484 lines
15 KiB
C
484 lines
15 KiB
C
/*
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* budget-patch.c: driver for Budget Patch,
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* hardware modification of DVB-S cards enabling full TS
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*
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* Written by Emard <emard@softhome.net>
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*
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* Original idea by Roberto Deza <rdeza@unav.es>
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*
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* Special thanks to Holger Waechtler, Michael Hunold, Marian Durkovic
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* and Metzlerbros
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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* Or, point your browser to http://www.gnu.org/copyleft/gpl.html
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*
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*
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* the project's page is at http://www.linuxtv.org/dvb/
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*/
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#include "av7110.h"
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#include "av7110_hw.h"
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#include "budget.h"
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#include "stv0299.h"
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#include "ves1x93.h"
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#include "tda8083.h"
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#define budget_patch budget
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static struct saa7146_extension budget_extension;
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MAKE_BUDGET_INFO(fs_1_3,"Siemens/Technotrend/Hauppauge PCI rev1.3+Budget_Patch", BUDGET_PATCH);
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static struct pci_device_id pci_tbl[] = {
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MAKE_EXTENSION_PCI(fs_1_3,0x13c2, 0x0000),
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{
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.vendor = 0,
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}
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};
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static int budget_wdebi(struct budget_patch *budget, u32 config, int addr, u32 val, int count)
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{
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struct saa7146_dev *dev=budget->dev;
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dprintk(2, "budget: %p\n", budget);
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if (count <= 0 || count > 4)
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return -1;
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saa7146_write(dev, DEBI_CONFIG, config);
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saa7146_write(dev, DEBI_AD, val );
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saa7146_write(dev, DEBI_COMMAND, (count << 17) | (addr & 0xffff));
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saa7146_write(dev, MC2, (2 << 16) | 2);
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mdelay(5);
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return 0;
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}
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static int budget_av7110_send_fw_cmd(struct budget_patch *budget, u16* buf, int length)
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{
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int i;
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dprintk(2, "budget: %p\n", budget);
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for (i = 2; i < length; i++)
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budget_wdebi(budget, DEBINOSWAP, COMMAND + 2*i, (u32) buf[i], 2);
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if (length)
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budget_wdebi(budget, DEBINOSWAP, COMMAND + 2, (u32) buf[1], 2);
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else
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budget_wdebi(budget, DEBINOSWAP, COMMAND + 2, 0, 2);
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budget_wdebi(budget, DEBINOSWAP, COMMAND, (u32) buf[0], 2);
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return 0;
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}
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static void av7110_set22k(struct budget_patch *budget, int state)
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{
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u16 buf[2] = {( COMTYPE_AUDIODAC << 8) | (state ? ON22K : OFF22K), 0};
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dprintk(2, "budget: %p\n", budget);
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budget_av7110_send_fw_cmd(budget, buf, 2);
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}
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static int av7110_send_diseqc_msg(struct budget_patch *budget, int len, u8 *msg, int burst)
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{
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int i;
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u16 buf[18] = { ((COMTYPE_AUDIODAC << 8) | SendDiSEqC),
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16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
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dprintk(2, "budget: %p\n", budget);
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if (len>10)
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len=10;
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buf[1] = len+2;
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buf[2] = len;
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if (burst != -1)
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buf[3]=burst ? 0x01 : 0x00;
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else
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buf[3]=0xffff;
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for (i=0; i<len; i++)
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buf[i+4]=msg[i];
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budget_av7110_send_fw_cmd(budget, buf, 18);
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return 0;
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}
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static int budget_patch_set_tone(struct dvb_frontend* fe, fe_sec_tone_mode_t tone)
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{
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struct budget_patch* budget = (struct budget_patch*) fe->dvb->priv;
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switch (tone) {
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case SEC_TONE_ON:
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av7110_set22k (budget, 1);
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break;
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case SEC_TONE_OFF:
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av7110_set22k (budget, 0);
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break;
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default:
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return -EINVAL;
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}
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return 0;
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}
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static int budget_patch_diseqc_send_master_cmd(struct dvb_frontend* fe, struct dvb_diseqc_master_cmd* cmd)
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{
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struct budget_patch* budget = (struct budget_patch*) fe->dvb->priv;
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av7110_send_diseqc_msg (budget, cmd->msg_len, cmd->msg, 0);
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return 0;
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}
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static int budget_patch_diseqc_send_burst(struct dvb_frontend* fe, fe_sec_mini_cmd_t minicmd)
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{
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struct budget_patch* budget = (struct budget_patch*) fe->dvb->priv;
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av7110_send_diseqc_msg (budget, 0, NULL, minicmd);
