From: Atish Patra <atish.pa...@wdc.com>
Fix MID bit field check to correctly identify all GEM hardwares.
The check is updated as per macb driver in Linux location:
<linux_sources>/drivers/net/ethernet/cadence/macb_main.c:259
Signed-off-by: Atish Patra <atish.pa...@wdc.com>
Signed-off-by: Anup Patel <anup.pa...@wdc.com>
Reviewed-by: Alexander Graf <ag...@suse.de>
Reviewed-by: Lukas Auer <lukas.a...@aisec.fraunhofer.de>
Acked-by: Joe Hershberger <joe.hershber...@ni.com>
---
drivers/net/macb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index a5d21731b6..117f54c1b1 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -143,7 +143,7 @@ struct macb_device {
static int macb_is_gem(struct macb_device *macb)
{
- return MACB_BFEXT(IDNUM, macb_readl(macb, MID)) == 0x2;
+ return MACB_BFEXT(IDNUM, macb_readl(macb, MID)) >= 0x2;
}
#ifndef cpu_is_sama5d2
--
2.17.1
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