| /* |
| * Handlers for board audio hooks, splitted from bttv-cards |
| * |
| * Copyright (c) 2006 Mauro Carvalho Chehab (mchehab@infradead.org) |
| * This code is placed under the terms of the GNU General Public License |
| */ |
| |
| #include "bttv-audio-hook.h" |
| |
| #include <linux/delay.h> |
| |
| /* ----------------------------------------------------------------------- */ |
| /* winview */ |
| |
| void winview_volume(struct bttv *btv, __u16 volume) |
| { |
| /* PT2254A programming Jon Tombs, jon@gte.esi.us.es */ |
| int bits_out, loops, vol, data; |
| |
| /* 32 levels logarithmic */ |
| vol = 32 - ((volume>>11)); |
| /* units */ |
| bits_out = (PT2254_DBS_IN_2>>(vol%5)); |
| /* tens */ |
| bits_out |= (PT2254_DBS_IN_10>>(vol/5)); |
| bits_out |= PT2254_L_CHANNEL | PT2254_R_CHANNEL; |
| data = gpio_read(); |
| data &= ~(WINVIEW_PT2254_CLK| WINVIEW_PT2254_DATA| |
| WINVIEW_PT2254_STROBE); |
| for (loops = 17; loops >= 0 ; loops--) { |
| if (bits_out & (1<<loops)) |
| data |= WINVIEW_PT2254_DATA; |
| else |
| data &= ~WINVIEW_PT2254_DATA; |
| gpio_write(data); |
| udelay(5); |
| data |= WINVIEW_PT2254_CLK; |
| gpio_write(data); |
| udelay(5); |
| data &= ~WINVIEW_PT2254_CLK; |
| gpio_write(data); |
| } |
| data |= WINVIEW_PT2254_STROBE; |
| data &= ~WINVIEW_PT2254_DATA; |
| gpio_write(data); |
| udelay(10); |
| data &= ~WINVIEW_PT2254_STROBE; |
| gpio_write(data); |
| } |
| |
| /* ----------------------------------------------------------------------- */ |
| /* mono/stereo control for various cards (which don't use i2c chips but */ |
| /* connect something to the GPIO pins */ |
| |
| void gvbctv3pci_audio(struct bttv *btv, struct v4l2_tuner *t, int set) |
| { |
| unsigned int con; |
| |
| if (!set) { |
| /* Not much to do here */ |
| t->audmode = V4L2_TUNER_MODE_LANG1; |
| t->rxsubchans = V4L2_TUNER_SUB_MONO | |
| V4L2_TUNER_SUB_STEREO | |
| V4L2_TUNER_SUB_LANG1 | |
| V4L2_TUNER_SUB_LANG2; |
| |
| return; |
| } |
| |
| gpio_inout(0x300, 0x300); |
| switch (t->audmode) { |
| case V4L2_TUNER_MODE_LANG1: |
| default: |
| con = 0x000; |
| break; |
| case V4L2_TUNER_MODE_LANG2: |
| con = 0x300; |
| break; |
| case V4L2_TUNER_MODE_STEREO: |
| con = 0x200; |
| break; |
| } |
| gpio_bits(0x300, con); |
| } |
| |
| void gvbctv5pci_audio(struct bttv *btv, struct v4l2_tuner *t, int set) |
| { |
| unsigned int val, con; |
| |
| if (btv->radio_user) |
| return; |
| |
| val = gpio_read(); |
| if (set) { |
| switch (t->audmode) { |
| case V4L2_TUNER_MODE_LANG2: |
| con = 0x300; |
| break; |
| case V4L2_TUNER_MODE_LANG1_LANG2: |
| con = 0x100; |
| break; |
| default: |
| con = 0x000; |
| break; |
| } |
| if (con != (val & 0x300)) { |
| gpio_bits(0x300, con); |
| if (bttv_gpio) |
| bttv_gpio_tracking(btv, "gvbctv5pci"); |
| } |
| } else { |
| switch (val & 0x70) { |
| case 0x10: |
