V4L/DVB (13457): s2250: subdev conversion
Convert the s2250 i2c driver to use v4l2 subdev interface. Signed-off-by: Pete Eberlein <pete@sensoray.com> Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Pete Eberlein
Mauro Carvalho Chehab
Родитель
832b6a8917
Коммит
05d76f2da1
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@ -23,6 +23,7 @@
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#include <media/v4l2-device.h>
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#include <media/v4l2-common.h>
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#include <media/v4l2-i2c-drv.h>
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#include <media/v4l2-subdev.h>
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#include "go7007-priv.h"
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MODULE_DESCRIPTION("Sensoray 2250/2251 i2c v4l2 subdev driver");
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@ -115,6 +116,7 @@ static u16 vid_regs_fp_pal[] =
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};
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struct s2250 {
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struct v4l2_subdev sd;
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v4l2_std_id std;
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int input;
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int brightness;
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@ -126,6 +128,11 @@ struct s2250 {
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struct i2c_client *audio;
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};
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static inline struct s2250 *to_state(struct v4l2_subdev *sd)
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{
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return container_of(sd, struct s2250, sd);
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}
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/* from go7007-usb.c which is Copyright (C) 2005-2006 Micronas USA Inc.*/
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static int go7007_usb_vendor_request(struct go7007 *go, u16 request,
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u16 value, u16 index, void *transfer_buffer, int length, int in)
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@ -309,253 +316,262 @@ static int write_regs_fp(struct i2c_client *client, u16 *regs)
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}
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static int s2250_command(struct i2c_client *client,
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unsigned int cmd, void *arg)
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/* ------------------------------------------------------------------------- */
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static int s2250_s_video_routing(struct v4l2_subdev *sd, u32 input, u32 output,
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u32 config)
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{
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struct s2250 *dec = i2c_get_clientdata(client);
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struct s2250 *state = to_state(sd);
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struct i2c_client *client = v4l2_get_subdevdata(sd);
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int vidsys;
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switch (cmd) {
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case VIDIOC_S_INPUT:
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{
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int vidsys;
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int *input = arg;
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vidsys = (state->std == V4L2_STD_NTSC) ? 0x01 : 0x00;
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if (input == 0) {
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/* composite */
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write_reg_fp(client, 0x20, 0x020 | vidsys);
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write_reg_fp(client, 0x21, 0x662);
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write_reg_fp(client, 0x140, 0x060);
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} else if (input == 1) {
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/* S-Video */
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write_reg_fp(client, 0x20, 0x040 | vidsys);
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write_reg_fp(client, 0x21, 0x666);
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write_reg_fp(client, 0x140, 0x060);
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} else {
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return -EINVAL;
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}
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state->input = input;
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return 0;
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}
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vidsys = (dec->std == V4L2_STD_NTSC) ? 0x01 : 0x00;
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if (*input == 0) {
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/* composite */
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write_reg_fp(client, 0x20, 0x020 | vidsys);
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write_reg_fp(client, 0x21, 0x662);
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write_reg_fp(client, 0x140, 0x060);
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} else {
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/* S-Video */
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write_reg_fp(client, 0x20, 0x040 | vidsys);
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write_reg_fp(client, 0x21, 0x666);
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write_reg_fp(client, 0x140, 0x060);
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}
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dec->input = *input;
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static int s2250_s_std(struct v4l2_subdev *sd, v4l2_std_id norm)
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{
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struct s2250 *state = to_state(sd);
