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path: root/drivers/media/video/pvrusb2/pvrusb2-hdw.c
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Diffstat (limited to 'drivers/media/video/pvrusb2/pvrusb2-hdw.c')
-rw-r--r--drivers/media/video/pvrusb2/pvrusb2-hdw.c648
1 files changed, 542 insertions, 106 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw.c b/drivers/media/video/pvrusb2/pvrusb2-hdw.c
index fa304e5f252a..7a65b42a4f53 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-hdw.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.c
@@ -24,17 +24,22 @@
#include <linux/firmware.h>
#include <linux/videodev2.h>
#include <media/v4l2-common.h>
+#include <media/tuner.h>
#include "pvrusb2.h"
#include "pvrusb2-std.h"
#include "pvrusb2-util.h"
#include "pvrusb2-hdw.h"
#include "pvrusb2-i2c-core.h"
-#include "pvrusb2-tuner.h"
#include "pvrusb2-eeprom.h"
#include "pvrusb2-hdw-internal.h"
#include "pvrusb2-encoder.h"
#include "pvrusb2-debug.h"
#include "pvrusb2-fx2-cmd.h"
+#include "pvrusb2-wm8775.h"
+#include "pvrusb2-video-v4l.h"
+#include "pvrusb2-cx2584x-v4l.h"
+#include "pvrusb2-cs53l32a.h"
+#include "pvrusb2-audio.h"
#define TV_MIN_FREQ 55250000L
#define TV_MAX_FREQ 850000000L
@@ -104,6 +109,39 @@ MODULE_PARM_DESC(radio_freq, "specify initial radio frequency");
/* size of a firmware chunk */
#define FIRMWARE_CHUNK_SIZE 0x2000
+typedef void (*pvr2_subdev_update_func)(struct pvr2_hdw *,
+ struct v4l2_subdev *);
+
+static const pvr2_subdev_update_func pvr2_module_update_functions[] = {
+ [PVR2_CLIENT_ID_WM8775] = pvr2_wm8775_subdev_update,
+ [PVR2_CLIENT_ID_SAA7115] = pvr2_saa7115_subdev_update,
+ [PVR2_CLIENT_ID_MSP3400] = pvr2_msp3400_subdev_update,
+ [PVR2_CLIENT_ID_CX25840] = pvr2_cx25840_subdev_update,
+ [PVR2_CLIENT_ID_CS53L32A] = pvr2_cs53l32a_subdev_update,
+};
+
+static const char *module_names[] = {
+ [PVR2_CLIENT_ID_MSP3400] = "msp3400",
+ [PVR2_CLIENT_ID_CX25840] = "cx25840",
+ [PVR2_CLIENT_ID_SAA7115] = "saa7115",
+ [PVR2_CLIENT_ID_TUNER] = "tuner",
+ [PVR2_CLIENT_ID_DEMOD] = "tuner",
+ [PVR2_CLIENT_ID_CS53L32A] = "cs53l32a",
+ [PVR2_CLIENT_ID_WM8775] = "wm8775",
+};
+
+
+static const unsigned char *module_i2c_addresses[] = {
+ [PVR2_CLIENT_ID_TUNER] = "\x60\x61\x62\x63",
+ [PVR2_CLIENT_ID_DEMOD] = "\x43",
+ [PVR2_CLIENT_ID_MSP3400] = "\x40",
+ [PVR2_CLIENT_ID_SAA7115] = "\x21",
+ [PVR2_CLIENT_ID_WM8775] = "\x1b",
+ [PVR2_CLIENT_ID_CX25840] = "\x44",
+ [PVR2_CLIENT_ID_CS53L32A] = "\x11",
+};
+
+
/* Define the list of additional controls we'll dynamically construct based
on query of the cx2341x module. */
struct pvr2_mpeg_ids {
@@ -277,7 +315,6 @@ static int pvr2_hdw_set_input(struct pvr2_hdw *hdw,int v);
static void pvr2_hdw_state_sched(struct pvr2_hdw *);
static int pvr2_hdw_state_eval(struct pvr2_hdw *);
static void pvr2_hdw_set_cur_freq(struct pvr2_hdw *,unsigned long);
-static void pvr2_hdw_worker_i2c(struct work_struct *work);
static void pvr2_hdw_worker_poll(struct work_struct *work);
static int pvr2_hdw_wait(struct pvr2_hdw *,int state);
static int pvr2_hdw_untrip_unlocked(struct pvr2_hdw *);
@@ -642,7 +679,7 @@ static int ctrl_freq_max_get(struct pvr2_ctrl *cptr, int *vp)
unsigned long fv;
struct pvr2_hdw *hdw = cptr->hdw;
if (hdw->tuner_signal_stale) {
- pvr2_i2c_core_status_poll(hdw);
+ pvr2_hdw_status_poll(hdw);
}
fv = hdw->tuner_signal_info.rangehigh;
if (!fv) {
@@ -664,7 +701,7 @@ static int ctrl_freq_min_get(struct pvr2_ctrl *cptr, int *vp)
unsigned long fv;
struct pvr2_hdw *hdw = cptr->hdw;
if (hdw->tuner_signal_stale) {
- pvr2_i2c_core_status_poll(hdw);
+ pvr2_hdw_status_poll(hdw);
}
fv = hdw->tuner_signal_info.rangelow;
if (!fv) {
@@ -858,7 +895,7 @@ static void ctrl_stdcur_clear_dirty(struct pvr2_ctrl *cptr)
