*
* Based on the previous version of the driver for 2.4 kernels by:
* Copyright (C) 2003 Ladislav Michl <ladis@linux-mips.org>
+ *
+ * v4l2_device/v4l2_subdev conversion by:
+ * Copyright (C) 2009 Hans Verkuil <hverkuil@xs4all.nl>
+ *
+ * Note: this conversion is untested! Please contact the linux-media
+ * mailinglist if you can test this, together with the test results.
*/
/*
* TODO:
- * - remove "hacks" from memory allocation code and implement nopage()
+ * - remove "mark pages reserved-hacks" from memory allocation code
+ * and implement fault()
* - check decimation, calculating and reporting image size when
* using decimation
- * - check vino_acquire_input(), vino_set_input() and channel
- * ownership handling
- * - report VINO error-interrupts via ioctls ?
- * - implement picture controls (all implemented?)
- * - use macros for boolean values (?)
- * - implement user mode buffers and overlay (?)
+ * - implement read(), user mode buffers and overlay (?)
*/
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/mm.h>
-#include <linux/moduleparam.h>
#include <linux/time.h>
#include <linux/version.h>
-
-#ifdef CONFIG_KMOD
#include <linux/kmod.h>
-#endif
#include <linux/i2c.h>
-#include <linux/i2c-algo-sgi.h>
-#include <linux/videodev.h>
#include <linux/videodev2.h>
-#include <linux/video_decoder.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-ioctl.h>
+#include <linux/mutex.h>
#include <asm/paccess.h>
#include <asm/io.h>
* debug info.
* Note that the debug output also slows down the driver significantly */
// #define VINO_DEBUG
+// #define VINO_DEBUG_INT
-#define VINO_MODULE_VERSION "0.0.3"
-#define VINO_VERSION_CODE KERNEL_VERSION(0, 0, 3)
+#define VINO_MODULE_VERSION "0.0.6"
+#define VINO_VERSION_CODE KERNEL_VERSION(0, 0, 6)
MODULE_DESCRIPTION("SGI VINO Video4Linux2 driver");
MODULE_VERSION(VINO_MODULE_VERSION);
MODULE_AUTHOR("Mikael Nousiainen <tmnousia@cc.hut.fi>");
MODULE_LICENSE("GPL");
-#define mem_map_reserve(p) set_bit(PG_reserved, &((p)->flags))
-#define mem_map_unreserve(p) clear_bit(PG_reserved, &((p)->flags))
-
#ifdef VINO_DEBUG
#define dprintk(x...) printk("VINO: " x);
#else
#define VINO_MIN_HEIGHT 32
#define VINO_CLIPPING_START_ODD_D1 1
-#define VINO_CLIPPING_START_ODD_PAL 1
-#define VINO_CLIPPING_START_ODD_NTSC 1
+#define VINO_CLIPPING_START_ODD_PAL 15
+#define VINO_CLIPPING_START_ODD_NTSC 12
#define VINO_CLIPPING_START_EVEN_D1 2
-#define VINO_CLIPPING_START_EVEN_PAL 2
-#define VINO_CLIPPING_START_EVEN_NTSC 2
+#define VINO_CLIPPING_START_EVEN_PAL 15
+#define VINO_CLIPPING_START_EVEN_NTSC 12
#define VINO_INPUT_CHANNEL_COUNT 3
+/* the number is the index for vino_inputs */
#define VINO_INPUT_NONE -1
#define VINO_INPUT_COMPOSITE 0
#define VINO_INPUT_SVIDEO 1
#define VINO_PAGE_RATIO (PAGE_SIZE / VINO_PAGE_SIZE)
-#define VINO_FIFO_THRESHOLD_DEFAULT 512
+#define VINO_FIFO_THRESHOLD_DEFAULT 16
-/*#define VINO_FRAMEBUFFER_SIZE (VINO_PAL_WIDTH * VINO_PAL_HEIGHT * 4 \
- + 2 * PAGE_SIZE)*/
#define VINO_FRAMEBUFFER_SIZE ((VINO_PAL_WIDTH \
* VINO_PAL_HEIGHT * 4 \
+ 3 * PAGE_SIZE) & ~(PAGE_SIZE - 1))
-#define VINO_FRAMEBUFFER_MAX_COUNT 8
+#define VINO_FRAMEBUFFER_COUNT_MAX 8
#define VINO_FRAMEBUFFER_UNUSED 0
#define VINO_FRAMEBUFFER_IN_USE 1
#define VINO_DUMMY_DESC_COUNT 4
#define VINO_DESC_FETCH_DELAY 5 /* microseconds */
+#define VINO_MAX_FRAME_SKIP_COUNT 128
+
/* the number is the index for vino_data_formats */
#define VINO_DATA_FMT_NONE -1
#define VINO_DATA_FMT_GREY 0
#define VINO_DATA_FMT_RGB332 1
#define VINO_DATA_FMT_RGB32 2
#define VINO_DATA_FMT_YUV 3
-//#define VINO_DATA_FMT_RGB24 4
#define VINO_DATA_FMT_COUNT 4
+/* the number is the index for vino_data_norms */
#define VINO_DATA_NORM_NONE -1
#define VINO_DATA_NORM_NTSC 0
#define VINO_DATA_NORM_PAL 1
#define VINO_DATA_NORM_SECAM 2
#define VINO_DATA_NORM_D1 3
-/* The following is a special entry that can be used to
- * autodetect the norm. */
-#define VINO_DATA_NORM_AUTO 0xff
#define VINO_DATA_NORM_COUNT 4
+/* I2C controller flags */
+#define SGI_I2C_FORCE_IDLE (0 << 0)
+#define SGI_I2C_NOT_IDLE (1 << 0)
+#define SGI_I2C_WRITE (0 << 1)
+#define SGI_I2C_READ (1 << 1)
+#define SGI_I2C_RELEASE_BUS (0 << 2)
+#define SGI_I2C_HOLD_BUS (1 << 2)
+#define SGI_I2C_XFER_DONE (0 << 4)
+#define SGI_I2C_XFER_BUSY (1 << 4)
+#define SGI_I2C_ACK (0 << 5)
+#define SGI_I2C_NACK (1 << 5)
+#define SGI_I2C_BUS_OK (0 << 7)
+#define SGI_I2C_BUS_ERR (1 << 7)
+
/* Internal data structure definitions */
struct vino_input {
unsigned int head;
unsigned int tail;
- unsigned int data[VINO_FRAMEBUFFER_MAX_COUNT];
+ unsigned int data[VINO_FRAMEBUFFER_COUNT_MAX];
};
struct vino_framebuffer_queue {
struct vino_framebuffer_fifo in;
struct vino_framebuffer_fifo out;
- struct vino_framebuffer *buffer[VINO_FRAMEBUFFER_MAX_COUNT];
+ struct vino_framebuffer *buffer[VINO_FRAMEBUFFER_COUNT_MAX];
spinlock_t queue_lock;
- struct semaphore queue_sem;
+ struct mutex queue_mutex;
wait_queue_head_t frame_wait_queue;
};
+struct vino_interrupt_data {
+ struct timeval timestamp;
+ unsigned int frame_counter;
+ unsigned int skip_count;
+ unsigned int skip;
+};
+
struct vino_channel_settings {
unsigned int channel;
/* the driver is currently processing the queue */
int capturing;
- struct semaphore sem;
+ struct mutex mutex;
spinlock_t capture_lock;
unsigned int users;
- /* V4L support */
- struct video_device *v4l_device;
-};
+ struct vino_interrupt_data int_data;
-struct vino_client {
- /* the channel which owns this client:
- * VINO_NO_CHANNEL, VINO_CHANNEL_A or VINO_CHANNEL_B */
- unsigned int owner;
- struct i2c_client *driver;
+ /* V4L support */
+ struct video_device *vdev;
};
struct vino_settings {
+ struct v4l2_device v4l2_dev;
struct vino_channel_settings a;
struct vino_channel_settings b;
- struct vino_client decoder;
- struct vino_client camera;
+ /* the channel which owns this client:
+ * VINO_NO_CHANNEL, VINO_CHANNEL_A or VINO_CHANNEL_B */
+ unsigned int decoder_owner;
+ struct v4l2_subdev *decoder;
+ unsigned int camera_owner;
+ struct v4l2_subdev *camera;
/* a lock for vino register access */
spinlock_t vino_lock;
/* Module parameters */
/*
- * Using vino_pixel_conversion the ARGB32-format pixels supplied
+ * Using vino_pixel_conversion the ABGR32-format pixels supplied
* by the VINO chip can be converted to more common formats
* like RGBA32 (or probably RGB24 in the future). This way we
* can give out data that can be specified correctly with
*
* Use non-zero value to enable conversion.
*/
-static int vino_pixel_conversion = 0;
+static int vino_pixel_conversion;
+
module_param_named(pixelconv, vino_pixel_conversion, int, 0);
+
MODULE_PARM_DESC(pixelconv,
"enable pixel conversion (non-zero value enables)");
static struct vino_settings *vino_drvdata;
+#define camera_call(o, f, args...) \
+ v4l2_subdev_call(vino_drvdata->camera, o, f, ##args)
+#define decoder_call(o, f, args...) \
+ v4l2_subdev_call(vino_drvdata->decoder, o, f, ##args)
+
static const char *vino_driver_name = "vino";
static const char *vino_driver_description = "SGI VINO";
static const char *vino_bus_name = "GIO64 bus";
-static const char *vino_v4l_device_name_a = "SGI VINO Channel A";
-static const char *vino_v4l_device_name_b = "SGI VINO Channel B";
+static const char *vino_vdev_name_a = "SGI VINO Channel A";
+static const char *vino_vdev_name_b = "SGI VINO Channel B";
+
+static void vino_capture_tasklet(unsigned long channel);
+
+DECLARE_TASKLET(vino_tasklet_a, vino_capture_tasklet, VINO_CHANNEL_A);
+DECLARE_TASKLET(vino_tasklet_b, vino_capture_tasklet, VINO_CHANNEL_B);
static const struct vino_input vino_inputs[] = {
{
.name = "Composite",
- .std = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM,
- },{
+ .std = V4L2_STD_NTSC | V4L2_STD_PAL
+ | V4L2_STD_SECAM,
+ }, {
.name = "S-Video",
- .std = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM,
- },{
- .name = "D1 (IndyCam)",
+ .std = V4L2_STD_NTSC | V4L2_STD_PAL
+ | V4L2_STD_SECAM,
+ }, {
+ .name = "D1/IndyCam",
.std = V4L2_STD_NTSC,
}
};
.bpp = 1,
.pixelformat = V4L2_PIX_FMT_GREY,
.colorspace = V4L2_COLORSPACE_SMPTE170M,
- },{
+ }, {
.description = "8-bit dithered RGB 3-3-2",
.bpp = 1,
.pixelformat = V4L2_PIX_FMT_RGB332,
.colorspace = V4L2_COLORSPACE_SRGB,
- },{
+ }, {
.description = "32-bit RGB",
.bpp = 4,
.pixelformat = V4L2_PIX_FMT_RGB32,
.colorspace = V4L2_COLORSPACE_SRGB,
- },{
+ }, {
.description = "YUV 4:2:2",
- .bpp = 4,
+ .bpp = 2,
.pixelformat = V4L2_PIX_FMT_YUYV, // XXX: swapped?
