#include "cx18-driver.h"
#include "cx18-io.h"
-#include "cx18-i2c.h"
#include "cx18-cards.h"
-#include "cx18-audio.h"
#define CX18_AUDIO_ENABLE 0xc72014
settings. */
int cx18_audio_set_io(struct cx18 *cx)
{
+ const struct cx18_card_audio_input *in;
struct v4l2_routing route;
- u32 audio_input;
u32 val;
- int mux_input;
int err;
/* Determine which input to use */
- if (test_bit(CX18_F_I_RADIO_USER, &cx->i_flags)) {
- audio_input = cx->card->radio_input.audio_input;
- mux_input = cx->card->radio_input.muxer_input;
- } else {
- audio_input =
- cx->card->audio_inputs[cx->audio_input].audio_input;
- mux_input =
- cx->card->audio_inputs[cx->audio_input].muxer_input;
- }
+ if (test_bit(CX18_F_I_RADIO_USER, &cx->i_flags))
+ in = &cx->card->radio_input;
+ else
+ in = &cx->card->audio_inputs[cx->audio_input];
/* handle muxer chips */
- route.input = mux_input;
+ route.input = in->muxer_input;
route.output = 0;
- cx18_i2c_hw(cx, cx->card->hw_muxer, VIDIOC_INT_S_AUDIO_ROUTING, &route);
+ v4l2_subdev_call(cx->sd_extmux, audio, s_routing, &route);
- route.input = audio_input;
- err = cx18_i2c_hw(cx, cx->card->hw_audio_ctrl,
- VIDIOC_INT_S_AUDIO_ROUTING, &route);
+ route.input = in->audio_input;
+ err = cx18_call_hw_err(cx, cx->card->hw_audio_ctrl,
+ audio, s_routing, &route);
if (err)
return err;
+ /* FIXME - this internal mux should be abstracted to a subdev */
val = cx18_read_reg(cx, CX18_AUDIO_ENABLE) & ~0x30;
- val |= (audio_input > CX18_AV_AUDIO_SERIAL2) ? 0x20 :
- (audio_input << 4);
+ val |= (in->audio_input > CX18_AV_AUDIO_SERIAL2) ? 0x20 :
+ (in->audio_input << 4);
cx18_write_reg_expect(cx, val | 0xb00, CX18_AUDIO_ENABLE, val, 0x30);
return 0;
}
-
-void cx18_audio_set_route(struct cx18 *cx, struct v4l2_routing *route)
-{
- cx18_i2c_hw(cx, cx->card->hw_audio_ctrl,
- VIDIOC_INT_S_AUDIO_ROUTING, route);
-}
-
-void cx18_audio_set_audio_clock_freq(struct cx18 *cx, u8 freq)
-{
- static u32 freqs[3] = { 44100, 48000, 32000 };
-
- /* The audio clock of the digitizer must match the codec sample
- rate otherwise you get some very strange effects. */
- if (freq > 2)
- return;
- cx18_call_i2c_clients(cx, VIDIOC_INT_AUDIO_CLOCK_FREQ, &freqs[freq]);
-}
*/
int cx18_audio_set_io(struct cx18 *cx);
-void cx18_audio_set_route(struct cx18 *cx, struct v4l2_routing *route);
-void cx18_audio_set_audio_clock_freq(struct cx18 *cx, u8 freq);
.video = &cx18_av_video_ops,
};
-int cx18_av_probe(struct cx18 *cx, struct v4l2_subdev **sd)
+int cx18_av_probe(struct cx18 *cx)
{
struct cx18_av_state *state = &cx->av_state;
+ struct v4l2_subdev *sd;
state->rev = cx18_av_read4(cx, CXADEC_CHIP_CTRL) & 0xffff;
state->id = ((state->rev >> 4) == CXADEC_CHIP_TYPE_MAKO)
state->slicer_line_delay = 0;
state->slicer_line_offset = (10 + state->slicer_line_delay - 2);
- *sd = &state->sd;
- v4l2_subdev_init(*sd, &cx18_av_ops);
- v4l2_set_subdevdata(*sd, cx);
- snprintf((*sd)->name, sizeof((*sd)->name),
+ sd = &state->sd;
+ v4l2_subdev_init(sd, &cx18_av_ops);
+ v4l2_set_subdevdata(sd, cx);
+ snprintf(sd->name, sizeof(sd->name),
"%s internal A/V decoder", cx->v4l2_dev.name);
- (*sd)->grp_id = CX18_HW_CX23418;
- return v4l2_device_register_subdev(&cx->v4l2_dev, *sd);
+ sd->grp_id = CX18_HW_418_AV;
+ return v4l2_device_register_subdev(&cx->v4l2_dev, sd);
}
void cx18_av_exit(struct cx18 *cx, struct v4l2_subdev *sd)
int cx18_av_and_or4(struct cx18 *cx, u16 addr, u32 mask, u32 value);
void cx18_av_std_setup(struct cx18 *cx);
-int cx18_av_probe(struct cx18 *cx, struct v4l2_subdev **sd);
+int cx18_av_probe(struct cx18 *cx);
void cx18_av_exit(struct cx18 *cx, struct v4l2_subdev *sd);
/* ----------------------------------------------------------------------- */
.name = "Hauppauge HVR-1600",
.comment = "Simultaneous Digital and Analog TV capture supported\n",
