#define RSND_SRC_NAME_SIZE 16
+#define rsnd_src_nr(priv) ((priv)->src_nr)
#define rsnd_enable_sync_convert(src) ((src)->sen.val)
#define rsnd_src_of_node(priv) \
of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,src")
/*
* Gen1/Gen2 common functions
*/
-static struct dma_chan *rsnd_src_dma_req(struct rsnd_mod *mod)
+static void rsnd_src_soft_reset(struct rsnd_mod *mod)
+{
+ rsnd_mod_write(mod, SRC_SWRSR, 0);
+ rsnd_mod_write(mod, SRC_SWRSR, 1);
+}
+
+
+#define rsnd_src_initialize_lock(mod) __rsnd_src_initialize_lock(mod, 1)
+#define rsnd_src_initialize_unlock(mod) __rsnd_src_initialize_lock(mod, 0)
+static void __rsnd_src_initialize_lock(struct rsnd_mod *mod, u32 enable)
+{
+ rsnd_mod_write(mod, SRC_SRCIR, enable);
+}
+
+static struct dma_chan *rsnd_src_dma_req(struct rsnd_dai_stream *io,
+ struct rsnd_mod *mod)
{
struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
- struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);
int is_play = rsnd_io_is_play(io);
return rsnd_dma_request_channel(rsnd_src_of_node(priv),
}
int rsnd_src_ssiu_start(struct rsnd_mod *ssi_mod,
+ struct rsnd_dai_stream *io,
int use_busif)
{
- struct rsnd_dai_stream *io = rsnd_mod_to_io(ssi_mod);
struct rsnd_dai *rdai = rsnd_io_to_rdai(io);
- struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
int ssi_id = rsnd_mod_id(ssi_mod);
/*
/*
* SSI_MODE1
*/
- if (rsnd_ssi_is_pin_sharing(ssi_mod)) {
+ if (rsnd_ssi_is_pin_sharing(io)) {
int shift = -1;
switch (ssi_id) {
case 1:
* DMA settings for SSIU
*/
if (use_busif) {
- u32 val = 0x76543210;
- u32 mask = ~0;
+ u32 val = rsnd_get_dalign(ssi_mod, io);
rsnd_mod_write(ssi_mod, SSI_BUSIF_ADINR,
- rsnd_get_adinr(ssi_mod));
+ rsnd_get_adinr_bit(ssi_mod, io));
rsnd_mod_write(ssi_mod, SSI_BUSIF_MODE, 1);
rsnd_mod_write(ssi_mod, SSI_CTRL, 0x1);
- mask <<= runtime->channels * 4;
- val = val & mask;
-
- switch (runtime->sample_bits) {
- case 16:
- val |= 0x67452301 & ~mask;
- break;
- case 32:
- val |= 0x76543210 & ~mask;
- break;
- }
- rsnd_mod_write(ssi_mod, BUSIF_DALIGN, val);
-
+ rsnd_mod_write(ssi_mod, SSI_BUSIF_DALIGN, val);
}
return 0;
}
-int rsnd_src_ssiu_stop(struct rsnd_mod *ssi_mod)
+int rsnd_src_ssiu_stop(struct rsnd_mod *ssi_mod,
+ struct rsnd_dai_stream *io)
{
/*
* DMA settings for SSIU
return 0;
/* enable SSI interrupt if Gen2 */
- if (rsnd_ssi_is_dma_mode(ssi_mod))
- rsnd_mod_write(ssi_mod, INT_ENABLE, 0x0e000000);
- else
- rsnd_mod_write(ssi_mod, INT_ENABLE, 0x0f000000);
+ rsnd_mod_write(ssi_mod, SSI_INT_ENABLE,
+ rsnd_ssi_is_dma_mode(ssi_mod) ?