static int ctrl_signal_get(struct pvr2_ctrl *cptr,int *vp)
{
struct pvr2_hdw *hdw = cptr->hdw;
- pvr2_i2c_core_status_poll(hdw);
+ pvr2_hdw_status_poll(hdw);
*vp = hdw->tuner_signal_info.signal;
return 0;
}
@@ -868,7 +905,7 @@ static int ctrl_audio_modes_present_get(struct pvr2_ctrl *cptr,int *vp)
int val = 0;
unsigned int subchan;
struct pvr2_hdw *hdw = cptr->hdw;
- pvr2_i2c_core_status_poll(hdw);
+ pvr2_hdw_status_poll(hdw);
subchan = hdw->tuner_signal_info.rxsubchans;
if (subchan & V4L2_TUNER_SUB_MONO) {
val |= (1 << V4L2_TUNER_MODE_MONO);
@@ -1283,6 +1320,12 @@ const char *pvr2_hdw_get_bus_info(struct pvr2_hdw *hdw)
}
+const char *pvr2_hdw_get_device_identifier(struct pvr2_hdw *hdw)
+{
+ return hdw->identifier;
+}
+
+
unsigned long pvr2_hdw_get_cur_freq(struct pvr2_hdw *hdw)
{
return hdw->freqSelector ? hdw->freqValTelevision : hdw->freqValRadio;
@@ -1634,33 +1677,27 @@ static const char *pvr2_get_state_name(unsigned int st)
static int pvr2_decoder_enable(struct pvr2_hdw *hdw,int enablefl)
{
- if (!hdw->decoder_ctrl) {
- if (!hdw->flag_decoder_missed) {
- pvr2_trace(PVR2_TRACE_ERROR_LEGS,
- "WARNING: No decoder present");
- hdw->flag_decoder_missed = !0;
- trace_stbit("flag_decoder_missed",
- hdw->flag_decoder_missed);
- }
- return -EIO;
+ /* Even though we really only care about the video decoder chip at
+ this point, we'll broadcast stream on/off to all sub-devices
+ anyway, just in case somebody else wants to hear the
+ command... */
+ pvr2_trace(PVR2_TRACE_CHIPS, "subdev v4l2 stream=%s",
+ (enablefl ? "on" : "off"));
+ v4l2_device_call_all(&hdw->v4l2_dev, 0, video, s_stream, enablefl);
+ if (hdw->decoder_client_id) {
+ /* We get here if the encoder has been noticed. Otherwise
+ we'll issue a warning to the user (which should
+ normally never happen). */
+ return 0;
}
- hdw->decoder_ctrl->enable(hdw->decoder_ctrl->ctxt,enablefl);
- return 0;
-}
-
-
-void pvr2_hdw_set_decoder(struct pvr2_hdw *hdw,struct pvr2_decoder_ctrl *ptr)
-{
- if (hdw->decoder_ctrl == ptr) return;
- hdw->decoder_ctrl = ptr;
- if (hdw->decoder_ctrl && hdw->flag_decoder_missed) {
- hdw->flag_decoder_missed = 0;
+ if (!hdw->flag_decoder_missed) {
+ pvr2_trace(PVR2_TRACE_ERROR_LEGS,
+ "WARNING: No decoder present");
+ hdw->flag_decoder_missed = !0;
trace_stbit("flag_decoder_missed",
hdw->flag_decoder_missed);
- pvr2_trace(PVR2_TRACE_ERROR_LEGS,
- "Decoder has appeared");
- pvr2_hdw_state_sched(hdw);
}
+ return -EIO;
}
@@ -1927,6 +1964,166 @@ static void pvr2_hdw_setup_std(struct pvr2_hdw *hdw)
}
+static unsigned int pvr2_copy_i2c_addr_list(
+ unsigned short *dst, const unsigned char *src,
+ unsigned int dst_max)
+{
+ unsigned int cnt = 0;
+ if (!src) return 0;
+ while (src[cnt] && (cnt + 1) < dst_max) {
+ dst[cnt] = src[cnt];
+ cnt++;
+ }
+ dst[cnt] = I2C_CLIENT_END;
+ return cnt;
+}
+
+
+static int pvr2_hdw_load_subdev(struct pvr2_hdw *hdw,
+ const struct pvr2_device_client_desc *cd)
+{
+ const char *fname;
+ unsigned char mid;
+ struct v4l2_subdev *sd;
+ unsigned int i2ccnt;
+ const unsigned char *p;
+ /* Arbitrary count - max # i2c addresses we will probe */
+ unsigned short i2caddr[25];
+
+ mid = cd->module_id;
+ fname = (mid < ARRAY_SIZE(module_names)) ? module_names[mid] : NULL;
+ if (!fname) {
+ pvr2_trace(PVR2_TRACE_ERROR_LEGS,
+ "Module ID %u for device %s has no name",
+ mid,
+ hdw->hdw_desc->description);
+ return -EINVAL;
+ }
+ pvr2_trace(PVR2_TRACE_INIT,
+ "Module ID %u (%s) for device %s being loaded...",
+ mid, fname,
+ hdw->hdw_desc->description);
+
+ i2ccnt = pvr2_copy_i2c_addr_list(i2caddr, cd->i2c_address_list,
+ ARRAY_SIZE(i2caddr));
+ if (!i2ccnt && ((p = (mid < ARRAY_SIZE(module_i2c_addresses)) ?