.v4l2_capabilities = CX18_CAP_ENCODER,
- .hw_audio_ctrl = CX18_HW_CX23418,
+ .hw_audio_ctrl = CX18_HW_418_AV,
.hw_muxer = CX18_HW_CS5345,
- .hw_all = CX18_HW_TVEEPROM | CX18_HW_TUNER |
+ .hw_all = CX18_HW_TVEEPROM | CX18_HW_418_AV | CX18_HW_TUNER |
CX18_HW_CS5345 | CX18_HW_DVB,
.video_inputs = {
{ CX18_CARD_INPUT_VID_TUNER, 0, CX18_AV_COMPOSITE7 },
.name = "Hauppauge HVR-1600 (Preproduction)",
.comment = "Simultaneous Digital and Analog TV capture supported\n",
.v4l2_capabilities = CX18_CAP_ENCODER,
- .hw_audio_ctrl = CX18_HW_CX23418,
+ .hw_audio_ctrl = CX18_HW_418_AV,
.hw_muxer = CX18_HW_CS5345,
- .hw_all = CX18_HW_TVEEPROM | CX18_HW_TUNER |
+ .hw_all = CX18_HW_TVEEPROM | CX18_HW_418_AV | CX18_HW_TUNER |
CX18_HW_CS5345 | CX18_HW_DVB,
.video_inputs = {
{ CX18_CARD_INPUT_VID_TUNER, 0, CX18_AV_COMPOSITE7 },
.name = "Compro VideoMate H900",
.comment = "Analog TV capture supported\n",
.v4l2_capabilities = CX18_CAP_ENCODER,
- .hw_audio_ctrl = CX18_HW_CX23418,
- .hw_all = CX18_HW_TUNER,
+ .hw_audio_ctrl = CX18_HW_418_AV,
+ .hw_all = CX18_HW_418_AV | CX18_HW_TUNER,
.video_inputs = {
{ CX18_CARD_INPUT_VID_TUNER, 0, CX18_AV_COMPOSITE2 },
{ CX18_CARD_INPUT_SVIDEO1, 1,
.name = "Yuan MPC718",
.comment = "Analog video capture works; some audio line in may not.\n",
.v4l2_capabilities = CX18_CAP_ENCODER,
- .hw_audio_ctrl = CX18_HW_CX23418,
- .hw_all = CX18_HW_TUNER,
+ .hw_audio_ctrl = CX18_HW_418_AV,
+ .hw_all = CX18_HW_418_AV | CX18_HW_TUNER,
.video_inputs = {
{ CX18_CARD_INPUT_VID_TUNER, 0, CX18_AV_COMPOSITE2 },
{ CX18_CARD_INPUT_SVIDEO1, 1,
.name = "Conexant Raptor PAL/SECAM",
.comment = "Analog TV capture supported\n",
.v4l2_capabilities = CX18_CAP_ENCODER,
- .hw_audio_ctrl = CX18_HW_CX23418,
- .hw_muxer = CX18_HW_GPIO,
- .hw_all = CX18_HW_TUNER | CX18_HW_GPIO,
+ .hw_audio_ctrl = CX18_HW_418_AV,
+ .hw_muxer = CX18_HW_GPIO_AUDIO_MUX,
+ .hw_all = CX18_HW_418_AV | CX18_HW_TUNER | CX18_HW_GPIO_AUDIO_MUX,
.video_inputs = {
{ CX18_CARD_INPUT_VID_TUNER, 0, CX18_AV_COMPOSITE2 },
{ CX18_CARD_INPUT_SVIDEO1, 1,
.comment = "Experimenters and photos needed for device to work well.\n"
"\tTo help, mail the ivtv-devel list (www.ivtvdriver.org).\n",
.v4l2_capabilities = CX18_CAP_ENCODER,
- .hw_audio_ctrl = CX18_HW_CX23418,
- .hw_all = CX18_HW_TUNER,
+ .hw_audio_ctrl = CX18_HW_418_AV,
+ .hw_all = CX18_HW_418_AV | CX18_HW_TUNER,
.video_inputs = {
{ CX18_CARD_INPUT_VID_TUNER, 0, CX18_AV_COMPOSITE6 },
{ CX18_CARD_INPUT_SVIDEO1, 1,
.comment = "Experimenters and photos needed for device to work well.\n"
"\tTo help, mail the ivtv-devel list (www.ivtvdriver.org).\n",
.v4l2_capabilities = CX18_CAP_ENCODER,
- .hw_audio_ctrl = CX18_HW_CX23418,
- .hw_muxer = CX18_HW_GPIO,
- .hw_all = CX18_HW_TUNER | CX18_HW_GPIO,
+ .hw_audio_ctrl = CX18_HW_418_AV,
+ .hw_muxer = CX18_HW_GPIO_AUDIO_MUX,
+ .hw_all = CX18_HW_418_AV | CX18_HW_TUNER | CX18_HW_GPIO_AUDIO_MUX,
.video_inputs = {
{ CX18_CARD_INPUT_VID_TUNER, 0, CX18_AV_COMPOSITE2 },
{ CX18_CARD_INPUT_SVIDEO1, 1,
*/
/* hardware flags */
-#define CX18_HW_TUNER (1 << 0)
-#define CX18_HW_TVEEPROM (1 << 1)
-#define CX18_HW_CS5345 (1 << 2)
-#define CX18_HW_GPIO (1 << 3)
-#define CX18_HW_CX23418 (1 << 4)
-#define CX18_HW_DVB (1 << 5)
+#define CX18_HW_TUNER (1 << 0)
+#define CX18_HW_TVEEPROM (1 << 1)
+#define CX18_HW_CS5345 (1 << 2)
+#define CX18_HW_DVB (1 << 3)
+#define CX18_HW_418_AV (1 << 4)
+#define CX18_HW_GPIO_AUDIO_MUX (1 << 5)
/* video inputs */
#define CX18_CARD_INPUT_VID_TUNER 1
char *comment;
u32 v4l2_capabilities;
u32 hw_audio_ctrl; /* hardware used for the V4L2 controls (only
- 1 dev allowed) */
+ 1 dev allowed currently) */
u32 hw_muxer; /* hardware used to multiplex audio input */
u32 hw_all; /* all hardware used by the board */
