#include <linux/firmware.h>
#include <linux/videodev2.h>
#include <media/v4l2-common.h>
-#include <asm/semaphore.h>
#include "pvrusb2.h"
#include "pvrusb2-std.h"
#include "pvrusb2-util.h"
static struct pvr2_hdw *unit_pointers[PVR_NUM] = {[ 0 ... PVR_NUM-1 ] = NULL};
static DEFINE_MUTEX(pvr2_unit_mtx);
-static int ctlchg = 0;
+static int ctlchg;
static int initusbreset = 1;
-static int procreload = 0;
+static int procreload;
static int tuner[PVR_NUM] = { [0 ... PVR_NUM-1] = -1 };
static int tolerance[PVR_NUM] = { [0 ... PVR_NUM-1] = 0 };
static int video_std[PVR_NUM] = { [0 ... PVR_NUM-1] = 0 };
-static int init_pause_msec = 0;
+static int init_pause_msec;
module_param(ctlchg, int, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(ctlchg, "0=optimize ctl change 1=always accept new ctl value");
static const char *control_values_input[] = {
[PVR2_CVAL_INPUT_TV] = "television", /*xawtv needs this name*/
+ [PVR2_CVAL_INPUT_DTV] = "dtv",
[PVR2_CVAL_INPUT_RADIO] = "radio",
[PVR2_CVAL_INPUT_SVIDEO] = "s-video",
[PVR2_CVAL_INPUT_COMPOSITE] = "composite",
};
+struct pvr2_fx2cmd_descdef {
+ unsigned char id;
+ unsigned char *desc;
+};
+
+static const struct pvr2_fx2cmd_descdef pvr2_fx2cmd_desc[] = {
+ {FX2CMD_MEM_WRITE_DWORD, "write encoder dword"},
+ {FX2CMD_MEM_READ_DWORD, "read encoder dword"},
+ {FX2CMD_MEM_READ_64BYTES, "read encoder 64bytes"},
+ {FX2CMD_REG_WRITE, "write encoder register"},
+ {FX2CMD_REG_READ, "read encoder register"},
+ {FX2CMD_MEMSEL, "encoder memsel"},
+ {FX2CMD_I2C_WRITE, "i2c write"},
+ {FX2CMD_I2C_READ, "i2c read"},
+ {FX2CMD_GET_USB_SPEED, "get USB speed"},
+ {FX2CMD_STREAMING_ON, "stream on"},
+ {FX2CMD_STREAMING_OFF, "stream off"},
+ {FX2CMD_FWPOST1, "fwpost1"},
+ {FX2CMD_POWER_OFF, "power off"},
+ {FX2CMD_POWER_ON, "power on"},
+ {FX2CMD_DEEP_RESET, "deep reset"},
+ {FX2CMD_GET_EEPROM_ADDR, "get rom addr"},
+ {FX2CMD_GET_IR_CODE, "get IR code"},
+ {FX2CMD_HCW_DEMOD_RESETIN, "hcw demod resetin"},
+ {FX2CMD_HCW_DTV_STREAMING_ON, "hcw dtv stream on"},
+ {FX2CMD_HCW_DTV_STREAMING_OFF, "hcw dtv stream off"},
+ {FX2CMD_ONAIR_DTV_STREAMING_ON, "onair dtv stream on"},
+ {FX2CMD_ONAIR_DTV_STREAMING_OFF, "onair dtv stream off"},
+ {FX2CMD_ONAIR_DTV_POWER_ON, "onair dtv power on"},
+ {FX2CMD_ONAIR_DTV_POWER_OFF, "onair dtv power off"},
+};
+
+
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 void pvr2_hdw_worker_init(struct work_struct *work);
static int pvr2_hdw_wait(struct pvr2_hdw *,int state);
static int pvr2_hdw_untrip_unlocked(struct pvr2_hdw *);
static void pvr2_hdw_state_log_state(struct pvr2_hdw *);
static void pvr2_hdw_internal_set_std_avail(struct pvr2_hdw *hdw);
static void pvr2_hdw_quiescent_timeout(unsigned long);
static void pvr2_hdw_encoder_wait_timeout(unsigned long);
+static void pvr2_hdw_encoder_run_timeout(unsigned long);
+static int pvr2_issue_simple_cmd(struct pvr2_hdw *,u32);
static int pvr2_send_request_ex(struct pvr2_hdw *hdw,
unsigned int timeout,int probe_fl,
void *write_data,unsigned int write_len,
return 0;
}
+static int ctrl_check_input(struct pvr2_ctrl *cptr,int v)
+{
+ return ((1 << v) & cptr->hdw->input_avail_mask) != 0;
+}
+
static int ctrl_set_input(struct pvr2_ctrl *cptr,int m,int v)
{
struct pvr2_hdw *hdw = cptr->hdw;
if (hdw->input_val == PVR2_CVAL_INPUT_RADIO) {
hdw->freqSelector = 0;
hdw->freqDirty = !0;
- } else if (hdw->input_val == PVR2_CVAL_INPUT_TV) {
+ } else if ((hdw->input_val == PVR2_CVAL_INPUT_TV) ||
+ (hdw->input_val == PVR2_CVAL_INPUT_DTV)) {
hdw->freqSelector = 1;
hdw->freqDirty = !0;
}
.name = "input",
.internal_id = PVR2_CID_INPUT,
.default_value = PVR2_CVAL_INPUT_TV,
+ .check_value = ctrl_check_input,
DEFREF(input),
DEFENUM(control_values_input),
},{
/* Set the currently tuned frequency and account for all possible
