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authorRobert Jarzmik <robert.jarzmik@free.fr>2012-03-22 21:00:51 +0100
committerDavid Woodhouse <David.Woodhouse@intel.com>2012-03-27 01:03:03 +0100
commita2b3d284ed65b9ada18fd2ffb66daffe9c0ff168 (patch)
treedf91e0238a33aa97606a91c285d8f293206d06f2 /drivers/mtd/devices
parenta7baef1211b0ac218299965481e7cff9d68c1edd (diff)
downloadblackbird-op-linux-a2b3d284ed65b9ada18fd2ffb66daffe9c0ff168.tar.gz
blackbird-op-linux-a2b3d284ed65b9ada18fd2ffb66daffe9c0ff168.zip
mtd: docg3 increase write/erase timeout
After several tries with ubifs, it appears empirically that constructor provided figures for erase/write timeouts are underestimated. A timeout of 100ms seems to work with a 5 years worn chip, and no timeouts occur anymore. Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd/devices')
-rw-r--r--drivers/mtd/devices/docg3.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/mtd/devices/docg3.c b/drivers/mtd/devices/docg3.c
index 62e01113c317..be88eb6217cb 100644
--- a/drivers/mtd/devices/docg3.c
+++ b/drivers/mtd/devices/docg3.c
@@ -1116,10 +1116,10 @@ static int doc_get_op_status(struct docg3 *docg3)
*/
static int doc_write_erase_wait_status(struct docg3 *docg3)
{
- int status, ret = 0;
+ int i, status, ret = 0;
- if (!doc_is_ready(docg3))
- usleep_range(3000, 3000);
+ for (i = 0; !doc_is_ready(docg3) && i < 5; i++)
+ msleep(20);
if (!doc_is_ready(docg3)) {
doc_dbg("Timeout reached and the chip is still not ready\n");
ret = -EAGAIN;
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