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-rw-r--r--drivers/media/pci/bt8xx/bttv-cards.c129
-rw-r--r--drivers/media/pci/bt8xx/bttv-driver.c15
-rw-r--r--drivers/media/pci/bt8xx/bttv-gpio.c2
-rw-r--r--drivers/media/pci/bt8xx/bttv-input.c1
-rw-r--r--drivers/media/pci/bt8xx/bttv.h2
-rw-r--r--drivers/media/pci/bt8xx/dst.c20
6 files changed, 150 insertions, 19 deletions
diff --git a/drivers/media/pci/bt8xx/bttv-cards.c b/drivers/media/pci/bt8xx/bttv-cards.c
index d85cb0ace4d..d8ec583c154 100644
--- a/drivers/media/pci/bt8xx/bttv-cards.c
+++ b/drivers/media/pci/bt8xx/bttv-cards.c
@@ -52,6 +52,7 @@ static void osprey_eeprom(struct bttv *btv, const u8 ee[256]);
static void modtec_eeprom(struct bttv *btv);
static void init_PXC200(struct bttv *btv);
static void init_RTV24(struct bttv *btv);
+static void init_PCI8604PW(struct bttv *btv);
static void rv605_muxsel(struct bttv *btv, unsigned int input);
static void eagle_muxsel(struct bttv *btv, unsigned int input);
@@ -2426,7 +2427,7 @@ struct tvcard bttv_tvcards[] = {
},
/* ---- card 0x87---------------------------------- */
[BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE] = {
- /* Michael Krufky <mkrufky@m1k.net> */
+ /* Michael Krufky <mkrufky@linuxtv.org> */
.name = "DViCO FusionHDTV 5 Lite",
.tuner_type = TUNER_LG_TDVS_H06XF, /* TDVS-H064F */
.tuner_addr = ADDR_UNSET,
@@ -2855,7 +2856,38 @@ struct tvcard bttv_tvcards[] = {
.tuner_type = TUNER_ABSENT,
.tuner_addr = ADDR_UNSET,
},
-
+ [BTTV_BOARD_KWORLD_VSTREAM_XPERT] = {
+ /* Pojar George <geoubuntu@gmail.com> */
+ .name = "Kworld V-Stream Xpert TV PVR878",
+ .video_inputs = 3,
+ /* .audio_inputs= 1, */
+ .svhs = 2,
+ .gpiomask = 0x001c0007,
+ .muxsel = MUXSEL(2, 3, 1, 1),
+ .gpiomux = { 0, 1, 2, 2 },
+ .gpiomute = 3,
+ .pll = PLL_28,
+ .tuner_type = TUNER_TENA_9533_DI,
+ .tuner_addr = ADDR_UNSET,
+ .has_remote = 1,
+ .has_radio = 1,
+ },
+ /* ---- card 0xa6---------------------------------- */
+ [BTTV_BOARD_PCI_8604PW] = {
+ /* PCI-8604PW with special unlock sequence */
+ .name = "PCI-8604PW",
+ .video_inputs = 2,
+ /* .audio_inputs= 0, */
+ .svhs = NO_SVHS,
+ /* The second input is available on CN4, if populated.
+ * The other 5x2 header (CN2?) connects to the same inputs
+ * as the on-board BNCs */
+ .muxsel = MUXSEL(2, 3),
+ .tuner_type = TUNER_ABSENT,
+ .no_msp34xx = 1,
+ .no_tda7432 = 1,
+ .pll = PLL_35,
+ },
};
static const unsigned int bttv_num_tvcards = ARRAY_SIZE(bttv_tvcards);
@@ -3290,6 +3322,9 @@ void bttv_init_card1(struct bttv *btv)
case BTTV_BOARD_ADLINK_RTV24:
init_RTV24( btv );
break;
+ case BTTV_BOARD_PCI_8604PW:
+ init_PCI8604PW(btv);
+ break;
}
if (!bttv_tvcards[btv->c.type].has_dvb)
@@ -4170,6 +4205,96 @@ init_RTV24 (struct bttv *btv)
/* ----------------------------------------------------------------------- */
+/*
+ * The PCI-8604PW contains a CPLD, probably an ispMACH 4A, that filters
+ * the PCI REQ signals comming from the four BT878 chips. After power
+ * up, the CPLD does not forward requests to the bus, which prevents
+ * the BT878 from fetching RISC instructions from memory. While the
+ * CPLD is connected to most of the GPIOs of PCI device 0xD, only
+ * five appear to play a role in unlocking the REQ signal. The following
+ * sequence has been determined by trial and error without access to the
+ * original driver.
+ *
+ * Eight GPIOs of device 0xC are provided on connector CN4 (4 in, 4 out).
+ * Devices 0xE and 0xF do not appear to have anything connected to their
+ * GPIOs.
+ *
+ * The correct GPIO_OUT_EN value might have some more bits set. It should
+ * be possible to derive it from a boundary scan of the CPLD. Its JTAG
+ * pins are routed to test points.
