From: Vinod Koul <vinod.koul@linux.intel.com>
Date: Tue, 12 Jun 2012 17:14:33 +0000 (+0530)
Subject: compress: write when we have a fragment to write
X-Git-Tag: v0.1.0~24
X-Git-Url: https://git.alsa-project.org/?a=commitdiff_plain;h=cf2e8d48b4d3d275897e3bb42f20fe6d71749715;p=tinycompress.git

compress: write when we have a fragment to write

this needs fix when we do the drain, while draining we should write anyway
whatever we have

Signed-off-by: Namarta Kohli <namartax.kohli@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
---

diff --git a/compress.c b/compress.c
index 2e263a0..b6c955e 100644
--- a/compress.c
+++ b/compress.c
@@ -300,12 +300,14 @@ int compress_write(struct compress *compress, char *buf, unsigned int size)
 	fds.fd = compress->fd;
 	fds.events = POLLOUT;
 
+
 	/*TODO: treat auto start here first */
 	while (size) {
 		if (ioctl(compress->fd, SNDRV_COMPRESS_AVAIL, &avail))
 			return oops(compress, errno, "cannot get avail");
 
-		if (avail.avail == 0) {
+		/* we will write only when avail > fragment size */
+		if (avail.avail < compress->config->fragment_size) {
 			/* nothing to write so wait for 10secs */
 			ret = poll(&fds, 1, 1000000);
 			if (ret < 0)