| /* |
| * cx18 driver initialization and card probing |
| * |
| * Derived from ivtv-driver.c |
| * |
| * Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl> |
| * Copyright (C) 2008 Andy Walls <awalls@md.metrocast.net> |
| * |
| * 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. |
| */ |
| |
| #include "cx18-driver.h" |
| #include "cx18-io.h" |
| #include "cx18-version.h" |
| #include "cx18-cards.h" |
| #include "cx18-i2c.h" |
| #include "cx18-irq.h" |
| #include "cx18-gpio.h" |
| #include "cx18-firmware.h" |
| #include "cx18-queue.h" |
| #include "cx18-streams.h" |
| #include "cx18-av-core.h" |
| #include "cx18-scb.h" |
| #include "cx18-mailbox.h" |
| #include "cx18-ioctl.h" |
| #include "cx18-controls.h" |
| #include "tuner-xc2028.h" |
| #include <linux/dma-mapping.h> |
| #include <media/tveeprom.h> |
| |
| /* If you have already X v4l cards, then set this to X. This way |
| the device numbers stay matched. Example: you have a WinTV card |
| without radio and a Compro H900 with. Normally this would give a |
| video1 device together with a radio0 device for the Compro. By |
| setting this to 1 you ensure that radio0 is now also radio1. */ |
| int cx18_first_minor; |
| |
| /* Callback for registering extensions */ |
| int (*cx18_ext_init)(struct cx18 *); |
| EXPORT_SYMBOL(cx18_ext_init); |
| |
| /* add your revision and whatnot here */ |
| static const struct pci_device_id cx18_pci_tbl[] = { |
| {PCI_VENDOR_ID_CX, PCI_DEVICE_ID_CX23418, |
| PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| {0,} |
| }; |
| |
| MODULE_DEVICE_TABLE(pci, cx18_pci_tbl); |
| |
| static atomic_t cx18_instance = ATOMIC_INIT(0); |
| |
| /* Parameter declarations */ |
| static int cardtype[CX18_MAX_CARDS]; |
| static int tuner[CX18_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1, |
| -1, -1, -1, -1, -1, -1, -1, -1, |
| -1, -1, -1, -1, -1, -1, -1, -1, |
| -1, -1, -1, -1, -1, -1, -1, -1 }; |
| static int radio[CX18_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1, |
| -1, -1, -1, -1, -1, -1, -1, -1, |
| -1, -1, -1, -1, -1, -1, -1, -1, |
| -1, -1, -1, -1, -1, -1, -1, -1 }; |
| static unsigned cardtype_c = 1; |
| static unsigned tuner_c = 1; |
| static unsigned radio_c = 1; |
| static char pal[] = "--"; |
| static char secam[] = "--"; |
| static char ntsc[] = "-"; |
| |
| /* Buffers */ |
| static int enc_ts_buffers = CX18_DEFAULT_ENC_TS_BUFFERS; |
| static int enc_mpg_buffers = CX18_DEFAULT_ENC_MPG_BUFFERS; |
| static int enc_idx_buffers = CX18_DEFAULT_ENC_IDX_BUFFERS; |
| static int enc_yuv_buffers = CX18_DEFAULT_ENC_YUV_BUFFERS; |
| static int enc_vbi_buffers = CX18_DEFAULT_ENC_VBI_BUFFERS; |
| static int enc_pcm_buffers = CX18_DEFAULT_ENC_PCM_BUFFERS; |
| |
| static int enc_ts_bufsize = CX18_DEFAULT_ENC_TS_BUFSIZE; |
| static int enc_mpg_bufsize = CX18_DEFAULT_ENC_MPG_BUFSIZE; |
| static int enc_idx_bufsize = CX18_DEFAULT_ENC_IDX_BUFSIZE; |
| static int enc_yuv_bufsize = CX18_DEFAULT_ENC_YUV_BUFSIZE; |