+ module_i2c_addresses[mid] : NULL) != NULL)) {
+ /* Second chance: Try default i2c address list */
+ i2ccnt = pvr2_copy_i2c_addr_list(i2caddr, p,
+ ARRAY_SIZE(i2caddr));
+ if (i2ccnt) {
+ pvr2_trace(PVR2_TRACE_INIT,
+ "Module ID %u:"
+ " Using default i2c address list",
+ mid);
+ }
+ }
+
+ if (!i2ccnt) {
+ pvr2_trace(PVR2_TRACE_ERROR_LEGS,
+ "Module ID %u (%s) for device %s:"
+ " No i2c addresses",
+ mid, fname, hdw->hdw_desc->description);
+ return -EINVAL;
+ }
+
+ /* Note how the 2nd and 3rd arguments are the same for both
+ * v4l2_i2c_new_subdev() and v4l2_i2c_new_probed_subdev(). Why?
+ * Well the 2nd argument is the module name to load, while the 3rd
+ * argument is documented in the framework as being the "chipid" -
+ * and every other place where I can find examples of this, the
+ * "chipid" appears to just be the module name again. So here we
+ * just do the same thing. */
+ if (i2ccnt == 1) {
+ pvr2_trace(PVR2_TRACE_INIT,
+ "Module ID %u:"
+ " Setting up with specified i2c address 0x%x",
+ mid, i2caddr[0]);
+ sd = v4l2_i2c_new_subdev(&hdw->i2c_adap,
+ fname, fname,
+ i2caddr[0]);
+ } else {
+ pvr2_trace(PVR2_TRACE_INIT,
+ "Module ID %u:"
+ " Setting up with address probe list",
+ mid);
+ sd = v4l2_i2c_new_probed_subdev(&hdw->i2c_adap,
+ fname, fname,
+ i2caddr);
+ }
+
+ if (!sd) {
+ pvr2_trace(PVR2_TRACE_ERROR_LEGS,
+ "Module ID %u (%s) for device %s failed to load",
+ mid, fname, hdw->hdw_desc->description);
+ return -EIO;
+ }
+
+ /* Tag this sub-device instance with the module ID we know about.
+ In other places we'll use that tag to determine if the instance
+ requires special handling. */
+ sd->grp_id = mid;
+
+ pvr2_trace(PVR2_TRACE_INFO, "Attached sub-driver %s", fname);
+
+
+ /* client-specific setup... */
+ switch (mid) {
+ case PVR2_CLIENT_ID_CX25840:
+ hdw->decoder_client_id = mid;
+ {
+ /*
+ Mike Isely <isely@pobox.com> 19-Nov-2006 - This
+ bit of nuttiness for cx25840 causes that module
+ to correctly set up its video scaling. This is
+ really a problem in the cx25840 module itself,
+ but we work around it here. The problem has not
+ been seen in ivtv because there VBI is supported
+ and set up. We don't do VBI here (at least not
+ yet) and thus we never attempted to even set it
+ up.
+ */
+ struct v4l2_format fmt;
+ pvr2_trace(PVR2_TRACE_INIT,
+ "Module ID %u:"
+ " Executing cx25840 VBI hack",
+ mid);
+ memset(&fmt, 0, sizeof(fmt));
+ fmt.type = V4L2_BUF_TYPE_SLICED_VBI_CAPTURE;
+ v4l2_device_call_all(&hdw->v4l2_dev, mid,
+ video, s_fmt, &fmt);
+ }
+ break;
+ case PVR2_CLIENT_ID_SAA7115:
+ hdw->decoder_client_id = mid;
+ break;
+ default: break;
+ }
+
+ return 0;
+}
+
+
+static void pvr2_hdw_load_modules(struct pvr2_hdw *hdw)
+{
+ unsigned int idx;
+ const struct pvr2_string_table *cm;
+ const struct pvr2_device_client_table *ct;
+ int okFl = !0;
+
+ cm = &hdw->hdw_desc->client_modules;
+ for (idx = 0; idx < cm->cnt; idx++) {
+ request_module(cm->lst[idx]);
+ }
+
+ ct = &hdw->hdw_desc->client_table;
+ for (idx = 0; idx < ct->cnt; idx++) {
+ if (pvr2_hdw_load_subdev(hdw, &ct->lst[idx]) < 0) okFl = 0;
+ }
+ if (!okFl) pvr2_hdw_render_useless(hdw);
+}
+
+
static void pvr2_hdw_setup_low(struct pvr2_hdw *hdw)
{
int ret;
@@ -1966,9 +2163,7 @@ static void pvr2_hdw_setup_low(struct pvr2_hdw *hdw)
if (!pvr2_hdw_dev_ok(hdw)) return;
- for (idx = 0; idx < hdw->hdw_desc->client_modules.cnt; idx++) {
- request_module(hdw->hdw_desc->client_modules.lst[idx]);
- }
+ hdw->force_dirty = !0;
if (!hdw->hdw_desc->flag_no_powerup) {
