From: Vijendar Mukunda Date: Fri, 20 Jun 2025 10:25:20 +0000 (+0530) Subject: soundwire: amd: add check for status update registers X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=72bbf6e866a7911aaa0b4d0e9bb03109c7c046f2;p=thirdparty%2Fkernel%2Flinux.git soundwire: amd: add check for status update registers Add check to proceed handling SoundWire interrupts when valid status is reported in any one of the status registers. Signed-off-by: Vijendar Mukunda Link: https://lore.kernel.org/r/20250620102617.73437-2-Vijendar.Mukunda@amd.com Signed-off-by: Vinod Koul --- diff --git a/drivers/soundwire/amd_manager.c b/drivers/soundwire/amd_manager.c index 9a767704b603d..d4e62c383b122 100644 --- a/drivers/soundwire/amd_manager.c +++ b/drivers/soundwire/amd_manager.c @@ -931,6 +931,9 @@ static void amd_sdw_irq_thread(struct work_struct *work) status_change_8to11 = readl(amd_manager->mmio + ACP_SW_STATE_CHANGE_STATUS_8TO11); status_change_0to7 = readl(amd_manager->mmio + ACP_SW_STATE_CHANGE_STATUS_0TO7); + if (!status_change_0to7 && !status_change_8to11) + return; + dev_dbg(amd_manager->dev, "[SDW%d] SDW INT: 0to7=0x%x, 8to11=0x%x\n", amd_manager->instance, status_change_0to7, status_change_8to11); if (status_change_8to11 & AMD_SDW_WAKE_STAT_MASK)