1344 строки
38 KiB
C
1344 строки
38 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* cx18 driver initialization and card probing
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*
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* Derived from ivtv-driver.c
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*
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* Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl>
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* Copyright (C) 2008 Andy Walls <awalls@md.metrocast.net>
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*/
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#include "cx18-driver.h"
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#include "cx18-io.h"
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#include "cx18-version.h"
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#include "cx18-cards.h"
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#include "cx18-i2c.h"
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#include "cx18-irq.h"
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#include "cx18-gpio.h"
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#include "cx18-firmware.h"
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#include "cx18-queue.h"
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#include "cx18-streams.h"
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#include "cx18-av-core.h"
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#include "cx18-scb.h"
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#include "cx18-mailbox.h"
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#include "cx18-ioctl.h"
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#include "cx18-controls.h"
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#include "xc2028.h"
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#include <linux/dma-mapping.h>
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#include <media/tveeprom.h>
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/* If you have already X v4l cards, then set this to X. This way
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the device numbers stay matched. Example: you have a WinTV card
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without radio and a Compro H900 with. Normally this would give a
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video1 device together with a radio0 device for the Compro. By
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setting this to 1 you ensure that radio0 is now also radio1. */
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int cx18_first_minor;
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/* Callback for registering extensions */
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int (*cx18_ext_init)(struct cx18 *);
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EXPORT_SYMBOL(cx18_ext_init);
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/* add your revision and whatnot here */
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static const struct pci_device_id cx18_pci_tbl[] = {
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{PCI_VENDOR_ID_CX, PCI_DEVICE_ID_CX23418,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
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{0,}
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};
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MODULE_DEVICE_TABLE(pci, cx18_pci_tbl);
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static atomic_t cx18_instance = ATOMIC_INIT(0);
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/* Parameter declarations */
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static int cardtype[CX18_MAX_CARDS];
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static int tuner[CX18_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1 };
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static int radio[CX18_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1 };
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static unsigned cardtype_c = 1;
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static unsigned tuner_c = 1;
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static unsigned radio_c = 1;
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static char pal[] = "--";
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static char secam[] = "--";
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static char ntsc[] = "-";
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/* Buffers */
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static int enc_ts_buffers = CX18_DEFAULT_ENC_TS_BUFFERS;
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static int enc_mpg_buffers = CX18_DEFAULT_ENC_MPG_BUFFERS;
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static int enc_idx_buffers = CX18_DEFAULT_ENC_IDX_BUFFERS;
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static int enc_yuv_buffers = CX18_DEFAULT_ENC_YUV_BUFFERS;
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static int enc_vbi_buffers = CX18_DEFAULT_ENC_VBI_BUFFERS;
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static int enc_pcm_buffers = CX18_DEFAULT_ENC_PCM_BUFFERS;
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static int enc_ts_bufsize = CX18_DEFAULT_ENC_TS_BUFSIZE;
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static int enc_mpg_bufsize = CX18_DEFAULT_ENC_MPG_BUFSIZE;
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static int enc_idx_bufsize = CX18_DEFAULT_ENC_IDX_BUFSIZE;
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static int enc_yuv_bufsize = CX18_DEFAULT_ENC_YUV_BUFSIZE;
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static int enc_pcm_bufsize = CX18_DEFAULT_ENC_PCM_BUFSIZE;
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static int enc_ts_bufs = -1;
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static int enc_mpg_bufs = -1;
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static int enc_idx_bufs = CX18_MAX_FW_MDLS_PER_STREAM;
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static int enc_yuv_bufs = -1;
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static int enc_vbi_bufs = -1;
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static int enc_pcm_bufs = -1;
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static int cx18_pci_latency = 1;
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static int mmio_ndelay;
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static int retry_mmio = 1;
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int cx18_debug;
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module_param_array(tuner, int, &tuner_c, 0644);
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module_param_array(radio, int, &radio_c, 0644);
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module_param_array(cardtype, int, &cardtype_c, 0644);
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module_param_string(pal, pal, sizeof(pal), 0644);
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module_param_string(secam, secam, sizeof(secam), 0644);
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module_param_string(ntsc, ntsc, sizeof(ntsc), 0644);
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module_param_named(debug, cx18_debug, int, 0644);
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module_param(mmio_ndelay, int, 0644);
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module_param(retry_mmio, int, 0644);
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module_param(cx18_pci_latency, int, 0644);
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module_param(cx18_first_minor, int, 0644);
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module_param(enc_ts_buffers, int, 0644);
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module_param(enc_mpg_buffers, int, 0644);
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module_param(enc_idx_buffers, int, 0644);
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module_param(enc_yuv_buffers, int, 0644);
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module_param(enc_vbi_buffers, int, 0644);
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module_param(enc_pcm_buffers, int, 0644);
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module_param(enc_ts_bufsize, int, 0644);
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module_param(enc_mpg_bufsize, int, 0644);
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module_param(enc_idx_bufsize, int, 0644);
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module_param(enc_yuv_bufsize, int, 0644);
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module_param(enc_pcm_bufsize, int, 0644);
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module_param(enc_ts_bufs, int, 0644);
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module_param(enc_mpg_bufs, int, 0644);
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module_param(enc_idx_bufs, int, 0644);
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module_param(enc_yuv_bufs, int, 0644);
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module_param(enc_vbi_bufs, int, 0644);
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module_param(enc_pcm_bufs, int, 0644);
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MODULE_PARM_DESC(tuner, "Tuner type selection,\n"
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"\t\t\tsee tuner.h for values");
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MODULE_PARM_DESC(radio,
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"Enable or disable the radio. Use only if autodetection\n"
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"\t\t\tfails. 0 = disable, 1 = enable");
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MODULE_PARM_DESC(cardtype,
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"Only use this option if your card is not detected properly.\n"
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"\t\tSpecify card type:\n"
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"\t\t\t 1 = Hauppauge HVR 1600 (ESMT memory)\n"
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"\t\t\t 2 = Hauppauge HVR 1600 (Samsung memory)\n"