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struct i2c_client *client = v4l2_get_subdevdata(sd);
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u16 vidsource;
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vidsource = (state->input == 1) ? 0x040 : 0x020;
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switch (norm) {
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case V4L2_STD_NTSC:
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write_regs_fp(client, vid_regs_fp);
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write_reg_fp(client, 0x20, vidsource | 1);
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break;
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}
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case VIDIOC_S_STD:
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{
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v4l2_std_id *std = arg;
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u16 vidsource;
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vidsource = (dec->input == 1) ? 0x040 : 0x020;
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dec->std = *std;
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switch (dec->std) {
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case V4L2_STD_NTSC:
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write_regs_fp(client, vid_regs_fp);
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write_reg_fp(client, 0x20, vidsource | 1);
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break;
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case V4L2_STD_PAL:
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write_regs_fp(client, vid_regs_fp);
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write_regs_fp(client, vid_regs_fp_pal);
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write_reg_fp(client, 0x20, vidsource);
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break;
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default:
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return -EINVAL;
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}
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case V4L2_STD_PAL:
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write_regs_fp(client, vid_regs_fp);
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write_regs_fp(client, vid_regs_fp_pal);
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write_reg_fp(client, 0x20, vidsource);
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break;
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}
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case VIDIOC_QUERYCTRL:
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{
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struct v4l2_queryctrl *ctrl = arg;
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static const u32 user_ctrls[] = {
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V4L2_CID_BRIGHTNESS,
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V4L2_CID_CONTRAST,
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V4L2_CID_SATURATION,
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V4L2_CID_HUE,
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0
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};
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static const u32 *ctrl_classes[] = {
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user_ctrls,
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NULL
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};
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ctrl->id = v4l2_ctrl_next(ctrl_classes, ctrl->id);
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switch (ctrl->id) {
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case V4L2_CID_BRIGHTNESS:
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v4l2_ctrl_query_fill(ctrl, 0, 100, 1, 50);
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break;
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case V4L2_CID_CONTRAST:
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v4l2_ctrl_query_fill(ctrl, 0, 100, 1, 50);
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break;
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case V4L2_CID_SATURATION:
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v4l2_ctrl_query_fill(ctrl, 0, 100, 1, 50);
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break;
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case V4L2_CID_HUE:
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v4l2_ctrl_query_fill(ctrl, -50, 50, 1, 0);
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break;
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default:
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ctrl->name[0] = '\0';
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return -EINVAL;
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}
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break;
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}
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case VIDIOC_S_CTRL:
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{
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struct v4l2_control *ctrl = arg;
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int value1;
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u16 oldvalue;
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switch (ctrl->id) {
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case V4L2_CID_BRIGHTNESS:
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if (ctrl->value > 100)
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dec->brightness = 100;
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else if (ctrl->value < 0)
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dec->brightness = 0;
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else
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dec->brightness = ctrl->value;
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value1 = (dec->brightness - 50) * 255 / 100;
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read_reg_fp(client, VPX322_ADDR_BRIGHTNESS0, &oldvalue);
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write_reg_fp(client, VPX322_ADDR_BRIGHTNESS0,
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value1 | (oldvalue & ~0xff));
