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| author | Christophe Ricard <christophe.ricard@gmail.com> | 2015-06-06 13:16:50 +0200 |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2015-06-09 00:34:25 +0200 |
| commit | 183fe2d06dba2f45ae47360cdb911f95551917ed (patch) | |
| tree | 6bb971b0e7ee8695cbb0d8f12f30e6eef9329521 /drivers/nfc | |
| parent | e8b72c205e5e02b6574be1e83c0c8c99335f8288 (diff) | |
| download | linux-183fe2d06dba2f45ae47360cdb911f95551917ed.tar.gz linux-183fe2d06dba2f45ae47360cdb911f95551917ed.tar.bz2 linux-183fe2d06dba2f45ae47360cdb911f95551917ed.zip | |
NFC: st21nfcb: Move powered flag from phy to ndlc layer
The powered flag can be set from the ndlc_open and ndlc_close layer.
Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/nfc')
| -rw-r--r-- | drivers/nfc/st21nfcb/i2c.c | 6 | ||||
| -rw-r--r-- | drivers/nfc/st21nfcb/ndlc.c | 3 | ||||
| -rw-r--r-- | drivers/nfc/st21nfcb/ndlc.h | 1 |
3 files changed, 5 insertions, 5 deletions
diff --git a/drivers/nfc/st21nfcb/i2c.c b/drivers/nfc/st21nfcb/i2c.c index c44f8cf5391a..41b5bdb11cdb 100644 --- a/drivers/nfc/st21nfcb/i2c.c +++ b/drivers/nfc/st21nfcb/i2c.c @@ -52,8 +52,6 @@ struct st21nfcb_i2c_phy { unsigned int gpio_reset; unsigned int irq_polarity; - - int powered; }; #define I2C_DUMP_SKB(info, skb) \ @@ -70,7 +68,6 @@ static int st21nfcb_nci_i2c_enable(void *phy_id) gpio_set_value(phy->gpio_reset, 0); usleep_range(10000, 15000); gpio_set_value(phy->gpio_reset, 1); - phy->powered = 1; usleep_range(80000, 85000); return 0; @@ -80,7 +77,6 @@ static void st21nfcb_nci_i2c_disable(void *phy_id) { struct st21nfcb_i2c_phy *phy = phy_id; - phy->powered = 0; /* reset chip in order to flush clf */ gpio_set_value(phy->gpio_reset, 0); usleep_range(10000, 15000); @@ -203,7 +199,7 @@ static irqreturn_t st21nfcb_nci_irq_thread_fn(int irq, void *phy_id) if (phy->ndlc->hard_fault) return IRQ_HANDLED; - if (!phy->powered) { + if (!phy->ndlc->powered) { st21nfcb_nci_i2c_disable(phy); return IRQ_HANDLED; } diff --git a/drivers/nfc/st21nfcb/ndlc.c b/drivers/nfc/st21nfcb/ndlc.c index 429cf055d532..3ee22b44cd99 100644 --- a/drivers/nfc/st21nfcb/ndlc.c +++ b/drivers/nfc/st21nfcb/ndlc.c @@ -59,6 +59,7 @@ int ndlc_open(struct llt_ndlc *ndlc) { /* toggle reset pin */ ndlc->ops->enable(ndlc->phy_id); + ndlc->powered = 1; return 0; } EXPORT_SYMBOL(ndlc_open); @@ -67,6 +68,7 @@ void ndlc_close(struct llt_ndlc *ndlc) { /* toggle reset pin */ ndlc->ops->disable(ndlc->phy_id); + ndlc->powered = 0; } EXPORT_SYMBOL(ndlc_close); @@ -262,6 +264,7 @@ int ndlc_probe(void *phy_id, struct nfc_phy_ops *phy_ops, struct device *dev, ndlc->ops = phy_ops; ndlc->phy_id = phy_id; ndlc->dev = dev; + ndlc->powered = 0; *ndlc_id = ndlc; diff --git a/drivers/nfc/st21nfcb/ndlc.h b/drivers/nfc/st21nfcb/ndlc.h index b28140e0cd78..cf6a9d9f2983 100644 --- a/drivers/nfc/st21nfcb/ndlc.h +++ b/drivers/nfc/st21nfcb/ndlc.h @@ -47,6 +47,7 @@ struct llt_ndlc { * and prevents normal operation. */ int hard_fault; + int powered; }; int ndlc_open(struct llt_ndlc *ndlc); |