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path: root/drivers/media/video/saa717x.c
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Diffstat (limited to 'drivers/media/video/saa717x.c')
-rw-r--r--drivers/media/video/saa717x.c610
1 files changed, 313 insertions, 297 deletions
diff --git a/drivers/media/video/saa717x.c b/drivers/media/video/saa717x.c
index af60ede5310..9befca65905 100644
--- a/drivers/media/video/saa717x.c
+++ b/drivers/media/video/saa717x.c
@@ -37,7 +37,7 @@
#include <linux/videodev2.h>
#include <linux/i2c.h>
-#include <media/v4l2-common.h>
+#include <media/v4l2-device.h>
#include <media/v4l2-i2c-drv.h>
MODULE_DESCRIPTION("Philips SAA717x audio/video decoder driver");
@@ -54,6 +54,7 @@ MODULE_PARM_DESC(debug, "Debug level (0-1)");
*/
struct saa717x_state {
+ struct v4l2_subdev sd;
v4l2_std_id std;
int input;
int enable;
@@ -75,6 +76,11 @@ struct saa717x_state {
int audio_input;
};
+static inline struct saa717x_state *to_state(struct v4l2_subdev *sd)
+{
+ return container_of(sd, struct saa717x_state, sd);
+}
+
/* ----------------------------------------------------------------------- */
/* for audio mode */
@@ -88,8 +94,9 @@ struct saa717x_state {
/* ----------------------------------------------------------------------- */
-static int saa717x_write(struct i2c_client *client, u32 reg, u32 value)
+static int saa717x_write(struct v4l2_subdev *sd, u32 reg, u32 value)
{
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
struct i2c_adapter *adap = client->adapter;
int fw_addr = reg == 0x454 || (reg >= 0x464 && reg <= 0x478) || reg == 0x480 || reg == 0x488;
unsigned char mm1[6];
@@ -109,20 +116,21 @@ static int saa717x_write(struct i2c_client *client, u32 reg, u32 value)
}
msg.len = fw_addr ? 5 : 3; /* Long Registers have *only* three bytes! */
msg.buf = mm1;
- v4l_dbg(2, debug, client, "wrote: reg 0x%03x=%08x\n", reg, value);
+ v4l2_dbg(2, debug, sd, "wrote: reg 0x%03x=%08x\n", reg, value);
return i2c_transfer(adap, &msg, 1) == 1;
}
-static void saa717x_write_regs(struct i2c_client *client, u32 *data)
+static void saa717x_write_regs(struct v4l2_subdev *sd, u32 *data)
{
while (data[0] || data[1]) {
- saa717x_write(client, data[0], data[1]);
+ saa717x_write(sd, data[0], data[1]);
data += 2;
}
}
-static u32 saa717x_read(struct i2c_client *client, u32 reg)
+static u32 saa717x_read(struct v4l2_subdev *sd, u32 reg)
{
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
struct i2c_adapter *adap = client->adapter;
int fw_addr = (reg >= 0x404 && reg <= 0x4b8) || reg == 0x528;
unsigned char mm1[2];
@@ -146,7 +154,7 @@ static u32 saa717x_read(struct i2c_client *client, u32 reg)
else
value = mm2[0] & 0xff;
- v4l_dbg(2, debug, client, "read: reg 0x%03x=0x%08x\n", reg, value);
+ v4l2_dbg(2, debug, sd, "read: reg 0x%03x=0x%08x\n", reg, value);
return value;
}
@@ -680,7 +688,7 @@ static u32 reg_set_audio_template[4][2] =
/* Get detected audio flags (from saa7134 driver) */
-static void get_inf_dev_status(struct i2c_client *client,
+static void get_inf_dev_status(struct v4l2_subdev *sd,
int *dual_flag, int *stereo_flag)
{
u32 reg_data3;
@@ -719,13 +727,13 @@ static void get_inf_dev_status(struct i2c_client *client,
/* (demdec status: 0x528) */
/* read current status */
- reg_data3 = saa717x_read(client, 0x0528);
+ reg_data3 = saa717x_read(sd, 0x0528);
- v4l_dbg(1, debug, client, "tvaudio thread status: 0x%x [%s%s%s]\n",
+ v4l2_dbg(1, debug, sd, "tvaudio thread status: 0x%x [%s%s%s]\n",
reg_data3, stdres[reg_data3 & 0x1f],
(reg_data3 & 0x000020) ? ",stereo" : "",
(reg_data3 & 0x000040) ? ",dual" : "");
- v4l_dbg(1, debug, client, "detailed status: "
+ v4l2_dbg(1, debug, sd, "detailed status: "
