Re: [PATCH] accel/amdxdna: Fix incorrect return value in aie2_hwctx_sync_debug_bo()

[Mario Limonciello (AMD) (kernel.org)]

On 10/24/2025 11:26 AM, Lizhi Hou wrote:

When the driver issues the SYNC_DEBUG_BO command, it currently returns 0
even if the firmware fails to execute the command. Update the driver to
return -EINVAL in this case to properly indicate the failure.

Reported-by: Dan Carpenter <dan.carpen...@linaro.org>
Closes: https://lore.kernel.org/dri-devel/aPsadTBXunUSBByV@stanley.mountain/
Fixes: 7ea046838021 ("accel/amdxdna: Support firmware debug buffer")
Signed-off-by: Lizhi Hou <lizhi....@amd.com>

Reviewed-by: Mario Limonciello (AMD) <supe...@kernel.org>> ---

  drivers/accel/amdxdna/aie2_ctx.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/accel/amdxdna/aie2_ctx.c b/drivers/accel/amdxdna/aie2_ctx.c
index 63450b7773ac..c6c473c78352 100644
--- a/drivers/accel/amdxdna/aie2_ctx.c
+++ b/drivers/accel/amdxdna/aie2_ctx.c
@@ -879,7 +879,7 @@ int aie2_hwctx_sync_debug_bo(struct amdxdna_hwctx *hwctx, 
u32 debug_bo_hdl)
        aie2_cmd_wait(hwctx, seq);
        if (cmd.result) {
                XDNA_ERR(xdna, "Response failure 0x%x", cmd.result);
-               return ret;
+               return -EINVAL;
        }

return 0;