driver-core side effects of this action. */
-void pvr2_hdw_set_cur_freq(struct pvr2_hdw *hdw,unsigned long val)
+static void pvr2_hdw_set_cur_freq(struct pvr2_hdw *hdw,unsigned long val)
{
if (hdw->input_val == PVR2_CVAL_INPUT_RADIO) {
if (hdw->freqSelector) {
time we configure the encoder, then we'll fully configure it. */
hdw->enc_cur_valid = 0;
+ /* Encoder is about to be reset so note that as far as we're
+ concerned now, the encoder has never been run. */
+ del_timer_sync(&hdw->encoder_run_timer);
+ if (hdw->state_encoder_runok) {
+ hdw->state_encoder_runok = 0;
+ trace_stbit("state_encoder_runok",hdw->state_encoder_runok);
+ }
+
/* First prepare firmware loading */
ret |= pvr2_write_register(hdw, 0x0048, 0xffffffff); /*interrupt mask*/
ret |= pvr2_hdw_gpio_chg_dir(hdw,0xffffffff,0x00000088); /*gpio dir*/
ret |= pvr2_write_register(hdw, 0xaa04, 0x00057810); /*unknown*/
ret |= pvr2_write_register(hdw, 0xaa10, 0x00148500); /*unknown*/
ret |= pvr2_write_register(hdw, 0xaa18, 0x00840000); /*unknown*/
- LOCK_TAKE(hdw->ctl_lock); do {
- hdw->cmd_buffer[0] = FX2CMD_FWPOST1;
- ret |= pvr2_send_request(hdw,hdw->cmd_buffer,1,NULL,0);
- hdw->cmd_buffer[0] = FX2CMD_MEMSEL;
- hdw->cmd_buffer[1] = 0;
- ret |= pvr2_send_request(hdw,hdw->cmd_buffer,2,NULL,0);
- } while (0); LOCK_GIVE(hdw->ctl_lock);
+ ret |= pvr2_issue_simple_cmd(hdw,FX2CMD_FWPOST1);
+ ret |= pvr2_issue_simple_cmd(hdw,FX2CMD_MEMSEL | (1 << 8) | (0 << 16));
if (ret) {
pvr2_trace(PVR2_TRACE_ERROR_LEGS,
ret |= pvr2_write_register(hdw, 0x9054, 0xffffffff); /*reset hw blocks*/
ret |= pvr2_write_register(hdw, 0x9058, 0xffffffe8); /*VPU ctrl*/
- LOCK_TAKE(hdw->ctl_lock); do {
- hdw->cmd_buffer[0] = FX2CMD_MEMSEL;
- hdw->cmd_buffer[1] = 0;
- ret |= pvr2_send_request(hdw,hdw->cmd_buffer,2,NULL,0);
- } while (0); LOCK_GIVE(hdw->ctl_lock);
+ ret |= pvr2_issue_simple_cmd(hdw,FX2CMD_MEMSEL | (1 << 8) | (0 << 16));
if (ret) {
pvr2_trace(PVR2_TRACE_ERROR_LEGS,
}
-const char *pvr2_hdw_get_state_name(unsigned int id)
-{
- if (id >= ARRAY_SIZE(pvr2_state_names)) return NULL;
- return pvr2_state_names[id];
-}
int pvr2_hdw_get_streaming(struct pvr2_hdw *hdw)
default - which can always be overridden explicitly - and if the user
has otherwise named a default then that default will always be used in
place of this table. */
-const static struct pvr2_std_hack std_eeprom_maps[] = {
+static const struct pvr2_std_hack std_eeprom_maps[] = {
{ /* PAL(B/G) */
.pat = V4L2_STD_B|V4L2_STD_GH,
.std = V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_PAL_G,
}
-/* Create and return a structure for interacting with the underlying
- hardware */
+/* Perform second stage initialization. Set callback pointer first so that
+ we can avoid a possible initialization race (if the kernel thread runs
+ before the callback has been set). */
+int pvr2_hdw_initialize(struct pvr2_hdw *hdw,
+ void (*callback_func)(void *),
+ void *callback_data)
+{
+ LOCK_TAKE(hdw->big_lock); do {
+ if (hdw->flag_disconnected) {
+ /* Handle a race here: If we're already
+ disconnected by this point, then give up. If we
+ get past this then we'll remain connected for
+ the duration of initialization since the entire
+ initialization sequence is now protected by the
+ big_lock. */
+ break;
+ }
+ hdw->state_data = callback_data;
+ hdw->state_func = callback_func;
+ pvr2_hdw_setup(hdw);
+ } while (0); LOCK_GIVE(hdw->big_lock);
+ return hdw->flag_init_ok;
+}
+
+
+/* Create, set up, and return a structure for interacting with the
+ underlying hardware. */
struct pvr2_hdw *pvr2_hdw_create(struct usb_interface *intf,
const struct usb_device_id *devid)
{
- unsigned int idx,cnt1,cnt2;
+ unsigned int idx,cnt1,cnt2,m;
struct pvr2_hdw *hdw;
int valid_std_mask;
struct pvr2_ctrl *cptr;