| t->rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; |
| t->audmode = V4L2_TUNER_MODE_LANG1_LANG2; |
| break; |
| case 0x30: |
| t->rxsubchans = V4L2_TUNER_SUB_LANG2; |
| t->audmode = V4L2_TUNER_MODE_LANG1_LANG2; |
| break; |
| case 0x50: |
| t->rxsubchans = V4L2_TUNER_SUB_LANG1; |
| t->audmode = V4L2_TUNER_MODE_LANG1_LANG2; |
| break; |
| case 0x60: |
| t->rxsubchans = V4L2_TUNER_SUB_STEREO; |
| t->audmode = V4L2_TUNER_MODE_STEREO; |
| break; |
| case 0x70: |
| t->rxsubchans = V4L2_TUNER_SUB_MONO; |
| t->audmode = V4L2_TUNER_MODE_MONO; |
| break; |
| default: |
| t->rxsubchans = V4L2_TUNER_SUB_MONO | |
| V4L2_TUNER_SUB_STEREO | |
| V4L2_TUNER_SUB_LANG1 | |
| V4L2_TUNER_SUB_LANG2; |
| t->audmode = V4L2_TUNER_MODE_LANG1; |
| } |
| } |
| } |
| |
| /* |
| * Mario Medina Nussbaum <medisoft@alohabbs.org.mx> |
| * I discover that on BT848_GPIO_DATA address a byte 0xcce enable stereo, |
| * 0xdde enables mono and 0xccd enables sap |
| * |
| * Petr Vandrovec <VANDROVE@vc.cvut.cz> |
| * P.S.: At least mask in line above is wrong - GPIO pins 3,2 select |
| * input/output sound connection, so both must be set for output mode. |
| * |
| * Looks like it's needed only for the "tvphone", the "tvphone 98" |
| * handles this with a tda9840 |
| * |
| */ |
| |
| void avermedia_tvphone_audio(struct bttv *btv, struct v4l2_tuner *t, int set) |
| { |
| int val; |
| |
| if (!set) { |
| /* Not much to do here */ |
| t->audmode = V4L2_TUNER_MODE_LANG1; |
| t->rxsubchans = V4L2_TUNER_SUB_MONO | |
| V4L2_TUNER_SUB_STEREO | |
| V4L2_TUNER_SUB_LANG1 | |
| V4L2_TUNER_SUB_LANG2; |
| |
| return; |
| } |
| |
| switch (t->audmode) { |
| case V4L2_TUNER_MODE_LANG2: /* SAP */ |
| val = 0x02; |
| break; |
| case V4L2_TUNER_MODE_STEREO: |
| val = 0x01; |
| break; |
| default: |
| return; |
| } |
| gpio_bits(0x03, val); |
| if (bttv_gpio) |
| bttv_gpio_tracking(btv, "avermedia"); |
| } |
| |
| |
| void avermedia_tv_stereo_audio(struct bttv *btv, struct v4l2_tuner *t, int set) |
| { |
| int val = 0; |
| |
| if (!set) { |
| /* Not much to do here */ |
| t->audmode = V4L2_TUNER_MODE_LANG1; |
| t->rxsubchans = V4L2_TUNER_SUB_MONO | |
| V4L2_TUNER_SUB_STEREO | |
| V4L2_TUNER_SUB_LANG1 | |
| V4L2_TUNER_SUB_LANG2; |
| |
| return; |
| } |
| |
| switch (t->audmode) { |
| case V4L2_TUNER_MODE_LANG2: /* SAP */ |
| val = 0x01; |
| break; |
| case V4L2_TUNER_MODE_STEREO: |
| val = 0x02; |
| break; |
| default: |
| val = 0; |
| break; |
| } |
| btaor(val, ~0x03, BT848_GPIO_DATA); |
| if (bttv_gpio) |
| bttv_gpio_tracking(btv, "avermedia"); |
| } |
| |
| /* Lifetec 9415 handling */ |
| |
| void lt9415_audio(struct bttv *btv, struct v4l2_tuner *t, int set) |
| { |
| int val = 0; |
| |
| if (gpio_read() & 0x4000) { |
| t->audmode = V4L2_TUNER_MODE_MONO; |
| return; |
| } |
| |
| if (!set) { |
| /* Not much to do here */ |