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return 0;
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}
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static int alps_bsrv2_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
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{
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struct budget_patch* budget = (struct budget_patch*) fe->dvb->priv;
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u8 pwr = 0;
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u8 buf[4];
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struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = buf, .len = sizeof(buf) };
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u32 div = (params->frequency + 479500) / 125;
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if (params->frequency > 2000000) pwr = 3;
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else if (params->frequency > 1800000) pwr = 2;
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else if (params->frequency > 1600000) pwr = 1;
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else if (params->frequency > 1200000) pwr = 0;
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else if (params->frequency >= 1100000) pwr = 1;
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else pwr = 2;
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buf[0] = (div >> 8) & 0x7f;
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buf[1] = div & 0xff;
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buf[2] = ((div & 0x18000) >> 10) | 0x95;
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buf[3] = (pwr << 6) | 0x30;
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// NOTE: since we're using a prescaler of 2, we set the
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// divisor frequency to 62.5kHz and divide by 125 above
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if (i2c_transfer (&budget->i2c_adap, &msg, 1) != 1) return -EIO;
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return 0;
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}
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static struct ves1x93_config alps_bsrv2_config = {
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.demod_address = 0x08,
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.xin = 90100000UL,
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.invert_pwm = 0,
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.pll_set = alps_bsrv2_pll_set,
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};
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static u8 alps_bsru6_inittab[] = {
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0x01, 0x15,
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0x02, 0x00,
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0x03, 0x00,
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0x04, 0x7d, /* F22FR = 0x7d, F22 = f_VCO / 128 / 0x7d = 22 kHz */
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0x05, 0x35, /* I2CT = 0, SCLT = 1, SDAT = 1 */
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0x06, 0x40, /* DAC not used, set to high impendance mode */
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0x07, 0x00, /* DAC LSB */
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0x08, 0x40, /* DiSEqC off, LNB power on OP2/LOCK pin on */
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0x09, 0x00, /* FIFO */
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0x0c, 0x51, /* OP1 ctl = Normal, OP1 val = 1 (LNB Power ON) */
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0x0d, 0x82, /* DC offset compensation = ON, beta_agc1 = 2 */
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0x0e, 0x23, /* alpha_tmg = 2, beta_tmg = 3 */
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0x10, 0x3f, // AGC2 0x3d
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0x11, 0x84,
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0x12, 0xb5, // Lock detect: -64 Carrier freq detect:on
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0x15, 0xc9, // lock detector threshold
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0x16, 0x00,
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0x17, 0x00,
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0x18, 0x00,
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0x19, 0x00,
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0x1a, 0x00,
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0x1f, 0x50,
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0x20, 0x00,
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0x21, 0x00,
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0x22, 0x00,
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0x23, 0x00,
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0x28, 0x00, // out imp: normal out type: parallel FEC mode:0
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0x29, 0x1e, // 1/2 threshold
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0x2a, 0x14, // 2/3 threshold
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0x2b, 0x0f, // 3/4 threshold
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0x2c, 0x09, // 5/6 threshold
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0x2d, 0x05, // 7/8 threshold
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0x2e, 0x01,
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0x31, 0x1f, // test all FECs
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0x32, 0x19, // viterbi and synchro search
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0x33, 0xfc, // rs control
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0x34, 0x93, // error control
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0x0f, 0x52,
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0xff, 0xff
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};
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static int alps_bsru6_set_symbol_rate(struct dvb_frontend* fe, u32 srate, u32 ratio)
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{
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u8 aclk = 0;
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u8 bclk = 0;
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if (srate < 1500000) { aclk = 0xb7; bclk = 0x47; }
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else if (srate < 3000000) { aclk = 0xb7; bclk = 0x4b; }
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else if (srate < 7000000) { aclk = 0xb7; bclk = 0x4f; }
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else if (srate < 14000000) { aclk = 0xb7; bclk = 0x53; }
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else if (srate < 30000000) { aclk = 0xb6; bclk = 0x53; }
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else if (srate < 45000000) { aclk = 0xb4; bclk = 0x51; }
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stv0299_writereg (fe, 0x13, aclk);
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stv0299_writereg (fe, 0x14, bclk);
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stv0299_writereg (fe, 0x1f, (ratio >> 16) & 0xff);
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stv0299_writereg (fe, 0x20, (ratio >> 8) & 0xff);
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stv0299_writereg (fe, 0x21, (ratio ) & 0xf0);
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return 0;
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}
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static int alps_bsru6_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
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{
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struct budget_patch* budget = (struct budget_patch*) fe->dvb->priv;
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u8 data[4];
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u32 div;
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struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = data, .len = sizeof(data) };
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if ((params->frequency < 950000) || (params->frequency > 2150000)) return -EINVAL;
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div = (params->frequency + (125 - 1)) / 125; // round correctly
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data[0] = (div >> 8) & 0x7f;
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data[1] = div & 0xff;
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data[2] = 0x80 | ((div & 0x18000) >> 10) | 4;
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data[3] = 0xC4;
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if (params->frequency > 1530000) data[3] = 0xc0;
