Add wake enable interrupt support for both the soundwire controller instances.
Signed-off-by: Vijendar Mukunda Vijendar.Mukunda@amd.com Signed-off-by: Mastan Katragadda Mastan.Katragadda@amd.com --- drivers/soundwire/amd_master.c | 9 +++++++++ drivers/soundwire/amd_master.h | 1 + include/linux/soundwire/sdw_amd.h | 1 + 3 files changed, 11 insertions(+)
diff --git a/drivers/soundwire/amd_master.c b/drivers/soundwire/amd_master.c index 290c59ab7760..2fd77a673c22 100644 --- a/drivers/soundwire/amd_master.c +++ b/drivers/soundwire/amd_master.c @@ -1219,6 +1219,13 @@ static void amd_sdwc_update_slave_status_work(struct work_struct *work) u32 sw_status_change_mask_0to7_reg; u32 sw_status_change_mask_8to11_reg;
+ if (ctrl->wake_event) { + pm_runtime_resume(ctrl->dev); + acp_reg_writel(0x00, ctrl->mmio + ACP_SW_WAKE_EN); + ctrl->wake_event = false; + return; + } + switch (ctrl->instance) { case ACP_SDW0: sw_status_change_mask_0to7_reg = SW_STATE_CHANGE_STATUS_MASK_0TO7; @@ -1258,6 +1265,8 @@ static void amd_sdwc_update_slave_status(u32 status_change_0to7, u32 status_chan
if (status_change_0to7 == AMD_SDW_SLAVE_0_ATTACHED) memset(ctrl->status, 0, sizeof(ctrl->status)); + if (status_change_8to11 & AMD_SDW_WAKE_STAT_MASK) + ctrl->wake_event = true; slave_stat = status_change_0to7; slave_stat |= FIELD_GET(AMD_SDW_MCP_SLAVE_STATUS_8TO_11, status_change_8to11) << 32; dev_dbg(ctrl->dev, "%s: status_change_0to7:0x%x status_change_8to11:0x%x\n", diff --git a/drivers/soundwire/amd_master.h b/drivers/soundwire/amd_master.h index cc254255512b..e32884e3a45b 100644 --- a/drivers/soundwire/amd_master.h +++ b/drivers/soundwire/amd_master.h @@ -240,6 +240,7 @@ #define AMD_SDW_CLK_STOP_DONE 1 #define AMD_SDW_CLK_RESUME_REQ 2 #define AMD_SDW_CLK_RESUME_DONE 3 +#define AMD_SDW_WAKE_STAT_MASK BIT(16)
enum amd_sdw_channel { /* SDW0 */ diff --git a/include/linux/soundwire/sdw_amd.h b/include/linux/soundwire/sdw_amd.h index f362f195b887..e3e539b868be 100644 --- a/include/linux/soundwire/sdw_amd.h +++ b/include/linux/soundwire/sdw_amd.h @@ -40,6 +40,7 @@ struct amd_sdwc_ctrl { int num_ports; bool clk_stopped; bool startup_done; + bool wake_event; u32 power_mode_mask; };