[PATCH v4] Revert "drm/amd/display: Expose connector VRR range via debugfs"

[Alex Deucher]

On Fri, Jun 26, 2020 at 7:11 PM Manasi Navare <manasi.d.navare at intel.com> wrote:
>
> From: Bhanuprakash Modem <bhanuprakash.modem at intel.com>
>
> v3:
> * Rebase (Manasi)
> v2:
> * Rebase (Manasi)
>
> As both VRR min and max are already part of drm_display_info,
> drm can expose this VRR range for each connector.
>
> Hence this logic should move to core DRM.
>
> This reverts commit 727962f030c23422a01e8b22d0f463815fb15ec4.
>
> Signed-off-by: Bhanuprakash Modem <bhanuprakash.modem at intel.com>
> Cc: Nicholas Kazlauskas <nicholas.kazlauskas at amd.com>
> Cc: Harry Wentland <harry.wentland at amd.com>
> Cc: Alex Deucher <alexander.deucher at amd.com>
> Cc: Manasi Navare <manasi.d.navare at intel.com>
> Cc: AMD gfx <amd-gfx at lists.freedesktop.org>
> Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas at amd.com>

Applied.  Thanks!

Alex

> ---
>  .../amd/display/amdgpu_dm/amdgpu_dm_debugfs.c | 20 -------------------
>  1 file changed, 20 deletions(-)
>
> 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 1d692f4f42f3..b246354967bc 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
> @@ -820,24 +820,6 @@ static int output_bpc_show(struct seq_file *m, void *data)
>         return res;
>  }
>
> -/*
> - * Returns the min and max vrr vfreq through the connector's debugfs file.
> - * Example usage: cat /sys/kernel/debug/dri/0/DP-1/vrr_range
> - */
> -static int vrr_range_show(struct seq_file *m, void *data)
> -{
> -       struct drm_connector *connector = m->private;
> -       struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector);
> -
> -       if (connector->status != connector_status_connected)
> -               return -ENODEV;
> -
> -       seq_printf(m, "Min: %u\n", (unsigned int)aconnector->min_vfreq);
> -       seq_printf(m, "Max: %u\n", (unsigned int)aconnector->max_vfreq);
> -
> -       return 0;
> -}
> -
>  #ifdef CONFIG_DRM_AMD_DC_HDCP
>  /*
>   * Returns the HDCP capability of the Display (1.4 for now).
> @@ -1001,7 +983,6 @@ static ssize_t dp_dpcd_data_read(struct file *f, char __user *buf,
>  DEFINE_SHOW_ATTRIBUTE(dmub_fw_state);
>  DEFINE_SHOW_ATTRIBUTE(dmub_tracebuffer);
>  DEFINE_SHOW_ATTRIBUTE(output_bpc);
> -DEFINE_SHOW_ATTRIBUTE(vrr_range);
>  #ifdef CONFIG_DRM_AMD_DC_HDCP
>  DEFINE_SHOW_ATTRIBUTE(hdcp_sink_capability);
>  #endif
> @@ -1058,7 +1039,6 @@ static const struct {
>                 {"link_settings", &dp_link_settings_debugfs_fops},
>                 {"phy_settings", &dp_phy_settings_debugfs_fop},
>                 {"test_pattern", &dp_phy_test_pattern_fops},
> -               {"vrr_range", &vrr_range_fops},
>  #ifdef CONFIG_DRM_AMD_DC_HDCP
>                 {"hdcp_sink_capability", &hdcp_sink_capability_fops},
>  #endif
> --
> 2.19.1
>
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