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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 | /* * budget-patch.c: driver for Budget Patch, * hardware modification of DVB-S cards enabling full TS * * Written by Emard <emard@softhome.net> * * Original idea by Roberto Deza <rdeza@unav.es> * * Special thanks to Holger Waechtler, Michael Hunold, Marian Durkovic * and Metzlerbros * * This program is free software; you can redistribute it and/or * 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/ */ #include "budget.h" #include "av7110.h" #include "av7110_hw.h" #define budget_patch budget static struct saa7146_extension budget_extension; MAKE_BUDGET_INFO(fs_1_3,"Siemens/Technotrend/Hauppauge PCI rev1.3+Budget_Patch", BUDGET_PATCH); static struct pci_device_id pci_tbl[] = { MAKE_EXTENSION_PCI(fs_1_3,0x13c2, 0x0000), { .vendor = 0, } }; static int budget_wdebi(struct budget_patch *budget, u32 config, int addr, u32 val, int count) { struct saa7146_dev *dev=budget->dev; DEB_EE(("budget: %p\n", budget)); if (count <= 0 || count > 4) return -1; saa7146_write(dev, DEBI_CONFIG, config); saa7146_write(dev, DEBI_AD, val ); saa7146_write(dev, DEBI_COMMAND, (count << 17) | (addr & 0xffff)); saa7146_write(dev, MC2, (2 << 16) | 2); mdelay(5); return 0; } static int budget_av7110_send_fw_cmd(struct budget_patch *budget, u16* buf, int length) { int i; DEB_EE(("budget: %p\n", budget)); for (i = 2; i < length; i++) budget_wdebi(budget, DEBINOSWAP, COMMAND + 2*i, (u32) buf[i], 2); if (length) budget_wdebi(budget, DEBINOSWAP, COMMAND + 2, (u32) buf[1], 2); else budget_wdebi(budget, DEBINOSWAP, COMMAND + 2, 0, 2); budget_wdebi(budget, DEBINOSWAP, COMMAND, (u32) buf[0], 2); return 0; } static void av7110_set22k(struct budget_patch *budget, int state) { u16 buf[2] = {( COMTYPE_AUDIODAC << 8) | (state ? ON22K : OFF22K), 0}; DEB_EE(("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; u16 buf[18] = { ((COMTYPE_AUDIODAC << 8) | SendDiSEqC), 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; DEB_EE(("budget: %p\n", budget)); if (len>10) len=10; buf[1] = len+2; buf[2] = len; if (burst != -1) buf[3]=burst ? 0x01 : 0x00; else buf[3]=0xffff; for (i=0; i<len; i++) buf[i+4]=msg[i]; budget_av7110_send_fw_cmd(budget, buf, 18); return 0; } int budget_patch_diseqc_ioctl (struct dvb_frontend *fe, unsigned int cmd, void *arg) { struct budget_patch *budget = fe->before_after_data; DEB_EE(("budget: %p\n", budget)); switch (cmd) { case FE_SET_TONE: switch ((fe_sec_tone_mode_t) arg) { case SEC_TONE_ON: av7110_set22k (budget, 1); break; case SEC_TONE_OFF: av7110_set22k (budget, 0); break; default: return -EINVAL; } break; case FE_DISEQC_SEND_MASTER_CMD: { struct dvb_diseqc_master_cmd *cmd = arg; av7110_send_diseqc_msg (budget, cmd->msg_len, cmd->msg, 0); break; } case FE_DISEQC_SEND_BURST: av7110_send_diseqc_msg (budget, 0, NULL, (int) (long) arg); break; default: return -EOPNOTSUPP; } return 0; } static int budget_patch_attach (struct saa7146_dev* dev, struct saa7146_pci_extension_data *info) { struct budget_patch *budget; int err; int count = 0; if (!(budget = kmalloc (sizeof(struct budget_patch), GFP_KERNEL))) return -ENOMEM; DEB_EE(("budget: %p\n",budget)); if ((err = ttpci_budget_init (budget, dev, info))) { kfree (budget); return err; } /* ** 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, ** which seems that can be done perfectly without this :-)). */ // Setup RPS1 "program" (p35) // Wait reset Source Line Counter Threshold (p36) WRITE_RPS1(cpu_to_le32(CMD_PAUSE | RPS_INV | EVT_HS)); // Wait Source Line Counter Threshold (p36) WRITE_RPS1(cpu_to_le32(CMD_PAUSE | EVT_HS)); // Set GPIO3=1 (p42) WRITE_RPS1(cpu_to_le32(CMD_WR_REG_MASK | (GPIO_CTRL>>2))); WRITE_RPS1(cpu_to_le32(GPIO3_MSK)); WRITE_RPS1(cpu_to_le32(SAA7146_GPIO_OUTHI<<24)); // Wait reset Source Line Counter Threshold (p36) WRITE_RPS1(cpu_to_le32(CMD_PAUSE | RPS_INV | EVT_HS)); // Wait Source Line Counter Threshold WRITE_RPS1(cpu_to_le32(CMD_PAUSE | EVT_HS)); // Set GPIO3=0 (p42) WRITE_RPS1(cpu_to_le32(CMD_WR_REG_MASK | (GPIO_CTRL>>2))); WRITE_RPS1(cpu_to_le32(GPIO3_MSK)); WRITE_RPS1(cpu_to_le32(SAA7146_GPIO_OUTLO<<24)); // Jump to begin of RPS program (p37) WRITE_RPS1(cpu_to_le32(CMD_JUMP)); WRITE_RPS1(cpu_to_le32(dev->d_rps1.dma_handle)); // Fix VSYNC level saa7146_setgpio(dev, 3, SAA7146_GPIO_OUTLO); // Set RPS1 Address register to point to RPS code (r108 p42) saa7146_write(dev, RPS_ADDR1, dev->d_rps1.dma_handle); // Set Source Line Counter Threshold, using BRS (rCC p43) saa7146_write(dev, RPS_THRESH1, ((TS_HEIGHT/2) | MASK_12)); // Enable RPS1 (rFC p33) saa7146_write(dev, MC1, (MASK_13 | MASK_29)); dvb_add_frontend_ioctls (budget->dvb_adapter, budget_patch_diseqc_ioctl, NULL, budget); dev->ext_priv = budget; return 0; } static int budget_patch_detach (struct saa7146_dev* dev) { struct budget_patch *budget = (struct budget_patch*) dev->ext_priv; int err; dvb_remove_frontend_ioctls (budget->dvb_adapter, budget_patch_diseqc_ioctl, NULL); err = ttpci_budget_deinit (budget); kfree (budget); return err; } static int __init budget_patch_init(void) { return saa7146_register_extension(&budget_extension); } static void __exit budget_patch_exit(void) { DEB_EE((".\n")); 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"); |