.colorspace = V4L2_COLORSPACE_SMPTE170M,
- }/*,{
- .description = "24-bit RGB",
- .bpp = 3,
- .pixelformat = V4L2_PIX_FMT_RGB24,
- .colorspace = V4L2_COLORSPACE_SRGB,
- }*/
+ }
};
static const struct vino_data_norm vino_data_norms[] = {
.width = VINO_NTSC_WIDTH,
.height = VINO_NTSC_HEIGHT,
.odd = {
- .top = VINO_CLIPPING_START_ODD_NTSC,
- .left = 0,
+ .top = VINO_CLIPPING_START_ODD_NTSC,
+ .left = 0,
.bottom = VINO_CLIPPING_START_ODD_NTSC
+ VINO_NTSC_HEIGHT / 2 - 1,
- .right = VINO_NTSC_WIDTH,
+ .right = VINO_NTSC_WIDTH,
},
.even = {
- .top = VINO_CLIPPING_START_EVEN_NTSC,
- .left = 0,
+ .top = VINO_CLIPPING_START_EVEN_NTSC,
+ .left = 0,
.bottom = VINO_CLIPPING_START_EVEN_NTSC
+ VINO_NTSC_HEIGHT / 2 - 1,
- .right = VINO_NTSC_WIDTH,
+ .right = VINO_NTSC_WIDTH,
},
- },{
+ }, {
.description = "PAL",
.std = V4L2_STD_PAL,
.fps_min = 5,
.width = VINO_PAL_WIDTH,
.height = VINO_PAL_HEIGHT,
.odd = {
- .top = VINO_CLIPPING_START_ODD_PAL,
- .left = 0,
+ .top = VINO_CLIPPING_START_ODD_PAL,
+ .left = 0,
.bottom = VINO_CLIPPING_START_ODD_PAL
+ VINO_PAL_HEIGHT / 2 - 1,
- .right = VINO_PAL_WIDTH,
+ .right = VINO_PAL_WIDTH,
},
.even = {
- .top = VINO_CLIPPING_START_EVEN_PAL,
- .left = 0,
+ .top = VINO_CLIPPING_START_EVEN_PAL,
+ .left = 0,
.bottom = VINO_CLIPPING_START_EVEN_PAL
+ VINO_PAL_HEIGHT / 2 - 1,
- .right = VINO_PAL_WIDTH,
+ .right = VINO_PAL_WIDTH,
},
- },{
+ }, {
.description = "SECAM",
.std = V4L2_STD_SECAM,
.fps_min = 5,
.width = VINO_PAL_WIDTH,
.height = VINO_PAL_HEIGHT,
.odd = {
- .top = VINO_CLIPPING_START_ODD_PAL,
- .left = 0,
+ .top = VINO_CLIPPING_START_ODD_PAL,
+ .left = 0,
.bottom = VINO_CLIPPING_START_ODD_PAL
+ VINO_PAL_HEIGHT / 2 - 1,
- .right = VINO_PAL_WIDTH,
+ .right = VINO_PAL_WIDTH,
},
.even = {
- .top = VINO_CLIPPING_START_EVEN_PAL,
- .left = 0,
+ .top = VINO_CLIPPING_START_EVEN_PAL,
+ .left = 0,
.bottom = VINO_CLIPPING_START_EVEN_PAL
+ VINO_PAL_HEIGHT / 2 - 1,
- .right = VINO_PAL_WIDTH,
+ .right = VINO_PAL_WIDTH,
},
- },{
- .description = "NTSC (D1 input)",
+ }, {
+ .description = "NTSC/D1",
.std = V4L2_STD_NTSC,
.fps_min = 6,
.fps_max = 30,
.width = VINO_NTSC_WIDTH,
.height = VINO_NTSC_HEIGHT,
.odd = {
- .top = VINO_CLIPPING_START_ODD_D1,
- .left = 0,
+ .top = VINO_CLIPPING_START_ODD_D1,
+ .left = 0,
.bottom = VINO_CLIPPING_START_ODD_D1
+ VINO_NTSC_HEIGHT / 2 - 1,
- .right = VINO_NTSC_WIDTH,
+ .right = VINO_NTSC_WIDTH,
},
.even = {
- .top = VINO_CLIPPING_START_EVEN_D1,
- .left = 0,
+ .top = VINO_CLIPPING_START_EVEN_D1,
+ .left = 0,
.bottom = VINO_CLIPPING_START_EVEN_D1
+ VINO_NTSC_HEIGHT / 2 - 1,
- .right = VINO_NTSC_WIDTH,
+ .right = VINO_NTSC_WIDTH,
},
}
};
.maximum = 1,
.step = 1,
.default_value = INDYCAM_AGC_DEFAULT,
- .flags = 0,
- .reserved = { 0, 0 },
- },{
+ }, {
.id = V4L2_CID_AUTO_WHITE_BALANCE,
.type = V4L2_CTRL_TYPE_BOOLEAN,
.name = "Automatic White Balance",
.maximum = 1,
.step = 1,
.default_value = INDYCAM_AWB_DEFAULT,
- .flags = 0,
- .reserved = { 0, 0 },
- },{
+ }, {
.id = V4L2_CID_GAIN,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Gain",
.maximum = INDYCAM_GAIN_MAX,
.step = 1,
.default_value = INDYCAM_GAIN_DEFAULT,
- .flags = 0,
- .reserved = { 0, 0 },
- },{
- .id = V4L2_CID_PRIVATE_BASE,
+ }, {
+ .id = INDYCAM_CONTROL_RED_SATURATION,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Red Saturation",
.minimum = INDYCAM_RED_SATURATION_MIN,
.maximum = INDYCAM_RED_SATURATION_MAX,
.step = 1,
.default_value = INDYCAM_RED_SATURATION_DEFAULT,
- .flags = 0,
- .reserved = { 0, 0 },
- },{
- .id = V4L2_CID_PRIVATE_BASE + 1,
+ }, {
+ .id = INDYCAM_CONTROL_BLUE_SATURATION,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Blue Saturation",
.minimum = INDYCAM_BLUE_SATURATION_MIN,
.maximum = INDYCAM_BLUE_SATURATION_MAX,
.step = 1,
.default_value = INDYCAM_BLUE_SATURATION_DEFAULT,
- .flags = 0,
- .reserved = { 0, 0 },
- },{
+ }, {
.id = V4L2_CID_RED_BALANCE,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Red Balance",
.maximum = INDYCAM_RED_BALANCE_MAX,
.step = 1,
.default_value = INDYCAM_RED_BALANCE_DEFAULT,
- .flags = 0,
- .reserved = { 0, 0 },
- },{
+ }, {
.id = V4L2_CID_BLUE_BALANCE,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Blue Balance",
.maximum = INDYCAM_BLUE_BALANCE_MAX,
.step = 1,
.default_value = INDYCAM_BLUE_BALANCE_DEFAULT,
- .flags = 0,
- .reserved = { 0, 0 },
- },{
+ }, {
.id = V4L2_CID_EXPOSURE,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Shutter Control",
.maximum = INDYCAM_SHUTTER_MAX,
.step = 1,
.default_value = INDYCAM_SHUTTER_DEFAULT,
- .flags = 0,
- .reserved = { 0, 0 },
- },{
+ }, {
.id = V4L2_CID_GAMMA,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Gamma",
.maximum = INDYCAM_GAMMA_MAX,
.step = 1,
.default_value = INDYCAM_GAMMA_DEFAULT,
- .flags = 0,
- .reserved = { 0, 0 },
}
};
-#define VINO_SAA7191_V4L2_CONTROL_COUNT 2
+#define VINO_SAA7191_V4L2_CONTROL_COUNT 9
struct v4l2_queryctrl vino_saa7191_v4l2_controls[] = {
{
.maximum = SAA7191_HUE_MAX,
.step = 1,
.default_value = SAA7191_HUE_DEFAULT,
- .flags = 0,
- .reserved = { 0, 0 },
- },{
- .id = V4L2_CID_PRIVATE_BASE,
+ }, {
+ .id = SAA7191_CONTROL_BANDPASS,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .name = "Luminance Bandpass",
+ .minimum = SAA7191_BANDPASS_MIN,
+ .maximum = SAA7191_BANDPASS_MAX,
+ .step = 1,
+ .default_value = SAA7191_BANDPASS_DEFAULT,
+ }, {
+ .id = SAA7191_CONTROL_BANDPASS_WEIGHT,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .name = "Luminance Bandpass Weight",
+ .minimum = SAA7191_BANDPASS_WEIGHT_MIN,
+ .maximum = SAA7191_BANDPASS_WEIGHT_MAX,
+ .step = 1,
+ .default_value = SAA7191_BANDPASS_WEIGHT_DEFAULT,
+ }, {
+ .id = SAA7191_CONTROL_CORING,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .name = "HF Luminance Coring",
+ .minimum = SAA7191_CORING_MIN,
+ .maximum = SAA7191_CORING_MAX,
+ .step = 1,
+ .default_value = SAA7191_CORING_DEFAULT,
+ }, {
+ .id = SAA7191_CONTROL_FORCE_COLOUR,
+ .type = V4L2_CTRL_TYPE_BOOLEAN,
+ .name = "Force Colour",
+ .minimum = SAA7191_FORCE_COLOUR_MIN,
+ .maximum = SAA7191_FORCE_COLOUR_MAX,
+ .step = 1,
+ .default_value = SAA7191_FORCE_COLOUR_DEFAULT,
+ }, {
+ .id = SAA7191_CONTROL_CHROMA_GAIN,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .name = "Chrominance Gain Control",
+ .minimum = SAA7191_CHROMA_GAIN_MIN,
+ .maximum = SAA7191_CHROMA_GAIN_MAX,
+ .step = 1,
+ .default_value = SAA7191_CHROMA_GAIN_DEFAULT,
+ }, {
+ .id = SAA7191_CONTROL_VTRC,
.type = V4L2_CTRL_TYPE_BOOLEAN,
.name = "VTR Time Constant",
.minimum = SAA7191_VTRC_MIN,
.maximum = SAA7191_VTRC_MAX,
.step = 1,
.default_value = SAA7191_VTRC_DEFAULT,
- .flags = 0,
- .reserved = { 0, 0 },
- }
-};
-
-/* VINO I2C bus functions */
-
-unsigned i2c_vino_getctrl(void *data)
-{
- return vino->i2c_control;
-}
-
-void i2c_vino_setctrl(void *data, unsigned val)
-{
- vino->i2c_control = val;
-}
-
-unsigned i2c_vino_rdata(void *data)
-{
- return vino->i2c_data;
-}
-
-void i2c_vino_wdata(void *data, unsigned val)
-{
- vino->i2c_data = val;
-}
-
-static struct i2c_algo_sgi_data i2c_sgi_vino_data =
-{
- .getctrl = &i2c_vino_getctrl,
- .setctrl = &i2c_vino_setctrl,
- .rdata = &i2c_vino_rdata,
- .wdata = &i2c_vino_wdata,
- .xfer_timeout = 200,
- .ack_timeout = 1000,
-};
-
-/*
- * There are two possible clients on VINO I2C bus, so we limit usage only
- * to them.
- */
-static int i2c_vino_client_reg(struct i2c_client *client)
-{
- int ret = 0;
-
- spin_lock(&vino_drvdata->input_lock);
- switch (client->driver->id) {
- case I2C_DRIVERID_SAA7191:
- if (vino_drvdata->decoder.driver)
- ret = -EBUSY;
- else
- vino_drvdata->decoder.driver = client;
- break;
- case I2C_DRIVERID_INDYCAM:
- if (vino_drvdata->camera.driver)
- ret = -EBUSY;
- else
- vino_drvdata->camera.driver = client;
- break;
- default:
- ret = -ENODEV;
- }
- spin_unlock(&vino_drvdata->input_lock);
-
- return ret;
-}
-
-static int i2c_vino_client_unreg(struct i2c_client *client)
-{
- int ret = 0;
-
- spin_lock(&vino_drvdata->input_lock);
- if (client == vino_drvdata->decoder.driver) {
- if (vino_drvdata->decoder.owner != VINO_NO_CHANNEL)
- ret = -EBUSY;
- else
- vino_drvdata->decoder.driver = NULL;
- } else if (client == vino_drvdata->camera.driver) {
- if (vino_drvdata->camera.owner != VINO_NO_CHANNEL)
- ret = -EBUSY;
- else
- vino_drvdata->camera.driver = NULL;
+ }, {
+ .id = SAA7191_CONTROL_LUMA_DELAY,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .name = "Luminance Delay Compensation",
+ .minimum = SAA7191_LUMA_DELAY_MIN,
+ .maximum = SAA7191_LUMA_DELAY_MAX,
+ .step = 1,
+ .default_value = SAA7191_LUMA_DELAY_DEFAULT,
+ }, {
+ .id = SAA7191_CONTROL_VNR,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .name = "Vertical Noise Reduction",
+ .minimum = SAA7191_VNR_MIN,
+ .maximum = SAA7191_VNR_MAX,
+ .step = 1,
+ .default_value = SAA7191_VNR_DEFAULT,
}
- spin_unlock(&vino_drvdata->input_lock);
-
- return ret;
-}
-
-static struct i2c_adapter vino_i2c_adapter =
-{
- .name = "VINO I2C bus",
- .id = I2C_HW_SGI_VINO,
- .algo_data = &i2c_sgi_vino_data,
- .client_register = &i2c_vino_client_reg,
- .client_unregister = &i2c_vino_client_unreg,
};
-static int vino_i2c_add_bus(void)
-{
- return i2c_sgi_add_bus(&vino_i2c_adapter);
-}
-
-static int vino_i2c_del_bus(void)
-{
- return i2c_sgi_del_bus(&vino_i2c_adapter);
-}
-
-static int i2c_camera_command(unsigned int cmd, void *arg)
-{
- return vino_drvdata->camera.driver->
- driver->command(vino_drvdata->camera.driver,
- cmd, arg);
-}
-
-static int i2c_decoder_command(unsigned int cmd, void *arg)
-{
- return vino_drvdata->decoder.driver->
- driver->command(vino_drvdata->decoder.driver,
- cmd, arg);
-}
-
/* VINO framebuffer/DMA descriptor management */
static void vino_free_buffer_with_count(struct vino_framebuffer *fb,
dprintk("vino_free_buffer_with_count(): count = %d\n", count);
for (i = 0; i < count; i++) {
- mem_map_unreserve(virt_to_page(fb->desc_table.virtual[i]));
+ ClearPageReserved(virt_to_page((void *)fb->desc_table.virtual[i]));
dma_unmap_single(NULL,
fb->desc_table.dma_cpu[VINO_PAGE_RATIO * i],
PAGE_SIZE, DMA_FROM_DEVICE);
dma_data_addr + VINO_PAGE_SIZE * j;
}
- mem_map_reserve(virt_to_page(fb->desc_table.virtual[i]));
+ SetPageReserved(virt_to_page((void *)fb->desc_table.virtual[i]));
}
/* page_count needs to be set anyway, because the descriptor table has
dma_data_addr + VINO_PAGE_SIZE * j;
}
- mem_map_reserve(virt_to_page(fb->desc_table.virtual[i]));
+ SetPageReserved(virt_to_page((void *)fb->desc_table.virtual[i]));
}
/* page_count needs to be set anyway, because the descriptor table has
dprintk("vino_sync_buffer():\n");
for (i = 0; i < fb->desc_table.page_count; i++)
- dma_sync_single(NULL,
- fb->desc_table.dma_cpu[VINO_PAGE_RATIO * i],
- PAGE_SIZE, DMA_FROM_DEVICE);
+ dma_sync_single_for_cpu(NULL,
+ fb->desc_table.dma_cpu[VINO_PAGE_RATIO * i],
+ PAGE_SIZE, DMA_FROM_DEVICE);
}
/* Framebuffer fifo functions (need to be locked externally) */
-static void vino_fifo_init(struct vino_framebuffer_fifo *f,
+static inline void vino_fifo_init(struct vino_framebuffer_fifo *f,
unsigned int length)
{
f->length = 0;
f->head = 0;
f->tail = 0;
- if (length > VINO_FRAMEBUFFER_MAX_COUNT)
- length = VINO_FRAMEBUFFER_MAX_COUNT;
+ if (length > VINO_FRAMEBUFFER_COUNT_MAX)
+ length = VINO_FRAMEBUFFER_COUNT_MAX;
f->length = length;
}
/* returns true/false */
-static int vino_fifo_has_id(struct vino_framebuffer_fifo *f, unsigned int id)
+static inline int vino_fifo_has_id(struct vino_framebuffer_fifo *f,
+ unsigned int id)
{
unsigned int i;
+
for (i = f->head; i == (f->tail - 1); i = (i + 1) % f->length) {
if (f->data[i] == id)
return 1;
return 0;
}
+#if 0
/* returns true/false */
-static int vino_fifo_full(struct vino_framebuffer_fifo *f)
+static inline int vino_fifo_full(struct vino_framebuffer_fifo *f)
{
return (f->used == f->length);
}
+#endif