struct cx18_card_video_input video_inputs[CX18_CARD_MAX_VIDEO_INPUTS];
case V4L2_CID_AUDIO_BASS:
case V4L2_CID_AUDIO_TREBLE:
case V4L2_CID_AUDIO_LOUDNESS:
- if (cx18_i2c_hw(cx, cx->card->hw_audio_ctrl, VIDIOC_QUERYCTRL, qctrl))
+ if (v4l2_subdev_call(cx->sd_av, core, queryctrl, qctrl))
qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
return 0;
case V4L2_CID_AUDIO_BASS:
case V4L2_CID_AUDIO_TREBLE:
case V4L2_CID_AUDIO_LOUDNESS:
- return cx18_i2c_hw(cx, cx->card->hw_audio_ctrl, VIDIOC_S_CTRL, vctrl);
+ return v4l2_subdev_call(cx->sd_av, core, s_ctrl, vctrl);
default:
CX18_DEBUG_IOCTL("invalid control 0x%x\n", vctrl->id);
case V4L2_CID_AUDIO_BASS:
case V4L2_CID_AUDIO_TREBLE:
case V4L2_CID_AUDIO_LOUDNESS:
- return cx18_i2c_hw(cx, cx->card->hw_audio_ctrl, VIDIOC_G_CTRL, vctrl);
+ return v4l2_subdev_call(cx->sd_av, core, g_ctrl, vctrl);
+
default:
CX18_DEBUG_IOCTL("invalid control 0x%x\n", vctrl->id);
return -EINVAL;
return err;
}
if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG) {
+ static u32 freqs[3] = { 44100, 48000, 32000 };
struct cx18_api_func_private priv;
struct cx2341x_mpeg_params p = cx->params;
int err = cx2341x_ext_ctrls(&p, atomic_read(&cx->ana_capturing),
c, VIDIOC_S_EXT_CTRLS);
+ unsigned int idx;
if (err)
return err;
err = cx18_setup_vbi_fmt(cx, p.stream_vbi_fmt);
cx->params = p;
cx->dualwatch_stereo_mode = p.audio_properties & 0x0300;
- cx18_audio_set_audio_clock_freq(cx, p.audio_properties & 0x03);
+ idx = p.audio_properties & 0x03;
+ /* The audio clock of the digitizer must match the codec sample
+ rate otherwise you get some very strange effects. */
+ if (idx < sizeof(freqs))
+ cx18_call_all(cx, audio, s_clock_freq, freqs[idx]);
return err;
}
return -EINVAL;
/* Hauppauge card? get values from tveeprom */
void cx18_read_eeprom(struct cx18 *cx, struct tveeprom *tv)
{
+ struct i2c_client c;
u8 eedata[256];
- cx->i2c_client[0].addr = 0xA0 >> 1;
- tveeprom_read(&cx->i2c_client[0], eedata, sizeof(eedata));
- tveeprom_hauppauge_analog(&cx->i2c_client[0], tv, eedata);
+ strncpy(c.name, "cx18 tveeprom tmp", sizeof(c.name));
+ c.name[sizeof(c.name)-1] = '\0';
+ c.adapter = &cx->i2c_adap[0];
+ c.addr = 0xA0 >> 1;
+
+ tveeprom_read(&c, eedata, sizeof(eedata));
+ tveeprom_hauppauge_analog(&c, tv, eedata);
}
static void cx18_process_eeprom(struct cx18 *cx)
cx->base_addr = pci_resource_start(cx->pci_dev, 0);
mutex_init(&cx->serialize_lock);
- mutex_init(&cx->i2c_bus_lock[0]);
- mutex_init(&cx->i2c_bus_lock[1]);
mutex_init(&cx->gpio_lock);
mutex_init(&cx->epu2apu_mb_lock);
mutex_init(&cx->epu2cpu_mb_lock);
return 0;
}
-#ifdef MODULE
-static u32 cx18_request_module(struct cx18 *cx, u32 hw,
- const char *name, u32 id)
-{
- if ((hw & id) == 0)
- return hw;
- if (request_module("%s", name) != 0) {
- CX18_ERR("Failed to load module %s\n", name);
- return hw & ~id;
- }
- CX18_DEBUG_INFO("Loaded module %s\n", name);
- return hw;
-}
-#endif
-
-static void cx18_load_and_init_modules(struct cx18 *cx)
+static void cx18_init_subdevs(struct cx18 *cx)
{
u32 hw = cx->card->hw_all;
+ u32 device;
int i;
-#ifdef MODULE
- /* load modules */
-#ifdef CONFIG_MEDIA_TUNER_MODULE
- hw = cx18_request_module(cx, hw, "tuner", CX18_HW_TUNER);
-#endif
-#ifdef CONFIG_VIDEO_CS5345_MODULE
- hw = cx18_request_module(cx, hw, "cs5345", CX18_HW_CS5345);
-#endif
-#endif
-
- /* check which i2c devices are actually found */
- for (i = 0; i < 32; i++) {
- u32 device = 1 << i;
+ for (i = 0, device = 1; i < 32; i++, device <<= 1) {
if (!(device & hw))
continue;
- if (device == CX18_HW_GPIO || device == CX18_HW_TVEEPROM ||
- device == CX18_HW_CX23418 || device == CX18_HW_DVB) {
- /* These 'devices' do not use i2c probing */
+
+ switch (device) {
+ case CX18_HW_GPIO_AUDIO_MUX:
+ case CX18_HW_DVB:
+ case CX18_HW_TVEEPROM:
