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path: root/drivers/media/i2c/saa7127.c
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Diffstat (limited to 'drivers/media/i2c/saa7127.c')
-rw-r--r--drivers/media/i2c/saa7127.c188
1 files changed, 89 insertions, 99 deletions
diff --git a/drivers/media/i2c/saa7127.c b/drivers/media/i2c/saa7127.c
index 99c303002e90..a42a7ffe3768 100644
--- a/drivers/media/i2c/saa7127.c
+++ b/drivers/media/i2c/saa7127.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* saa7127 - Philips SAA7127/SAA7129 video encoder driver
*
@@ -24,23 +25,13 @@
* Copyright (C) 2004 Chris Kennedy <c@groovy.org>
*
* VBI additions & cleanup:
- * Copyright (C) 2004, 2005 Hans Verkuil <hverkuil@xs4all.nl>
+ * Copyright (C) 2004, 2005 Hans Verkuil <hverkuil@kernel.org>
*
* Note: the saa7126 is identical to the saa7127, and the saa7128 is
* identical to the saa7129, except that the saa7126 and saa7128 have
* macrovision anti-taping support. This driver will almost certainly
* work fine for those chips, except of course for the missing anti-taping
* support.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
@@ -132,109 +123,109 @@ struct i2c_reg_value {
};
static const struct i2c_reg_value saa7129_init_config_extra[] = {
- { SAA7127_REG_OUTPUT_PORT_CONTROL, 0x38 },
- { SAA7127_REG_VTRIG, 0xfa },
+ { SAA7127_REG_OUTPUT_PORT_CONTROL, 0x38 },
+ { SAA7127_REG_VTRIG, 0xfa },
{ 0, 0 }
};
static const struct i2c_reg_value saa7127_init_config_common[] = {
- { SAA7127_REG_WIDESCREEN_CONFIG, 0x0d },
- { SAA7127_REG_WIDESCREEN_ENABLE, 0x00 },
- { SAA7127_REG_COPYGEN_0, 0x77 },
- { SAA7127_REG_COPYGEN_1, 0x41 },
- { SAA7127_REG_COPYGEN_2, 0x00 }, /* Macrovision enable/disable */
- { SAA7127_REG_OUTPUT_PORT_CONTROL, 0xbf },
- { SAA7127_REG_GAIN_LUMINANCE_RGB, 0x00 },
- { SAA7127_REG_GAIN_COLORDIFF_RGB, 0x00 },
- { SAA7127_REG_INPUT_PORT_CONTROL_1, 0x80 }, /* for color bars */
- { SAA7127_REG_LINE_21_ODD_0, 0x77 },
- { SAA7127_REG_LINE_21_ODD_1, 0x41 },
- { SAA7127_REG_LINE_21_EVEN_0, 0x88 },
- { SAA7127_REG_LINE_21_EVEN_1, 0x41 },
- { SAA7127_REG_RCV_PORT_CONTROL, 0x12 },
- { SAA7127_REG_VTRIG, 0xf9 },
- { SAA7127_REG_HTRIG_HI, 0x00 },
- { SAA7127_REG_RCV2_OUTPUT_START, 0x41 },
- { SAA7127_REG_RCV2_OUTPUT_END, 0xc3 },
- { SAA7127_REG_RCV2_OUTPUT_MSBS, 0x00 },
- { SAA7127_REG_TTX_REQUEST_H_START, 0x3e },
- { SAA7127_REG_TTX_REQUEST_H_DELAY_LENGTH, 0xb8 },
