diff options
Diffstat (limited to 'drivers/media/video/cx25840')
-rw-r--r-- | drivers/media/video/cx25840/cx25840-audio.c | 65 | ||||
-rw-r--r-- | drivers/media/video/cx25840/cx25840-core.c | 219 | ||||
-rw-r--r-- | drivers/media/video/cx25840/cx25840-core.h | 1 | ||||
-rw-r--r-- | drivers/media/video/cx25840/cx25840-firmware.c | 5 |
4 files changed, 253 insertions, 37 deletions
diff --git a/drivers/media/video/cx25840/cx25840-audio.c b/drivers/media/video/cx25840/cx25840-audio.c index 51fc0af..d6421e1 100644 --- a/drivers/media/video/cx25840/cx25840-audio.c +++ b/drivers/media/video/cx25840/cx25840-audio.c @@ -32,11 +32,17 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq) /* common for all inputs and rates */ /* SA_MCLK_SEL=1, SA_MCLK_DIV=0x10 */ - cx25840_write(client, 0x127, 0x50); + if (!state->is_cx23885) + cx25840_write(client, 0x127, 0x50); if (state->aud_input != CX25840_AUDIO_SERIAL) { switch (freq) { case 32000: + if (state->is_cx23885) { + /* We don't have register values + * so avoid destroying registers. */ + break; + } /* VID_PLL and AUX_PLL */ cx25840_write4(client, 0x108, 0x1006040f); @@ -53,6 +59,11 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq) break; case 44100: + if (state->is_cx23885) { + /* We don't have register values + * so avoid destroying registers. */ + break; + } /* VID_PLL and AUX_PLL */ cx25840_write4(client, 0x108, 0x1009040f); @@ -69,6 +80,11 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq) break; case 48000: + if (state->is_cx23885) { + /* We don't have register values + * so avoid destroying registers. */ + break; + } /* VID_PLL and AUX_PLL */ cx25840_write4(client, 0x108, 0x100a040f); @@ -87,6 +103,11 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq) } else { switch (freq) { case 32000: + if (state->is_cx23885) { + /* We don't have register values + * so avoid destroying registers. */ + break; + } /* VID_PLL and AUX_PLL */ cx25840_write4(client, 0x108, 0x1e08040f); @@ -109,6 +130,12 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq) break; case 44100: + if (state->is_cx23885) { + /* We don't have register values + * so avoid destroying registers. */ + break; + } + /* VID_PLL and AUX_PLL */ cx25840_write4(client, 0x108, 0x1809040f); @@ -128,22 +155,33 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq) break; case 48000: - /* VID_PLL and AUX_PLL */ - cx25840_write4(client, 0x108, 0x180a040f); + if (!state->is_cx23885) { + /* VID_PLL and AUX_PLL */ + cx25840_write4(client, 0x108, 0x180a040f); - /* AUX_PLL_FRAC */ - cx25840_write4(client, 0x110, 0x0098d6e5); + /* AUX_PLL_FRAC */ + cx25840_write4(client, 0x110, 0x0098d6e5); + } if (state->is_cx25836) break; - /* src1_ctl = 0x08010000 */ - cx25840_write4(client, 0x8f8, 0x08018000); + if (!state->is_cx23885) { + /* src1_ctl */ + cx25840_write4(client, 0x8f8, 0x08018000); - /* src3/4/6_ctl = 0x08020000 */ - cx25840_write4(client, 0x900, 0x08015555); - cx25840_write4(client, 0x904, 0x08015555); - cx25840_write4(client, 0x90c, 0x08015555); + /* src3/4/6_ctl */ + cx25840_write4(client, 0x900, 0x08015555); + cx25840_write4(client, 