Unverified Commit 3d02e1c4 authored by Vijendar Mukunda's avatar Vijendar Mukunda Committed by Mark Brown
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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: default avatarVijendar Mukunda <Vijendar.Mukunda@amd.com>
Link: https://lore.kernel.org/r/20230823073340.2829821-6-Vijendar.Mukunda@amd.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 0d9e4cf5

sound/soc/sof/amd/acp-ipc.c

+4 −0
Original line number Diff line number Diff line
@@ -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;

	}