Re: [PATCH 21/40] drm/amd/display/dc/dce110/dce110_compressor: Remove unused function 'dce110_get_required_compressed_surfacesize

[Alex Deucher <alexdeucher@gmail.com>]

On Mon, Jan 11, 2021 at 2:20 PM Lee Jones <lee.jones@linaro.org> wrote:
>
> Fixes the following W=1 kernel build warning(s):
>
>  drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_compressor.c:415:6: warning: no previous prototype for ‘dce110_get_required_compressed_surfacesize’ [-Wmissing-prototypes]
>
> Cc: Harry Wentland <harry.wentland@amd.com>
> Cc: Leo Li <sunpeng.li@amd.com>
> Cc: Alex Deucher <alexander.deucher@amd.com>
> Cc: "Christian König" <christian.koenig@amd.com>
> Cc: David Airlie <airlied@linux.ie>
> Cc: Daniel Vetter <daniel@ffwll.ch>
> Cc: amd-gfx@lists.freedesktop.org
> Cc: dri-devel@lists.freedesktop.org
> Signed-off-by: Lee Jones <lee.jones@linaro.org>

Applied.  Thanks!

Alex

> ---
>  .../amd/display/dc/dce110/dce110_compressor.c | 30 -------------------
>  1 file changed, 30 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_compressor.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_compressor.c
> index 72b580a4eb856..18b0a69b0b1e8 100644
> --- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_compressor.c
> +++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_compressor.c
> @@ -412,36 +412,6 @@ void dce110_compressor_destroy(struct compressor **compressor)
>         *compressor = NULL;
>  }
>
> -bool dce110_get_required_compressed_surfacesize(struct fbc_input_info fbc_input_info,
> -                                               struct fbc_requested_compressed_size size)
> -{
> -       bool result = false;
> -
> -       unsigned int max_x = FBC_MAX_X, max_y = FBC_MAX_Y;
> -
> -       get_max_support_fbc_buffersize(&max_x, &max_y);
> -
> -       if (fbc_input_info.dynamic_fbc_buffer_alloc == 0) {
> -               /*
> -                * For DCE11 here use Max HW supported size:  HW Support up to 3840x2400 resolution
> -                * or 18000 chunks.
> -                */
> -               size.preferred_size = size.min_size = align_to_chunks_number_per_line(max_x) * max_y * 4;  /* (For FBC when LPT not supported). */
> -               size.preferred_size_alignment = size.min_size_alignment = 0x100;       /* For FBC when LPT not supported */
> -               size.bits.preferred_must_be_framebuffer_pool = 1;
> -               size.bits.min_must_be_framebuffer_pool = 1;
> -
> -               result = true;
> -       }
> -       /*
> -        * Maybe to add registry key support with optional size here to override above
> -        * for debugging purposes
> -        */
> -
> -       return result;
> -}
> -
> -
>  void get_max_support_fbc_buffersize(unsigned int *max_x, unsigned int *max_y)
>  {
>         *max_x = FBC_MAX_X;
> --
> 2.25.1
>
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