0x904, 0x08015555); + cx25840_write4(client, 0x90c, 0x08015555); + } else { + + cx25840_write4(client, 0x8f8, 0x0801867c); + + cx25840_write4(client, 0x900, 0x08014faa); + cx25840_write4(client, 0x904, 0x08014faa); + cx25840_write4(client, 0x90c, 0x08014faa); + } break; } } @@ -188,6 +226,11 @@ void cx25840_audio_set_path(struct i2c_client *client) /* deassert soft reset */ cx25840_and_or(client, 0x810, ~0x1, 0x00); + + if (state->is_cx23885) { + /* Ensure the controller is running when we exit */ + cx25840_and_or(client, 0x803, ~0x10, 0x10); + } } static int get_volume(struct i2c_client *client) diff --git a/drivers/media/video/cx25840/cx25840-core.c b/drivers/media/video/cx25840/cx25840-core.c index 0d3d24a..756a1ee 100644 --- a/drivers/media/video/cx25840/cx25840-core.c +++ b/drivers/media/video/cx25840/cx25840-core.c @@ -13,6 +13,8 @@ * NTSC sliced VBI support by Christopher Neufeld <television@cneufeld.ca> * with additional fixes by Hans Verkuil <hverkuil@xs4all.nl>. * + * CX23885 support by Steven Toth <stoth@hauppauge.com>. + * * 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 @@ -255,6 +257,96 @@ static void cx25840_initialize(struct i2c_client *client) cx25840_and_or(client, 0x803, ~0x10, 0x10); } +static void cx23885_initialize(struct i2c_client *client) +{ + DEFINE_WAIT(wait); + struct cx25840_state *state = i2c_get_clientdata(client); + struct workqueue_struct *q; + + /* Internal Reset */ + cx25840_and_or(client, 0x102, ~0x01, 0x01); + cx25840_and_or(client, 0x102, ~0x01, 0x00); + + /* Stop microcontroller */ + cx25840_and_or(client, 0x803, ~0x10, 0x00); + + /* DIF in reset? */ + cx25840_write(client, 0x398, 0); + + /* Trust the default xtal, no division */ + /* This changes for the cx23888 products */ + cx25840_write(client, 0x2, 0x76); + + /* Bring down the regulator for AUX clk */ + cx25840_write(client, 0x1, 0x40); + + /* Sys PLL frac */ + cx25840_write4(client, 0x11c, 0x01d1744c); + + /* Sys PLL int */ + cx25840_write4(client, 0x118, 0x00000416); + + /* Disable DIF bypass */ + cx25840_write4(client, 0x33c, 0x00000001); + + /* DIF Src phase inc */ + cx25840_write4(client, 0x340, 0x0df7df83); + + /* Vid PLL frac */ + cx25840_write4(client, 0x10c, 0x01b6db7b); + + /* Vid PLL int */ + cx25840_write4(client, 0x108, 0x00000512); + + /* Luma */ + cx25840_write4(client, 0x414, 0x00107d12); + + /* Chroma */ + cx25840_write4(client, 0x420, 0x3d008282); + + /* Aux PLL frac */ + cx25840_write4(client, 0x114, 0x017dbf48); + + /* Aux PLL int */ + cx25840_write4(client, 0x110, 0x000a030e); + + /* ADC2 input select */ + cx25840_write(client, 0x102, 0x10); + + /* VIN1 & VIN5 */ + cx25840_write(client, 0x103, 0x11); + + /* Enable format auto detect */ + cx25840_write(client, 0x400, 0); + /* Fast subchroma lock */ + /* White crush, Chroma AGC & Chroma Killer enabled */ + cx25840_write(client, 0x401, 0xe8); + + /* Select AFE clock pad output source */ + cx25840_write(client, 0x144, 0x05); + + /* Do the firmware load in a work handler to prevent. + Otherwise the kernel is blocked waiting for the + bit-banging i2c interface to finish