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"\t\t\t 3 = Compro VideoMate H900\n"
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"\t\t\t 4 = Yuan MPC718\n"
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"\t\t\t 5 = Conexant Raptor PAL/SECAM\n"
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"\t\t\t 6 = Toshiba Qosmio DVB-T/Analog\n"
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"\t\t\t 7 = Leadtek WinFast PVR2100\n"
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"\t\t\t 8 = Leadtek WinFast DVR3100 H\n"
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"\t\t\t 9 = GoTView PCI DVD3 Hybrid\n"
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"\t\t\t 10 = Hauppauge HVR 1600 (S5H1411)\n"
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"\t\t\t 0 = Autodetect (default)\n"
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"\t\t\t-1 = Ignore this card\n\t\t");
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MODULE_PARM_DESC(pal, "Set PAL standard: B, G, H, D, K, I, M, N, Nc, 60");
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MODULE_PARM_DESC(secam, "Set SECAM standard: B, G, H, D, K, L, LC");
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MODULE_PARM_DESC(ntsc, "Set NTSC standard: M, J, K");
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MODULE_PARM_DESC(debug,
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"Debug level (bitmask). Default: 0\n"
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"\t\t\t 1/0x0001: warning\n"
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"\t\t\t 2/0x0002: info\n"
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"\t\t\t 4/0x0004: mailbox\n"
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"\t\t\t 8/0x0008: dma\n"
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"\t\t\t 16/0x0010: ioctl\n"
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"\t\t\t 32/0x0020: file\n"
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"\t\t\t 64/0x0040: i2c\n"
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"\t\t\t128/0x0080: irq\n"
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"\t\t\t256/0x0100: high volume\n");
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MODULE_PARM_DESC(cx18_pci_latency,
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"Change the PCI latency to 64 if lower: 0 = No, 1 = Yes,\n"
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"\t\t\tDefault: Yes");
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MODULE_PARM_DESC(retry_mmio,
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"(Deprecated) MMIO writes are now always checked and retried\n"
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"\t\t\tEffectively: 1 [Yes]");
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MODULE_PARM_DESC(mmio_ndelay,
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"(Deprecated) MMIO accesses are now never purposely delayed\n"
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"\t\t\tEffectively: 0 ns");
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MODULE_PARM_DESC(enc_ts_buffers,
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"Encoder TS buffer memory (MB). (enc_ts_bufs can override)\n"
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"\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_TS_BUFFERS));
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MODULE_PARM_DESC(enc_ts_bufsize,
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"Size of an encoder TS buffer (kB)\n"
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"\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_TS_BUFSIZE));
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MODULE_PARM_DESC(enc_ts_bufs,
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"Number of encoder TS buffers\n"
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"\t\t\tDefault is computed from other enc_ts_* parameters");
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MODULE_PARM_DESC(enc_mpg_buffers,
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"Encoder MPG buffer memory (MB). (enc_mpg_bufs can override)\n"
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"\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_MPG_BUFFERS));
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MODULE_PARM_DESC(enc_mpg_bufsize,
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"Size of an encoder MPG buffer (kB)\n"
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"\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_MPG_BUFSIZE));
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MODULE_PARM_DESC(enc_mpg_bufs,
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"Number of encoder MPG buffers\n"
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"\t\t\tDefault is computed from other enc_mpg_* parameters");
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MODULE_PARM_DESC(enc_idx_buffers,
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"(Deprecated) Encoder IDX buffer memory (MB)\n"
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"\t\t\tIgnored, except 0 disables IDX buffer allocations\n"
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"\t\t\tDefault: 1 [Enabled]");
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MODULE_PARM_DESC(enc_idx_bufsize,
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"Size of an encoder IDX buffer (kB)\n"
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"\t\t\tAllowed values are multiples of 1.5 kB rounded up\n"
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"\t\t\t(multiples of size required for 64 index entries)\n"
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"\t\t\tDefault: 2");
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MODULE_PARM_DESC(enc_idx_bufs,
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"Number of encoder IDX buffers\n"
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"\t\t\tDefault: " __stringify(CX18_MAX_FW_MDLS_PER_STREAM));
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MODULE_PARM_DESC(enc_yuv_buffers,
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"Encoder YUV buffer memory (MB). (enc_yuv_bufs can override)\n"
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"\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_YUV_BUFFERS));
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MODULE_PARM_DESC(enc_yuv_bufsize,
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"Size of an encoder YUV buffer (kB)\n"
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"\t\t\tAllowed values are multiples of 33.75 kB rounded up\n"
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"\t\t\t(multiples of size required for 32 screen lines)\n"
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"\t\t\tDefault: 102");
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MODULE_PARM_DESC(enc_yuv_bufs,
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"Number of encoder YUV buffers\n"
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"\t\t\tDefault is computed from other enc_yuv_* parameters");
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MODULE_PARM_DESC(enc_vbi_buffers,
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"Encoder VBI buffer memory (MB). (enc_vbi_bufs can override)\n"
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"\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_VBI_BUFFERS));
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MODULE_PARM_DESC(enc_vbi_bufs,
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"Number of encoder VBI buffers\n"
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"\t\t\tDefault is computed from enc_vbi_buffers");
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MODULE_PARM_DESC(enc_pcm_buffers,
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"Encoder PCM buffer memory (MB). (enc_pcm_bufs can override)\n"
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"\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_PCM_BUFFERS));
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MODULE_PARM_DESC(enc_pcm_bufsize,
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"Size of an encoder PCM buffer (kB)\n"
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"\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_PCM_BUFSIZE));
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MODULE_PARM_DESC(enc_pcm_bufs,
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"Number of encoder PCM buffers\n"
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"\t\t\tDefault is computed from other enc_pcm_* parameters");
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MODULE_PARM_DESC(cx18_first_minor,
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"Set device node number assigned to first card");
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MODULE_AUTHOR("Hans Verkuil");
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MODULE_DESCRIPTION("CX23418 driver");
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MODULE_LICENSE("GPL");
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MODULE_VERSION(CX18_VERSION);
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#if defined(CONFIG_MODULES) && defined(MODULE)
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static void request_module_async(struct work_struct *work)
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{
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struct cx18 *dev = container_of(work, struct cx18, request_module_wk);
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/* Make sure cx18-alsa module is loaded */
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request_module("cx18-alsa");
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/* Initialize cx18-alsa for this instance of the cx18 device */
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if (cx18_ext_init)
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cx18_ext_init(dev);
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}
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static void request_modules(struct cx18 *dev)
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{
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INIT_WORK(&dev->request_module_wk, request_module_async);