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read_reg_fp(client, VPX322_ADDR_BRIGHTNESS1, &oldvalue);
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write_reg_fp(client, VPX322_ADDR_BRIGHTNESS1,
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value1 | (oldvalue & ~0xff));
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write_reg_fp(client, 0x140, 0x60);
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break;
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case V4L2_CID_CONTRAST:
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if (ctrl->value > 100)
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dec->contrast = 100;
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else if (ctrl->value < 0)
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dec->contrast = 0;
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else
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dec->contrast = ctrl->value;
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value1 = dec->contrast * 0x40 / 100;
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if (value1 > 0x3f)
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value1 = 0x3f; /* max */
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read_reg_fp(client, VPX322_ADDR_CONTRAST0, &oldvalue);
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write_reg_fp(client, VPX322_ADDR_CONTRAST0,
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value1 | (oldvalue & ~0x3f));
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read_reg_fp(client, VPX322_ADDR_CONTRAST1, &oldvalue);
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write_reg_fp(client, VPX322_ADDR_CONTRAST1,
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value1 | (oldvalue & ~0x3f));
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write_reg_fp(client, 0x140, 0x60);
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break;
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case V4L2_CID_SATURATION:
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if (ctrl->value > 127)
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dec->saturation = 127;
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else if (ctrl->value < 0)
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dec->saturation = 0;
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else
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dec->saturation = ctrl->value;
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value1 = dec->saturation * 4140 / 100;
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if (value1 > 4094)
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value1 = 4094;
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write_reg_fp(client, VPX322_ADDR_SAT, value1);
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break;
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case V4L2_CID_HUE:
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if (ctrl->value > 50)
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dec->hue = 50;
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else if (ctrl->value < -50)
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dec->hue = -50;
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else
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dec->hue = ctrl->value;
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/* clamp the hue range */
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value1 = dec->hue * 280 / 50;
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write_reg_fp(client, VPX322_ADDR_HUE, value1);
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break;
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}
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break;
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}
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case VIDIOC_G_CTRL:
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{
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struct v4l2_control *ctrl = arg;
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switch (ctrl->id) {
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case V4L2_CID_BRIGHTNESS:
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ctrl->value = dec->brightness;
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break;
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case V4L2_CID_CONTRAST:
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ctrl->value = dec->contrast;
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break;
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case V4L2_CID_SATURATION:
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ctrl->value = dec->saturation;
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break;
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case V4L2_CID_HUE:
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ctrl->value = dec->hue;
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break;
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}
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break;
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}
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case VIDIOC_S_FMT:
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{
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struct v4l2_format *fmt = arg;
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if (fmt->fmt.pix.height < 640) {
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write_reg_fp(client, 0x12b, dec->reg12b_val | 0x400);
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write_reg_fp(client, 0x140, 0x060);
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} else {
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write_reg_fp(client, 0x12b, dec->reg12b_val & ~0x400);
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write_reg_fp(client, 0x140, 0x060);
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}
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return 0;
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}
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case VIDIOC_G_AUDIO:
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{
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struct v4l2_audio *audio = arg;
