* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
- *
+ *
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- *
+ *
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
* Or, point your browser to http://www.gnu.org/copyleft/gpl.html
- *
+ *
*
* the project's page is at http://www.linuxtv.org/dvb/
*/
/* those lines are for budget-patch to be tried
** on a true budget card and observe the
** behaviour of VSYNC generated by rps1.
-** this code was shamelessly copy/pasted from budget.c
+** this code was shamelessly copy/pasted from budget.c
*/
static void gpio_Set22K (struct budget *budget, int state)
{
static int SendDiSEqCMsg (struct budget *budget, int len, u8 *msg, unsigned long burst)
{
- struct saa7146_dev *dev=budget->dev;
+ struct saa7146_dev *dev=budget->dev;
int i;
- dprintk(2, "budget: %p\n", budget);
+ dprintk(2, "budget: %p\n", budget);
saa7146_setgpio(dev, 3, SAA7146_GPIO_OUTLO);
mdelay(16);
return 0;
}
-/* shamelessly copy/pasted from budget.c
+/* shamelessly copy/pasted from budget.c
*/
static int budget_set_tone(struct dvb_frontend* fe, fe_sec_tone_mode_t tone)
{
SendDiSEqCMsg (budget, cmd->msg_len, cmd->msg, 0);
- return 0;
+ return 0;
}
static int budget_diseqc_send_burst(struct dvb_frontend* fe, fe_sec_mini_cmd_t minicmd)
{
ttpci_budget_debiwrite(budget, DEBINOSWAP, COMMAND + 2*i, 2, (u32) buf[i], 0,0);
msleep(5);
- }
+ }
if (length)
ttpci_budget_debiwrite(budget, DEBINOSWAP, COMMAND + 2, 2, (u32) buf[1], 0,0);
else
ttpci_budget_debiwrite(budget, DEBINOSWAP, COMMAND + 2, 2, 0, 0,0);
- msleep(5);
+ msleep(5);
ttpci_budget_debiwrite(budget, DEBINOSWAP, COMMAND, 2, (u32) buf[0], 0,0);
msleep(5);
return 0;
}
-
static void av7110_set22k(struct budget_patch *budget, int state)
{
u16 buf[2] = {( COMTYPE_AUDIODAC << 8) | (state ? ON22K : OFF22K), 0};
-
+
dprintk(2, "budget: %p\n", budget);
budget_av7110_send_fw_cmd(budget, buf, 2);
}
-
static int av7110_send_diseqc_msg(struct budget_patch *budget, int len, u8 *msg, int burst)
{
int i;
buf[3]=burst ? 0x01 : 0x00;
else
buf[3]=0xffff;
-
+
for (i=0; i<len; i++)
buf[i+4]=msg[i];
struct budget_patch* budget = (struct budget_patch*) fe->dvb->priv;
switch (tone) {
- case SEC_TONE_ON:
- av7110_set22k (budget, 1);
- break;
- case SEC_TONE_OFF:
- av7110_set22k (budget, 0);
- break;
- default:
- return -EINVAL;
- }
+ case SEC_TONE_ON:
+ av7110_set22k (budget, 1);
+ break;
+
+ case SEC_TONE_OFF:
+ av7110_set22k (budget, 0);
+ break;
+
+ default:
+ return -EINVAL;
+ }
return 0;
}
static int budget_patch_diseqc_send_master_cmd(struct dvb_frontend* fe, struct dvb_diseqc_master_cmd* cmd)
- {
+{
struct budget_patch* budget = (struct budget_patch*) fe->dvb->priv;
- av7110_send_diseqc_msg (budget, cmd->msg_len, cmd->msg, 0);
+ av7110_send_diseqc_msg (budget, cmd->msg_len, cmd->msg, 0);
return 0;
- }
+}
static int budget_patch_diseqc_send_burst(struct dvb_frontend* fe, fe_sec_mini_cmd_t minicmd)
{
av7110_send_diseqc_msg (budget, 0, NULL, minicmd);
return 0;
- }
+}
static int alps_bsrv2_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
{
stv0299_writereg (fe, 0x20, (ratio >> 8) & 0xff);
