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authorHans Verkuil <hverkuil@xs4all.nl>2010-04-23 09:04:48 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2010-08-08 23:43:04 -0300
commit59b8311a9b4cdd3e11d1c7d434bb9abf1ae3bc5c (patch)
treee81254e6ac977afcc45e17fec319287b975b3271
parentebc3bba5833e7021336f09767347a52448a60bc5 (diff)
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V4L/DVB: saa717x: convert to the new control framework
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
-rw-r--r--drivers/media/video/saa717x.c323
1 files changed, 81 insertions, 242 deletions
diff --git a/drivers/media/video/saa717x.c b/drivers/media/video/saa717x.c
index 78d69950c00..45f8bfc1342 100644
--- a/drivers/media/video/saa717x.c
+++ b/drivers/media/video/saa717x.c
@@ -38,6 +38,7 @@
#include <linux/videodev2.h>
#include <linux/i2c.h>
#include <media/v4l2-device.h>
+#include <media/v4l2-ctrls.h>
#include <media/v4l2-i2c-drv.h>
MODULE_DESCRIPTION("Philips SAA717x audio/video decoder driver");
@@ -55,14 +56,11 @@ MODULE_PARM_DESC(debug, "Debug level (0-1)");
struct saa717x_state {
struct v4l2_subdev sd;
+ struct v4l2_ctrl_handler hdl;
v4l2_std_id std;
int input;
int enable;
int radio;
- int bright;
- int contrast;
- int hue;
- int sat;
int playback;
int audio;
int tuner_audio_mode;
@@ -81,6 +79,11 @@ static inline struct saa717x_state *to_state(struct v4l2_subdev *sd)
return container_of(sd, struct saa717x_state, sd);
}
+static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl)
+{
+ return &container_of(ctrl->handler, struct saa717x_state, hdl)->sd;
+}
+
/* ----------------------------------------------------------------------- */
/* for audio mode */
@@ -774,29 +777,6 @@ static void set_audio_mode(struct v4l2_subdev *sd, int audio_mode)
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 v4l2_subdev *sd,
- struct saa717x_state *decoder)
-{
- /* brightness ffh (bright) - 80h (ITU level) - 00h (dark) */
- 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(sd, 0x10b, decoder->contrast);
-
- /* saturation? 7fh(max)-40h(ITU)-0h(color off)
- c0h (-1.0 inverse chrominance)
- 80h (-2.0 inverse chrominance) */
- saa717x_write(sd, 0x10c, decoder->sat);
-
- /* color hue (phase) control
- 7fh (+178.6) - 0h (0 normal) - 80h (-180.0) */
- saa717x_write(sd, 0x10d, decoder->hue);
-}
-
/* write regs to set audio volume, bass and treble */
static int set_audio_regs(struct v4l2_subdev *sd,
struct saa717x_state *decoder)
@@ -829,9 +809,9 @@ static int set_audio_regs(struct v4l2_subdev *sd,
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);
+ val = decoder->audio_main_bass & 0x1f;
+ val |= (decoder->audio_main_treble & 0x1f) << 5;
saa717x_write(sd, 0x488, val);
return 0;
}
@@ -893,218 +873,55 @@ static void set_v_scale(struct v4l2_subdev *sd, int task, int yscale)
saa717x_write(sd, 0x71 + task_shift, yscale >> 8);
}
-static int saa717x_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
-{
- struct saa717x_state *state = to_state(sd);
-
- switch (ctrl->id) {
- case V4L2_CID_BRIGHTNESS:
- if (ctrl->value < 0 || ctrl->value > 255) {
- v4l2_err(sd, "invalid brightness setting %d\n", ctrl->value);
- return -ERANGE;
- }
-
- state->bright = ctrl->value;
- 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) {
- v4l2_err(sd, "invalid contrast setting %d\n", ctrl->value);
- return -ERANGE;
- }
-
- state->contrast = ctrl->value;
- 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) {
- v4l2_err(sd, "invalid saturation setting %d\n", ctrl->value);
- return -ERANGE;
- }
-
- state->sat = ctrl->value;
- v4l2_dbg(1, debug, sd, "sat:%d\n", state->sat);
- saa717x_write(sd, 0x10c, state->sat);
- break;
-
- case V4L2_CID_HUE:
- if (ctrl->value < -128 || ctrl->value > 127) {
- v4l2_err(sd, "invalid hue setting %d\n", ctrl->value);
- return -ERANGE;
- }
-
- state->hue = ctrl->value;
