From fb92ff78f85b6c1a6f1277f7dd04a3762ba725ef Mon Sep 17 00:00:00 2001 From: Christophe Ricard Date: Sun, 25 May 2014 22:46:58 +0200 Subject: [PATCH] NFC: st21nfcb: few code clean up Signed-off-by: Christophe Ricard Signed-off-by: Samuel Ortiz --- drivers/nfc/st21nfcb/i2c.c | 16 ++++++++-------- include/linux/platform_data/st21nfcb.h | 4 ++-- 2 files changed, 10 insertions(+), 10 deletions(-) diff --git a/drivers/nfc/st21nfcb/i2c.c b/drivers/nfc/st21nfcb/i2c.c index 0f690baaef7a..8af880ead5db 100644 --- a/drivers/nfc/st21nfcb/i2c.c +++ b/drivers/nfc/st21nfcb/i2c.c @@ -164,11 +164,11 @@ static int st21nfcb_nci_i2c_read(struct st21nfcb_i2c_phy *phy, u8 buf[ST21NFCB_NCI_I2C_MAX_SIZE]; struct i2c_client *client = phy->i2c_dev; - r = i2c_master_recv(client, buf, 4); + r = i2c_master_recv(client, buf, ST21NFCB_NCI_I2C_MIN_SIZE); if (r == -EREMOTEIO) { /* Retry, chip was in standby */ usleep_range(1000, 4000); - r = i2c_master_recv(client, buf, 4); - } else if (r != 4) { + r = i2c_master_recv(client, buf, ST21NFCB_NCI_I2C_MIN_SIZE); + } else if (r != ST21NFCB_NCI_I2C_MIN_SIZE) { nfc_err(&client->dev, "cannot read ndlc & nci header\n"); return -EREMOTEIO; } @@ -179,13 +179,13 @@ static int st21nfcb_nci_i2c_read(struct st21nfcb_i2c_phy *phy, return -EBADMSG; } - *skb = alloc_skb(4 + len, GFP_KERNEL); + *skb = alloc_skb(ST21NFCB_NCI_I2C_MIN_SIZE + len, GFP_KERNEL); if (*skb == NULL) return -ENOMEM; - skb_reserve(*skb, 4); - skb_put(*skb, 4); - memcpy((*skb)->data, buf, 4); + skb_reserve(*skb, ST21NFCB_NCI_I2C_MIN_SIZE); + skb_put(*skb, ST21NFCB_NCI_I2C_MIN_SIZE); + memcpy((*skb)->data, buf, ST21NFCB_NCI_I2C_MIN_SIZE); if (!len) return 0; @@ -197,7 +197,7 @@ static int st21nfcb_nci_i2c_read(struct st21nfcb_i2c_phy *phy, } skb_put(*skb, len); - memcpy((*skb)->data + 4, buf, len); + memcpy((*skb)->data + ST21NFCB_NCI_I2C_MIN_SIZE, buf, len); I2C_DUMP_SKB("i2c frame read", *skb); diff --git a/include/linux/platform_data/st21nfcb.h b/include/linux/platform_data/st21nfcb.h index 2a7b769c714d..2d11f1f5efab 100644 --- a/include/linux/platform_data/st21nfcb.h +++ b/include/linux/platform_data/st21nfcb.h @@ -16,8 +16,8 @@ * along with this program; if not, see . */ -#ifndef _ST21NFCA_HCI_H_ -#define _ST21NFCA_HCI_H_ +#ifndef _ST21NFCB_NCI_H_ +#define _ST21NFCB_NCI_H_ #include