uploading the + firmware. */ + INIT_WORK(&state->fw_work, cx25840_work_handler); + init_waitqueue_head(&state->fw_wait); + q = create_singlethread_workqueue("cx25840_fw"); + prepare_to_wait(&state->fw_wait, &wait, TASK_UNINTERRUPTIBLE); + queue_work(q, &state->fw_work); + schedule(); + finish_wait(&state->fw_wait, &wait); + destroy_workqueue(q); + + cx25840_vbi_setup(client); + + /* (re)set input */ + set_input(client, state->vid_input, state->aud_input); + + /* start microcontroller */ + cx25840_and_or(client, 0x803, ~0x10, 0x10); +} + /* ----------------------------------------------------------------------- */ static void input_change(struct i2c_client *client) @@ -318,9 +410,22 @@ static int set_input(struct i2c_client *client, enum cx25840_video_input vid_inp vid_input <= CX25840_COMPOSITE8); u8 reg; - v4l_dbg(1, cx25840_debug, client, "decoder set video input %d, audio input %d\n", - vid_input, aud_input); + v4l_dbg(1, cx25840_debug, client, + "decoder set video input %d, audio input %d\n", + vid_input, aud_input); + if (vid_input >= CX25840_VIN1_CH1) { + v4l_dbg(1, cx25840_debug, client, "vid_input 0x%x\n", + vid_input); + reg = vid_input & 0xff; + if ((vid_input & CX25840_SVIDEO_ON) == CX25840_SVIDEO_ON) + is_composite = 0; + else + is_composite = 1; + + v4l_dbg(1, cx25840_debug, client, "mux cfg 0x%x comp=%d\n", + reg, is_composite); + } else if (is_composite) { reg = 0xf0 + (vid_input - CX25840_COMPOSITE1); } else { @@ -330,7 +435,8 @@ static int set_input(struct i2c_client *client, enum cx25840_video_input vid_inp if ((vid_input & ~0xff0) || luma < CX25840_SVIDEO_LUMA1 || luma > CX25840_SVIDEO_LUMA4 || chroma < CX25840_SVIDEO_CHROMA4 || chroma > CX25840_SVIDEO_CHROMA8) { - v4l_err(client, "0x%04x is not a valid video input!\n", vid_input); + v4l_err(client, "0x%04x is not a valid video input!\n", + vid_input); return -EINVAL; } reg = 0xf0 + ((luma - CX25840_SVIDEO_LUMA1) >> 4); @@ -343,31 +449,49 @@ static int set_input(struct i2c_client *client, enum cx25840_video_input vid_inp } } - switch (aud_input) { - case CX25840_AUDIO_SERIAL: - /* do nothing, use serial audio input */ - break; - case CX25840_AUDIO4: reg &= ~0x30; break; - case CX25840_AUDIO5: reg &= ~0x30; reg |= 0x10; break; - case CX25840_AUDIO6: reg &= ~0x30; reg |= 0x20; break; - case CX25840_AUDIO7: reg &= ~0xc0; break; - case CX25840_AUDIO8: reg &= ~0xc0; reg |= 0x40; break; + /* The caller has previously prepared the correct routing + * configuration in reg (for the cx23885) so we have no + * need to attempt to flip bits for earlier av decoders. + */ + if (!state->is_cx23885) { + switch (aud_input) { + case CX25840_AUDIO_SERIAL: + /* do nothing, use serial audio input */ + break; + case CX25840_AUDIO4: reg &= ~0x30; break; + case CX25840_AUDIO5: reg &= ~0x30; reg |= 0x10; break; + case CX25840_AUDIO6: reg &= ~0x30; reg |= 0x20; break; + case CX25840_AUDIO7: reg &= ~0xc0; break; + case CX25840_AUDIO8: reg &= ~0xc0; reg |= 0x40; break; - default: - v4l_err(client, "0x%04x is not a valid audio input!\n", aud_input); - return -EINVAL; + default: + v4l_err(client, "0x%04x is not a valid audio input!