drm/amd/display: merge two duplicated clock_source_create

[why]
dcn31x could use dcn31 sepcific which contains deep_color_ratio for dmub

Reviewed-by: Nevenko Stupar <Nevenko.Stupar@amd.com>
Reviewed-by: Hansen Dsouza <hansen.dsouza@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Alan Liu <HaoPing.Liu@amd.com>
Signed-off-by: Charlene Liu <Charlene.Liu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c b/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c
index 9285bde..cc5128e 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c
@@ -978,70 +978,87 @@ static bool dcn31_program_pix_clk(
                struct pll_settings *pll_settings)
 {
        struct dce110_clk_src *clk_src = TO_DCE110_CLK_SRC(clock_source);
+       unsigned int inst = pix_clk_params->controller_id - CONTROLLER_ID_D0;
+       unsigned int dp_dto_ref_khz = clock_source->ctx->dc->clk_mgr->dprefclk_khz;
+       const struct pixel_rate_range_table_entry *e =
+                       look_up_in_video_optimized_rate_tlb(pix_clk_params->requested_pix_clk_100hz / 10);
        struct bp_pixel_clock_parameters bp_pc_params = {0};
        enum transmitter_color_depth bp_pc_colour_depth = TRANSMITTER_COLOR_DEPTH_24;
-
-       if (IS_FPGA_MAXIMUS_DC(clock_source->ctx->dce_environment)) {
-               unsigned int inst = pix_clk_params->controller_id - CONTROLLER_ID_D0;
-               unsigned dp_dto_ref_100hz = 7000000;
-               unsigned clock_100hz = pll_settings->actual_pix_clk_100hz;
-
-               /* Set DTO values: phase = target clock, modulo = reference clock */
-               REG_WRITE(PHASE[inst], clock_100hz);
-               REG_WRITE(MODULO[inst], dp_dto_ref_100hz);
-
-               /* Enable DTO */
+       // For these signal types Driver to program DP_DTO without calling VBIOS Command table
+       if (dc_is_dp_signal(pix_clk_params->signal_type)) {
+               if (e) {
+                       /* Set DTO values: phase = target clock, modulo = reference clock*/
+                       REG_WRITE(PHASE[inst], e->target_pixel_rate_khz * e->mult_factor);
+                       REG_WRITE(MODULO[inst], dp_dto_ref_khz * e->div_factor);
+               } else {
+                       /* Set DTO values: phase = target clock, modulo = reference clock*/
+                       REG_WRITE(PHASE[inst], pll_settings->actual_pix_clk_100hz * 100);
+                       REG_WRITE(MODULO[inst], dp_dto_ref_khz * 1000);
+               }
                REG_UPDATE(PIXEL_RATE_CNTL[inst], DP_DTO0_ENABLE, 1);
-               return true;
-       }
+       } else {
+               if (IS_FPGA_MAXIMUS_DC(clock_source->ctx->dce_environment)) {
+                       unsigned int inst = pix_clk_params->controller_id - CONTROLLER_ID_D0;
+                       unsigned dp_dto_ref_100hz = 7000000;
+                       unsigned clock_100hz = pll_settings->actual_pix_clk_100hz;
+
+                       /* Set DTO values: phase = target clock, modulo = reference clock */
+                       REG_WRITE(PHASE[inst], clock_100hz);
+                       REG_WRITE(MODULO[inst], dp_dto_ref_100hz);
+
+                       /* Enable DTO */
+                       REG_UPDATE(PIXEL_RATE_CNTL[inst], DP_DTO0_ENABLE, 1);
+                       return true;
+               }
 
-       /*ATOMBIOS expects pixel rate adjusted by deep color ratio)*/
-       bp_pc_params.controller_id = pix_clk_params->controller_id;
-       bp_pc_params.pll_id = clock_source->id;
-       bp_pc_params.target_pixel_clock_100hz = pll_settings->actual_pix_clk_100hz;
-       bp_pc_params.encoder_object_id = pix_clk_params->encoder_object_id;
-       bp_pc_params.signal_type = pix_clk_params->signal_type;
+               /*ATOMBIOS expects pixel rate adjusted by deep color ratio)*/
+               bp_pc_params.controller_id = pix_clk_params->controller_id;
+               bp_pc_params.pll_id = clock_source->id;
+               bp_pc_params.target_pixel_clock_100hz = pll_settings->actual_pix_clk_100hz;
+               bp_pc_params.encoder_object_id = pix_clk_params->encoder_object_id;
+               bp_pc_params.signal_type = pix_clk_params->signal_type;
 
