drm/amd/display: Use 100 Hz precision for pipe pixel clocks
authorKen Chalmers <ken.chalmers@amd.com>
Tue, 6 Nov 2018 19:24:12 +0000 (14:24 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 14 Jan 2019 20:04:39 +0000 (15:04 -0500)
[Why]
Users would like more accurate pixel clocks, especially for fractional
"TV" frame rates like 59.94 Hz.

[How]
Store and communicate pixel clocks with 100 Hz accuracy from
dc_crtc_timing through to BIOS command table setpixelclock call.

Signed-off-by: Ken Chalmers <ken.chalmers@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
29 files changed:
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
drivers/gpu/drm/amd/display/dc/bios/command_table.c
drivers/gpu/drm/amd/display/dc/bios/command_table2.c
drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c
drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c
drivers/gpu/drm/amd/display/dc/core/dc.c
drivers/gpu/drm/amd/display/dc/core/dc_link.c
drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c
drivers/gpu/drm/amd/display/dc/core/dc_resource.c
drivers/gpu/drm/amd/display/dc/core/dc_stream.c
drivers/gpu/drm/amd/display/dc/dc_hw_types.h
drivers/gpu/drm/amd/display/dc/dce/dce_clk_mgr.c
drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c
drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c
drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c
drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c
drivers/gpu/drm/amd/display/dc/dce80/dce80_timing_generator.c
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer_debug.c
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c
drivers/gpu/drm/amd/display/dc/inc/clock_source.h
drivers/gpu/drm/amd/display/include/bios_parser_types.h
drivers/gpu/drm/amd/display/modules/freesync/freesync.c

index 562d9d64ec4374091664fc424f5ca2bc1fd5ee92..3902ce599287ee9ab1ee8eeca49f9f298f70ba62 100644 (file)
@@ -2580,7 +2580,7 @@ get_output_color_space(const struct dc_crtc_timing *dc_crtc_timing)
                 * according to HDMI spec, we use YCbCr709 and YCbCr601
                 * respectively
                 */
-               if (dc_crtc_timing->pix_clk_khz > 27030) {
+               if (dc_crtc_timing->pix_clk_100hz > 270300) {
                        if (dc_crtc_timing->flags.Y_ONLY)
                                color_space =
                                        COLOR_SPACE_YCBCR709_LIMITED;
@@ -2623,7 +2623,7 @@ static void adjust_colour_depth_from_display_info(struct dc_crtc_timing *timing_
        if (timing_out->display_color_depth <= COLOR_DEPTH_888)
                return;
        do {
-               normalized_clk = timing_out->pix_clk_khz;
+               normalized_clk = timing_out->pix_clk_100hz / 10;
                /* YCbCr 4:2:0 requires additional adjustment of 1/2 */
                if (timing_out->pixel_encoding == PIXEL_ENCODING_YCBCR420)
                        normalized_clk /= 2;
@@ -2704,7 +2704,7 @@ fill_stream_properties_from_drm_display_mode(struct dc_stream_state *stream,
                mode_in->crtc_vsync_start - mode_in->crtc_vdisplay;
        timing_out->v_sync_width =
                mode_in->crtc_vsync_end - mode_in->crtc_vsync_start;
-       timing_out->pix_clk_khz = mode_in->crtc_clock;
+       timing_out->pix_clk_100hz = mode_in->crtc_clock * 10;
        timing_out->aspect_ratio = get_aspect_ratio(mode_in);
 
        stream->output_color_space = get_output_color_space(timing_out);
@@ -2832,7 +2832,7 @@ static void set_master_stream(struct dc_stream_state *stream_set[],
                if (stream_set[j] && stream_set[j]->triggered_crtc_reset.enabled) {
                        int refresh_rate = 0;
 
-                       refresh_rate = (stream_set[j]->timing.pix_clk_khz*1000)/
+                       refresh_rate = (stream_set[j]->timing.pix_clk_100hz*100)/
                                (stream_set[j]->timing.h_total*stream_set[j]->timing.v_total);
                        if (refresh_rate > highest_rfr) {
                                highest_rfr = refresh_rate;
index b0bc8314c6d53e871c10c0831c74a528724d3370..e6ab0186955c85af17c1df678996201e48d102af 100644 (file)
@@ -205,7 +205,7 @@ bool dm_helpers_dp_mst_write_payload_allocation_table(
        mst_port = aconnector->port;
 
        if (enable) {
-               clock = stream->timing.pix_clk_khz;
+               clock = stream->timing.pix_clk_100hz / 10;
 
                switch (stream->timing.display_color_depth) {
 
index 2bd7cd97e00dc55a64f81a3681dcf2e058cde501..67c119bf6bf73ba6ea7ecc6d3884e86734e04282 100644 (file)
@@ -964,9 +964,9 @@ static enum bp_result set_pixel_clock_v3(
        allocation.sPCLKInput.ucPostDiv =
                        (uint8_t)bp_params->pixel_clock_post_divider;
 