-static unsigned int vino_fifo_get_used(struct vino_framebuffer_fifo *f)
+static inline unsigned int vino_fifo_get_used(struct vino_framebuffer_fifo *f)
{
return f->used;
}
if (q->type != VINO_MEMORY_MMAP)
return;
- down(&q->queue_sem);
+ mutex_lock(&q->queue_mutex);
vino_queue_free_with_count(q, q->length);
- up(&q->queue_sem);
+ mutex_unlock(&q->queue_mutex);
}
static int vino_queue_init(struct vino_framebuffer_queue *q,
if (*length < 1)
return -EINVAL;
- down(&q->queue_sem);
+ mutex_lock(&q->queue_mutex);
- if (*length > VINO_FRAMEBUFFER_MAX_COUNT)
- *length = VINO_FRAMEBUFFER_MAX_COUNT;
+ if (*length > VINO_FRAMEBUFFER_COUNT_MAX)
+ *length = VINO_FRAMEBUFFER_COUNT_MAX;
q->length = 0;
q->magic = VINO_QUEUE_MAGIC;
}
- up(&q->queue_sem);
+ mutex_unlock(&q->queue_mutex);
return ret;
}
return ret;
}
+#if 0
static int vino_queue_get_total(struct vino_framebuffer_queue *q,
unsigned int *total)
{
return ret;
}
+#endif
static struct vino_framebuffer *vino_queue_peek(struct
vino_framebuffer_queue *q,
unsigned int w = vcs->clipping.right - vcs->clipping.left;
unsigned int d = vcs->decimation;
unsigned int bpp = vino_data_formats[vcs->data_format].bpp;
- unsigned int lsize;
+ unsigned int lsize;
dprintk("update_line_size(): before: w = %d, d = %d, "
"line_size = %d\n", w, d, vcs->line_size);
- /* line size must be multiple of 8 bytes */
+
+ /* line size must be multiple of 8 bytes */
lsize = (bpp * (w / d)) & ~7;
w = (lsize / bpp) * d;
vcs->clipping.right = vcs->clipping.left + w;
vcs->line_size = lsize;
+
dprintk("update_line_size(): after: w = %d, d = %d, "
"line_size = %d\n", w, d, vcs->line_size);
}
}
/* execute with input_lock locked */
-static void vino_set_default_clipping(struct vino_channel_settings *vcs)
+static inline void vino_set_default_clipping(struct vino_channel_settings *vcs)
{
vino_set_clipping(vcs, 0, 0, vino_data_norms[vcs->data_norm].width,
vino_data_norms[vcs->data_norm].height);
if (d < 1) {
d = 1;
- }
- if (d > 8) {
+ } else if (d > 8) {
d = 8;
}
}
/* execute with input_lock locked */
-static void vino_reset_scaling(struct vino_channel_settings *vcs)
+static inline void vino_set_default_scaling(struct vino_channel_settings *vcs)
{
vino_set_scaling(vcs, vcs->clipping.right - vcs->clipping.left,
vcs->clipping.bottom - vcs->clipping.top);
}
/* execute with input_lock locked */
-static void vino_set_default_framerate(struct vino_channel_settings *vcs)
+static inline void vino_set_default_framerate(struct
+ vino_channel_settings *vcs)
{
vino_set_framerate(vcs, vino_data_norms[vcs->data_norm].fps_max);
}
+/* VINO I2C bus functions */
+
+struct i2c_algo_sgi_data {
+ void *data; /* private data for lowlevel routines */
+ unsigned (*getctrl)(void *data);
+ void (*setctrl)(void *data, unsigned val);
+ unsigned (*rdata)(void *data);
+ void (*wdata)(void *data, unsigned val);
+
+ int xfer_timeout;
+ int ack_timeout;
+};
+
+static int wait_xfer_done(struct i2c_algo_sgi_data *adap)
+{
+ int i;
+
+ for (i = 0; i < adap->xfer_timeout; i++) {
+ if ((adap->getctrl(adap->data) & SGI_I2C_XFER_BUSY) == 0)
+ return 0;
+ udelay(1);
+ }
+
+ return -ETIMEDOUT;
+}
+
+static int wait_ack(struct i2c_algo_sgi_data *adap)
+{
+ int i;
+
+ if (wait_xfer_done(adap))
+ return -ETIMEDOUT;
+ for (i = 0; i < adap->ack_timeout; i++) {
+ if ((adap->getctrl(adap->data) & SGI_I2C_NACK) == 0)
+ return 0;
+ udelay(1);
+ }
+
+ return -ETIMEDOUT;
+}
+
+static int force_idle(struct i2c_algo_sgi_data *adap)
+{
+ int i;
+
+ adap->setctrl(adap->data, SGI_I2C_FORCE_IDLE);
+ for (i = 0; i < adap->xfer_timeout; i++) {
+ if ((adap->getctrl(adap->data) & SGI_I2C_NOT_IDLE) == 0)
+ goto out;
+ udelay(1);
+ }
+ return -ETIMEDOUT;
+out:
+ if (adap->getctrl(adap->data) & SGI_I2C_BUS_ERR)
+ return -EIO;
+ return 0;
+}
+
+static int do_address(struct i2c_algo_sgi_data *adap, unsigned int addr,
+ int rd)
+{
+ if (rd)
+ adap->setctrl(adap->data, SGI_I2C_NOT_IDLE);
+ /* Check if bus is idle, eventually force it to do so */
+ if (adap->getctrl(adap->data) & SGI_I2C_NOT_IDLE)
+ if (force_idle(adap))
+ return -EIO;
+ /* Write out the i2c chip address and specify operation */
+ adap->setctrl(adap->data,
+ SGI_I2C_HOLD_BUS | SGI_I2C_WRITE | SGI_I2C_NOT_IDLE);
+ if (rd)
+ addr |= 1;
+ adap->wdata(adap->data, addr);
+ if (wait_ack(adap))
+ return -EIO;
+ return 0;
+}
+
+static int i2c_read(struct i2c_algo_sgi_data *adap, unsigned char *buf,
+ unsigned int len)
+{
+ int i;
+
+ adap->setctrl(adap->data,
+ SGI_I2C_HOLD_BUS | SGI_I2C_READ | SGI_I2C_NOT_IDLE);
+ for (i = 0; i < len; i++) {
+ if (wait_xfer_done(adap))
+ return -EIO;
+ buf[i] = adap->rdata(adap->data);
+ }
+ adap->setctrl(adap->data, SGI_I2C_RELEASE_BUS | SGI_I2C_FORCE_IDLE);
+
+ return 0;
+
+}
+
+static int i2c_write(struct i2c_algo_sgi_data *adap, unsigned char *buf,
+ unsigned int len)
+{
+ int i;
+
+ /* We are already in write state */
+ for (i = 0; i < len; i++) {
+ adap->wdata(adap->data, buf[i]);
+ if (wait_ack(adap))
+ return -EIO;
+ }
+ return 0;
+}
+
+static int sgi_xfer(struct i2c_adapter *i2c_adap, struct i2c_msg *msgs,
+ int num)
+{
+ struct i2c_algo_sgi_data *adap = i2c_adap->algo_data;
+ struct i2c_msg *p;
+ int i, err = 0;
+
+ for (i = 0; !err && i < num; i++) {
+ p = &msgs[i];
+ err = do_address(adap, p->addr, p->flags & I2C_M_RD);
+ if (err || !p->len)
+ continue;
+ if (p->flags & I2C_M_RD)
+ err = i2c_read(adap, p->buf, p->len);
+ else
+ err = i2c_write(adap, p->buf, p->len);
+ }
+
+ return (err < 0) ? err : i;
+}
+
+static u32 sgi_func(struct i2c_adapter *adap)
+{
+ return I2C_FUNC_SMBUS_EMUL;
+}
+
+static const struct i2c_algorithm sgi_algo = {
+ .master_xfer = sgi_xfer,
+ .functionality = sgi_func,
+};
+
+static unsigned i2c_vino_getctrl(void *data)
+{
+ return vino->i2c_control;
+}
+
+static void i2c_vino_setctrl(void *data, unsigned val)
+{
+ vino->i2c_control = val;
+}
+
+static unsigned i2c_vino_rdata(void *data)
+{
+ return vino->i2c_data;
+}
+
+static void i2c_vino_wdata(void *data, unsigned val)
+{
+ vino->i2c_data = val;
+}
+
+static struct i2c_algo_sgi_data i2c_sgi_vino_data = {
+ .getctrl = &i2c_vino_getctrl,
+ .setctrl = &i2c_vino_setctrl,
+ .rdata = &i2c_vino_rdata,
+ .wdata = &i2c_vino_wdata,
+ .xfer_timeout = 200,
+ .ack_timeout = 1000,
+};
+
+static struct i2c_adapter vino_i2c_adapter = {
+ .name = "VINO I2C bus",
+ .algo = &sgi_algo,
+ .algo_data = &i2c_sgi_vino_data,
+ .owner = THIS_MODULE,
+};
+
/*
* Prepare VINO for DMA transfer...
* (execute only with vino_lock and input_lock locked)
* should be more than enough time */
udelay(VINO_DESC_FETCH_DELAY);
+ dprintk("vino_dma_setup(): start desc = %08x, next 4 desc = %08x\n",
+ ch->start_desc_tbl, ch->next_4_desc);
+
/* set the alpha register */
ch->alpha = vcs->alpha;
VINO_CLIP_EVEN(norm->even.top +
vcs->clipping.bottom / 2 - 1) |
VINO_CLIP_X(vcs->clipping.right);
- /* FIXME: end-of-field bug workaround
- VINO_CLIP_X(VINO_PAL_WIDTH);
- */
/* set the size of actual content in the buffer (DECIMATION !) */
fb->data_size = ((vcs->clipping.right - vcs->clipping.left) /
}
/* (execute only with vino_lock locked) */
-static void vino_dma_start(struct vino_channel_settings *vcs)
+static inline void vino_dma_start(struct vino_channel_settings *vcs)
{
u32 ctrl = vino->control;
}
/* (execute only with vino_lock locked) */
-static void vino_dma_stop(struct vino_channel_settings *vcs)
+static inline void vino_dma_stop(struct vino_channel_settings *vcs)
{
u32 ctrl = vino->control;
ctrl &= (vcs->channel == VINO_CHANNEL_A) ?
~VINO_CTRL_A_DMA_ENBL : ~VINO_CTRL_B_DMA_ENBL;
+ ctrl &= (vcs->channel == VINO_CHANNEL_A) ?
+ ~VINO_CTRL_A_INT : ~VINO_CTRL_B_INT;
vino->control = ctrl;
dprintk("vino_dma_stop():\n");
}
struct vino_framebuffer *fb;
unsigned int incoming, id;
int err = 0;
- unsigned long flags, flags2;
+ unsigned long flags;
dprintk("vino_capture_next():\n");
goto out;
}
- spin_lock_irqsave(&fb->state_lock, flags2);
- fb->state = VINO_FRAMEBUFFER_UNUSED;
- spin_unlock_irqrestore(&fb->state_lock, flags2);
-
if (start) {
vcs->capturing = 1;
}
return err;
}
-static int vino_is_capturing(struct vino_channel_settings *vcs)
+static inline int vino_is_capturing(struct vino_channel_settings *vcs)
{
int ret;
unsigned long flags;
init_waitqueue_entry(&wait, current);
/* add ourselves into wait queue */
add_wait_queue(&vcs->fb_queue.frame_wait_queue, &wait);
- /* and set current state */
- set_current_state(TASK_INTERRUPTIBLE);
/* to ensure that schedule_timeout will return immediately
- * if VINO interrupt was triggred meanwhile */
- schedule_timeout(HZ / 10);
+ * if VINO interrupt was triggered meanwhile */
+ schedule_timeout_interruptible(msecs_to_jiffies(100));
if (signal_pending(current))
err = -EINTR;
dprintk("vino_capture_stop():\n");
spin_lock_irqsave(&vcs->capture_lock, flags);
+
/* unset capturing to stop queue processing */
vcs->capturing = 0;
spin_unlock_irqrestore(&vcs->capture_lock, flags);
}
+#if 0
static int vino_capture_failed(struct vino_channel_settings *vcs)
{
struct vino_framebuffer *fb;
return 0;
}
+#endif
+
+static void vino_skip_frame(struct vino_channel_settings *vcs)
+{
+ struct vino_framebuffer *fb;
+ unsigned long flags;
+ unsigned int id;
+
+ spin_lock_irqsave(&vcs->capture_lock, flags);
+ fb = vino_queue_peek(&vcs->fb_queue, &id);
+ if (!fb) {
+ spin_unlock_irqrestore(&vcs->capture_lock, flags);
+ dprintk("vino_skip_frame(): vino_queue_peek() failed!\n");
+ return;
+ }
+ spin_unlock_irqrestore(&vcs->capture_lock, flags);
+
+ spin_lock_irqsave(&fb->state_lock, flags);
+ fb->state = VINO_FRAMEBUFFER_UNUSED;
+ spin_unlock_irqrestore(&fb->state_lock, flags);
+
+ vino_capture_next(vcs, 0);
+}
-static void vino_frame_done(struct vino_channel_settings *vcs,
- unsigned int fc)
+static void vino_frame_done(struct vino_channel_settings *vcs)
{
struct vino_framebuffer *fb;
unsigned long flags;
}
spin_unlock_irqrestore(&vcs->capture_lock, flags);
- fb->frame_counter = fc;
- do_gettimeofday(&fb->timestamp);
+ fb->frame_counter = vcs->int_data.frame_counter;
+ memcpy(&fb->timestamp, &vcs->int_data.timestamp,
+ sizeof(struct timeval));
spin_lock_irqsave(&fb->state_lock, flags);
if (fb->state == VINO_FRAMEBUFFER_IN_USE)
vino_capture_next(vcs, 0);
}
-static irqreturn_t vino_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static void vino_capture_tasklet(unsigned long channel) {
+ struct vino_channel_settings *vcs;
+
+ vcs = (channel == VINO_CHANNEL_A)
+ ? &vino_drvdata->a : &vino_drvdata->b;
+
+ if (vcs->int_data.skip)
+ vcs->int_data.skip_count++;
+
+ if (vcs->int_data.skip && (vcs->int_data.skip_count
+ <= VINO_MAX_FRAME_SKIP_COUNT)) {
+ vino_skip_frame(vcs);
+ } else {
+ vcs->int_data.skip_count = 0;
+ vino_frame_done(vcs);
+ }
+}
+
+static irqreturn_t vino_interrupt(int irq, void *dev_id)
{
- u32 intr;
+ u32 ctrl, intr;
unsigned int fc_a, fc_b;
- int done_a = 0;
- int done_b = 0;
+ int handled_a = 0, skip_a = 0, done_a = 0;
+ int handled_b = 0, skip_b = 0, done_b = 0;
+
+#ifdef VINO_DEBUG_INT
+ int loop = 0;
+ unsigned int line_count = vino->a.line_count,
+ page_index = vino->a.page_index,
+ field_counter = vino->a.field_counter,
+ start_desc_tbl = vino->a.start_desc_tbl,
+ next_4_desc = vino->a.next_4_desc;
+ unsigned int line_count_2,
+ page_index_2,
+ field_counter_2,
+ start_desc_tbl_2,
+ next_4_desc_2;
+#endif
spin_lock(&vino_drvdata->vino_lock);
- intr = vino->intr_status;
- fc_a = vino->a.field_counter / 2;
- fc_b = vino->b.field_counter / 2;
-
- // TODO: handle error-interrupts in some special way ?
-
- if (intr & VINO_INTSTAT_A) {
- if (intr & VINO_INTSTAT_A_EOF) {
- vino_drvdata->a.field++;
- if (vino_drvdata->a.field > 1) {
+ while ((intr = vino->intr_status)) {
+ fc_a = vino->a.field_counter >> 1;
+ fc_b = vino->b.field_counter >> 1;
+
+ /* handle error-interrupts in some special way ?