+ /* These subordinate devices do not use probing */
cx->hw_flags |= device;
- continue;
- }
- cx18_i2c_register(cx, i);
- if (cx18_i2c_hw_addr(cx, device) > 0)
+ break;
+ case CX18_HW_418_AV:
+ /* The A/V decoder gets probed earlier to set PLLs */
+ /* Just note that the card uses it (i.e. has analog) */
cx->hw_flags |= device;
+ break;
+ default:
+ if (cx18_i2c_register(cx, i) == 0)
+ cx->hw_flags |= device;
+ break;
+ }
}
- hw = cx->hw_flags;
+ if (cx->hw_flags & CX18_HW_418_AV)
+ cx->sd_av = cx18_find_hw(cx, CX18_HW_418_AV);
+
+ if (cx->card->hw_muxer != 0)
+ cx->sd_extmux = cx18_find_hw(cx, cx->card->hw_muxer);
}
static int __devinit cx18_probe(struct pci_dev *pci_dev,
cx->scb = (struct cx18_scb __iomem *)(cx->enc_mem + SCB_OFFSET);
cx18_init_scb(cx);
+ /* Initialize GPIO early so I2C device resets can be performed */
cx18_gpio_init(cx);
- retval = cx18_av_probe(cx, &cx->sd_av);
+ /* Initialize integrated A/V decoder early to set PLLs, just in case */
+ retval = cx18_av_probe(cx);
if (retval) {
CX18_ERR("Could not register A/V decoder subdevice\n");
goto free_map;
}
/* Initialize the A/V decoder PLLs to sane defaults */
- v4l2_subdev_call(cx->sd_av, core, init, (u32) CX18_AV_INIT_PLLS);
+ cx18_call_hw(cx, CX18_HW_418_AV, core, init, (u32) CX18_AV_INIT_PLLS);
/* active i2c */
CX18_DEBUG_INFO("activating i2c...\n");
initialization. */
cx18_init_struct2(cx);
- cx18_load_and_init_modules(cx);
+ cx18_init_subdevs(cx);
if (cx->std & V4L2_STD_525_60) {
cx->is_60hz = 1;
setup.mode_mask = T_ANALOG_TV; /* matches TV tuners */
setup.tuner_callback = (setup.type == TUNER_XC2028) ?
cx18_reset_tuner_gpio : NULL;
- cx18_call_i2c_clients(cx, TUNER_SET_TYPE_ADDR, &setup);
+ cx18_call_all(cx, tuner, s_type_addr, &setup);
if (setup.type == TUNER_XC2028) {
static struct xc2028_ctrl ctrl = {
.fname = XC2028_DEFAULT_FIRMWARE,
.tuner = cx->options.tuner,
.priv = &ctrl,
};
- cx18_call_i2c_clients(cx, TUNER_SET_CONFIG, &cfg);
+ cx18_call_all(cx, tuner, s_config, &cfg);
}
}
int instance;
struct pci_dev *pci_dev;
struct v4l2_device v4l2_dev;
- struct v4l2_subdev *sd_av;
+ struct v4l2_subdev *sd_av; /* A/V decoder/digitizer sub-device */
+ struct v4l2_subdev *sd_extmux; /* External audio multiplexer sub-dev */
const struct cx18_card *card; /* card information */
const char *card_name; /* full name of the card */
struct i2c_adapter i2c_adap[2];
struct i2c_algo_bit_data i2c_algo[2];
struct cx18_i2c_algo_callback_data i2c_algo_cb_data[2];
- struct i2c_client i2c_client[2];
- struct mutex i2c_bus_lock[2];
- struct i2c_client *i2c_clients[I2C_CLIENTS_MAX];
/* gpio */
u32 gpio_dir;
return cx->vbi.in.type == V4L2_BUF_TYPE_VBI_CAPTURE;
}
+/* Call the specified callback for all subdevs with a grp_id bit matching the
+ * mask in hw (if 0, then match them all). Ignore any errors. */
+#define cx18_call_hw(cx, hw, o, f, args...) \
+ __v4l2_device_call_subdevs(&(cx)->v4l2_dev, \
+ !(hw) || (sd->grp_id & (hw)), o, f , ##args)
+
+#define cx18_call_all(cx, o, f, args...) cx18_call_hw(cx, 0, o, f , ##args)
+
+/* Call the specified callback for all subdevs with a grp_id bit matching the
+ * mask in hw (if 0, then match them all). If the callback returns an error
+ * other than 0 or -ENOIOCTLCMD, then return with that error code. */
+#define cx18_call_hw_err(cx, hw, o, f, args...) \
+ __v4l2_device_call_subdevs_until_err( \
+ &(cx)->v4l2_dev, !(hw) || (sd->grp_id & (hw)), o, f , ##args)
+
+#define cx18_call_all_err(cx, o, f, args...) \
+ cx18_call_hw_err(cx, 0, o, f , ##args)
+
#endif /* CX18_DRIVER_H */
new_stereo_mode = cx->params.audio_properties & stereo_mask;
memset(&vt, 0, sizeof(vt));
- cx18_call_i2c_clients(cx, VIDIOC_G_TUNER, &vt);
+ cx18_call_all(cx, tuner, g_tuner, &vt);
if (vt.audmode == V4L2_TUNER_MODE_LANG1_LANG2 &&
