diff options
Diffstat (limited to 'kernel/sound/soc/sh/rcar/dvc.c')
| -rw-r--r-- | kernel/sound/soc/sh/rcar/dvc.c | 103 |
1 files changed, 48 insertions, 55 deletions
diff --git a/kernel/sound/soc/sh/rcar/dvc.c b/kernel/sound/soc/sh/rcar/dvc.c index e5fcb062a..58f690900 100644 --- a/kernel/sound/soc/sh/rcar/dvc.c +++ b/kernel/sound/soc/sh/rcar/dvc.c @@ -24,6 +24,7 @@ struct rsnd_dvc { struct rsnd_kctrl_cfg_s rdown; /* Ramp Rate Down */ }; +#define rsnd_dvc_nr(priv) ((priv)->dvc_nr) #define rsnd_dvc_of_node(priv) \ of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dvc") @@ -63,7 +64,21 @@ static const char * const dvc_ramp_rate[] = { "0.125 dB/8192 steps", /* 10111 */ }; -static void rsnd_dvc_volume_update(struct rsnd_mod *mod) +static void rsnd_dvc_soft_reset(struct rsnd_mod *mod) +{ + rsnd_mod_write(mod, DVC_SWRSR, 0); + rsnd_mod_write(mod, DVC_SWRSR, 1); +} + +#define rsnd_dvc_initialize_lock(mod) __rsnd_dvc_initialize_lock(mod, 1) +#define rsnd_dvc_initialize_unlock(mod) __rsnd_dvc_initialize_lock(mod, 0) +static void __rsnd_dvc_initialize_lock(struct rsnd_mod *mod, u32 enable) +{ + rsnd_mod_write(mod, DVC_DVUIR, enable); +} + +static void rsnd_dvc_volume_update(struct rsnd_dai_stream *io, + struct rsnd_mod *mod) { struct rsnd_dvc *dvc = rsnd_mod_to_dvc(mod); u32 val[RSND_DVC_CHANNELS]; @@ -120,6 +135,7 @@ static void rsnd_dvc_volume_update(struct rsnd_mod *mod) } static int rsnd_dvc_remove_gen2(struct rsnd_mod *mod, + struct rsnd_dai_stream *io, struct rsnd_priv *priv) { struct rsnd_dvc *dvc = rsnd_mod_to_dvc(mod); @@ -133,70 +149,50 @@ static int rsnd_dvc_remove_gen2(struct rsnd_mod *mod, return 0; } -static int rsnd_dvc_init(struct rsnd_mod *dvc_mod, +static int rsnd_dvc_init(struct rsnd_mod *mod, + struct rsnd_dai_stream *io, struct rsnd_priv *priv) { - struct rsnd_dai_stream *io = rsnd_mod_to_io(dvc_mod); - struct rsnd_mod *src_mod = rsnd_io_to_mod_src(io); - struct device *dev = rsnd_priv_to_dev(priv); - int dvc_id = rsnd_mod_id(dvc_mod); - int src_id = rsnd_mod_id(src_mod); - u32 route[] = { - [0] = 0x30000, - [1] = 0x30001, - [2] = 0x40000, - [3] = 0x10000, - [4] = 0x20000, - [5] = 0x40100 - }; - - if (src_id >= ARRAY_SIZE(route)) { - dev_err(dev, "DVC%d isn't connected to SRC%d\n", dvc_id, src_id); - return -EINVAL; - } - - rsnd_mod_hw_start(dvc_mod); + rsnd_mod_power_on(mod); - /* - * fixme - * it doesn't support CTU/MIX - */ - rsnd_mod_write(dvc_mod, CMD_ROUTE_SLCT, route[src_id]); + rsnd_dvc_soft_reset(mod); - rsnd_mod_write(dvc_mod, DVC_SWRSR, 0); - rsnd_mod_write(dvc_mod, DVC_SWRSR, 1); + rsnd_dvc_initialize_lock(mod); - rsnd_mod_write(dvc_mod, DVC_DVUIR, 1); + rsnd_path_parse(priv, io); - rsnd_mod_write(dvc_mod, DVC_ADINR, rsnd_get_adinr(dvc_mod)); + rsnd_mod_write(mod, DVC_ADINR, rsnd_get_adinr_bit(mod, io)); /* ch0/ch1 Volume */ - rsnd_dvc_volume_update(dvc_mod); + rsnd_dvc_volume_update(io, mod); - rsnd_mod_write(dvc_mod, DVC_DVUIR, 0); - - rsnd_adg_set_cmd_timsel_gen2(dvc_mod, io); + rsnd_adg_set_cmd_timsel_gen2(mod, io); return 0; } static int rsnd_dvc_quit(struct rsnd_mod *mod, + struct rsnd_dai_stream *io, struct rsnd_priv *priv) { - rsnd_mod_hw_stop(mod); + rsnd_mod_power_off(mod); return 0; } static int rsnd_dvc_start(struct rsnd_mod *mod, + struct rsnd_dai_stream *io, struct rsnd_priv *priv) { + rsnd_dvc_initialize_unlock(mod); + rsnd_mod_write(mod, CMD_CTRL, 