diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dml/dml_wrapper_translation.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/dml_wrapper_translation.c | 284 |
1 files changed, 284 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dml_wrapper_translation.c b/drivers/gpu/drm/amd/display/dc/dml/dml_wrapper_translation.c new file mode 100644 index 000000000000..4ec5310a2962 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dml/dml_wrapper_translation.c @@ -0,0 +1,284 @@ +/* + * Copyright 2017 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifdef DML_WRAPPER_TRANSLATION_ + +static void gfx10array_mode_to_dml_params( + enum array_mode_values array_mode, + enum legacy_tiling_compat_level compat_level, + unsigned int *sw_mode) +{ + switch (array_mode) { + case DC_ARRAY_LINEAR_ALLIGNED: + case DC_ARRAY_LINEAR_GENERAL: + *sw_mode = dm_sw_linear; + break; + case DC_ARRAY_2D_TILED_THIN1: +// DC_LEGACY_TILING_ADDR_GEN_ZERO - undefined as per current code hence removed +#if 0 + if (compat_level == DC_LEGACY_TILING_ADDR_GEN_ZERO) + *sw_mode = dm_sw_gfx7_2d_thin_l_vp; + else + *sw_mode = dm_sw_gfx7_2d_thin_gl; +#endif + break; + default: + ASSERT(0); /* Not supported */ + break; + } +} + +static void swizzle_to_dml_params( + enum swizzle_mode_values swizzle, + unsigned int *sw_mode) +{ + switch (swizzle) { + case DC_SW_LINEAR: + *sw_mode = dm_sw_linear; + break; + case DC_SW_4KB_S: + *sw_mode = dm_sw_4kb_s; + break; + case DC_SW_4KB_S_X: + *sw_mode = dm_sw_4kb_s_x; + break; + case DC_SW_4KB_D: + *sw_mode = dm_sw_4kb_d; + break; + case DC_SW_4KB_D_X: + *sw_mode = dm_sw_4kb_d_x; + break; + case DC_SW_64KB_S: + *sw_mode = dm_sw_64kb_s; + break; + case DC_SW_64KB_S_X: + *sw_mode = dm_sw_64kb_s_x; + break; + case DC_SW_64KB_S_T: + *sw_mode = dm_sw_64kb_s_t; + break; + case DC_SW_64KB_D: + *sw_mode = dm_sw_64kb_d; + break; + case DC_SW_64KB_D_X: + *sw_mode = dm_sw_64kb_d_x; + break; + case DC_SW_64KB_D_T: + *sw_mode = dm_sw_64kb_d_t; + break; + case DC_SW_64KB_R_X: + *sw_mode = dm_sw_64kb_r_x; + break; + case DC_SW_VAR_S: + *sw_mode = dm_sw_var_s; + break; + case DC_SW_VAR_S_X: + *sw_mode = dm_sw_var_s_x; + break; + case DC_SW_VAR_D: + *sw_mode = dm_sw_var_d; + break; + case DC_SW_VAR_D_X: + *sw_mode = dm_sw_var_d_x; + break; + + default: + ASSERT(0); /* Not supported */ + break; + } +} + +static void dc_timing_to_dml_timing(const struct dc_crtc_timing *timing, struct _vcs_dpi_display_pipe_dest_params_st *dest) +{ + dest->hblank_start = timing->h_total - timing->h_front_porch; + dest->hblank_end = dest->hblank_start + - timing->h_addressable + - timing->h_border_left + - timing->h_border_right; + dest->vblank_start = timing->v_total - timing->v_front_porch; + dest->vblank_end = dest->vblank_start + - timing->v_addressable + - timing->v_border_top + - timing->v_border_bottom; + dest->htotal = timing->h_total; + dest->vtotal = timing->v_total; + dest->hactive = timing->h_addressable; + dest->vactive = timing->v_addressable; + dest->interlaced = timing->flags.INTERLACE; + dest->pixel_rate_mhz = timing->pix_clk_100hz/10000.0; + if (timing->timing_3d_format == TIMING_3D_FORMAT_HW_FRAME_PACKING) + dest->pixel_rate_mhz *= 2; +} + +static enum odm_combine_mode get_dml_odm_combine(const struct pipe_ctx *pipe) +{ + int odm_split_count = 0; + enum odm_combine_mode combine_mode = dm_odm_combine_mode_disabled; + struct pipe_ctx *next_pipe = pipe->next_odm_pipe; + + // Traverse