| static int enc_pcm_bufsize = CX18_DEFAULT_ENC_PCM_BUFSIZE; |
| |
| static int enc_ts_bufs = -1; |
| static int enc_mpg_bufs = -1; |
| static int enc_idx_bufs = CX18_MAX_FW_MDLS_PER_STREAM; |
| static int enc_yuv_bufs = -1; |
| static int enc_vbi_bufs = -1; |
| static int enc_pcm_bufs = -1; |
| |
| |
| static int cx18_pci_latency = 1; |
| |
| static int mmio_ndelay; |
| static int retry_mmio = 1; |
| |
| int cx18_debug; |
| |
| module_param_array(tuner, int, &tuner_c, 0644); |
| module_param_array(radio, int, &radio_c, 0644); |
| module_param_array(cardtype, int, &cardtype_c, 0644); |
| module_param_string(pal, pal, sizeof(pal), 0644); |
| module_param_string(secam, secam, sizeof(secam), 0644); |
| module_param_string(ntsc, ntsc, sizeof(ntsc), 0644); |
| module_param_named(debug, cx18_debug, int, 0644); |
| module_param(mmio_ndelay, int, 0644); |
| module_param(retry_mmio, int, 0644); |
| module_param(cx18_pci_latency, int, 0644); |
| module_param(cx18_first_minor, int, 0644); |
| |
| module_param(enc_ts_buffers, int, 0644); |
| module_param(enc_mpg_buffers, int, 0644); |
| module_param(enc_idx_buffers, int, 0644); |
| module_param(enc_yuv_buffers, int, 0644); |
| module_param(enc_vbi_buffers, int, 0644); |
| module_param(enc_pcm_buffers, int, 0644); |
| |
| module_param(enc_ts_bufsize, int, 0644); |
| module_param(enc_mpg_bufsize, int, 0644); |
| module_param(enc_idx_bufsize, int, 0644); |
| module_param(enc_yuv_bufsize, int, 0644); |
| module_param(enc_pcm_bufsize, int, 0644); |
| |
| module_param(enc_ts_bufs, int, 0644); |
| module_param(enc_mpg_bufs, int, 0644); |
| module_param(enc_idx_bufs, int, 0644); |
| module_param(enc_yuv_bufs, int, 0644); |
| module_param(enc_vbi_bufs, int, 0644); |
| module_param(enc_pcm_bufs, int, 0644); |
| |
| MODULE_PARM_DESC(tuner, "Tuner type selection,\n" |
| "\t\t\tsee tuner.h for values"); |
| MODULE_PARM_DESC(radio, |
| "Enable or disable the radio. Use only if autodetection\n" |
| "\t\t\tfails. 0 = disable, 1 = enable"); |
| MODULE_PARM_DESC(cardtype, |
| "Only use this option if your card is not detected properly.\n" |
| "\t\tSpecify card type:\n" |
| "\t\t\t 1 = Hauppauge HVR 1600 (ESMT memory)\n" |
| "\t\t\t 2 = Hauppauge HVR 1600 (Samsung memory)\n" |
| "\t\t\t 3 = Compro VideoMate H900\n" |
| "\t\t\t 4 = Yuan MPC718\n" |
| "\t\t\t 5 = Conexant Raptor PAL/SECAM\n" |
| "\t\t\t 6 = Toshiba Qosmio DVB-T/Analog\n" |
| "\t\t\t 7 = Leadtek WinFast PVR2100\n" |
| "\t\t\t 8 = Leadtek WinFast DVR3100 H\n" |
| "\t\t\t 9 = GoTView PCI DVD3 Hybrid\n" |
| "\t\t\t 10 = Hauppauge HVR 1600 (S5H1411)\n" |
| "\t\t\t 0 = Autodetect (default)\n" |
| "\t\t\t-1 = Ignore this card\n\t\t"); |
| MODULE_PARM_DESC(pal, "Set PAL standard: B, G, H, D, K, I, M, N, Nc, 60"); |
| MODULE_PARM_DESC(secam, "Set SECAM standard: B, G, H, D, K, L, LC"); |
| MODULE_PARM_DESC(ntsc, "Set NTSC standard: M, J, K"); |
| MODULE_PARM_DESC(debug, |
| "Debug level (bitmask). Default: 0\n" |
| "\t\t\t 1/0x0001: warning\n" |
| "\t\t\t 2/0x0002: info\n" |