pvr2_hdw_cmd_powerup(hdw);
@@ -1987,6 +2182,11 @@ static void pvr2_hdw_setup_low(struct pvr2_hdw *hdw)
pvr2_i2c_core_init(hdw);
if (!pvr2_hdw_dev_ok(hdw)) return;
+ pvr2_hdw_load_modules(hdw);
+ if (!pvr2_hdw_dev_ok(hdw)) return;
+
+ v4l2_device_call_all(&hdw->v4l2_dev, 0, core, init, 0);
+
for (idx = 0; idx < CTRLDEF_COUNT; idx++) {
cptr = hdw->controls + idx;
if (cptr->info->skip_init) continue;
@@ -2024,6 +2224,19 @@ static void pvr2_hdw_setup_low(struct pvr2_hdw *hdw)
hdw->std_mask_eeprom = V4L2_STD_ALL;
}
+ if (hdw->serial_number) {
+ idx = scnprintf(hdw->identifier, sizeof(hdw->identifier) - 1,
+ "sn-%lu", hdw->serial_number);
+ } else if (hdw->unit_number >= 0) {
+ idx = scnprintf(hdw->identifier, sizeof(hdw->identifier) - 1,
+ "unit-%c",
+ hdw->unit_number + 'a');
+ } else {
+ idx = scnprintf(hdw->identifier, sizeof(hdw->identifier) - 1,
+ "unit-??");
+ }
+ hdw->identifier[idx] = 0;
+
pvr2_hdw_setup_std(hdw);
if (!get_default_tuner_type(hdw)) {
@@ -2032,8 +2245,6 @@ static void pvr2_hdw_setup_low(struct pvr2_hdw *hdw)
hdw->tuner_type);
}
- pvr2_i2c_core_check_stale(hdw);
- hdw->tuner_updated = 0;
if (!pvr2_hdw_dev_ok(hdw)) return;
@@ -2171,11 +2382,14 @@ struct pvr2_hdw *pvr2_hdw_create(struct usb_interface *intf,
struct pvr2_hdw *hdw = NULL;
int valid_std_mask;
struct pvr2_ctrl *cptr;
+ struct usb_device *usb_dev;
const struct pvr2_device_desc *hdw_desc;
__u8 ifnum;
struct v4l2_queryctrl qctrl;
struct pvr2_ctl_info *ciptr;
+ usb_dev = interface_to_usbdev(intf);
+
hdw_desc = (const struct pvr2_device_desc *)(devid->driver_info);
if (hdw_desc == NULL) {
@@ -2360,6 +2574,11 @@ struct pvr2_hdw *pvr2_hdw_create(struct usb_interface *intf,
hdw->ctl_read_urb = usb_alloc_urb(0,GFP_KERNEL);
if (!hdw->ctl_read_urb) goto fail;
+ if (v4l2_device_register(&usb_dev->dev, &hdw->v4l2_dev) != 0) {
+ pvr2_trace(PVR2_TRACE_ERROR_LEGS,
+ "Error registering with v4l core, giving up");
+ goto fail;
+ }
mutex_lock(&pvr2_unit_mtx); do {
for (idx = 0; idx < PVR_NUM; idx++) {
if (unit_pointers[idx]) continue;
@@ -2382,7 +2601,6 @@ struct pvr2_hdw *pvr2_hdw_create(struct usb_interface *intf,
hdw->workqueue = create_singlethread_workqueue(hdw->name);
INIT_WORK(&hdw->workpoll,pvr2_hdw_worker_poll);
- INIT_WORK(&hdw->worki2csync,pvr2_hdw_worker_i2c);
pvr2_trace(PVR2_TRACE_INIT,"Driver unit number is %d, name is %s",
hdw->unit_number,hdw->name);
@@ -2391,12 +2609,9 @@ struct pvr2_hdw *pvr2_hdw_create(struct usb_interface *intf,
hdw->flag_ok = !0;
hdw->usb_intf = intf;
- hdw->usb_dev = interface_to_usbdev(intf);
+ hdw->usb_dev = usb_dev;
- scnprintf(hdw->bus_info,sizeof(hdw->bus_info),
- "usb %s address %d",
- dev_name(&hdw->usb_dev->dev),
- hdw->usb_dev->devnum);
+ usb_make_path(hdw->usb_dev, hdw->bus_info, sizeof(hdw->bus_info));
ifnum = hdw->usb_intf->cur_altsetting->desc.bInterfaceNumber;
usb_set_interface(hdw->usb_dev,ifnum,0);
@@ -2454,6 +2669,10 @@ static void pvr2_hdw_remove_usb_stuff(struct pvr2_hdw *hdw)
hdw->ctl_write_buffer = NULL;
}
hdw->flag_disconnected = !0;
+ /* If we don't do this, then there will be a dangling struct device
+ reference to our disappearing device persisting inside the V4L
+ core... */
+ v4l2_device_disconnect(&hdw->v4l2_dev);
hdw->usb_dev = NULL;
hdw->usb_intf = NULL;
pvr2_hdw_render_useless(hdw);
@@ -2481,10 +2700,8 @@ void pvr2_hdw_destroy(struct pvr2_hdw *hdw)
pvr2_stream_destroy(hdw->vid_stream);
hdw->vid_stream = NULL;
}
- if (hdw->decoder_ctrl) {
- hdw->decoder_ctrl->detach(hdw->decoder_ctrl->ctxt);
- }
