accel/amdxdna: Add configuring low and medium power mode

Add support for POWER_MODE_LOW and POWER_MODE_MEDIUM.

Signed-off-by: Nishad Saraf <nishads@amd.com>
Reviewed-by: Mario Limonciello (AMD) <superm1@kernel.org>
Signed-off-by: Lizhi Hou <lizhi.hou@amd.com>
Link: https://patch.msgid.link/20260424040824.2253607-2-lizhi.hou@amd.com

diff --git a/drivers/accel/amdxdna/aie2_pm.c b/drivers/accel/amdxdna/aie2_pm.c
index d9ccd7f..4fe6030 100644 (file)
--- 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;
        }