^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) //
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) // ctu.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) //
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) // Copyright (c) 2015 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) #include "rsnd.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #define CTU_NAME_SIZE 16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #define CTU_NAME "ctu"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) * User needs to setup CTU by amixer, and its settings are
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) * based on below registers
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) * CTUn_CPMDR : amixser set "CTU Pass"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) * CTUn_SV0xR : amixser set "CTU SV0"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) * CTUn_SV1xR : amixser set "CTU SV1"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) * CTUn_SV2xR : amixser set "CTU SV2"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) * CTUn_SV3xR : amixser set "CTU SV3"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) * [CTU Pass]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) * 0000: default
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) * 0001: Connect input data of channel 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) * 0010: Connect input data of channel 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) * 0011: Connect input data of channel 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) * 0100: Connect input data of channel 3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) * 0101: Connect input data of channel 4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) * 0110: Connect input data of channel 5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) * 0111: Connect input data of channel 6
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) * 1000: Connect input data of channel 7
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) * 1001: Connect calculated data by scale values of matrix row 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) * 1010: Connect calculated data by scale values of matrix row 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) * 1011: Connect calculated data by scale values of matrix row 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) * 1100: Connect calculated data by scale values of matrix row 3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) * [CTU SVx]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) * [Output0] = [SV00, SV01, SV02, SV03, SV04, SV05, SV06, SV07]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) * [Output1] = [SV10, SV11, SV12, SV13, SV14, SV15, SV16, SV17]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) * [Output2] = [SV20, SV21, SV22, SV23, SV24, SV25, SV26, SV27]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) * [Output3] = [SV30, SV31, SV32, SV33, SV34, SV35, SV36, SV37]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) * [Output4] = [ 0, 0, 0, 0, 0, 0, 0, 0 ]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) * [Output5] = [ 0, 0, 0, 0, 0, 0, 0, 0 ]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) * [Output6] = [ 0, 0, 0, 0, 0, 0, 0, 0 ]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) * [Output7] = [ 0, 0, 0, 0, 0, 0, 0, 0 ]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) * [SVxx]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) * Plus Minus
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) * value time dB value time dB
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) * -----------------------------------------------------------------------
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) * H'7F_FFFF 2 6 H'80_0000 2 6
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) * ...
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) * H'40_0000 1 0 H'C0_0000 1 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) * ...
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) * H'00_0001 2.38 x 10^-7 -132
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) * H'00_0000 0 Mute H'FF_FFFF 2.38 x 10^-7 -132
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) * Ex) Input ch -> Output ch
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) * 1ch -> 0ch
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) * 0ch -> 1ch
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) * amixer set "CTU Reset" on
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) * amixer set "CTU Pass" 9,10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) * amixer set "CTU SV0" 0,4194304
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) * amixer set "CTU SV1" 4194304,0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) * or
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) * amixer set "CTU Reset" on
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) * amixer set "CTU Pass" 2,1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) struct rsnd_ctu {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) struct rsnd_mod mod;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) struct rsnd_kctrl_cfg_m pass;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) struct rsnd_kctrl_cfg_m sv[4];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) struct rsnd_kctrl_cfg_s reset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) int channels;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) u32 flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) #define KCTRL_INITIALIZED (1 << 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) #define rsnd_ctu_nr(priv) ((priv)->ctu_nr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) #define for_each_rsnd_ctu(pos, priv, i) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) for ((i) = 0; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) ((i) < rsnd_ctu_nr(priv)) && \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) ((pos) = (struct rsnd_ctu *)(priv)->ctu + i); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) #define rsnd_mod_to_ctu(_mod) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) container_of((_mod), struct rsnd_ctu, mod)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) #define rsnd_ctu_get(priv, id) ((struct rsnd_ctu *)(priv->ctu) + id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) static void rsnd_ctu_activation(struct rsnd_mod *mod)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) rsnd_mod_write(mod, CTU_SWRSR, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) rsnd_mod_write(mod, CTU_SWRSR, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) static void rsnd_ctu_halt(struct rsnd_mod *mod)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) rsnd_mod_write(mod, CTU_CTUIR, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) rsnd_mod_write(mod, CTU_SWRSR, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) static int rsnd_ctu_probe_(struct rsnd_mod *mod,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) struct rsnd_dai_stream *io,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) struct rsnd_priv *priv)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) return rsnd_cmd_attach(io, rsnd_mod_id(mod));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) static void rsnd_ctu_value_init(struct rsnd_dai_stream *io,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) struct rsnd_mod *mod)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) struct rsnd_ctu *ctu = rsnd_mod_to_ctu(mod);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) u32 cpmdr = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) u32 scmdr = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) int i, j;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) for (i = 0; i < RSND_MAX_CHANNELS; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) u32 val = rsnd_kctrl_valm(ctu->pass, i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) cpmdr |= val << (28 - (i * 4));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) if ((val > 0x8) && (scmdr < (val - 0x8)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) scmdr = val - 0x8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) rsnd_mod_write(mod, CTU_CTUIR, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) rsnd_mod_write(mod, CTU_ADINR, rsnd_runtime_channel_original(io));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) rsnd_mod_write(mod, CTU_CPMDR, cpmdr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) rsnd_mod_write(mod, CTU_SCMDR, scmdr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) for (i = 0; i < 4; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) if (i >= scmdr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) for (j = 0; j < RSND_MAX_CHANNELS; j++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) rsnd_mod_write(mod, CTU_SVxxR(i, j), rsnd_kctrl_valm(ctu->sv[i], j));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) rsnd_mod_write(mod, CTU_CTUIR, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) static void rsnd_ctu_value_reset(struct rsnd_dai_stream *io,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) struct rsnd_mod *mod)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) struct rsnd_ctu *ctu = rsnd_mod_to_ctu(mod);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) if (!rsnd_kctrl_vals(ctu->reset))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) for (i = 0; i < RSND_MAX_CHANNELS; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) rsnd_kctrl_valm(ctu->pass, i) = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) rsnd_kctrl_valm(ctu->sv[0], i) = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) rsnd_kctrl_valm(ctu->sv[1], i) = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) rsnd_kctrl_valm(ctu->sv[2], i) = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) rsnd_kctrl_valm(ctu->sv[3], i) = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) rsnd_kctrl_vals(ctu->reset) = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) static int rsnd_ctu_init(struct rsnd_mod *mod,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) struct rsnd_dai_stream *io,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) struct rsnd_priv *priv)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) rsnd_mod_power_on(mod);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) rsnd_ctu_activation(mod);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) rsnd_ctu_value_init(io, mod);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) static int rsnd_ctu_quit(struct rsnd_mod *mod,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) struct rsnd_dai_stream *io,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) struct rsnd_priv *priv)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) rsnd_ctu_halt(mod);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) rsnd_mod_power_off(mod);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) static int rsnd_ctu_pcm_new(struct rsnd_mod *mod,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) struct rsnd_dai_stream *io,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) struct snd_soc_pcm_runtime *rtd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) struct rsnd_ctu *ctu = rsnd_mod_to_ctu(mod);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) if (rsnd_flags_has(ctu, KCTRL_INITIALIZED))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) /* CTU Pass */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) ret = rsnd_kctrl_new_m(mod, io, rtd, "CTU Pass",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) rsnd_kctrl_accept_anytime,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) &ctu->pass, RSND_MAX_CHANNELS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 0xC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) /* ROW0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) ret = rsnd_kctrl_new_m(mod, io, rtd, "CTU SV0",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) rsnd_kctrl_accept_anytime,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) &ctu->sv[0], RSND_MAX_CHANNELS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) 0x00FFFFFF);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) /* ROW1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) ret = rsnd_kctrl_new_m(mod, io, rtd, "CTU SV1",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) rsnd_kctrl_accept_anytime,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) &ctu->sv[1], RSND_MAX_CHANNELS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 0x00FFFFFF);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) /* ROW2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) ret = rsnd_kctrl_new_m(mod, io, rtd, "CTU SV2",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) rsnd_kctrl_accept_anytime,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) &ctu->sv[2], RSND_MAX_CHANNELS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) 