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schedule_work(&dev->request_module_wk);
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}
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static void flush_request_modules(struct cx18 *dev)
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{
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flush_work(&dev->request_module_wk);
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}
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#else
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#define request_modules(dev)
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#define flush_request_modules(dev)
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#endif /* CONFIG_MODULES */
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/* Generic utility functions */
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int cx18_msleep_timeout(unsigned int msecs, int intr)
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{
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long int timeout = msecs_to_jiffies(msecs);
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int sig;
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do {
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set_current_state(intr ? TASK_INTERRUPTIBLE : TASK_UNINTERRUPTIBLE);
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timeout = schedule_timeout(timeout);
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sig = intr ? signal_pending(current) : 0;
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} while (!sig && timeout);
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return sig;
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}
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/* Release ioremapped memory */
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static void cx18_iounmap(struct cx18 *cx)
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{
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if (!cx)
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return;
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/* Release io memory */
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if (cx->enc_mem) {
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CX18_DEBUG_INFO("releasing enc_mem\n");
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iounmap(cx->enc_mem);
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cx->enc_mem = NULL;
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}
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}
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static void cx18_eeprom_dump(struct cx18 *cx, unsigned char *eedata, int len)
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{
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int i;
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CX18_INFO("eeprom dump:\n");
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for (i = 0; i < len; i++) {
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if (0 == (i % 16))
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CX18_INFO("eeprom %02x:", i);
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printk(KERN_CONT " %02x", eedata[i]);
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if (15 == (i % 16))
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printk(KERN_CONT "\n");
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}
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}
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/* Hauppauge card? get values from tveeprom */
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void cx18_read_eeprom(struct cx18 *cx, struct tveeprom *tv)
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{
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struct i2c_client *c;
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u8 eedata[256];
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memset(tv, 0, sizeof(*tv));
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c = kzalloc(sizeof(*c), GFP_KERNEL);
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if (!c)
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return;
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strscpy(c->name, "cx18 tveeprom tmp", sizeof(c->name));
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c->adapter = &cx->i2c_adap[0];
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c->addr = 0xa0 >> 1;
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if (tveeprom_read(c, eedata, sizeof(eedata)))
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goto ret;
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switch (cx->card->type) {
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case CX18_CARD_HVR_1600_ESMT:
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case CX18_CARD_HVR_1600_SAMSUNG:
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case CX18_CARD_HVR_1600_S5H1411:
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tveeprom_hauppauge_analog(tv, eedata);
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break;
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case CX18_CARD_YUAN_MPC718:
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case CX18_CARD_GOTVIEW_PCI_DVD3:
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tv->model = 0x718;
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cx18_eeprom_dump(cx, eedata, sizeof(eedata));
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CX18_INFO("eeprom PCI ID: %02x%02x:%02x%02x\n",
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eedata[2], eedata[1], eedata[4], eedata[3]);
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break;
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default:
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tv->model = 0xffffffff;
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cx18_eeprom_dump(cx, eedata, sizeof(eedata));
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break;
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}
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ret:
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kfree(c);
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}
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static void cx18_process_eeprom(struct cx18 *cx)
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{
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struct tveeprom tv;
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cx18_read_eeprom(cx, &tv);
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/* Many thanks to Steven Toth from Hauppauge for providing the
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model numbers */
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/* Note: the Samsung memory models cannot be reliably determined
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from the model number. Use the cardtype module option if you
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have one of these preproduction models. */
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switch (tv.model) {
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case 74301: /* Retail models */
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case 74321:
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case 74351: /* OEM models */
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case 74361:
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/* Digital side is s5h1411/tda18271 */
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cx->card = cx18_get_card(CX18_CARD_HVR_1600_S5H1411);
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break;
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case 74021: /* Retail models */
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case 74031:
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case 74041:
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case 74141:
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case 74541: /* OEM models */
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case 74551:
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case 74591:
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case 74651:
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case 74691:
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case 74751:
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case 74891:
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/* Digital side is s5h1409/mxl5005s */
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cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT);
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break;
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case 0x718:
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return;
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case 0xffffffff:
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CX18_INFO("Unknown EEPROM encoding\n");
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return;
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case 0:
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CX18_ERR("Invalid EEPROM\n");
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return;
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default:
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CX18_ERR("Unknown model %d, defaulting to original HVR-1600 (cardtype=1)\n",
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tv.model);
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cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT);
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break;
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}
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cx->v4l2_cap = cx->card->v4l2_capabilities;
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cx->card_name = cx->card->name;
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cx->card_i2c = cx->card->i2c;
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CX18_INFO("Autodetected %s\n", cx->card_name);
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if (tv.tuner_type == TUNER_ABSENT)
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CX18_ERR("tveeprom cannot autodetect tuner!\n");
