Unverified Commit fd01a151 authored by Venkata Prasad Potturu's avatar Venkata Prasad Potturu Committed by Mark Brown
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ASoC: SOF: amd: Add support for IPC with a reply_size set to zero 



Add support for IPC tx_message with a reply_size set to zero,
return zero when message reply_size is zero at acp_dsp_ipc_get_reply().

Signed-off-by: default avatarVenkata Prasad Potturu <venkataprasad.potturu@amd.com>
Link: https://lore.kernel.org/r/20230614103707.2246296-1-venkataprasad.potturu@amd.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent a3f6df1b

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

+7 −0
Original line number Diff line number Diff line
@@ -130,6 +130,13 @@ static void acp_dsp_ipc_get_reply(struct snd_sof_dev *sdev) 
		memcpy(msg->reply_data, &reply, sizeof(reply));

		ret = reply.error;

	} else {

		/*

		 * To support an IPC tx_message with a

		 * reply_size set to zero.

		 */

		if (!msg->reply_size)

			goto out;



		/* reply correct size ? */

		if (reply.hdr.size != msg->reply_size &&

		    !(reply.hdr.cmd & SOF_IPC_GLB_PROBE)) {