-       /* We need to convert from KHz units into 10KHz units */
+       /* We need to convert from 100Hz units into 10KHz units */
        allocation.sPCLKInput.usPixelClock =
-                       cpu_to_le16((uint16_t)(bp_params->target_pixel_clock / 10));
+                       cpu_to_le16((uint16_t)(bp_params->target_pixel_clock_100hz / 100));
 
        params = (PIXEL_CLOCK_PARAMETERS_V3 *)&allocation.sPCLKInput;
        params->ucTransmitterId =
@@ -1042,9 +1042,9 @@ static enum bp_result set_pixel_clock_v5(
                                (uint8_t)bp->cmd_helper->encoder_mode_bp_to_atom(
                                                bp_params->signal_type, false);
 
-               /* We need to convert from KHz units into 10KHz units */
+               /* We need to convert from 100Hz units into 10KHz units */
                clk.sPCLKInput.usPixelClock =
-                               cpu_to_le16((uint16_t)(bp_params->target_pixel_clock / 10));
+                               cpu_to_le16((uint16_t)(bp_params->target_pixel_clock_100hz / 100));
 
                if (bp_params->flags.FORCE_PROGRAMMING_OF_PLL)
                        clk.sPCLKInput.ucMiscInfo |=
@@ -1118,9 +1118,9 @@ static enum bp_result set_pixel_clock_v6(
                                (uint8_t) bp->cmd_helper->encoder_mode_bp_to_atom(
                                                bp_params->signal_type, false);
 
-               /* We need to convert from KHz units into 10KHz units */
+               /* We need to convert from 100 Hz units into 10KHz units */
                clk.sPCLKInput.ulCrtcPclkFreq.ulPixelClock =
-                               cpu_to_le32(bp_params->target_pixel_clock / 10);
+                               cpu_to_le32(bp_params->target_pixel_clock_100hz / 100);
 
                if (bp_params->flags.FORCE_PROGRAMMING_OF_PLL) {
                        clk.sPCLKInput.ucMiscInfo |=
@@ -1182,8 +1182,7 @@ static enum bp_result set_pixel_clock_v7(
                clk.ucTransmitterID = bp->cmd_helper->encoder_id_to_atom(dal_graphics_object_id_get_encoder_id(bp_params->encoder_object_id));
                clk.ucEncoderMode = (uint8_t) bp->cmd_helper->encoder_mode_bp_to_atom(bp_params->signal_type, false);
 
-               /* We need to convert from KHz units into 10KHz units */
-               clk.ulPixelClock = cpu_to_le32(bp_params->target_pixel_clock * 10);
+               clk.ulPixelClock = cpu_to_le32(bp_params->target_pixel_clock_100hz);
 
                clk.ucDeepColorRatio = (uint8_t) bp->cmd_helper->transmitter_color_depth_to_atom(bp_params->color_depth);
 
@@ -2164,7 +2163,7 @@ static enum bp_result program_clock_v5(
        /* We need to convert from KHz units into 10KHz units */
        params.sPCLKInput.ucPpll = (uint8_t) atom_pll_id;
        params.sPCLKInput.usPixelClock =
-                       cpu_to_le16((uint16_t) (bp_params->target_pixel_clock / 10));
+                       cpu_to_le16((uint16_t) (bp_params->target_pixel_clock_100hz / 100));
        params.sPCLKInput.ucCRTC = (uint8_t) ATOM_CRTC_INVALID;
 
        if (bp_params->flags.SET_EXTERNAL_REF_DIV_SRC)
@@ -2196,7 +2195,7 @@ static enum bp_result program_clock_v6(
        /* We need to convert from KHz units into 10KHz units */
        params.sPCLKInput.ucPpll = (uint8_t)atom_pll_id;
        params.sPCLKInput.ulDispEngClkFreq =
-                       cpu_to_le32(bp_params->target_pixel_clock / 10);
+                       cpu_to_le32(bp_params->target_pixel_clock_100hz / 100);
 
        if (bp_params->flags.SET_EXTERNAL_REF_DIV_SRC)
                params.sPCLKInput.ucMiscInfo |= PIXEL_CLOCK_MISC_REF_DIV_SRC;
index 2b5dc499a35edafd6cc4f37b37d9d16ed69ff6c6..7d3e57765eb2f3edd578e2f41c45826d99da08ed 100644 (file)
@@ -301,9 +301,7 @@ static enum bp_result set_pixel_clock_v7(
                        cmd_helper->encoder_mode_bp_to_atom(
                                bp_params->signal_type, false);
 