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if (cx->options.tuner == -1)
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cx->options.tuner = tv.tuner_type;
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if (cx->options.radio == -1)
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cx->options.radio = (tv.has_radio != 0);
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if (cx->std != 0)
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/* user specified tuner standard */
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return;
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/* autodetect tuner standard */
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#define TVEEPROM_TUNER_FORMAT_ALL (V4L2_STD_B | V4L2_STD_GH | \
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V4L2_STD_MN | \
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V4L2_STD_PAL_I | \
|
|
V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC | \
|
|
V4L2_STD_DK)
|
|
if ((tv.tuner_formats & TVEEPROM_TUNER_FORMAT_ALL)
|
|
== TVEEPROM_TUNER_FORMAT_ALL) {
|
|
CX18_DEBUG_INFO("Worldwide tuner detected\n");
|
|
cx->std = V4L2_STD_ALL;
|
|
} else if (tv.tuner_formats & V4L2_STD_PAL) {
|
|
CX18_DEBUG_INFO("PAL tuner detected\n");
|
|
cx->std |= V4L2_STD_PAL_BG | V4L2_STD_PAL_H;
|
|
} else if (tv.tuner_formats & V4L2_STD_NTSC) {
|
|
CX18_DEBUG_INFO("NTSC tuner detected\n");
|
|
cx->std |= V4L2_STD_NTSC_M;
|
|
} else if (tv.tuner_formats & V4L2_STD_SECAM) {
|
|
CX18_DEBUG_INFO("SECAM tuner detected\n");
|
|
cx->std |= V4L2_STD_SECAM_L;
|
|
} else {
|
|
CX18_INFO("No tuner detected, default to NTSC-M\n");
|
|
cx->std |= V4L2_STD_NTSC_M;
|
|
}
|
|
}
|
|
|
|
static v4l2_std_id cx18_parse_std(struct cx18 *cx)
|
|
{
|
|
switch (pal[0]) {
|
|
case '6':
|
|
return V4L2_STD_PAL_60;
|
|
case 'b':
|
|
case 'B':
|
|
case 'g':
|
|
case 'G':
|
|
return V4L2_STD_PAL_BG;
|
|
case 'h':
|
|
case 'H':
|
|
return V4L2_STD_PAL_H;
|
|
case 'n':
|
|
case 'N':
|
|
if (pal[1] == 'c' || pal[1] == 'C')
|
|
return V4L2_STD_PAL_Nc;
|
|
return V4L2_STD_PAL_N;
|
|
case 'i':
|
|
case 'I':
|
|
return V4L2_STD_PAL_I;
|
|
case 'd':
|
|
case 'D':
|
|
case 'k':
|
|
case 'K':
|
|
return V4L2_STD_PAL_DK;
|
|
case 'M':
|
|
case 'm':
|
|
return V4L2_STD_PAL_M;
|
|
case '-':
|
|
break;
|
|
default:
|
|
CX18_WARN("pal= argument not recognised\n");
|
|
return 0;
|
|
}
|
|
|
|
switch (secam[0]) {
|
|
case 'b':
|
|
case 'B':
|
|
case 'g':
|
|
case 'G':
|
|
case 'h':
|
|
case 'H':
|
|
return V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H;
|
|
case 'd':
|
|
case 'D':
|
|
case 'k':
|
|
case 'K':
|
|
return V4L2_STD_SECAM_DK;
|
|
case 'l':
|
|
case 'L':
|
|
if (secam[1] == 'C' || secam[1] == 'c')
|
|
return V4L2_STD_SECAM_LC;
|
|
return V4L2_STD_SECAM_L;
|
|
case '-':
|
|
break;
|
|
default:
|
|
CX18_WARN("secam= argument not recognised\n");
|
|
return 0;
|
|
}
|
|
|
|
switch (ntsc[0]) {
|
|
case 'm':
|
|
case 'M':
|
|
return V4L2_STD_NTSC_M;
|
|
case 'j':
|
|
case 'J':
|
|
return V4L2_STD_NTSC_M_JP;
|
|
case 'k':
|
|
case 'K':
|
|
return V4L2_STD_NTSC_M_KR;
|
|
case '-':
|
|
break;
|
|
default:
|
|
CX18_WARN("ntsc= argument not recognised\n");
|
|
return 0;
|
|
}
|
|
|
|
/* no match found */
|
|
return 0;
|
|
}
|
|
|
|
static void cx18_process_options(struct cx18 *cx)
|
|
{
|
|
int i, j;
|
|
|
|
cx->options.megabytes[CX18_ENC_STREAM_TYPE_TS] = enc_ts_buffers;
|
|
cx->options.megabytes[CX18_ENC_STREAM_TYPE_MPG] = enc_mpg_buffers;
|
|
cx->options.megabytes[CX18_ENC_STREAM_TYPE_IDX] = enc_idx_buffers;
|
|
cx->options.megabytes[CX18_ENC_STREAM_TYPE_YUV] = enc_yuv_buffers;
|
|
cx->options.megabytes[CX18_ENC_STREAM_TYPE_VBI] = enc_vbi_buffers;
|
|
cx->options.megabytes[CX18_ENC_STREAM_TYPE_PCM] = enc_pcm_buffers;
|
|
cx->options.megabytes[CX18_ENC_STREAM_TYPE_RAD] = 0; /* control only */
|
|
|
|
cx->stream_buffers[CX18_ENC_STREAM_TYPE_TS] = enc_ts_bufs;
|
|
cx->stream_buffers[CX18_ENC_STREAM_TYPE_MPG] = enc_mpg_bufs;
|
|
cx->stream_buffers[CX18_ENC_STREAM_TYPE_IDX] = enc_idx_bufs;
|
|
cx->stream_buffers[CX18_ENC_STREAM_TYPE_YUV] = enc_yuv_bufs;
|
|
cx->stream_buffers[CX18_ENC_STREAM_TYPE_VBI] = enc_vbi_bufs;
|
|
cx->stream_buffers[CX18_ENC_STREAM_TYPE_PCM] = enc_pcm_bufs;
|
|
cx->stream_buffers[CX18_ENC_STREAM_TYPE_RAD] = 0; /* control, no data */
|
|
|
|
cx->stream_buf_size[CX18_ENC_STREAM_TYPE_TS] = enc_ts_bufsize;
|
|
cx->stream_buf_size[CX18_ENC_STREAM_TYPE_MPG] = enc_mpg_bufsize;
|
|
cx->stream_buf_size[CX18_ENC_STREAM_TYPE_IDX] = enc_idx_bufsize;
|
|
cx->stream_buf_size[CX18_ENC_STREAM_TYPE_YUV] = enc_yuv_bufsize;
|
|
cx->stream_buf_size[CX18_ENC_STREAM_TYPE_VBI] = VBI_ACTIVE_SAMPLES * 36;
|
|
cx->stream_buf_size[CX18_ENC_STREAM_TYPE_PCM] = enc_pcm_bufsize;
|
|
cx->stream_buf_size[CX18_ENC_STREAM_TYPE_RAD] = 0; /* control no data */
|
|
|
|
/* Ensure stream_buffers & stream_buf_size are valid */
|
|
for (i = 0; i < CX18_MAX_STREAMS; i++) {
|
|
if (cx->stream_buffers[i] == 0 || /* User said 0 buffers */
|
|
cx->options.megabytes[i] <= 0 || /* User said 0 MB total */
|
|
cx->stream_buf_size[i] <= 0) { /* User said buf size 0 */
|
|
cx->options.megabytes[i] = 0;
|
|
cx->stream_buffers[i] = 0;
|
|
cx->stream_buf_size[i] = 0;
|
|
continue;
|
|
}
|
|
/*
|
|
* YUV is a special case where the stream_buf_size needs to be
|
|
* an integral multiple of 33.75 kB (storage for 32 screens
|
|
* lines to maintain alignment in case of lost buffers).
|
|
*
|
|
* IDX is a special case where the stream_buf_size should be
|
|
* an integral multiple of 1.5 kB (storage for 64 index entries
|
|
* to maintain alignment in case of lost buffers).
|
|
*
|
|
*/
|
|
if (i == CX18_ENC_STREAM_TYPE_YUV) {
|
|
cx->stream_buf_size[i] *= 1024;
|
|
cx->stream_buf_size[i] -=
|
|
(cx->stream_buf_size[i] % CX18_UNIT_ENC_YUV_BUFSIZE);
|
|
|
|
if (cx->stream_buf_size[i] < CX18_UNIT_ENC_YUV_BUFSIZE)
|
|
cx->stream_buf_size[i] =
|
|
CX18_UNIT_ENC_YUV_BUFSIZE;
|
|
} else if (i == CX18_ENC_STREAM_TYPE_IDX) {
|
|
cx->stream_buf_size[i] *= 1024;
|
|
cx->stream_buf_size[i] -=
|
|
(cx->stream_buf_size[i] % CX18_UNIT_ENC_IDX_BUFSIZE);
|
|
|
|
if (cx->stream_buf_size[i] < CX18_UNIT_ENC_IDX_BUFSIZE)
|
|
cx->stream_buf_size[i] =
|
|
CX18_UNIT_ENC_IDX_BUFSIZE;
|
|
}
|
|
/*
|
|
* YUV and IDX are special cases where the stream_buf_size is
|
|
* now in bytes.
|
|
* VBI is a special case where the stream_buf_size is fixed
|
|
* and already in bytes
|
|
*/
|
|
if (i == CX18_ENC_STREAM_TYPE_VBI ||
|
|
i == CX18_ENC_STREAM_TYPE_YUV ||
|
|
i == CX18_ENC_STREAM_TYPE_IDX) {
|
|
if (cx->stream_buffers[i] < 0) {
|
|
cx->stream_buffers[i] =
|
|
cx->options.megabytes[i] * 1024 * 1024
|
|
/ cx->stream_buf_size[i];
|
|
} else {
|
|
/* N.B. This might round down to 0 */
|
|
cx->options.megabytes[i] =
|
|
cx->stream_buffers[i]
|
|
* cx->stream_buf_size[i]/(1024 * 1024);
|
|
}
|
|
} else {
|
|
/* All other streams have stream_buf_size in kB here */
|
|
if (cx->stream_buffers[i] < 0) {
|
|
cx->stream_buffers[i] =
|
|
cx->options.megabytes[i] * 1024
|
|
/ cx->stream_buf_size[i];
|
|
} else {
|
|
/* N.B. This might round down to 0 */
|
|
cx->options.megabytes[i] =
|
|
cx->stream_buffers[i]
|
|
* cx->stream_buf_size[i] / 1024;
|
|
}
|
|
/* convert from kB to bytes */
|
|
cx->stream_buf_size[i] *= 1024;
|
|
}
|
|
CX18_DEBUG_INFO("Stream type %d options: %d MB, %d buffers, %d bytes\n",
|
|
i, cx->options.megabytes[i],
|
|
cx->stream_buffers[i], cx->stream_buf_size[i]);
|
|
}
|
|
|
|
cx->options.cardtype = cardtype[cx->instance];
|
|
cx->options.tuner = tuner[cx->instance];
|
|
cx->options.radio = radio[cx->instance];
|
|
|
|
cx->std = cx18_parse_std(cx);
|
|
if (cx->options.cardtype == -1) {
|
|
CX18_INFO("Ignore card\n");
|
|
return;
|
|
}
|
|
cx->card = cx18_get_card(cx->options.cardtype - 1);
|
|
if (cx->card)
|
|
CX18_INFO("User specified %s card\n", cx->card->name);
|
|
else if (cx->options.cardtype != 0)
|
|
CX18_ERR("Unknown user specified type, trying to autodetect card\n");
|
|
if (!cx->card) {
|
|
if (cx->pci_dev->subsystem_vendor == CX18_PCI_ID_HAUPPAUGE) {
|
|
cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT);
|
|
CX18_INFO("Autodetected Hauppauge card\n");
|
|
}
|
|
}
|
|
if (!cx->card) {
|
|
for (i = 0; (cx->card = cx18_get_card(i)); i++) {
|
|
if (!cx->card->pci_list)
|
|
continue;
|
|
for (j = 0; cx->card->pci_list[j].device; j++) {
|
|
if (cx->pci_dev->device !=
|
|
cx->card->pci_list[j].device)
|
|
continue;
|
|
if (cx->pci_dev->subsystem_vendor !=
|
|
cx->card->pci_list[j].subsystem_vendor)
|
|
continue;
|
|
if (cx->pci_dev->subsystem_device !=
|
|
cx->card->pci_list[j].subsystem_device)
|
|
continue;
|
|
CX18_INFO("Autodetected %s card\n", cx->card->name);
|
|
goto done;
|
|
}
|
|
}
|
|
}
|
|
done:
|
|
|
|
if (!cx->card) {
|
|
cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT);
|
|
CX18_ERR("Unknown card: vendor/device: [%04x:%04x]\n",
|
|
cx->pci_dev->vendor, cx->pci_dev->device);
|
|
CX18_ERR(" subsystem vendor/device: [%04x:%04x]\n",
|
|
cx->pci_dev->subsystem_vendor,
|
|
cx->pci_dev->subsystem_device);
|
|
CX18_ERR("Defaulting to %s card\n", cx->card->name);
|
|
CX18_ERR("Please mail the vendor/device and subsystem vendor/device IDs and what kind of\n");
|
|
CX18_ERR("card you have to the linux-media mailinglist (www.linuxtv.org)\n");
|
|
CX18_ERR("Prefix your subject line with [UNKNOWN CX18 CARD].\n");
|
|
}
|
|
cx->v4l2_cap = cx->card->v4l2_capabilities;
|
|
cx->card_name = cx->card->name;
|
|
cx->card_i2c = cx->card->i2c;
|
|
}
|
|
|
|
static int cx18_create_in_workq(struct cx18 *cx)
|
|
{
|
|
snprintf(cx->in_workq_name, sizeof(cx->in_workq_name), "%s-in",
|
|
cx->v4l2_dev.name);
|
|
cx->in_work_queue = alloc_ordered_workqueue("%s", 0, cx->in_workq_name);
|
|
if (!cx->in_work_queue) {
|
|
CX18_ERR("Unable to create incoming mailbox handler thread\n");
|
|
return -ENOMEM;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static void cx18_init_in_work_orders(struct cx18 *cx)
|
|
{
|
|
int i;
|
|
for (i = 0; i < CX18_MAX_IN_WORK_ORDERS; i++) {
|
|
cx->in_work_order[i].cx = cx;
|
|
cx->in_work_order[i].str = cx->epu_debug_str;
|
|
INIT_WORK(&cx->in_work_order[i].work, cx18_in_work_handler);
|
|
}
|
|
}
|
|
|
|
/* Precondition: the cx18 structure has been memset to 0. Only
|
|
the dev and instance fields have been filled in.
