[PATCH 20/30] drm/amd/display/dc/core/dc: Fix a bunch of documentation misdemeanours

Thu Jan 14 17:22:09 UTC 2021

On Wed, Jan 13, 2021 at 3:08 AM Lee Jones <lee.jones at linaro.org> wrote:
>
> Fixes the following W=1 kernel build warning(s):
>
>  drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:287: warning: Cannot understand  *****************************************************************************
>  drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:366: warning: Function parameter or member 'crc_window' not described in 'dc_stream_configure_crc'
>  drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:430: warning: Function parameter or member 'r_cr' not described in 'dc_stream_get_crc'
>  drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:430: warning: Function parameter or member 'g_y' not described in 'dc_stream_get_crc'
>  drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:430: warning: Function parameter or member 'b_cb' not described in 'dc_stream_get_crc'
>  drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:2026: warning: Function parameter or member 'dc' not described in 'dc_check_update_surfaces_for_stream'
>  drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:2026: warning: Function parameter or member 'updates' not described in 'dc_check_update_surfaces_for_stream'
>  drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:2026: warning: Function parameter or member 'surface_count' not described in 'dc_check_update_surfaces_for_stream'
>  drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:2026: warning: Function parameter or member 'stream_update' not described in 'dc_check_update_surfaces_for_stream'
>  drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:2026: warning: Function parameter or member 'stream_status' not described in 'dc_check_update_surfaces_for_stream'
>  drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:2822: warning: Function parameter or member 'dc' not described in 'dc_interrupt_set'
>  drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:2822: warning: Function parameter or member 'src' not described in 'dc_interrupt_set'
>  drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:2822: warning: Function parameter or member 'enable' not described in 'dc_interrupt_set'
>  drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:2962: warning: Function parameter or member 'link' not described in 'dc_link_add_remote_sink'
>  drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:2962: warning: Function parameter or member 'edid' not described in 'dc_link_add_remote_sink'
>  drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:2962: warning: Function parameter or member 'len' not described in 'dc_link_add_remote_sink'
>  drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:2962: warning: Function parameter or member 'init_data' not described in 'dc_link_add_remote_sink'
>  drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:3022: warning: Function parameter or member 'link' not described in 'dc_link_remove_remote_sink'
>  drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:3022: warning: Function parameter or member 'sink' not described in 'dc_link_remove_remote_sink'
>
> Cc: Harry Wentland <harry.wentland at amd.com>
> Cc: Leo Li <sunpeng.li at amd.com>
> Cc: Alex Deucher <alexander.deucher at amd.com>
> Cc: "Christian König" <christian.koenig at amd.com>
> Cc: David Airlie <airlied at linux.ie>
> Cc: Daniel Vetter <daniel at ffwll.ch>
> Cc: amd-gfx at lists.freedesktop.org
> Cc: dri-devel at lists.freedesktop.org
> Signed-off-by: Lee Jones <lee.jones at linaro.org>

Applied.  Thanks!

Alex

> ---
>  drivers/gpu/drm/amd/display/dc/core/dc.c | 33 ++++++++++++------------
>  1 file changed, 16 insertions(+), 17 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
> index 0a07e608485ff..3ee3978fae977 100644
> --- a/drivers/gpu/drm/amd/display/dc/core/dc.c
> +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
> @@ -284,20 +284,16 @@ static void dc_perf_trace_destroy(struct dc_perf_trace **perf_trace)
>  }
>
>  /**
> - *****************************************************************************
> - *  Function: dc_stream_adjust_vmin_vmax
> + *  dc_stream_adjust_vmin_vmax:
>   *
> - *  @brief
> - *     Looks up the pipe context of dc_stream_state and updates the
> - *     vertical_total_min and vertical_total_max of the DRR, Dynamic Refresh
> - *     Rate, which is a power-saving feature that targets reducing panel
> - *     refresh rate while the screen is static
> + *  Looks up the pipe context of dc_stream_state and updates the
> + *  vertical_total_min and vertical_total_max of the DRR, Dynamic Refresh
> + *  Rate, which is a power-saving feature that targets reducing panel
> + *  refresh rate while the screen is static
>   *
> - *  @param [in] dc: dc reference
> - *  @param [in] stream: Initial dc stream state
> - *  @param [in] adjust: Updated parameters for vertical_total_min and
> - *  vertical_total_max
> - *****************************************************************************
> + *  @dc:     dc reference
> + *  @stream: Initial dc stream state
> + *  @adjust: Updated parameters for vertical_total_min and vertical_total_max
>   */
>  bool dc_stream_adjust_vmin_vmax(struct dc *dc,
>                 struct dc_stream_state *stream,
> @@ -355,6 +351,7 @@ bool dc_stream_get_crtc_position(struct dc *dc,
>   * @dc: DC Object
>   * @stream: The stream to configure CRC on.
>   * @enable: Enable CRC if true, disable otherwise.
> + * @crc_window: CRC window (x/y start/end) information
>   * @continuous: Capture CRC on every frame if true. Otherwise, only capture
>   *              once.
>   *
> @@ -420,7 +417,9 @@ bool dc_stream_configure_crc(struct dc *dc, struct dc_stream_state *stream,
>   * dc_stream_get_crc() - Get CRC values for the given stream.
>   * @dc: DC object
>   * @stream: The DC stream state of the stream to get CRCs from.
> - * @r_cr, g_y, b_cb: CRC values for the three channels are stored here.
> + * @r_cr: CRC value for the first of the 3 channels stored here.
> + * @g_y:  CRC value for the second of the 3 channels stored here.
> + * @b_cb: CRC value for the third of the 3 channels stored here.
>   *
>   * dc_stream_configure_crc needs to be called beforehand to enable CRCs.
>   * Return false if stream is not found, or if CRCs are not enabled.
> @@ -2012,7 +2011,7 @@ static enum surface_update_type check_update_surfaces_for_stream(
>         return overall_type;
>  }
>
> -/**
> +/*
>   * dc_check_update_surfaces_for_stream() - Determine update type (fast, med, or full)
>   *
>   * See :c:type:`enum surface_update_type <surface_update_type>` for explanation of update types
> @@ -2815,7 +2814,7 @@ enum dc_irq_source dc_interrupt_to_irq_source(
>         return dal_irq_service_to_irq_source(dc->res_pool->irqs, src_id, ext_id);
>  }
>
> -/**
> +/*
>   * dc_interrupt_set() - Enable/disable an AMD hw interrupt source
>   */
>  bool dc_interrupt_set(struct dc *dc, enum dc_irq_source src, bool enable)
> @@ -2949,7 +2948,7 @@ static bool link_add_remote_sink_helper(struct dc_link *dc_link, struct dc_sink
>         return true;
>  }
>
> -/**
> +/*
>   * dc_link_add_remote_sink() - Create a sink and attach it to an existing link
>   *
>   * EDID length is in bytes
> @@ -3012,7 +3011,7 @@ struct dc_sink *dc_link_add_remote_sink(
>         return NULL;
>  }
>
> -/**
> +/*
>   * dc_link_remove_remote_sink() - Remove a remote sink from a dc_link
>   *
>   * Note that this just removes the struct dc_sink - it doesn't
> --
> 2.25.1
>
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