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soundwire: amd: fix for clearing command status register

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[ Upstream commit a628e69b6412dc02757a6a23f7f16ce0c14d71f1 ]

To clear the valid result status, 1 should be written to
ACP_SDW_IMM_CMD_STS register. Update the ACP_SW_IMM_CMD_STS register value
as 1.

Fixes: d8f48fbdfd ("soundwire: amd: Add support for AMD Manager driver")
Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Link: https://lore.kernel.org/r/20250620102617.73437-1-Vijendar.Mukunda@amd.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Vijendar Mukunda
2025-06-20 15:55:19 +05:30
committed by Greg Kroah-Hartman
parent 84830e033b
commit 12e023df10
1 changed files with 1 additions and 1 deletions
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2
drivers/soundwire/amd_manager.c
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@@ -205,7 +205,7 @@ static u64 amd_sdw_send_cmd_get_resp(struct amd_sdw_manager *amd_manager, u32 lo
if (sts & AMD_SDW_IMM_RES_VALID) {
dev_err(amd_manager->dev, "SDW%x manager is in bad state\n", amd_manager->instance);
writel(0x00, amd_manager->mmio + ACP_SW_IMM_CMD_STS);
writel(AMD_SDW_IMM_RES_VALID, amd_manager->mmio + ACP_SW_IMM_CMD_STS);
}
writel(upper_data, amd_manager->mmio + ACP_SW_IMM_CMD_UPPER_WORD);
writel(lower_data, amd_manager->mmio + ACP_SW_IMM_CMD_LOWER_QWORD);