diff options
Diffstat (limited to 'drivers/nfc')
| -rw-r--r-- | drivers/nfc/st21nfcb/i2c.c | 19 | ||||
| -rw-r--r-- | drivers/nfc/st21nfcb/ndlc.h | 4 |
2 files changed, 8 insertions, 15 deletions
diff --git a/drivers/nfc/st21nfcb/i2c.c b/drivers/nfc/st21nfcb/i2c.c index 83423462663d..0b8f72176de0 100644 --- a/drivers/nfc/st21nfcb/i2c.c +++ b/drivers/nfc/st21nfcb/i2c.c @@ -55,12 +55,6 @@ struct st21nfcb_i2c_phy { unsigned int irq_polarity; int powered; - - /* - * < 0 if hardware error occured (e.g. i2c err) - * and prevents normal operation. - */ - int hard_fault; }; #define I2C_DUMP_SKB(info, skb) \ @@ -114,8 +108,8 @@ static int st21nfcb_nci_i2c_write(void *phy_id, struct sk_buff *skb) I2C_DUMP_SKB("st21nfcb_nci_i2c_write", skb); - if (phy->hard_fault != 0) - return phy->hard_fault; + if (phy->ndlc->hard_fault != 0) + return phy->ndlc->hard_fault; r = i2c_master_send(client, skb->data, skb->len); if (r == -EREMOTEIO) { /* Retry, chip was in standby */ @@ -218,7 +212,7 @@ static irqreturn_t st21nfcb_nci_irq_thread_fn(int irq, void *phy_id) client = phy->i2c_dev; dev_dbg(&client->dev, "IRQ\n"); - if (phy->hard_fault) + if (phy->ndlc->hard_fault) return IRQ_HANDLED; if (!phy->powered) { @@ -227,13 +221,8 @@ static irqreturn_t st21nfcb_nci_irq_thread_fn(int irq, void *phy_id) } r = st21nfcb_nci_i2c_read(phy, &skb); - if (r == -EREMOTEIO) { - phy->hard_fault = r; - ndlc_recv(phy->ndlc, NULL); - return IRQ_HANDLED; - } else if (r == -ENOMEM || r == -EBADMSG) { + if (r == -EREMOTEIO || r == -ENOMEM || r == -EBADMSG) return IRQ_HANDLED; - } ndlc_recv(phy->ndlc, skb); diff --git a/drivers/nfc/st21nfcb/ndlc.h b/drivers/nfc/st21nfcb/ndlc.h index c30a2f0faa5f..b28140e0cd78 100644 --- a/drivers/nfc/st21nfcb/ndlc.h +++ b/drivers/nfc/st21nfcb/ndlc.h @@ -42,6 +42,10 @@ struct llt_ndlc { struct device *dev; + /* + * < 0 if hardware error occured + * and prevents normal operation. + */ int hard_fault; }; |