From: Nishad Saraf <nishads@amd.com>
Date: Fri, 24 Apr 2026 04:08:23 +0000 (-0700)
Subject: accel/amdxdna: Add configuring low and medium power mode
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e22bb770b01dc65c29553013e6278a84fc3c3d73;p=thirdparty%2Fkernel%2Flinux.git

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 d9ccd7fc8a6da..4fe6030d2c417 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;
 	}