- 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(sd, state);
- break;
-
- case V4L2_CID_AUDIO_VOLUME:
- state->audio_main_volume = ctrl->value;
- set_audio_regs(sd, state);
- break;
-
- case V4L2_CID_AUDIO_BALANCE:
- state->audio_main_balance = ctrl->value;
- set_audio_regs(sd, state);
- break;
-
- case V4L2_CID_AUDIO_TREBLE:
- state->audio_main_treble = ctrl->value;
- set_audio_regs(sd, state);
- break;
-
- case V4L2_CID_AUDIO_BASS:
- state->audio_main_bass = ctrl->value;
- set_audio_regs(sd, state);
- break;
-
- default:
- return -EINVAL;
- }
-
- return 0;
-}
-
-static int saa717x_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
+static int saa717x_s_ctrl(struct v4l2_ctrl *ctrl)
{
+ struct v4l2_subdev *sd = to_sd(ctrl);
struct saa717x_state *state = to_state(sd);
switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
- ctrl->value = state->bright;
- break;
+ saa717x_write(sd, 0x10a, ctrl->val);
+ return 0;
case V4L2_CID_CONTRAST:
- ctrl->value = state->contrast;
- break;
+ saa717x_write(sd, 0x10b, ctrl->val);
+ return 0;
case V4L2_CID_SATURATION:
- ctrl->value = state->sat;
- break;
+ saa717x_write(sd, 0x10c, ctrl->val);
+ return 0;
case V4L2_CID_HUE:
- ctrl->value = state->hue;
- break;
+ saa717x_write(sd, 0x10d, ctrl->val);
+ return 0;
case V4L2_CID_AUDIO_MUTE:
- ctrl->value = state->audio_main_mute;
+ state->audio_main_mute = ctrl->val;
break;
case V4L2_CID_AUDIO_VOLUME:
- ctrl->value = state->audio_main_volume;
+ state->audio_main_volume = ctrl->val;
break;
case V4L2_CID_AUDIO_BALANCE:
- ctrl->value = state->audio_main_balance;
+ state->audio_main_balance = ctrl->val;
break;
case V4L2_CID_AUDIO_TREBLE:
- ctrl->value = state->audio_main_treble;
+ state->audio_main_treble = ctrl->val;
break;
case V4L2_CID_AUDIO_BASS:
- ctrl->value = state->audio_main_bass;
+ state->audio_main_bass = ctrl->val;
break;
default:
- return -EINVAL;
+ return 0;
}
-
+ set_audio_regs(sd, state);
return 0;
}
-static struct v4l2_queryctrl saa717x_qctrl[] = {
- {
- .id = V4L2_CID_BRIGHTNESS,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Brightness",
- .minimum = 0,
- .maximum = 255,
- .step = 1,
- .default_value = 128,
- .flags = 0,
- }, {
- .id = V4L2_CID_CONTRAST,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Contrast",
- .minimum = 0,
- .maximum = 255,
- .step = 1,
- .default_value = 64,
- .flags = 0,
- }, {
- .id = V4L2_CID_SATURATION,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Saturation",
- .minimum = 0,
- .maximum = 255,
- .step = 1,
- .default_value = 64,
- .flags = 0,
- }, {
- .id = V4L2_CID_HUE,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Hue",
- .minimum = -128,
- .maximum = 127,
- .step = 1,
- .default_value = 0,
- .flags = 0,
- }, {
- .id = V4L2_CID_AUDIO_VOLUME,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Volume",
- .minimum = 0,
- .maximum = 65535,
- .step = 65535 / 100,
- .default_value = 58880,
- .flags = 0,
- }, {
- .id = V4L2_CID_AUDIO_BALANCE,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Balance",
- .minimum = 0,
- .maximum = 65535,
- .step = 65535 / 100,
- .default_value = 32768,
- .flags = 0,
- }, {
- .id = V4L2_CID_AUDIO_MUTE,
- .type = V4L2_CTRL_TYPE_BOOLEAN,
- .name = "Mute",
- .minimum = 0,
- .maximum = 1,
- .step = 1,
- .default_value = 1,
- .flags = 0,
- }, {
- .id = V4L2_CID_AUDIO_BASS,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Bass",
- .minimum = 0,
- .maximum = 65535,
- .step = 65535 / 100,
- .default_value = 32768,
- }, {
- .id = V4L2_CID_AUDIO_TREBLE,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Treble",
- .minimum = 0,
- .maximum = 65535,
- .step = 65535 / 100,
- .default_value = 32768,
- },
-};
-
static int saa717x_s_video_routing(struct v4l2_subdev *sd,
u32 input, u32 output, u32 config)
{
@@ -1158,18 +975,6 @@ static int saa717x_s_video_routing(struct v4l2_subdev *sd,
