[PATCH] drm/amdgpu: make rlc fw loading backward compatible with fw

[Gao, Likun]

[AMD Official Use Only - General]

Reviewed-by: Likun Gao <Likun.Gao at amd.com>.

Regards,
Likun

-----Original Message-----
From: Zhang, Hawking <Hawking.Zhang at amd.com> 
Sent: Tuesday, September 27, 2022 10:30 AM
To: amd-gfx at lists.freedesktop.org; Gao, Likun <Likun.Gao at amd.com>; Deucher, Alexander <Alexander.Deucher at amd.com>
Cc: Zhang, Hawking <Hawking.Zhang at amd.com>
Subject: [PATCH] drm/amdgpu: make rlc fw loading backward compatible with fw

To allow kernel change
drm/amdgpu/gfx10: switch to amdgpu_gfx_rlc_init_microcode backward compatible with old rlc firmware

Signed-off-by: Hawking Zhang <Hawking.Zhang at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.c
index 792333206362..012b72d00e04 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.c
@@ -537,9 +537,9 @@ int amdgpu_gfx_rlc_init_microcode(struct amdgpu_device *adev,
 		amdgpu_gfx_rlc_init_microcode_v2_1(adev);
 	if (version_minor >= 2)
 		amdgpu_gfx_rlc_init_microcode_v2_2(adev);
-	if (version_minor >= 3)
+	if (version_minor == 3)
 		amdgpu_gfx_rlc_init_microcode_v2_3(adev);
-	if (version_minor >= 4)
+	if (version_minor == 4)
 		amdgpu_gfx_rlc_init_microcode_v2_4(adev);
 
 	return 0;
--
2.17.1