[PATCH v2 02/13] spl: usb: Only init usb once
Faiz Abbas
faiz_abbas at ti.com
Mon Aug 3 08:05:05 CEST 2020
usb_init() may be called multiple times for fetching multiple images
from SPL. Skip reinitializing USB if its already been done
Signed-off-by: Faiz Abbas <faiz_abbas at ti.com>
---
common/spl/spl_usb.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/common/spl/spl_usb.c b/common/spl/spl_usb.c
index 92ae96f66e..3648de3492 100644
--- a/common/spl/spl_usb.c
+++ b/common/spl/spl_usb.c
@@ -22,11 +22,16 @@ int spl_usb_load(struct spl_image_info *spl_image,
struct spl_boot_device *bootdev, int partition,
const char *filename)
{
- int err;
+ int err = 0;
struct blk_desc *stor_dev;
+ static bool usb_init_pending = true;
+
+ if (usb_init_pending) {
+ usb_stop();
+ err = usb_init();
+ usb_init_pending = false;
+ }
- usb_stop();
- err = usb_init();
if (err) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
printf("%s: usb init failed: err - %d\n", __func__, err);
--
2.17.1
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