(vt.rxsubchans & V4L2_TUNER_SUB_LANG2))
new_stereo_mode = dual;
/* Mark that the radio is no longer in use */
clear_bit(CX18_F_I_RADIO_USER, &cx->i_flags);
/* Switch tuner to TV */
- cx18_call_i2c_clients(cx, VIDIOC_S_STD, &cx->std);
+ cx18_call_all(cx, tuner, s_std, cx->std);
/* Select correct audio input (i.e. TV tuner or Line in) */
cx18_audio_set_io(cx);
if (atomic_read(&cx->ana_capturing) > 0) {
/* We have the radio */
cx18_mute(cx);
/* Switch tuner to radio */
- cx18_call_i2c_clients(cx, AUDC_SET_RADIO, NULL);
+ cx18_call_all(cx, tuner, s_radio);
/* Select the correct audio input (i.e. radio tuner) */
cx18_audio_set_io(cx);
/* Done! Unmute and continue. */
#define CX18_CS5345_I2C_ADDR 0x4c
-/* This array should match the CX18_HW_ defines */
-static const u8 hw_driverids[] = {
- I2C_DRIVERID_TUNER,
- I2C_DRIVERID_TVEEPROM,
- I2C_DRIVERID_CS5345,
- 0, /* CX18_HW_GPIO dummy driver ID */
- 0 /* CX18_HW_CX23418 dummy driver ID */
-};
-
/* This array should match the CX18_HW_ defines */
static const u8 hw_addrs[] = {
- 0,
- 0,
- CX18_CS5345_I2C_ADDR,
- 0, /* CX18_HW_GPIO dummy driver ID */
- 0, /* CX18_HW_CX23418 dummy driver ID */
+ 0, /* CX18_HW_TUNER */
+ 0, /* CX18_HW_TVEEPROM */
+ CX18_CS5345_I2C_ADDR, /* CX18_HW_CS5345 */
+ 0, /* CX18_HW_DVB */
+ 0, /* CX18_HW_418_AV */
+ 0, /* CX18_HW_GPIO_AUDIO_MUX */
};
/* This array should match the CX18_HW_ defines */
/* This might well become a card-specific array */
static const u8 hw_bus[] = {
- 0,
- 0,
- 0,
- 0, /* CX18_HW_GPIO dummy driver ID */
- 0, /* CX18_HW_CX23418 dummy driver ID */
+ 1, /* CX18_HW_TUNER */
+ 0, /* CX18_HW_TVEEPROM */
+ 0, /* CX18_HW_CS5345 */
+ 0, /* CX18_HW_DVB */
+ 0, /* CX18_HW_418_AV */
+ 0, /* CX18_HW_GPIO_AUDIO_MUX */
+};
+
+/* This array should match the CX18_HW_ defines */
+static const char * const hw_modules[] = {
+ "tuner", /* CX18_HW_TUNER */
+ NULL, /* CX18_HW_TVEEPROM */
+ "cs5345", /* CX18_HW_CS5345 */
+ NULL, /* CX18_HW_DVB */
+ NULL, /* CX18_HW_418_AV */
+ NULL, /* CX18_HW_GPIO_AUDIO_MUX */
};
/* This array should match the CX18_HW_ defines */
"tuner",
"tveeprom",
"cs5345",
- "gpio",
- "cx23418",
+ "cx23418_DTV",
+ "cx23418_AV",
+ "gpio_audio_mux",
};
int cx18_i2c_register(struct cx18 *cx, unsigned idx)
{
- struct i2c_board_info info;
- struct i2c_client *c;
- u8 id, bus;
- int i;
-
- CX18_DEBUG_I2C("i2c client register\n");
- if (idx >= ARRAY_SIZE(hw_driverids) || hw_driverids[idx] == 0)
+ struct v4l2_subdev *sd;
+ int bus = hw_bus[idx];
+ struct i2c_adapter *adap = &cx->i2c_adap[bus];
+ const char *mod = hw_modules[idx];
+ const char *type = hw_devicenames[idx];
+ u32 hw = 1 << idx;
+
+ if (idx >= ARRAY_SIZE(hw_addrs))
return -1;
- id = hw_driverids[idx];
- bus = hw_bus[idx];
- memset(&info, 0, sizeof(info));
- strlcpy(info.type, hw_devicenames[idx], sizeof(info.type));
- info.addr = hw_addrs[idx];
- for (i = 0; i < I2C_CLIENTS_MAX; i++)
- if (cx->i2c_clients[i] == NULL)
- break;
-
- if (i == I2C_CLIENTS_MAX) {
- CX18_ERR("insufficient room for new I2C client!\n");
- return -ENOMEM;
- }
- if (id != I2C_DRIVERID_TUNER) {
- c = i2c_new_device(&cx->i2c_adap[bus], &info);
- if (c->driver == NULL)
- i2c_unregister_device(c);
- else
- cx->i2c_clients[i] = c;
- return cx->i2c_clients[i] ? 0 : -ENODEV;
+ if (hw == CX18_HW_TUNER) {
+ /* special tuner group handling */
+ sd = v4l2_i2c_new_probed_subdev(adap, mod, type,
+ cx->card_i2c->radio);
+ if (sd != NULL)
+ sd->grp_id = hw;
+ sd = v4l2_i2c_new_probed_subdev(adap, mod, type,
+ cx->card_i2c->demod);
+ if (sd != NULL)
+ sd->grp_id = hw;
+ sd = v4l2_i2c_new_probed_subdev(adap, mod, type,
+ cx->card_i2c->tv);
+ if (sd != NULL)
+ sd->grp_id = hw;
+ return sd != NULL ? 0 : -1;
}
- /* special tuner handling */
- c = i2c_new_probed_device(&cx->i2c_adap[1], &info, cx->card_i2c->radio);
