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ASoC: rsnd: add rsnd_gen_get_phy_addr() to get physical address

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physical address is required from Audio DMAC peri peri.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Kuninori Morimoto 2015-02-20 10:25:27 +00:00 committed by Mark Brown
parent 7277911c87
commit c5212b4556
2 changed files with 12 additions and 5 deletions
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16
sound/soc/sh/rcar/gen.c
View File

@ -28,6 +28,7 @@ struct rsnd_gen {
struct regmap *regmap[RSND_BASE_MAX];
struct regmap_field *regs[RSND_REG_MAX];
phys_addr_t res[RSND_REG_MAX];
};
#define rsnd_priv_to_gen(p) ((struct rsnd_gen *)(p)->gen)
@ -118,6 +119,13 @@ void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod,
mask, data);
}
phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id)
{
struct rsnd_gen *gen = rsnd_priv_to_gen(priv);
return gen->res[reg_id];
}
#define rsnd_gen_regmap_init(priv, id_size, reg_id, name, conf) \
_rsnd_gen_regmap_init(priv, id_size, reg_id, name, conf, ARRAY_SIZE(conf))
static int _rsnd_gen_regmap_init(struct rsnd_priv *priv,
@ -159,6 +167,7 @@ static int _rsnd_gen_regmap_init(struct rsnd_priv *priv,
gen->base[reg_id] = base;
gen->regmap[reg_id] = regmap;
gen->res[reg_id] = res->start;
for (i = 0; i < conf_size; i++) {
@ -216,13 +225,10 @@ rsnd_gen2_dma_addr(struct rsnd_priv *priv,
struct rsnd_mod *mod,
int is_play, int is_from)
{
struct platform_device *pdev = rsnd_priv_to_pdev(priv);
struct device *dev = rsnd_priv_to_dev(priv);
struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);
dma_addr_t ssi_reg = platform_get_resource(pdev,
IORESOURCE_MEM, RSND_GEN2_SSI)->start;
dma_addr_t src_reg = platform_get_resource(pdev,
IORESOURCE_MEM, RSND_GEN2_SCU)->start;
phys_addr_t ssi_reg = rsnd_gen_get_phy_addr(priv, RSND_GEN2_SSI);
phys_addr_t src_reg = rsnd_gen_get_phy_addr(priv, RSND_GEN2_SCU);
int is_ssi = !!(rsnd_io_to_mod_ssi(io) == mod);
int use_src = !!rsnd_io_to_mod_src(io);
int use_dvc = !!rsnd_io_to_mod_dvc(io);

1
sound/soc/sh/rcar/rsnd.h
View File

@ -331,6 +331,7 @@ void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv,
dma_addr_t rsnd_gen_dma_addr(struct rsnd_priv *priv,
struct rsnd_mod *mod,
int is_play, int is_from);
phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id);
#define rsnd_is_gen1(s) (((s)->info->flags & RSND_GEN_MASK) == RSND_GEN1)
#define rsnd_is_gen2(s) (((s)->info->flags & RSND_GEN_MASK) == RSND_GEN2)