stv0299_writereg (fe, 0x21, (ratio ) & 0xf0);
- return 0;
+ return 0;
}
static int alps_bsru6_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
return 0;
}
-struct tda8083_config grundig_29504_451_config = {
+static struct tda8083_config grundig_29504_451_config = {
.demod_address = 0x68,
.pll_set = grundig_29504_451_pll_set,
};
budget->dev->pci->subsystem_vendor,
budget->dev->pci->subsystem_device);
} else {
- if (dvb_register_frontend(budget->dvb_adapter, budget->dvb_frontend)) {
+ if (dvb_register_frontend(&budget->dvb_adapter, budget->dvb_frontend)) {
printk("budget-av: Frontend registration failed!\n");
if (budget->dvb_frontend->ops->release)
budget->dvb_frontend->ops->release(budget->dvb_frontend);
saa7146_write(dev, CLIP_FORMAT_CTRL, 0); // r78
// Set HPS prescaler for port B input
saa7146_write(dev, HPS_CTRL, (1<<30) | (0<<29) | (1<<28) | (0<<12) );
- saa7146_write(dev, MC2,
+ saa7146_write(dev, MC2,
0 * (MASK_08 | MASK_24) | // BRS control
0 * (MASK_09 | MASK_25) | // a
0 * (MASK_10 | MASK_26) | // b
// RPS1 timeout disable
saa7146_write(dev, RPS_TOV1, 0);
- // code for autodetection
+ // code for autodetection
// will wait for VBI_B event (vertical blank at port B)
// and will reset GPIO3 after VBI_B is detected.
// (GPIO3 should be raised high by CPU to
- // test if GPIO3 will generate vertical blank signal
+ // test if GPIO3 will generate vertical blank signal
// in budget patch GPIO3 is connected to VSYNC_B
count = 0;
#if 0
- WRITE_RPS1(cpu_to_le32(CMD_UPLOAD |
+ WRITE_RPS1(cpu_to_le32(CMD_UPLOAD |
MASK_10 | MASK_09 | MASK_08 | MASK_06 | MASK_05 | MASK_04 | MASK_03 | MASK_02 ));
#endif
WRITE_RPS1(cpu_to_le32(CMD_PAUSE | EVT_VBI_B));
saa7146_setgpio(dev, 3, SAA7146_GPIO_OUTHI);
mdelay(150);
-
+
if( (saa7146_read(dev, GPIO_CTRL) & 0x10000000) == 0)
detected = 1;
if(detected == 0)
printk("budget-patch not detected or saa7146 in non-default state.\n"
"try enabling ressetting of 7146 with MASK_31 in MC1 register\n");
-
+
else
printk("BUDGET-PATCH DETECTED.\n");
/* OLD (Original design by Roberto Deza):
-** This code will setup the SAA7146_RPS1 to generate a square
-** wave on GPIO3, changing when a field (TS_HEIGHT/2 "lines" of
-** TS_WIDTH packets) has been acquired on SAA7146_D1B video port;
-** then, this GPIO3 output which is connected to the D1B_VSYNC
-** input, will trigger the acquisition of the alternate field
+** This code will setup the SAA7146_RPS1 to generate a square
+** wave on GPIO3, changing when a field (TS_HEIGHT/2 "lines" of
+** TS_WIDTH packets) has been acquired on SAA7146_D1B video port;
+** then, this GPIO3 output which is connected to the D1B_VSYNC
+** input, will trigger the acquisition of the alternate field
** and so on.
-** Currently, the TT_budget / WinTV_Nova cards have two ICs
-** (74HCT4040, LVC74) for the generation of this VSYNC signal,
+** Currently, the TT_budget / WinTV_Nova cards have two ICs
+** (74HCT4040, LVC74) for the generation of this VSYNC signal,
** which seems that can be done perfectly without this :-)).
-*/
+*/
/* New design (By Emard)
