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path: root/drivers/media/video/saa7115.c
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Diffstat (limited to 'drivers/media/video/saa7115.c')
-rw-r--r--drivers/media/video/saa7115.c125
1 files changed, 79 insertions, 46 deletions
diff --git a/drivers/media/video/saa7115.c b/drivers/media/video/saa7115.c
index 46c796c3fec8..44873a016c2c 100644
--- a/drivers/media/video/saa7115.c
+++ b/drivers/media/video/saa7115.c
@@ -46,7 +46,7 @@
#include <linux/videodev2.h>
#include <media/v4l2-device.h>
#include <media/v4l2-chip-ident.h>
-#include <media/v4l2-i2c-drv-legacy.h>
+#include <media/v4l2-i2c-drv.h>
#include <media/saa7115.h>
#include <asm/div64.h>
@@ -62,12 +62,6 @@ module_param(debug, bool, 0644);
MODULE_PARM_DESC(debug, "Debug level (0-1)");
-static unsigned short normal_i2c[] = {
- 0x4a >> 1, 0x48 >> 1, /* SAA7111, SAA7111A and SAA7113 */
- 0x42 >> 1, 0x40 >> 1, /* SAA7114, SAA7115 and SAA7118 */
- I2C_CLIENT_END };
-
-I2C_CLIENT_INSMOD;
struct saa711x_state {
struct v4l2_subdev sd;
@@ -778,7 +772,7 @@ static int saa711x_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
break;
case V4L2_CID_HUE:
- if (ctrl->value < -127 || ctrl->value > 127) {
+ if (ctrl->value < -128 || ctrl->value > 127) {
v4l2_err(sd, "invalid hue setting %d\n", ctrl->value);
return -ERANGE;
}
@@ -931,8 +925,8 @@ static void saa711x_set_v4lstd(struct v4l2_subdev *sd, v4l2_std_id std)
/* Prevent unnecessary standard changes. During a standard
change the I-Port is temporarily disabled. Any devices
reading from that port can get confused.
- Note that VIDIOC_S_STD is also used to switch from
- radio to TV mode, so if a VIDIOC_S_STD is broadcast to
+ Note that s_std is also used to switch from
+ radio to TV mode, so if a s_std is broadcast to
all I2C devices then you do not want to have an unwanted
side-effect here. */
if (std == state->std)
@@ -1206,10 +1200,12 @@ static int saa711x_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc)
{
switch (qc->id) {
case V4L2_CID_BRIGHTNESS:
+ return v4l2_ctrl_query_fill(qc, 0, 255, 1, 128);
case V4L2_CID_CONTRAST:
case V4L2_CID_SATURATION:
+ return v4l2_ctrl_query_fill(qc, 0, 127, 1, 64);
case V4L2_CID_HUE:
- return v4l2_ctrl_query_fill_std(qc);
+ return v4l2_ctrl_query_fill(qc, -128, 127, 1, 0);
default:
return -EINVAL;
}
@@ -1232,30 +1228,32 @@ static int saa711x_s_radio(struct v4l2_subdev *sd)
return 0;
}
-static int saa711x_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *route)
+static int saa711x_s_routing(struct v4l2_subdev *sd,
+ u32 input, u32 output, u32 config)
{
struct saa711x_state *state = to_state(sd);
- u32 input = route->input;
u8 mask = (state->ident == V4L2_IDENT_SAA7111) ? 0xf8 : 0xf0;
- v4l2_dbg(1, debug, sd, "decoder set input %d output %d\n", route->input, route->output);
+ v4l2_dbg(1, debug, sd, "decoder set input %d output %d\n",
+ input, output);
+