| "\t\t\t 4/0x0004: mailbox\n" |
| "\t\t\t 8/0x0008: dma\n" |
| "\t\t\t 16/0x0010: ioctl\n" |
| "\t\t\t 32/0x0020: file\n" |
| "\t\t\t 64/0x0040: i2c\n" |
| "\t\t\t128/0x0080: irq\n" |
| "\t\t\t256/0x0100: high volume\n"); |
| MODULE_PARM_DESC(cx18_pci_latency, |
| "Change the PCI latency to 64 if lower: 0 = No, 1 = Yes,\n" |
| "\t\t\tDefault: Yes"); |
| MODULE_PARM_DESC(retry_mmio, |
| "(Deprecated) MMIO writes are now always checked and retried\n" |
| "\t\t\tEffectively: 1 [Yes]"); |
| MODULE_PARM_DESC(mmio_ndelay, |
| "(Deprecated) MMIO accesses are now never purposely delayed\n" |
| "\t\t\tEffectively: 0 ns"); |
| MODULE_PARM_DESC(enc_ts_buffers, |
| "Encoder TS buffer memory (MB). (enc_ts_bufs can override)\n" |
| "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_TS_BUFFERS)); |
| MODULE_PARM_DESC(enc_ts_bufsize, |
| "Size of an encoder TS buffer (kB)\n" |
| "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_TS_BUFSIZE)); |
| MODULE_PARM_DESC(enc_ts_bufs, |
| "Number of encoder TS buffers\n" |
| "\t\t\tDefault is computed from other enc_ts_* parameters"); |
| MODULE_PARM_DESC(enc_mpg_buffers, |
| "Encoder MPG buffer memory (MB). (enc_mpg_bufs can override)\n" |
| "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_MPG_BUFFERS)); |
| MODULE_PARM_DESC(enc_mpg_bufsize, |
| "Size of an encoder MPG buffer (kB)\n" |
| "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_MPG_BUFSIZE)); |
| MODULE_PARM_DESC(enc_mpg_bufs, |
| "Number of encoder MPG buffers\n" |
| "\t\t\tDefault is computed from other enc_mpg_* parameters"); |
| MODULE_PARM_DESC(enc_idx_buffers, |
| "(Deprecated) Encoder IDX buffer memory (MB)\n" |
| "\t\t\tIgnored, except 0 disables IDX buffer allocations\n" |
| "\t\t\tDefault: 1 [Enabled]"); |
| MODULE_PARM_DESC(enc_idx_bufsize, |
| "Size of an encoder IDX buffer (kB)\n" |
| "\t\t\tAllowed values are multiples of 1.5 kB rounded up\n" |
| "\t\t\t(multiples of size required for 64 index entries)\n" |
| "\t\t\tDefault: 2"); |
| MODULE_PARM_DESC(enc_idx_bufs, |
| "Number of encoder IDX buffers\n" |
| "\t\t\tDefault: " __stringify(CX18_MAX_FW_MDLS_PER_STREAM)); |
| MODULE_PARM_DESC(enc_yuv_buffers, |
| "Encoder YUV buffer memory (MB). (enc_yuv_bufs can override)\n" |
| "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_YUV_BUFFERS)); |
| MODULE_PARM_DESC(enc_yuv_bufsize, |
| "Size of an encoder YUV buffer (kB)\n" |
| "\t\t\tAllowed values are multiples of 33.75 kB rounded up\n" |
| "\t\t\t(multiples of size required for 32 screen lines)\n" |
| "\t\t\tDefault: 102"); |
| MODULE_PARM_DESC(enc_yuv_bufs, |
| "Number of encoder YUV buffers\n" |
| "\t\t\tDefault is computed from other enc_yuv_* parameters"); |
| MODULE_PARM_DESC(enc_vbi_buffers, |
| "Encoder VBI buffer memory (MB). (enc_vbi_bufs can override)\n" |
| "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_VBI_BUFFERS)); |
| MODULE_PARM_DESC(enc_vbi_bufs, |
| "Number of encoder VBI buffers\n" |
| "\t\t\tDefault is computed from enc_vbi_buffers"); |
