[PATCH] mtd: cfi_cmdset_0002: Use status register where possible

Joakim Tjernlund joakim.tjernlund at infinera.com
Thu Oct 22 11:45:06 EDT 2020


Commit "mtd: cfi_cmdset_0002: Add support for polling status register"
added support for polling the status rather than using DQ polling.
However, status register is used only when DQ polling is missing.
Lets use status register when available as it is superior to DQ polling.

Signed-off-by: Joakim Tjernlund <joakim.tjernlund at infinera.com>
Cc: stable at vger.kernel.org
---
 drivers/mtd/chips/cfi_cmdset_0002.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c
index a1f3e1031c3d..ee9b322e63bb 100644
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -117,7 +117,7 @@ static struct mtd_chip_driver cfi_amdstd_chipdrv = {
 static int cfi_use_status_reg(struct cfi_private *cfi)
 {
 	struct cfi_pri_amdstd *extp = cfi->cmdset_priv;
-	u8 poll_mask = CFI_POLL_STATUS_REG | CFI_POLL_DQ;
+	u8 poll_mask = CFI_POLL_STATUS_REG;
 
 	return extp->MinorVersion >= '5' &&
 		(extp->SoftwareFeatures & poll_mask) == CFI_POLL_STATUS_REG;
-- 
2.26.2




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