+ *
+ */
+/* ----------------------------------------------------------------------- */
+static void
+init_PCI8604PW(struct bttv *btv)
+{
+ int state;
+
+ if ((PCI_SLOT(btv->c.pci->devfn) & ~3) != 0xC) {
+ pr_warn("This is not a PCI-8604PW\n");
+ return;
+ }
+
+ if (PCI_SLOT(btv->c.pci->devfn) != 0xD)
+ return;
+
+ btwrite(0x080002, BT848_GPIO_OUT_EN);
+
+ state = (btread(BT848_GPIO_DATA) >> 21) & 7;
+
+ for (;;) {
+ switch (state) {
+ case 1:
+ case 5:
+ case 6:
+ case 4:
+ pr_debug("PCI-8604PW in state %i, toggling pin\n",
+ state);
+ btwrite(0x080000, BT848_GPIO_DATA);
+ msleep(1);
+ btwrite(0x000000, BT848_GPIO_DATA);
+ msleep(1);
+ break;
+ case 7:
+ pr_info("PCI-8604PW unlocked\n");
+ return;
+ case 0:
+ /* FIXME: If we are in state 7 and toggle GPIO[19] one
+ more time, the CPLD goes into state 0, where PCI bus
+ mastering is inhibited again. We have not managed to
+ get out of that state. */
+
+ pr_err("PCI-8604PW locked until reset\n");
+ return;
+ default:
+ pr_err("PCI-8604PW in unknown state %i\n", state);
+ return;
+ }
+
+ state = (state << 4) | ((btread(BT848_GPIO_DATA) >> 21) & 7);
+
+ switch (state) {
+ case 0x15:
+ case 0x56:
+ case 0x64:
+ case 0x47:
+ /* The transition from state 7 to state 0 is, as explained
+ above, valid but undesired and with this code impossible
+ as we exit as soon as we are in state 7.
+ case 0x70: */
+ break;
+ default:
+ pr_err("PCI-8604PW invalid transition %i -> %i\n",
+ state >> 4, state & 7);
+ return;
+ }
+ state &= 7;
+ }
+}
+
+
+
+/* ----------------------------------------------------------------------- */
/* Miro Pro radio stuff -- the tea5757 is connected to some GPIO ports */
/*
* Copyright (c) 1999 Csaba Halasz <qgehali@uni-miskolc.hu>
diff --git a/drivers/media/pci/bt8xx/bttv-driver.c b/drivers/media/pci/bt8xx/bttv-driver.c
index a3b1ee9c00d..da780f42b12 100644
--- a/drivers/media/pci/bt8xx/bttv-driver.c
+++ b/drivers/media/pci/bt8xx/bttv-driver.c
@@ -1126,9 +1126,9 @@ bttv_crop_calc_limits(struct bttv_crop *c)
c->min_scaled_height = 32;
} else {
c->min_scaled_width =
- (max(48, c->rect.width >> 4) + 3) & ~3;
+ (max_t(unsigned int, 48, c->rect.width >> 4) + 3) & ~3;
c->min_scaled_height =
- max(32, c->rect.height >> 4);
+ max_t(unsigned int, 32, c->rect.height >> 4);
}
c->max_scaled_width = c->rect.width & ~3;
@@ -1182,7 +1182,7 @@ set_tvnorm(struct bttv *btv, unsigned int norm)
break;
}
id = tvnorm->v4l2_id;
- bttv_call_all(btv, core, s_std, id);
+ bttv_call_all(btv, video, s_std, id);
return 0;
}
@@ -2024,7 +2024,7 @@ limit_scaled_size_lock (struct bttv_fh * fh,
/* We cannot scale up. When the scaled image is larger
than crop.rect we adjust the crop.rect as required
by the V4L2 spec, hence cropcap.bounds are our limit. */
- max_width = min(b->width, (__s32) MAX_HACTIVE);
+ max_width = min_t(unsigned int, b->width, MAX_HACTIVE);
max_height = b->height;
/* We cannot capture the same line as video and VBI data.