"%s#%s#%s#%s#%s#%s#%s#%s#%s#%s#%s#%s#%s#%s\n",
(reg_data3 & 0x000080) ? " A2/EIAJ pilot tone " : "",
(reg_data3 & 0x000100) ? " A2/EIAJ dual " : "",
@@ -746,51 +754,51 @@ static void get_inf_dev_status(struct i2c_client *client,
(reg_data3 & 0x100000) ? " init done " : "");
if (reg_data3 & 0x000220) {
- v4l_dbg(1, debug, client, "ST!!!\n");
+ v4l2_dbg(1, debug, sd, "ST!!!\n");
*stereo_flag = 1;
}
if (reg_data3 & 0x000140) {
- v4l_dbg(1, debug, client, "DUAL!!!\n");
+ v4l2_dbg(1, debug, sd, "DUAL!!!\n");
*dual_flag = 1;
}
}
/* regs write to set audio mode */
-static void set_audio_mode(struct i2c_client *client, int audio_mode)
+static void set_audio_mode(struct v4l2_subdev *sd, int audio_mode)
{
- v4l_dbg(1, debug, client, "writing registers to set audio mode by set %d\n",
+ v4l2_dbg(1, debug, sd, "writing registers to set audio mode by set %d\n",
audio_mode);
- saa717x_write(client, 0x46c, reg_set_audio_template[audio_mode][0]);
- saa717x_write(client, 0x470, reg_set_audio_template[audio_mode][1]);
+ saa717x_write(sd, 0x46c, reg_set_audio_template[audio_mode][0]);
+ saa717x_write(sd, 0x470, reg_set_audio_template[audio_mode][1]);
}
/* write regs to video output level (bright,contrast,hue,sat) */
-static void set_video_output_level_regs(struct i2c_client *client,
+static void set_video_output_level_regs(struct v4l2_subdev *sd,
struct saa717x_state *decoder)
{
/* brightness ffh (bright) - 80h (ITU level) - 00h (dark) */
- saa717x_write(client, 0x10a, decoder->bright);
+ saa717x_write(sd, 0x10a, decoder->bright);
/* contrast 7fh (max: 1.984) - 44h (ITU) - 40h (1.0) -
0h (luminance off) 40: i2c dump
c0h (-1.0 inverse chrominance)
80h (-2.0 inverse chrominance) */
- saa717x_write(client, 0x10b, decoder->contrast);
+ saa717x_write(sd, 0x10b, decoder->contrast);
/* saturation? 7fh(max)-40h(ITU)-0h(color off)
c0h (-1.0 inverse chrominance)
80h (-2.0 inverse chrominance) */
- saa717x_write(client, 0x10c, decoder->sat);
+ saa717x_write(sd, 0x10c, decoder->sat);
/* color hue (phase) control
7fh (+178.6) - 0h (0 normal) - 80h (-180.0) */
- saa717x_write(client, 0x10d, decoder->hue);
+ saa717x_write(sd, 0x10d, decoder->hue);
}
/* write regs to set audio volume, bass and treble */
-static int set_audio_regs(struct i2c_client *client,
+static int set_audio_regs(struct v4l2_subdev *sd,
struct saa717x_state *decoder)
{
u8 mute = 0xac; /* -84 dB */
@@ -798,8 +806,8 @@ static int set_audio_regs(struct i2c_client *client,
unsigned int work_l, work_r;
/* set SIF analog I/O select */
- saa717x_write(client, 0x0594, decoder->audio_input);
- v4l_dbg(1, debug, client, "set audio input %d\n",
+ saa717x_write(sd, 0x0594, decoder->audio_input);
+ v4l2_dbg(1, debug, sd, "set audio input %d\n",
decoder->audio_input);
/* normalize ( 65535 to 0 -> 24 to -40 (not -84)) */
@@ -819,17 +827,17 @@ static int set_audio_regs(struct i2c_client *client,
((u8)decoder->audio_main_vol_r << 8);
}
- saa717x_write(client, 0x480, val);
+ saa717x_write(sd, 0x480, val);
/* bass and treble; go to another function */
/* set bass and treble */
val = decoder->audio_main_bass | (decoder->audio_main_treble << 8);
- saa717x_write(client, 0x488, val);
+ saa717x_write(sd, 0x488, val);
return 0;
}
/********** scaling staff ***********/
-static void set_h_prescale(struct i2c_client *client,
+static void set_h_prescale(struct v4l2_subdev *sd,
int task, int prescale)
{
static const struct {
@@ -862,107 +870,101 @@ static void set_h_prescale(struct i2c_client *client,
return;
/* horizonal prescaling */
- saa717x_write(client, 0x60 + task_shift, vals[i].xpsc);
+ saa717x_write(sd, 0x60 + task_shift, vals[i].xpsc);
/* accumulation length */
- saa717x_write(client, 0x61 + task_shift, vals[i].xacl);