** this rps1 code will copy internal HS event to GPIO3 pin.
** GPIO3 is in budget-patch hardware connectd to port B VSYNC
** HS is an internal event of 7146, accessible with RPS
-** and temporarily raised high every n lines
+** and temporarily raised high every n lines
** (n in defined in the RPS_THRESH1 counter threshold)
** I think HS is raised high on the beginning of the n-th line
** and remains high until this n-th line that triggered
** it is completely received. When the receiption of n-th line
** ends, HS is lowered.
-** To transmit data over DMA, 7146 needs changing state at
-** port B VSYNC pin. Any changing of port B VSYNC will
+** To transmit data over DMA, 7146 needs changing state at
+** port B VSYNC pin. Any changing of port B VSYNC will
** cause some DMA data transfer, with more or less packets loss.
-** It depends on the phase and frequency of VSYNC and
+** It depends on the phase and frequency of VSYNC and
** the way of 7146 is instructed to trigger on port B (defined
** in DD1_INIT register, 3rd nibble from the right valid
** numbers are 0-7, see datasheet)
**
-** The correct triggering can minimize packet loss,
+** The correct triggering can minimize packet loss,
** dvbtraffic should give this stable bandwidths:
** 22k transponder = 33814 kbit/s
** 27.5k transponder = 38045 kbit/s
-** by experiment it is found that the best results
-** (stable bandwidths and almost no packet loss)
-** are obtained using DD1_INIT triggering number 2
-** (Va at rising edge of VS Fa = HS x VS-failing forced toggle)
+** by experiment it is found that the best results
+** (stable bandwidths and almost no packet loss)
+** are obtained using DD1_INIT triggering number 2
+** (Va at rising edge of VS Fa = HS x VS-failing forced toggle)
** and a VSYNC phase that occurs in the middle of DMA transfer
** (about byte 188*512=96256 in the DMA window).
**
** increment. That's how the 7146 is programmed to do event
** counting in this budget-patch.c
** I *think* HPS setting has something to do with the phase
-** of HS but I cant be 100% sure in that.
+** of HS but I cant be 100% sure in that.
** hardware debug note: a working budget card (including budget patch)
** with vpeirq() interrupt setup in mode "0x90" (every 64K) will
** generate 3 interrupts per 25-Hz DMA frame of 2*188*512 bytes
** and that means 3*25=75 Hz of interrupt freqency, as seen by
-** watch cat /proc/interrupts
+** watch cat /proc/interrupts
**
** If this frequency is 3x lower (and data received in the DMA
** buffer don't start with 0x47, but in the middle of packets,
** whose lengths appear to be like 188 292 188 104 etc.
-** this means VSYNC line is not connected in the hardware.
+** this means VSYNC line is not connected in the hardware.
** (check soldering pcb and pins)
-** The same behaviour of missing VSYNC can be duplicated on budget
+** The same behaviour of missing VSYNC can be duplicated on budget
** cards, by seting DD1_INIT trigger mode 7 in 3rd nibble.
*/
// low 16 bits are set to TS_WIDTH bytes (TS_WIDTH=2*188
//,then RPS_THRESH1
// should be set to trigger every TS_HEIGHT (512) lines.
- //
+ //
saa7146_write(dev, RPS_THRESH1, (TS_HEIGHT*1) | MASK_12 );
-
+
// saa7146_write(dev, RPS_THRESH0, ((TS_HEIGHT/2)<<16) |MASK_28| (TS_HEIGHT/2) |MASK_12 );
// Enable RPS1 (rFC p33)
saa7146_write(dev, MC1, (MASK_13 | MASK_29));
-
+
if (!(budget = kmalloc (sizeof(struct budget_patch), GFP_KERNEL)))
return -ENOMEM;
dev->ext_priv = budget;
- budget->dvb_adapter->priv = budget;
+ budget->dvb_adapter.priv = budget;
frontend_init(budget);
return 0;
}
-
static int budget_patch_detach (struct saa7146_dev* dev)
{
struct budget_patch *budget = (struct budget_patch*) dev->ext_priv;
return err;
}
-
-static int __init budget_patch_init(void)
+static int __init budget_patch_init(void)
{
return saa7146_register_extension(&budget_extension);
}
static void __exit budget_patch_exit(void)
{
- saa7146_unregister_extension(&budget_extension);
+ saa7146_unregister_extension(&budget_extension);
}
-
static struct saa7146_extension budget_extension = {
.name = "budget_patch dvb\0",
.flags = 0,
-
+
.module = THIS_MODULE,
.pci_tbl = pci_tbl,
.attach = budget_patch_attach,
.irq_func = ttpci_budget_irq10_handler,
};
-
module_init(budget_patch_init);
module_exit(budget_patch_exit);
MODULE_AUTHOR("Emard, Roberto Deza, Holger Waechtler, Michael Hunold, others");
MODULE_DESCRIPTION("Driver for full TS modified DVB-S SAA7146+AV7110 "
"based so-called Budget Patch cards");
-
git://git.onelab.eu / linux-2.6.git / blobdiff