+ 0x0e000000 : 0x0f000000);
return 0;
}
return 0;
/* disable SSI interrupt if Gen2 */
- rsnd_mod_write(ssi_mod, INT_ENABLE, 0x00000000);
+ rsnd_mod_write(ssi_mod, SSI_INT_ENABLE, 0x00000000);
return 0;
}
-static u32 rsnd_src_convert_rate(struct rsnd_src *src)
+static u32 rsnd_src_convert_rate(struct rsnd_dai_stream *io,
+ struct rsnd_src *src)
{
- struct rsnd_mod *mod = &src->mod;
- struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);
struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
u32 convert_rate;
* return convert rate if SRC is used,
* otherwise, return runtime->rate as usual
*/
- rate = rsnd_src_convert_rate(src);
+ rate = rsnd_src_convert_rate(io, src);
}
if (!rate)
return rate;
}
-static int rsnd_src_set_convert_rate(struct rsnd_mod *mod)
+static int rsnd_src_set_convert_rate(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io)
{
- struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);
struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
struct rsnd_src *src = rsnd_mod_to_src(mod);
- u32 convert_rate = rsnd_src_convert_rate(src);
+ u32 convert_rate = rsnd_src_convert_rate(io, src);
u32 fsrate = 0;
if (convert_rate)
fsrate = 0x0400000 / convert_rate * runtime->rate;
- /* set/clear soft reset */
- rsnd_mod_write(mod, SRC_SWRSR, 0);
- rsnd_mod_write(mod, SRC_SWRSR, 1);
-
/* Set channel number and output bit length */
- rsnd_mod_write(mod, SRC_ADINR, rsnd_get_adinr(mod));
+ rsnd_mod_write(mod, SRC_ADINR, rsnd_get_adinr_bit(mod, io));
/* Enable the initial value of IFS */
if (fsrate) {
}
static int rsnd_src_hw_params(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *fe_params)
{
{
struct rsnd_src *src = rsnd_mod_to_src(mod);
- rsnd_mod_hw_start(mod);
+ rsnd_mod_power_on(mod);
+
+ rsnd_src_soft_reset(mod);
+
+ rsnd_src_initialize_lock(mod);
src->err = 0;
/* reset sync convert_rate */
src->sync.val = 0;
- /*
- * Initialize the operation of the SRC internal circuits
- * see rsnd_src_start()
- */
- rsnd_mod_write(mod, SRC_SRCIR, 1);
-
return 0;
}
static int rsnd_src_quit(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
struct rsnd_priv *priv)
{
struct rsnd_src *src = rsnd_mod_to_src(mod);
struct device *dev = rsnd_priv_to_dev(priv);
- rsnd_mod_hw_stop(mod);
+ rsnd_mod_power_off(mod);
if (src->err)
dev_warn(dev, "%s[%d] under/over flow err = %d\n",
static int rsnd_src_start(struct rsnd_mod *mod)
{
- /*
- * Cancel the initialization and operate the SRC function
- * see rsnd_src_init()
- */
- rsnd_mod_write(mod, SRC_SRCIR, 0);
+ rsnd_src_initialize_unlock(mod);
return 0;
}
/*
* Gen1 functions
*/
-static int rsnd_src_set_route_gen1(struct rsnd_mod *mod)
+static int rsnd_src_set_route_gen1(struct rsnd_dai_stream *io,
+ struct rsnd_mod *mod)
{
- struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);
struct src_route_config {
u32 mask;
int shift;
return 0;
}
-static int rsnd_src_set_convert_timing_gen1(struct rsnd_mod *mod)
+static int rsnd_src_set_convert_timing_gen1(struct rsnd_dai_stream *io,
+ struct rsnd_mod *mod)
{
- struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);
struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
struct rsnd_src *src = rsnd_mod_to_src(mod);
struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
- u32 convert_rate = rsnd_src_convert_rate(src);
+ u32 convert_rate = rsnd_src_convert_rate(io, src);
u32 mask;
u32 val;
int shift;
return 0;
}
-static int rsnd_src_set_convert_rate_gen1(struct rsnd_mod *mod)
+static int rsnd_src_set_convert_rate_gen1(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io)
{
struct rsnd_src *src = rsnd_mod_to_src(mod);
int ret;
- ret = rsnd_src_set_convert_rate(mod);
+ ret = rsnd_src_set_convert_rate(mod, io);
if (ret < 0)
return ret;
rsnd_mod_read(mod, SRC_IFSVR) / 100 * 98);
/* Gen1/Gen2 are not compatible */
- if (rsnd_src_convert_rate(src))
+ if (rsnd_src_convert_rate(io, src))
rsnd_mod_write(mod, SRC_ROUTE_MODE0, 1);
/* no SRC_BFSSR settings, since SRC_SRCCR::BUFMD is 0 */
}
static int rsnd_src_init_gen1(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
struct rsnd_priv *priv)
{
int ret;
if (ret < 0)
return ret;
- ret = rsnd_src_set_route_gen1(mod);
+ ret = rsnd_src_set_route_gen1(io, mod);
if (ret < 0)
return ret;
- ret = rsnd_src_set_convert_rate_gen1(mod);
+ ret = rsnd_src_set_convert_rate_gen1(mod, io);
if (ret < 0)
return ret;
- ret = rsnd_src_set_convert_timing_gen1(mod);
+ ret = rsnd_src_set_convert_timing_gen1(io, mod);
if (ret < 0)
return ret;
}
static int rsnd_src_start_gen1(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
struct rsnd_priv *priv)
{
int id = rsnd_mod_id(mod);
}
static int rsnd_src_stop_gen1(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
struct rsnd_priv *priv)
{
int id = rsnd_mod_id(mod);
int_val = 0;
}
+ /*
+ * WORKAROUND
+ *
+ * ignore over flow error when rsnd_enable_sync_convert()
+ */
+ if (rsnd_enable_sync_convert(src))
+ sys_int_val = sys_int_val & 0xffff;
+
rsnd_mod_write(mod, SRC_INT_ENABLE0, int_val);
rsnd_mod_bset(mod, SCU_SYS_INT_EN0, sys_int_mask, sys_int_val);
rsnd_mod_bset(mod, SCU_SYS_INT_EN1, sys_int_mask, sys_int_val);
static bool rsnd_src_error_record_gen2(struct rsnd_mod *mod)
{
- u32 val = OUF_SRC(rsnd_mod_id(mod));
+ struct rsnd_src *src = rsnd_mod_to_src(mod);
+ u32 val0, val1;
bool ret = false;
- if ((rsnd_mod_read(mod, SCU_SYS_STATUS0) & val) ||
- (rsnd_mod_read(mod, SCU_SYS_STATUS1) & val)) {
+ val0 = val1 = OUF_SRC(rsnd_mod_id(mod));
+
+ /*
+ * WORKAROUND
+ *
+ * ignore over flow error when rsnd_enable_sync_convert()
+ */
+ if (rsnd_enable_sync_convert(src))
+ val0 = val0 & 0xffff;
+
+ if ((rsnd_mod_read(mod, SCU_SYS_STATUS0) & val0) ||
+ (rsnd_mod_read(mod, SCU_SYS_STATUS1) & val1)) {
struct rsnd_src *src = rsnd_mod_to_src(mod);
src->err++;
return ret;
}
-static int _rsnd_src_start_gen2(struct rsnd_mod *mod)
+static int _rsnd_src_start_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io)
{
- struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);
- u32 val = rsnd_io_to_mod_dvc(io) ? 0x01 : 0x11;
+ struct rsnd_src *src = rsnd_mod_to_src(mod);
+ u32 val;
+
+ val = rsnd_get_dalign(mod, io);
+
+ rsnd_mod_write(mod, SRC_BUSIF_DALIGN, val);
+
+ /*
+ * WORKAROUND
+ *
+ * Enable SRC output if you want to use sync convert together with DVC
+ */
+ val = (rsnd_io_to_mod_dvc(io) && !rsnd_enable_sync_convert(src)) ?