+ saa717x_write(sd, 0x61 + task_shift, vals[i].xacl);
/* level control */
- saa717x_write(client, 0x62 + task_shift,
+ saa717x_write(sd, 0x62 + task_shift,
(vals[i].xc2_1 << 3) | vals[i].xdcg);
/*FIR prefilter control */
- saa717x_write(client, 0x63 + task_shift,
+ saa717x_write(sd, 0x63 + task_shift,
(vals[i].vpfy << 2) | vals[i].vpfy);
}
/********** scaling staff ***********/
-static void set_v_scale(struct i2c_client *client, int task, int yscale)
+static void set_v_scale(struct v4l2_subdev *sd, int task, int yscale)
{
int task_shift;
task_shift = task * 0x40;
/* Vertical scaling ratio (LOW) */
- saa717x_write(client, 0x70 + task_shift, yscale & 0xff);
+ saa717x_write(sd, 0x70 + task_shift, yscale & 0xff);
/* Vertical scaling ratio (HI) */
- saa717x_write(client, 0x71 + task_shift, yscale >> 8);
-}
-
-static int saa717x_set_audio_clock_freq(struct i2c_client *client, u32 freq)
-{
- /* not yet implament, so saa717x_cfg_??hz_??_audio is not defined. */
- return 0;
+ saa717x_write(sd, 0x71 + task_shift, yscale >> 8);
}
-static int saa717x_set_v4lctrl(struct i2c_client *client, struct v4l2_control *ctrl)
+static int saa717x_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
{
- struct saa717x_state *state = i2c_get_clientdata(client);
+ struct saa717x_state *state = to_state(sd);
switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
if (ctrl->value < 0 || ctrl->value > 255) {
- v4l_err(client, "invalid brightness setting %d\n", ctrl->value);
+ v4l2_err(sd, "invalid brightness setting %d\n", ctrl->value);
return -ERANGE;
}
state->bright = ctrl->value;
- v4l_dbg(1, debug, client, "bright:%d\n", state->bright);
- saa717x_write(client, 0x10a, state->bright);
+ v4l2_dbg(1, debug, sd, "bright:%d\n", state->bright);
+ saa717x_write(sd, 0x10a, state->bright);
break;
case V4L2_CID_CONTRAST:
if (ctrl->value < 0 || ctrl->value > 127) {
- v4l_err(client, "invalid contrast setting %d\n", ctrl->value);
+ v4l2_err(sd, "invalid contrast setting %d\n", ctrl->value);
return -ERANGE;
}
state->contrast = ctrl->value;
- v4l_dbg(1, debug, client, "contrast:%d\n", state->contrast);
- saa717x_write(client, 0x10b, state->contrast);
+ v4l2_dbg(1, debug, sd, "contrast:%d\n", state->contrast);
+ saa717x_write(sd, 0x10b, state->contrast);
break;
case V4L2_CID_SATURATION:
if (ctrl->value < 0 || ctrl->value > 127) {
- v4l_err(client, "invalid saturation setting %d\n", ctrl->value);
+ v4l2_err(sd, "invalid saturation setting %d\n", ctrl->value);
return -ERANGE;
}
state->sat = ctrl->value;
- v4l_dbg(1, debug, client, "sat:%d\n", state->sat);
- saa717x_write(client, 0x10c, state->sat);
+ v4l2_dbg(1, debug, sd, "sat:%d\n", state->sat);
+ saa717x_write(sd, 0x10c, state->sat);
break;
case V4L2_CID_HUE:
if (ctrl->value < -127 || ctrl->value > 127) {
- v4l_err(client, "invalid hue setting %d\n", ctrl->value);
+ v4l2_err(sd, "invalid hue setting %d\n", ctrl->value);
return -ERANGE;
}
state->hue = ctrl->value;
- v4l_dbg(1, debug, client, "hue:%d\n", state->hue);
- saa717x_write(client, 0x10d, state->hue);
+ v4l2_dbg(1, debug, sd, "hue:%d\n", state->hue);
+ saa717x_write(sd, 0x10d, state->hue);
break;
case V4L2_CID_AUDIO_MUTE:
state->audio_main_mute = ctrl->value;
- set_audio_regs(client, state);
+ set_audio_regs(sd, state);
break;
case V4L2_CID_AUDIO_VOLUME:
state->audio_main_volume = ctrl->value;
- set_audio_regs(client, state);
+ set_audio_regs(sd, state);
break;
case V4L2_CID_AUDIO_BALANCE:
state->audio_main_balance = ctrl->value;
- set_audio_regs(client, state);
+ set_audio_regs(sd, state);
break;
case V4L2_CID_AUDIO_TREBLE:
state->audio_main_treble = ctrl->value;
- set_audio_regs(client, state);
+ set_audio_regs(sd, state);
break;
case V4L2_CID_AUDIO_BASS:
