samsung-sm8650/android_kernel_samsung_sm8650-modules
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disp: msm: sde: fix DSC initial line calculation

瀏覽代碼 
Update the DSC initial line calculations to use logical
or operator instead of bitwise operator. Additionally
this change takes care of removing unnecessary brackets.

Change-Id: Ie7fd099e726f0dbed012d5406860300a48d9b2eb
Signed-off-by: Abhijit Kulkarni <kabhijit@codeaurora.org>
此提交包含在：
Abhijit Kulkarni
2020-03-24 15:39:38 -07:00
父節點 4051341617
當前提交 78f4cffab0
共有 1 個檔案被更改，包括 15 行新增 和 15 行删除
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30
msm/sde/sde_encoder_dce.c
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@@ -133,22 +133,22 @@ static int _dce_dsc_initial_line_calc(struct msm_display_dsc_info *dsc,
split_panel_enable = 0;
container_slice_width = (native_422 ?
dsc->config.slice_width / 2 : dsc->config.slice_width);
max_muxword_size = ((rtl_max_bpc >= 12) ? 64 : 48);
max_muxword_size = (rtl_max_bpc >= 12) ? 64 : 48;
max_se_size = 4 * (rtl_max_bpc + 1);
max_ssm_delay = max_se_size + max_muxword_size - 1;
mux_word_size = (bpc >= 12 ? 64 : 48);
compress_bpp_group = (native_422 ? 2 * bpp : bpp);
input_ssm_out_latency = pipeline_latency + (3 * (max_ssm_delay + 2)
* num_of_active_ss);
rtl_num_components = (native_420 | native_422 ? 4 : 3);
ob_data_width_4comps = ((rtl_output_data_width >= (2 *
mux_word_size = (bpc >= 12) ? 64 : 48;
compress_bpp_group = native_422 ? (2 * bpp) : bpp;
input_ssm_out_latency = pipeline_latency + 3 * (max_ssm_delay + 2)
* num_of_active_ss;
rtl_num_components = (native_420 || native_422) ? 4 : 3;
ob_data_width_4comps = (rtl_output_data_width >= (2 *
max_muxword_size)) ?
rtl_output_data_width :
(2 * rtl_output_data_width));
ob_data_width_3comps = (rtl_output_data_width >= max_muxword_size ?
rtl_output_data_width : 2 * rtl_output_data_width);
ob_data_width = (rtl_num_components == 4 ?
ob_data_width_4comps : ob_data_width_3comps);
(2 * rtl_output_data_width);
ob_data_width_3comps = (rtl_output_data_width >= max_muxword_size) ?
rtl_output_data_width : 2 * rtl_output_data_width;
ob_data_width = (rtl_num_components == 4) ?
ob_data_width_4comps : ob_data_width_3comps;
obuf_latency = DIV_ROUND_UP((9 * ob_data_width + mux_word_size),
compress_bpp_group) + 1;
base_hs_latency = dsc->config.initial_xmit_delay +
@@ -157,13 +157,13 @@ static int _dce_dsc_initial_line_calc(struct msm_display_dsc_info *dsc,
output_rate_ratio_complement = ob_data_width - compress_bpp_group;
output_rate_extra_budget_bits =
(output_rate_ratio_complement * chunk_bits) >>
(ob_data_width == 128 ? 7 : 6);
((ob_data_width == 128) ? 7 : 6);
multi_hs_c = split_panel_enable * multiplex_mode_enable;
multi_hs_d = (num_of_active_ss > 1) * (ob_data_width >
compress_bpp_group);
multi_hs_extra_budget_bits = (multi_hs_c ?
multi_hs_extra_budget_bits = multi_hs_c ?
chunk_bits : (multi_hs_d ? chunk_bits :
output_rate_extra_budget_bits));
output_rate_extra_budget_bits);
multi_hs_extra_latency = DIV_ROUND_UP(multi_hs_extra_budget_bits,
compress_bpp_group);
dsc->initial_lines = DIV_ROUND_UP((base_hs_latency +