/* saa7111/3 does not have these inputs */
if ((state->ident == V4L2_IDENT_SAA7113 ||
state->ident == V4L2_IDENT_SAA7111) &&
- (route->input == SAA7115_COMPOSITE4 ||
- route->input == SAA7115_COMPOSITE5)) {
+ (input == SAA7115_COMPOSITE4 ||
+ input == SAA7115_COMPOSITE5)) {
return -EINVAL;
}
- if (route->input > SAA7115_SVIDEO3)
+ if (input > SAA7115_SVIDEO3)
return -EINVAL;
- if (route->output > SAA7115_IPORT_ON)
+ if (output > SAA7115_IPORT_ON)
return -EINVAL;
- if (state->input == route->input && state->output == route->output)
+ if (state->input == input && state->output == output)
return 0;
v4l2_dbg(1, debug, sd, "now setting %s input %s output\n",
- (route->input >= SAA7115_SVIDEO0) ? "S-Video" : "Composite",
- (route->output == SAA7115_IPORT_ON) ? "iport on" : "iport off");
- state->input = route->input;
+ (input >= SAA7115_SVIDEO0) ? "S-Video" : "Composite",
+ (output == SAA7115_IPORT_ON) ? "iport on" : "iport off");
+ state->input = input;
/* saa7111 has slightly different input numbering */
if (state->ident == V4L2_IDENT_SAA7111) {
@@ -1264,10 +1262,10 @@ static int saa711x_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *
/* saa7111 specific */
saa711x_write(sd, R_10_CHROMA_CNTL_2,
(saa711x_read(sd, R_10_CHROMA_CNTL_2) & 0x3f) |
- ((route->output & 0xc0) ^ 0x40));
+ ((output & 0xc0) ^ 0x40));
saa711x_write(sd, R_13_RT_X_PORT_OUT_CNTL,
(saa711x_read(sd, R_13_RT_X_PORT_OUT_CNTL) & 0xf0) |
- ((route->output & 2) ? 0x0a : 0));
+ ((output & 2) ? 0x0a : 0));
}
/* select mode */
@@ -1280,7 +1278,7 @@ static int saa711x_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *
(saa711x_read(sd, R_09_LUMA_CNTL) & 0x7f) |
(state->input >= SAA7115_SVIDEO0 ? 0x80 : 0x0));
- state->output = route->output;
+ state->output = output;
if (state->ident == V4L2_IDENT_SAA7114 ||
state->ident == V4L2_IDENT_SAA7115) {
saa711x_write(sd, R_83_X_PORT_I_O_ENA_AND_OUT_CLK,
@@ -1308,25 +1306,25 @@ static int saa711x_s_stream(struct v4l2_subdev *sd, int enable)
v4l2_dbg(1, debug, sd, "%s output\n",
enable ? "enable" : "disable");
- if (state->enable != enable) {
- state->enable = enable;
- saa711x_write(sd, R_87_I_PORT_I_O_ENA_OUT_CLK_AND_GATED,
- state->enable);
- }
+ if (state->enable == enable)
+ return 0;
+ state->enable = enable;
+ if (!saa711x_has_reg(state->ident, R_87_I_PORT_I_O_ENA_OUT_CLK_AND_GATED))
+ return 0;
+ saa711x_write(sd, R_87_I_PORT_I_O_ENA_OUT_CLK_AND_GATED, state->enable);
return 0;
}
-static int saa711x_s_crystal_freq(struct v4l2_subdev *sd, struct v4l2_crystal_freq *freq)
+static int saa711x_s_crystal_freq(struct v4l2_subdev *sd, u32 freq, u32 flags)
{
struct saa711x_state *state = to_state(sd);
- if (freq->freq != SAA7115_FREQ_32_11_MHZ &&
- freq->freq != SAA7115_FREQ_24_576_MHZ)
+ if (freq != SAA7115_FREQ_32_11_MHZ && freq != SAA7115_FREQ_24_576_MHZ)
return -EINVAL;
- state->crystal_freq = freq->freq;
- state->cgcdiv = (freq->flags & SAA7115_FREQ_FL_CGCDIV) ? 3 : 4;