state->audio_main_bass = ctrl->value;
- set_audio_regs(client, state);
+ set_audio_regs(sd, state);
break;
default:
@@ -972,9 +974,9 @@ static int saa717x_set_v4lctrl(struct i2c_client *client, struct v4l2_control *c
return 0;
}
-static int saa717x_get_v4lctrl(struct i2c_client *client, struct v4l2_control *ctrl)
+static int saa717x_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
{
- struct saa717x_state *state = i2c_get_clientdata(client);
+ struct saa717x_state *state = to_state(sd);
switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
@@ -1103,13 +1105,15 @@ static struct v4l2_queryctrl saa717x_qctrl[] = {
},
};
-static int saa717x_set_video_input(struct i2c_client *client, struct saa717x_state *decoder, int inp)
+static int saa717x_s_video_routing(struct v4l2_subdev *sd, const struct v4l2_routing *route)
{
+ struct saa717x_state *decoder = to_state(sd);
+ int inp = route->input;
int is_tuner = inp & 0x80; /* tuner input flag */
inp &= 0x7f;
- v4l_dbg(1, debug, client, "decoder set input (%d)\n", inp);
+ v4l2_dbg(1, debug, sd, "decoder set input (%d)\n", inp);
/* inputs from 0-9 are available*/
/* saa717x have mode0-mode9 but mode5 is reserved. */
if (inp < 0 || inp > 9 || inp == 5)
@@ -1119,222 +1123,197 @@ static int saa717x_set_video_input(struct i2c_client *client, struct saa717x_sta
int input_line = inp;
decoder->input = input_line;
- v4l_dbg(1, debug, client, "now setting %s input %d\n",
+ v4l2_dbg(1, debug, sd, "now setting %s input %d\n",
input_line >= 6 ? "S-Video" : "Composite",
input_line);
/* select mode */
- saa717x_write(client, 0x102,
- (saa717x_read(client, 0x102) & 0xf0) |
+ saa717x_write(sd, 0x102,
+ (saa717x_read(sd, 0x102) & 0xf0) |
input_line);
/* bypass chrominance trap for modes 6..9 */
- saa717x_write(client, 0x109,
- (saa717x_read(client, 0x109) & 0x7f) |
+ saa717x_write(sd, 0x109,
+ (saa717x_read(sd, 0x109) & 0x7f) |
(input_line < 6 ? 0x0 : 0x80));
/* change audio_mode */
if (is_tuner) {
/* tuner */
- set_audio_mode(client, decoder->tuner_audio_mode);
+ set_audio_mode(sd, decoder->tuner_audio_mode);
} else {
/* Force to STEREO mode if Composite or
* S-Video were chosen */
- set_audio_mode(client, TUNER_AUDIO_STEREO);
+ set_audio_mode(sd, TUNER_AUDIO_STEREO);
}
/* change initialize procedure (Composite/S-Video) */
if (is_tuner)
- saa717x_write_regs(client, reg_init_tuner_input);
+ saa717x_write_regs(sd, reg_init_tuner_input);
else if (input_line >= 6)
- saa717x_write_regs(client, reg_init_svideo_input);
+ saa717x_write_regs(sd, reg_init_svideo_input);
else
- saa717x_write_regs(client, reg_init_composite_input);
+ saa717x_write_regs(sd, reg_init_composite_input);
}
return 0;
}
-static int saa717x_command(struct i2c_client *client, unsigned cmd, void *arg)
+static int saa717x_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc)
{
- struct saa717x_state *decoder = i2c_get_clientdata(client);
-
- v4l_dbg(1, debug, client, "IOCTL: %08x\n", cmd);
+ int i;
- switch (cmd) {
- case VIDIOC_INT_AUDIO_CLOCK_FREQ:
- return saa717x_set_audio_clock_freq(client, *(u32 *)arg);
+ for (i = 0; i < ARRAY_SIZE(saa717x_qctrl); i++)
+ if (qc->id && qc->id == saa717x_qctrl[i].id) {
+ memcpy(qc, &saa717x_qctrl[i], sizeof(*qc));
+ return 0;
+ }
+ return -EINVAL;
+}
- case VIDIOC_G_CTRL:
- return saa717x_get_v4lctrl(client, (struct v4l2_control *)arg);
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+static int saa717x_g_register(struct v4l2_subdev *sd, struct v4l2_register *reg)
+{
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
- case VIDIOC_S_CTRL:
- return saa717x_set_v4lctrl(client, (struct v4l2_control *)arg);
+ if (!v4l2_chip_match_i2c_client(client, reg->match_type, reg->match_chip))
+ return -EINVAL;
