forked from Minki/linux
73c993a829
xc5000: Small amount of cleanup and commenting, just for clarification. Signed-off-by: Steven Toth <stoth@hauppauge.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
384 lines
11 KiB
C
384 lines
11 KiB
C
/*
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* Driver for the Conexant CX23885 PCIe bridge
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*
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* Copyright (c) 2006 Steven Toth <stoth@hauppauge.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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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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*
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* GNU General Public License for more details.
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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., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <linux/init.h>
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#include <linux/module.h>
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#include <linux/pci.h>
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#include <linux/delay.h>
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#include <media/cx25840.h>
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#include "cx23885.h"
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/* ------------------------------------------------------------------ */
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/* board config info */
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struct cx23885_board cx23885_boards[] = {
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[CX23885_BOARD_UNKNOWN] = {
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.name = "UNKNOWN/GENERIC",
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/* Ensure safe default for unknown boards */
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.clk_freq = 0,
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.input = {{
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.type = CX23885_VMUX_COMPOSITE1,
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.vmux = 0,
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},{
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.type = CX23885_VMUX_COMPOSITE2,
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.vmux = 1,
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},{
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.type = CX23885_VMUX_COMPOSITE3,
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.vmux = 2,
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},{
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.type = CX23885_VMUX_COMPOSITE4,
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.vmux = 3,
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}},
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},
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[CX23885_BOARD_HAUPPAUGE_HVR1800lp] = {
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.name = "Hauppauge WinTV-HVR1800lp",
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.portc = CX23885_MPEG_DVB,
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.input = {{
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.type = CX23885_VMUX_TELEVISION,
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.vmux = 0,
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.gpio0 = 0xff00,
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},{
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.type = CX23885_VMUX_DEBUG,
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.vmux = 0,
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.gpio0 = 0xff01,
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},{
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.type = CX23885_VMUX_COMPOSITE1,
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.vmux = 1,
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.gpio0 = 0xff02,
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},{
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.type = CX23885_VMUX_SVIDEO,
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.vmux = 2,
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.gpio0 = 0xff02,
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}},
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},
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[CX23885_BOARD_HAUPPAUGE_HVR1800] = {
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.name = "Hauppauge WinTV-HVR1800",
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.porta = CX23885_ANALOG_VIDEO,
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.portc = CX23885_MPEG_DVB,
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.tuner_type = TUNER_PHILIPS_TDA8290,
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.tuner_addr = 0x42, /* 0x84 >> 1 */
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.input = {{
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.type = CX23885_VMUX_TELEVISION,
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.vmux = CX25840_VIN7_CH3 |
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CX25840_VIN5_CH2 |
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CX25840_VIN2_CH1,
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.gpio0 = 0,
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},{
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.type = CX23885_VMUX_COMPOSITE1,
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.vmux = CX25840_VIN7_CH3 |
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CX25840_VIN4_CH2 |
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CX25840_VIN6_CH1,
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.gpio0 = 0,
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},{
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.type = CX23885_VMUX_SVIDEO,
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.vmux = CX25840_VIN7_CH3 |
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CX25840_VIN4_CH2 |
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CX25840_VIN8_CH1 |
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CX25840_SVIDEO_ON,
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.gpio0 = 0,
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}},
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},
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[CX23885_BOARD_HAUPPAUGE_HVR1250] = {
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.name = "Hauppauge WinTV-HVR1250",
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.portc = CX23885_MPEG_DVB,
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.input = {{
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.type = CX23885_VMUX_TELEVISION,
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.vmux = 0,
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.gpio0 = 0xff00,
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},{
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.type = CX23885_VMUX_DEBUG,
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.vmux = 0,
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.gpio0 = 0xff01,
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},{
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.type = CX23885_VMUX_COMPOSITE1,
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.vmux = 1,
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.gpio0 = 0xff02,
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},{
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.type = CX23885_VMUX_SVIDEO,
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.vmux = 2,
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.gpio0 = 0xff02,
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}},
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},
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[CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP] = {
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.name = "DViCO FusionHDTV5 Express",
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.portb = CX23885_MPEG_DVB,
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},
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[CX23885_BOARD_HAUPPAUGE_HVR1500Q] = {
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.name = "Hauppauge WinTV-HVR1500Q",
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.portc = CX23885_MPEG_DVB,
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},
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[CX23885_BOARD_HAUPPAUGE_HVR1500] = {
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.name = "Hauppauge WinTV-HVR1500",
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.portc = CX23885_MPEG_DVB,
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},
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};
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const unsigned int cx23885_bcount = ARRAY_SIZE(cx23885_boards);
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/* ------------------------------------------------------------------ */
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/* PCI subsystem IDs */