-               /* We need to convert from KHz units into 10KHz units */
-               clk.pixclk_100hz = cpu_to_le32(bp_params->target_pixel_clock *
-                               10);
+               clk.pixclk_100hz = cpu_to_le32(bp_params->target_pixel_clock_100hz);
 
                clk.deep_color_ratio =
                        (uint8_t) bp->cmd_helper->
@@ -311,7 +309,7 @@ static enum bp_result set_pixel_clock_v7(
                                        bp_params->color_depth);
                DC_LOG_BIOS("%s:program display clock = %d"\
                                "colorDepth = %d\n", __func__,\
-                               bp_params->target_pixel_clock, bp_params->color_depth);
+                               bp_params->target_pixel_clock_100hz, bp_params->color_depth);
 
                if (bp_params->flags.FORCE_PROGRAMMING_OF_PLL)
                        clk.miscinfo |= PIXEL_CLOCK_V7_MISC_FORCE_PROG_PPLL;
index 9ebe30ba4dabfdf9b2559e7677983bb373d66adb..f3aa7b53d2aa81b857eaeede8496d91af5b2e228 100644 (file)
@@ -2792,7 +2792,7 @@ static void populate_initial_data(
                data->lpt_en[num_displays + 4] = false;
                data->h_total[num_displays + 4] = bw_int_to_fixed(pipe[i].stream->timing.h_total);
                data->v_total[num_displays + 4] = bw_int_to_fixed(pipe[i].stream->timing.v_total);
-               data->pixel_rate[num_displays + 4] = bw_frc_to_fixed(pipe[i].stream->timing.pix_clk_khz, 1000);
+               data->pixel_rate[num_displays + 4] = bw_frc_to_fixed(pipe[i].stream->timing.pix_clk_100hz, 10000);
                data->src_width[num_displays + 4] = bw_int_to_fixed(pipe[i].plane_res.scl_data.viewport.width);
                data->pitch_in_pixels[num_displays + 4] = data->src_width[num_displays + 4];
                data->src_height[num_displays + 4] = bw_int_to_fixed(pipe[i].plane_res.scl_data.viewport.height);
@@ -2881,7 +2881,7 @@ static void populate_initial_data(
 
        /* Pipes without underlay after */
        for (i = 0; i < pipe_count; i++) {
-               unsigned int pixel_clock_khz;
+               unsigned int pixel_clock_100hz;
                if (!pipe[i].stream || pipe[i].bottom_pipe)
                        continue;
 
@@ -2890,10 +2890,10 @@ static void populate_initial_data(
                data->lpt_en[num_displays + 4] = false;
                data->h_total[num_displays + 4] = bw_int_to_fixed(pipe[i].stream->timing.h_total);
                data->v_total[num_displays + 4] = bw_int_to_fixed(pipe[i].stream->timing.v_total);
-               pixel_clock_khz = pipe[i].stream->timing.pix_clk_khz;
+               pixel_clock_100hz = pipe[i].stream->timing.pix_clk_100hz;
                if (pipe[i].stream->timing.timing_3d_format == TIMING_3D_FORMAT_HW_FRAME_PACKING)
-                       pixel_clock_khz *= 2;
-               data->pixel_rate[num_displays + 4] = bw_frc_to_fixed(pixel_clock_khz, 1000);
+                       pixel_clock_100hz *= 2;
+               data->pixel_rate[num_displays + 4] = bw_frc_to_fixed(pixel_clock_100hz, 10000);
                if (pipe[i].plane_state) {
                        data->src_width[num_displays + 4] = bw_int_to_fixed(pipe[i].plane_res.scl_data.viewport.width);
                        data->pitch_in_pixels[num_displays + 4] = data->src_width[num_displays + 4];
index 446ee482fd2489f6b587689618b1e9662fa84c84..12d1842079ae5e3902d2fe7ea9719a7f35ebd2ef 100644 (file)
@@ -416,7 +416,7 @@ static void pipe_ctx_to_e2e_pipe_params (
                        - pipe->stream->timing.v_addressable
                        - pipe->stream->timing.v_border_bottom
                        - pipe->stream->timing.v_border_top;
-       input->dest.pixel_rate_mhz = pipe->stream->timing.pix_clk_khz/1000.0;
+       input->dest.pixel_rate_mhz = pipe->stream->timing.pix_clk_100hz/10000.0;
        input->dest.vstartup_start = pipe->pipe_dlg_param.vstartup_start;
        input->dest.vupdate_offset = pipe->pipe_dlg_param.vupdate_offset;
        input->dest.vupdate_offset = pipe->pipe_dlg_param.vupdate_offset;
@@ -663,9 +663,9 @@ static void hack_disable_optional_pipe_split(struct dcn_bw_internal_vars *v)
 }
 
