diff options
Diffstat (limited to 'drivers/soundwire/cadence_master.c')
| -rw-r--r-- | drivers/soundwire/cadence_master.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c index 7476e867468d..d2c44bfff53a 100644 --- a/drivers/soundwire/cadence_master.c +++ b/drivers/soundwire/cadence_master.c @@ -815,14 +815,17 @@ EXPORT_SYMBOL(sdw_cdns_exit_reset); * sdw_cdns_enable_interrupt() - Enable SDW interrupts and update config * @cdns: Cadence instance */ -int sdw_cdns_enable_interrupt(struct sdw_cdns *cdns) +int sdw_cdns_enable_interrupt(struct sdw_cdns *cdns, bool state) { - u32 mask; + u32 slave_intmask0 = 0; + u32 slave_intmask1 = 0; + u32 mask = 0; + + if (!state) + goto update_masks; - cdns_writel(cdns, CDNS_MCP_SLAVE_INTMASK0, - CDNS_MCP_SLAVE_INTMASK0_MASK); - cdns_writel(cdns, CDNS_MCP_SLAVE_INTMASK1, - CDNS_MCP_SLAVE_INTMASK1_MASK); + slave_intmask0 = CDNS_MCP_SLAVE_INTMASK0_MASK; + slave_intmask1 = CDNS_MCP_SLAVE_INTMASK1_MASK; /* enable detection of all slave state changes */ mask = CDNS_MCP_INT_SLAVE_MASK; @@ -845,6 +848,9 @@ int sdw_cdns_enable_interrupt(struct sdw_cdns *cdns) if (interrupt_mask) /* parameter override */ mask = interrupt_mask; +update_masks: + cdns_writel(cdns, CDNS_MCP_SLAVE_INTMASK0, slave_intmask0); + cdns_writel(cdns, CDNS_MCP_SLAVE_INTMASK1, slave_intmask1); cdns_writel(cdns, CDNS_MCP_INTMASK, mask); /* commit changes */ |