\n", + aud_input); + return -EINVAL; + } } cx25840_write(client, 0x103, reg); + /* Set INPUT_MODE to Composite (0) or S-Video (1) */ cx25840_and_or(client, 0x401, ~0x6, is_composite ? 0 : 0x02); - /* Set CH_SEL_ADC2 to 1 if input comes from CH3 */ - cx25840_and_or(client, 0x102, ~0x2, (reg & 0x80) == 0 ? 2 : 0); - /* Set DUAL_MODE_ADC2 to 1 if input comes from both CH2 and CH3 */ - if ((reg & 0xc0) != 0xc0 && (reg & 0x30) != 0x30) - cx25840_and_or(client, 0x102, ~0x4, 4); - else - cx25840_and_or(client, 0x102, ~0x4, 0); + + if (!state->is_cx23885) { + /* Set CH_SEL_ADC2 to 1 if input comes from CH3 */ + cx25840_and_or(client, 0x102, ~0x2, (reg & 0x80) == 0 ? 2 : 0); + /* Set DUAL_MODE_ADC2 to 1 if input comes from both CH2&CH3 */ + if ((reg & 0xc0) != 0xc0 && (reg & 0x30) != 0x30) + cx25840_and_or(client, 0x102, ~0x4, 4); + else + cx25840_and_or(client, 0x102, ~0x4, 0); + } else { + if (is_composite) + /* ADC2 input select channel 2 */ + cx25840_and_or(client, 0x102, ~0x2, 0); + else + /* ADC2 input select channel 3 */ + cx25840_and_or(client, 0x102, ~0x2, 2); + } state->vid_input = vid_input; state->aud_input = aud_input; @@ -375,6 +499,25 @@ static int set_input(struct i2c_client *client, enum cx25840_video_input vid_inp cx25840_audio_set_path(client); input_change(client); } + + if (state->is_cx23885) { + /* Audio channel 1 src : Parallel 1 */ + cx25840_write(client, 0x124, 0x03); + + /* Select AFE clock pad output source */ + cx25840_write(client, 0x144, 0x05); + + /* I2S_IN_CTL: I2S_IN_SONY_MODE, LEFT SAMPLE on WS=1 */ + cx25840_write(client, 0x914, 0xa0); + + /* I2S_OUT_CTL: + * I2S_IN_SONY_MODE, LEFT SAMPLE on WS=1 + * I2S_OUT_MASTER_MODE = Master + */ + cx25840_write(client, 0x918, 0xa0); + cx25840_write(client, 0x919, 0x01); + } + return 0; } @@ -853,6 +996,8 @@ static int cx25840_command(struct i2c_client *client, unsigned int cmd, state->is_initialized = 1; if (state->is_cx25836) cx25836_initialize(client); + else if (state->is_cx23885) + cx23885_initialize(client); else cx25840_initialize(client); } @@ -870,6 +1015,7 @@ static int cx25840_command(struct i2c_client *client, unsigned int cmd, return -EINVAL; if (!capable(CAP_SYS_ADMIN)) return -EPERM; + if (cmd == VIDIOC_DBG_G_REGISTER) reg->val = cx25840_read(client, reg->reg & 0x0fff); else @@ -886,14 +1032,26 @@ static int cx25840_command(struct i2c_client *client, unsigned int cmd, case VIDIOC_STREAMON: v4l_dbg(1, cx25840_debug, client, "enable output\n"); - cx25840_write(client, 0x115, state->is_cx25836 ? 0x0c : 0x8c); - cx25840_write(client, 0x116, state->is_cx25836 ? 0x04 : 0x07); + if (state->is_cx23885) { + u8 v = (cx25840_read(client, 0x421) | 0x0b); + cx25840_write(client, 0x421, v); + } else { + cx25840_write(client, 0x115, + state->is_cx25836 ? 0x0c : 0x8c); + cx25840_write(client, 0x116, + state->is_cx25836 ? 