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authorGravatar Jakub Kicinski <kuba@kernel.org> 2023-02-09 12:05:25 -0800
committerGravatar Jakub Kicinski <kuba@kernel.org> 2023-02-09 12:25:40 -0800
commit8697a258ae24703267d2a37d91ab757c91ef027e (patch)
tree7a1798898ac64c72e6cf77d2320f036c963a16c1 /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
parentnet: enable usercopy for skb_small_head_cache (diff)
parentMerge tag 'net-6.2-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/netd... (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
net/devlink/leftover.c / net/core/devlink.c: 565b4824c39f ("devlink: change port event netdev notifier from per-net to global") f05bd8ebeb69 ("devlink: move code to a dedicated directory") 687125b5799c ("devlink: split out core code") https://lore.kernel.org/all/20230208094657.379f2b1a@canb.auug.org.au/ Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c')
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index af37bc6ed1f5..31bce529f685 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -4501,6 +4501,17 @@ DEVICE_ATTR_WO(s3_debug);
static int dm_early_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ struct amdgpu_mode_info *mode_info = &adev->mode_info;
+ struct atom_context *ctx = mode_info->atom_context;
+ int index = GetIndexIntoMasterTable(DATA, Object_Header);
+ u16 data_offset;
+
+ /* if there is no object header, skip DM */
+ if (!amdgpu_atom_parse_data_header(ctx, index, NULL, NULL, NULL, &data_offset)) {
+ adev->harvest_ip_mask |= AMD_HARVEST_IP_DMU_MASK;
+ dev_info(adev->dev, "No object header, skipping DM\n");
+ return -ENOENT;
+ }
switch (adev->asic_type) {
#if defined(CONFIG_DRM_AMD_DC_SI)