+ if (!capable(CAP_SYS_ADMIN))
+ return -EPERM;
+ reg->val = saa717x_read(sd, reg->reg);
+ return 0;
+}
- case VIDIOC_QUERYCTRL: {
- struct v4l2_queryctrl *qc = arg;
- int i;
+static int saa717x_s_register(struct v4l2_subdev *sd, struct v4l2_register *reg)
+{
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+ u16 addr = reg->reg & 0xffff;
+ u8 val = reg->val & 0xff;
- for (i = 0; i < ARRAY_SIZE(saa717x_qctrl); i++)
- if (qc->id && qc->id == saa717x_qctrl[i].id) {
- memcpy(qc, &saa717x_qctrl[i], sizeof(*qc));
- return 0;
- }
+ if (!v4l2_chip_match_i2c_client(client, reg->match_type, reg->match_chip))
return -EINVAL;
- }
-
-#ifdef CONFIG_VIDEO_ADV_DEBUG
- case VIDIOC_DBG_G_REGISTER: {
- struct v4l2_register *reg = arg;
-
- if (!v4l2_chip_match_i2c_client(client, reg->match_type, reg->match_chip))
- return -EINVAL;
- if (!capable(CAP_SYS_ADMIN))
- return -EPERM;
- reg->val = saa717x_read(client, reg->reg);
- break;
- }
+ if (!capable(CAP_SYS_ADMIN))
+ return -EPERM;
+ saa717x_write(sd, addr, val);
+ return 0;
+}
+#endif
- case VIDIOC_DBG_S_REGISTER: {
- struct v4l2_register *reg = arg;
- u16 addr = reg->reg & 0xffff;
- u8 val = reg->val & 0xff;
+static int saa717x_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt)
+{
+ struct v4l2_pix_format *pix;
+ int prescale, h_scale, v_scale;
- if (!v4l2_chip_match_i2c_client(client, reg->match_type, reg->match_chip))
- return -EINVAL;
- if (!capable(CAP_SYS_ADMIN))
- return -EPERM;
- saa717x_write(client, addr, val);
- break;
- }
-#endif
+ pix = &fmt->fmt.pix;
+ v4l2_dbg(1, debug, sd, "decoder set size\n");
- case VIDIOC_S_FMT: {
- struct v4l2_format *fmt = (struct v4l2_format *)arg;
- struct v4l2_pix_format *pix;
- int prescale, h_scale, v_scale;
-
- pix = &fmt->fmt.pix;
- v4l_dbg(1, debug, client, "decoder set size\n");
-
- /* FIXME need better bounds checking here */
- if (pix->width < 1 || pix->width > 1440)
- return -EINVAL;
- if (pix->height < 1 || pix->height > 960)
- return -EINVAL;
-
- /* scaling setting */
- /* NTSC and interlace only */
- prescale = SAA717X_NTSC_WIDTH / pix->width;
- if (prescale == 0)
- prescale = 1;
- h_scale = 1024 * SAA717X_NTSC_WIDTH / prescale / pix->width;
- /* interlace */
- v_scale = 512 * 2 * SAA717X_NTSC_HEIGHT / pix->height;
-
- /* Horizontal prescaling etc */
- set_h_prescale(client, 0, prescale);
- set_h_prescale(client, 1, prescale);
-
- /* Horizontal scaling increment */
- /* TASK A */
- saa717x_write(client, 0x6C, (u8)(h_scale & 0xFF));
- saa717x_write(client, 0x6D, (u8)((h_scale >> 8) & 0xFF));
- /* TASK B */
- saa717x_write(client, 0xAC, (u8)(h_scale & 0xFF));
- saa717x_write(client, 0xAD, (u8)((h_scale >> 8) & 0xFF));
-
- /* Vertical prescaling etc */
- set_v_scale(client, 0, v_scale);
- set_v_scale(client, 1, v_scale);
-
- /* set video output size */
- /* video number of pixels at output */
- /* TASK A */
- saa717x_write(client, 0x5C, (u8)(pix->width & 0xFF));
- saa717x_write(client, 0x5D, (u8)((pix->width >> 8) & 0xFF));
- /* TASK B */
- saa717x_write(client, 0x9C, (u8)(pix->width & 0xFF));
- saa717x_write(client, 0x9D, (u8)((pix->width >> 8) & 0xFF));
-
- /* video number of lines at output */
- /* TASK A */
- saa717x_write(client, 0x5E, (u8)(pix->height & 0xFF));
- saa717x_write(client, 0x5F, (u8)((pix->height >> 8) & 0xFF));
- /* TASK B */
- saa717x_write(client, 0x9E, (u8)(pix->height & 0xFF));
- saa717x_write(client, 0x9F, (u8)((pix->height >> 8) & 0xFF));
- break;
- }
+ /* FIXME need better bounds checking here */
+ if (pix->width < 1 || pix->width > 1440)
+ return -EINVAL;
+ if (pix->height < 1 || pix->height > 960)
+ return -EINVAL;
- case AUDC_SET_RADIO:
- decoder->radio = 1;
- break;
+ /* scaling setting */