hdw->encoder_wait_timer.data = (unsigned long)hdw;
hdw->encoder_wait_timer.function = pvr2_hdw_encoder_wait_timeout;
+ init_timer(&hdw->encoder_run_timer);
+ hdw->encoder_run_timer.data = (unsigned long)hdw;
+ hdw->encoder_run_timer.function = pvr2_hdw_encoder_run_timeout;
+
hdw->master_state = PVR2_STATE_DEAD;
init_waitqueue_head(&hdw->state_wait_data);
hdw->tuner_signal_stale = !0;
cx2341x_fill_defaults(&hdw->enc_ctl_state);
+ /* Calculate which inputs are OK */
+ m = 0;
+ if (hdw_desc->flag_has_analogtuner) m |= 1 << PVR2_CVAL_INPUT_TV;
+ if (hdw_desc->digital_control_scheme != PVR2_DIGITAL_SCHEME_NONE) {
+ m |= 1 << PVR2_CVAL_INPUT_DTV;
+ }
+ if (hdw_desc->flag_has_svideo) m |= 1 << PVR2_CVAL_INPUT_SVIDEO;
+ if (hdw_desc->flag_has_composite) m |= 1 << PVR2_CVAL_INPUT_COMPOSITE;
+ if (hdw_desc->flag_has_fmradio) m |= 1 << PVR2_CVAL_INPUT_RADIO;
+ hdw->input_avail_mask = m;
+
+ /* If not a hybrid device, pathway_state never changes. So
+ initialize it here to what it should forever be. */
+ if (!(hdw->input_avail_mask & (1 << PVR2_CVAL_INPUT_DTV))) {
+ hdw->pathway_state = PVR2_PATHWAY_ANALOG;
+ } else if (!(hdw->input_avail_mask & (1 << PVR2_CVAL_INPUT_TV))) {
+ hdw->pathway_state = PVR2_PATHWAY_DIGITAL;
+ }
+
hdw->control_cnt = CTRLDEF_COUNT;
hdw->control_cnt += MPEGDEF_COUNT;
hdw->controls = kzalloc(sizeof(struct pvr2_ctrl) * hdw->control_cnt,
cptr = hdw->controls + idx;
cptr->info = control_defs+idx;
}
+
+ /* Ensure that default input choice is a valid one. */
+ m = hdw->input_avail_mask;
+ if (m) for (idx = 0; idx < (sizeof(m) << 3); idx++) {
+ if (!((1 << idx) & m)) continue;
+ hdw->input_val = idx;
+ break;
+ }
+
/* Define and configure additional controls from cx2341x module. */
hdw->mpeg_ctrl_info = kzalloc(
sizeof(*(hdw->mpeg_ctrl_info)) * MPEGDEF_COUNT, GFP_KERNEL);
hdw->workqueue = create_singlethread_workqueue(hdw->name);
INIT_WORK(&hdw->workpoll,pvr2_hdw_worker_poll);
INIT_WORK(&hdw->worki2csync,pvr2_hdw_worker_i2c);
- INIT_WORK(&hdw->workinit,pvr2_hdw_worker_init);
pvr2_trace(PVR2_TRACE_INIT,"Driver unit number is %d, name is %s",
hdw->unit_number,hdw->name);
mutex_init(&hdw->ctl_lock_mutex);
mutex_init(&hdw->big_lock_mutex);
- queue_work(hdw->workqueue,&hdw->workinit);
return hdw;
fail:
if (hdw) {
del_timer_sync(&hdw->quiescent_timer);
+ del_timer_sync(&hdw->encoder_run_timer);
del_timer_sync(&hdw->encoder_wait_timer);
if (hdw->workqueue) {
flush_workqueue(hdw->workqueue);
{
if (!hdw) return;
pvr2_trace(PVR2_TRACE_INIT,"pvr2_hdw_destroy: hdw=%p",hdw);
- del_timer_sync(&hdw->quiescent_timer);
- del_timer_sync(&hdw->encoder_wait_timer);
if (hdw->workqueue) {
flush_workqueue(hdw->workqueue);
destroy_workqueue(hdw->workqueue);
hdw->workqueue = NULL;
}
+ del_timer_sync(&hdw->quiescent_timer);
+ del_timer_sync(&hdw->encoder_run_timer);
+ del_timer_sync(&hdw->encoder_wait_timer);
if (hdw->fw_buffer) {
kfree(hdw->fw_buffer);
hdw->fw_buffer = NULL;
}
}
+ if (hdw->input_dirty && hdw->state_pathway_ok &&
+ (((hdw->input_val == PVR2_CVAL_INPUT_DTV) ?
+ PVR2_PATHWAY_DIGITAL : PVR2_PATHWAY_ANALOG) !=
+ hdw->pathway_state)) {
+ /* Change of mode being asked for... */
+ hdw->state_pathway_ok = 0;
+ trace_stbit("state_pathway_ok",hdw->state_pathway_ok);
+ }
+ if (!hdw->state_pathway_ok) {
+ /* Can't commit anything until pathway is ok. */
+ return 0;
+ }
/* If any of the below has changed, then we can't do the update
while the pipeline is running. Pipeline must be paused first
and decoder -> encoder connection be made quiescent before we
/* Now execute i2c core update */
pvr2_i2c_core_sync(hdw);
- if (hdw->state_encoder_run) {
- /* If encoder isn't running, then this will get worked out
- later when we start the encoder. */
+ if ((hdw->pathway_state == PVR2_PATHWAY_ANALOG) &&
+ hdw->state_encoder_run) {