+ * --> skips frames */
+ if (intr & VINO_INTSTAT_A) {
+ if (intr & VINO_INTSTAT_A_EOF) {
+ vino_drvdata->a.field++;
+ if (vino_drvdata->a.field > 1) {
+ vino_dma_stop(&vino_drvdata->a);
+ vino_clear_interrupt(&vino_drvdata->a);
+ vino_drvdata->a.field = 0;
+ done_a = 1;
+ } else {
+ if (vino->a.page_index
+ != vino_drvdata->a.line_size) {
+ vino->a.line_count = 0;
+ vino->a.page_index =
+ vino_drvdata->
+ a.line_size;
+ vino->a.next_4_desc =
+ vino->a.start_desc_tbl;
+ }
+ }
+ dprintk("channel A end-of-field "
+ "interrupt: %04x\n", intr);
+ } else {
vino_dma_stop(&vino_drvdata->a);
vino_clear_interrupt(&vino_drvdata->a);
vino_drvdata->a.field = 0;
- done_a = 1;
+ skip_a = 1;
+ dprintk("channel A error interrupt: %04x\n",
+ intr);
}
- dprintk("intr: channel A end-of-field interrupt: "
- "%04x\n", intr);
- } else {
- vino_dma_stop(&vino_drvdata->a);
- vino_clear_interrupt(&vino_drvdata->a);
- done_a = 1;
- dprintk("channel A error interrupt: %04x\n", intr);
+
+#ifdef VINO_DEBUG_INT
+ line_count_2 = vino->a.line_count;
+ page_index_2 = vino->a.page_index;
+ field_counter_2 = vino->a.field_counter;
+ start_desc_tbl_2 = vino->a.start_desc_tbl;
+ next_4_desc_2 = vino->a.next_4_desc;
+
+ printk("intr = %04x, loop = %d, field = %d\n",
+ intr, loop, vino_drvdata->a.field);
+ printk("1- line count = %04d, page index = %04d, "
+ "start = %08x, next = %08x\n"
+ " fieldc = %d, framec = %d\n",
+ line_count, page_index, start_desc_tbl,
+ next_4_desc, field_counter, fc_a);
+ printk("12-line count = %04d, page index = %04d, "
+ " start = %08x, next = %08x\n",
+ line_count_2, page_index_2, start_desc_tbl_2,
+ next_4_desc_2);
+
+ if (done_a)
+ printk("\n");
+#endif
}
- }
- if (intr & VINO_INTSTAT_B) {
- if (intr & VINO_INTSTAT_B_EOF) {
- vino_drvdata->b.field++;
- if (vino_drvdata->b.field > 1) {
+
+ if (intr & VINO_INTSTAT_B) {
+ if (intr & VINO_INTSTAT_B_EOF) {
+ vino_drvdata->b.field++;
+ if (vino_drvdata->b.field > 1) {
+ vino_dma_stop(&vino_drvdata->b);
+ vino_clear_interrupt(&vino_drvdata->b);
+ vino_drvdata->b.field = 0;
+ done_b = 1;
+ }
+ dprintk("channel B end-of-field "
+ "interrupt: %04x\n", intr);
+ } else {
vino_dma_stop(&vino_drvdata->b);
vino_clear_interrupt(&vino_drvdata->b);
vino_drvdata->b.field = 0;
- done_b = 1;
+ skip_b = 1;
+ dprintk("channel B error interrupt: %04x\n",
+ intr);
}
- dprintk("intr: channel B end-of-field interrupt: "
- "%04x\n", intr);
- } else {
- vino_dma_stop(&vino_drvdata->b);
- vino_clear_interrupt(&vino_drvdata->b);
- done_b = 1;
- dprintk("channel B error interrupt: %04x\n", intr);
}
- }
- /* always remember to clear interrupt status */
- vino->intr_status = ~intr;
+ /* Always remember to clear interrupt status.
+ * Disable VINO interrupts while we do this. */
+ ctrl = vino->control;
+ vino->control = ctrl & ~(VINO_CTRL_A_INT | VINO_CTRL_B_INT);
+ vino->intr_status = ~intr;
+ vino->control = ctrl;
- spin_unlock(&vino_drvdata->vino_lock);
+ spin_unlock(&vino_drvdata->vino_lock);
- if (done_a) {
- vino_frame_done(&vino_drvdata->a, fc_a);
- dprintk("channel A frame done, interrupt: %d\n", intr);
- }
- if (done_b) {
- vino_frame_done(&vino_drvdata->b, fc_b);
- dprintk("channel B frame done, interrupt: %d\n", intr);
+ if ((!handled_a) && (done_a || skip_a)) {
+ if (!skip_a) {
+ do_gettimeofday(&vino_drvdata->
+ a.int_data.timestamp);
+ vino_drvdata->a.int_data.frame_counter = fc_a;
+ }
+ vino_drvdata->a.int_data.skip = skip_a;
+
+ dprintk("channel A %s, interrupt: %d\n",
+ skip_a ? "skipping frame" : "frame done",
+ intr);
+ tasklet_hi_schedule(&vino_tasklet_a);
+ handled_a = 1;
+ }
+
+ if ((!handled_b) && (done_b || skip_b)) {
+ if (!skip_b) {
+ do_gettimeofday(&vino_drvdata->
+ b.int_data.timestamp);
+ vino_drvdata->b.int_data.frame_counter = fc_b;
+ }
+ vino_drvdata->b.int_data.skip = skip_b;
+
+ dprintk("channel B %s, interrupt: %d\n",
+ skip_b ? "skipping frame" : "frame done",
+ intr);
+ tasklet_hi_schedule(&vino_tasklet_b);
+ handled_b = 1;
+ }
+
+#ifdef VINO_DEBUG_INT
+ loop++;
+#endif
+ spin_lock(&vino_drvdata->vino_lock);
}
+ spin_unlock(&vino_drvdata->vino_lock);
+
return IRQ_HANDLED;
}
}
}
-static int vino_get_saa7191_norm(int norm)
-{
- switch (norm) {
- case VINO_DATA_NORM_AUTO:
- return SAA7191_NORM_AUTO;
- case VINO_DATA_NORM_PAL:
- return SAA7191_NORM_PAL;
- case VINO_DATA_NORM_NTSC:
- return SAA7191_NORM_NTSC;
- case VINO_DATA_NORM_SECAM:
- return SAA7191_NORM_SECAM;
- default:
- printk(KERN_ERR "VINO: vino_get_saa7191_norm(): "
- "invalid norm!\n");
- return -1;
- }
-}
-
/* execute with input_lock locked */
static int vino_is_input_owner(struct vino_channel_settings *vcs)
{
switch(vcs->input) {
case VINO_INPUT_COMPOSITE:
case VINO_INPUT_SVIDEO:
- return (vino_drvdata->decoder.owner == vcs->channel);
+ return vino_drvdata->decoder_owner == vcs->channel;
case VINO_INPUT_D1:
- return (vino_drvdata->camera.owner == vcs->channel);
+ return vino_drvdata->camera_owner == vcs->channel;
default:
return 0;
}
static int vino_acquire_input(struct vino_channel_settings *vcs)
{
+ unsigned long flags;
int ret = 0;
dprintk("vino_acquire_input():\n");
- spin_lock(&vino_drvdata->input_lock);
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
/* First try D1 and then SAA7191 */
- if (vino_drvdata->camera.driver
- && (vino_drvdata->camera.owner == VINO_NO_CHANNEL)) {
- if (i2c_use_client(vino_drvdata->camera.driver)) {
- ret = -ENODEV;
- goto out;
- }
-
- vino_drvdata->camera.owner = vcs->channel;
+ if (vino_drvdata->camera
+ && (vino_drvdata->camera_owner == VINO_NO_CHANNEL)) {
+ vino_drvdata->camera_owner = vcs->channel;
vcs->input = VINO_INPUT_D1;
vcs->data_norm = VINO_DATA_NORM_D1;
- } else if (vino_drvdata->decoder.driver
- && (vino_drvdata->decoder.owner == VINO_NO_CHANNEL)) {
- int saa7191_input;
- int saa7191_norm;
+ } else if (vino_drvdata->decoder
+ && (vino_drvdata->decoder_owner == VINO_NO_CHANNEL)) {
+ int input;
+ int data_norm;
+ v4l2_std_id norm;
+
+ input = VINO_INPUT_COMPOSITE;
- if (i2c_use_client(vino_drvdata->decoder.driver)) {
- ret = -ENODEV;
+ ret = decoder_call(video, s_routing,
+ vino_get_saa7191_input(input), 0, 0);
+ if (ret) {
+ ret = -EINVAL;
goto out;
}
- vino_drvdata->decoder.owner = vcs->channel;
- vcs->input = VINO_INPUT_COMPOSITE;
- vcs->data_norm = VINO_DATA_NORM_PAL;
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
- saa7191_input = vino_get_saa7191_input(vcs->input);
- i2c_decoder_command(DECODER_SET_INPUT, &saa7191_input);
+ /* Don't hold spinlocks while auto-detecting norm
+ * as it may take a while... */
+
+ ret = decoder_call(video, querystd, &norm);
+ if (!ret) {
+ for (data_norm = 0; data_norm < 3; data_norm++) {
+ if (vino_data_norms[data_norm].std & norm)
+ break;
+ }
+ if (data_norm == 3)
+ data_norm = VINO_DATA_NORM_PAL;
+ ret = decoder_call(core, s_std, norm);
+ }
- saa7191_norm = vino_get_saa7191_norm(vcs->data_norm);
- i2c_decoder_command(DECODER_SAA7191_SET_NORM, &saa7191_norm);
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
+
+ if (ret) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ vino_drvdata->decoder_owner = vcs->channel;
+
+ vcs->input = input;
+ vcs->data_norm = data_norm;
} else {
vcs->input = (vcs->channel == VINO_CHANNEL_A) ?
vino_drvdata->b.input : vino_drvdata->a.input;
goto out;
}
- if (vino_is_input_owner(vcs)) {
- vino_set_default_clipping(vcs);
- vino_set_default_framerate(vcs);
- }
+ vino_set_default_clipping(vcs);
+ vino_set_default_scaling(vcs);
+ vino_set_default_framerate(vcs);
dprintk("vino_acquire_input(): %s\n", vino_inputs[vcs->input].name);
out:
- spin_unlock(&vino_drvdata->input_lock);
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
return ret;
}
{
struct vino_channel_settings *vcs2 = (vcs->channel == VINO_CHANNEL_A) ?
&vino_drvdata->b : &vino_drvdata->a;
+ unsigned long flags;
int ret = 0;
dprintk("vino_set_input():\n");
- spin_lock(&vino_drvdata->input_lock);
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
if (vcs->input == input)
goto out;
- switch(input) {
+ switch (input) {
case VINO_INPUT_COMPOSITE:
case VINO_INPUT_SVIDEO:
- if (!vino_drvdata->decoder.driver) {
+ if (!vino_drvdata->decoder) {
ret = -EINVAL;
goto out;
}
- if (vino_drvdata->decoder.owner == VINO_NO_CHANNEL) {
- if (i2c_use_client(vino_drvdata->decoder.driver)) {
- ret = -ENODEV;
+ if (vino_drvdata->decoder_owner == VINO_NO_CHANNEL) {
+ vino_drvdata->decoder_owner = vcs->channel;
+ }
+
+ if (vino_drvdata->decoder_owner == vcs->channel) {
+ int data_norm;
+ v4l2_std_id norm;
+
+ ret = decoder_call(video, s_routing,
+ vino_get_saa7191_input(input), 0, 0);
+ if (ret) {
+ vino_drvdata->decoder_owner = VINO_NO_CHANNEL;
+ ret = -EINVAL;
goto out;
}
- vino_drvdata->decoder.owner = vcs->channel;
- }
- if (vino_drvdata->decoder.owner == vcs->channel) {
- int saa7191_input;
- int saa7191_norm;
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
- vcs->input = input;
- vcs->data_norm = VINO_DATA_NORM_PAL;
+ /* Don't hold spinlocks while auto-detecting norm
+ * as it may take a while... */
- saa7191_input = vino_get_saa7191_input(vcs->input);
- i2c_decoder_command(DECODER_SET_INPUT, &saa7191_input);
- saa7191_norm = vino_get_saa7191_norm(vcs->data_norm);
- i2c_decoder_command(DECODER_SAA7191_SET_NORM,
- &saa7191_norm);
+ ret = decoder_call(video, querystd, &norm);
+ if (!ret) {
+ for (data_norm = 0; data_norm < 3; data_norm++) {
+ if (vino_data_norms[data_norm].std & norm)
+ break;
+ }
+ if (data_norm == 3)
+ data_norm = VINO_DATA_NORM_PAL;
+ ret = decoder_call(core, s_std, norm);
+ }
+
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
+
+ if (ret) {
+ vino_drvdata->decoder_owner = VINO_NO_CHANNEL;
+ ret = -EINVAL;
+ goto out;
+ }
+
+ vcs->input = input;
+ vcs->data_norm = data_norm;
} else {
- if (vcs2->input != input) {
+ if (input != vcs2->input) {
ret = -EBUSY;
goto out;
}
vcs->data_norm = vcs2->data_norm;
}
- if (vino_drvdata->camera.owner == vcs->channel) {
+ if (vino_drvdata->camera_owner == vcs->channel) {
/* Transfer the ownership or release the input */
if (vcs2->input == VINO_INPUT_D1) {
- vino_drvdata->camera.owner = vcs2->channel;
+ vino_drvdata->camera_owner = vcs2->channel;
} else {
- i2c_release_client(vino_drvdata->
- camera.driver);
- vino_drvdata->camera.owner = VINO_NO_CHANNEL;
+ vino_drvdata->camera_owner = VINO_NO_CHANNEL;
}
}
break;
case VINO_INPUT_D1:
- if (!vino_drvdata->camera.driver) {
+ if (!vino_drvdata->camera) {
ret = -EINVAL;
goto out;
}
- if (vino_drvdata->camera.owner == VINO_NO_CHANNEL) {
- if (i2c_use_client(vino_drvdata->camera.driver)) {
- ret = -ENODEV;
- goto out;
- }
- vino_drvdata->camera.owner = vcs->channel;
- }
+ if (vino_drvdata->camera_owner == VINO_NO_CHANNEL)
+ vino_drvdata->camera_owner = vcs->channel;
- if (vino_drvdata->decoder.owner == vcs->channel) {
+ if (vino_drvdata->decoder_owner == vcs->channel) {
/* Transfer the ownership or release the input */
if ((vcs2->input == VINO_INPUT_COMPOSITE) ||
(vcs2->input == VINO_INPUT_SVIDEO)) {
- vino_drvdata->decoder.owner = vcs2->channel;
+ vino_drvdata->decoder_owner = vcs2->channel;
} else {
- i2c_release_client(vino_drvdata->
- decoder.driver);
- vino_drvdata->decoder.owner = VINO_NO_CHANNEL;
+ vino_drvdata->decoder_owner = VINO_NO_CHANNEL;
}
}
}
vino_set_default_clipping(vcs);
+ vino_set_default_scaling(vcs);
vino_set_default_framerate(vcs);
dprintk("vino_set_input(): %s\n", vino_inputs[vcs->input].name);
out:
- spin_unlock(&vino_drvdata->input_lock);
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
return ret;
}
{
struct vino_channel_settings *vcs2 = (vcs->channel == VINO_CHANNEL_A) ?
