Re: [PATCH V1 2/3] accel/amdxdna: Add configuring low and medium power mode

[Mario Limonciello <superm1@kernel.org>]

On 4/23/26 23:08, Lizhi Hou wrote:
> From: Nishad Saraf <nishads@amd.com>
> 
> Add support for POWER_MODE_LOW and POWER_MODE_MEDIUM.
> 
> Signed-off-by: Nishad Saraf <nishads@amd.com>
> Signed-off-by: Lizhi Hou <lizhi.hou@amd.com>
Reviewed-by: Mario Limonciello (AMD) <superm1@kernel.org>
> ---
>   drivers/accel/amdxdna/aie2_pm.c | 8 ++++++++
>   1 file changed, 8 insertions(+)
> 
> diff --git a/drivers/accel/amdxdna/aie2_pm.c b/drivers/accel/amdxdna/aie2_pm.c
> index d9ccd7fc8a6d..4fe6030d2c41 100644
> --- a/drivers/accel/amdxdna/aie2_pm.c
> +++ b/drivers/accel/amdxdna/aie2_pm.c
> @@ -108,6 +108,14 @@ int aie2_pm_set_mode(struct amdxdna_dev_hdl *ndev, enum amdxdna_power_mode_type
>   		clk_gating = AIE2_CLK_GATING_ENABLE;
>   		dpm_level = ndev->dft_dpm_level;
>   		break;
> +	case POWER_MODE_LOW:
> +		clk_gating = AIE2_CLK_GATING_ENABLE;
> +		dpm_level = 0;
> +		break;
> +	case POWER_MODE_MEDIUM:
> +		clk_gating = AIE2_CLK_GATING_ENABLE;
> +		dpm_level = ndev->max_dpm_level / 2;
> +		break;
>   	default:
>   		return -EOPNOTSUPP;
>   	}