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memset(audio, 0, sizeof(*audio));
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audio->index = dec->audio_input;
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/* fall through */
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}
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case VIDIOC_ENUMAUDIO:
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{
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struct v4l2_audio *audio = arg;
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switch (audio->index) {
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case 0:
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strcpy(audio->name, "Line In");
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break;
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case 1:
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strcpy(audio->name, "Mic");
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break;
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case 2:
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strcpy(audio->name, "Mic Boost");
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break;
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default:
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audio->name[0] = '\0';
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return 0;
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}
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audio->capability = V4L2_AUDCAP_STEREO;
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audio->mode = 0;
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return 0;
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}
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case VIDIOC_S_AUDIO:
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{
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struct v4l2_audio *audio = arg;
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switch (audio->index) {
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case 0:
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write_reg(dec->audio, 0x08, 0x02); /* Line In */
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break;
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case 1:
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write_reg(dec->audio, 0x08, 0x04); /* Mic */
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break;
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case 2:
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write_reg(dec->audio, 0x08, 0x05); /* Mic Boost */
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break;
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default:
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return -EINVAL;
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}
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dec->audio_input = audio->index;
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return 0;
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}
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default:
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printk(KERN_INFO "s2250: unknown command 0x%x\n", cmd);
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break;
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return -EINVAL;
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}
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state->std = norm;
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return 0;
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}
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static int s2250_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *query)
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{
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switch (query->id) {
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case V4L2_CID_BRIGHTNESS:
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return v4l2_ctrl_query_fill(query, 0, 100, 1, 50);
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case V4L2_CID_CONTRAST:
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return v4l2_ctrl_query_fill(query, 0, 100, 1, 50);
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case V4L2_CID_SATURATION:
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return v4l2_ctrl_query_fill(query, 0, 100, 1, 50);
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case V4L2_CID_HUE:
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return v4l2_ctrl_query_fill(query, -50, 50, 1, 0);
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default:
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return -EINVAL;
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}
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return 0;
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}
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static int s2250_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
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{
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struct s2250 *state = to_state(sd);
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struct i2c_client *client = v4l2_get_subdevdata(sd);
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int value1;
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u16 oldvalue;
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switch (ctrl->id) {
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case V4L2_CID_BRIGHTNESS:
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if (ctrl->value > 100)
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state->brightness = 100;
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else if (ctrl->value < 0)
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state->brightness = 0;
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else
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state->brightness = ctrl->value;
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value1 = (state->brightness - 50) * 255 / 100;
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read_reg_fp(client, VPX322_ADDR_BRIGHTNESS0, &oldvalue);
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write_reg_fp(client, VPX322_ADDR_BRIGHTNESS0,
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value1 | (oldvalue & ~0xff));