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struct cx23885_subid cx23885_subids[] = {
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{
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.subvendor = 0x0070,
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.subdevice = 0x3400,
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.card = CX23885_BOARD_UNKNOWN,
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},{
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.subvendor = 0x0070,
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.subdevice = 0x7600,
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.card = CX23885_BOARD_HAUPPAUGE_HVR1800lp,
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},{
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.subvendor = 0x0070,
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.subdevice = 0x7800,
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.card = CX23885_BOARD_HAUPPAUGE_HVR1800,
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},{
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.subvendor = 0x0070,
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.subdevice = 0x7801,
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.card = CX23885_BOARD_HAUPPAUGE_HVR1800,
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},{
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.subvendor = 0x0070,
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.subdevice = 0x7809,
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.card = CX23885_BOARD_HAUPPAUGE_HVR1800,
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},{
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.subvendor = 0x0070,
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.subdevice = 0x7911,
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.card = CX23885_BOARD_HAUPPAUGE_HVR1250,
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},{
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.subvendor = 0x18ac,
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.subdevice = 0xd500,
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.card = CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP,
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},{
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.subvendor = 0x0070,
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.subdevice = 0x7790,
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.card = CX23885_BOARD_HAUPPAUGE_HVR1500Q,
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},{
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.subvendor = 0x0070,
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.subdevice = 0x7797,
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.card = CX23885_BOARD_HAUPPAUGE_HVR1500Q,
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},{
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.subvendor = 0x0070,
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.subdevice = 0x7710,
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.card = CX23885_BOARD_HAUPPAUGE_HVR1500,
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},{
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.subvendor = 0x0070,
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.subdevice = 0x7717,
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.card = CX23885_BOARD_HAUPPAUGE_HVR1500,
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},
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};
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const unsigned int cx23885_idcount = ARRAY_SIZE(cx23885_subids);
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void cx23885_card_list(struct cx23885_dev *dev)
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{
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int i;
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if (0 == dev->pci->subsystem_vendor &&
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0 == dev->pci->subsystem_device) {
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printk("%s: Your board has no valid PCIe Subsystem ID and thus can't\n"
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"%s: be autodetected. Please pass card=<n> insmod option to\n"
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"%s: workaround that. Redirect complaints to the vendor of\n"
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"%s: the TV card. Best regards,\n"
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"%s: -- tux\n",
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dev->name, dev->name, dev->name, dev->name, dev->name);
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} else {
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printk("%s: Your board isn't known (yet) to the driver. You can\n"
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"%s: try to pick one of the existing card configs via\n"
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"%s: card=<n> insmod option. Updating to the latest\n"
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"%s: version might help as well.\n",
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dev->name, dev->name, dev->name, dev->name);
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}
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printk("%s: Here is a list of valid choices for the card=<n> insmod option:\n",
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dev->name);
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for (i = 0; i < cx23885_bcount; i++)
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printk("%s: card=%d -> %s\n",
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dev->name, i, cx23885_boards[i].name);
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}
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static void hauppauge_eeprom(struct cx23885_dev *dev, u8 *eeprom_data)
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{
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struct tveeprom tv;
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tveeprom_hauppauge_analog(&dev->i2c_bus[0].i2c_client, &tv, eeprom_data);
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/* Make sure we support the board model */
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switch (tv.model)
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{
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case 76601: /* WinTV-HVR1800lp (PCIe, Retail, No IR, Dual channel ATSC and MPEG2 HW Encoder */
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case 77001: /* WinTV-HVR1500 (Express Card, OEM, No IR, ATSC and Basic analog */
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case 77011: /* WinTV-HVR1500 (Express Card, Retail, No IR, ATSC and Basic analog */
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case 77041: /* WinTV-HVR1500Q (Express Card, OEM, No IR, ATSC/QAM and Basic analog */
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case 77051: /* WinTV-HVR1500Q (Express Card, Retail, No IR, ATSC/QAM and Basic analog */
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case 78011: /* WinTV-HVR1800 (PCIe, Retail, 3.5mm in, IR, No FM, Dual channel ATSC and MPEG2 HW Encoder */
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case 78501: /* WinTV-HVR1800 (PCIe, OEM, RCA in, No IR, FM, Dual channel ATSC and MPEG2 HW Encoder */
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case 78521: /* WinTV-HVR1800 (PCIe, OEM, RCA in, No IR, FM, Dual channel ATSC and MPEG2 HW Encoder */
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case 78531: /* WinTV-HVR1800 (PCIe, OEM, RCA in, No IR, No FM, Dual channel ATSC and MPEG2 HW Encoder */
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case 78631: /* WinTV-HVR1800 (PCIe, OEM, No IR, No FM, Dual channel ATSC and MPEG2 HW Encoder */
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case 79001: /* WinTV-HVR1250 (PCIe, Retail, IR, full height, ATSC and Basic analog */
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case 79101: /* WinTV-HVR1250 (PCIe, Retail, IR, half height, ATSC and Basic analog */
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case 79571: /* WinTV-HVR1250 (PCIe, OEM, No IR, full height, ATSC and Basic analog */
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case 79671: /* WinTV-HVR1250 (PCIe, OEM, No IR, half height, ATSC and Basic analog */
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break;
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default:
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printk("%s: warning: unknown hauppauge model #%d\n", dev->name, tv.model);
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break;
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}
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printk(KERN_INFO "%s: hauppauge eeprom: model=%d\n",
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dev->name, tv.model);
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}
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/* Tuner callback function for cx23885 boards. Currently only needed
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* for HVR1500Q, which has an xc5000 tuner.