-       // Make sure we send the correct color depth to DMUB for HDMI
-       if (pix_clk_params->signal_type == SIGNAL_TYPE_HDMI_TYPE_A) {
-               switch (pix_clk_params->color_depth) {
-               case COLOR_DEPTH_888:
-                       bp_pc_colour_depth = TRANSMITTER_COLOR_DEPTH_24;
-                       break;
-               case COLOR_DEPTH_101010:
-                       bp_pc_colour_depth = TRANSMITTER_COLOR_DEPTH_30;
-                       break;
-               case COLOR_DEPTH_121212:
-                       bp_pc_colour_depth = TRANSMITTER_COLOR_DEPTH_36;
-                       break;
-               case COLOR_DEPTH_161616:
-                       bp_pc_colour_depth = TRANSMITTER_COLOR_DEPTH_48;
-                       break;
-               default:
-                       bp_pc_colour_depth = TRANSMITTER_COLOR_DEPTH_24;
-                       break;
+               // Make sure we send the correct color depth to DMUB for HDMI
+               if (pix_clk_params->signal_type == SIGNAL_TYPE_HDMI_TYPE_A) {
+                       switch (pix_clk_params->color_depth) {
+                       case COLOR_DEPTH_888:
+                               bp_pc_colour_depth = TRANSMITTER_COLOR_DEPTH_24;
+                               break;
+                       case COLOR_DEPTH_101010:
+                               bp_pc_colour_depth = TRANSMITTER_COLOR_DEPTH_30;
+                               break;
+                       case COLOR_DEPTH_121212:
+                               bp_pc_colour_depth = TRANSMITTER_COLOR_DEPTH_36;
+                               break;
+                       case COLOR_DEPTH_161616:
+                               bp_pc_colour_depth = TRANSMITTER_COLOR_DEPTH_48;
+                               break;
+                       default:
+                               bp_pc_colour_depth = TRANSMITTER_COLOR_DEPTH_24;
+                               break;
+                       }
+                       bp_pc_params.color_depth = bp_pc_colour_depth;
                }
-               bp_pc_params.color_depth = bp_pc_colour_depth;
-       }
 
-       if (clock_source->id != CLOCK_SOURCE_ID_DP_DTO) {
-               bp_pc_params.flags.SET_GENLOCK_REF_DIV_SRC =
-                                               pll_settings->use_external_clk;
-               bp_pc_params.flags.SET_XTALIN_REF_SRC =
-                                               !pll_settings->use_external_clk;
-               if (pix_clk_params->flags.SUPPORT_YCBCR420) {
-                       bp_pc_params.flags.SUPPORT_YUV_420 = 1;
+               if (clock_source->id != CLOCK_SOURCE_ID_DP_DTO) {
+                       bp_pc_params.flags.SET_GENLOCK_REF_DIV_SRC =
+                                                       pll_settings->use_external_clk;
+                       bp_pc_params.flags.SET_XTALIN_REF_SRC =
+                                                       !pll_settings->use_external_clk;
+                       if (pix_clk_params->flags.SUPPORT_YCBCR420) {
+                               bp_pc_params.flags.SUPPORT_YUV_420 = 1;
+                       }
                }
+               if (clk_src->bios->funcs->set_pixel_clock(
+                               clk_src->bios, &bp_pc_params) != BP_RESULT_OK)
+                       return false;
+               /* Resync deep color DTO */
+               if (clock_source->id != CLOCK_SOURCE_ID_DP_DTO)
+                       dce112_program_pixel_clk_resync(clk_src,
+                                               pix_clk_params->signal_type,
+                                               pix_clk_params->color_depth,
+                                               pix_clk_params->flags.SUPPORT_YCBCR420);
        }
-       if (clk_src->bios->funcs->set_pixel_clock(
-                       clk_src->bios, &bp_pc_params) != BP_RESULT_OK)
-               return false;
-       /* Resync deep color DTO */
-       if (clock_source->id != CLOCK_SOURCE_ID_DP_DTO)
-               dce112_program_pixel_clk_resync(clk_src,
-                                       pix_clk_params->signal_type,
-                                       pix_clk_params->color_depth,
-                                       pix_clk_params->flags.SUPPORT_YCBCR420);
 
        return true;
 }

diff --git a/drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c b/drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c
index d161b81..a9dc84b 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c
@@ -1963,29 +1963,6 @@ static struct resource_funcs dcn315_res_pool_funcs = {
        .patch_unknown_plane_state = dcn20_patch_unknown_plane_state,
 };
 
-static struct clock_source *dcn30_clock_source_create(
-               struct dc_context *ctx,
-               struct dc_bios *bios,
-               enum clock_source_id id,
-               const struct dce110_clk_src_regs *regs,
-               bool dp_clk_src)
-{
-       struct dce110_clk_src *clk_src =
-               kzalloc(sizeof(struct dce110_clk_src), GFP_KERNEL);
-
-       if (!clk_src)
-               return NULL;
-
-       if (dcn3_clk_src_construct(clk_src, ctx, bios, id,
-                       regs, &cs_shift, &cs_mask)) {
-               clk_src->base.dp_clk_src = dp_clk_src;
-               return &clk_src->base;
-       }
-
-       BREAK_TO_DEBUGGER();
-       return NULL;
-}
-
 static bool dcn315_resource_construct(
        uint8_t num_virtual_links,
        struct dc *dc,
@@ -2091,23 +2068,23 @@ static bool dcn315_resource_construct(
 