|
|
No assumptions on the card type may be made here (see cx18_init_struct2
|
|
for that).
|
|
*/
|
|
static int cx18_init_struct1(struct cx18 *cx)
|
|
{
|
|
int ret;
|
|
|
|
cx->base_addr = pci_resource_start(cx->pci_dev, 0);
|
|
|
|
mutex_init(&cx->serialize_lock);
|
|
mutex_init(&cx->gpio_lock);
|
|
mutex_init(&cx->epu2apu_mb_lock);
|
|
mutex_init(&cx->epu2cpu_mb_lock);
|
|
|
|
ret = cx18_create_in_workq(cx);
|
|
if (ret)
|
|
return ret;
|
|
|
|
cx18_init_in_work_orders(cx);
|
|
|
|
/* start counting open_id at 1 */
|
|
cx->open_id = 1;
|
|
|
|
/* Initial settings */
|
|
cx->cxhdl.port = CX2341X_PORT_MEMORY;
|
|
cx->cxhdl.capabilities = CX2341X_CAP_HAS_TS | CX2341X_CAP_HAS_SLICED_VBI;
|
|
cx->cxhdl.ops = &cx18_cxhdl_ops;
|
|
cx->cxhdl.func = cx18_api_func;
|
|
cx->cxhdl.priv = &cx->streams[CX18_ENC_STREAM_TYPE_MPG];
|
|
ret = cx2341x_handler_init(&cx->cxhdl, 50);
|
|
if (ret)
|
|
return ret;
|
|
cx->v4l2_dev.ctrl_handler = &cx->cxhdl.hdl;
|
|
|
|
cx->temporal_strength = cx->cxhdl.video_temporal_filter->cur.val;
|
|
cx->spatial_strength = cx->cxhdl.video_spatial_filter->cur.val;
|
|
cx->filter_mode = cx->cxhdl.video_spatial_filter_mode->cur.val |
|
|
(cx->cxhdl.video_temporal_filter_mode->cur.val << 1) |
|
|
(cx->cxhdl.video_median_filter_type->cur.val << 2);
|
|
|
|
init_waitqueue_head(&cx->cap_w);
|
|
init_waitqueue_head(&cx->mb_apu_waitq);
|
|
init_waitqueue_head(&cx->mb_cpu_waitq);
|
|
init_waitqueue_head(&cx->dma_waitq);
|
|
|
|
/* VBI */
|
|
cx->vbi.in.type = V4L2_BUF_TYPE_VBI_CAPTURE;
|
|
cx->vbi.sliced_in = &cx->vbi.in.fmt.sliced;
|
|
|
|
/* IVTV style VBI insertion into MPEG streams */
|
|
INIT_LIST_HEAD(&cx->vbi.sliced_mpeg_buf.list);
|
|
INIT_LIST_HEAD(&cx->vbi.sliced_mpeg_mdl.list);
|
|
INIT_LIST_HEAD(&cx->vbi.sliced_mpeg_mdl.buf_list);
|
|
list_add(&cx->vbi.sliced_mpeg_buf.list,
|
|
&cx->vbi.sliced_mpeg_mdl.buf_list);
|
|
return 0;
|
|
}
|
|
|
|
/* Second initialization part. Here the card type has been
|
|
autodetected. */
|
|
static void cx18_init_struct2(struct cx18 *cx)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < CX18_CARD_MAX_VIDEO_INPUTS - 1; i++)
|
|
if (cx->card->video_inputs[i].video_type == 0)
|
|
break;
|
|
cx->nof_inputs = i;
|
|
for (i = 0; i < CX18_CARD_MAX_AUDIO_INPUTS - 1; i++)
|
|
if (cx->card->audio_inputs[i].audio_type == 0)
|
|
break;
|
|
cx->nof_audio_inputs = i;
|
|
|
|
/* Find tuner input */
|
|
for (i = 0; i < cx->nof_inputs; i++) {
|
|
if (cx->card->video_inputs[i].video_type ==
|
|
CX18_CARD_INPUT_VID_TUNER)
|
|
break;
|
|
}
|
|
if (i == cx->nof_inputs)
|
|
i = 0;
|
|
cx->active_input = i;
|
|
cx->audio_input = cx->card->video_inputs[i].audio_index;
|
|
}
|
|
|
|
static int cx18_setup_pci(struct cx18 *cx, struct pci_dev *pci_dev,
|
|
const struct pci_device_id *pci_id)
|
|
{
|
|
u16 cmd;
|
|
unsigned char pci_latency;
|
|
|
|
CX18_DEBUG_INFO("Enabling pci device\n");
|
|
|
|
if (pci_enable_device(pci_dev)) {
|
|
CX18_ERR("Can't enable device %d!\n", cx->instance);
|
|
return -EIO;
|
|
}
|
|
if (dma_set_mask(&pci_dev->dev, DMA_BIT_MASK(32))) {
|
|
CX18_ERR("No suitable DMA available, card %d\n", cx->instance);
|
|
return -EIO;
|
|
}
|
|
if (!request_mem_region(cx->base_addr, CX18_MEM_SIZE, "cx18 encoder")) {
|
|
CX18_ERR("Cannot request encoder memory region, card %d\n",
|
|
cx->instance);
|
|
return -EIO;
|
|
}
|
|
|
|
/* Enable bus mastering and memory mapped IO for the CX23418 */
|
|
pci_read_config_word(pci_dev, PCI_COMMAND, &cmd);
|
|
cmd |= PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER;
|
|
pci_write_config_word(pci_dev, PCI_COMMAND, cmd);
|
|
|
|
cx->card_rev = pci_dev->revision;
|
|
pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &pci_latency);
|
|
|
|
if (pci_latency < 64 && cx18_pci_latency) {
|
|
CX18_INFO("Unreasonably low latency timer, setting to 64 (was %d)\n",
|
|
pci_latency);
|
|
pci_write_config_byte(pci_dev, PCI_LATENCY_TIMER, 64);
|
|
pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &pci_latency);
|
|
}
|
|
|
|
CX18_DEBUG_INFO("cx%d (rev %d) at %02x:%02x.%x, irq: %d, latency: %d, memory: 0x%llx\n",
|
|
cx->pci_dev->device, cx->card_rev, pci_dev->bus->number,
|
|
PCI_SLOT(pci_dev->devfn), PCI_FUNC(pci_dev->devfn),
|
|
cx->pci_dev->irq, pci_latency, (u64)cx->base_addr);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void cx18_init_subdevs(struct cx18 *cx)
|
|
{
|
|
u32 hw = cx->card->hw_all;
|
|
u32 device;
|
|
int i;
|
|
|
|
for (i = 0, device = 1; i < 32; i++, device <<= 1) {