0x04 : 0x07); + } break; case VIDIOC_STREAMOFF: v4l_dbg(1, cx25840_debug, client, "disable output\n"); - cx25840_write(client, 0x115, 0x00); - cx25840_write(client, 0x116, 0x00); + if (state->is_cx23885) { + u8 v = cx25840_read(client, 0x421) & ~(0x0b); + cx25840_write(client, 0x421, v); + } else { + cx25840_write(client, 0x115, 0x00); + cx25840_write(client, 0x116, 0x00); + } break; case VIDIOC_LOG_STATUS: @@ -1056,6 +1214,8 @@ static int cx25840_command(struct i2c_client *client, unsigned int cmd, case VIDIOC_INT_RESET: if (state->is_cx25836) cx25836_initialize(client); + else if (state->is_cx23885) + cx23885_initialize(client); else cx25840_initialize(client); break; @@ -1086,6 +1246,7 @@ static int cx25840_probe(struct i2c_client *client) device_id = cx25840_read(client, 0x101) << 8; device_id |= cx25840_read(client, 0x100); + v4l_dbg(1, cx25840_debug, client, "device_id = 0x%04x\n", device_id); /* The high byte of the device ID should be * 0x83 for the cx2583x and 0x84 for the cx2584x */ @@ -1094,6 +1255,10 @@ static int cx25840_probe(struct i2c_client *client) } else if ((device_id & 0xff00) == 0x8400) { id = V4L2_IDENT_CX25840 + ((device_id >> 4) & 0xf); + } else if (device_id == 0x0000) { + id = V4L2_IDENT_CX25836 + ((device_id >> 4) & 0xf) - 6; + } else if (device_id == 0x1313) { + id = V4L2_IDENT_CX25836 + ((device_id >> 4) & 0xf) - 6; } else { v4l_dbg(1, cx25840_debug, client, "cx25840 not found\n"); @@ -1115,6 +1280,7 @@ static int cx25840_probe(struct i2c_client *client) i2c_set_clientdata(client, state); state->c = client; state->is_cx25836 = ((device_id & 0xff00) == 0x8300); + state->is_cx23885 = (device_id == 0x0000) || (device_id == 0x1313); state->vid_input = CX25840_COMPOSITE7; state->aud_input = CX25840_AUDIO8; state->audclk_freq = 48000; @@ -1124,6 +1290,7 @@ static int cx25840_probe(struct i2c_client *client) state->vbi_line_offset = 8; state->id = id; state->rev = device_id; + return 0; } diff --git a/drivers/media/video/cx25840/cx25840-core.h b/drivers/media/video/cx25840/cx25840-core.h index ea669b1..95093ed 100644 --- a/drivers/media/video/cx25840/cx25840-core.h +++ b/drivers/media/video/cx25840/cx25840-core.h @@ -47,6 +47,7 @@ struct cx25840_state { u32 id; u32 rev; int is_cx25836; + int is_cx23885; int is_initialized; wait_queue_head_t fw_wait; /* wake up when the fw load is finished */ struct work_struct fw_work; /* work entry for fw load */ diff --git a/drivers/media/video/cx25840/cx25840-firmware.c b/drivers/media/video/cx25840/cx25840-firmware.c index e852024..1ddf724 100644 --- a/drivers/media/video/cx25840/cx25840-firmware.c +++ b/drivers/media/video/cx25840/cx25840-firmware.c @@ -24,6 +24,7 @@ #include "cx25840-core.h" #define FWFILE "v4l-cx25840.fw" +#define FWFILE_CX23885 "v4l-cx23885-avcore-01.fw" /* * Mike Isely <isely@pobox.com> - The FWSEND parameter controls the @@ -92,10 +93,14 @@ static int fw_write(struct i2c_client *client, u8 * data, int size) int cx25840_loadfw(struct i2c_client *client) { + struct cx25840_state *state = i2c_get_clientdata(client); const struct firmware *fw = NULL; u8 buffer[4], *ptr; int size, send, retval; + if (state->is_cx23885) + firmware = FWFILE_CX23885; + if (request_firmware(&fw, firmware, FWDEV(client)) != 0) { v4l_err(client, "unable to open firmware %s\n", firmware); return -EINVAL; |