| t->audmode = V4L2_TUNER_MODE_LANG1; |
| t->rxsubchans = V4L2_TUNER_SUB_MONO | |
| V4L2_TUNER_SUB_STEREO | |
| V4L2_TUNER_SUB_LANG1 | |
| V4L2_TUNER_SUB_LANG2; |
| |
| return; |
| } |
| |
| switch (t->audmode) { |
| case V4L2_TUNER_MODE_LANG2: /* A2 SAP */ |
| val = 0x0080; |
| break; |
| case V4L2_TUNER_MODE_STEREO: /* A2 stereo */ |
| val = 0x0880; |
| break; |
| default: |
| val = 0; |
| break; |
| } |
| |
| gpio_bits(0x0880, val); |
| if (bttv_gpio) |
| bttv_gpio_tracking(btv, "lt9415"); |
| } |
| |
| /* TDA9821 on TerraTV+ Bt848, Bt878 */ |
| void terratv_audio(struct bttv *btv, struct v4l2_tuner *t, int set) |
| { |
| unsigned int con = 0; |
| |
| if (!set) { |
| /* Not much to do here */ |
| t->audmode = V4L2_TUNER_MODE_LANG1; |
| t->rxsubchans = V4L2_TUNER_SUB_MONO | |
| V4L2_TUNER_SUB_STEREO | |
| V4L2_TUNER_SUB_LANG1 | |
| V4L2_TUNER_SUB_LANG2; |
| |
| return; |
| } |
| |
| gpio_inout(0x180000, 0x180000); |
| switch (t->audmode) { |
| case V4L2_TUNER_MODE_LANG2: |
| con = 0x080000; |
| break; |
| case V4L2_TUNER_MODE_STEREO: |
| con = 0x180000; |
| break; |
| default: |
| con = 0; |
| break; |
| } |
| gpio_bits(0x180000, con); |
| if (bttv_gpio) |
| bttv_gpio_tracking(btv, "terratv"); |
| } |
| |
| |
| void winfast2000_audio(struct bttv *btv, struct v4l2_tuner *t, int set) |
| { |
| unsigned long val; |
| |
| if (!set) { |
| /* Not much to do here */ |
| t->audmode = V4L2_TUNER_MODE_LANG1; |
| t->rxsubchans = V4L2_TUNER_SUB_MONO | |
| V4L2_TUNER_SUB_STEREO | |
| V4L2_TUNER_SUB_LANG1 | |
| V4L2_TUNER_SUB_LANG2; |
| |
| return; |
| } |
| |
| /*btor (0xc32000, BT848_GPIO_OUT_EN);*/ |
| switch (t->audmode) { |
| case V4L2_TUNER_MODE_MONO: |
| case V4L2_TUNER_MODE_LANG1: |
| val = 0x420000; |
| break; |
| case V4L2_TUNER_MODE_LANG2: /* SAP */ |
| val = 0x410000; |
| break; |
| case V4L2_TUNER_MODE_STEREO: |
| val = 0x020000; |
| break; |
| default: |
| return; |
| } |
| |
| gpio_bits(0x430000, val); |
| if (bttv_gpio) |
| bttv_gpio_tracking(btv, "winfast2000"); |
| } |
| |
| /* |
| * Dariusz Kowalewski <darekk@automex.pl> |
| * sound control for Prolink PV-BT878P+9B (PixelView PlayTV Pro FM+NICAM |
| * revision 9B has on-board TDA9874A sound decoder). |
| * |
| * Note: There are card variants without tda9874a. Forcing the "stereo sound route" |
| * will mute this cards. |
| */ |
| void pvbt878p9b_audio(struct bttv *btv, struct v4l2_tuner *t, int set) |
| { |
| unsigned int val = 0; |
| |
| if (btv->radio_user) |
| return; |
| |
| if (!set) { |
| /* Not much to do here */ |
| t->audmode = V4L2_TUNER_MODE_LANG1; |
| t->rxsubchans = V4L2_TUNER_SUB_MONO | |
| V4L2_TUNER_SUB_STEREO | |
| V4L2_TUNER_SUB_LANG1 | |
| V4L2_TUNER_SUB_LANG2; |
| |
| return; |
| } |
| |
| switch (t->audmode) { |
| case V4L2_TUNER_MODE_MONO: |
| val = 0x01; |
| break; |
| case V4L2_TUNER_MODE_LANG1: |
| case V4L2_TUNER_MODE_LANG2: |