- { SAA7127_REG_CSYNC_ADVANCE_VSYNC_SHIFT, 0x03 },
- { SAA7127_REG_TTX_ODD_REQ_VERT_START, 0x15 },
- { SAA7127_REG_TTX_ODD_REQ_VERT_END, 0x16 },
- { SAA7127_REG_TTX_EVEN_REQ_VERT_START, 0x15 },
- { SAA7127_REG_TTX_EVEN_REQ_VERT_END, 0x16 },
- { SAA7127_REG_FIRST_ACTIVE, 0x1a },
- { SAA7127_REG_LAST_ACTIVE, 0x01 },
- { SAA7127_REG_MSB_VERTICAL, 0xc0 },
- { SAA7127_REG_DISABLE_TTX_LINE_LO_0, 0x00 },
- { SAA7127_REG_DISABLE_TTX_LINE_LO_1, 0x00 },
+ { SAA7127_REG_WIDESCREEN_CONFIG, 0x0d },
+ { SAA7127_REG_WIDESCREEN_ENABLE, 0x00 },
+ { SAA7127_REG_COPYGEN_0, 0x77 },
+ { SAA7127_REG_COPYGEN_1, 0x41 },
+ { SAA7127_REG_COPYGEN_2, 0x00 }, /* Macrovision enable/disable */
+ { SAA7127_REG_OUTPUT_PORT_CONTROL, 0xbf },
+ { SAA7127_REG_GAIN_LUMINANCE_RGB, 0x00 },
+ { SAA7127_REG_GAIN_COLORDIFF_RGB, 0x00 },
+ { SAA7127_REG_INPUT_PORT_CONTROL_1, 0x80 }, /* for color bars */
+ { SAA7127_REG_LINE_21_ODD_0, 0x77 },
+ { SAA7127_REG_LINE_21_ODD_1, 0x41 },
+ { SAA7127_REG_LINE_21_EVEN_0, 0x88 },
+ { SAA7127_REG_LINE_21_EVEN_1, 0x41 },
+ { SAA7127_REG_RCV_PORT_CONTROL, 0x12 },
+ { SAA7127_REG_VTRIG, 0xf9 },
+ { SAA7127_REG_HTRIG_HI, 0x00 },
+ { SAA7127_REG_RCV2_OUTPUT_START, 0x41 },
+ { SAA7127_REG_RCV2_OUTPUT_END, 0xc3 },
+ { SAA7127_REG_RCV2_OUTPUT_MSBS, 0x00 },
+ { SAA7127_REG_TTX_REQUEST_H_START, 0x3e },
+ { SAA7127_REG_TTX_REQUEST_H_DELAY_LENGTH, 0xb8 },
+ { SAA7127_REG_CSYNC_ADVANCE_VSYNC_SHIFT, 0x03 },
+ { SAA7127_REG_TTX_ODD_REQ_VERT_START, 0x15 },
+ { SAA7127_REG_TTX_ODD_REQ_VERT_END, 0x16 },
+ { SAA7127_REG_TTX_EVEN_REQ_VERT_START, 0x15 },
+ { SAA7127_REG_TTX_EVEN_REQ_VERT_END, 0x16 },
+ { SAA7127_REG_FIRST_ACTIVE, 0x1a },
+ { SAA7127_REG_LAST_ACTIVE, 0x01 },
+ { SAA7127_REG_MSB_VERTICAL, 0xc0 },
+ { SAA7127_REG_DISABLE_TTX_LINE_LO_0, 0x00 },
+ { SAA7127_REG_DISABLE_TTX_LINE_LO_1, 0x00 },
{ 0, 0 }
};
#define SAA7127_60HZ_DAC_CONTROL 0x15
static const struct i2c_reg_value saa7127_init_config_60hz[] = {
- { SAA7127_REG_BURST_START, 0x19 },
+ { SAA7127_REG_BURST_START, 0x19 },
/* BURST_END is also used as a chip ID in saa7127_probe */
- { SAA7127_REG_BURST_END, 0x1d },
- { SAA7127_REG_CHROMA_PHASE, 0xa3 },
- { SAA7127_REG_GAINU, 0x98 },
- { SAA7127_REG_GAINV, 0xd3 },
- { SAA7127_REG_BLACK_LEVEL, 0x39 },
- { SAA7127_REG_BLANKING_LEVEL, 0x2e },
- { SAA7127_REG_VBI_BLANKING, 0x2e },
- { SAA7127_REG_DAC_CONTROL, 0x15 },
- { SAA7127_REG_BURST_AMP, 0x4d },
- { SAA7127_REG_SUBC3, 0x1f },
- { SAA7127_REG_SUBC2, 0x7c },