+ /* If encoder isn't running or it can't be touched, then
+ this will get worked out later when we start the
+ encoder. */
if (pvr2_encoder_adjust(hdw) < 0) return !0;
}
}
-static void pvr2_hdw_worker_init(struct work_struct *work)
-{
- struct pvr2_hdw *hdw = container_of(work,struct pvr2_hdw,workinit);
- LOCK_TAKE(hdw->big_lock); do {
- pvr2_hdw_setup(hdw);
- } while (0); LOCK_GIVE(hdw->big_lock);
-}
-
-
static int pvr2_hdw_wait(struct pvr2_hdw *hdw,int state)
{
return wait_event_interruptible(
}
-void pvr2_hdw_set_state_callback(struct pvr2_hdw *hdw,
- void (*callback_func)(void *),
- void *callback_data)
-{
- LOCK_TAKE(hdw->big_lock); do {
- hdw->state_data = callback_data;
- hdw->state_func = callback_func;
- } while (0); LOCK_GIVE(hdw->big_lock);
-}
-
-
/* Return name for this driver instance */
const char *pvr2_hdw_get_driver_name(struct pvr2_hdw *hdw)
{
read_data,read_len);
}
+
+static int pvr2_issue_simple_cmd(struct pvr2_hdw *hdw,u32 cmdcode)
+{
+ int ret;
+ unsigned int cnt = 1;
+ unsigned int args = 0;
+ LOCK_TAKE(hdw->ctl_lock);
+ hdw->cmd_buffer[0] = cmdcode & 0xffu;
+ args = (cmdcode >> 8) & 0xffu;
+ args = (args > 2) ? 2 : args;
+ if (args) {
+ cnt += args;
+ hdw->cmd_buffer[1] = (cmdcode >> 16) & 0xffu;
+ if (args > 1) {
+ hdw->cmd_buffer[2] = (cmdcode >> 24) & 0xffu;
+ }
+ }
+ if (pvrusb2_debug & PVR2_TRACE_INIT) {
+ unsigned int idx;
+ unsigned int ccnt,bcnt;
+ char tbuf[50];
+ cmdcode &= 0xffu;
+ bcnt = 0;
+ ccnt = scnprintf(tbuf+bcnt,
+ sizeof(tbuf)-bcnt,
+ "Sending FX2 command 0x%x",cmdcode);
+ bcnt += ccnt;
+ for (idx = 0; idx < ARRAY_SIZE(pvr2_fx2cmd_desc); idx++) {
+ if (pvr2_fx2cmd_desc[idx].id == cmdcode) {
+ ccnt = scnprintf(tbuf+bcnt,
+ sizeof(tbuf)-bcnt,
+ " \"%s\"",
+ pvr2_fx2cmd_desc[idx].desc);
+ bcnt += ccnt;
+ break;
+ }
+ }
+ if (args) {
+ ccnt = scnprintf(tbuf+bcnt,
+ sizeof(tbuf)-bcnt,
+ " (%u",hdw->cmd_buffer[1]);
+ bcnt += ccnt;
+ if (args > 1) {
+ ccnt = scnprintf(tbuf+bcnt,
+ sizeof(tbuf)-bcnt,
+ ",%u",hdw->cmd_buffer[2]);
+ bcnt += ccnt;
+ }
+ ccnt = scnprintf(tbuf+bcnt,
+ sizeof(tbuf)-bcnt,
+ ")");
+ bcnt += ccnt;
+ }
+ pvr2_trace(PVR2_TRACE_INIT,"%.*s",bcnt,tbuf);
+ }
+ ret = pvr2_send_request(hdw,hdw->cmd_buffer,cnt,NULL,0);
+ LOCK_GIVE(hdw->ctl_lock);
+ return ret;
+}
+
+
int pvr2_write_register(struct pvr2_hdw *hdw, u16 reg, u32 data)
{
int ret;
int pvr2_hdw_cmd_deep_reset(struct pvr2_hdw *hdw)
{
- int status;
- LOCK_TAKE(hdw->ctl_lock); do {
- pvr2_trace(PVR2_TRACE_INIT,"Requesting uproc hard reset");
- hdw->cmd_buffer[0] = FX2CMD_DEEP_RESET;
- status = pvr2_send_request(hdw,hdw->cmd_buffer,1,NULL,0);
- } while (0); LOCK_GIVE(hdw->ctl_lock);
- return status;
+ return pvr2_issue_simple_cmd(hdw,FX2CMD_DEEP_RESET);
}
int pvr2_hdw_cmd_powerup(struct pvr2_hdw *hdw)
{
- int status;
- LOCK_TAKE(hdw->ctl_lock); do {
- pvr2_trace(PVR2_TRACE_INIT,"Requesting powerup");
- hdw->cmd_buffer[0] = FX2CMD_POWER_ON;
- status = pvr2_send_request(hdw,hdw->cmd_buffer,1,NULL,0);
- } while (0); LOCK_GIVE(hdw->ctl_lock);
- return status;
+ return pvr2_issue_simple_cmd(hdw,FX2CMD_POWER_ON);
+}
+
+
+int pvr2_hdw_cmd_powerdown(struct pvr2_hdw *hdw)
+{
+ return pvr2_issue_simple_cmd(hdw,FX2CMD_POWER_OFF);
}
}
+static int pvr2_hdw_cmd_hcw_demod_reset(struct pvr2_hdw *hdw, int onoff)
+{
+ hdw->flag_ok = !0;
+ return pvr2_issue_simple_cmd(hdw,
+ FX2CMD_HCW_DEMOD_RESETIN |
+ (1 << 8) |
+ ((onoff ? 1 : 0) << 16));
+}
+
+
+static int pvr2_hdw_cmd_onair_fe_power_ctrl(struct pvr2_hdw *hdw, int onoff)
+{
+ hdw->flag_ok = !0;
+ return pvr2_issue_simple_cmd(hdw,(onoff ?
+ FX2CMD_ONAIR_DTV_POWER_ON :
+ FX2CMD_ONAIR_DTV_POWER_OFF));
+}
+
+
+static int pvr2_hdw_cmd_onair_digital_path_ctrl(struct pvr2_hdw *hdw,
+ int onoff)
+{
+ return pvr2_issue_simple_cmd(hdw,(onoff ?
