From: Tomas Winkler <tomas.winkler@intel.com>
Date: Mon, 12 Sep 2016 11:27:09 +0000 (+0300)
Subject: tpm/tpm_crb: drop useless cpu_to_le32 when writing to registers
X-Git-Tag: v4.9-rc1~130^2~10
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=47de683afa7d1b9638a7d6817826d0cdc72b0e1a;p=linux.git

tpm/tpm_crb: drop useless cpu_to_le32 when writing to registers

Don't apply endianity conversion when writing to the registers
this is already handled by the system.

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
---

diff --git a/drivers/char/tpm/tpm_crb.c b/drivers/char/tpm/tpm_crb.c
index 18b5b83af36d..ceea7e256a6d 100644
--- a/drivers/char/tpm/tpm_crb.c
+++ b/drivers/char/tpm/tpm_crb.c
@@ -159,7 +159,7 @@ static int crb_send(struct tpm_chip *chip, u8 *buf, size_t len)
 	wmb();
 
 	if (priv->flags & CRB_FL_CRB_START)
-		iowrite32(cpu_to_le32(CRB_START_INVOKE), &priv->cca->start);
+		iowrite32(CRB_START_INVOKE, &priv->cca->start);
 
 	if (priv->flags & CRB_FL_ACPI_START)
 		rc = crb_do_acpi_start(chip);
@@ -171,7 +171,7 @@ static void crb_cancel(struct tpm_chip *chip)
 {
 	struct crb_priv *priv = dev_get_drvdata(&chip->dev);
 
-	iowrite32(cpu_to_le32(CRB_CANCEL_INVOKE), &priv->cca->cancel);
+	iowrite32(CRB_CANCEL_INVOKE, &priv->cca->cancel);
 
 	if ((priv->flags & CRB_FL_ACPI_START) && crb_do_acpi_start(chip))
 		dev_err(&chip->dev, "ACPI Start failed\n");