From 3d02e1c439b4140215b624d423aa3c7554b17a5a Mon Sep 17 00:00:00 2001 From: Vijendar Mukunda Date: Wed, 23 Aug 2023 13:03:38 +0530 Subject: [PATCH] ASoC: SOF: amd: clear panic mask status when panic occurs Due to scratch memory persistence, Once the DSP panic is reported, need to clear the panic mask after handling DSP panic. Otherwise, It results in DSP panic on next reboot. Signed-off-by: Vijendar Mukunda Link: https://lore.kernel.org/r/20230823073340.2829821-6-Vijendar.Mukunda@amd.com Signed-off-by: Mark Brown --- sound/soc/sof/amd/acp-ipc.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/sound/soc/sof/amd/acp-ipc.c b/sound/soc/sof/amd/acp-ipc.c index 81a2c09..fcb54f5 100644 --- a/sound/soc/sof/amd/acp-ipc.c +++ b/sound/soc/sof/amd/acp-ipc.c @@ -170,6 +170,8 @@ irqreturn_t acp_sof_ipc_irq_thread(int irq, void *context) if ((status & SOF_IPC_PANIC_MAGIC_MASK) == SOF_IPC_PANIC_MAGIC) { snd_sof_dsp_panic(sdev, sdev->dsp_box.offset + sizeof(status), true); + status = 0; + acp_mailbox_write(sdev, sdev->dsp_box.offset, &status, sizeof(status)); return IRQ_HANDLED; } snd_sof_ipc_msgs_rx(sdev); @@ -199,6 +201,8 @@ irqreturn_t acp_sof_ipc_irq_thread(int irq, void *context) acp_mailbox_read(sdev, sdev->debug_box.offset, &status, sizeof(u32)); if ((status & SOF_IPC_PANIC_MAGIC_MASK) == SOF_IPC_PANIC_MAGIC) { snd_sof_dsp_panic(sdev, sdev->dsp_oops_offset, true); + status = 0; + acp_mailbox_write(sdev, sdev->debug_box.offset, &status, sizeof(status)); return IRQ_HANDLED; } -- 2.7.4