaa12f7;p=libsigrok.git

asix-sigma: Read position only in CAPTURE state

Check the position of ForceStop and Trigger events only in case we
are in CAPTURE state, it's useless to do this unconditionally when
receive_data() is called.

Signed-off-by: Marek Vasut <redacted>
---

diff --git a/hardware/asix-sigma/asix-sigma.c b/hardware/asix-sigma/asix-sigma.c
index 98607027..4d8f2383 100644
--- a/hardware/asix-sigma/asix-sigma.c
+++ b/hardware/asix-sigma/asix-sigma.c
@@ -1136,13 +1136,14 @@ static int receive_data(int fd, int revents, void *cb_data)
 	sdi = cb_data;
 	devc = sdi->priv;
 
-	/* Get the current position. */
-	sigma_read_pos(&devc->state.stoppos, &devc->state.triggerpos, devc);
-
 	if (devc->state.state == SIGMA_IDLE)
 		return TRUE;
 
 	if (devc->state.state == SIGMA_CAPTURE) {
+		/* Get the current position. */
+		sigma_read_pos(&devc->state.stoppos, &devc->state.triggerpos,
+			       devc);
+
 		numchunks = (devc->state.stoppos + 511) / 512;
 
 		/* Check if the timer has expired, or memory is full. */