- if (c && c->driver == NULL)
- i2c_unregister_device(c);
- else if (c)
- cx->i2c_clients[i++] = c;
- c = i2c_new_probed_device(&cx->i2c_adap[1], &info, cx->card_i2c->demod);
- if (c && c->driver == NULL)
- i2c_unregister_device(c);
- else if (c)
- cx->i2c_clients[i++] = c;
- c = i2c_new_probed_device(&cx->i2c_adap[1], &info, cx->card_i2c->tv);
- if (c && c->driver == NULL)
- i2c_unregister_device(c);
- else if (c)
- cx->i2c_clients[i++] = c;
- return 0;
-}
+ /* Is it not an I2C device or one we do not wish to register? */
+ if (!hw_addrs[idx])
+ return -1;
-static int attach_inform(struct i2c_client *client)
-{
- return 0;
+ /* It's an I2C device other than an analog tuner */
+ sd = v4l2_i2c_new_subdev(adap, mod, type, hw_addrs[idx]);
+ if (sd != NULL)
+ sd->grp_id = hw;
+ return sd != NULL ? 0 : -1;
}
-static int detach_inform(struct i2c_client *client)
+/* Find the first member of the subdev group id in hw */
+struct v4l2_subdev *cx18_find_hw(struct cx18 *cx, u32 hw)
{
- int i;
- struct cx18 *cx = (struct cx18 *)i2c_get_adapdata(client->adapter);
+ struct v4l2_subdev *result = NULL;
+ struct v4l2_subdev *sd;
- CX18_DEBUG_I2C("i2c client detach\n");
- for (i = 0; i < I2C_CLIENTS_MAX; i++) {
- if (cx->i2c_clients[i] == client) {
- cx->i2c_clients[i] = NULL;
+ spin_lock(&cx->v4l2_dev.lock);
+ v4l2_device_for_each_subdev(sd, &cx->v4l2_dev) {
+ if (sd->grp_id == hw) {
+ result = sd;
break;
}
}
- CX18_DEBUG_I2C("i2c detach [client=%s,%s]\n",
- client->name, (i < I2C_CLIENTS_MAX) ? "ok" : "failed");
-
- return 0;
+ spin_unlock(&cx->v4l2_dev.lock);
+ return result;
}
static void cx18_setscl(void *data, int state)
.id = I2C_HW_B_CX2341X,
.algo = NULL, /* set by i2c-algo-bit */
.algo_data = NULL, /* filled from template */
- .client_register = attach_inform,
- .client_unregister = detach_inform,
.owner = THIS_MODULE,
};
.timeout = CX18_ALGO_BIT_TIMEOUT*HZ /* jiffies */
};
-static struct i2c_client cx18_i2c_client_template = {
- .name = "cx18 internal",
-};
-
-int cx18_call_i2c_client(struct cx18 *cx, int addr, unsigned cmd, void *arg)
-{
- struct i2c_client *client;
- int retval;
- int i;
-
- CX18_DEBUG_I2C("call_i2c_client addr=%02x\n", addr);
- for (i = 0; i < I2C_CLIENTS_MAX; i++) {
- client = cx->i2c_clients[i];
- if (client == NULL || client->driver == NULL ||
- client->driver->command == NULL)
- continue;
- if (addr == client->addr) {
- retval = client->driver->command(client, cmd, arg);
- return retval;
- }
- }
- if (cmd != VIDIOC_DBG_G_CHIP_IDENT)
- CX18_ERR("i2c addr 0x%02x not found for cmd 0x%x!\n",
- addr, cmd);
- return -ENODEV;
-}
-
-/* Find the i2c device based on the driver ID and return
- its i2c address or -ENODEV if no matching device was found. */
-static int cx18_i2c_id_addr(struct cx18 *cx, u32 id)
-{
- struct i2c_client *client;
- int retval = -ENODEV;
- int i;
-
- for (i = 0; i < I2C_CLIENTS_MAX; i++) {
- client = cx->i2c_clients[i];
- if (client == NULL || client->driver == NULL)
- continue;
- if (id == client->driver->id) {
- retval = client->addr;
- break;
- }
- }
- return retval;
-}
-
-/* Find the i2c device name matching the CX18_HW_ flag */
-static const char *cx18_i2c_hw_name(u32 hw)
-{
- int i;
-
- for (i = 0; i < ARRAY_SIZE(hw_driverids); i++)
- if (1 << i == hw)
- return hw_devicenames[i];
- return "unknown device";
-}
-
-/* Find the i2c device matching the CX18_HW_ flag and return
- its i2c address or -ENODEV if no matching device was found. */
-int cx18_i2c_hw_addr(struct cx18 *cx, u32 hw)
-{
- int i;
-
- for (i = 0; i < ARRAY_SIZE(hw_driverids); i++)
- if (1 << i == hw)
- return cx18_i2c_id_addr(cx, hw_driverids[i]);
- return -ENODEV;
-}
-
-/* Calls i2c device based on CX18_HW_ flag. If hw == 0, then do nothing.