pvr2_i2c_core_done(hdw);
+ v4l2_device_unregister(&hdw->v4l2_dev);
pvr2_hdw_remove_usb_stuff(hdw);
mutex_lock(&pvr2_unit_mtx); do {
if ((hdw->unit_number >= 0) &&
@@ -2678,6 +2895,150 @@ static const char *get_ctrl_typename(enum pvr2_ctl_type tp)
}
+static void pvr2_subdev_set_control(struct pvr2_hdw *hdw, int id,
+ const char *name, int val)
+{
+ struct v4l2_control ctrl;
+ pvr2_trace(PVR2_TRACE_CHIPS, "subdev v4l2 %s=%d", name, val);
+ memset(&ctrl, 0, sizeof(ctrl));
+ ctrl.id = id;
+ ctrl.value = val;
+ v4l2_device_call_all(&hdw->v4l2_dev, 0, core, s_ctrl, &ctrl);
+}
+
+#define PVR2_SUBDEV_SET_CONTROL(hdw, id, lab) \
+ if ((hdw)->lab##_dirty || (hdw)->force_dirty) { \
+ pvr2_subdev_set_control(hdw, id, #lab, (hdw)->lab##_val); \
+ }
+
+/* Execute whatever commands are required to update the state of all the
+ sub-devices so that they match our current control values. */
+static void pvr2_subdev_update(struct pvr2_hdw *hdw)
+{
+ struct v4l2_subdev *sd;
+ unsigned int id;
+ pvr2_subdev_update_func fp;
+
+ pvr2_trace(PVR2_TRACE_CHIPS, "subdev update...");
+
+ if (hdw->tuner_updated || hdw->force_dirty) {
+ struct tuner_setup setup;
+ pvr2_trace(PVR2_TRACE_CHIPS, "subdev tuner set_type(%d)",
+ hdw->tuner_type);
+ if (((int)(hdw->tuner_type)) >= 0) {
+ setup.addr = ADDR_UNSET;
+ setup.type = hdw->tuner_type;
+ setup.mode_mask = T_RADIO | T_ANALOG_TV;
+ v4l2_device_call_all(&hdw->v4l2_dev, 0,
+ tuner, s_type_addr, &setup);
+ }
+ }
+
+ if (hdw->input_dirty || hdw->std_dirty || hdw->force_dirty) {
+ pvr2_trace(PVR2_TRACE_CHIPS, "subdev v4l2 set_standard");
+ if (hdw->input_val == PVR2_CVAL_INPUT_RADIO) {
+ v4l2_device_call_all(&hdw->v4l2_dev, 0,
+ tuner, s_radio);
+ } else {
+ v4l2_std_id vs;
+ vs = hdw->std_mask_cur;
+ v4l2_device_call_all(&hdw->v4l2_dev, 0,
+ tuner, s_std, vs);
+ }
+ hdw->tuner_signal_stale = !0;
+ hdw->cropcap_stale = !0;
+ }
+
+ PVR2_SUBDEV_SET_CONTROL(hdw, V4L2_CID_BRIGHTNESS, brightness);
+ PVR2_SUBDEV_SET_CONTROL(hdw, V4L2_CID_CONTRAST, contrast);
+ PVR2_SUBDEV_SET_CONTROL(hdw, V4L2_CID_SATURATION, saturation);
+ PVR2_SUBDEV_SET_CONTROL(hdw, V4L2_CID_HUE, hue);
+ PVR2_SUBDEV_SET_CONTROL(hdw, V4L2_CID_AUDIO_MUTE, mute);
+ PVR2_SUBDEV_SET_CONTROL(hdw, V4L2_CID_AUDIO_VOLUME, volume);
+ PVR2_SUBDEV_SET_CONTROL(hdw, V4L2_CID_AUDIO_BALANCE, balance);
+ PVR2_SUBDEV_SET_CONTROL(hdw, V4L2_CID_AUDIO_BASS, bass);
+ PVR2_SUBDEV_SET_CONTROL(hdw, V4L2_CID_AUDIO_TREBLE, treble);
+
+ if (hdw->input_dirty || hdw->audiomode_dirty || hdw->force_dirty) {
+ struct v4l2_tuner vt;
+ memset(&vt, 0, sizeof(vt));
+ vt.audmode = hdw->audiomode_val;
+ v4l2_device_call_all(&hdw->v4l2_dev, 0, tuner, s_tuner, &vt);
+ }
+
+ if (hdw->freqDirty || hdw->force_dirty) {
+ unsigned long fv;
+ struct v4l2_frequency freq;
+ fv = pvr2_hdw_get_cur_freq(hdw);
+ pvr2_trace(PVR2_TRACE_CHIPS, "subdev v4l2 set_freq(%lu)", fv);
+ if (hdw->tuner_signal_stale) pvr2_hdw_status_poll(hdw);
+ memset(&freq, 0, sizeof(freq));
+ if (hdw->tuner_signal_info.capability & V4L2_TUNER_CAP_LOW) {
+ /* ((fv * 1000) / 62500) */
+ freq.frequency = (fv * 2) / 125;
+ } else {
+ freq.frequency = fv / 62500;
+ }
+ /* tuner-core currently doesn't seem to care about this, but
+ let's set it anyway for completeness. */
+ if (hdw->input_val == PVR2_CVAL_INPUT_RADIO) {
+ freq.type = V4L2_TUNER_RADIO;
+ } else {
+ freq.type = V4L2_TUNER_ANALOG_TV;
+ }
+ freq.tuner = 0;
+ v4l2_device_call_all(&hdw->v4l2_dev, 0, tuner,
+ s_frequency, &freq);
+ }
+
+ if (hdw->res_hor_dirty || hdw->res_ver_dirty || hdw->force_dirty) {