|
|
|
|
if (!(device & hw))
|
|
continue;
|
|
|
|
switch (device) {
|
|
case CX18_HW_DVB:
|
|
case CX18_HW_TVEEPROM:
|
|
/* These subordinate devices do not use probing */
|
|
cx->hw_flags |= device;
|
|
break;
|
|
case CX18_HW_418_AV:
|
|
/* The A/V decoder gets probed earlier to set PLLs */
|
|
/* Just note that the card uses it (i.e. has analog) */
|
|
cx->hw_flags |= device;
|
|
break;
|
|
case CX18_HW_GPIO_RESET_CTRL:
|
|
/*
|
|
* The Reset Controller gets probed and added to
|
|
* hw_flags earlier for i2c adapter/bus initialization
|
|
*/
|
|
break;
|
|
case CX18_HW_GPIO_MUX:
|
|
if (cx18_gpio_register(cx, device) == 0)
|
|
cx->hw_flags |= device;
|
|
break;
|
|
default:
|
|
if (cx18_i2c_register(cx, i) == 0)
|
|
cx->hw_flags |= device;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (cx->hw_flags & CX18_HW_418_AV)
|
|
cx->sd_av = cx18_find_hw(cx, CX18_HW_418_AV);
|
|
|
|
if (cx->card->hw_muxer != 0)
|
|
cx->sd_extmux = cx18_find_hw(cx, cx->card->hw_muxer);
|
|
}
|
|
|
|
static int cx18_probe(struct pci_dev *pci_dev,
|
|
const struct pci_device_id *pci_id)
|
|
{
|
|
int retval = 0;
|
|
int i;
|
|
u32 devtype;
|
|
struct cx18 *cx;
|
|
|
|
/* FIXME - module parameter arrays constrain max instances */
|
|
i = atomic_inc_return(&cx18_instance) - 1;
|
|
if (i >= CX18_MAX_CARDS) {
|
|
printk(KERN_ERR "cx18: cannot manage card %d, driver has a limit of 0 - %d\n",
|
|
i, CX18_MAX_CARDS - 1);
|
|
return -ENOMEM;
|
|
}
|
|
|
|
cx = kzalloc(sizeof(*cx), GFP_KERNEL);
|
|
if (!cx)
|
|
return -ENOMEM;
|
|
|
|
cx->pci_dev = pci_dev;
|
|
cx->instance = i;
|
|
|
|
retval = v4l2_device_register(&pci_dev->dev, &cx->v4l2_dev);
|
|
if (retval) {
|
|
printk(KERN_ERR "cx18: v4l2_device_register of card %d failed\n",
|
|
cx->instance);
|
|
kfree(cx);
|
|
return retval;
|
|
}
|
|
snprintf(cx->v4l2_dev.name, sizeof(cx->v4l2_dev.name), "cx18-%d",
|
|
cx->instance);
|
|
CX18_INFO("Initializing card %d\n", cx->instance);
|
|
|
|
cx18_process_options(cx);
|
|
if (cx->options.cardtype == -1) {
|
|
retval = -ENODEV;
|
|
goto err;
|
|
}
|
|
|
|
retval = cx18_init_struct1(cx);
|
|
if (retval)
|
|
goto err;
|
|
|
|
CX18_DEBUG_INFO("base addr: 0x%llx\n", (u64)cx->base_addr);
|
|
|
|
/* PCI Device Setup */
|
|
retval = cx18_setup_pci(cx, pci_dev, pci_id);
|
|
if (retval != 0)
|
|
goto free_workqueues;
|
|
|
|
/* map io memory */
|
|
CX18_DEBUG_INFO("attempting ioremap at 0x%llx len 0x%08x\n",
|
|
(u64)cx->base_addr + CX18_MEM_OFFSET, CX18_MEM_SIZE);
|
|
cx->enc_mem = ioremap(cx->base_addr + CX18_MEM_OFFSET,
|
|
CX18_MEM_SIZE);
|
|
if (!cx->enc_mem) {
|
|
CX18_ERR("ioremap failed. Can't get a window into CX23418 memory and register space\n");
|
|
CX18_ERR("Each capture card with a CX23418 needs 64 MB of vmalloc address space for the window\n");
|
|
CX18_ERR("Check the output of 'grep Vmalloc /proc/meminfo'\n");
|
|
CX18_ERR("Use the vmalloc= kernel command line option to set VmallocTotal to a larger value\n");
|
|
retval = -ENOMEM;
|
|
goto free_mem;
|
|
}
|
|
cx->reg_mem = cx->enc_mem + CX18_REG_OFFSET;
|
|
devtype = cx18_read_reg(cx, 0xC72028);
|
|
switch (devtype & 0xff000000) {
|
|
case 0xff000000:
|
|
CX18_INFO("cx23418 revision %08x (A)\n", devtype);
|
|
break;
|
|
case 0x01000000:
|
|
CX18_INFO("cx23418 revision %08x (B)\n", devtype);
|
|
break;
|
|
default:
|
|
CX18_INFO("cx23418 revision %08x (Unknown)\n", devtype);
|
|
break;
|
|
}
|
|
|
|
cx18_init_power(cx, 1);
|
|
cx18_init_memory(cx);
|
|
|
|
cx->scb = (struct cx18_scb __iomem *)(cx->enc_mem + SCB_OFFSET);
|
|
cx18_init_scb(cx);
|
|
|
|
cx18_gpio_init(cx);
|
|
|
|
/* Initialize integrated A/V decoder early to set PLLs, just in case */
|
|
retval = cx18_av_probe(cx);
|
|
if (retval) {
|
|
CX18_ERR("Could not register A/V decoder subdevice\n");
|
|
goto free_map;
|
|
}
|
|
|
|
/* Initialize GPIO Reset Controller to do chip resets during i2c init */
|
|
if (cx->card->hw_all & CX18_HW_GPIO_RESET_CTRL) {
|
|
if (cx18_gpio_register(cx, CX18_HW_GPIO_RESET_CTRL) != 0)
|
|
CX18_WARN("Could not register GPIO reset controllersubdevice; proceeding anyway.\n");
|
|
else
|
|
cx->hw_flags |= CX18_HW_GPIO_RESET_CTRL;
|
|
}
|
|
|
|
/* active i2c */
|
|
CX18_DEBUG_INFO("activating i2c...\n");
|
|
retval = init_cx18_i2c(cx);
|
|
if (retval) {
|
|
CX18_ERR("Could not initialize i2c\n");
|
|
goto free_map;
|
|
}
|
|
|
|
if (cx->card->hw_all & CX18_HW_TVEEPROM) {
|
|
/* Based on the model number the cardtype may be changed.