- If hw == CX18_HW_GPIO then call the gpio handler. */
-int cx18_i2c_hw(struct cx18 *cx, u32 hw, unsigned int cmd, void *arg)
-{
- int addr;
-
- if (hw == 0)
- return 0;
-
- if (hw == CX18_HW_GPIO)
- return cx18_gpio(cx, cmd, arg);
-
- if (hw == CX18_HW_CX23418)
- return v4l2_subdev_command(cx->sd_av, cmd, arg);
-
- addr = cx18_i2c_hw_addr(cx, hw);
- if (addr < 0) {
- CX18_ERR("i2c hardware 0x%08x (%s) not found for cmd 0x%x!\n",
- hw, cx18_i2c_hw_name(hw), cmd);
- return addr;
- }
- return cx18_call_i2c_client(cx, addr, cmd, arg);
-}
-
-/* broadcast cmd for all I2C clients and for the gpio subsystem */
-void cx18_call_i2c_clients(struct cx18 *cx, unsigned int cmd, void *arg)
-{
- if (cx->i2c_adap[0].algo == NULL || cx->i2c_adap[1].algo == NULL) {
- CX18_ERR("adapter is not set\n");
- return;
- }
- v4l2_subdev_command(cx->sd_av, cmd, arg);
- i2c_clients_command(&cx->i2c_adap[0], cmd, arg);
- i2c_clients_command(&cx->i2c_adap[1], cmd, arg);
- if (cx->hw_flags & CX18_HW_GPIO)
- cx18_gpio(cx, cmd, arg);
-}
-
/* init + register i2c algo-bit adapter */
int init_cx18_i2c(struct cx18 *cx)
{
int i;
CX18_DEBUG_I2C("i2c init\n");
- /* Sanity checks for the I2C hardware arrays. They must be the
- * same size and GPIO/CX23418 must be the last entries.
- */
- if (ARRAY_SIZE(hw_driverids) != ARRAY_SIZE(hw_addrs) ||
- ARRAY_SIZE(hw_devicenames) != ARRAY_SIZE(hw_addrs) ||
- CX18_HW_GPIO != (1 << (ARRAY_SIZE(hw_addrs) - 2)) ||
- CX18_HW_CX23418 != (1 << (ARRAY_SIZE(hw_addrs) - 1)) ||
- hw_driverids[ARRAY_SIZE(hw_addrs) - 1]) {
- CX18_ERR("Mismatched I2C hardware arrays\n");
- return -ENODEV;
- }
-
for (i = 0; i < 2; i++) {
- memcpy(&cx->i2c_adap[i], &cx18_i2c_adap_template,
- sizeof(struct i2c_adapter));
+ /* Setup algorithm for adapter */
memcpy(&cx->i2c_algo[i], &cx18_i2c_algo_template,
sizeof(struct i2c_algo_bit_data));
cx->i2c_algo_cb_data[i].cx = cx;
cx->i2c_algo_cb_data[i].bus_index = i;
cx->i2c_algo[i].data = &cx->i2c_algo_cb_data[i];
- cx->i2c_adap[i].algo_data = &cx->i2c_algo[i];
+ /* Setup adapter */
+ memcpy(&cx->i2c_adap[i], &cx18_i2c_adap_template,
+ sizeof(struct i2c_adapter));
+ cx->i2c_adap[i].algo_data = &cx->i2c_algo[i];
sprintf(cx->i2c_adap[i].name + strlen(cx->i2c_adap[i].name),
" #%d-%d", cx->instance, i);
- i2c_set_adapdata(&cx->i2c_adap[i], cx);
-
- memcpy(&cx->i2c_client[i], &cx18_i2c_client_template,
- sizeof(struct i2c_client));
- sprintf(cx->i2c_client[i].name +
- strlen(cx->i2c_client[i].name), "%d", i);
- cx->i2c_client[i].adapter = &cx->i2c_adap[i];
+ i2c_set_adapdata(&cx->i2c_adap[i], &cx->v4l2_dev);
cx->i2c_adap[i].dev.parent = &cx->pci_dev->dev;
}
* 02111-1307 USA
*/
-int cx18_i2c_hw_addr(struct cx18 *cx, u32 hw);
-int cx18_i2c_hw(struct cx18 *cx, u32 hw, unsigned int cmd, void *arg);
-int cx18_call_i2c_client(struct cx18 *cx, int addr, unsigned cmd, void *arg);
-void cx18_call_i2c_clients(struct cx18 *cx, unsigned int cmd, void *arg);
int cx18_i2c_register(struct cx18 *cx, unsigned idx);
+struct v4l2_subdev *cx18_find_hw(struct cx18 *cx, u32 hw);
/* init + register i2c algo-bit adapter */
int init_cx18_i2c(struct cx18 *cx);
struct v4l2_dbg_chip_ident *chip)
{
struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
+ int err = 0;
chip->ident = V4L2_IDENT_NONE;
chip->revision = 0;
- if (v4l2_chip_match_host(&chip->match)) {
- chip->ident = V4L2_IDENT_CX23418;
- return 0;
+ switch (chip->match.type) {
+ case V4L2_CHIP_MATCH_HOST:
+ switch (chip->match.addr) {
+ case 0:
+ chip->ident = V4L2_IDENT_CX23418;
+ chip->revision = cx18_read_reg(cx, 0xC72028);
+ break;
+ case 1:
+ /*
+ * The A/V decoder is always present, but in the rare
+ * case that the card doesn't have analog, we don't
+ * use it. We find it w/o using the cx->sd_av pointer
+ */
+ cx18_call_hw(cx, CX18_HW_418_AV,
+ core, g_chip_ident, chip);
+ break;
+ default:
+ /*
+ * Could return ident = V4L2_IDENT_UNKNOWN if we had
+ * other host chips at higher addresses, but we don't
+ */
+ err = -EINVAL; /* per V4L2 spec */
+ break;
+ }
+ break;
+ case V4L2_CHIP_MATCH_I2C_DRIVER:
+ /* If needed, returns V4L2_IDENT_AMBIGUOUS without extra work */
+ cx18_call_all(cx, core, g_chip_ident, chip);
+ break;
+ case V4L2_CHIP_MATCH_I2C_ADDR:
+ /*
+ * We could return V4L2_IDENT_UNKNOWN, but we don't do the work
+ * to look if a chip is at the address with no driver. That's a
+ * dangerous thing to do with EEPROMs anyway.