+ struct v4l2_format fmt;
+ memset(&fmt, 0, sizeof(fmt));
+ fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ fmt.fmt.pix.width = hdw->res_hor_val;
+ fmt.fmt.pix.height = hdw->res_ver_val;
+ pvr2_trace(PVR2_TRACE_CHIPS, "subdev v4l2 set_size(%dx%d)",
+ fmt.fmt.pix.width, fmt.fmt.pix.height);
+ v4l2_device_call_all(&hdw->v4l2_dev, 0, video, s_fmt, &fmt);
+ }
+
+ if (hdw->srate_dirty || hdw->force_dirty) {
+ u32 val;
+ pvr2_trace(PVR2_TRACE_CHIPS, "subdev v4l2 set_audio %d",
+ hdw->srate_val);
+ switch (hdw->srate_val) {
+ default:
+ case V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000:
+ val = 48000;
+ break;
+ case V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100:
+ val = 44100;
+ break;
+ case V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000:
+ val = 32000;
+ break;
+ }
+ v4l2_device_call_all(&hdw->v4l2_dev, 0,
+ audio, s_clock_freq, val);
+ }
+
+ /* Unable to set crop parameters; there is apparently no equivalent
+ for VIDIOC_S_CROP */
+
+ v4l2_device_for_each_subdev(sd, &hdw->v4l2_dev) {
+ id = sd->grp_id;
+ if (id >= ARRAY_SIZE(pvr2_module_update_functions)) continue;
+ fp = pvr2_module_update_functions[id];
+ if (!fp) continue;
+ (*fp)(hdw, sd);
+ }
+
+ if (hdw->tuner_signal_stale || hdw->cropcap_stale) {
+ pvr2_hdw_status_poll(hdw);
+ }
+}
+
+
/* Figure out if we need to commit control changes. If so, mark internal
state flags to indicate this fact and return true. Otherwise do nothing
else and return false. */
@@ -2686,7 +3047,7 @@ static int pvr2_hdw_commit_setup(struct pvr2_hdw *hdw)
unsigned int idx;
struct pvr2_ctrl *cptr;
int value;
- int commit_flag = 0;
+ int commit_flag = hdw->force_dirty;
char buf[100];
unsigned int bcnt,ccnt;
@@ -2842,18 +3203,6 @@ static int pvr2_hdw_commit_execute(struct pvr2_hdw *hdw)
cx2341x_ext_ctrls(&hdw->enc_ctl_state, 0, &cs,VIDIOC_S_EXT_CTRLS);
}
- /* Scan i2c core at this point - before we clear all the dirty
- bits. Various parts of the i2c core will notice dirty bits as
- appropriate and arrange to broadcast or directly send updates to
- the client drivers in order to keep everything in sync */
- pvr2_i2c_core_check_stale(hdw);
-
- for (idx = 0; idx < hdw->control_cnt; idx++) {
- cptr = hdw->controls + idx;
- if (!cptr->info->clear_dirty) continue;
- cptr->info->clear_dirty(cptr);
- }
-
if (hdw->active_stream_type != hdw->desired_stream_type) {
/* Handle any side effects of stream config here */
hdw->active_stream_type = hdw->desired_stream_type;
@@ -2873,8 +3222,16 @@ static int pvr2_hdw_commit_execute(struct pvr2_hdw *hdw)
}
}
- /* Now execute i2c core update */
- pvr2_i2c_core_sync(hdw);
+ /* Check and update state for all sub-devices. */
+ pvr2_subdev_update(hdw);
+
+ hdw->tuner_updated = 0;
+ hdw->force_dirty = 0;
+ for (idx = 0; idx < hdw->control_cnt; idx++) {
+ cptr = hdw->controls + idx;
+ if (!cptr->info->clear_dirty) continue;
+ cptr->info->clear_dirty(cptr);
+ }
if ((hdw->pathway_state == PVR2_PATHWAY_ANALOG) &&
hdw->state_encoder_run) {
@@ -2904,15 +3261,6 @@ int pvr2_hdw_commit_ctl(struct pvr2_hdw *hdw)
}
-static void pvr2_hdw_worker_i2c(struct work_struct *work)
-{
- struct pvr2_hdw *hdw = container_of(work,struct pvr2_hdw,worki2csync);
- LOCK_TAKE(hdw->big_lock); do {
- pvr2_i2c_core_sync(hdw);
- } while (0); LOCK_GIVE(hdw->big_lock);
-}
-
-
static void pvr2_hdw_worker_poll(struct work_struct *work)
{
int fl = 0;
@@ -2973,7 +3321,7 @@ int pvr2_hdw_is_hsm(struct pvr2_hdw *hdw)
void pvr2_hdw_execute_tuner_poll(struct pvr2_hdw *hdw)