pipe tree to determine odm split count + while (next_pipe) { + odm_split_count++; + next_pipe = next_pipe->next_odm_pipe; + } + pipe = pipe->prev_odm_pipe; + while (pipe) { + odm_split_count++; + pipe = pipe->prev_odm_pipe; + } + + // Translate split to DML odm combine factor + switch (odm_split_count) { + case 1: + combine_mode = dm_odm_combine_mode_2to1; + break; + case 3: + combine_mode = dm_odm_combine_mode_4to1; + break; + default: + combine_mode = dm_odm_combine_mode_disabled; + } + + return combine_mode; +} + +static int get_dml_output_type(enum signal_type dc_signal) +{ + int dml_output_type = -1; + + switch (dc_signal) { + case SIGNAL_TYPE_DISPLAY_PORT_MST: + case SIGNAL_TYPE_DISPLAY_PORT: + dml_output_type = dm_dp; + break; + case SIGNAL_TYPE_EDP: + dml_output_type = dm_edp; + break; + case SIGNAL_TYPE_HDMI_TYPE_A: + case SIGNAL_TYPE_DVI_SINGLE_LINK: + case SIGNAL_TYPE_DVI_DUAL_LINK: + dml_output_type = dm_hdmi; + break; + default: + break; + } + + return dml_output_type; +} + +static void populate_color_depth_and_encoding_from_timing(const struct dc_crtc_timing *timing, struct _vcs_dpi_display_output_params_st *dout) +{ + int output_bpc = 0; + + switch (timing->display_color_depth) { + case COLOR_DEPTH_666: + output_bpc = 6; + break; + case COLOR_DEPTH_888: + output_bpc = 8; + break; + case COLOR_DEPTH_101010: + output_bpc = 10; + break; + case COLOR_DEPTH_121212: + output_bpc = 12; + break; + case COLOR_DEPTH_141414: + output_bpc = 14; + break; + case COLOR_DEPTH_161616: + output_bpc = 16; + break; + case COLOR_DEPTH_999: + output_bpc = 9; + break; + case COLOR_DEPTH_111111: + output_bpc = 11; + break; + default: + output_bpc = 8; + break; + } + + switch (timing->pixel_encoding) { + case PIXEL_ENCODING_RGB: + case PIXEL_ENCODING_YCBCR444: + dout->output_format = dm_444; + dout->output_bpp = output_bpc * 3; + break; + case PIXEL_ENCODING_YCBCR420: + dout->output_format = dm_420; + dout->output_bpp = (output_bpc * 3.0) / 2; + break; + case PIXEL_ENCODING_YCBCR422: + if (timing->flags.DSC && !timing->dsc_cfg.ycbcr422_simple) + dout->output_format = dm_n422; + else + dout->output_format = dm_s422; + dout->output_bpp = output_bpc * 2; + break; + default: + dout->output_format = dm_444; + dout->output_bpp = output_bpc * 3; + } +} + +static enum source_format_class dc_source_format_to_dml_source_format(enum surface_pixel_format dc_format) +{ + enum source_format_class dml_format = dm_444_32; + + switch (dc_format) { + case SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr: + case SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb: + dml_format = dm_420_8; + break; + case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr: + case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb: + dml_format = dm_420_10; + break; + case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616: + case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F: + case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F: + dml_format = dm_444_64; + break; + case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555: + case SURFACE_PIXEL_FORMAT_GRPH_RGB565: + dml_format = dm_444_16; + break; + case SURFACE_PIXEL_FORMAT_GRPH_PALETA_256_COLORS: + dml_format = dm_444_8; + break; + case SURFACE_PIXEL_FORMAT_GRPH_RGBE_ALPHA: + dml_format = dm_rgbe_alpha; + break; + default: + dml_format = dm_444_32; + break; + } + + return dml_format; +} + +#endif |