+ */
+ cx18_call_all(cx, core, g_chip_ident, chip);
+ break;
+ default:
+ err = -EINVAL;
+ break;
}
- cx18_call_i2c_clients(cx, VIDIOC_DBG_G_CHIP_IDENT, chip);
- return 0;
+ return err;
}
#ifdef CONFIG_VIDEO_ADV_DEBUG
return -EINVAL;
regs->size = 4;
- if (cmd == VIDIOC_DBG_G_REGISTER)
- regs->val = cx18_read_enc(cx, regs->reg);
- else
+ if (cmd == VIDIOC_DBG_S_REGISTER)
cx18_write_enc(cx, regs->val, regs->reg);
+ else
+ regs->val = cx18_read_enc(cx, regs->reg);
return 0;
}
if (v4l2_chip_match_host(®->match))
return cx18_cxc(cx, VIDIOC_DBG_G_REGISTER, reg);
- cx18_call_i2c_clients(cx, VIDIOC_DBG_G_REGISTER, reg);
+ /* FIXME - errors shouldn't be ignored */
+ cx18_call_all(cx, core, g_register, reg);
return 0;
}
if (v4l2_chip_match_host(®->match))
return cx18_cxc(cx, VIDIOC_DBG_S_REGISTER, reg);
- cx18_call_i2c_clients(cx, VIDIOC_DBG_S_REGISTER, reg);
+ /* FIXME - errors shouldn't be ignored */
+ cx18_call_all(cx, core, s_register, reg);
return 0;
}
#endif
if (vf->tuner != 0)
return -EINVAL;
- cx18_call_i2c_clients(cx, VIDIOC_G_FREQUENCY, vf);
+ cx18_call_all(cx, tuner, g_frequency, vf);
return 0;
}
cx18_mute(cx);
CX18_DEBUG_INFO("v4l2 ioctl: set frequency %d\n", vf->frequency);
- cx18_call_i2c_clients(cx, VIDIOC_S_FREQUENCY, vf);
+ cx18_call_all(cx, tuner, s_frequency, vf);
cx18_unmute(cx);
return 0;
}
(unsigned long long) cx->std);
/* Tuner */
- cx18_call_i2c_clients(cx, VIDIOC_S_STD, &cx->std);
+ cx18_call_all(cx, tuner, s_std, cx->std);
return 0;
}
if (vt->index != 0)
return -EINVAL;
- /* Setting tuner can only set audio mode */
- cx18_call_i2c_clients(cx, VIDIOC_S_TUNER, vt);
-
+ cx18_call_all(cx, tuner, s_tuner, vt);
return 0;
}
if (vt->index != 0)
return -EINVAL;
- cx18_call_i2c_clients(cx, VIDIOC_G_TUNER, vt);
+ cx18_call_all(cx, tuner, g_tuner, vt);
if (test_bit(CX18_F_I_RADIO_USER, &cx->i_flags)) {
strlcpy(vt->name, "cx18 Radio Tuner", sizeof(vt->name));
cx18_read_eeprom(cx, &tv);
}
- cx18_call_i2c_clients(cx, VIDIOC_LOG_STATUS, NULL);
+ cx18_call_all(cx, core, log_status);
cx18_get_input(cx, cx->active_input, &vidin);
cx18_get_audio_input(cx, cx->audio_input, &audin);
CX18_INFO("Video Input: %s\n", vidin.name);
CX18_DEBUG_IOCTL("VIDIOC_INT_S_AUDIO_ROUTING(%d, %d)\n",
route->input, route->output);
- cx18_audio_set_route(cx, route);
+ cx18_call_hw(cx, cx->card->hw_audio_ctrl, audio, s_routing,
+ route);
break;
}
mutex_lock(&cx->serialize_lock);
+ /* FIXME - consolidate v4l2_prio_check()'s here */
+
if (cx18_debug & CX18_DBGFLG_IOCTL)
vfd->debug = V4L2_DEBUG_IOCTL | V4L2_DEBUG_IOCTL_ARG;
res = video_ioctl2(filp, cmd, arg);
projects / mirror_ubuntu-focal-kernel.git / commitdiff