+ /* NTSC and interlace only */
+ prescale = SAA717X_NTSC_WIDTH / pix->width;
+ if (prescale == 0)
+ prescale = 1;
+ h_scale = 1024 * SAA717X_NTSC_WIDTH / prescale / pix->width;
+ /* interlace */
+ v_scale = 512 * 2 * SAA717X_NTSC_HEIGHT / pix->height;
+
+ /* Horizontal prescaling etc */
+ set_h_prescale(sd, 0, prescale);
+ set_h_prescale(sd, 1, prescale);
+
+ /* Horizontal scaling increment */
+ /* TASK A */
+ saa717x_write(sd, 0x6C, (u8)(h_scale & 0xFF));
+ saa717x_write(sd, 0x6D, (u8)((h_scale >> 8) & 0xFF));
+ /* TASK B */
+ saa717x_write(sd, 0xAC, (u8)(h_scale & 0xFF));
+ saa717x_write(sd, 0xAD, (u8)((h_scale >> 8) & 0xFF));
+
+ /* Vertical prescaling etc */
+ set_v_scale(sd, 0, v_scale);
+ set_v_scale(sd, 1, v_scale);
+
+ /* set video output size */
+ /* video number of pixels at output */
+ /* TASK A */
+ saa717x_write(sd, 0x5C, (u8)(pix->width & 0xFF));
+ saa717x_write(sd, 0x5D, (u8)((pix->width >> 8) & 0xFF));
+ /* TASK B */
+ saa717x_write(sd, 0x9C, (u8)(pix->width & 0xFF));
+ saa717x_write(sd, 0x9D, (u8)((pix->width >> 8) & 0xFF));
+
+ /* video number of lines at output */
+ /* TASK A */
+ saa717x_write(sd, 0x5E, (u8)(pix->height & 0xFF));
+ saa717x_write(sd, 0x5F, (u8)((pix->height >> 8) & 0xFF));
+ /* TASK B */
+ saa717x_write(sd, 0x9E, (u8)(pix->height & 0xFF));
+ saa717x_write(sd, 0x9F, (u8)((pix->height >> 8) & 0xFF));
+ return 0;
+}
- case VIDIOC_S_STD: {
- v4l2_std_id std = *(v4l2_std_id *) arg;
+static int saa717x_s_radio(struct v4l2_subdev *sd)
+{
+ struct saa717x_state *decoder = to_state(sd);
- v4l_dbg(1, debug, client, "decoder set norm ");
- v4l_dbg(1, debug, client, "(not yet implementd)\n");
+ decoder->radio = 1;
+ return 0;
+}
- decoder->radio = 0;
- decoder->std = std;
- break;
- }
+static int saa717x_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
+{
+ struct saa717x_state *decoder = to_state(sd);
- case VIDIOC_INT_G_AUDIO_ROUTING: {
- struct v4l2_routing *route = arg;
+ v4l2_dbg(1, debug, sd, "decoder set norm ");
+ v4l2_dbg(1, debug, sd, "(not yet implementd)\n");
- route->input = decoder->audio_input;
- route->output = 0;
- break;
- }
+ decoder->radio = 0;
+ decoder->std = std;
+ return 0;
+}
- case VIDIOC_INT_S_AUDIO_ROUTING: {
- struct v4l2_routing *route = arg;
+static int saa717x_s_audio_routing(struct v4l2_subdev *sd, const struct v4l2_routing *route)
+{
+ struct saa717x_state *decoder = to_state(sd);
- if (route->input < 3) { /* FIXME! --tadachi */
- decoder->audio_input = route->input;
- v4l_dbg(1, debug, client,
+ if (route->input < 3) { /* FIXME! --tadachi */
+ decoder->audio_input = route->input;
+ v4l2_dbg(1, debug, sd,
"set decoder audio input to %d\n",
decoder->audio_input);
- set_audio_regs(client, decoder);
- break;
- }
- return -ERANGE;
- }
-
- case VIDIOC_INT_S_VIDEO_ROUTING: {
- struct v4l2_routing *route = arg;
- int inp = route->input;
-
- return saa717x_set_video_input(client, decoder, inp);
+ set_audio_regs(sd, decoder);
+ return 0;
}
+ return -ERANGE;
+}
- case VIDIOC_STREAMON: {
- v4l_dbg(1, debug, client, "decoder enable output\n");
- decoder->enable = 1;
- saa717x_write(client, 0x193, 0xa6);
- break;
- }
+static int saa717x_s_stream(struct v4l2_subdev *sd, int enable)
+{
+ struct saa717x_state *decoder = to_state(sd);
- case VIDIOC_STREAMOFF: {
- v4l_dbg(1, debug, client, "decoder disable output\n");
- decoder->enable = 0;
- saa717x_write(client, 0x193, 0x26); /* right? FIXME!--tadachi */
- break;
- }
+ v4l2_dbg(1, debug, sd, "decoder %s output\n",
+ enable ? "enable" : "disable");
+ decoder->enable = enable;
+ saa717x_write(sd, 0x193, enable ? 0xa6 : 0x26);
+ return 0;
+}
- /* change audio mode */
- case VIDIOC_S_TUNER: {
- struct v4l2_tuner *vt = (struct v4l2_tuner *)arg;