0x10); return 0; } static int rsnd_dvc_stop(struct rsnd_mod *mod, + struct rsnd_dai_stream *io, struct rsnd_priv *priv) { rsnd_mod_write(mod, CMD_CTRL, 0); @@ -205,15 +201,15 @@ static int rsnd_dvc_stop(struct rsnd_mod *mod, } static int rsnd_dvc_pcm_new(struct rsnd_mod *mod, + struct rsnd_dai_stream *io, struct snd_soc_pcm_runtime *rtd) { - struct rsnd_dai_stream *io = rsnd_mod_to_io(mod); struct rsnd_dvc *dvc = rsnd_mod_to_dvc(mod); int is_play = rsnd_io_is_play(io); int ret; /* Volume */ - ret = rsnd_kctrl_new_m(mod, rtd, + ret = rsnd_kctrl_new_m(mod, io, rtd, is_play ? "DVC Out Playback Volume" : "DVC In Capture Volume", rsnd_dvc_volume_update, @@ -222,7 +218,7 @@ static int rsnd_dvc_pcm_new(struct rsnd_mod *mod, return ret; /* Mute */ - ret = rsnd_kctrl_new_m(mod, rtd, + ret = rsnd_kctrl_new_m(mod, io, rtd, is_play ? "DVC Out Mute Switch" : "DVC In Mute Switch", rsnd_dvc_volume_update, @@ -231,7 +227,7 @@ static int rsnd_dvc_pcm_new(struct rsnd_mod *mod, return ret; /* Ramp */ - ret = rsnd_kctrl_new_s(mod, rtd, + ret = rsnd_kctrl_new_s(mod, io, rtd, is_play ? "DVC Out Ramp Switch" : "DVC In Ramp Switch", rsnd_dvc_volume_update, @@ -239,7 +235,7 @@ static int rsnd_dvc_pcm_new(struct rsnd_mod *mod, if (ret < 0) return ret; - ret = rsnd_kctrl_new_e(mod, rtd, + ret = rsnd_kctrl_new_e(mod, io, rtd, is_play ? "DVC Out Ramp Up Rate" : "DVC In Ramp Up Rate", &dvc->rup, @@ -248,7 +244,7 @@ static int rsnd_dvc_pcm_new(struct rsnd_mod *mod, if (ret < 0) return ret; - ret = rsnd_kctrl_new_e(mod, rtd, + ret = rsnd_kctrl_new_e(mod, io, rtd, is_play ? "DVC Out Ramp Down Rate" : "DVC In Ramp Down Rate", &dvc->rdown, @@ -261,7 +257,8 @@ static int rsnd_dvc_pcm_new(struct rsnd_mod *mod, return 0; } -static struct dma_chan *rsnd_dvc_dma_req(struct rsnd_mod *mod) +static struct dma_chan *rsnd_dvc_dma_req(struct rsnd_dai_stream *io, + struct rsnd_mod *mod) { struct rsnd_priv *priv = rsnd_mod_to_priv(mod); @@ -285,7 +282,7 @@ struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id) if (WARN_ON(id < 0 || id >= rsnd_dvc_nr(priv))) id = 0; - return &((struct rsnd_dvc *)(priv->dvc) + id)->mod; + return rsnd_mod_get((struct rsnd_dvc *)(priv->dvc) + id); } static void rsnd_of_parse_dvc(struct platform_device *pdev, @@ -335,23 +332,19 @@ int rsnd_dvc_probe(struct platform_device *pdev, char name[RSND_DVC_NAME_SIZE]; int i, nr, ret; + /* This driver doesn't support Gen1 at this point */ + if (rsnd_is_gen1(priv)) + return 0; + rsnd_of_parse_dvc(pdev, of_data, priv); nr = info->dvc_info_nr; if (!nr) return 0; - /* This driver doesn't support Gen1 at this point */ - if (rsnd_is_gen1(priv)) { - dev_warn(dev, "CMD is not supported on Gen1\n"); - return -EINVAL; - } - dvc = devm_kzalloc(dev, sizeof(*dvc) * nr, GFP_KERNEL); - if (!dvc) { - dev_err(dev, "CMD allocate failed\n"); + if (!dvc) return -ENOMEM; - } priv->dvc_nr = nr; priv->dvc = dvc; @@ -366,7 +359,7 @@ int rsnd_dvc_probe(struct platform_device *pdev, dvc->info = &info->dvc_info[i]; - ret = rsnd_mod_init(&dvc->mod, &rsnd_dvc_ops, + ret = rsnd_mod_init(priv, rsnd_mod_get(dvc), &rsnd_dvc_ops, clk, RSND_MOD_DVC, i); if (ret) return ret; @@ -382,6 +375,6 @@ void rsnd_dvc_remove(struct platform_device *pdev, int i; for_each_rsnd_dvc(dvc, priv, i) { - rsnd_mod_quit(&dvc->mod); + rsnd_mod_quit(rsnd_mod_get(dvc)); } } |