[PATCH] drm/amd/pm: Fetch current power limit from PMFW

[Kamal, Asad]

[AMD Official Use Only - AMD Internal Distribution Only]

Reviewed-by: Asad Kamal <asad.kamal at amd.com>

Thanks & Regards
Asad

-----Original Message-----
From: Lazar, Lijo <Lijo.Lazar at amd.com>
Sent: Tuesday, February 18, 2025 5:47 PM
To: amd-gfx at lists.freedesktop.org
Cc: Zhang, Hawking <Hawking.Zhang at amd.com>; Deucher, Alexander <Alexander.Deucher at amd.com>; Kamal, Asad <Asad.Kamal at amd.com>
Subject: [PATCH] drm/amd/pm: Fetch current power limit from PMFW

On SMU v13.0.12, always query the firmware to get the current power limit as it could be updated through other means also.

Signed-off-by: Lijo Lazar <lijo.lazar at amd.com>
---
 drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
index 7fdd7190a0c6..f0a14496d2b2 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
@@ -2791,6 +2791,7 @@ int smu_get_power_limit(void *handle,
                        switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) {
                        case IP_VERSION(13, 0, 2):
                        case IP_VERSION(13, 0, 6):
+                       case IP_VERSION(13, 0, 12):
                        case IP_VERSION(13, 0, 14):
                        case IP_VERSION(11, 0, 7):
                        case IP_VERSION(11, 0, 11):
--
2.25.1