- int audio_mode;
- char *mes[4] = {
- "MONO", "STEREO", "LANG1", "LANG2/SAP"
- };
+/* change audio mode */
+static int saa717x_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
+{
+ struct saa717x_state *decoder = to_state(sd);
+ int audio_mode;
+ char *mes[4] = {
+ "MONO", "STEREO", "LANG1", "LANG2/SAP"
+ };
- audio_mode = V4L2_TUNER_MODE_STEREO;
+ audio_mode = V4L2_TUNER_MODE_STEREO;
- switch (vt->audmode) {
+ switch (vt->audmode) {
case V4L2_TUNER_MODE_MONO:
audio_mode = TUNER_AUDIO_MONO;
break;
@@ -1347,70 +1326,101 @@ static int saa717x_command(struct i2c_client *client, unsigned cmd, void *arg)
case V4L2_TUNER_MODE_LANG1:
audio_mode = TUNER_AUDIO_LANG1;
break;
- }
-
- v4l_dbg(1, debug, client, "change audio mode to %s\n",
- mes[audio_mode]);
- decoder->tuner_audio_mode = audio_mode;
- /* The registers are not changed here. */
- /* See DECODER_ENABLE_OUTPUT section. */
- set_audio_mode(client, decoder->tuner_audio_mode);
- break;
}
- case VIDIOC_G_TUNER: {
- struct v4l2_tuner *vt = (struct v4l2_tuner *)arg;
- int dual_f, stereo_f;
+ v4l2_dbg(1, debug, sd, "change audio mode to %s\n",
+ mes[audio_mode]);
+ decoder->tuner_audio_mode = audio_mode;
+ /* The registers are not changed here. */
+ /* See DECODER_ENABLE_OUTPUT section. */
+ set_audio_mode(sd, decoder->tuner_audio_mode);
+ return 0;
+}
- if (decoder->radio)
- break;
- get_inf_dev_status(client, &dual_f, &stereo_f);
+static int saa717x_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
+{
+ struct saa717x_state *decoder = to_state(sd);
+ int dual_f, stereo_f;
- v4l_dbg(1, debug, client, "DETECT==st:%d dual:%d\n",
- stereo_f, dual_f);
+ if (decoder->radio)
+ return 0;
+ get_inf_dev_status(sd, &dual_f, &stereo_f);
- /* mono */
- if ((dual_f == 0) && (stereo_f == 0)) {
- vt->rxsubchans = V4L2_TUNER_SUB_MONO;
- v4l_dbg(1, debug, client, "DETECT==MONO\n");
- }
+ v4l2_dbg(1, debug, sd, "DETECT==st:%d dual:%d\n",
+ stereo_f, dual_f);
- /* stereo */
- if (stereo_f == 1) {
- if (vt->audmode == V4L2_TUNER_MODE_STEREO ||
- vt->audmode == V4L2_TUNER_MODE_LANG1) {
- vt->rxsubchans = V4L2_TUNER_SUB_STEREO;
- v4l_dbg(1, debug, client, "DETECT==ST(ST)\n");
- } else {
- vt->rxsubchans = V4L2_TUNER_SUB_MONO;
- v4l_dbg(1, debug, client, "DETECT==ST(MONO)\n");
- }
- }
+ /* mono */
+ if ((dual_f == 0) && (stereo_f == 0)) {
+ vt->rxsubchans = V4L2_TUNER_SUB_MONO;
+ v4l2_dbg(1, debug, sd, "DETECT==MONO\n");
+ }
- /* dual */
- if (dual_f == 1) {
- if (vt->audmode == V4L2_TUNER_MODE_LANG2) {
- vt->rxsubchans = V4L2_TUNER_SUB_LANG2 | V4L2_TUNER_SUB_MONO;
- v4l_dbg(1, debug, client, "DETECT==DUAL1\n");
- } else {
- vt->rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_MONO;
- v4l_dbg(1, debug, client, "DETECT==DUAL2\n");
- }
+ /* stereo */
+ if (stereo_f == 1) {
+ if (vt->audmode == V4L2_TUNER_MODE_STEREO ||
+ vt->audmode == V4L2_TUNER_MODE_LANG1) {
+ vt->rxsubchans = V4L2_TUNER_SUB_STEREO;
+ v4l2_dbg(1, debug, sd, "DETECT==ST(ST)\n");
+ } else {
+ vt->rxsubchans = V4L2_TUNER_SUB_MONO;
+ v4l2_dbg(1, debug, sd, "DETECT==ST(MONO)\n");
}
- break;
}
- case VIDIOC_LOG_STATUS:
- /* not yet implemented */
- break;
-
- default:
- return -EINVAL;
+ /* dual */
+ if (dual_f == 1) {
+ if (vt->audmode == V4L2_TUNER_MODE_LANG2) {
+ vt->rxsubchans = V4L2_TUNER_SUB_LANG2 | V4L2_TUNER_SUB_MONO;
+ v4l2_dbg(1, debug, sd, "DETECT==DUAL1\n");
+ } else {
+ vt->rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_MONO;
+ v4l2_dbg(1, debug, sd, "DETECT==DUAL2\n");
+ }
}
-
return 0;
}
+static int saa717x_command(struct i2c_client *client, unsigned cmd, void *arg)
+{
+ return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg);
+}
+
+/* ----------------------------------------------------------------------- */