@@ -3266,7 +3266,9 @@ static ssize_t radio_read(struct file *file, char __user *data,
struct bttv_fh *fh = file->private_data;
struct bttv *btv = fh->btv;
struct saa6588_command cmd;
- cmd.block_count = count/3;
+
+ cmd.block_count = count / 3;
+ cmd.nonblocking = file->f_flags & O_NONBLOCK;
cmd.buffer = data;
cmd.instance = file;
cmd.result = -ENODEV;
@@ -4182,7 +4184,8 @@ static int bttv_probe(struct pci_dev *dev, const struct pci_device_id *pci_id)
}
btv->std = V4L2_STD_PAL;
init_irqreg(btv);
- v4l2_ctrl_handler_setup(hdl);
+ if (!bttv_tvcards[btv->c.type].no_video)
+ v4l2_ctrl_handler_setup(hdl);
if (hdl->error) {
result = hdl->error;
goto fail2;
diff --git a/drivers/media/pci/bt8xx/bttv-gpio.c b/drivers/media/pci/bt8xx/bttv-gpio.c
index 922e8233fd0..3f364b7062b 100644
--- a/drivers/media/pci/bt8xx/bttv-gpio.c
+++ b/drivers/media/pci/bt8xx/bttv-gpio.c
@@ -98,7 +98,7 @@ int bttv_sub_add_device(struct bttv_core *core, char *name)
err = device_register(&sub->dev);
if (0 != err) {
- kfree(sub);
+ put_device(&sub->dev);
return err;
}
pr_info("%d: add subdevice \"%s\"\n", core->nr, dev_name(&sub->dev));
diff --git a/drivers/media/pci/bt8xx/bttv-input.c b/drivers/media/pci/bt8xx/bttv-input.c
index f36821367d8..5930bce1665 100644
--- a/drivers/media/pci/bt8xx/bttv-input.c
+++ b/drivers/media/pci/bt8xx/bttv-input.c
@@ -483,6 +483,7 @@ int bttv_input_init(struct bttv *btv)
case BTTV_BOARD_ASKEY_CPH03X:
case BTTV_BOARD_CONCEPTRONIC_CTVFMI2:
case BTTV_BOARD_CONTVFMI:
+ case BTTV_BOARD_KWORLD_VSTREAM_XPERT:
ir_codes = RC_MAP_PIXELVIEW;
ir->mask_keycode = 0x001F00;
ir->mask_keyup = 0x006000;
diff --git a/drivers/media/pci/bt8xx/bttv.h b/drivers/media/pci/bt8xx/bttv.h
index df578efe03c..f0812624466 100644
--- a/drivers/media/pci/bt8xx/bttv.h
+++ b/drivers/media/pci/bt8xx/bttv.h
@@ -188,6 +188,8 @@
#define BTTV_BOARD_ADLINK_MPG24 0xa2
#define BTTV_BOARD_BT848_CAP_14 0xa3
#define BTTV_BOARD_CYBERVISION_CV06 0xa4
+#define BTTV_BOARD_KWORLD_VSTREAM_XPERT 0xa5
+#define BTTV_BOARD_PCI_8604PW 0xa6
/* more card-specific defines */
#define PT2254_L_CHANNEL 0x10
diff --git a/drivers/media/pci/bt8xx/dst.c b/drivers/media/pci/bt8xx/dst.c
index 430b3eb1181..f2261dfe5d1 100644
--- a/drivers/media/pci/bt8xx/dst.c
+++ b/drivers/media/pci/bt8xx/dst.c
@@ -1544,7 +1544,7 @@ static int dst_send_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t minicmd)
}
-static int dst_init(struct dvb_frontend *fe)
+static int bt8xx_dst_init(struct dvb_frontend *fe)
{
struct dst_state *state = fe->demodulator_priv;
@@ -1707,7 +1707,7 @@ static int dst_get_frontend(struct dvb_frontend *fe)
return 0;
}
-static void dst_release(struct dvb_frontend *fe)
+static void bt8xx_dst_release(struct dvb_frontend *fe)
{
struct dst_state *state = fe->demodulator_priv;
if (state->dst_ca) {
@@ -1776,8 +1776,8 @@ static struct dvb_frontend_ops dst_dvbt_ops = {
FE_CAN_GUARD_INTERVAL_AUTO
},
- .release = dst_release,
- .init = dst_init,
+ .release = bt8xx_dst_release,
+ .init = bt8xx_dst_init,
.tune = dst_tune_frontend,
.set_frontend = dst_set_frontend,
.get_frontend = dst_get_frontend,
@@ -1801,8 +1801,8 @@ static struct dvb_frontend_ops dst_dvbs_ops = {
.caps = FE_CAN_FEC_AUTO | FE_CAN_QPSK
},
- .release = dst_release,
- .init = dst_init,
+ .release = bt8xx_dst_release,
+ .init = bt8xx_dst_init,
.tune = dst_tune_frontend,
.set_frontend = dst_set_frontend,
.get_frontend = dst_get_frontend,
@@ -1834,8 +1834,8 @@ static struct dvb_frontend_ops dst_dvbc_ops = {
FE_CAN_QAM_256
},
- .release = dst_release,
- .init = dst_init,
+ .release = bt8xx_dst_release,
+ .init = bt8xx_dst_init,
.tune = dst_tune_frontend,
.set_frontend = dst_set_frontend,
.get_frontend = dst_get_frontend,
@@ -1857,8 +1857,8 @@ static struct dvb_frontend_ops dst_atsc_ops = {
.caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB
},
- .release = dst_release,
- .init = dst_init,
+ .release = bt8xx_dst_release,
+ .init = bt8xx_dst_init,
.tune = dst_tune_frontend,
.set_frontend = dst_set_frontend,
.get_frontend = dst_get_frontend,
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-14 01:52:43 +0000