diff options
| author | Rikard Falkeborn <rikard.falkeborn@gmail.com> | 2021-10-07 00:47:38 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-10-07 13:35:10 +0100 |
| commit | bc642817b6d9e058e058a0bba4bb35df19eb2911 (patch) | |
| tree | a90b53d6d52d07a3f0eba78ff370007e5c472b75 /drivers/nfc | |
| parent | be5f60d8b6f9611ff3a687de5d47d3ed9fb2cfb0 (diff) | |
| download | linux-bc642817b6d9e058e058a0bba4bb35df19eb2911.tar.gz | |
nfc: pn533: Constify pn533_phy_ops
Neither the driver or the core modifies the pn533_phy_ops struct, so
make them const to allow the compiler to put the static structs in
read-only memory.
Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/nfc')
| -rw-r--r-- | drivers/nfc/pn533/i2c.c | 2 | ||||
| -rw-r--r-- | drivers/nfc/pn533/pn533.c | 2 | ||||
| -rw-r--r-- | drivers/nfc/pn533/pn533.h | 4 | ||||
| -rw-r--r-- | drivers/nfc/pn533/uart.c | 2 | ||||
| -rw-r--r-- | drivers/nfc/pn533/usb.c | 2 |
5 files changed, 6 insertions, 6 deletions
diff --git a/drivers/nfc/pn533/i2c.c b/drivers/nfc/pn533/i2c.c index f5610b6b98948..673eb5e9b8876 100644 --- a/drivers/nfc/pn533/i2c.c +++ b/drivers/nfc/pn533/i2c.c @@ -156,7 +156,7 @@ static irqreturn_t pn533_i2c_irq_thread_fn(int irq, void *data) return IRQ_HANDLED; } -static struct pn533_phy_ops i2c_phy_ops = { +static const struct pn533_phy_ops i2c_phy_ops = { .send_frame = pn533_i2c_send_frame, .send_ack = pn533_i2c_send_ack, .abort_cmd = pn533_i2c_abort_cmd, diff --git a/drivers/nfc/pn533/pn533.c b/drivers/nfc/pn533/pn533.c index da180335422c8..787bcbd290f7b 100644 --- a/drivers/nfc/pn533/pn533.c +++ b/drivers/nfc/pn533/pn533.c @@ -2733,7 +2733,7 @@ EXPORT_SYMBOL_GPL(pn533_finalize_setup); struct pn533 *pn53x_common_init(u32 device_type, enum pn533_protocol_type protocol_type, void *phy, - struct pn533_phy_ops *phy_ops, + const struct pn533_phy_ops *phy_ops, struct pn533_frame_ops *fops, struct device *dev) { diff --git a/drivers/nfc/pn533/pn533.h b/drivers/nfc/pn533/pn533.h index 5f94f38a2a08d..09e35b8693f5a 100644 --- a/drivers/nfc/pn533/pn533.h +++ b/drivers/nfc/pn533/pn533.h @@ -177,7 +177,7 @@ struct pn533 { struct device *dev; void *phy; - struct pn533_phy_ops *phy_ops; + const struct pn533_phy_ops *phy_ops; }; typedef int (*pn533_send_async_complete_t) (struct pn533 *dev, void *arg, @@ -232,7 +232,7 @@ struct pn533_phy_ops { struct pn533 *pn53x_common_init(u32 device_type, enum pn533_protocol_type protocol_type, void *phy, - struct pn533_phy_ops *phy_ops, + const struct pn533_phy_ops *phy_ops, struct pn533_frame_ops *fops, struct device *dev); diff --git a/drivers/nfc/pn533/uart.c b/drivers/nfc/pn533/uart.c index 77bb073f031ac..2caf997f9bc94 100644 --- a/drivers/nfc/pn533/uart.c +++ b/drivers/nfc/pn533/uart.c @@ -123,7 +123,7 @@ static int pn532_dev_down(struct pn533 *dev) return 0; } -static struct pn533_phy_ops uart_phy_ops = { +static const struct pn533_phy_ops uart_phy_ops = { .send_frame = pn532_uart_send_frame, .send_ack = pn532_uart_send_ack, .abort_cmd = pn532_uart_abort_cmd, diff --git a/drivers/nfc/pn533/usb.c b/drivers/nfc/pn533/usb.c index bd7f7478d1892..6f71ac72012ea 100644 --- a/drivers/nfc/pn533/usb.c +++ b/drivers/nfc/pn533/usb.c @@ -429,7 +429,7 @@ static void pn533_send_complete(struct urb *urb) } } -static struct pn533_phy_ops usb_phy_ops = { +static const struct pn533_phy_ops usb_phy_ops = { .send_frame = pn533_usb_send_frame, .send_ack = pn533_usb_send_ack, .abort_cmd = pn533_usb_abort_cmd, |