+ FX2CMD_ONAIR_DTV_STREAMING_ON :
+ FX2CMD_ONAIR_DTV_STREAMING_OFF));
+}
+
+
+static void pvr2_hdw_cmd_modeswitch(struct pvr2_hdw *hdw,int digitalFl)
+{
+ int cmode;
+ /* Compare digital/analog desired setting with current setting. If
+ they don't match, fix it... */
+ cmode = (digitalFl ? PVR2_PATHWAY_DIGITAL : PVR2_PATHWAY_ANALOG);
+ if (cmode == hdw->pathway_state) {
+ /* They match; nothing to do */
+ return;
+ }
+
+ switch (hdw->hdw_desc->digital_control_scheme) {
+ case PVR2_DIGITAL_SCHEME_HAUPPAUGE:
+ pvr2_hdw_cmd_hcw_demod_reset(hdw,digitalFl);
+ if (cmode == PVR2_PATHWAY_ANALOG) {
+ /* If moving to analog mode, also force the decoder
+ to reset. If no decoder is attached, then it's
+ ok to ignore this because if/when the decoder
+ attaches, it will reset itself at that time. */
+ pvr2_hdw_cmd_decoder_reset(hdw);
+ }
+ break;
+ case PVR2_DIGITAL_SCHEME_ONAIR:
+ /* Supposedly we should always have the power on whether in
+ digital or analog mode. But for now do what appears to
+ work... */
+ pvr2_hdw_cmd_onair_fe_power_ctrl(hdw,digitalFl);
+ break;
+ default: break;
+ }
+
+ pvr2_hdw_untrip_unlocked(hdw);
+ hdw->pathway_state = cmode;
+}
+
+
+void pvr2_led_ctrl_hauppauge(struct pvr2_hdw *hdw, int onoff)
+{
+ /* change some GPIO data
+ *
+ * note: bit d7 of dir appears to control the LED,
+ * so we shut it off here.
+ *
+ */
+ if (onoff) {
+ pvr2_hdw_gpio_chg_dir(hdw, 0xffffffff, 0x00000481);
+ } else {
+ pvr2_hdw_gpio_chg_dir(hdw, 0xffffffff, 0x00000401);
+ }
+ pvr2_hdw_gpio_chg_out(hdw, 0xffffffff, 0x00000000);
+}
+
+
+typedef void (*led_method_func)(struct pvr2_hdw *,int);
+
+static led_method_func led_methods[] = {
+ [PVR2_LED_SCHEME_HAUPPAUGE] = pvr2_led_ctrl_hauppauge,
+};
+
+
+/* Toggle LED */
+static void pvr2_led_ctrl(struct pvr2_hdw *hdw,int onoff)
+{
+ unsigned int scheme_id;
+ led_method_func fp;
+
+ if ((!onoff) == (!hdw->led_on)) return;
+
+ hdw->led_on = onoff != 0;
+
+ scheme_id = hdw->hdw_desc->led_scheme;
+ if (scheme_id < ARRAY_SIZE(led_methods)) {
+ fp = led_methods[scheme_id];
+ } else {
+ fp = NULL;
+ }
+
+ if (fp) (*fp)(hdw,onoff);
+}
+
+
/* Stop / start video stream transport */
static int pvr2_hdw_cmd_usbstream(struct pvr2_hdw *hdw,int runFl)
{
- int status;
- LOCK_TAKE(hdw->ctl_lock); do {
- hdw->cmd_buffer[0] =
- (runFl ? FX2CMD_STREAMING_ON : FX2CMD_STREAMING_OFF);
- status = pvr2_send_request(hdw,hdw->cmd_buffer,1,NULL,0);
- } while (0); LOCK_GIVE(hdw->ctl_lock);
- return status;
+ int ret;
+
+ /* If we're in analog mode, then just issue the usual analog
+ command. */
+ if (hdw->pathway_state == PVR2_PATHWAY_ANALOG) {
+ return pvr2_issue_simple_cmd(hdw,
+ (runFl ?
+ FX2CMD_STREAMING_ON :
+ FX2CMD_STREAMING_OFF));
+ /*Note: Not reached */
+ }
+
+ if (hdw->pathway_state != PVR2_PATHWAY_DIGITAL) {
+ /* Whoops, we don't know what mode we're in... */
+ return -EINVAL;
+ }
+
+ /* To get here we have to be in digital mode. The mechanism here
+ is unfortunately different for different vendors. So we switch
+ on the device's digital scheme attribute in order to figure out
+ what to do. */
+ switch (hdw->hdw_desc->digital_control_scheme) {
+ case PVR2_DIGITAL_SCHEME_HAUPPAUGE:
+ return pvr2_issue_simple_cmd(hdw,
+ (runFl ?
+ FX2CMD_HCW_DTV_STREAMING_ON :
+ FX2CMD_HCW_DTV_STREAMING_OFF));
+ case PVR2_DIGITAL_SCHEME_ONAIR:
+ ret = pvr2_issue_simple_cmd(hdw,
+ (runFl ?