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read_reg_fp(client, VPX322_ADDR_BRIGHTNESS1, &oldvalue);
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write_reg_fp(client, VPX322_ADDR_BRIGHTNESS1,
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value1 | (oldvalue & ~0xff));
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write_reg_fp(client, 0x140, 0x60);
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break;
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case V4L2_CID_CONTRAST:
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if (ctrl->value > 100)
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state->contrast = 100;
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else if (ctrl->value < 0)
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state->contrast = 0;
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else
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state->contrast = ctrl->value;
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value1 = state->contrast * 0x40 / 100;
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if (value1 > 0x3f)
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value1 = 0x3f; /* max */
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read_reg_fp(client, VPX322_ADDR_CONTRAST0, &oldvalue);
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write_reg_fp(client, VPX322_ADDR_CONTRAST0,
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value1 | (oldvalue & ~0x3f));
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read_reg_fp(client, VPX322_ADDR_CONTRAST1, &oldvalue);
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write_reg_fp(client, VPX322_ADDR_CONTRAST1,
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value1 | (oldvalue & ~0x3f));
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write_reg_fp(client, 0x140, 0x60);
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break;
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case V4L2_CID_SATURATION:
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if (ctrl->value > 100)
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state->saturation = 100;
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else if (ctrl->value < 0)
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state->saturation = 0;
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else
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state->saturation = ctrl->value;
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value1 = state->saturation * 4140 / 100;
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if (value1 > 4094)
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value1 = 4094;
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write_reg_fp(client, VPX322_ADDR_SAT, value1);
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break;
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case V4L2_CID_HUE:
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if (ctrl->value > 50)
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state->hue = 50;
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else if (ctrl->value < -50)
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state->hue = -50;
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else
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state->hue = ctrl->value;
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/* clamp the hue range */
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value1 = state->hue * 280 / 50;
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write_reg_fp(client, VPX322_ADDR_HUE, value1);
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break;
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default:
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return -EINVAL;
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}
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return 0;
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}
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static int s2250_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
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{
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struct s2250 *state = to_state(sd);
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switch (ctrl->id) {
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case V4L2_CID_BRIGHTNESS:
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ctrl->value = state->brightness;
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break;
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case V4L2_CID_CONTRAST:
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ctrl->value = state->contrast;
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break;
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case V4L2_CID_SATURATION:
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ctrl->value = state->saturation;
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break;
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case V4L2_CID_HUE:
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ctrl->value = state->hue;
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break;
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default:
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return -EINVAL;
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}
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return 0;
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}
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static int s2250_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt)
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{
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struct s2250 *state = to_state(sd);
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struct i2c_client *client = v4l2_get_subdevdata(sd);
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||||
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if (fmt->fmt.pix.height < 640) {
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write_reg_fp(client, 0x12b, state->reg12b_val | 0x400);
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write_reg_fp(client, 0x140, 0x060);
|
||||
} else {
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write_reg_fp(client, 0x12b, state->reg12b_val & ~0x400);
