From: Alex Deucher <alexander.deucher@amd.com>
Date: Wed, 19 Mar 2025 15:56:02 +0000 (-0400)
Subject: drm/amdgpu/gfx6: fix CSIB handling
X-Git-Tag: v5.15.186~141
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=767e4d5300ea50cd4569af05236627500d5f8035;p=thirdparty%2Fkernel%2Fstable.git

drm/amdgpu/gfx6: fix CSIB handling

[ Upstream commit 8307ebc15c1ea98a8a0b7837af1faa6c01514577 ]

We shouldn't return after the last section.
We need to update the rest of the CSIB.

Reviewed-by: Rodrigo Siqueira <siqueira@igalia.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
index 6a8dadea40f92..79074d22959b9 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
@@ -2897,8 +2897,6 @@ static void gfx_v6_0_get_csb_buffer(struct amdgpu_device *adev,
 				buffer[count++] = cpu_to_le32(ext->reg_index - 0xa000);
 				for (i = 0; i < ext->reg_count; i++)
 					buffer[count++] = cpu_to_le32(ext->extent[i]);
-			} else {
-				return;
 			}
 		}
 	}