&vino_drvdata->b : &vino_drvdata->a;
+ unsigned long flags;
dprintk("vino_release_input():\n");
- spin_lock(&vino_drvdata->input_lock);
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
/* Release ownership of the channel
* and if the other channel takes input from
* the same source, transfer the ownership */
- if (vino_drvdata->camera.owner == vcs->channel) {
+ if (vino_drvdata->camera_owner == vcs->channel) {
if (vcs2->input == VINO_INPUT_D1) {
- vino_drvdata->camera.owner = vcs2->channel;
+ vino_drvdata->camera_owner = vcs2->channel;
} else {
- i2c_release_client(vino_drvdata->camera.driver);
- vino_drvdata->camera.owner = VINO_NO_CHANNEL;
+ vino_drvdata->camera_owner = VINO_NO_CHANNEL;
}
- } else if (vino_drvdata->decoder.owner == vcs->channel) {
+ } else if (vino_drvdata->decoder_owner == vcs->channel) {
if ((vcs2->input == VINO_INPUT_COMPOSITE) ||
(vcs2->input == VINO_INPUT_SVIDEO)) {
- vino_drvdata->decoder.owner = vcs2->channel;
+ vino_drvdata->decoder_owner = vcs2->channel;
} else {
- i2c_release_client(vino_drvdata->decoder.driver);
- vino_drvdata->decoder.owner = VINO_NO_CHANNEL;
+ vino_drvdata->decoder_owner = VINO_NO_CHANNEL;
}
}
vcs->input = VINO_INPUT_NONE;
- spin_unlock(&vino_drvdata->input_lock);
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
}
/* execute with input_lock locked */
static int vino_set_data_norm(struct vino_channel_settings *vcs,
- unsigned int data_norm)
+ unsigned int data_norm,
+ unsigned long *flags)
{
- int saa7191_norm;
+ int err = 0;
+
+ if (data_norm == vcs->data_norm)
+ return 0;
switch (vcs->input) {
case VINO_INPUT_D1:
return -EINVAL;
break;
case VINO_INPUT_COMPOSITE:
- case VINO_INPUT_SVIDEO:
+ case VINO_INPUT_SVIDEO: {
+ v4l2_std_id norm;
+
+ if ((data_norm != VINO_DATA_NORM_PAL)
+ && (data_norm != VINO_DATA_NORM_NTSC)
+ && (data_norm != VINO_DATA_NORM_SECAM))
+ return -EINVAL;
+
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, *flags);
+
+ /* Don't hold spinlocks while setting norm
+ * as it may take a while... */
+
+ norm = vino_data_norms[data_norm].std;
+ err = decoder_call(core, s_std, norm);
+
+ spin_lock_irqsave(&vino_drvdata->input_lock, *flags);
- saa7191_norm = vino_get_saa7191_norm(data_norm);
+ if (err)
+ goto out;
- i2c_decoder_command(DECODER_SAA7191_SET_NORM, &saa7191_norm);
vcs->data_norm = data_norm;
+
+ vino_set_default_clipping(vcs);
+ vino_set_default_scaling(vcs);
+ vino_set_default_framerate(vcs);
break;
+ }
default:
return -EINVAL;
}
- return 0;
+out:
+ return err;
}
/* V4L2 helper functions */
return VINO_DATA_FMT_NONE;
}
-static int vino_enum_data_norm(struct vino_channel_settings *vcs, __u32 index)
-{
- int data_norm = VINO_DATA_NORM_NONE;
-
- spin_lock(&vino_drvdata->input_lock);
- switch(vcs->input) {
- case VINO_INPUT_COMPOSITE:
- case VINO_INPUT_SVIDEO:
- if (index == 0) {
- data_norm = VINO_DATA_NORM_PAL;
- } else if (index == 1) {
- data_norm = VINO_DATA_NORM_NTSC;
- } else if (index == 2) {
- data_norm = VINO_DATA_NORM_SECAM;
- }
- break;
- case VINO_INPUT_D1:
- if (index == 0) {
- data_norm = VINO_DATA_NORM_D1;
- }
- break;
- }
- spin_unlock(&vino_drvdata->input_lock);
-
- return data_norm;
-}
-
-static int vino_enum_input(struct vino_channel_settings *vcs, __u32 index)
+static int vino_int_enum_input(struct vino_channel_settings *vcs, __u32 index)
{
int input = VINO_INPUT_NONE;
+ unsigned long flags;
- spin_lock(&vino_drvdata->input_lock);
- if (vino_drvdata->decoder.driver && vino_drvdata->camera.driver) {
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
+ if (vino_drvdata->decoder && vino_drvdata->camera) {
switch (index) {
case 0:
input = VINO_INPUT_COMPOSITE;
input = VINO_INPUT_D1;
break;
}
- } else if (vino_drvdata->decoder.driver) {
+ } else if (vino_drvdata->decoder) {
switch (index) {
case 0:
input = VINO_INPUT_COMPOSITE;
input = VINO_INPUT_SVIDEO;
break;
}
- } else if (vino_drvdata->camera.driver) {
+ } else if (vino_drvdata->camera) {
switch (index) {
case 0:
input = VINO_INPUT_D1;
break;
}
}
- spin_unlock(&vino_drvdata->input_lock);
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
return input;
}
__u32 index = 0;
// FIXME: detect when no inputs available
- if (vino_drvdata->decoder.driver && vino_drvdata->camera.driver) {
+ if (vino_drvdata->decoder && vino_drvdata->camera) {
switch (vcs->input) {
case VINO_INPUT_COMPOSITE:
index = 0;
index = 2;
break;
}
- } else if (vino_drvdata->decoder.driver) {
+ } else if (vino_drvdata->decoder) {
switch (vcs->input) {
case VINO_INPUT_COMPOSITE:
index = 0;
index = 1;
break;
}
- } else if (vino_drvdata->camera.driver) {
+ } else if (vino_drvdata->camera) {
switch (vcs->input) {
case VINO_INPUT_D1:
index = 0;
/* V4L2 ioctls */
-static void vino_v4l2_querycap(struct v4l2_capability *cap)
+static int vino_querycap(struct file *file, void *__fh,
+ struct v4l2_capability *cap)
{
memset(cap, 0, sizeof(struct v4l2_capability));
V4L2_CAP_VIDEO_CAPTURE |
V4L2_CAP_STREAMING;
// V4L2_CAP_OVERLAY, V4L2_CAP_READWRITE
+ return 0;
}
-static int vino_v4l2_enuminput(struct vino_channel_settings *vcs,
+static int vino_enum_input(struct file *file, void *__fh,
struct v4l2_input *i)
{
+ struct vino_channel_settings *vcs = video_drvdata(file);
__u32 index = i->index;
int input;
dprintk("requested index = %d\n", index);
- input = vino_enum_input(vcs, index);
+ input = vino_int_enum_input(vcs, index);
if (input == VINO_INPUT_NONE)
return -EINVAL;
i->std = vino_inputs[input].std;
strcpy(i->name, vino_inputs[input].name);
- if ((input == VINO_INPUT_COMPOSITE)
- || (input == VINO_INPUT_SVIDEO)) {
- struct saa7191_status status;
- i2c_decoder_command(DECODER_SAA7191_GET_STATUS, &status);
- i->status |= status.signal ? 0 : V4L2_IN_ST_NO_SIGNAL;
- i->status |= status.color ? 0 : V4L2_IN_ST_NO_COLOR;
- }
-
+ if (input == VINO_INPUT_COMPOSITE || input == VINO_INPUT_SVIDEO)
+ decoder_call(video, g_input_status, &i->status);
return 0;
}
-static int vino_v4l2_g_input(struct vino_channel_settings *vcs,
- struct v4l2_input *i)
+static int vino_g_input(struct file *file, void *__fh,
+ unsigned int *i)
{
+ struct vino_channel_settings *vcs = video_drvdata(file);
__u32 index;
int input;
+ unsigned long flags;
- spin_lock(&vino_drvdata->input_lock);
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
input = vcs->input;
index = vino_find_input_index(vcs);
- spin_unlock(&vino_drvdata->input_lock);
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
dprintk("input = %d\n", input);
return -EINVAL;
}
- memset(i, 0, sizeof(struct v4l2_input));
-
- i->index = index;
- i->type = V4L2_INPUT_TYPE_CAMERA;
- i->std = vino_inputs[input].std;
- strcpy(i->name, vino_inputs[input].name);
+ *i = index;
return 0;
}
-static int vino_v4l2_s_input(struct vino_channel_settings *vcs,
- struct v4l2_input *i)
+static int vino_s_input(struct file *file, void *__fh,
+ unsigned int i)
{
+ struct vino_channel_settings *vcs = video_drvdata(file);
int input;
- dprintk("requested input = %d\n", i->index);
+ dprintk("requested input = %d\n", i);
- input = vino_enum_input(vcs, i->index);
+ input = vino_int_enum_input(vcs, i);
if (input == VINO_INPUT_NONE)
return -EINVAL;
return vino_set_input(vcs, input);
}
-static int vino_v4l2_enumstd(struct vino_channel_settings *vcs,
- struct v4l2_standard *s)
+static int vino_querystd(struct file *file, void *__fh,
+ v4l2_std_id *std)
{
- int index = s->index;
- int data_norm = vino_enum_data_norm(vcs, index);
- dprintk("standard index = %d\n", index);
-
- if (data_norm == VINO_DATA_NORM_NONE)
- return -EINVAL;
+ struct vino_channel_settings *vcs = video_drvdata(file);
+ unsigned long flags;
+ int err = 0;
- dprintk("standard name = %s\n",
- vino_data_norms[data_norm].description);
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
- memset(s, 0, sizeof(struct v4l2_standard));
- s->index = index;
+ switch (vcs->input) {
+ case VINO_INPUT_D1:
+ *std = vino_inputs[vcs->input].std;
+ break;
+ case VINO_INPUT_COMPOSITE:
+ case VINO_INPUT_SVIDEO: {
+ decoder_call(video, querystd, std);
+ break;
+ }
+ default:
+ err = -EINVAL;
+ }
- s->id = vino_data_norms[data_norm].std;
- s->frameperiod.numerator = 1;
- s->frameperiod.denominator =
- vino_data_norms[data_norm].fps_max;
- s->framelines =
- vino_data_norms[data_norm].framelines;
- strcpy(s->name,
- vino_data_norms[data_norm].description);
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
- return 0;
+ return err;
}
-static int vino_v4l2_g_std(struct vino_channel_settings *vcs,
+static int vino_g_std(struct file *file, void *__fh,
v4l2_std_id *std)
{
- spin_lock(&vino_drvdata->input_lock);
- dprintk("current standard = %d\n", vcs->data_norm);
+ struct vino_channel_settings *vcs = video_drvdata(file);
+ unsigned long flags;
+
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
+
*std = vino_data_norms[vcs->data_norm].std;
- spin_unlock(&vino_drvdata->input_lock);
+ dprintk("current standard = %d\n", vcs->data_norm);
+
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
return 0;
}
-static int vino_v4l2_s_std(struct vino_channel_settings *vcs,
+static int vino_s_std(struct file *file, void *__fh,
v4l2_std_id *std)
{
+ struct vino_channel_settings *vcs = video_drvdata(file);
+ unsigned long flags;
int ret = 0;
- spin_lock(&vino_drvdata->input_lock);
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
+
+ if (!vino_is_input_owner(vcs)) {
+ ret = -EBUSY;
+ goto out;
+ }
/* check if the standard is valid for the current input */
- if (vino_is_input_owner(vcs)
- && (vino_inputs[vcs->input].std & (*std))) {
+ if ((*std) & vino_inputs[vcs->input].std) {
dprintk("standard accepted\n");
/* change the video norm for SAA7191
goto out;
if ((*std) & V4L2_STD_PAL) {
- vino_set_data_norm(vcs, VINO_DATA_NORM_PAL);
- vcs->data_norm = VINO_DATA_NORM_PAL;
+ ret = vino_set_data_norm(vcs, VINO_DATA_NORM_PAL,
+ &flags);
} else if ((*std) & V4L2_STD_NTSC) {
- vino_set_data_norm(vcs, VINO_DATA_NORM_NTSC);
- vcs->data_norm = VINO_DATA_NORM_NTSC;
+ ret = vino_set_data_norm(vcs, VINO_DATA_NORM_NTSC,
+ &flags);
} else if ((*std) & V4L2_STD_SECAM) {
- vino_set_data_norm(vcs, VINO_DATA_NORM_SECAM);
- vcs->data_norm = VINO_DATA_NORM_SECAM;
+ ret = vino_set_data_norm(vcs, VINO_DATA_NORM_SECAM,
+ &flags);
} else {
ret = -EINVAL;
}
+
+ if (ret) {
+ ret = -EINVAL;
+ }
} else {
ret = -EINVAL;
}
out:
- spin_unlock(&vino_drvdata->input_lock);
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
return ret;
}
-static int vino_v4l2_enum_fmt(struct vino_channel_settings *vcs,
+static int vino_enum_fmt_vid_cap(struct file *file, void *__fh,
struct v4l2_fmtdesc *fd)
{
- enum v4l2_buf_type type = fd->type;
- int index = fd->index;
- dprintk("format index = %d\n", index);
+ dprintk("format index = %d\n", fd->index);
- switch (fd->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE:
- if ((fd->index < 0) ||
- (fd->index >= VINO_DATA_FMT_COUNT))
- return -EINVAL;
- dprintk("format name = %s\n",
- vino_data_formats[index].description);
-
- memset(fd, 0, sizeof(struct v4l2_fmtdesc));
- fd->index = index;
- fd->type = type;
- fd->pixelformat = vino_data_formats[index].pixelformat;
- strcpy(fd->description, vino_data_formats[index].description);
- break;
- case V4L2_BUF_TYPE_VIDEO_OVERLAY:
- default:
+ if (fd->index >= VINO_DATA_FMT_COUNT)
return -EINVAL;
- }
+ dprintk("format name = %s\n", vino_data_formats[fd->index].description);
+ fd->pixelformat = vino_data_formats[fd->index].pixelformat;
+ strcpy(fd->description, vino_data_formats[fd->index].description);
return 0;
}
-static int vino_v4l2_try_fmt(struct vino_channel_settings *vcs,
+static int vino_try_fmt_vid_cap(struct file *file, void *__fh,
struct v4l2_format *f)
{
+ struct vino_channel_settings *vcs = video_drvdata(file);
struct vino_channel_settings tempvcs;
+ unsigned long flags;
+ struct v4l2_pix_format *pf = &f->fmt.pix;
- switch (f->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE: {
- struct v4l2_pix_format *pf = &f->fmt.pix;
-
- dprintk("requested: w = %d, h = %d\n",
- pf->width, pf->height);
+ dprintk("requested: w = %d, h = %d\n",
+ pf->width, pf->height);
- spin_lock(&vino_drvdata->input_lock);
- memcpy(&tempvcs, vcs, sizeof(struct vino_channel_settings));
- spin_unlock(&vino_drvdata->input_lock);
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
+ memcpy(&tempvcs, vcs, sizeof(struct vino_channel_settings));
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
- tempvcs.data_format = vino_find_data_format(pf->pixelformat);
- if (tempvcs.data_format == VINO_DATA_FMT_NONE) {
- tempvcs.data_format = VINO_DATA_FMT_RGB32;
- pf->pixelformat =
- vino_data_formats[tempvcs.data_format].
- pixelformat;
- }
-
- /* data format must be set before clipping/scaling */
- vino_set_scaling(&tempvcs, pf->width, pf->height);
+ tempvcs.data_format = vino_find_data_format(pf->pixelformat);
+ if (tempvcs.data_format == VINO_DATA_FMT_NONE) {
+ tempvcs.data_format = VINO_DATA_FMT_GREY;
+ pf->pixelformat =
+ vino_data_formats[tempvcs.data_format].
