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[U-Boot,v4,3/3] drivers:dfu: dfu_flush(): add raw data flush to complete

Message ID 1398704249-23533-3-git-send-email-p.marczak@samsung.com
State Accepted
Delegated to: Marek Vasut
Headers show

Commit Message

Przemyslaw Marczak April 28, 2014, 4:57 p.m. UTC
Before dfu write and flush operations separation,
dfu write data was flushed by host download request
with len of zero size.

Since above change manually calling dfu write with zero
size has non sense (e.g. in THOR). This should be done by
flush operation.
So now dfu_write_buffer_drain() is called in dfu_flush().
If there is any raw data to flush (like it can be in thor)
then it will be physically written to medium.

Signed-off-by: Przemyslaw Marczak <p.marczak@samsung.com>

---
Changes v4:
- new commit
---
 drivers/dfu/dfu.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/drivers/dfu/dfu.c b/drivers/dfu/dfu.c
index 8a09aaf..94e9116 100644
--- a/drivers/dfu/dfu.c
+++ b/drivers/dfu/dfu.c
@@ -131,6 +131,10 @@  int dfu_flush(struct dfu_entity *dfu, void *buf, int size, int blk_seq_num)
 {
 	int ret = 0;
 
+	ret = dfu_write_buffer_drain(dfu);
+	if (ret)
+		return ret;
+
 	if (dfu->flush_medium)
 		ret = dfu->flush_medium(dfu);