| case V4L2_TUNER_MODE_STEREO: |
| val = 0x02; |
| break; |
| default: |
| return; |
| } |
| |
| gpio_bits(0x03, val); |
| if (bttv_gpio) |
| bttv_gpio_tracking(btv, "pvbt878p9b"); |
| } |
| |
| /* |
| * Dariusz Kowalewski <darekk@automex.pl> |
| * sound control for FlyVideo 2000S (with tda9874 decoder) |
| * based on pvbt878p9b_audio() - this is not tested, please fix!!! |
| */ |
| void fv2000s_audio(struct bttv *btv, struct v4l2_tuner *t, int set) |
| { |
| unsigned int val; |
| |
| if (btv->radio_user) |
| return; |
| |
| if (!set) { |
| /* Not much to do here */ |
| t->audmode = V4L2_TUNER_MODE_LANG1; |
| t->rxsubchans = V4L2_TUNER_SUB_MONO | |
| V4L2_TUNER_SUB_STEREO | |
| V4L2_TUNER_SUB_LANG1 | |
| V4L2_TUNER_SUB_LANG2; |
| |
| return; |
| } |
| |
| switch (t->audmode) { |
| case V4L2_TUNER_MODE_MONO: |
| val = 0x0000; |
| break; |
| case V4L2_TUNER_MODE_LANG1: |
| case V4L2_TUNER_MODE_LANG2: |
| case V4L2_TUNER_MODE_STEREO: |
| val = 0x1080; /*-dk-???: 0x0880, 0x0080, 0x1800 ... */ |
| break; |
| default: |
| return; |
| } |
| gpio_bits(0x1800, val); |
| if (bttv_gpio) |
| bttv_gpio_tracking(btv, "fv2000s"); |
| } |
| |
| /* |
| * sound control for Canopus WinDVR PCI |
| * Masaki Suzuki <masaki@btree.org> |
| */ |
| void windvr_audio(struct bttv *btv, struct v4l2_tuner *t, int set) |
| { |
| unsigned long val; |
| |
| if (!set) { |
| /* Not much to do here */ |
| t->audmode = V4L2_TUNER_MODE_LANG1; |
| t->rxsubchans = V4L2_TUNER_SUB_MONO | |
| V4L2_TUNER_SUB_STEREO | |
| V4L2_TUNER_SUB_LANG1 | |
| V4L2_TUNER_SUB_LANG2; |
| |
| return; |
| } |
| |
| switch (t->audmode) { |
| case V4L2_TUNER_MODE_MONO: |
| val = 0x040000; |
| break; |
| case V4L2_TUNER_MODE_LANG2: |
| val = 0x100000; |
| break; |
| default: |
| return; |
| } |
| |
| gpio_bits(0x140000, val); |
| if (bttv_gpio) |
| bttv_gpio_tracking(btv, "windvr"); |
| } |
| |
| /* |
| * sound control for AD-TVK503 |
| * Hiroshi Takekawa <sian@big.or.jp> |
| */ |
| void adtvk503_audio(struct bttv *btv, struct v4l2_tuner *t, int set) |
| { |
| unsigned int con = 0xffffff; |
| |
| /* btaor(0x1e0000, ~0x1e0000, BT848_GPIO_OUT_EN); */ |
| |
| if (!set) { |
| /* Not much to do here */ |
| t->audmode = V4L2_TUNER_MODE_LANG1; |
| t->rxsubchans = V4L2_TUNER_SUB_MONO | |
| V4L2_TUNER_SUB_STEREO | |
| V4L2_TUNER_SUB_LANG1 | |
| V4L2_TUNER_SUB_LANG2; |
| |
| return; |
| } |
| |
| /* btor(***, BT848_GPIO_OUT_EN); */ |
| switch (t->audmode) { |
| case V4L2_TUNER_MODE_LANG1: |
| con = 0x00000000; |
| break; |
| case V4L2_TUNER_MODE_LANG2: |
| con = 0x00180000; |
| break; |
| case V4L2_TUNER_MODE_STEREO: |
| con = 0x00000000; |
| break; |
| case V4L2_TUNER_MODE_MONO: |
| con = 0x00060000; |
| break; |
| default: |
| return; |
| } |
| |
| gpio_bits(0x1e0000, con); |
| if (bttv_gpio) |
| bttv_gpio_tracking(btv, "adtvk503"); |
| } |