| MODULE_PARM_DESC(enc_pcm_buffers, |
| "Encoder PCM buffer memory (MB). (enc_pcm_bufs can override)\n" |
| "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_PCM_BUFFERS)); |
| MODULE_PARM_DESC(enc_pcm_bufsize, |
| "Size of an encoder PCM buffer (kB)\n" |
| "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_PCM_BUFSIZE)); |
| MODULE_PARM_DESC(enc_pcm_bufs, |
| "Number of encoder PCM buffers\n" |
| "\t\t\tDefault is computed from other enc_pcm_* parameters"); |
| |
| MODULE_PARM_DESC(cx18_first_minor, |
| "Set device node number assigned to first card"); |
| |
| MODULE_AUTHOR("Hans Verkuil"); |
| MODULE_DESCRIPTION("CX23418 driver"); |
| MODULE_SUPPORTED_DEVICE("CX23418 MPEG2 encoder"); |
| MODULE_LICENSE("GPL"); |
| |
| MODULE_VERSION(CX18_VERSION); |
| |
| #if defined(CONFIG_MODULES) && defined(MODULE) |
| static void request_module_async(struct work_struct *work) |
| { |
| struct cx18 *dev = container_of(work, struct cx18, request_module_wk); |
| |
| /* Make sure cx18-alsa module is loaded */ |
| request_module("cx18-alsa"); |
| |
| /* Initialize cx18-alsa for this instance of the cx18 device */ |
| if (cx18_ext_init) |
| cx18_ext_init(dev); |
| } |
| |
| static void request_modules(struct cx18 *dev) |
| { |
| INIT_WORK(&dev->request_module_wk, request_module_async); |
| schedule_work(&dev->request_module_wk); |
| } |
| |
| static void flush_request_modules(struct cx18 *dev) |
| { |
| flush_work(&dev->request_module_wk); |
| } |
| #else |
| #define request_modules(dev) |
| #define flush_request_modules(dev) |
| #endif /* CONFIG_MODULES */ |
| |
| /* Generic utility functions */ |
| int cx18_msleep_timeout(unsigned int msecs, int intr) |
| { |
| long int timeout = msecs_to_jiffies(msecs); |
| int sig; |
| |
| do { |
| set_current_state(intr ? TASK_INTERRUPTIBLE : TASK_UNINTERRUPTIBLE); |
| timeout = schedule_timeout(timeout); |
| sig = intr ? signal_pending(current) : 0; |
| } while (!sig && timeout); |
| return sig; |
| } |
| |
| /* Release ioremapped memory */ |
| static void cx18_iounmap(struct cx18 *cx) |
| { |
| if (!cx) |
| return; |
| |
| /* Release io memory */ |
| if (cx->enc_mem) { |
| CX18_DEBUG_INFO("releasing enc_mem\n"); |
| iounmap(cx->enc_mem); |
| cx->enc_mem = NULL; |
| } |
| } |
| |
| static void cx18_eeprom_dump(struct cx18 *cx, unsigned char *eedata, int len) |
| { |
| int i; |
| |
| CX18_INFO("eeprom dump:\n"); |
| for (i = 0; i < len; i++) { |
| if (0 == (i % 16)) |
| CX18_INFO("eeprom %02x:", i); |
| printk(KERN_CONT " %02x", eedata[i]); |
| if (15 == (i % 16)) |
| printk(KERN_CONT "\n"); |
| } |
| } |
| |
| /* Hauppauge card? get values from tveeprom */ |
| void cx18_read_eeprom(struct cx18 *cx, struct tveeprom *tv) |
| { |
| struct i2c_client *c; |
| u8 eedata[256]; |
| |
| memset(tv, 0, sizeof(*tv)); |
| |
| c = kzalloc(sizeof(*c), GFP_KERNEL); |
| if (!c) |
| return; |
| |
| strscpy(c->name, "cx18 tveeprom tmp", sizeof(c->name)); |
| c->adapter = &cx->i2c_adap[0]; |
