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[AMD Official Use Only]
The following patch has been
Reviewed-by: Nicholas Choi <Nicholas.Choi@xxxxxxx> Thanks,
Nicholas
From: Alex Deucher <alexdeucher@xxxxxxxxx>
Sent: Saturday, December 11, 2021 9:08 AM To: Zuo, Jerry <Jerry.Zuo@xxxxxxx> Cc: amd-gfx list <amd-gfx@xxxxxxxxxxxxxxxxxxxxx>; Choi, Nicholas <Nicholas.Choi@xxxxxxx> Subject: Re: [PATCH] drm/amd/display: Fix Compile Error for DCE Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>
On Fri, Dec 10, 2021 at 9:42 PM Fangzhi Zuo <Jerry.Zuo@xxxxxxx> wrote: > > Follow-up fix for: > drm/amd/display: Add Debugfs Entry to Force in SST Sequence > > Signed-off-by: Fangzhi Zuo <Jerry.Zuo@xxxxxxx> > --- > drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c | 6 +++++- > 1 file changed, 5 insertions(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c > index 1779c7daaf72..dc55a736e198 100644 > --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c > +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c > @@ -3237,8 +3237,9 @@ static int disable_hpd_get(void *data, u64 *val) > DEFINE_DEBUGFS_ATTRIBUTE(disable_hpd_ops, disable_hpd_get, > disable_hpd_set, "%llu\n"); > > +#if defined(CONFIG_DRM_AMD_DC_DCN) > /* > - * Force sst sequence in mst capable receiver. > + * Temporary w/a to force sst sequence in M42D DP2 mst receiver > * Example usage: echo 1 > /sys/kernel/debug/dri/0/amdgpu_dm_dp_set_mst_en_for_sst > */ > static int dp_force_sst_set(void *data, u64 val) > @@ -3260,6 +3261,7 @@ static int dp_force_sst_get(void *data, u64 *val) > } > DEFINE_DEBUGFS_ATTRIBUTE(dp_set_mst_en_for_sst_ops, dp_force_sst_get, > dp_force_sst_set, "%llu\n"); > +#endif > > /* > * Sets the DC visual confirm debug option from the given string. > @@ -3370,8 +3372,10 @@ void dtn_debugfs_init(struct amdgpu_device *adev) > adev, &mst_topo_fops); > debugfs_create_file("amdgpu_dm_dtn_log", 0644, root, adev, > &dtn_log_fops); > +#if defined(CONFIG_DRM_AMD_DC_DCN) > debugfs_create_file("amdgpu_dm_dp_set_mst_en_for_sst", 0644, root, adev, > &dp_set_mst_en_for_sst_ops); > +#endif > > debugfs_create_file_unsafe("amdgpu_dm_visual_confirm", 0644, root, adev, > &visual_confirm_fops); > -- > 2.25.1 > |