+ FX2CMD_STREAMING_ON :
+ FX2CMD_STREAMING_OFF));
+ if (ret) return ret;
+ return pvr2_hdw_cmd_onair_digital_path_ctrl(hdw,runFl);
+ default:
+ return -EINVAL;
+ }
+}
+
+
+/* Evaluate whether or not state_pathway_ok can change */
+static int state_eval_pathway_ok(struct pvr2_hdw *hdw)
+{
+ if (hdw->state_pathway_ok) {
+ /* Nothing to do if pathway is already ok */
+ return 0;
+ }
+ if (!hdw->state_pipeline_idle) {
+ /* Not allowed to change anything if pipeline is not idle */
+ return 0;
+ }
+ pvr2_hdw_cmd_modeswitch(hdw,hdw->input_val == PVR2_CVAL_INPUT_DTV);
+ hdw->state_pathway_ok = !0;
+ trace_stbit("state_pathway_ok",hdw->state_pathway_ok);
+ return !0;
}
if (hdw->state_encoder_config) return 0;
if (hdw->state_decoder_run) return 0;
if (hdw->state_usbstream_run) return 0;
+ if (hdw->pathway_state == PVR2_PATHWAY_DIGITAL) {
+ if (!hdw->hdw_desc->flag_digital_requires_cx23416) return 0;
+ } else if (hdw->pathway_state != PVR2_PATHWAY_ANALOG) {
+ return 0;
+ }
+
if (pvr2_upload_firmware2(hdw) < 0) {
hdw->flag_tripped = !0;
trace_stbit("flag_tripped",hdw->flag_tripped);
/* paranoia - solve race if timer just completed */
del_timer_sync(&hdw->encoder_wait_timer);
} else {
- if (!hdw->state_encoder_ok ||
+ if (!hdw->state_pathway_ok ||
+ (hdw->pathway_state != PVR2_PATHWAY_ANALOG) ||
+ !hdw->state_encoder_ok ||
!hdw->state_pipeline_idle ||
hdw->state_pipeline_pause ||
!hdw->state_pipeline_req ||
}
+/* Return true if the encoder should not be running. */
+static int state_check_disable_encoder_run(struct pvr2_hdw *hdw)
+{
+ if (!hdw->state_encoder_ok) {
+ /* Encoder isn't healthy at the moment, so stop it. */
+ return !0;
+ }
+ if (!hdw->state_pathway_ok) {
+ /* Mode is not understood at the moment (i.e. it wants to
+ change), so encoder must be stopped. */
+ return !0;
+ }
+
+ switch (hdw->pathway_state) {
+ case PVR2_PATHWAY_ANALOG:
+ if (!hdw->state_decoder_run) {
+ /* We're in analog mode and the decoder is not
+ running; thus the encoder should be stopped as
+ well. */
+ return !0;
+ }
+ break;
+ case PVR2_PATHWAY_DIGITAL:
+ if (hdw->state_encoder_runok) {
+ /* This is a funny case. We're in digital mode so
+ really the encoder should be stopped. However
+ if it really is running, only kill it after
+ runok has been set. This gives a chance for the
+ onair quirk to function (encoder must run
+ briefly first, at least once, before onair
+ digital streaming can work). */
+ return !0;
+ }
+ break;
+ default:
+ /* Unknown mode; so encoder should be stopped. */
+ return !0;
+ }
+
+ /* If we get here, we haven't found a reason to stop the
+ encoder. */
+ return 0;
+}
+
+
+/* Return true if the encoder should be running. */
+static int state_check_enable_encoder_run(struct pvr2_hdw *hdw)
+{
+ if (!hdw->state_encoder_ok) {
+ /* Don't run the encoder if it isn't healthy... */
+ return 0;
+ }
+ if (!hdw->state_pathway_ok) {
+ /* Don't run the encoder if we don't (yet) know what mode
+ we need to be in... */
+ return 0;
+ }
+
+ switch (hdw->pathway_state) {
+ case PVR2_PATHWAY_ANALOG:
+ if (hdw->state_decoder_run) {
+ /* In analog mode, if the decoder is running, then
+ run the encoder. */
+ return !0;
+ }
+ break;
+ case PVR2_PATHWAY_DIGITAL:
+ if ((hdw->hdw_desc->digital_control_scheme ==
+ PVR2_DIGITAL_SCHEME_ONAIR) &&
+ !hdw->state_encoder_runok) {
+ /* This is a quirk. OnAir hardware won't stream
+ digital until the encoder has been run at least
+ once, for a minimal period of time (empiricially
+ measured to be 1/4 second). So if we're on
+ OnAir hardware and the encoder has never been
+ run at all, then start the encoder. Normal
+ state machine logic in the driver will
+ automatically handle the remaining bits. */
+ return !0;
+ }
+ break;
+ default:
+ /* For completeness (unknown mode; encoder won't run ever) */
+ break;
+ }
+ /* If we get here, then we haven't found any reason to run the
+ encoder, so don't run it. */
+ return 0;
+}
+
+
/* Evaluate whether or not state_encoder_run can change */
static int state_eval_encoder_run(struct pvr2_hdw *hdw)
{
if (hdw->state_encoder_run) {
+ if (!state_check_disable_encoder_run(hdw)) return 0;
if (hdw->state_encoder_ok) {
- if (hdw->state_decoder_run) return 0;
+ del_timer_sync(&hdw->encoder_run_timer);
if (pvr2_encoder_stop(hdw) < 0) return !0;
}
hdw->state_encoder_run = 0;
} else {
- if (!hdw->state_encoder_ok) return 0;
- if (!hdw->state_decoder_run) return 0;
+ if (!state_check_enable_encoder_run(hdw)) return 0;
if (pvr2_encoder_start(hdw) < 0) return !0;
hdw->state_encoder_run = !0;