        /* Clock Sources for Pixel Clock*/
        pool->base.clock_sources[DCN31_CLK_SRC_PLL0] =
-                       dcn30_clock_source_create(ctx, ctx->dc_bios,
+                       dcn31_clock_source_create(ctx, ctx->dc_bios,
                                CLOCK_SOURCE_COMBO_PHY_PLL0,
                                &clk_src_regs[0], false);
        pool->base.clock_sources[DCN31_CLK_SRC_PLL1] =
-                       dcn30_clock_source_create(ctx, ctx->dc_bios,
+                       dcn31_clock_source_create(ctx, ctx->dc_bios,
                                CLOCK_SOURCE_COMBO_PHY_PLL1,
                                &clk_src_regs[1], false);
        pool->base.clock_sources[DCN31_CLK_SRC_PLL2] =
-                       dcn30_clock_source_create(ctx, ctx->dc_bios,
+                       dcn31_clock_source_create(ctx, ctx->dc_bios,
                                CLOCK_SOURCE_COMBO_PHY_PLL2,
                                &clk_src_regs[2], false);
        pool->base.clock_sources[DCN31_CLK_SRC_PLL3] =
-                       dcn30_clock_source_create(ctx, ctx->dc_bios,
+                       dcn31_clock_source_create(ctx, ctx->dc_bios,
                                CLOCK_SOURCE_COMBO_PHY_PLL3,
                                &clk_src_regs[3], false);
        pool->base.clock_sources[DCN31_CLK_SRC_PLL4] =
-                       dcn30_clock_source_create(ctx, ctx->dc_bios,
+                       dcn31_clock_source_create(ctx, ctx->dc_bios,
                                CLOCK_SOURCE_COMBO_PHY_PLL4,
                                &clk_src_regs[4], false);
 

diff --git a/drivers/gpu/drm/amd/display/dc/dcn316/dcn316_resource.c b/drivers/gpu/drm/amd/display/dc/dcn316/dcn316_resource.c
index 2e378d9..9368037 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dcn316/dcn316_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn316/dcn316_resource.c
@@ -1964,29 +1964,6 @@ static struct resource_funcs dcn316_res_pool_funcs = {
        .patch_unknown_plane_state = dcn20_patch_unknown_plane_state,
 };
 
-static struct clock_source *dcn30_clock_source_create(
-               struct dc_context *ctx,
-               struct dc_bios *bios,
-               enum clock_source_id id,
-               const struct dce110_clk_src_regs *regs,
-               bool dp_clk_src)
-{
-       struct dce110_clk_src *clk_src =
-               kzalloc(sizeof(struct dce110_clk_src), GFP_KERNEL);
-
-       if (!clk_src)
-               return NULL;
-
-       if (dcn3_clk_src_construct(clk_src, ctx, bios, id,
-                       regs, &cs_shift, &cs_mask)) {
-               clk_src->base.dp_clk_src = dp_clk_src;
-               return &clk_src->base;
-       }
-
-       BREAK_TO_DEBUGGER();
-       return NULL;
-}
-
 static bool dcn316_resource_construct(
        uint8_t num_virtual_links,
        struct dc *dc,
@@ -2092,23 +2069,23 @@ static bool dcn316_resource_construct(
 
        /* Clock Sources for Pixel Clock*/
        pool->base.clock_sources[DCN31_CLK_SRC_PLL0] =
-                       dcn30_clock_source_create(ctx, ctx->dc_bios,
+                       dcn31_clock_source_create(ctx, ctx->dc_bios,
                                CLOCK_SOURCE_COMBO_PHY_PLL0,
                                &clk_src_regs[0], false);
        pool->base.clock_sources[DCN31_CLK_SRC_PLL1] =
-                       dcn30_clock_source_create(ctx, ctx->dc_bios,
+                       dcn31_clock_source_create(ctx, ctx->dc_bios,
                                CLOCK_SOURCE_COMBO_PHY_PLL1,
                                &clk_src_regs[1], false);
        pool->base.clock_sources[DCN31_CLK_SRC_PLL2] =
-                       dcn30_clock_source_create(ctx, ctx->dc_bios,
+                       dcn31_clock_source_create(ctx, ctx->dc_bios,
                                CLOCK_SOURCE_COMBO_PHY_PLL2,
                                &clk_src_regs[2], false);
        pool->base.clock_sources[DCN31_CLK_SRC_PLL3] =
-                       dcn30_clock_source_create(ctx, ctx->dc_bios,
+                       dcn31_clock_source_create(ctx, ctx->dc_bios,
                                CLOCK_SOURCE_COMBO_PHY_PLL3,
                                &clk_src_regs[3], false);
        pool->base.clock_sources[DCN31_CLK_SRC_PLL4] =
-                       dcn30_clock_source_create(ctx, ctx->dc_bios,
+                       dcn31_clock_source_create(ctx, ctx->dc_bios,
                                CLOCK_SOURCE_COMBO_PHY_PLL4,
                                &clk_src_regs[4], false);