0x00FFFFFF);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) /* ROW3 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) ret = rsnd_kctrl_new_m(mod, io, rtd, "CTU SV3",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) rsnd_kctrl_accept_anytime,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) &ctu->sv[3], RSND_MAX_CHANNELS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) 0x00FFFFFF);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) /* Reset */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) ret = rsnd_kctrl_new_s(mod, io, rtd, "CTU Reset",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) rsnd_kctrl_accept_anytime,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) rsnd_ctu_value_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) &ctu->reset, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) rsnd_flags_set(ctu, KCTRL_INITIALIZED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) static int rsnd_ctu_id(struct rsnd_mod *mod)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) * ctu00: -> 0, ctu01: -> 0, ctu02: -> 0, ctu03: -> 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) * ctu10: -> 1, ctu11: -> 1, ctu12: -> 1, ctu13: -> 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) return mod->id / 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) static int rsnd_ctu_id_sub(struct rsnd_mod *mod)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) * ctu00: -> 0, ctu01: -> 1, ctu02: -> 2, ctu03: -> 3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) * ctu10: -> 0, ctu11: -> 1, ctu12: -> 2, ctu13: -> 3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) return mod->id % 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) static struct rsnd_mod_ops rsnd_ctu_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) .name = CTU_NAME,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) .probe = rsnd_ctu_probe_,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) .init = rsnd_ctu_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) .quit = rsnd_ctu_quit,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) .pcm_new = rsnd_ctu_pcm_new,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) .get_status = rsnd_mod_get_status,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) .id = rsnd_ctu_id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) .id_sub = rsnd_ctu_id_sub,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) .id_cmd = rsnd_mod_id_raw,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) if (WARN_ON(id < 0 || id >= rsnd_ctu_nr(priv)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) id = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) return rsnd_mod_get(rsnd_ctu_get(priv, id));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) int rsnd_ctu_probe(struct rsnd_priv *priv)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) struct device_node *node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) struct device_node *np;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) struct device *dev = rsnd_priv_to_dev(priv);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) struct rsnd_ctu *ctu;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) struct clk *clk;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) char name[CTU_NAME_SIZE];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) int i, nr, ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) /* This driver doesn't support Gen1 at this point */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) if (rsnd_is_gen1(priv))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) node = rsnd_ctu_of_node(priv);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) if (!node)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) return 0; /* not used is not error */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) nr = of_get_child_count(node);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) if (!nr) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) ret = -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) goto rsnd_ctu_probe_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) ctu = devm_kcalloc(dev, nr, sizeof(*ctu), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) if (!ctu) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) ret = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) goto rsnd_ctu_probe_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) priv->ctu_nr = nr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) priv->ctu = ctu;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) i = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) for_each_child_of_node(node, np) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) ctu = rsnd_ctu_get(priv, i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) * CTU00, CTU01, CTU02, CTU03 => CTU0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) * CTU10, CTU11, CTU12, CTU13 => CTU1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) snprintf(name, CTU_NAME_SIZE, "%s.%d",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) CTU_NAME, i / 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) clk = devm_clk_get(dev, name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) if (IS_ERR(clk)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) ret = PTR_ERR(clk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) of_node_put(np);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) goto rsnd_ctu_probe_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) ret = rsnd_mod_init(priv, rsnd_mod_get(ctu), &rsnd_ctu_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) clk, RSND_MOD_CTU, i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) of_node_put(np);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) goto rsnd_ctu_probe_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) i++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) rsnd_ctu_probe_done:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) of_node_put(node);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) void rsnd_ctu_remove(struct rsnd_priv *priv)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) struct rsnd_ctu *ctu;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) for_each_rsnd_ctu(ctu, priv, i) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) rsnd_mod_quit(rsnd_mod_get(ctu));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) }
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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