+ if (!hdw->state_encoder_runok) {
+ hdw->encoder_run_timer.expires =
+ jiffies + (HZ*250/1000);
+ add_timer(&hdw->encoder_run_timer);
+ }
}
trace_stbit("state_encoder_run",hdw->state_encoder_run);
return !0;
}
+/* Timeout function for encoder run timer. */
+static void pvr2_hdw_encoder_run_timeout(unsigned long data)
+{
+ struct pvr2_hdw *hdw = (struct pvr2_hdw *)data;
+ if (!hdw->state_encoder_runok) {
+ hdw->state_encoder_runok = !0;
+ trace_stbit("state_encoder_runok",hdw->state_encoder_runok);
+ hdw->state_stale = !0;
+ queue_work(hdw->workqueue,&hdw->workpoll);
+ }
+}
+
+
/* Evaluate whether or not state_decoder_run can change */
static int state_eval_decoder_run(struct pvr2_hdw *hdw)
{
if (hdw->state_decoder_run) {
if (hdw->state_encoder_ok) {
if (hdw->state_pipeline_req &&
- !hdw->state_pipeline_pause) return 0;
+ !hdw->state_pipeline_pause &&
+ hdw->state_pathway_ok) return 0;
}
if (!hdw->flag_decoder_missed) {
pvr2_decoder_enable(hdw,0);
hopefully further stabilize the encoder. */
return 0;
}
- if (!hdw->state_pipeline_req ||
+ if (!hdw->state_pathway_ok ||
+ (hdw->pathway_state != PVR2_PATHWAY_ANALOG) ||
+ !hdw->state_pipeline_req ||
hdw->state_pipeline_pause ||
!hdw->state_pipeline_config ||
!hdw->state_encoder_config ||
static int state_eval_usbstream_run(struct pvr2_hdw *hdw)
{
if (hdw->state_usbstream_run) {
- if (hdw->state_encoder_ok) {
- if (hdw->state_encoder_run) return 0;
+ int fl = !0;
+ if (hdw->pathway_state == PVR2_PATHWAY_ANALOG) {
+ fl = (hdw->state_encoder_ok &&
+ hdw->state_encoder_run);
+ } else if ((hdw->pathway_state == PVR2_PATHWAY_DIGITAL) &&
+ (hdw->hdw_desc->flag_digital_requires_cx23416)) {
+ fl = hdw->state_encoder_ok;
+ }
+ if (fl &&
+ hdw->state_pipeline_req &&
+ !hdw->state_pipeline_pause &&
+ hdw->state_pathway_ok) {
+ return 0;
}
pvr2_hdw_cmd_usbstream(hdw,0);
hdw->state_usbstream_run = 0;
} else {
- if (!hdw->state_encoder_ok ||
- !hdw->state_encoder_run ||
- !hdw->state_pipeline_req ||
- hdw->state_pipeline_pause) return 0;
+ if (!hdw->state_pipeline_req ||
+ hdw->state_pipeline_pause ||
+ !hdw->state_pathway_ok) return 0;
+ if (hdw->pathway_state == PVR2_PATHWAY_ANALOG) {
+ if (!hdw->state_encoder_ok ||
+ !hdw->state_encoder_run) return 0;
+ } else if ((hdw->pathway_state == PVR2_PATHWAY_DIGITAL) &&
+ (hdw->hdw_desc->flag_digital_requires_cx23416)) {
+ if (!hdw->state_encoder_ok) return 0;
+ if (hdw->state_encoder_run) return 0;
+ if (hdw->hdw_desc->digital_control_scheme ==
+ PVR2_DIGITAL_SCHEME_ONAIR) {
+ /* OnAir digital receivers won't stream
+ unless the analog encoder has run first.
+ Why? I have no idea. But don't even
+ try until we know the analog side is
+ known to have run. */
+ if (!hdw->state_encoder_runok) return 0;
+ }
+ }
if (pvr2_hdw_cmd_usbstream(hdw,!0) < 0) return 0;
hdw->state_usbstream_run = !0;
}
typedef int (*state_eval_func)(struct pvr2_hdw *);
/* Set of functions to be run to evaluate various states in the driver. */
-const static state_eval_func eval_funcs[] = {
+static const state_eval_func eval_funcs[] = {
+ state_eval_pathway_ok,
state_eval_pipeline_config,
state_eval_encoder_ok,
state_eval_encoder_config,
}
+static const char *pvr2_pathway_state_name(int id)
+{
+ switch (id) {
+ case PVR2_PATHWAY_ANALOG: return "analog";
+ case PVR2_PATHWAY_DIGITAL: return "digital";
+ default: return "unknown";
+ }
+}
+
+
static unsigned int pvr2_hdw_report_unlocked(struct pvr2_hdw *hdw,int which,
char *buf,unsigned int acnt)
{
case 0:
return scnprintf(
buf,acnt,
- "driver:%s%s%s%s%s",
+ "driver:%s%s%s%s%s <mode=%s>",
(hdw->flag_ok ? " <ok>" : " <fail>"),
(hdw->flag_init_ok ? " <init>" : " <uninitialized>"),
(hdw->flag_disconnected ? " <disconnected>" :
" <connected>"),
(hdw->flag_tripped ? " <tripped>" : ""),
- (hdw->flag_decoder_missed ? " <no decoder>" : ""));
+ (hdw->flag_decoder_missed ? " <no decoder>" : ""),
+ pvr2_pathway_state_name(hdw->pathway_state));
+
case 1:
return scnprintf(
buf,acnt,
case 2:
return scnprintf(
buf,acnt,
- "worker:%s%s%s%s%s%s",
+ "worker:%s%s%s%s%s%s%s",
(hdw->state_decoder_run ?
" <decode:run>" :
(hdw->state_decoder_quiescent ?
(hdw->state_encoder_ok ?
"" : " <encode:init>"),
(hdw->state_encoder_run ?
- " <encode:run>" : " <encode:stop>"),
+ (hdw->state_encoder_runok ?
+ " <encode:run>" :
+ " <encode:firstrun>") :
+ (hdw->state_encoder_runok ?
+ " <encode:stop>" :
+ " <encode:virgin>")),
(hdw->state_encoder_config ?
" <encode:configok>" :
(hdw->state_encoder_waitok ?
- "" : " <encode:wait>")),
+ "" : " <encode:waitok>")),
(hdw->state_usbstream_run ?