+ pixelformat;
+ }
- dprintk("data format = %s\n",
- vino_data_formats[tempvcs.data_format].description);
+ /* data format must be set before clipping/scaling */
+ vino_set_scaling(&tempvcs, pf->width, pf->height);
- pf->width = (tempvcs.clipping.right - tempvcs.clipping.left) /
- tempvcs.decimation;
- pf->height = (tempvcs.clipping.bottom - tempvcs.clipping.top) /
- tempvcs.decimation;
+ dprintk("data format = %s\n",
+ vino_data_formats[tempvcs.data_format].description);
- pf->field = V4L2_FIELD_INTERLACED;
- pf->bytesperline = tempvcs.line_size;
- pf->sizeimage = tempvcs.line_size *
- (tempvcs.clipping.bottom - tempvcs.clipping.top) /
- tempvcs.decimation;
- pf->colorspace =
- vino_data_formats[tempvcs.data_format].colorspace;
+ pf->width = (tempvcs.clipping.right - tempvcs.clipping.left) /
+ tempvcs.decimation;
+ pf->height = (tempvcs.clipping.bottom - tempvcs.clipping.top) /
+ tempvcs.decimation;
- pf->priv = 0;
- break;
- }
- case V4L2_BUF_TYPE_VIDEO_OVERLAY:
- default:
- return -EINVAL;
- }
+ pf->field = V4L2_FIELD_INTERLACED;
+ pf->bytesperline = tempvcs.line_size;
+ pf->sizeimage = tempvcs.line_size *
+ (tempvcs.clipping.bottom - tempvcs.clipping.top) /
+ tempvcs.decimation;
+ pf->colorspace =
+ vino_data_formats[tempvcs.data_format].colorspace;
+ pf->priv = 0;
return 0;
}
-static int vino_v4l2_g_fmt(struct vino_channel_settings *vcs,
+static int vino_g_fmt_vid_cap(struct file *file, void *__fh,
struct v4l2_format *f)
{
- switch (f->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE: {
- struct v4l2_pix_format *pf = &f->fmt.pix;
- spin_lock(&vino_drvdata->input_lock);
-
- pf->width = (vcs->clipping.right - vcs->clipping.left) /
- vcs->decimation;
- pf->height = (vcs->clipping.bottom - vcs->clipping.top) /
- vcs->decimation;
- pf->pixelformat =
- vino_data_formats[vcs->data_format].pixelformat;
+ struct vino_channel_settings *vcs = video_drvdata(file);
+ unsigned long flags;
+ struct v4l2_pix_format *pf = &f->fmt.pix;
- pf->field = V4L2_FIELD_INTERLACED;
- pf->bytesperline = vcs->line_size;
- pf->sizeimage = vcs->line_size *
- (vcs->clipping.bottom - vcs->clipping.top) /
- vcs->decimation;
- pf->colorspace =
- vino_data_formats[vcs->data_format].colorspace;
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
- pf->priv = 0;
+ pf->width = (vcs->clipping.right - vcs->clipping.left) /
+ vcs->decimation;
+ pf->height = (vcs->clipping.bottom - vcs->clipping.top) /
+ vcs->decimation;
+ pf->pixelformat =
+ vino_data_formats[vcs->data_format].pixelformat;
- spin_unlock(&vino_drvdata->input_lock);
- break;
- }
- case V4L2_BUF_TYPE_VIDEO_OVERLAY:
- default:
- return -EINVAL;
- }
+ pf->field = V4L2_FIELD_INTERLACED;
+ pf->bytesperline = vcs->line_size;
+ pf->sizeimage = vcs->line_size *
+ (vcs->clipping.bottom - vcs->clipping.top) /
+ vcs->decimation;
+ pf->colorspace =
+ vino_data_formats[vcs->data_format].colorspace;
+
+ pf->priv = 0;
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
return 0;
}
-static int vino_v4l2_s_fmt(struct vino_channel_settings *vcs,
+static int vino_s_fmt_vid_cap(struct file *file, void *__fh,
struct v4l2_format *f)
{
+ struct vino_channel_settings *vcs = video_drvdata(file);
int data_format;
+ unsigned long flags;
+ struct v4l2_pix_format *pf = &f->fmt.pix;
- switch (f->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE: {
- struct v4l2_pix_format *pf = &f->fmt.pix;
- spin_lock(&vino_drvdata->input_lock);
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
- if (!vino_is_input_owner(vcs)) {
- spin_unlock(&vino_drvdata->input_lock);
- return -EINVAL;
- }
+ data_format = vino_find_data_format(pf->pixelformat);
- data_format = vino_find_data_format(pf->pixelformat);
- if (data_format == VINO_DATA_FMT_NONE) {
- vcs->data_format = VINO_DATA_FMT_RGB32;
- pf->pixelformat =
- vino_data_formats[vcs->data_format].
- pixelformat;
- } else {
- vcs->data_format = data_format;
- }
+ if (data_format == VINO_DATA_FMT_NONE) {
+ vcs->data_format = VINO_DATA_FMT_GREY;
+ pf->pixelformat =
+ vino_data_formats[vcs->data_format].
+ pixelformat;
+ } else {
+ vcs->data_format = data_format;
+ }
- /* data format must be set before clipping/scaling */
- vino_set_scaling(vcs, pf->width, pf->height);
+ /* data format must be set before clipping/scaling */
+ vino_set_scaling(vcs, pf->width, pf->height);
- dprintk("data format = %s\n",
- vino_data_formats[vcs->data_format].description);
+ dprintk("data format = %s\n",
+ vino_data_formats[vcs->data_format].description);
- pf->width = vcs->clipping.right - vcs->clipping.left;
- pf->height = vcs->clipping.bottom - vcs->clipping.top;
+ pf->width = vcs->clipping.right - vcs->clipping.left;
+ pf->height = vcs->clipping.bottom - vcs->clipping.top;
- pf->field = V4L2_FIELD_INTERLACED;
- pf->bytesperline = vcs->line_size;
- pf->sizeimage = vcs->line_size *
- (vcs->clipping.bottom - vcs->clipping.top) /
- vcs->decimation;
- pf->colorspace =
- vino_data_formats[vcs->data_format].colorspace;
+ pf->field = V4L2_FIELD_INTERLACED;
+ pf->bytesperline = vcs->line_size;
+ pf->sizeimage = vcs->line_size *
+ (vcs->clipping.bottom - vcs->clipping.top) /
+ vcs->decimation;
+ pf->colorspace =
+ vino_data_formats[vcs->data_format].colorspace;
- pf->priv = 0;
-
- spin_unlock(&vino_drvdata->input_lock);
- break;
- }
- case V4L2_BUF_TYPE_VIDEO_OVERLAY:
- default:
- return -EINVAL;
- }
+ pf->priv = 0;
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
return 0;
}
-static int vino_v4l2_cropcap(struct vino_channel_settings *vcs,
+static int vino_cropcap(struct file *file, void *__fh,
struct v4l2_cropcap *ccap)
{
+ struct vino_channel_settings *vcs = video_drvdata(file);
const struct vino_data_norm *norm;
+ unsigned long flags;
switch (ccap->type) {
case V4L2_BUF_TYPE_VIDEO_CAPTURE:
- spin_lock(&vino_drvdata->input_lock);
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
+
norm = &vino_data_norms[vcs->data_norm];
- spin_unlock(&vino_drvdata->input_lock);
+
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
ccap->bounds.left = 0;
ccap->bounds.top = 0;
return 0;
}
-static int vino_v4l2_g_crop(struct vino_channel_settings *vcs,
+static int vino_g_crop(struct file *file, void *__fh,
struct v4l2_crop *c)
{
+ struct vino_channel_settings *vcs = video_drvdata(file);
+ unsigned long flags;
+
switch (c->type) {
case V4L2_BUF_TYPE_VIDEO_CAPTURE:
- spin_lock(&vino_drvdata->input_lock);
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
c->c.left = vcs->clipping.left;
c->c.top = vcs->clipping.top;
c->c.width = vcs->clipping.right - vcs->clipping.left;
c->c.height = vcs->clipping.bottom - vcs->clipping.top;
- spin_unlock(&vino_drvdata->input_lock);
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
break;
case V4L2_BUF_TYPE_VIDEO_OVERLAY:
default:
return 0;
}
-static int vino_v4l2_s_crop(struct vino_channel_settings *vcs,
+static int vino_s_crop(struct file *file, void *__fh,
struct v4l2_crop *c)
{
+ struct vino_channel_settings *vcs = video_drvdata(file);
+ unsigned long flags;
+
switch (c->type) {
case V4L2_BUF_TYPE_VIDEO_CAPTURE:
- spin_lock(&vino_drvdata->input_lock);
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
- if (!vino_is_input_owner(vcs)) {
- spin_unlock(&vino_drvdata->input_lock);
- return -EINVAL;
- }
vino_set_clipping(vcs, c->c.left, c->c.top,
c->c.width, c->c.height);
- spin_unlock(&vino_drvdata->input_lock);
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
break;
case V4L2_BUF_TYPE_VIDEO_OVERLAY:
default:
return 0;
}
-static int vino_v4l2_g_parm(struct vino_channel_settings *vcs,
+static int vino_g_parm(struct file *file, void *__fh,
struct v4l2_streamparm *sp)
{
- switch (sp->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE: {
- struct v4l2_captureparm *cp = &sp->parm.capture;
- memset(cp, 0, sizeof(struct v4l2_captureparm));
+ struct vino_channel_settings *vcs = video_drvdata(file);
+ unsigned long flags;
+ struct v4l2_captureparm *cp = &sp->parm.capture;
- cp->capability = V4L2_CAP_TIMEPERFRAME;
- cp->timeperframe.numerator = 1;
+ cp->capability = V4L2_CAP_TIMEPERFRAME;
+ cp->timeperframe.numerator = 1;
- spin_lock(&vino_drvdata->input_lock);
- cp->timeperframe.denominator = vcs->fps;
- spin_unlock(&vino_drvdata->input_lock);
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
- // TODO: cp->readbuffers = xxx;
- break;
- }
- case V4L2_BUF_TYPE_VIDEO_OVERLAY:
- default:
- return -EINVAL;
- }
+ cp->timeperframe.denominator = vcs->fps;
+
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
+
+ /* TODO: cp->readbuffers = xxx; */
return 0;
}
-static int vino_v4l2_s_parm(struct vino_channel_settings *vcs,
+static int vino_s_parm(struct file *file, void *__fh,
struct v4l2_streamparm *sp)
{
- switch (sp->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE: {
- struct v4l2_captureparm *cp = &sp->parm.capture;
+ struct vino_channel_settings *vcs = video_drvdata(file);
+ unsigned long flags;
+ struct v4l2_captureparm *cp = &sp->parm.capture;
- spin_lock(&vino_drvdata->input_lock);
- if (!vino_is_input_owner(vcs)) {
- spin_unlock(&vino_drvdata->input_lock);
- return -EINVAL;
- }
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
- if ((cp->timeperframe.numerator == 0) ||
- (cp->timeperframe.denominator == 0)) {
- /* reset framerate */
- vino_set_default_framerate(vcs);
- } else {
- vino_set_framerate(vcs, cp->timeperframe.denominator /
- cp->timeperframe.numerator);
- }
- spin_unlock(&vino_drvdata->input_lock);
-
- // TODO: set buffers according to cp->readbuffers
- break;
- }
- case V4L2_BUF_TYPE_VIDEO_OVERLAY:
- default:
- return -EINVAL;
+ if ((cp->timeperframe.numerator == 0) ||
+ (cp->timeperframe.denominator == 0)) {
+ /* reset framerate */
+ vino_set_default_framerate(vcs);
+ } else {
+ vino_set_framerate(vcs, cp->timeperframe.denominator /
+ cp->timeperframe.numerator);
}
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
+
return 0;
}
-static int vino_v4l2_reqbufs(struct vino_channel_settings *vcs,
+static int vino_reqbufs(struct file *file, void *__fh,
struct v4l2_requestbuffers *rb)
{
+ struct vino_channel_settings *vcs = video_drvdata(file);
+
if (vcs->reading)
return -EBUSY;
- switch (rb->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE: {
- // TODO: check queue type
- if (rb->memory != V4L2_MEMORY_MMAP) {
- dprintk("type not mmap\n");
- return -EINVAL;
- }
+ /* TODO: check queue type */
+ if (rb->memory != V4L2_MEMORY_MMAP) {
+ dprintk("type not mmap\n");
+ return -EINVAL;
+ }
+ dprintk("count = %d\n", rb->count);
+ if (rb->count > 0) {
if (vino_is_capturing(vcs)) {
dprintk("busy, capturing\n");
return -EBUSY;
}
- dprintk("count = %d\n", rb->count);
- if (rb->count > 0) {
- if (vino_queue_has_mapped_buffers(&vcs->fb_queue)) {
- dprintk("busy, buffers still mapped\n");
- return -EBUSY;
- } else {
- vino_queue_free(&vcs->fb_queue);
- vino_queue_init(&vcs->fb_queue, &rb->count);
- }
+ if (vino_queue_has_mapped_buffers(&vcs->fb_queue)) {
+ dprintk("busy, buffers still mapped\n");
+ return -EBUSY;
} else {
- vino_capture_stop(vcs);
+ vcs->streaming = 0;
vino_queue_free(&vcs->fb_queue);
+ vino_queue_init(&vcs->fb_queue, &rb->count);
}
- break;
- }
- case V4L2_BUF_TYPE_VIDEO_OVERLAY:
- default:
- return -EINVAL;
+ } else {
+ vcs->streaming = 0;
+ vino_capture_stop(vcs);
+ vino_queue_free(&vcs->fb_queue);
}
return 0;
fb->id, fb->size, fb->data_size, fb->offset);
}
-static int vino_v4l2_querybuf(struct vino_channel_settings *vcs,
+static int vino_querybuf(struct file *file, void *__fh,
struct v4l2_buffer *b)
{
+ struct vino_channel_settings *vcs = video_drvdata(file);