- { SAA7127_REG_SUBC1, 0xf0 },
- { SAA7127_REG_SUBC0, 0x21 },
- { SAA7127_REG_MULTI, 0x90 },
- { SAA7127_REG_CLOSED_CAPTION, 0x11 },
+ { SAA7127_REG_BURST_END, 0x1d },
+ { SAA7127_REG_CHROMA_PHASE, 0xa3 },
+ { SAA7127_REG_GAINU, 0x98 },
+ { SAA7127_REG_GAINV, 0xd3 },
+ { SAA7127_REG_BLACK_LEVEL, 0x39 },
+ { SAA7127_REG_BLANKING_LEVEL, 0x2e },
+ { SAA7127_REG_VBI_BLANKING, 0x2e },
+ { SAA7127_REG_DAC_CONTROL, 0x15 },
+ { SAA7127_REG_BURST_AMP, 0x4d },
+ { SAA7127_REG_SUBC3, 0x1f },
+ { SAA7127_REG_SUBC2, 0x7c },
+ { SAA7127_REG_SUBC1, 0xf0 },
+ { SAA7127_REG_SUBC0, 0x21 },
+ { SAA7127_REG_MULTI, 0x90 },
+ { SAA7127_REG_CLOSED_CAPTION, 0x11 },
{ 0, 0 }
};
#define SAA7127_50HZ_PAL_DAC_CONTROL 0x02
static struct i2c_reg_value saa7127_init_config_50hz_pal[] = {
- { SAA7127_REG_BURST_START, 0x21 },
+ { SAA7127_REG_BURST_START, 0x21 },
/* BURST_END is also used as a chip ID in saa7127_probe */
- { SAA7127_REG_BURST_END, 0x1d },
- { SAA7127_REG_CHROMA_PHASE, 0x3f },
- { SAA7127_REG_GAINU, 0x7d },
- { SAA7127_REG_GAINV, 0xaf },
- { SAA7127_REG_BLACK_LEVEL, 0x33 },
- { SAA7127_REG_BLANKING_LEVEL, 0x35 },
- { SAA7127_REG_VBI_BLANKING, 0x35 },
- { SAA7127_REG_DAC_CONTROL, 0x02 },
- { SAA7127_REG_BURST_AMP, 0x2f },
- { SAA7127_REG_SUBC3, 0xcb },
- { SAA7127_REG_SUBC2, 0x8a },
- { SAA7127_REG_SUBC1, 0x09 },
- { SAA7127_REG_SUBC0, 0x2a },
- { SAA7127_REG_MULTI, 0xa0 },
- { SAA7127_REG_CLOSED_CAPTION, 0x00 },
+ { SAA7127_REG_BURST_END, 0x1d },
+ { SAA7127_REG_CHROMA_PHASE, 0x3f },
+ { SAA7127_REG_GAINU, 0x7d },
+ { SAA7127_REG_GAINV, 0xaf },
+ { SAA7127_REG_BLACK_LEVEL, 0x33 },
+ { SAA7127_REG_BLANKING_LEVEL, 0x35 },
+ { SAA7127_REG_VBI_BLANKING, 0x35 },
+ { SAA7127_REG_DAC_CONTROL, 0x02 },
+ { SAA7127_REG_BURST_AMP, 0x2f },
+ { SAA7127_REG_SUBC3, 0xcb },
+ { SAA7127_REG_SUBC2, 0x8a },
+ { SAA7127_REG_SUBC1, 0x09 },
+ { SAA7127_REG_SUBC0, 0x2a },
+ { SAA7127_REG_MULTI, 0xa0 },
+ { SAA7127_REG_CLOSED_CAPTION, 0x00 },
{ 0, 0 }
};
#define SAA7127_50HZ_SECAM_DAC_CONTROL 0x08
static struct i2c_reg_value saa7127_init_config_50hz_secam[] = {
- { SAA7127_REG_BURST_START, 0x21 },
+ { SAA7127_REG_BURST_START, 0x21 },
/* BURST_END is also used as a chip ID in saa7127_probe */
- { SAA7127_REG_BURST_END, 0x1d },
- { SAA7127_REG_CHROMA_PHASE, 0x3f },
- { SAA7127_REG_GAINU, 0x6a },
- { SAA7127_REG_GAINV, 0x81 },
- { SAA7127_REG_BLACK_LEVEL, 0x33 },
- { SAA7127_REG_BLANKING_LEVEL, 0x35 },
- { SAA7127_REG_VBI_BLANKING, 0x35 },