+ 0x01 : 0x11;
rsnd_mod_write(mod, SRC_CTRL, val);
return rsnd_src_stop(mod);
}
-static irqreturn_t rsnd_src_interrupt_gen2(int irq, void *data)
+static void __rsnd_src_interrupt_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io)
{
- struct rsnd_mod *mod = data;
- struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);
+ struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
- if (!io)
- return IRQ_NONE;
+ spin_lock(&priv->lock);
+
+ /* ignore all cases if not working */
+ if (!rsnd_io_is_working(io))
+ goto rsnd_src_interrupt_gen2_out;
if (rsnd_src_error_record_gen2(mod)) {
struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
_rsnd_src_stop_gen2(mod);
if (src->err < 1024)
- _rsnd_src_start_gen2(mod);
+ _rsnd_src_start_gen2(mod, io);
else
dev_warn(dev, "no more SRC restart\n");
}
+rsnd_src_interrupt_gen2_out:
+ spin_unlock(&priv->lock);
+}
+
+static irqreturn_t rsnd_src_interrupt_gen2(int irq, void *data)
+{
+ struct rsnd_mod *mod = data;
+
+ rsnd_mod_interrupt(mod, __rsnd_src_interrupt_gen2);
+
return IRQ_HANDLED;
}
-static int rsnd_src_set_convert_rate_gen2(struct rsnd_mod *mod)
+static int rsnd_src_set_convert_rate_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io)
{
struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
struct device *dev = rsnd_priv_to_dev(priv);
- struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);
struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
struct rsnd_src *src = rsnd_mod_to_src(mod);
- u32 convert_rate = rsnd_src_convert_rate(src);
+ u32 convert_rate = rsnd_src_convert_rate(io, src);
u32 cr, route;
uint ratio;
int ret;
return -EINVAL;
}
- ret = rsnd_src_set_convert_rate(mod);
+ ret = rsnd_src_set_convert_rate(mod, io);
if (ret < 0)
return ret;
return 0;
}
-static int rsnd_src_set_convert_timing_gen2(struct rsnd_mod *mod)
+static int rsnd_src_set_convert_timing_gen2(struct rsnd_dai_stream *io,
+ struct rsnd_mod *mod)
{
- struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);
struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
struct rsnd_src *src = rsnd_mod_to_src(mod);
- u32 convert_rate = rsnd_src_convert_rate(src);
+ u32 convert_rate = rsnd_src_convert_rate(io, src);
int ret;
if (convert_rate)
}
static int rsnd_src_probe_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
struct rsnd_priv *priv)
{
struct rsnd_src *src = rsnd_mod_to_src(mod);
return ret;
}
- ret = rsnd_dma_init(priv,
+ ret = rsnd_dma_init(io,
rsnd_mod_to_dma(mod),
src->info->dma_id);
}
static int rsnd_src_remove_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
struct rsnd_priv *priv)
{
- rsnd_dma_quit(rsnd_mod_to_dma(mod));
+ rsnd_dma_quit(io, rsnd_mod_to_dma(mod));
return 0;
}
static int rsnd_src_init_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
struct rsnd_priv *priv)
{
int ret;
if (ret < 0)
return ret;
- ret = rsnd_src_set_convert_rate_gen2(mod);
+ ret = rsnd_src_set_convert_rate_gen2(mod, io);
if (ret < 0)
return ret;
- ret = rsnd_src_set_convert_timing_gen2(mod);
+ ret = rsnd_src_set_convert_timing_gen2(io, mod);
if (ret < 0)
return ret;
}
static int rsnd_src_start_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
struct rsnd_priv *priv)
{
- rsnd_dma_start(rsnd_mod_to_dma(mod));