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*/
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int cx23885_tuner_callback(void *priv, int command, int arg)
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{
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struct cx23885_i2c *bus = priv;
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struct cx23885_dev *dev = bus->dev;
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switch(dev->board) {
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case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
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if(command == 0) { /* Tuner Reset Command from xc5000 */
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/* Drive the tuner into reset and out */
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cx_clear(GP0_IO, 0x00000004);
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mdelay(200);
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cx_set(GP0_IO, 0x00000004);
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return 0;
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}
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else {
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printk(KERN_ERR
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"%s(): Unknow command.\n", __FUNCTION__);
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return -EINVAL;
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}
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break;
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}
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return 0; /* Should never be here */
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}
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void cx23885_gpio_setup(struct cx23885_dev *dev)
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{
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switch(dev->board) {
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case CX23885_BOARD_HAUPPAUGE_HVR1250:
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/* GPIO-0 cx24227 demodulator reset */
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cx_set(GP0_IO, 0x00010001); /* Bring the part out of reset */
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break;
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case CX23885_BOARD_HAUPPAUGE_HVR1500:
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/* GPIO-0 cx24227 demodulator */
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/* GPIO-2 xc3028 tuner */
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/* Put the parts into reset */
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cx_set(GP0_IO, 0x00050000);
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cx_clear(GP0_IO, 0x00000005);
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msleep(5);
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/* Bring the parts out of reset */
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cx_set(GP0_IO, 0x00050005);
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break;
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case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
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/* GPIO-0 cx24227 demodulator reset */
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/* GPIO-2 xc5000 tuner reset */
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cx_set(GP0_IO, 0x00050005); /* Bring the part out of reset */
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break;
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case CX23885_BOARD_HAUPPAUGE_HVR1800:
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/* GPIO-0 656_CLK */
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/* GPIO-1 656_D0 */
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/* GPIO-2 8295A Reset */
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/* GPIO-3-10 cx23417 data0-7 */
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/* GPIO-11-14 cx23417 addr0-3 */
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/* GPIO-15-18 cx23417 READY, CS, RD, WR */
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/* GPIO-19 IR_RX */
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/* Force the TDA8295A into reset and back */
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cx_set(GP0_IO, 0x00040004);
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mdelay(20);
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cx_clear(GP0_IO, 0x00000004);
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mdelay(20);
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cx_set(GP0_IO, 0x00040004);
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mdelay(20);
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break;
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}
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}
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int cx23885_ir_init(struct cx23885_dev *dev)
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{
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switch (dev->board) {
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case CX23885_BOARD_HAUPPAUGE_HVR1250:
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case CX23885_BOARD_HAUPPAUGE_HVR1500:
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case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
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case CX23885_BOARD_HAUPPAUGE_HVR1800:
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/* FIXME: Implement me */
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break;
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}
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return 0;
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}
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void cx23885_card_setup(struct cx23885_dev *dev)
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{
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struct cx23885_tsport *ts1 = &dev->ts1;
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struct cx23885_tsport *ts2 = &dev->ts2;
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static u8 eeprom[256];
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if (dev->i2c_bus[0].i2c_rc == 0) {
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dev->i2c_bus[0].i2c_client.addr = 0xa0 >> 1;
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tveeprom_read(&dev->i2c_bus[0].i2c_client,
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eeprom, sizeof(eeprom));
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}
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switch (dev->board) {
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case CX23885_BOARD_HAUPPAUGE_HVR1250:
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case CX23885_BOARD_HAUPPAUGE_HVR1500:
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case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
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case CX23885_BOARD_HAUPPAUGE_HVR1800:
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case CX23885_BOARD_HAUPPAUGE_HVR1800lp:
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if (dev->i2c_bus[0].i2c_rc == 0)
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hauppauge_eeprom(dev, eeprom+0x80);
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break;
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}
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switch (dev->board) {
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case CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP:
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ts1->gen_ctrl_val = 0xc; /* Serial bus + punctured clock */
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ts1->ts_clk_en_val = 0x1; /* Enable TS_CLK */
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ts1->src_sel_val = CX23885_SRC_SEL_PARALLEL_MPEG_VIDEO;
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break;
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case CX23885_BOARD_HAUPPAUGE_HVR1250:
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case CX23885_BOARD_HAUPPAUGE_HVR1500:
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case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
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case CX23885_BOARD_HAUPPAUGE_HVR1800:
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case CX23885_BOARD_HAUPPAUGE_HVR1800lp:
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default:
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ts2->gen_ctrl_val = 0xc; /* Serial bus + punctured clock */
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ts2->ts_clk_en_val = 0x1; /* Enable TS_CLK */
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ts2->src_sel_val = CX23885_SRC_SEL_PARALLEL_MPEG_VIDEO;
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}
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}
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/* ------------------------------------------------------------------ */
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/*
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* Local variables:
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* c-basic-offset: 8
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* End:
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* kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off
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*/
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