diff options
| -rw-r--r-- | sound/soc/sh/rcar/ssiu.c | 45 |
1 files changed, 21 insertions, 24 deletions
diff --git a/sound/soc/sh/rcar/ssiu.c b/sound/soc/sh/rcar/ssiu.c index 3a98ec2066bc..b79628761167 100644 --- a/sound/soc/sh/rcar/ssiu.c +++ b/sound/soc/sh/rcar/ssiu.c @@ -88,11 +88,9 @@ static void rsnd_ssiu_busif_err_irq_ctrl(struct rsnd_mod *mod, int enable) bool rsnd_ssiu_busif_err_status_clear(struct rsnd_mod *mod) { - struct rsnd_priv *priv = rsnd_mod_to_priv(mod); - struct device *dev = rsnd_priv_to_dev(priv); - u32 status; bool error = false; int id = rsnd_mod_id(mod); + int shift, offset; int i; switch (id) { @@ -101,31 +99,30 @@ bool rsnd_ssiu_busif_err_status_clear(struct rsnd_mod *mod) case 2: case 3: case 4: - for (i = 0; i < 4; i++) { - status = rsnd_mod_read(mod, SSI_SYS_STATUS(i * 2)); - status &= 0xf << (id * 4); - - if (status) { - rsnd_print_irq_status(dev, "%s err status : 0x%08x\n", - rsnd_mod_name(mod), status); - error = true; - } - rsnd_mod_write(mod, SSI_SYS_STATUS(i * 2), 0xf << (id * 4)); - } + shift = id; + offset = 0; break; case 9: - for (i = 0; i < 4; i++) { - status = rsnd_mod_read(mod, SSI_SYS_STATUS((i * 2) + 1)); - status &= 0xf << 4; + shift = 1; + offset = 1; + break; + } - if (status) { - rsnd_print_irq_status(dev, "%s err status : 0x%08x\n", - rsnd_mod_name(mod), status); - error = true; - } - rsnd_mod_write(mod, SSI_SYS_STATUS((i * 2) + 1), 0xf << 4); + for (i = 0; i < 4; i++) { + u32 reg = SSI_SYS_STATUS(i * 2) + offset; + u32 status = rsnd_mod_read(mod, reg); + u32 val = 0xf << (shift * 4); + + status &= val; + if (status) { + struct rsnd_priv *priv = rsnd_mod_to_priv(mod); + struct device *dev = rsnd_priv_to_dev(priv); + + rsnd_print_irq_status(dev, "%s err status : 0x%08x\n", + rsnd_mod_name(mod), status); + error = true; } - break; + rsnd_mod_write(mod, reg, val); } return error; |