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if (i2c_transfer (&budget->i2c_adap, &msg, 1) != 1) return -EIO;
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return 0;
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}
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static struct stv0299_config alps_bsru6_config = {
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.demod_address = 0x68,
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.inittab = alps_bsru6_inittab,
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.mclk = 88000000UL,
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.invert = 1,
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.enhanced_tuning = 0,
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.skip_reinit = 0,
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.lock_output = STV0229_LOCKOUTPUT_1,
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.volt13_op0_op1 = STV0299_VOLT13_OP1,
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.min_delay_ms = 100,
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.set_symbol_rate = alps_bsru6_set_symbol_rate,
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.pll_set = alps_bsru6_pll_set,
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};
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static int grundig_29504_451_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
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{
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struct budget_patch* budget = (struct budget_patch*) fe->dvb->priv;
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u32 div;
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u8 data[4];
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struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = data, .len = sizeof(data) };
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div = params->frequency / 125;
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data[0] = (div >> 8) & 0x7f;
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data[1] = div & 0xff;
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data[2] = 0x8e;
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data[3] = 0x00;
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if (i2c_transfer (&budget->i2c_adap, &msg, 1) != 1) return -EIO;
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return 0;
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}
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struct tda8083_config grundig_29504_451_config = {
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.demod_address = 0x68,
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.pll_set = grundig_29504_451_pll_set,
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};
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static void frontend_init(struct budget_patch* budget)
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{
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switch(budget->dev->pci->subsystem_device) {
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case 0x0000: // Hauppauge/TT WinTV DVB-S rev1.X
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// try the ALPS BSRV2 first of all
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budget->dvb_frontend = ves1x93_attach(&alps_bsrv2_config, &budget->i2c_adap);
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if (budget->dvb_frontend) {
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budget->dvb_frontend->ops->diseqc_send_master_cmd = budget_patch_diseqc_send_master_cmd;
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budget->dvb_frontend->ops->diseqc_send_burst = budget_patch_diseqc_send_burst;
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budget->dvb_frontend->ops->set_tone = budget_patch_set_tone;
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break;
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}
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// try the ALPS BSRU6 now
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budget->dvb_frontend = stv0299_attach(&alps_bsru6_config, &budget->i2c_adap);
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if (budget->dvb_frontend) {
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budget->dvb_frontend->ops->diseqc_send_master_cmd = budget_patch_diseqc_send_master_cmd;
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budget->dvb_frontend->ops->diseqc_send_burst = budget_patch_diseqc_send_burst;
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budget->dvb_frontend->ops->set_tone = budget_patch_set_tone;
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break;
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}
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// Try the grundig 29504-451
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budget->dvb_frontend = tda8083_attach(&grundig_29504_451_config, &budget->i2c_adap);
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if (budget->dvb_frontend) {
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budget->dvb_frontend->ops->diseqc_send_master_cmd = budget_patch_diseqc_send_master_cmd;
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budget->dvb_frontend->ops->diseqc_send_burst = budget_patch_diseqc_send_burst;
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budget->dvb_frontend->ops->set_tone = budget_patch_set_tone;
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break;
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}
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break;
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}
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if (budget->dvb_frontend == NULL) {
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printk("dvb-ttpci: A frontend driver was not found for device %04x/%04x subsystem %04x/%04x\n",
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budget->dev->pci->vendor,
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budget->dev->pci->device,
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budget->dev->pci->subsystem_vendor,
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budget->dev->pci->subsystem_device);
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} else {
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if (dvb_register_frontend(budget->dvb_adapter, budget->dvb_frontend)) {
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printk("budget-av: Frontend registration failed!\n");
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if (budget->dvb_frontend->ops->release)
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budget->dvb_frontend->ops->release(budget->dvb_frontend);
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budget->dvb_frontend = NULL;
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}
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}
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}
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static int budget_patch_attach (struct saa7146_dev* dev, struct saa7146_pci_extension_data *info)
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{
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struct budget_patch *budget;
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int err;
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int count = 0;
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if (!(budget = kmalloc (sizeof(struct budget_patch), GFP_KERNEL)))
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return -ENOMEM;
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dprintk(2, "budget: %p\n", budget);
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if ((err = ttpci_budget_init (budget, dev, info, THIS_MODULE))) {
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kfree (budget);
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return err;
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}
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/*
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** This code will setup the SAA7146_RPS1 to generate a square
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** wave on GPIO3, changing when a field (TS_HEIGHT/2 "lines" of
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** TS_WIDTH packets) has been acquired on SAA7146_D1B video port;
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** then, this GPIO3 output which is connected to the D1B_VSYNC
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** input, will trigger the acquisition of the alternate field
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** and so on.