|
|
The PCI IDs are not always reliable. */
|
|
const struct cx18_card *orig_card = cx->card;
|
|
cx18_process_eeprom(cx);
|
|
|
|
if (cx->card != orig_card) {
|
|
/* Changed the cardtype; re-reset the I2C chips */
|
|
cx18_gpio_init(cx);
|
|
cx18_call_hw(cx, CX18_HW_GPIO_RESET_CTRL,
|
|
core, reset, (u32) CX18_GPIO_RESET_I2C);
|
|
}
|
|
}
|
|
if (cx->card->comment)
|
|
CX18_INFO("%s", cx->card->comment);
|
|
if (cx->card->v4l2_capabilities == 0) {
|
|
retval = -ENODEV;
|
|
goto free_i2c;
|
|
}
|
|
cx18_init_memory(cx);
|
|
cx18_init_scb(cx);
|
|
|
|
/* Register IRQ */
|
|
retval = request_irq(cx->pci_dev->irq, cx18_irq_handler,
|
|
IRQF_SHARED, cx->v4l2_dev.name, (void *)cx);
|
|
if (retval) {
|
|
CX18_ERR("Failed to register irq %d\n", retval);
|
|
goto free_i2c;
|
|
}
|
|
|
|
if (cx->std == 0)
|
|
cx->std = V4L2_STD_NTSC_M;
|
|
|
|
if (cx->options.tuner == -1) {
|
|
for (i = 0; i < CX18_CARD_MAX_TUNERS; i++) {
|
|
if ((cx->std & cx->card->tuners[i].std) == 0)
|
|
continue;
|
|
cx->options.tuner = cx->card->tuners[i].tuner;
|
|
break;
|
|
}
|
|
}
|
|
/* if no tuner was found, then pick the first tuner in the card list */
|
|
if (cx->options.tuner == -1 && cx->card->tuners[0].std) {
|
|
cx->std = cx->card->tuners[0].std;
|
|
if (cx->std & V4L2_STD_PAL)
|
|
cx->std = V4L2_STD_PAL_BG | V4L2_STD_PAL_H;
|
|
else if (cx->std & V4L2_STD_NTSC)
|
|
cx->std = V4L2_STD_NTSC_M;
|
|
else if (cx->std & V4L2_STD_SECAM)
|
|
cx->std = V4L2_STD_SECAM_L;
|
|
cx->options.tuner = cx->card->tuners[0].tuner;
|
|
}
|
|
if (cx->options.radio == -1)
|
|
cx->options.radio = (cx->card->radio_input.audio_type != 0);
|
|
|
|
/* The card is now fully identified, continue with card-specific
|
|
initialization. */
|
|
cx18_init_struct2(cx);
|
|
|
|
cx18_init_subdevs(cx);
|
|
|
|
if (cx->std & V4L2_STD_525_60)
|
|
cx->is_60hz = 1;
|
|
else
|
|
cx->is_50hz = 1;
|
|
|
|
cx2341x_handler_set_50hz(&cx->cxhdl, !cx->is_60hz);
|
|
|
|
if (cx->options.radio > 0)
|
|
cx->v4l2_cap |= V4L2_CAP_RADIO;
|
|
|
|
if (cx->options.tuner > -1) {
|
|
struct tuner_setup setup;
|
|
|
|
setup.addr = ADDR_UNSET;
|
|
setup.type = cx->options.tuner;
|
|
setup.mode_mask = T_ANALOG_TV; /* matches TV tuners */
|
|
setup.config = NULL;
|
|
if (cx->options.radio > 0)
|
|
setup.mode_mask |= T_RADIO;
|
|
setup.tuner_callback = (setup.type == TUNER_XC2028) ?
|
|
cx18_reset_tuner_gpio : NULL;
|
|
cx18_call_all(cx, tuner, s_type_addr, &setup);
|
|
if (setup.type == TUNER_XC2028) {
|
|
static struct xc2028_ctrl ctrl = {
|
|
.fname = XC2028_DEFAULT_FIRMWARE,
|
|
.max_len = 64,
|
|
};
|
|
struct v4l2_priv_tun_config cfg = {
|
|
.tuner = cx->options.tuner,
|
|
.priv = &ctrl,
|
|
};
|
|
cx18_call_all(cx, tuner, s_config, &cfg);
|
|
}
|
|
}
|
|
|
|
/* The tuner is fixed to the standard. The other inputs (e.g. S-Video)
|
|
are not. */
|
|
cx->tuner_std = cx->std;
|
|
if (cx->std == V4L2_STD_ALL)
|
|
cx->std = V4L2_STD_NTSC_M;
|
|
|
|
retval = cx18_streams_setup(cx);
|
|
if (retval) {
|
|
CX18_ERR("Error %d setting up streams\n", retval);
|
|
goto free_irq;
|
|
}
|
|
retval = cx18_streams_register(cx);
|
|
if (retval) {
|
|
CX18_ERR("Error %d registering devices\n", retval);
|
|
goto free_streams;
|
|
}
|
|
|
|
CX18_INFO("Initialized card: %s\n", cx->card_name);
|
|
|
|
/* Load cx18 submodules (cx18-alsa) */
|
|
request_modules(cx);
|
|
return 0;
|
|
|
|
free_streams:
|
|
cx18_streams_cleanup(cx, 1);
|
|
free_irq:
|
|
free_irq(cx->pci_dev->irq, (void *)cx);
|
|
free_i2c:
|
|
exit_cx18_i2c(cx);
|
|
free_map:
|
|
cx18_iounmap(cx);
|
|
free_mem:
|
|
release_mem_region(cx->base_addr, CX18_MEM_SIZE);
|
|
free_workqueues:
|
|
destroy_workqueue(cx->in_work_queue);
|
|
err:
|
|
CX18_ERR("Error %d on initialization\n", retval);
|
|
|
|
v4l2_device_unregister(&cx->v4l2_dev);
|
|
kfree(cx);
|
|
return retval;
|
|
}
|
|
|
|
int cx18_init_on_first_open(struct cx18 *cx)
|
|
{
|
|
int video_input;
|
|
int fw_retry_count = 3;
|
|
struct v4l2_frequency vf;
|
|
struct cx18_open_id fh;
|
|
v4l2_std_id std;
|
|
|
|
fh.cx = cx;
|
|
|
|
if (test_bit(CX18_F_I_FAILED, &cx->i_flags))
|
|
return -ENXIO;
|
|
|
|
if (test_and_set_bit(CX18_F_I_INITED, &cx->i_flags))
|
|
return 0;
|
|
|
|
while (--fw_retry_count > 0) {
|
|
/* load firmware */
|
|
if (cx18_firmware_init(cx) == 0)
|
|
break;
|
|
if (fw_retry_count > 1)
|
|
CX18_WARN("Retry loading firmware\n");
|
|
}
|
|
|
|
if (fw_retry_count == 0) {
|
|
set_bit(CX18_F_I_FAILED, &cx->i_flags);
|
|
return -ENXIO;
|
|
}
|
|
set_bit(CX18_F_I_LOADED_FW, &cx->i_flags);
|
|
|
|
/*
|
|
* Init the firmware twice to work around a silicon bug
|
|
* with the digital TS.
|
|
*
|
|
* The second firmware load requires us to normalize the APU state,
|
|
* or the audio for the first analog capture will be badly incorrect.