- { SAA7127_REG_DAC_CONTROL, 0x08 },
- { SAA7127_REG_BURST_AMP, 0x2f },
- { SAA7127_REG_SUBC3, 0xb2 },
- { SAA7127_REG_SUBC2, 0x3b },
- { SAA7127_REG_SUBC1, 0xa3 },
- { SAA7127_REG_SUBC0, 0x28 },
- { SAA7127_REG_MULTI, 0x90 },
- { SAA7127_REG_CLOSED_CAPTION, 0x00 },
+ { SAA7127_REG_BURST_END, 0x1d },
+ { SAA7127_REG_CHROMA_PHASE, 0x3f },
+ { SAA7127_REG_GAINU, 0x6a },
+ { SAA7127_REG_GAINV, 0x81 },
+ { SAA7127_REG_BLACK_LEVEL, 0x33 },
+ { SAA7127_REG_BLANKING_LEVEL, 0x35 },
+ { SAA7127_REG_VBI_BLANKING, 0x35 },
+ { SAA7127_REG_DAC_CONTROL, 0x08 },
+ { SAA7127_REG_BURST_AMP, 0x2f },
+ { SAA7127_REG_SUBC3, 0xb2 },
+ { SAA7127_REG_SUBC2, 0x3b },
+ { SAA7127_REG_SUBC1, 0xa3 },
+ { SAA7127_REG_SUBC0, 0x28 },
+ { SAA7127_REG_MULTI, 0x90 },
+ { SAA7127_REG_CLOSED_CAPTION, 0x00 },
{ 0, 0 }
};
@@ -717,9 +708,9 @@ static const struct v4l2_subdev_ops saa7127_ops = {
/* ----------------------------------------------------------------------- */
-static int saa7127_probe(struct i2c_client *client,
- const struct i2c_device_id *id)
+static int saa7127_probe(struct i2c_client *client)
{
+ const struct i2c_device_id *id = i2c_client_get_device_id(client);
struct saa7127_state *state;
struct v4l2_subdev *sd;
struct v4l2_sliced_vbi_data vbi = { 0, 0, 0, 0 }; /* set to disabled */
@@ -761,10 +752,10 @@ static int saa7127_probe(struct i2c_client *client,
saa7127_write(sd, SAA7129_REG_FADE_KEY_COL2,
read_result);
state->ident = SAA7129;
- strlcpy(client->name, "saa7129", I2C_NAME_SIZE);
+ strscpy(client->name, "saa7129", I2C_NAME_SIZE);
} else {
state->ident = SAA7127;
- strlcpy(client->name, "saa7127", I2C_NAME_SIZE);
+ strscpy(client->name, "saa7127", I2C_NAME_SIZE);
}
}
@@ -794,19 +785,18 @@ static int saa7127_probe(struct i2c_client *client,
/* ----------------------------------------------------------------------- */
-static int saa7127_remove(struct i2c_client *client)
+static void saa7127_remove(struct i2c_client *client)
{
struct v4l2_subdev *sd = i2c_get_clientdata(client);
v4l2_device_unregister_subdev(sd);
/* Turn off TV output */
saa7127_set_video_enable(sd, 0);
- return 0;
}
/* ----------------------------------------------------------------------- */
-static struct i2c_device_id saa7127_id[] = {
+static const struct i2c_device_id saa7127_id[] = {
{ "saa7127_auto", 0 }, /* auto-detection */
{ "saa7126", SAA7127 },
{ "saa7127", SAA7127 },
generated by cgit (git 2.34.1) at 2025-12-26 00:33:40 +0000