+ struct vino_framebuffer *fb;
+
if (vcs->reading)
return -EBUSY;
- switch (b->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE: {
- struct vino_framebuffer *fb;
-
- // TODO: check queue type
- if (b->index >= vino_queue_get_length(&vcs->fb_queue)) {
- dprintk("invalid index = %d\n",
- b->index);
- return -EINVAL;
- }
-
- fb = vino_queue_get_buffer(&vcs->fb_queue,
- b->index);
- if (fb == NULL) {
- dprintk("vino_queue_get_buffer() failed");
- return -EINVAL;
- }
-
- vino_v4l2_get_buffer_status(vcs, fb, b);
- break;
+ /* TODO: check queue type */
+ if (b->index >= vino_queue_get_length(&vcs->fb_queue)) {
+ dprintk("invalid index = %d\n",
+ b->index);
+ return -EINVAL;
}
- case V4L2_BUF_TYPE_VIDEO_OVERLAY:
- default:
+
+ fb = vino_queue_get_buffer(&vcs->fb_queue,
+ b->index);
+ if (fb == NULL) {
+ dprintk("vino_queue_get_buffer() failed");
return -EINVAL;
}
+ vino_v4l2_get_buffer_status(vcs, fb, b);
+
return 0;
}
-static int vino_v4l2_qbuf(struct vino_channel_settings *vcs,
+static int vino_qbuf(struct file *file, void *__fh,
struct v4l2_buffer *b)
{
+ struct vino_channel_settings *vcs = video_drvdata(file);
+ struct vino_framebuffer *fb;
+ int ret;
+
if (vcs->reading)
return -EBUSY;
- switch (b->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE: {
- struct vino_framebuffer *fb;
- int ret;
-
- // TODO: check queue type
- if (b->memory != V4L2_MEMORY_MMAP) {
- dprintk("type not mmap\n");
- return -EINVAL;
- }
+ /* TODO: check queue type */
+ if (b->memory != V4L2_MEMORY_MMAP) {
+ dprintk("type not mmap\n");
+ return -EINVAL;
+ }
- fb = vino_capture_enqueue(vcs, b->index);
- if (fb == NULL)
- return -EINVAL;
+ fb = vino_capture_enqueue(vcs, b->index);
+ if (fb == NULL)
+ return -EINVAL;
- vino_v4l2_get_buffer_status(vcs, fb, b);
+ vino_v4l2_get_buffer_status(vcs, fb, b);
- if (vcs->streaming) {
- ret = vino_capture_next(vcs, 1);
- if (ret)
- return ret;
- }
- break;
- }
- case V4L2_BUF_TYPE_VIDEO_OVERLAY:
- default:
- return -EINVAL;
+ if (vcs->streaming) {
+ ret = vino_capture_next(vcs, 1);
+ if (ret)
+ return ret;
}
return 0;
}
-static int vino_v4l2_dqbuf(struct vino_channel_settings *vcs,
- struct v4l2_buffer *b,
- unsigned int nonblocking)
+static int vino_dqbuf(struct file *file, void *__fh,
+ struct v4l2_buffer *b)
{
+ struct vino_channel_settings *vcs = video_drvdata(file);
+ unsigned int nonblocking = file->f_flags & O_NONBLOCK;
+ struct vino_framebuffer *fb;
+ unsigned int incoming, outgoing;
+ int err;
+
if (vcs->reading)
return -EBUSY;
- switch (b->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE: {
- struct vino_framebuffer *fb;
- unsigned int incoming, outgoing;
- int err;
+ /* TODO: check queue type */
+
+ err = vino_queue_get_incoming(&vcs->fb_queue, &incoming);
+ if (err) {
+ dprintk("vino_queue_get_incoming() failed\n");
+ return -EINVAL;
+ }
+ err = vino_queue_get_outgoing(&vcs->fb_queue, &outgoing);
+ if (err) {
+ dprintk("vino_queue_get_outgoing() failed\n");
+ return -EINVAL;
+ }
- // TODO: check queue type
+ dprintk("incoming = %d, outgoing = %d\n", incoming, outgoing);
- err = vino_queue_get_incoming(&vcs->fb_queue, &incoming);
- if (err) {
- dprintk("vino_queue_get_incoming() failed\n");
- return -EIO;
+ if (outgoing == 0) {
+ if (incoming == 0) {
+ dprintk("no incoming or outgoing buffers\n");
+ return -EINVAL;
}
- err = vino_queue_get_outgoing(&vcs->fb_queue, &outgoing);
- if (err) {
- dprintk("vino_queue_get_outgoing() failed\n");
- return -EIO;
+ if (nonblocking) {
+ dprintk("non-blocking I/O was selected and "
+ "there are no buffers to dequeue\n");
+ return -EAGAIN;
}
- dprintk("incoming = %d, outgoing = %d\n", incoming, outgoing);
-
- if (outgoing == 0) {
- if (incoming == 0) {
- dprintk("no incoming or outgoing buffers\n");
- return -EINVAL;
- }
- if (nonblocking) {
- dprintk("non-blocking I/O was selected and "
- "there are no buffers to dequeue\n");
- return -EAGAIN;
- }
-
+ err = vino_wait_for_frame(vcs);
+ if (err) {
err = vino_wait_for_frame(vcs);
if (err) {
- err = vino_wait_for_frame(vcs);
- if (err) {
- /* interrupted */
- vino_capture_failed(vcs);
- return -EIO;
- }
+ /* interrupted or no frames captured because of
+ * frame skipping */
+ /* vino_capture_failed(vcs); */
+ return -EIO;
}
}
-
- fb = vino_queue_remove(&vcs->fb_queue, &b->index);
- if (fb == NULL) {
- dprintk("vino_queue_remove() failed\n");
- return -EINVAL;
- }
-
- err = vino_check_buffer(vcs, fb);
- if (err)
- return -EIO;
-
- vino_v4l2_get_buffer_status(vcs, fb, b);
- break;
}
- case V4L2_BUF_TYPE_VIDEO_OVERLAY:
- default:
+
+ fb = vino_queue_remove(&vcs->fb_queue, &b->index);
+ if (fb == NULL) {
+ dprintk("vino_queue_remove() failed\n");
return -EINVAL;
}
+ err = vino_check_buffer(vcs, fb);
+
+ vino_v4l2_get_buffer_status(vcs, fb, b);
+
+ if (err)
+ return -EIO;
+
return 0;
}
-static int vino_v4l2_streamon(struct vino_channel_settings *vcs)
+static int vino_streamon(struct file *file, void *__fh,
+ enum v4l2_buf_type i)
{
+ struct vino_channel_settings *vcs = video_drvdata(file);
unsigned int incoming;
int ret;
if (vcs->reading)
return 0;
}
-static int vino_v4l2_streamoff(struct vino_channel_settings *vcs)
+static int vino_streamoff(struct file *file, void *__fh,
+ enum v4l2_buf_type i)
{
+ struct vino_channel_settings *vcs = video_drvdata(file);
if (vcs->reading)
return -EBUSY;
if (!vcs->streaming)
return 0;
- vino_capture_stop(vcs);
vcs->streaming = 0;
+ vino_capture_stop(vcs);
return 0;
}
-static int vino_v4l2_queryctrl(struct vino_channel_settings *vcs,
+static int vino_queryctrl(struct file *file, void *__fh,
struct v4l2_queryctrl *queryctrl)
{
+ struct vino_channel_settings *vcs = video_drvdata(file);
+ unsigned long flags;
int i;
int err = 0;
- spin_lock(&vino_drvdata->input_lock);
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
switch (vcs->input) {
case VINO_INPUT_D1:
memcpy(queryctrl,
&vino_indycam_v4l2_controls[i],
sizeof(struct v4l2_queryctrl));
+ queryctrl->reserved[0] = 0;
goto found;
}
}
memcpy(queryctrl,
&vino_saa7191_v4l2_controls[i],
sizeof(struct v4l2_queryctrl));
+ queryctrl->reserved[0] = 0;
goto found;
}
}
}
found:
- spin_unlock(&vino_drvdata->input_lock);
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
return err;
}
-static int vino_v4l2_g_ctrl(struct vino_channel_settings *vcs,
+static int vino_g_ctrl(struct file *file, void *__fh,
struct v4l2_control *control)
{
- struct indycam_control indycam_ctrl;
- struct saa7191_control saa7191_ctrl;
+ struct vino_channel_settings *vcs = video_drvdata(file);
+ unsigned long flags;
+ int i;
int err = 0;
- spin_lock(&vino_drvdata->input_lock);
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
switch (vcs->input) {
- case VINO_INPUT_D1:
- i2c_camera_command(DECODER_INDYCAM_GET_CONTROLS,
- &indycam_ctrl);
+ case VINO_INPUT_D1: {
+ err = -EINVAL;
+ for (i = 0; i < VINO_INDYCAM_V4L2_CONTROL_COUNT; i++) {
+ if (vino_indycam_v4l2_controls[i].id == control->id) {
+ err = 0;
+ break;
+ }
+ }
- switch(control->id) {
- case V4L2_CID_AUTOGAIN:
- control->value = indycam_ctrl.agc;
- break;
- case V4L2_CID_AUTO_WHITE_BALANCE:
- control->value = indycam_ctrl.awb;
- break;
- case V4L2_CID_GAIN:
- control->value = indycam_ctrl.gain;
- break;
- case V4L2_CID_PRIVATE_BASE:
- control->value = indycam_ctrl.red_saturation;
- break;
- case V4L2_CID_PRIVATE_BASE + 1:
- control->value = indycam_ctrl.blue_saturation;
- break;
- case V4L2_CID_RED_BALANCE:
- control->value = indycam_ctrl.red_balance;
- break;
- case V4L2_CID_BLUE_BALANCE:
- control->value = indycam_ctrl.blue_balance;
- break;
- case V4L2_CID_EXPOSURE:
- control->value = indycam_ctrl.shutter;
- break;
- case V4L2_CID_GAMMA:
- control->value = indycam_ctrl.gamma;
- break;
- default:
+ if (err)
+ goto out;
+
+ err = camera_call(core, g_ctrl, control);
+ if (err)
err = -EINVAL;
- }
break;
+ }
case VINO_INPUT_COMPOSITE:
- case VINO_INPUT_SVIDEO:
- i2c_decoder_command(DECODER_SAA7191_GET_CONTROLS,
- &saa7191_ctrl);
+ case VINO_INPUT_SVIDEO: {
+ err = -EINVAL;
+ for (i = 0; i < VINO_SAA7191_V4L2_CONTROL_COUNT; i++) {
+ if (vino_saa7191_v4l2_controls[i].id == control->id) {
+ err = 0;
+ break;
+ }
+ }
- switch(control->id) {
- case V4L2_CID_HUE:
- control->value = saa7191_ctrl.hue;
- break;
- case V4L2_CID_PRIVATE_BASE:
- control->value = saa7191_ctrl.vtrc;
- break;
- default:
+ if (err)
+ goto out;
+
+ err = decoder_call(core, g_ctrl, control);
+ if (err)
err = -EINVAL;
- }
break;
+ }
default:
err = -EINVAL;
}
- spin_unlock(&vino_drvdata->input_lock);
+out:
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
return err;
}
-static int vino_v4l2_s_ctrl(struct vino_channel_settings *vcs,
+static int vino_s_ctrl(struct file *file, void *__fh,
struct v4l2_control *control)
{
- struct indycam_control indycam_ctrl;
- struct saa7191_control saa7191_ctrl;
+ struct vino_channel_settings *vcs = video_drvdata(file);
+ unsigned long flags;
int i;
int err = 0;
- spin_lock(&vino_drvdata->input_lock);
+ spin_lock_irqsave(&vino_drvdata->input_lock, flags);
+
+ if (!vino_is_input_owner(vcs)) {
+ err = -EBUSY;
+ goto out;
+ }
switch (vcs->input) {
- case VINO_INPUT_D1:
+ case VINO_INPUT_D1: {
+ err = -EINVAL;
for (i = 0; i < VINO_INDYCAM_V4L2_CONTROL_COUNT; i++) {
- if (vino_indycam_v4l2_controls[i].id ==
- control->id) {
- if ((control->value >=
- vino_indycam_v4l2_controls[i].minimum)
- && (control->value <=
- vino_indycam_v4l2_controls[i].
- maximum)) {
- goto ok1;
- } else {
- err = -ERANGE;
- goto error;
- }
+ if (vino_indycam_v4l2_controls[i].id == control->id) {
+ err = 0;
+ break;
}
}
- err = -EINVAL;
- goto error;
-
-ok1:
- indycam_ctrl.agc = INDYCAM_VALUE_UNCHANGED;
- indycam_ctrl.awb = INDYCAM_VALUE_UNCHANGED;
- indycam_ctrl.shutter = INDYCAM_VALUE_UNCHANGED;
- indycam_ctrl.gain = INDYCAM_VALUE_UNCHANGED;
- indycam_ctrl.red_balance = INDYCAM_VALUE_UNCHANGED;
- indycam_ctrl.blue_balance = INDYCAM_VALUE_UNCHANGED;
- indycam_ctrl.red_saturation = INDYCAM_VALUE_UNCHANGED;
- indycam_ctrl.blue_saturation = INDYCAM_VALUE_UNCHANGED;
- indycam_ctrl.gamma = INDYCAM_VALUE_UNCHANGED;
-
- switch(control->id) {
- case V4L2_CID_AUTOGAIN:
- indycam_ctrl.agc = control->value;
- break;
- case V4L2_CID_AUTO_WHITE_BALANCE:
- indycam_ctrl.awb = control->value;
- break;
- case V4L2_CID_GAIN:
- indycam_ctrl.gain = control->value;
- break;
- case V4L2_CID_PRIVATE_BASE:
- indycam_ctrl.red_saturation = control->value;
- break;
- case V4L2_CID_PRIVATE_BASE + 1:
- indycam_ctrl.blue_saturation = control->value;
- break;
- case V4L2_CID_RED_BALANCE:
- indycam_ctrl.red_balance = control->value;
- break;
- case V4L2_CID_BLUE_BALANCE:
- indycam_ctrl.blue_balance = control->value;
- break;
- case V4L2_CID_EXPOSURE:
- indycam_ctrl.shutter = control->value;
- break;
- case V4L2_CID_GAMMA:
- indycam_ctrl.gamma = control->value;
- break;
- default:
- err = -EINVAL;
+ if (err)
+ goto out;
+ if (control->value < vino_indycam_v4l2_controls[i].minimum ||
+ control->value > vino_indycam_v4l2_controls[i].maximum) {
+ err = -ERANGE;
+ goto out;
}
-
- if (!err)
- i2c_camera_command(DECODER_INDYCAM_SET_CONTROLS,
- &indycam_ctrl);
+ err = camera_call(core, s_ctrl, control);
+ if (err)
+ err = -EINVAL;
break;
+ }
case VINO_INPUT_COMPOSITE:
- case VINO_INPUT_SVIDEO:
+ case VINO_INPUT_SVIDEO: {
+ err = -EINVAL;
for (i = 0; i < VINO_SAA7191_V4L2_CONTROL_COUNT; i++) {
- if (vino_saa7191_v4l2_controls[i].id ==
- control->id) {
- if ((control->value >=
- vino_saa7191_v4l2_controls[i].minimum)
- && (control->value <=
- vino_saa7191_v4l2_controls[i].