|
|
*
|
|
* I can't seem to call APU_RESETAI and have it succeed without the
|
|
* APU capturing audio, so we start and stop it here to do the reset
|
|
*/
|
|
|
|
/* MPEG Encoding, 224 kbps, MPEG Layer II, 48 ksps */
|
|
cx18_vapi(cx, CX18_APU_START, 2, CX18_APU_ENCODING_METHOD_MPEG|0xb9, 0);
|
|
cx18_vapi(cx, CX18_APU_RESETAI, 0);
|
|
cx18_vapi(cx, CX18_APU_STOP, 1, CX18_APU_ENCODING_METHOD_MPEG);
|
|
|
|
fw_retry_count = 3;
|
|
while (--fw_retry_count > 0) {
|
|
/* load firmware */
|
|
if (cx18_firmware_init(cx) == 0)
|
|
break;
|
|
if (fw_retry_count > 1)
|
|
CX18_WARN("Retry loading firmware\n");
|
|
}
|
|
|
|
if (fw_retry_count == 0) {
|
|
set_bit(CX18_F_I_FAILED, &cx->i_flags);
|
|
return -ENXIO;
|
|
}
|
|
|
|
/*
|
|
* The second firmware load requires us to normalize the APU state,
|
|
* or the audio for the first analog capture will be badly incorrect.
|
|
*
|
|
* I can't seem to call APU_RESETAI and have it succeed without the
|
|
* APU capturing audio, so we start and stop it here to do the reset
|
|
*/
|
|
|
|
/* MPEG Encoding, 224 kbps, MPEG Layer II, 48 ksps */
|
|
cx18_vapi(cx, CX18_APU_START, 2, CX18_APU_ENCODING_METHOD_MPEG|0xb9, 0);
|
|
cx18_vapi(cx, CX18_APU_RESETAI, 0);
|
|
cx18_vapi(cx, CX18_APU_STOP, 1, CX18_APU_ENCODING_METHOD_MPEG);
|
|
|
|
/* Init the A/V decoder, if it hasn't been already */
|
|
v4l2_subdev_call(cx->sd_av, core, load_fw);
|
|
|
|
vf.tuner = 0;
|
|
vf.type = V4L2_TUNER_ANALOG_TV;
|
|
vf.frequency = 6400; /* the tuner 'baseline' frequency */
|
|
|
|
/* Set initial frequency. For PAL/SECAM broadcasts no
|
|
'default' channel exists AFAIK. */
|
|
if (cx->std == V4L2_STD_NTSC_M_JP)
|
|
vf.frequency = 1460; /* ch. 1 91250*16/1000 */
|
|
else if (cx->std & V4L2_STD_NTSC_M)
|
|
vf.frequency = 1076; /* ch. 4 67250*16/1000 */
|
|
|
|
video_input = cx->active_input;
|
|
cx->active_input++; /* Force update of input */
|
|
cx18_s_input(NULL, &fh, video_input);
|
|
|
|
/* Let the VIDIOC_S_STD ioctl do all the work, keeps the code
|
|
in one place. */
|
|
cx->std++; /* Force full standard initialization */
|
|
std = (cx->tuner_std == V4L2_STD_ALL) ? V4L2_STD_NTSC_M : cx->tuner_std;
|
|
cx18_s_std(NULL, &fh, std);
|
|
cx18_s_frequency(NULL, &fh, &vf);
|
|
return 0;
|
|
}
|
|
|
|
static void cx18_cancel_in_work_orders(struct cx18 *cx)
|
|
{
|
|
int i;
|
|
for (i = 0; i < CX18_MAX_IN_WORK_ORDERS; i++)
|
|
cancel_work_sync(&cx->in_work_order[i].work);
|
|
}
|
|
|
|
static void cx18_cancel_out_work_orders(struct cx18 *cx)
|
|
{
|
|
int i;
|
|
for (i = 0; i < CX18_MAX_STREAMS; i++)
|
|
if (cx->streams[i].video_dev.v4l2_dev)
|
|
cancel_work_sync(&cx->streams[i].out_work_order);
|
|
}
|
|
|
|
static void cx18_remove(struct pci_dev *pci_dev)
|
|
{
|
|
struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev);
|
|
struct cx18 *cx = to_cx18(v4l2_dev);
|
|
int i;
|
|
|
|
CX18_DEBUG_INFO("Removing Card\n");
|
|
|
|
flush_request_modules(cx);
|
|
|
|
/* Stop all captures */
|
|
CX18_DEBUG_INFO("Stopping all streams\n");
|
|
if (atomic_read(&cx->tot_capturing) > 0)
|
|
cx18_stop_all_captures(cx);
|
|
|
|
/* Stop interrupts that cause incoming work to be queued */
|
|
cx18_sw1_irq_disable(cx, IRQ_CPU_TO_EPU | IRQ_APU_TO_EPU);
|
|
|
|
/* Incoming work can cause outgoing work, so clean up incoming first */
|
|
cx18_cancel_in_work_orders(cx);
|
|
cx18_cancel_out_work_orders(cx);
|
|
|
|
/* Stop ack interrupts that may have been needed for work to finish */
|
|
cx18_sw2_irq_disable(cx, IRQ_CPU_TO_EPU_ACK | IRQ_APU_TO_EPU_ACK);
|
|
|
|
cx18_halt_firmware(cx);
|
|
|
|
destroy_workqueue(cx->in_work_queue);
|
|
|
|
cx18_streams_cleanup(cx, 1);
|
|
|
|
exit_cx18_i2c(cx);
|
|
|
|
free_irq(cx->pci_dev->irq, (void *)cx);
|
|
|
|
cx18_iounmap(cx);
|
|
|
|
release_mem_region(cx->base_addr, CX18_MEM_SIZE);
|
|
|
|
pci_disable_device(cx->pci_dev);
|
|
|
|
if (cx->vbi.sliced_mpeg_data[0])
|
|
for (i = 0; i < CX18_VBI_FRAMES; i++)
|
|
kfree(cx->vbi.sliced_mpeg_data[i]);
|
|
|
|
v4l2_ctrl_handler_free(&cx->av_state.hdl);
|
|
|
|
CX18_INFO("Removed %s\n", cx->card_name);
|
|
|
|
v4l2_device_unregister(v4l2_dev);
|
|
kfree(cx);
|
|
}
|
|
|
|
|
|
/* define a pci_driver for card detection */
|
|
static struct pci_driver cx18_pci_driver = {
|
|
.name = "cx18",
|
|
.id_table = cx18_pci_tbl,
|
|
.probe = cx18_probe,
|
|
.remove = cx18_remove,
|
|
};
|
|
|
|
static int __init module_start(void)
|
|
{
|
|
printk(KERN_INFO "cx18: Start initialization, version %s\n",
|
|
CX18_VERSION);
|
|
|
|
/* Validate parameters */
|
|
if (cx18_first_minor < 0 || cx18_first_minor >= CX18_MAX_CARDS) {
|
|
printk(KERN_ERR "cx18: Exiting, cx18_first_minor must be between 0 and %d\n",
|
|
CX18_MAX_CARDS - 1);
|
|
return -1;
|
|
}
|
|
|
|
if (cx18_debug < 0 || cx18_debug > 511) {
|
|
cx18_debug = 0;
|
|
printk(KERN_INFO "cx18: Debug value must be >= 0 and <= 511!\n");
|
|
}
|
|
|
|
if (pci_register_driver(&cx18_pci_driver)) {
|
|
printk(KERN_ERR "cx18: Error detecting PCI card\n");
|
|
return -ENODEV;
|
|
}
|
|
printk(KERN_INFO "cx18: End initialization\n");
|
|
return 0;
|
|
}
|
|
|
|
static void __exit module_cleanup(void)
|
|
{
|
|
pci_unregister_driver(&cx18_pci_driver);
|
|
}
|
|
|
|
module_init(module_start);
|
|
module_exit(module_cleanup);
|
|
MODULE_FIRMWARE(XC2028_DEFAULT_FIRMWARE);
|