+ rsnd_dma_start(io, rsnd_mod_to_dma(mod));
- return _rsnd_src_start_gen2(mod);
+ return _rsnd_src_start_gen2(mod, io);
}
static int rsnd_src_stop_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
struct rsnd_priv *priv)
{
int ret;
ret = _rsnd_src_stop_gen2(mod);
- rsnd_dma_stop(rsnd_mod_to_dma(mod));
+ rsnd_dma_stop(io, rsnd_mod_to_dma(mod));
return ret;
}
-static void rsnd_src_reconvert_update(struct rsnd_mod *mod)
+static void rsnd_src_reconvert_update(struct rsnd_dai_stream *io,
+ struct rsnd_mod *mod)
{
- struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);
struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
struct rsnd_src *src = rsnd_mod_to_src(mod);
- u32 convert_rate = rsnd_src_convert_rate(src);
+ u32 convert_rate = rsnd_src_convert_rate(io, src);
u32 fsrate;
if (!runtime)
rsnd_mod_write(mod, SRC_IFSVR, fsrate);
}
-static int rsnd_src_pcm_new(struct rsnd_mod *mod,
+static int rsnd_src_pcm_new_gen2(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
struct snd_soc_pcm_runtime *rtd)
{
- struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
- struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);
struct rsnd_dai *rdai = rsnd_io_to_rdai(io);
+ struct rsnd_mod *dvc = rsnd_io_to_mod_dvc(io);
struct rsnd_src *src = rsnd_mod_to_src(mod);
int ret;
* enable SRC sync convert if possible
*/
- /*
- * Gen1 is not supported
- */
- if (rsnd_is_gen1(priv))
- return 0;
-
/*
* SRC sync convert needs clock master
*/
return 0;
/*
- * We can't use SRC sync convert
- * if it has DVC
+ * SRC In doesn't work if DVC was enabled
*/
- if (rsnd_io_to_mod_dvc(io))
+ if (dvc && !rsnd_io_is_play(io))
return 0;
/*
* enable sync convert
*/
- ret = rsnd_kctrl_new_s(mod, rtd,
+ ret = rsnd_kctrl_new_s(mod, io, rtd,
rsnd_io_is_play(io) ?
"SRC Out Rate Switch" :
"SRC In Rate Switch",
if (ret < 0)
return ret;
- ret = rsnd_kctrl_new_s(mod, rtd,
+ ret = rsnd_kctrl_new_s(mod, io, rtd,
rsnd_io_is_play(io) ?
"SRC Out Rate" :
"SRC In Rate",
.start = rsnd_src_start_gen2,
.stop = rsnd_src_stop_gen2,
.hw_params = rsnd_src_hw_params,
- .pcm_new = rsnd_src_pcm_new,
+ .pcm_new = rsnd_src_pcm_new_gen2,
};
struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id)
if (WARN_ON(id < 0 || id >= rsnd_src_nr(priv)))
id = 0;
- return &((struct rsnd_src *)(priv->src) + id)->mod;
+ return rsnd_mod_get((struct rsnd_src *)(priv->src) + id);
}
static void rsnd_of_parse_src(struct platform_device *pdev,
int i, nr, ret;
ops = NULL;
- if (rsnd_is_gen1(priv))
+ if (rsnd_is_gen1(priv)) {
ops = &rsnd_src_gen1_ops;
+ dev_warn(dev, "Gen1 support will be removed soon\n");
+ }
if (rsnd_is_gen2(priv))
ops = &rsnd_src_gen2_ops;
if (!ops) {
return 0;
src = devm_kzalloc(dev, sizeof(*src) * nr, GFP_KERNEL);
- if (!src) {
- dev_err(dev, "SRC allocate failed\n");
+ if (!src)
return -ENOMEM;
- }
priv->src_nr = nr;
priv->src = src;
src->info = &info->src_info[i];
- ret = rsnd_mod_init(&src->mod, ops, clk, RSND_MOD_SRC, i);
+ ret = rsnd_mod_init(priv, rsnd_mod_get(src), ops, clk, RSND_MOD_SRC, i);
if (ret)
return ret;
}
int i;
for_each_rsnd_src(src, priv, i) {
- rsnd_mod_quit(&src->mod);
+ rsnd_mod_quit(rsnd_mod_get(src));
}
}
Code Review / kvmfornfv.git / blobdiff