{
LOCK_TAKE(hdw->big_lock); do {
- pvr2_i2c_core_status_poll(hdw);
+ pvr2_hdw_status_poll(hdw);
} while (0); LOCK_GIVE(hdw->big_lock);
}
@@ -2983,7 +3331,7 @@ static int pvr2_hdw_check_cropcap(struct pvr2_hdw *hdw)
if (!hdw->cropcap_stale) {
return 0;
}
- pvr2_i2c_core_status_poll(hdw);
+ pvr2_hdw_status_poll(hdw);
if (hdw->cropcap_stale) {
return -EIO;
}
@@ -3010,7 +3358,7 @@ int pvr2_hdw_get_tuner_status(struct pvr2_hdw *hdw,struct v4l2_tuner *vtp)
{
LOCK_TAKE(hdw->big_lock); do {
if (hdw->tuner_signal_stale) {
- pvr2_i2c_core_status_poll(hdw);
+ pvr2_hdw_status_poll(hdw);
}
memcpy(vtp,&hdw->tuner_signal_info,sizeof(struct v4l2_tuner));
} while (0); LOCK_GIVE(hdw->big_lock);
@@ -3029,11 +3377,8 @@ void pvr2_hdw_trigger_module_log(struct pvr2_hdw *hdw)
{
int nr = pvr2_hdw_get_unit_number(hdw);
LOCK_TAKE(hdw->big_lock); do {
- hdw->log_requested = !0;
printk(KERN_INFO "pvrusb2: ================= START STATUS CARD #%d =================\n", nr);
- pvr2_i2c_core_check_stale(hdw);
- hdw->log_requested = 0;
- pvr2_i2c_core_sync(hdw);
+ v4l2_device_call_all(&hdw->v4l2_dev, 0, core, log_status);
pvr2_trace(PVR2_TRACE_INFO,"cx2341x config:");
cx2341x_log_status(&hdw->enc_ctl_state, "pvrusb2");
pvr2_hdw_state_log_state(hdw);
@@ -3716,22 +4061,16 @@ int pvr2_hdw_cmd_powerdown(struct pvr2_hdw *hdw)
int pvr2_hdw_cmd_decoder_reset(struct pvr2_hdw *hdw)
{
- if (!hdw->decoder_ctrl) {
- pvr2_trace(PVR2_TRACE_INIT,
- "Unable to reset decoder: nothing attached");
- return -ENOTTY;
- }
-
- if (!hdw->decoder_ctrl->force_reset) {
- pvr2_trace(PVR2_TRACE_INIT,
- "Unable to reset decoder: not implemented");
- return -ENOTTY;
- }
-
pvr2_trace(PVR2_TRACE_INIT,
"Requesting decoder reset");
- hdw->decoder_ctrl->force_reset(hdw->decoder_ctrl->ctxt);
- return 0;
+ if (hdw->decoder_client_id) {
+ v4l2_device_call_all(&hdw->v4l2_dev, hdw->decoder_client_id,
+ core, reset, 0);
+ return 0;
+ }
+ pvr2_trace(PVR2_TRACE_INIT,
+ "Unable to reset decoder: nothing attached");
+ return -ENOTTY;
}
@@ -4476,6 +4815,79 @@ static unsigned int pvr2_hdw_report_unlocked(struct pvr2_hdw *hdw,int which,
}
+/* Generate report containing info about attached sub-devices and attached
+ i2c clients, including an indication of which attached i2c clients are
+ actually sub-devices. */
+static unsigned int pvr2_hdw_report_clients(struct pvr2_hdw *hdw,
+ char *buf, unsigned int acnt)
+{
+ struct v4l2_subdev *sd;
+ unsigned int tcnt = 0;
+ unsigned int ccnt;
+ struct i2c_client *client;
+ struct list_head *item;
+ void *cd;
+ const char *p;
+ unsigned int id;
+
+ ccnt = scnprintf(buf, acnt, "Associated v4l2-subdev drivers:");
+ tcnt += ccnt;
+ v4l2_device_for_each_subdev(sd, &hdw->v4l2_dev) {
+ id = sd->grp_id;
+ p = NULL;
+ if (id < ARRAY_SIZE(module_names)) p = module_names[id];
+ if (p) {
+ ccnt = scnprintf(buf + tcnt, acnt - tcnt, " %s", p);
+ tcnt += ccnt;
+ } else {
+ ccnt = scnprintf(buf + tcnt, acnt - tcnt,
+ " (unknown id=%u)", id);
+ tcnt += ccnt;
+ }
+ }
+ ccnt = scnprintf(buf + tcnt, acnt - tcnt, "\n");
+ tcnt += ccnt;
+
+ ccnt = scnprintf(buf + tcnt, acnt - tcnt, "I2C clients:\n");
+ tcnt += ccnt;
+
+ mutex_lock(&hdw->i2c_adap.clist_lock);
+ list_for_each(item, &hdw->i2c_adap.clients) {
+ client = list_entry(item, struct i2c_client, list);
+ ccnt = scnprintf(buf + tcnt, acnt - tcnt,
+ " %s: i2c=%02x", client->name, client->addr);
+ tcnt += ccnt;
+ cd = i2c_get_clientdata(client);
+ v4l2_device_for_each_subdev(sd, &hdw->v4l2_dev) {
+ if (cd == sd) {