- " <usb:run>" : " <usb:stop>"));
- break;
+ " <usb:run>" : " <usb:stop>"),
+ (hdw->state_pathway_ok ?
+ " <pathway:ok>" : ""));
case 3:
return scnprintf(
buf,acnt,
"state: %s",
pvr2_get_state_name(hdw->master_state));
- break;
+ case 4: {
+ struct pvr2_stream_stats stats;
+ if (!hdw->vid_stream) break;
+ pvr2_stream_get_stats(hdw->vid_stream,
+ &stats,
+ 0);
+ return scnprintf(
+ buf,acnt,
+ "Bytes streamed=%u"
+ " URBs: queued=%u idle=%u ready=%u"
+ " processed=%u failed=%u",
+ stats.bytes_processed,
+ stats.buffers_in_queue,
+ stats.buffers_in_idle,
+ stats.buffers_in_ready,
+ stats.buffers_processed,
+ stats.buffers_failed);
+ }
default: break;
}
return 0;
unsigned int st;
int state_updated = 0;
int callback_flag = 0;
+ int analog_mode;
pvr2_trace(PVR2_TRACE_STBITS,
"Drive state check START");
/* Process all state and get back over disposition */
state_updated = pvr2_hdw_state_update(hdw);
+ analog_mode = (hdw->pathway_state != PVR2_PATHWAY_DIGITAL);
+
/* Update master state based upon all other states. */
if (!hdw->flag_ok) {
st = PVR2_STATE_DEAD;
} else if (hdw->fw1_state != FW1_STATE_OK) {
st = PVR2_STATE_COLD;
- } else if (!hdw->state_encoder_ok) {
+ } else if ((analog_mode ||
+ hdw->hdw_desc->flag_digital_requires_cx23416) &&
+ !hdw->state_encoder_ok) {
st = PVR2_STATE_WARM;
- } else if (hdw->flag_tripped || hdw->flag_decoder_missed) {
+ } else if (hdw->flag_tripped ||
+ (analog_mode && hdw->flag_decoder_missed)) {
st = PVR2_STATE_ERROR;
- } else if (hdw->state_encoder_run &&
- hdw->state_decoder_run &&
- hdw->state_usbstream_run) {
+ } else if (hdw->state_usbstream_run &&
+ (!analog_mode ||
+ (hdw->state_encoder_run && hdw->state_decoder_run))) {
st = PVR2_STATE_RUN;
} else {
st = PVR2_STATE_READY;
"Device state change from %s to %s",
pvr2_get_state_name(hdw->master_state),
pvr2_get_state_name(st));
+ pvr2_led_ctrl(hdw,st == PVR2_STATE_RUN);
hdw->master_state = st;
state_updated = !0;
callback_flag = !0;
}
-void pvr2_hdw_get_debug_info_unlocked(const struct pvr2_hdw *hdw,
- struct pvr2_hdw_debug_info *ptr)
-{
- ptr->big_lock_held = hdw->big_lock_held;
- ptr->ctl_lock_held = hdw->ctl_lock_held;
- ptr->flag_disconnected = hdw->flag_disconnected;
- ptr->flag_init_ok = hdw->flag_init_ok;
- ptr->flag_ok = hdw->flag_ok;
- ptr->fw1_state = hdw->fw1_state;
- ptr->flag_decoder_missed = hdw->flag_decoder_missed;
- ptr->flag_tripped = hdw->flag_tripped;
- ptr->state_encoder_ok = hdw->state_encoder_ok;
- ptr->state_encoder_run = hdw->state_encoder_run;
- ptr->state_decoder_run = hdw->state_decoder_run;
- ptr->state_usbstream_run = hdw->state_usbstream_run;
- ptr->state_decoder_quiescent = hdw->state_decoder_quiescent;
- ptr->state_pipeline_config = hdw->state_pipeline_config;
- ptr->state_pipeline_req = hdw->state_pipeline_req;
- ptr->state_pipeline_pause = hdw->state_pipeline_pause;
- ptr->state_pipeline_idle = hdw->state_pipeline_idle;
- ptr->cmd_debug_state = hdw->cmd_debug_state;
- ptr->cmd_code = hdw->cmd_debug_code;
- ptr->cmd_debug_write_len = hdw->cmd_debug_write_len;
- ptr->cmd_debug_read_len = hdw->cmd_debug_read_len;
- ptr->cmd_debug_timeout = hdw->ctl_timeout_flag;
- ptr->cmd_debug_write_pend = hdw->ctl_write_pend_flag;
- ptr->cmd_debug_read_pend = hdw->ctl_read_pend_flag;
- ptr->cmd_debug_rstatus = hdw->ctl_read_urb->status;
- ptr->cmd_debug_wstatus = hdw->ctl_read_urb->status;
-}
-
-
-void pvr2_hdw_get_debug_info_locked(struct pvr2_hdw *hdw,
- struct pvr2_hdw_debug_info *ptr)
-{
- LOCK_TAKE(hdw->ctl_lock); do {
- pvr2_hdw_get_debug_info_unlocked(hdw,ptr);
- } while(0); LOCK_GIVE(hdw->ctl_lock);
-}
-
-
int pvr2_hdw_gpio_get_dir(struct pvr2_hdw *hdw,u32 *dp)
{
return pvr2_read_register(hdw,PVR2_GPIO_DIR,dp);
}
+unsigned int pvr2_hdw_get_input_available(struct pvr2_hdw *hdw)
+{
+ return hdw->input_avail_mask;
+}
+
+
/* Find I2C address of eeprom */
static int pvr2_hdw_get_eeprom_addr(struct pvr2_hdw *hdw)
{
projects / platform / kernel / linux-starfive.git / blobdiff