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** Currently, the TT_budget / WinTV_Nova cards have two ICs
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** (74HCT4040, LVC74) for the generation of this VSYNC signal,
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** which seems that can be done perfectly without this :-)).
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*/
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// Setup RPS1 "program" (p35)
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// Wait reset Source Line Counter Threshold (p36)
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WRITE_RPS1(cpu_to_le32(CMD_PAUSE | RPS_INV | EVT_HS));
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// Wait Source Line Counter Threshold (p36)
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WRITE_RPS1(cpu_to_le32(CMD_PAUSE | EVT_HS));
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// Set GPIO3=1 (p42)
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WRITE_RPS1(cpu_to_le32(CMD_WR_REG_MASK | (GPIO_CTRL>>2)));
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WRITE_RPS1(cpu_to_le32(GPIO3_MSK));
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WRITE_RPS1(cpu_to_le32(SAA7146_GPIO_OUTHI<<24));
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// Wait reset Source Line Counter Threshold (p36)
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WRITE_RPS1(cpu_to_le32(CMD_PAUSE | RPS_INV | EVT_HS));
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// Wait Source Line Counter Threshold
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WRITE_RPS1(cpu_to_le32(CMD_PAUSE | EVT_HS));
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// Set GPIO3=0 (p42)
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WRITE_RPS1(cpu_to_le32(CMD_WR_REG_MASK | (GPIO_CTRL>>2)));
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WRITE_RPS1(cpu_to_le32(GPIO3_MSK));
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WRITE_RPS1(cpu_to_le32(SAA7146_GPIO_OUTLO<<24));
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// Jump to begin of RPS program (p37)
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WRITE_RPS1(cpu_to_le32(CMD_JUMP));
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WRITE_RPS1(cpu_to_le32(dev->d_rps1.dma_handle));
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// Fix VSYNC level
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saa7146_setgpio(dev, 3, SAA7146_GPIO_OUTLO);
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// Set RPS1 Address register to point to RPS code (r108 p42)
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saa7146_write(dev, RPS_ADDR1, dev->d_rps1.dma_handle);
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// Set Source Line Counter Threshold, using BRS (rCC p43)
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saa7146_write(dev, RPS_THRESH1, ((TS_HEIGHT/2) | MASK_12));
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// Enable RPS1 (rFC p33)
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saa7146_write(dev, MC1, (MASK_13 | MASK_29));
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dev->ext_priv = budget;
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budget->dvb_adapter->priv = budget;
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frontend_init(budget);
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return 0;
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}
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static int budget_patch_detach (struct saa7146_dev* dev)
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{
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struct budget_patch *budget = (struct budget_patch*) dev->ext_priv;
|
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int err;
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|
|
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if (budget->dvb_frontend) dvb_unregister_frontend(budget->dvb_frontend);
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|
|
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err = ttpci_budget_deinit (budget);
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|
|
|
kfree (budget);
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|
|
|
return err;
|
|
}
|
|
|
|
|
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static int __init budget_patch_init(void)
|
|
{
|
|
return saa7146_register_extension(&budget_extension);
|
|
}
|
|
|
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static void __exit budget_patch_exit(void)
|
|
{
|
|
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,
|
|
.detach = budget_patch_detach,
|
|
|
|
.irq_mask = MASK_10,
|
|
.irq_func = ttpci_budget_irq10_handler,
|
|
};
|
|
|
|
|
|
module_init(budget_patch_init);
|
|
module_exit(budget_patch_exit);
|
|
|
|
MODULE_LICENSE("GPL");
|
|
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");
|
|
|