+
+static const struct v4l2_subdev_core_ops saa717x_core_ops = {
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+ .g_register = saa717x_g_register,
+ .s_register = saa717x_s_register,
+#endif
+ .queryctrl = saa717x_queryctrl,
+ .g_ctrl = saa717x_g_ctrl,
+ .s_ctrl = saa717x_s_ctrl,
+};
+
+static const struct v4l2_subdev_tuner_ops saa717x_tuner_ops = {
+ .g_tuner = saa717x_g_tuner,
+ .s_tuner = saa717x_s_tuner,
+ .s_std = saa717x_s_std,
+ .s_radio = saa717x_s_radio,
+};
+
+static const struct v4l2_subdev_video_ops saa717x_video_ops = {
+ .s_routing = saa717x_s_video_routing,
+ .s_fmt = saa717x_s_fmt,
+ .s_stream = saa717x_s_stream,
+};
+
+static const struct v4l2_subdev_audio_ops saa717x_audio_ops = {
+ .s_routing = saa717x_s_audio_routing,
+};
+
+static const struct v4l2_subdev_ops saa717x_ops = {
+ .core = &saa717x_core_ops,
+ .tuner = &saa717x_tuner_ops,
+ .audio = &saa717x_audio_ops,
+ .video = &saa717x_video_ops,
+};
+
/* ----------------------------------------------------------------------- */
@@ -1421,6 +1431,7 @@ static int saa717x_probe(struct i2c_client *client,
const struct i2c_device_id *did)
{
struct saa717x_state *decoder;
+ struct v4l2_subdev *sd;
u8 id = 0;
char *p = "";
@@ -1428,13 +1439,21 @@ static int saa717x_probe(struct i2c_client *client,
if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -EIO;
- if (saa717x_write(client, 0x5a4, 0xfe) &&
- saa717x_write(client, 0x5a5, 0x0f) &&
- saa717x_write(client, 0x5a6, 0x00) &&
- saa717x_write(client, 0x5a7, 0x01))
- id = saa717x_read(client, 0x5a0);
+ decoder = kzalloc(sizeof(struct saa717x_state), GFP_KERNEL);
+ if (decoder == NULL)
+ return -ENOMEM;
+
+ sd = &decoder->sd;
+ v4l2_i2c_subdev_init(sd, client, &saa717x_ops);
+
+ if (saa717x_write(sd, 0x5a4, 0xfe) &&
+ saa717x_write(sd, 0x5a5, 0x0f) &&
+ saa717x_write(sd, 0x5a6, 0x00) &&
+ saa717x_write(sd, 0x5a7, 0x01))
+ id = saa717x_read(sd, 0x5a0);
if (id != 0xc2 && id != 0x32 && id != 0xf2 && id != 0x6c) {
- v4l_dbg(1, debug, client, "saa717x not found (id=%02x)\n", id);
+ v4l2_dbg(1, debug, sd, "saa717x not found (id=%02x)\n", id);
+ kfree(decoder);
return -ENODEV;
}
if (id == 0xc2)
@@ -1445,14 +1464,8 @@ static int saa717x_probe(struct i2c_client *client,
p = "saa7174HL";
else
p = "saa7171";
- v4l_info(client, "%s found @ 0x%x (%s)\n", p,
+ v4l2_info(sd, "%s found @ 0x%x (%s)\n", p,
client->addr << 1, client->adapter->name);
-
- decoder = kzalloc(sizeof(struct saa717x_state), GFP_KERNEL);
- i2c_set_clientdata(client, decoder);
-
- if (decoder == NULL)
- return -ENOMEM;
decoder->std = V4L2_STD_NTSC;
decoder->input = -1;
decoder->enable = 1;
@@ -1481,15 +1494,15 @@ static int saa717x_probe(struct i2c_client *client,
decoder->audio_main_volume =
(decoder->audio_main_vol_r + 41) * 65535 / (24 - (-40));
- v4l_dbg(1, debug, client, "writing init values\n");
+ v4l2_dbg(1, debug, sd, "writing init values\n");
/* FIXME!! */
- saa717x_write_regs(client, reg_init_initialize);
- set_video_output_level_regs(client, decoder);
+ saa717x_write_regs(sd, reg_init_initialize);
+ set_video_output_level_regs(sd, decoder);
/* set bass,treble to 0db 20041101 K.Ohta */
decoder->audio_main_bass = 0;
decoder->audio_main_treble = 0;
- set_audio_regs(client, decoder);
+ set_audio_regs(sd, decoder);
set_current_state(TASK_INTERRUPTIBLE);
schedule_timeout(2*HZ);
@@ -1498,7 +1511,10 @@ static int saa717x_probe(struct i2c_client *client,
static int saa717x_remove(struct i2c_client *client)
{
- kfree(i2c_get_clientdata(client));
+ struct v4l2_subdev *sd = i2c_get_clientdata(client);
+
+ v4l2_device_unregister_subdev(sd);
+ kfree(to_state(sd));
return 0;
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-22 03:25:21 +0000