- state->ucgc = (freq->flags & SAA7115_FREQ_FL_UCGC) ? 1 : 0;
- state->apll = (freq->flags & SAA7115_FREQ_FL_APLL) ? 1 : 0;
+ state->crystal_freq = freq;
+ state->cgcdiv = (flags & SAA7115_FREQ_FL_CGCDIV) ? 3 : 4;
+ state->ucgc = (flags & SAA7115_FREQ_FL_UCGC) ? 1 : 0;
+ state->apll = (flags & SAA7115_FREQ_FL_APLL) ? 1 : 0;
saa711x_s_clock_freq(sd, state->audclk_freq);
return 0;
}
@@ -1370,6 +1368,47 @@ static int saa711x_g_vbi_data(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_dat
}
}
+static int saa711x_querystd(struct v4l2_subdev *sd, v4l2_std_id *std)
+{
+ struct saa711x_state *state = to_state(sd);
+ int reg1e;
+
+ *std = V4L2_STD_ALL;
+ if (state->ident != V4L2_IDENT_SAA7115)
+ return 0;
+ reg1e = saa711x_read(sd, R_1E_STATUS_BYTE_1_VD_DEC);
+
+ switch (reg1e & 0x03) {
+ case 1:
+ *std = V4L2_STD_NTSC;
+ break;
+ case 2:
+ *std = V4L2_STD_PAL;
+ break;
+ case 3:
+ *std = V4L2_STD_SECAM;
+ break;
+ default:
+ break;
+ }
+ return 0;
+}
+
+static int saa711x_g_input_status(struct v4l2_subdev *sd, u32 *status)
+{
+ struct saa711x_state *state = to_state(sd);
+ int reg1e = 0x80;
+ int reg1f;
+
+ *status = V4L2_IN_ST_NO_SIGNAL;
+ if (state->ident == V4L2_IDENT_SAA7115)
+ reg1e = saa711x_read(sd, R_1E_STATUS_BYTE_1_VD_DEC);
+ reg1f = saa711x_read(sd, R_1F_STATUS_BYTE_2_VD_DEC);
+ if ((reg1f & 0xc1) == 0x81 && (reg1e & 0xc0) == 0x80)
+ *status = 0;
+ return 0;
+}
+
#ifdef CONFIG_VIDEO_ADV_DEBUG
static int saa711x_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
{
@@ -1454,11 +1493,6 @@ static int saa711x_log_status(struct v4l2_subdev *sd)
return 0;
}
-static int saa711x_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 saa711x_core_ops = {
@@ -1467,6 +1501,7 @@ static const struct v4l2_subdev_core_ops saa711x_core_ops = {
.g_ctrl = saa711x_g_ctrl,
.s_ctrl = saa711x_s_ctrl,
.queryctrl = saa711x_queryctrl,
+ .s_std = saa711x_s_std,
.reset = saa711x_reset,
.s_gpio = saa711x_s_gpio,
#ifdef CONFIG_VIDEO_ADV_DEBUG
@@ -1476,7 +1511,6 @@ static const struct v4l2_subdev_core_ops saa711x_core_ops = {
};
static const struct v4l2_subdev_tuner_ops saa711x_tuner_ops = {
- .s_std = saa711x_s_std,
.s_radio = saa711x_s_radio,
.g_tuner = saa711x_g_tuner,
};
@@ -1493,6 +1527,8 @@ static const struct v4l2_subdev_video_ops saa711x_video_ops = {
.g_vbi_data = saa711x_g_vbi_data,
.decode_vbi_line = saa711x_decode_vbi_line,
.s_stream = saa711x_s_stream,
+ .querystd = saa711x_querystd,
+ .g_input_status = saa711x_g_input_status,
};
static const struct v4l2_subdev_ops saa711x_ops = {
@@ -1630,10 +1666,7 @@ MODULE_DEVICE_TABLE(i2c, saa7115_id);
static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.name = "saa7115",
- .driverid = I2C_DRIVERID_SAA711X,
- .command = saa711x_command,
.probe = saa711x_probe,
.remove = saa711x_remove,
- .legacy_class = I2C_CLASS_TV_ANALOG | I2C_CLASS_TV_DIGITAL,
.id_table = saa7115_id,
};
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.