| c->addr = 0xa0 >> 1; |
| |
| if (tveeprom_read(c, eedata, sizeof(eedata))) |
| goto ret; |
| |
| switch (cx->card->type) { |
| case CX18_CARD_HVR_1600_ESMT: |
| case CX18_CARD_HVR_1600_SAMSUNG: |
| case CX18_CARD_HVR_1600_S5H1411: |
| tveeprom_hauppauge_analog(tv, eedata); |
| break; |
| case CX18_CARD_YUAN_MPC718: |
| case CX18_CARD_GOTVIEW_PCI_DVD3: |
| tv->model = 0x718; |
| cx18_eeprom_dump(cx, eedata, sizeof(eedata)); |
| CX18_INFO("eeprom PCI ID: %02x%02x:%02x%02x\n", |
| eedata[2], eedata[1], eedata[4], eedata[3]); |
| break; |
| default: |
| tv->model = 0xffffffff; |
| cx18_eeprom_dump(cx, eedata, sizeof(eedata)); |
| break; |
| } |
| |
| ret: |
| kfree(c); |
| } |
| |
| static void cx18_process_eeprom(struct cx18 *cx) |
| { |
| struct tveeprom tv; |
| |
| cx18_read_eeprom(cx, &tv); |
| |
| /* Many thanks to Steven Toth from Hauppauge for providing the |
| model numbers */ |
| /* Note: the Samsung memory models cannot be reliably determined |
| from the model number. Use the cardtype module option if you |
| have one of these preproduction models. */ |
| switch (tv.model) { |
| case 74301: /* Retail models */ |
| case 74321: |
| case 74351: /* OEM models */ |
| case 74361: |
| /* Digital side is s5h1411/tda18271 */ |
| cx->card = cx18_get_card(CX18_CARD_HVR_1600_S5H1411); |
| break; |
| case 74021: /* Retail models */ |
| case 74031: |
| case 74041: |
| case 74141: |
| case 74541: /* OEM models */ |
| case 74551: |
| case 74591: |
| case 74651: |
| case 74691: |
| case 74751: |
| case 74891: |
| /* Digital side is s5h1409/mxl5005s */ |
| cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT); |
| break; |
| case 0x718: |
| return; |
| case 0xffffffff: |
| CX18_INFO("Unknown EEPROM encoding\n"); |
| return; |
| case 0: |
| CX18_ERR("Invalid EEPROM\n"); |
| return; |
| default: |
| CX18_ERR("Unknown model %d, defaulting to original HVR-1600 (cardtype=1)\n", |
| tv.model); |
| cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT); |
| break; |
| } |
| |
| cx->v4l2_cap = cx->card->v4l2_capabilities; |
| cx->card_name = cx->card->name; |
| cx->card_i2c = cx->card->i2c; |
| |
| CX18_INFO("Autodetected %s\n", cx->card_name); |
| |
| if (tv.tuner_type == TUNER_ABSENT) |
| CX18_ERR("tveeprom cannot autodetect tuner!\n"); |
| |
| if (cx->options.tuner == -1) |
| cx->options.tuner = tv.tuner_type; |
| if (cx->options.radio == -1) |
| cx->options.radio = (tv.has_radio != 0); |
| |
| if (cx->std != 0) |
| /* user specified tuner standard */ |
| return; |
| |
| /* autodetect tuner standard */ |
| #define TVEEPROM_TUNER_FORMAT_ALL (V4L2_STD_B | V4L2_STD_GH | \ |
| V4L2_STD_MN | \ |
| 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 ivtv-devel mailinglist (www.ivtvdriver.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 (pci_set_dma_mask(pci_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_ATOMIC); |
| 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_nocache(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); |