drm/amdgpu/atomfirmware: fix parsing of vram_info

From Alex Deucher
01f58871af9c2cffcb57b77336994e6bfe37c1f0 in linux-6.6.y/6.6.37
f6f49dda49db72e7a0b4ca32c77391d5ff5ce232 in mainline linux

diff --git a/sys/dev/pci/drm/amd/amdgpu/amdgpu_atomfirmware.c b/sys/dev/pci/drm/amd/amdgpu/amdgpu_atomfirmware.c
index 23651a9..6521d06 100644 (file)
--- a/sys/dev/pci/drm/amd/amdgpu/amdgpu_atomfirmware.c
+++ b/sys/dev/pci/drm/amd/amdgpu/amdgpu_atomfirmware.c
@@ -399,7 +399,7 @@ amdgpu_atomfirmware_get_vram_info(struct amdgpu_device *adev,
                                        mem_channel_number = vram_info->v30.channel_num;
                                        mem_channel_width = vram_info->v30.channel_width;
                                        if (vram_width)
-                                               *vram_width = mem_channel_number * (1 << mem_channel_width);
+                                               *vram_width = mem_channel_number * 16;
                                        break;
                                default:
                                        return -EINVAL;