diff options
Diffstat (limited to 'sound/soc/sdca/sdca_regmap.c')
| -rw-r--r-- | sound/soc/sdca/sdca_regmap.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/sound/soc/sdca/sdca_regmap.c b/sound/soc/sdca/sdca_regmap.c index 4b78188cfceb..c41c67c2204a 100644 --- a/sound/soc/sdca/sdca_regmap.c +++ b/sound/soc/sdca/sdca_regmap.c @@ -72,12 +72,18 @@ bool sdca_regmap_readable(struct sdca_function_data *function, unsigned int reg) if (!control) return false; + if (!(BIT(SDW_SDCA_CTL_CNUM(reg)) & control->cn_list)) + return false; + switch (control->mode) { case SDCA_ACCESS_MODE_RW: case SDCA_ACCESS_MODE_RO: - case SDCA_ACCESS_MODE_DUAL: case SDCA_ACCESS_MODE_RW1S: case SDCA_ACCESS_MODE_RW1C: + if (SDW_SDCA_NEXT_CTL(0) & reg) + return false; + fallthrough; + case SDCA_ACCESS_MODE_DUAL: /* No access to registers marked solely for device use */ return control->layers & ~SDCA_ACCESS_LAYER_DEVICE; default: @@ -104,11 +110,17 @@ bool sdca_regmap_writeable(struct sdca_function_data *function, unsigned int reg if (!control) return false; + if (!(BIT(SDW_SDCA_CTL_CNUM(reg)) & control->cn_list)) + return false; + switch (control->mode) { case SDCA_ACCESS_MODE_RW: - case SDCA_ACCESS_MODE_DUAL: case SDCA_ACCESS_MODE_RW1S: case SDCA_ACCESS_MODE_RW1C: + if (SDW_SDCA_NEXT_CTL(0) & reg) + return false; + fallthrough; + case SDCA_ACCESS_MODE_DUAL: /* No access to registers marked solely for device use */ return control->layers & ~SDCA_ACCESS_LAYER_DEVICE; default: @@ -316,6 +328,3 @@ int sdca_regmap_write_defaults(struct device *dev, struct regmap *regmap, return 0; } EXPORT_SYMBOL_NS(sdca_regmap_write_defaults, "SND_SOC_SDCA"); - -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("SDCA library"); |