diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/demo.c | 4 | ||||
| -rw-r--r-- | src/usbh_core.c | 15 | ||||
| -rw-r--r-- | src/usbh_driver_ac_midi.c | 8 | ||||
| -rw-r--r-- | src/usbh_driver_hid.c | 3 | ||||
| -rw-r--r-- | src/usbh_driver_hub.c | 3 |
5 files changed, 18 insertions, 15 deletions
@@ -119,7 +119,7 @@ static const usbh_dev_driver_t *device_drivers[] = { &usbh_hid_driver,
&usbh_gp_xbox_driver,
&usbh_midi_driver,
- 0
+ NULL
};
static void gp_xbox_update(uint8_t device_id, gp_xbox_packet_t packet)
@@ -234,7 +234,7 @@ int main(void) #ifdef USE_STM32F4_USBH_DRIVER_HS
usbh_lld_stm32f4_driver_hs, // Make sure USE_STM32F4_USBH_DRIVER_HS is defined in usbh_config.h
#endif
- 0
+ NULL
};
usbh_init(lld_drivers, device_drivers);
gpio_clear(GPIOD, GPIO13);
diff --git a/src/usbh_core.c b/src/usbh_core.c index fd1dca5..5448d6c 100644 --- a/src/usbh_core.c +++ b/src/usbh_core.c @@ -35,7 +35,7 @@ static struct { const usbh_low_level_driver_t * const *lld_drivers; const usbh_dev_driver_t * const *dev_drivers; int8_t address_temporary; -} usbh_data = {0}; +} usbh_data = {}; static void set_enumeration(void) { @@ -58,8 +58,8 @@ void device_remove(usbh_device_t *dev) dev->drv->remove(dev->drvdata); } dev->address = -1; - dev->drv = 0; - dev->drvdata = 0; + dev->drv = NULL; + dev->drvdata = NULL; } /** @@ -105,11 +105,10 @@ static bool find_driver(usbh_device_t *dev, const usbh_dev_driver_info_t * devic static void device_register(void *descriptors, uint16_t descriptors_len, usbh_device_t *dev) { uint32_t i = 0; - dev->drv = 0; uint8_t *buf = (uint8_t *)descriptors; - dev->drv = 0; - dev->drvdata = 0; + dev->drv = NULL; + dev->drvdata = NULL; uint8_t desc_len = buf[i]; uint8_t desc_type = buf[i + 1]; @@ -285,7 +284,7 @@ static void control_state_machine(usbh_device_t *dev, usbh_packet_callback_data_ } else { if (dev->control.data_length == 0) { dev->control.state = USBH_CONTROL_STATE_STATUS; - device_xfer_control_read(0, 0, control_state_machine, dev); + device_xfer_control_read(NULL, 0, control_state_machine, dev); } else { dev->control.state = USBH_CONTROL_STATE_DATA; device_xfer_control_write_data(dev->control.data.out, dev->control.data_length, control_state_machine, dev); @@ -315,7 +314,7 @@ static void control_state_machine(usbh_device_t *dev, usbh_packet_callback_data_ dev->control.callback(dev, cb_data); } else { dev->control.state = USBH_CONTROL_STATE_STATUS; - device_xfer_control_read(0, 0, control_state_machine, dev); + device_xfer_control_read(NULL, 0, control_state_machine, dev); } } break; diff --git a/src/usbh_driver_ac_midi.c b/src/usbh_driver_ac_midi.c index 0a747f7..9d139d5 100644 --- a/src/usbh_driver_ac_midi.c +++ b/src/usbh_driver_ac_midi.c @@ -24,6 +24,8 @@ #include "usbh_driver_ac_midi_private.h" #include "usart_helpers.h" +#include <stddef.h> + #include <libopencm3/usb/midi.h> #include <libopencm3/usb/audio.h> #include <libopencm3/usb/usbstd.h> @@ -35,7 +37,7 @@ static void poll(void *drvdata, uint32_t tflp); static void remove(void *drvdata); static midi_device_t midi_device[USBH_AC_MIDI_MAX_DEVICES]; -static const midi_config_t *midi_config = 0; +static const midi_config_t *midi_config = NULL; static bool initialized = false; static const usbh_dev_driver_info_t usbh_midi_driver_info = { @@ -77,7 +79,7 @@ static void *init(void *usbh_dev) return 0; } uint32_t i; - midi_device_t *drvdata = 0; + midi_device_t *drvdata = NULL; // find free data space for midi device for (i = 0; i < USBH_AC_MIDI_MAX_DEVICES; i++) { @@ -89,7 +91,7 @@ static void *init(void *usbh_dev) drvdata->endpoint_in_toggle = 0; drvdata->endpoint_out_toggle = 0; drvdata->usbh_device = usbh_dev; - drvdata->write_callback_user = 0; + drvdata->write_callback_user = NULL; drvdata->sending = false; break; } diff --git a/src/usbh_driver_hid.c b/src/usbh_driver_hid.c index 54956b2..0e90ab0 100644 --- a/src/usbh_driver_hid.c +++ b/src/usbh_driver_hid.c @@ -28,6 +28,7 @@ #include <libopencm3/usb/usbstd.h> #include <libopencm3/usb/hid.h> #include <stdint.h> +#include <stddef.h> #define USB_HID_SET_REPORT 0x09 #define USB_HID_SET_IDLE 0x0A @@ -100,7 +101,7 @@ static void *init(void *usbh_dev) } uint32_t i; - hid_device_t *drvdata = 0; + hid_device_t *drvdata = NULL; // find free data space for HID device for (i = 0; i < USBH_HID_MAX_DEVICES; i++) { diff --git a/src/usbh_driver_hub.c b/src/usbh_driver_hub.c index 7dc99ea..2127158 100644 --- a/src/usbh_driver_hub.c +++ b/src/usbh_driver_hub.c @@ -25,6 +25,7 @@ #include "usart_helpers.h"
#include "usbh_config.h"
+#include <stddef.h>
#include <stdint.h>
static hub_device_t hub_device[USBH_MAX_HUBS];
@@ -52,7 +53,7 @@ static void *init(void *usbh_dev) }
uint32_t i;
- hub_device_t *drvdata = 0;
+ hub_device_t *drvdata = NULL;
// find free data space for hub device
for (i = 0; i < USBH_MAX_HUBS; i++) {
if (hub_device[i].device[0] == 0) {
|