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||||
write_reg_fp(client, 0x140, 0x060);
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||||
}
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return 0;
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||||
}
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||||
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static int s2250_s_audio_routing(struct v4l2_subdev *sd, u32 input, u32 output,
|
||||
u32 config)
|
||||
{
|
||||
struct s2250 *state = to_state(sd);
|
||||
|
||||
switch (input) {
|
||||
case 0:
|
||||
write_reg(state->audio, 0x08, 0x02); /* Line In */
|
||||
break;
|
||||
case 1:
|
||||
write_reg(state->audio, 0x08, 0x04); /* Mic */
|
||||
break;
|
||||
case 2:
|
||||
write_reg(state->audio, 0x08, 0x05); /* Mic Boost */
|
||||
break;
|
||||
default:
|
||||
return -EINVAL;
|
||||
}
|
||||
state->audio_input = input;
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
static int s2250_log_status(struct v4l2_subdev *sd)
|
||||
{
|
||||
struct s2250 *state = to_state(sd);
|
||||
|
||||
v4l2_info(sd, "Standard: %s\n", state->std == V4L2_STD_NTSC ? "NTSC" :
|
||||
state->std == V4L2_STD_PAL ? "PAL" :
|
||||
state->std == V4L2_STD_SECAM ? "SECAM" :
|
||||
"unknown");
|
||||
v4l2_info(sd, "Input: %s\n", state->input == 0 ? "Composite" :
|
||||
state->input == 1 ? "S-video" :
|
||||
"error");
|
||||
v4l2_info(sd, "Brightness: %d\n", state->brightness);
|
||||
v4l2_info(sd, "Contrast: %d\n", state->contrast);
|
||||
v4l2_info(sd, "Saturation: %d\n", state->saturation);
|
||||
v4l2_info(sd, "Hue: %d\n", state->hue); return 0;
|
||||
v4l2_info(sd, "Audio input: %s\n", state->audio_input == 0 ? "Line In" :
|
||||
state->audio_input == 1 ? "Mic" :
|
||||
state->audio_input == 2 ? "Mic Boost" :
|
||||
"error");
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* --------------------------------------------------------------------------*/
|
||||
|
||||
static const struct v4l2_subdev_core_ops s2250_core_ops = {
|
||||
.log_status = s2250_log_status,
|
||||
.g_ctrl = s2250_g_ctrl,
|
||||
.s_ctrl = s2250_s_ctrl,
|
||||
.queryctrl = s2250_queryctrl,
|
||||
.s_std = s2250_s_std,
|
||||
};
|
||||
|
||||
static const struct v4l2_subdev_audio_ops s2250_audio_ops = {
|
||||
.s_routing = s2250_s_audio_routing,
|
||||
};
|
||||
|
||||
static const struct v4l2_subdev_video_ops s2250_video_ops = {
|
||||
.s_routing = s2250_s_video_routing,
|
||||
.s_fmt = s2250_s_fmt,
|
||||
};
|
||||
|
||||
static const struct v4l2_subdev_ops s2250_ops = {
|
||||
.core = &s2250_core_ops,
|
||||
.audio = &s2250_audio_ops,
|
||||
.video = &s2250_video_ops,
|
||||
};
|
||||
|
||||
/* --------------------------------------------------------------------------*/
|
||||
|
||||
static int s2250_probe(struct i2c_client *client,
|
||||
const struct i2c_device_id *id)
|
||||
{
|
||||
struct i2c_client *audio;
|
||||
struct i2c_adapter *adapter = client->adapter;
|
||||
struct s2250 *dec;
|
||||
struct s2250 *state;
|
||||
struct v4l2_subdev *sd;
|
||||
u8 *data;
|
||||
struct go7007 *go = i2c_get_adapdata(adapter);
|
||||
struct go7007_usb *usb = go->hpi_context;
|
||||
|
|
@ -564,30 +580,31 @@ static int s2250_probe(struct i2c_client *client,
|
|||
if (audio == NULL)
|
||||
return -ENOMEM;
|
||||
|
||||
dec = kmalloc(sizeof(struct s2250), GFP_KERNEL);
|
||||
if (dec == NULL) {
|
||||
state = kmalloc(sizeof(struct s2250), GFP_KERNEL);
|
||||
if (state == NULL) {
|
||||
i2c_unregister_device(audio);
|
||||
return -ENOMEM;
|
||||
}
|
||||
|
||||
dec->std = V4L2_STD_NTSC;
|
||||
dec->brightness = 50;
|
||||
dec->contrast = 50;
|
||||
dec->saturation = 50;
|
||||
dec->hue = 0;
|
||||
dec->audio = audio;
|
||||
i2c_set_clientdata(client, dec);
|
||||
sd = &state->sd;
|
||||
v4l2_i2c_subdev_init(sd, client, &s2250_ops);
|
||||
|
||||
printk(KERN_INFO
|
||||
"s2250: initializing video decoder on %s\n",
|
||||
adapter->name);
|
||||
v4l2_info(sd, "initializing %s at address 0x%x on %s\n",
|
||||
"Sensoray 2250/2251", client->addr, client->adapter->name);
|
||||
|
||||
state->std = V4L2_STD_NTSC;
|
||||
state->brightness = 50;
|
||||
state->contrast = 50;
|
||||
state->saturation = 50;
|
||||
state->hue = 0;
|
||||
state->audio = audio;
|
||||
|
||||
/* initialize the audio */
|
||||
if (write_regs(audio, aud_regs) < 0) {
|
||||
printk(KERN_ERR
|
||||
"s2250: error initializing audio\n");
|
||||
i2c_unregister_device(audio);
|
||||
kfree(dec);
|
||||
kfree(state);
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
|
@ -595,14 +612,14 @@ static int s2250_probe(struct i2c_client *client,
|
|||
printk(KERN_ERR
|
||||
"s2250: error initializing decoder\n");
|
||||
i2c_unregister_device(audio);
|
||||
kfree(dec);
|
||||
kfree(state);
|
||||
return 0;
|
||||
}
|
||||
if (write_regs_fp(client, vid_regs_fp) < 0) {
|
||||
printk(KERN_ERR
|
||||
"s2250: error initializing decoder\n");
|
||||
i2c_unregister_device(audio);
|
||||
kfree(dec);
|
||||
kfree(state);
|
||||
return 0;
|
||||
}
|
||||
/* set default channel */
|
||||
|
|
@ -612,7 +629,7 @@ static int s2250_probe(struct i2c_client *client,
|
|||
write_reg_fp(client, 0x140, 0x060);
|
||||
|
||||
/* set default audio input */
|
||||
dec->audio_input = 0;
|
||||
state->audio_input = 0;
|
||||
write_reg(client, 0x08, 0x02); /* Line In */
|
||||
|
||||
if (mutex_lock_interruptible(&usb->i2c_lock) == 0) {
|
||||
|
|
@ -637,17 +654,16 @@ static int s2250_probe(struct i2c_client *client,
|
|||
mutex_unlock(&usb->i2c_lock);
|
||||
}
|
||||
|
||||
printk("s2250: initialized successfully\n");
|
||||
v4l2_info(sd, "initialized successfully\n");
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int s2250_remove(struct i2c_client *client)
|
||||
{
|
||||
struct s2250 *dec = i2c_get_clientdata(client);
|
||||
struct v4l2_subdev *sd = i2c_get_clientdata(client);
|
||||
|
||||
i2c_set_clientdata(client, NULL);
|
||||
i2c_unregister_device(dec->audio);
|
||||
kfree(dec);
|
||||
v4l2_device_unregister_subdev(sd);
|
||||
kfree(to_state(sd));
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
|
@ -661,6 +677,5 @@ static struct v4l2_i2c_driver_data v4l2_i2c_data = {
|
|||
.name = "s2250",
|
||||
.probe = s2250_probe,
|
||||
.remove = s2250_remove,
|
||||
.command = s2250_command,
|
||||
.id_table = s2250_id,
|
||||
};
|
||||
|
|
|
|||
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