return 0;
}
-static int saa717x_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc)
-{
- int i;
-
- 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;
-}
-
#ifdef CONFIG_VIDEO_ADV_DEBUG
static int saa717x_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
{
@@ -1386,17 +1191,34 @@ static int saa717x_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
return 0;
}
+static int saa717x_log_status(struct v4l2_subdev *sd)
+{
+ struct saa717x_state *state = to_state(sd);
+
+ v4l2_ctrl_handler_log_status(&state->hdl, sd->name);
+ return 0;
+}
+
/* ----------------------------------------------------------------------- */
+static const struct v4l2_ctrl_ops saa717x_ctrl_ops = {
+ .s_ctrl = saa717x_s_ctrl,
+};
+
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,
.s_std = saa717x_s_std,
+ .g_ext_ctrls = v4l2_subdev_g_ext_ctrls,
+ .try_ext_ctrls = v4l2_subdev_try_ext_ctrls,
+ .s_ext_ctrls = v4l2_subdev_s_ext_ctrls,
+ .g_ctrl = v4l2_subdev_g_ctrl,
+ .s_ctrl = v4l2_subdev_s_ctrl,
+ .queryctrl = v4l2_subdev_queryctrl,
+ .querymenu = v4l2_subdev_querymenu,
+ .log_status = saa717x_log_status,
};
static const struct v4l2_subdev_tuner_ops saa717x_tuner_ops = {
@@ -1432,6 +1254,7 @@ static int saa717x_probe(struct i2c_client *client,
const struct i2c_device_id *did)
{
struct saa717x_state *decoder;
+ struct v4l2_ctrl_handler *hdl;
struct v4l2_subdev *sd;
u8 id = 0;
char *p = "";
@@ -1467,16 +1290,41 @@ static int saa717x_probe(struct i2c_client *client,
p = "saa7171";
v4l2_info(sd, "%s found @ 0x%x (%s)\n", p,
client->addr << 1, client->adapter->name);
+
+ hdl = &decoder->hdl;
+ v4l2_ctrl_handler_init(hdl, 9);
+ /* add in ascending ID order */
+ v4l2_ctrl_new_std(hdl, &saa717x_ctrl_ops,
+ V4L2_CID_BRIGHTNESS, 0, 255, 1, 128);
+ v4l2_ctrl_new_std(hdl, &saa717x_ctrl_ops,
+ V4L2_CID_CONTRAST, 0, 255, 1, 68);
+ v4l2_ctrl_new_std(hdl, &saa717x_ctrl_ops,
+ V4L2_CID_SATURATION, 0, 255, 1, 64);
+ v4l2_ctrl_new_std(hdl, &saa717x_ctrl_ops,
+ V4L2_CID_HUE, -128, 127, 1, 0);
+ v4l2_ctrl_new_std(hdl, &saa717x_ctrl_ops,
+ V4L2_CID_AUDIO_VOLUME, 0, 65535, 65535 / 100, 42000);
+ v4l2_ctrl_new_std(hdl, &saa717x_ctrl_ops,
+ V4L2_CID_AUDIO_BALANCE, 0, 65535, 65535 / 100, 32768);
+ v4l2_ctrl_new_std(hdl, &saa717x_ctrl_ops,
+ V4L2_CID_AUDIO_BASS, -16, 15, 1, 0);
+ v4l2_ctrl_new_std(hdl, &saa717x_ctrl_ops,
+ V4L2_CID_AUDIO_TREBLE, -16, 15, 1, 0);
+ v4l2_ctrl_new_std(hdl, &saa717x_ctrl_ops,
+ V4L2_CID_AUDIO_MUTE, 0, 1, 1, 0);
+ sd->ctrl_handler = hdl;
+ if (hdl->error) {
+ int err = hdl->error;
+
+ v4l2_ctrl_handler_free(hdl);
+ kfree(decoder);
+ return err;
+ }
+
decoder->std = V4L2_STD_NTSC;
decoder->input = -1;
decoder->enable = 1;
- /* tune these parameters */
- decoder->bright = 0x80;
- decoder->contrast = 0x44;
- decoder->sat = 0x40;
- decoder->hue = 0x00;
-
/* FIXME!! */
decoder->playback = 0; /* initially capture mode used */
decoder->audio = 1; /* DECODER_AUDIO_48_KHZ */
@@ -1487,23 +1335,13 @@ static int saa717x_probe(struct i2c_client *client,
/* set volume, bass and treble */
decoder->audio_main_vol_l = 6;
decoder->audio_main_vol_r = 6;
- decoder->audio_main_bass = 0;
- decoder->audio_main_treble = 0;
- decoder->audio_main_mute = 0;
- decoder->audio_main_balance = 32768;
- /* normalize (24 to -40 (not -84) -> 65535 to 0) */
- decoder->audio_main_volume =
- (decoder->audio_main_vol_r + 41) * 65535 / (24 - (-40));
v4l2_dbg(1, debug, sd, "writing init values\n");
/* FIXME!! */
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(sd, decoder);
+
+ v4l2_ctrl_handler_setup(hdl);
set_current_state(TASK_INTERRUPTIBLE);
schedule_timeout(2*HZ);
@@ -1515,6 +1353,7 @@ static int saa717x_remove(struct i2c_client *client)
struct v4l2_subdev *sd = i2c_get_clientdata(client);
v4l2_device_unregister_subdev(sd);
+ v4l2_ctrl_handler_free(sd->ctrl_handler);
kfree(to_state(sd));
return 0;
}