Re: [PATCH V2] accel/amdxdna: Add support for AIE2 revision 9

[Mario Limonciello <superm1@kernel.org>]

On 9/29/26 13:14, Lizhi Hou wrote:
> aie2_get_dev_revision() fails to recognize AIE2 revision 9 hardware.
> Add AIE2_DEV_REVISION_GRGH to the list of supported AIE2 revisions.
> 
> Signed-off-by: Lizhi Hou <lizhi.hou@amd.com>
Reviewed-by: Mario Limonciello (AMD) <superm1@kernel.org>> ---
> V2:
>    Fix sashiko comment: add the revision string.
> 
>   drivers/accel/amdxdna/aie2_msg_priv.h | 1 +
>   drivers/accel/amdxdna/npu4_regs.c     | 1 +
>   2 files changed, 2 insertions(+)
> 
> diff --git a/drivers/accel/amdxdna/aie2_msg_priv.h b/drivers/accel/amdxdna/aie2_msg_priv.h
> index fd65a4236d49..8ed2b5701dcc 100644
> --- a/drivers/accel/amdxdna/aie2_msg_priv.h
> +++ b/drivers/accel/amdxdna/aie2_msg_priv.h
> @@ -530,6 +530,7 @@ enum aie2_dev_revision {
>   	AIE2_DEV_REVISION_GPT1,
>   	AIE2_DEV_REVISION_GPT2,
>   	AIE2_DEV_REVISION_GPT3,
> +	AIE2_DEV_REVISION_GRGH,
>   	AIE2_DEV_REVISION_UNKN,
>   };
>   
> diff --git a/drivers/accel/amdxdna/npu4_regs.c b/drivers/accel/amdxdna/npu4_regs.c
> index 15a161384625..c9648c8032ec 100644
> --- a/drivers/accel/amdxdna/npu4_regs.c
> +++ b/drivers/accel/amdxdna/npu4_regs.c
> @@ -153,6 +153,7 @@ const struct amdxdna_rev_vbnv npu4_rev_vbnv_tbl[] = {
>   	{ AIE2_DEV_REVISION_GPT1, "NPU Gorgon Point 1" },
>   	{ AIE2_DEV_REVISION_GPT2, "NPU Gorgon Point 2" },
>   	{ AIE2_DEV_REVISION_GPT3, "NPU Gorgon Point 3" },
> +	{ AIE2_DEV_REVISION_GRGH, "NPU Gorgon Halo" },
>   	{ 0 }
>   };
>