- maximum)) {
- goto ok2;
- } else {
- err = -ERANGE;
- goto error;
- }
+ if (vino_saa7191_v4l2_controls[i].id == control->id) {
+ err = 0;
+ break;
}
}
- err = -EINVAL;
- goto error;
-
-ok2:
- saa7191_ctrl.hue = SAA7191_VALUE_UNCHANGED;
- saa7191_ctrl.vtrc = SAA7191_VALUE_UNCHANGED;
-
- switch(control->id) {
- case V4L2_CID_HUE:
- saa7191_ctrl.hue = control->value;
- break;
- case V4L2_CID_PRIVATE_BASE:
- saa7191_ctrl.vtrc = control->value;
- break;
- default:
- err = -EINVAL;
+ if (err)
+ goto out;
+ if (control->value < vino_saa7191_v4l2_controls[i].minimum ||
+ control->value > vino_saa7191_v4l2_controls[i].maximum) {
+ err = -ERANGE;
+ goto out;
}
- if (!err)
- i2c_decoder_command(DECODER_SAA7191_SET_CONTROLS,
- &saa7191_ctrl);
+ err = decoder_call(core, s_ctrl, control);
+ if (err)
+ err = -EINVAL;
break;
+ }
default:
err = -EINVAL;
}
-error:
- spin_unlock(&vino_drvdata->input_lock);
+out:
+ spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
return err;
}
/* File operations */
-static int vino_open(struct inode *inode, struct file *file)
+static int vino_open(struct file *file)
{
- struct video_device *dev = video_devdata(file);
- struct vino_channel_settings *vcs = video_get_drvdata(dev);
+ struct vino_channel_settings *vcs = video_drvdata(file);
int ret = 0;
dprintk("open(): channel = %c\n",
(vcs->channel == VINO_CHANNEL_A) ? 'A' : 'B');
- down(&vcs->sem);
+ mutex_lock(&vcs->mutex);
if (vcs->users) {
dprintk("open(): driver busy\n");
vcs->users++;
out:
- up(&vcs->sem);
+ mutex_unlock(&vcs->mutex);
dprintk("open(): %s!\n", ret ? "failed" : "complete");
return ret;
}
-static int vino_close(struct inode *inode, struct file *file)
+static int vino_close(struct file *file)
{
- struct video_device *dev = video_devdata(file);
- struct vino_channel_settings *vcs = video_get_drvdata(dev);
+ struct vino_channel_settings *vcs = video_drvdata(file);
dprintk("close():\n");
- down(&vcs->sem);
+ mutex_lock(&vcs->mutex);
vcs->users--;
vino_queue_free(&vcs->fb_queue);
}
- up(&vcs->sem);
+ mutex_unlock(&vcs->mutex);
return 0;
}
dprintk("vino_vm_close(): count = %d\n", fb->map_count);
}
-static struct vm_operations_struct vino_vm_ops = {
+static const struct vm_operations_struct vino_vm_ops = {
.open = vino_vm_open,
.close = vino_vm_close,
};
static int vino_mmap(struct file *file, struct vm_area_struct *vma)
{
- struct video_device *dev = video_devdata(file);
- struct vino_channel_settings *vcs = video_get_drvdata(dev);
+ struct vino_channel_settings *vcs = video_drvdata(file);
unsigned long start = vma->vm_start;
unsigned long size = vma->vm_end - vma->vm_start;
// TODO: reject mmap if already mapped
- if (down_interruptible(&vcs->sem))
+ if (mutex_lock_interruptible(&vcs->mutex))
return -EINTR;
if (vcs->reading) {
vma->vm_ops = &vino_vm_ops;
out:
- up(&vcs->sem);
+ mutex_unlock(&vcs->mutex);
return ret;
}
static unsigned int vino_poll(struct file *file, poll_table *pt)
{
- struct video_device *dev = video_devdata(file);
- struct vino_channel_settings *vcs = video_get_drvdata(dev);
+ struct vino_channel_settings *vcs = video_drvdata(file);
unsigned int outgoing;
unsigned int ret = 0;
over:
dprintk("poll(): data %savailable\n",
(outgoing > 0) ? "" : "not ");
- if (outgoing > 0) {
+
+ if (outgoing > 0)
ret = POLLIN | POLLRDNORM;
- }
error:
-
return ret;
}
-static int vino_do_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, void *arg)
-{
- struct video_device *dev = video_devdata(file);
- struct vino_channel_settings *vcs = video_get_drvdata(dev);
-
- switch (_IOC_TYPE(cmd)) {
- case 'v':
- dprintk("ioctl(): V4L1 unsupported (0x%08x)\n", cmd);
- break;
- case 'V':
- dprintk("ioctl(): V4L2 %s (0x%08x)\n",
- v4l2_ioctl_names[_IOC_NR(cmd)], cmd);
- break;
- default:
- dprintk("ioctl(): unsupported command 0x%08x\n", cmd);
- }
-
- switch (cmd) {
- /* TODO: V4L1 interface (use compatibility layer?) */
- /* V4L2 interface */
- case VIDIOC_QUERYCAP: {
- vino_v4l2_querycap(arg);
- break;
- }
- case VIDIOC_ENUMINPUT: {
- return vino_v4l2_enuminput(vcs, arg);
- }
- case VIDIOC_G_INPUT: {
- return vino_v4l2_g_input(vcs, arg);
- }
- case VIDIOC_S_INPUT: {
- return vino_v4l2_s_input(vcs, arg);
- }
- case VIDIOC_ENUMSTD: {
- return vino_v4l2_enumstd(vcs, arg);
- }
- case VIDIOC_G_STD: {
- return vino_v4l2_g_std(vcs, arg);
- }
- case VIDIOC_S_STD: {
- return vino_v4l2_s_std(vcs, arg);
- }
- case VIDIOC_ENUM_FMT: {
- return vino_v4l2_enum_fmt(vcs, arg);
- }
- case VIDIOC_TRY_FMT: {
- return vino_v4l2_try_fmt(vcs, arg);
- }
- case VIDIOC_G_FMT: {
- return vino_v4l2_g_fmt(vcs, arg);
- }
- case VIDIOC_S_FMT: {
- return vino_v4l2_s_fmt(vcs, arg);
- }
- case VIDIOC_CROPCAP: {
- return vino_v4l2_cropcap(vcs, arg);
- }
- case VIDIOC_G_CROP: {
- return vino_v4l2_g_crop(vcs, arg);
- }
- case VIDIOC_S_CROP: {
- return vino_v4l2_s_crop(vcs, arg);
- }
- case VIDIOC_G_PARM: {
- return vino_v4l2_g_parm(vcs, arg);
- }
- case VIDIOC_S_PARM: {
- return vino_v4l2_s_parm(vcs, arg);
- }
- case VIDIOC_REQBUFS: {
- return vino_v4l2_reqbufs(vcs, arg);
- }
- case VIDIOC_QUERYBUF: {
- return vino_v4l2_querybuf(vcs, arg);
- }
- case VIDIOC_QBUF: {
- return vino_v4l2_qbuf(vcs, arg);
- }
- case VIDIOC_DQBUF: {
- return vino_v4l2_dqbuf(vcs, arg, file->f_flags & O_NONBLOCK);
- }
- case VIDIOC_STREAMON: {
- return vino_v4l2_streamon(vcs);
- }
- case VIDIOC_STREAMOFF: {
- return vino_v4l2_streamoff(vcs);
- }
- case VIDIOC_QUERYCTRL: {
- return vino_v4l2_queryctrl(vcs, arg);
- }
- case VIDIOC_G_CTRL: {
- return vino_v4l2_g_ctrl(vcs, arg);
- }
- case VIDIOC_S_CTRL: {
- return vino_v4l2_s_ctrl(vcs, arg);
- }
- default:
- return -ENOIOCTLCMD;
- }
-
- return 0;
-}
-
-static int vino_ioctl(struct inode *inode, struct file *file,
+static long vino_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
{
- struct video_device *dev = video_devdata(file);
- struct vino_channel_settings *vcs = video_get_drvdata(dev);
- int ret;
+ struct vino_channel_settings *vcs = video_drvdata(file);
+ long ret;
- if (down_interruptible(&vcs->sem))
+ if (mutex_lock_interruptible(&vcs->mutex))
return -EINTR;
- ret = video_usercopy(inode, file, cmd, arg, vino_do_ioctl);
+ ret = video_ioctl2(file, cmd, arg);
- up(&vcs->sem);
+ mutex_unlock(&vcs->mutex);
return ret;
}
/* Initialization and cleanup */
-// __initdata
-static int vino_init_stage = 0;
+/* __initdata */
+static int vino_init_stage;
+
+const struct v4l2_ioctl_ops vino_ioctl_ops = {
+ .vidioc_enum_fmt_vid_cap = vino_enum_fmt_vid_cap,
+ .vidioc_g_fmt_vid_cap = vino_g_fmt_vid_cap,
+ .vidioc_s_fmt_vid_cap = vino_s_fmt_vid_cap,
+ .vidioc_try_fmt_vid_cap = vino_try_fmt_vid_cap,
+ .vidioc_querycap = vino_querycap,
+ .vidioc_enum_input = vino_enum_input,
+ .vidioc_g_input = vino_g_input,
+ .vidioc_s_input = vino_s_input,
+ .vidioc_g_std = vino_g_std,
+ .vidioc_s_std = vino_s_std,
+ .vidioc_querystd = vino_querystd,
+ .vidioc_cropcap = vino_cropcap,
+ .vidioc_s_crop = vino_s_crop,
+ .vidioc_g_crop = vino_g_crop,
+ .vidioc_s_parm = vino_s_parm,
+ .vidioc_g_parm = vino_g_parm,
+ .vidioc_reqbufs = vino_reqbufs,
+ .vidioc_querybuf = vino_querybuf,
+ .vidioc_qbuf = vino_qbuf,
+ .vidioc_dqbuf = vino_dqbuf,
+ .vidioc_streamon = vino_streamon,
+ .vidioc_streamoff = vino_streamoff,
+ .vidioc_queryctrl = vino_queryctrl,
+ .vidioc_g_ctrl = vino_g_ctrl,
+ .vidioc_s_ctrl = vino_s_ctrl,
+};
-static struct file_operations vino_fops = {
+static const struct v4l2_file_operations vino_fops = {
.owner = THIS_MODULE,
.open = vino_open,
.release = vino_close,
- .ioctl = vino_ioctl,
+ .unlocked_ioctl = vino_ioctl,
.mmap = vino_mmap,
.poll = vino_poll,
- .llseek = no_llseek,
};
-static struct video_device v4l_device_template = {
+static struct video_device vdev_template = {
.name = "NOT SET",
- //.type = VID_TYPE_CAPTURE | VID_TYPE_SUBCAPTURE |
- // VID_TYPE_CLIPPING | VID_TYPE_SCALES, VID_TYPE_OVERLAY
- .hardware = VID_HARDWARE_VINO,
.fops = &vino_fops,
+ .ioctl_ops = &vino_ioctl_ops,
+ .tvnorms = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM,
.minor = -1,
};
static void vino_module_cleanup(int stage)
{
switch(stage) {
+ case 11:
+ video_unregister_device(vino_drvdata->b.vdev);
+ vino_drvdata->b.vdev = NULL;
case 10:
- video_unregister_device(vino_drvdata->b.v4l_device);
- vino_drvdata->b.v4l_device = NULL;
+ video_unregister_device(vino_drvdata->a.vdev);
+ vino_drvdata->a.vdev = NULL;
case 9:
- video_unregister_device(vino_drvdata->a.v4l_device);
- vino_drvdata->a.v4l_device = NULL;
+ i2c_del_adapter(&vino_i2c_adapter);
case 8:
- vino_i2c_del_bus();
- case 7:
free_irq(SGI_VINO_IRQ, NULL);
+ case 7:
+ if (vino_drvdata->b.vdev) {
+ video_device_release(vino_drvdata->b.vdev);
+ vino_drvdata->b.vdev = NULL;
+ }
case 6:
- if (vino_drvdata->b.v4l_device) {
- video_device_release(vino_drvdata->b.v4l_device);
- vino_drvdata->b.v4l_device = NULL;
+ if (vino_drvdata->a.vdev) {
+ video_device_release(vino_drvdata->a.vdev);
+ vino_drvdata->a.vdev = NULL;
}
case 5:
- if (vino_drvdata->a.v4l_device) {
- video_device_release(vino_drvdata->a.v4l_device);
- vino_drvdata->a.v4l_device = NULL;
- }
- case 4:
/* all entries in dma_cpu dummy table have the same address */
dma_unmap_single(NULL,
vino_drvdata->dummy_desc_table.dma_cpu[0],
(void *)vino_drvdata->
dummy_desc_table.dma_cpu,
vino_drvdata->dummy_desc_table.dma);
- case 3:
+ case 4:
free_page(vino_drvdata->dummy_page);
+ case 3:
+ v4l2_device_unregister(&vino_drvdata->v4l2_dev);
case 2:
kfree(vino_drvdata);
case 1:
return -ENODEV;
}
- printk(KERN_INFO "VINO with chip ID %ld, revision %ld found\n",
- VINO_ID_VALUE(rev_id), VINO_REV_NUM(rev_id));
+ printk(KERN_INFO "VINO revision %ld found\n", VINO_REV_NUM(rev_id));
return 0;
}
static int vino_init(void)
{
dma_addr_t dma_dummy_address;
+ int err;
int i;
- vino_drvdata = (struct vino_settings *)
- kmalloc(sizeof(struct vino_settings), GFP_KERNEL);
+ vino_drvdata = kzalloc(sizeof(struct vino_settings), GFP_KERNEL);
if (!vino_drvdata) {
vino_module_cleanup(vino_init_stage);
return -ENOMEM;
}
- memset(vino_drvdata, 0, sizeof(struct vino_settings));
+ vino_init_stage++;
+ strlcpy(vino_drvdata->v4l2_dev.name, "vino",
+ sizeof(vino_drvdata->v4l2_dev.name));
+ err = v4l2_device_register(NULL, &vino_drvdata->v4l2_dev);
+ if (err)
+ return err;
vino_init_stage++;
/* create a dummy dma descriptor */
vcs->capturing = 0;
- init_MUTEX(&vcs->sem);
+ mutex_init(&vcs->mutex);
spin_lock_init(&vcs->capture_lock);
- init_MUTEX(&vcs->fb_queue.queue_sem);
+ mutex_init(&vcs->fb_queue.queue_mutex);
spin_lock_init(&vcs->fb_queue.queue_lock);
init_waitqueue_head(&vcs->fb_queue.frame_wait_queue);
- vcs->v4l_device = video_device_alloc();
- if (!vcs->v4l_device) {
+ vcs->vdev = video_device_alloc();
+ if (!vcs->vdev) {
vino_module_cleanup(vino_init_stage);
return -ENOMEM;
}
vino_init_stage++;
- memcpy(vcs->v4l_device, &v4l_device_template,
+ memcpy(vcs->vdev, &vdev_template,
sizeof(struct video_device));
- strcpy(vcs->v4l_device->name, name);
- vcs->v4l_device->release = video_device_release;
+ strcpy(vcs->vdev->name, name);
+ vcs->vdev->release = video_device_release;
+ vcs->vdev->v4l2_dev = &vino_drvdata->v4l2_dev;
- video_set_drvdata(vcs->v4l_device, vcs);
+ video_set_drvdata(vcs->vdev, vcs);
return 0;
}
spin_lock_init(&vino_drvdata->input_lock);
ret = vino_init_channel_settings(&vino_drvdata->a, VINO_CHANNEL_A,
- vino_v4l_device_name_a);
+ vino_vdev_name_a);
if (ret)
return ret;
ret = vino_init_channel_settings(&vino_drvdata->b, VINO_CHANNEL_B,
- vino_v4l_device_name_b);
+ vino_vdev_name_b);
if (ret)
return ret;
}
vino_init_stage++;
- ret = vino_i2c_add_bus();
+ ret = i2c_add_adapter(&vino_i2c_adapter);
if (ret) {
printk(KERN_ERR "VINO I2C bus registration failed\n");
vino_module_cleanup(vino_init_stage);
return ret;
}
+ i2c_set_adapdata(&vino_i2c_adapter, &vino_drvdata->v4l2_dev);
vino_init_stage++;
- ret = video_register_device(vino_drvdata->a.v4l_device,
+ ret = video_register_device(vino_drvdata->a.vdev,
VFL_TYPE_GRABBER, -1);
if (ret < 0) {
printk(KERN_ERR "VINO channel A Video4Linux-device "
}
vino_init_stage++;
- ret = video_register_device(vino_drvdata->b.v4l_device,
+ ret = video_register_device(vino_drvdata->b.vdev,
VFL_TYPE_GRABBER, -1);
if (ret < 0) {
printk(KERN_ERR "VINO channel B Video4Linux-device "
}
vino_init_stage++;
-#if defined(CONFIG_KMOD) && defined(MODULE)
- request_module("saa7191");
- request_module("indycam");
-#endif
+ vino_drvdata->decoder =
+ v4l2_i2c_new_subdev(&vino_drvdata->v4l2_dev, &vino_i2c_adapter,
+ "saa7191", "saa7191", 0, I2C_ADDRS(0x45));
+ vino_drvdata->camera =
+ v4l2_i2c_new_subdev(&vino_drvdata->v4l2_dev, &vino_i2c_adapter,
+ "indycam", "indycam", 0, I2C_ADDRS(0x2b));
dprintk("init complete!\n");