+ id = sd->grp_id;
+ p = NULL;
+ if (id < ARRAY_SIZE(module_names)) {
+ p = module_names[id];
+ }
+ if (p) {
+ ccnt = scnprintf(buf + tcnt,
+ acnt - tcnt,
+ " subdev=%s", p);
+ tcnt += ccnt;
+ } else {
+ ccnt = scnprintf(buf + tcnt,
+ acnt - tcnt,
+ " subdev= id %u)",
+ id);
+ tcnt += ccnt;
+ }
+ break;
+ }
+ }
+ ccnt = scnprintf(buf + tcnt, acnt - tcnt, "\n");
+ tcnt += ccnt;
+ }
+ mutex_unlock(&hdw->i2c_adap.clist_lock);
+ return tcnt;
+}
+
+
unsigned int pvr2_hdw_state_report(struct pvr2_hdw *hdw,
char *buf,unsigned int acnt)
{
@@ -4490,6 +4902,8 @@ unsigned int pvr2_hdw_state_report(struct pvr2_hdw *hdw,
buf[0] = '\n'; ccnt = 1;
bcnt += ccnt; acnt -= ccnt; buf += ccnt;
}
+ ccnt = pvr2_hdw_report_clients(hdw, buf, acnt);
+ bcnt += ccnt; acnt -= ccnt; buf += ccnt;
LOCK_GIVE(hdw->big_lock);
return bcnt;
}
@@ -4497,14 +4911,25 @@ unsigned int pvr2_hdw_state_report(struct pvr2_hdw *hdw,
static void pvr2_hdw_state_log_state(struct pvr2_hdw *hdw)
{
- char buf[128];
- unsigned int idx,ccnt;
+ char buf[256];
+ unsigned int idx, ccnt;
+ unsigned int lcnt, ucnt;
for (idx = 0; ; idx++) {
ccnt = pvr2_hdw_report_unlocked(hdw,idx,buf,sizeof(buf));
if (!ccnt) break;
printk(KERN_INFO "%s %.*s\n",hdw->name,ccnt,buf);
}
+ ccnt = pvr2_hdw_report_clients(hdw, buf, sizeof(buf));
+ ucnt = 0;
+ while (ucnt < ccnt) {
+ lcnt = 0;
+ while ((lcnt + ucnt < ccnt) && (buf[lcnt + ucnt] != '\n')) {
+ lcnt++;
+ }
+ printk(KERN_INFO "%s %.*s\n", hdw->name, lcnt, buf + ucnt);
+ ucnt += lcnt + 1;
+ }
}
@@ -4641,6 +5066,30 @@ int pvr2_hdw_gpio_chg_out(struct pvr2_hdw *hdw,u32 msk,u32 val)
}
+void pvr2_hdw_status_poll(struct pvr2_hdw *hdw)
+{
+ struct v4l2_tuner *vtp = &hdw->tuner_signal_info;
+ memset(vtp, 0, sizeof(*vtp));
+ hdw->tuner_signal_stale = 0;
+ /* Note: There apparently is no replacement for VIDIOC_CROPCAP
+ using v4l2-subdev - therefore we can't support that AT ALL right
+ now. (Of course, no sub-drivers seem to implement it either.
+ But now it's a a chicken and egg problem...) */
+ v4l2_device_call_all(&hdw->v4l2_dev, 0, tuner, g_tuner,
+ &hdw->tuner_signal_info);
+ pvr2_trace(PVR2_TRACE_CHIPS, "subdev status poll"
+ " type=%u strength=%u audio=0x%x cap=0x%x"
+ " low=%u hi=%u",
+ vtp->type,
+ vtp->signal, vtp->rxsubchans, vtp->capability,
+ vtp->rangelow, vtp->rangehigh);
+
+ /* We have to do this to avoid getting into constant polling if
+ there's nobody to answer a poll of cropcap info. */
+ hdw->cropcap_stale = 0;
+}
+
+
unsigned int pvr2_hdw_get_input_available(struct pvr2_hdw *hdw)
{
return hdw->input_avail_mask;
@@ -4736,7 +5185,6 @@ int pvr2_hdw_register_access(struct pvr2_hdw *hdw,
int setFl, u64 *val_ptr)
{
#ifdef CONFIG_VIDEO_ADV_DEBUG
- struct pvr2_i2c_client *cp;
struct v4l2_dbg_register req;
int stat = 0;
int okFl = 0;
@@ -4746,21 +5194,9 @@ int pvr2_hdw_register_access(struct pvr2_hdw *hdw,
req.match = *match;
req.reg = reg_id;
if (setFl) req.val = *val_ptr;
- mutex_lock(&hdw->i2c_list_lock); do {
- list_for_each_entry(cp, &hdw->i2c_clients, list) {
- if (!v4l2_chip_match_i2c_client(
- cp->client,
- &req.match)) {
- continue;
- }
- stat = pvr2_i2c_client_cmd(
- cp,(setFl ? VIDIOC_DBG_S_REGISTER :
- VIDIOC_DBG_G_REGISTER),&req);
- if (!setFl) *val_ptr = req.val;
- okFl = !0;
- break;
- }
- } while (0); mutex_unlock(&hdw->i2c_list_lock);
+ /* It would be nice to know if a sub-device answered the request */
+ v4l2_device_call_all(&hdw->v4l2_dev, 0, core, g_register, &req);
+ if (!setFl) *val_ptr = req.val;
if (okFl) {
return stat;
}