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Diffstat (limited to 'include/media/v4l2-subdev.h')
-rw-r--r--include/media/v4l2-subdev.h54
1 files changed, 38 insertions, 16 deletions
diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h
index 02c6f4d11ed3..4a97d7341a94 100644
--- a/include/media/v4l2-subdev.h
+++ b/include/media/v4l2-subdev.h
@@ -35,6 +35,7 @@
#define V4L2_SUBDEV_IR_TX_FIFO_SERVICE_REQ 0x00000001
struct v4l2_device;
+struct v4l2_ctrl_handler;
struct v4l2_subdev;
struct tuner_setup;
@@ -90,10 +91,31 @@ struct v4l2_decode_vbi_line {
not yet implemented) since ops provide proper type-checking.
*/
+/* Subdevice external IO pin configuration */
+#define V4L2_SUBDEV_IO_PIN_DISABLE (1 << 0) /* ENABLE assumed */
+#define V4L2_SUBDEV_IO_PIN_OUTPUT (1 << 1)
+#define V4L2_SUBDEV_IO_PIN_INPUT (1 << 2)
+#define V4L2_SUBDEV_IO_PIN_SET_VALUE (1 << 3) /* Set output value */
+#define V4L2_SUBDEV_IO_PIN_ACTIVE_LOW (1 << 4) /* ACTIVE HIGH assumed */
+
+struct v4l2_subdev_io_pin_config {
+ u32 flags; /* V4L2_SUBDEV_IO_PIN_* flags for this pin's config */
+ u8 pin; /* Chip external IO pin to configure */
+ u8 function; /* Internal signal pad/function to route to IO pin */
+ u8 value; /* Initial value for pin - e.g. GPIO output value */
+ u8 strength; /* Pin drive strength */
+};
+
/* s_config: if set, then it is always called by the v4l2_i2c_new_subdev*
functions after the v4l2_subdev was registered. It is used to pass
platform data to the subdev which can be used during initialization.
+ s_io_pin_config: configure one or more chip I/O pins for chips that
+ multiplex different internal signal pads out to IO pins. This function
+ takes a pointer to an array of 'n' pin configuration entries, one for
+ each pin being configured. This function could be called at times
+ other than just subdevice initialization.
+
init: initialize the sensor registors to some sort of reasonable default
values. Do not use for new drivers and should be removed in existing
drivers.
@@ -110,11 +132,18 @@ struct v4l2_decode_vbi_line {
s_power: puts subdevice in power saving mode (on == 0) or normal operation
mode (on == 1).
+
+ interrupt_service_routine: Called by the bridge chip's interrupt service
+ handler, when an interrupt status has be raised due to this subdev,
+ so that this subdev can handle the details. It may schedule work to be
+ performed later. It must not sleep. *Called from an IRQ context*.
*/
struct v4l2_subdev_core_ops {
int (*g_chip_ident)(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip);
int (*log_status)(struct v4l2_subdev *sd);
int (*s_config)(struct v4l2_subdev *sd, int irq, void *platform_data);
+ int (*s_io_pin_config)(struct v4l2_subdev *sd, size_t n,
+ struct v4l2_subdev_io_pin_config *pincfg);
int (*init)(struct v4l2_subdev *sd, u32 val);
int (*load_fw)(struct v4l2_subdev *sd);
int (*reset)(struct v4l2_subdev *sd, u32 val);
@@ -133,6 +162,8 @@ struct v4l2_subdev_core_ops {
int (*s_register)(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg);
#endif
int (*s_power)(struct v4l2_subdev *sd, int on);
+ int (*interrupt_service_routine)(struct v4l2_subdev *sd,
+ u32 status, bool *handled);
};
/* s_mode: switch the tuner to a specific tuner mode. Replacement of s_radio.
@@ -307,11 +338,6 @@ struct v4l2_subdev_sensor_ops {
};
/*
- interrupt_service_routine: Called by the bridge chip's interrupt service
- handler, when an IR interrupt status has be raised due to this subdev,
- so that this subdev can handle the details. It may schedule work to be
- performed later. It must not sleep. *Called from an IRQ context*.
-
[rt]x_g_parameters: Get the current operating parameters and state of the
the IR receiver or transmitter.
@@ -335,14 +361,9 @@ struct v4l2_subdev_sensor_ops {
*/
enum v4l2_subdev_ir_mode {
- V4L2_SUBDEV_IR_MODE_PULSE_WIDTH, /* space & mark widths in nanosecs */
+ V4L2_SUBDEV_IR_MODE_PULSE_WIDTH, /* uses struct ir_raw_event records */
};
-/* Data format of data read or written for V4L2_SUBDEV_IR_MODE_PULSE_WIDTH */
-#define V4L2_SUBDEV_IR_PULSE_MAX_WIDTH_NS 0x7fffffff
-#define V4L2_SUBDEV_IR_PULSE_LEVEL_MASK 0x80000000
-#define V4L2_SUBDEV_IR_PULSE_RX_SEQ_END 0xffffffff
-
struct v4l2_subdev_ir_parameters {
/* Either Rx or Tx */
unsigned int bytes_per_data_element; /* of data in read or write call */
@@ -356,7 +377,10 @@ struct v4l2_subdev_ir_parameters {
u32 max_pulse_width; /* ns, valid only for baseband signal */
unsigned int carrier_freq; /* Hz, valid only for modulated signal*/
unsigned int duty_cycle; /* percent, valid only for modulated signal*/
- bool invert; /* logically invert sense of mark/space */
+ bool invert_level; /* invert signal level */
+
+ /* Tx only */
+ bool invert_carrier_sense; /* Send 0/space as a carrier burst */
/* Rx only */
u32 noise_filter_min_width; /* ns, min time of a valid pulse */
@@ -366,10 +390,6 @@ struct v4l2_subdev_ir_parameters {
};
struct v4l2_subdev_ir_ops {
- /* Common to receiver and transmitter */
- int (*interrupt_service_routine)(struct v4l2_subdev *sd,
- u32 status, bool *handled);
-
/* Receiver */
int (*rx_read)(struct v4l2_subdev *sd, u8 *buf, size_t count,
ssize_t *num);
@@ -415,6 +435,8 @@ struct v4l2_subdev {
u32 flags;
struct v4l2_device *v4l2_dev;
const struct v4l2_subdev_ops *ops;
+ /* The control handler of this subdev. May be NULL. */
+ struct v4l2_ctrl_handler *ctrl_handler;
/* name must be unique */
char name[V4L2_SUBDEV_NAME_SIZE];
/* can be used to group similar subdevs, value is driver-specific */