Hi,
Thanks for your patch, everything lgtm.
Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@xxxxxxx>
On 03/02, Melissa Wen wrote:
> The dpp2_get_optimal_number_of_taps function is never used. Removing just for
> code cleaning up.
>
> Signed-off-by: Melissa Wen <melissa.srw@xxxxxxxxx>
> ---
> .../gpu/drm/amd/display/dc/dcn20/dcn20_dpp.c | 78 -------------------
> 1 file changed, 78 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.c
> index 13e057d7ee93..42bba7c9548b 100644
> --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.c
> +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.c
> @@ -369,84 +369,6 @@ void dpp2_set_cursor_attributes(
> }
> }
>
> -#define IDENTITY_RATIO(ratio) (dc_fixpt_u3d19(ratio) == (1 << 19))
> -
> -bool dpp2_get_optimal_number_of_taps(
> - struct dpp *dpp,
> - struct scaler_data *scl_data,
> - const struct scaling_taps *in_taps)
> -{
> - /* Some ASICs does not support FP16 scaling, so we reject modes require this*/
> - if (scl_data->viewport.width != scl_data->h_active &&
> - scl_data->viewport.height != scl_data->v_active &&
> - dpp->caps->dscl_data_proc_format == DSCL_DATA_PRCESSING_FIXED_FORMAT &&
> - scl_data->format == PIXEL_FORMAT_FP16)
> - return false;
> -
> - if (scl_data->viewport.width > scl_data->h_active &&
> - dpp->ctx->dc->debug.max_downscale_src_width != 0 &&
> - scl_data->viewport.width > dpp->ctx->dc->debug.max_downscale_src_width)
> - return false;
> -
> - /* TODO: add lb check */
> -
> - /* No support for programming ratio of 8, drop to 7.99999.. */
> - if (scl_data->ratios.horz.value == (8ll << 32))
> - scl_data->ratios.horz.value--;
> - if (scl_data->ratios.vert.value == (8ll << 32))
> - scl_data->ratios.vert.value--;
> - if (scl_data->ratios.horz_c.value == (8ll << 32))
> - scl_data->ratios.horz_c.value--;
> - if (scl_data->ratios.vert_c.value == (8ll << 32))
> - scl_data->ratios.vert_c.value--;
> -
> - /* Set default taps if none are provided */
> - if (in_taps->h_taps == 0) {
> - if (dc_fixpt_ceil(scl_data->ratios.horz) > 4)
> - scl_data->taps.h_taps = 8;
> - else
> - scl_data->taps.h_taps = 4;
> - } else
> - scl_data->taps.h_taps = in_taps->h_taps;
> - if (in_taps->v_taps == 0) {
> - if (dc_fixpt_ceil(scl_data->ratios.vert) > 4)
> - scl_data->taps.v_taps = 8;
> - else
> - scl_data->taps.v_taps = 4;
> - } else
> - scl_data->taps.v_taps = in_taps->v_taps;
> - if (in_taps->v_taps_c == 0) {
> - if (dc_fixpt_ceil(scl_data->ratios.vert_c) > 4)
> - scl_data->taps.v_taps_c = 4;
> - else
> - scl_data->taps.v_taps_c = 2;
> - } else
> - scl_data->taps.v_taps_c = in_taps->v_taps_c;
> - if (in_taps->h_taps_c == 0) {
> - if (dc_fixpt_ceil(scl_data->ratios.horz_c) > 4)
> - scl_data->taps.h_taps_c = 4;
> - else
> - scl_data->taps.h_taps_c = 2;
> - } else if ((in_taps->h_taps_c % 2) != 0 && in_taps->h_taps_c != 1)
> - /* Only 1 and even h_taps_c are supported by hw */
> - scl_data->taps.h_taps_c = in_taps->h_taps_c - 1;
> - else
> - scl_data->taps.h_taps_c = in_taps->h_taps_c;
> -
> - if (!dpp->ctx->dc->debug.always_scale) {
> - if (IDENTITY_RATIO(scl_data->ratios.horz))
> - scl_data->taps.h_taps = 1;
> - if (IDENTITY_RATIO(scl_data->ratios.vert))
> - scl_data->taps.v_taps = 1;
> - if (IDENTITY_RATIO(scl_data->ratios.horz_c))
> - scl_data->taps.h_taps_c = 1;
> - if (IDENTITY_RATIO(scl_data->ratios.vert_c))
> - scl_data->taps.v_taps_c = 1;
> - }
> -
> - return true;
> -}
> -
> void oppn20_dummy_program_regamma_pwl(
> struct dpp *dpp,
> const struct pwl_params *params,
> --
> 2.25.1
>
--
Rodrigo Siqueira
https://siqueira.tech
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