 static void hack_force_pipe_split(struct dcn_bw_internal_vars *v,
-               unsigned int pixel_rate_khz)
+               unsigned int pixel_rate_100hz)
 {
-       float pixel_rate_mhz = pixel_rate_khz / 1000;
+       float pixel_rate_mhz = pixel_rate_100hz / 10000;
 
        /*
         * force enabling pipe split by lower dpp clock for DPM0 to just
@@ -688,7 +688,7 @@ static void hack_bounding_box(struct dcn_bw_internal_vars *v,
 
        if (context->stream_count == 1 &&
                        dbg->force_single_disp_pipe_split)
-               hack_force_pipe_split(v, context->streams[0]->timing.pix_clk_khz);
+               hack_force_pipe_split(v, context->streams[0]->timing.pix_clk_100hz);
 }
 
 bool dcn_validate_bandwidth(
@@ -845,7 +845,7 @@ bool dcn_validate_bandwidth(
                v->v_sync_plus_back_porch[input_idx] = pipe->stream->timing.v_total
                                - v->vactive[input_idx]
                                - pipe->stream->timing.v_front_porch;
-               v->pixel_clock[input_idx] = pipe->stream->timing.pix_clk_khz/1000.0;
+               v->pixel_clock[input_idx] = pipe->stream->timing.pix_clk_100hz/10000.0;
                if (pipe->stream->timing.timing_3d_format == TIMING_3D_FORMAT_HW_FRAME_PACKING)
                        v->pixel_clock[input_idx] *= 2;
                if (!pipe->plane_state) {
index 66067a46eb6fceaa9e4d90529e3da64bca1e3fa2..3872c82843a8958b11f4903307354f4ff9004105 100644 (file)
@@ -1079,7 +1079,7 @@ static enum dc_status dc_commit_state_no_check(struct dc *dc, struct dc_state *c
                                context->streams[i]->timing.v_addressable,
                                context->streams[i]->timing.h_total,
                                context->streams[i]->timing.v_total,
-                               context->streams[i]->timing.pix_clk_khz);
+                               context->streams[i]->timing.pix_clk_100hz / 10);
        }
 
        dc_enable_stereo(dc, context, dc_streams, context->stream_count);
index ffd1c7d7fe44132e960a29fb1a67bff45cf3fd3d..3dd5f2717b53375a5f666165b61441870e26b99c 100644 (file)
@@ -1934,7 +1934,7 @@ static void enable_link_hdmi(struct pipe_ctx *pipe_ctx)
                        && (stream->timing.v_addressable == 480);
 
        if (stream->phy_pix_clk == 0)
-               stream->phy_pix_clk = stream->timing.pix_clk_khz;
+               stream->phy_pix_clk = stream->timing.pix_clk_100hz / 10;
        if (stream->phy_pix_clk > 340000)
                is_over_340mhz = true;
 
@@ -1988,7 +1988,7 @@ static void enable_link_lvds(struct pipe_ctx *pipe_ctx)
        struct dc_link *link = stream->link;
 
        if (stream->phy_pix_clk == 0)
-               stream->phy_pix_clk = stream->timing.pix_clk_khz;
+               stream->phy_pix_clk = stream->timing.pix_clk_100hz / 10;
 
        memset(&stream->link->cur_link_settings, 0,
                        sizeof(struct dc_link_settings));
@@ -2063,7 +2063,7 @@ static bool dp_active_dongle_validate_timing(
                const struct dc_crtc_timing *timing,
                const struct dpcd_caps *dpcd_caps)
 {
-       unsigned int required_pix_clk = timing->pix_clk_khz;
+       unsigned int required_pix_clk_100hz = timing->pix_clk_100hz;
        const struct dc_dongle_caps *dongle_caps = &dpcd_caps->dongle_caps;
 
        switch (dpcd_caps->dongle_type) {
@@ -2103,9 +2103,9 @@ static bool dp_active_dongle_validate_timing(
 
        /* Check Color Depth and Pixel Clock */
        if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR420)
-               required_pix_clk /= 2;
+               required_pix_clk_100hz /= 2;
        else if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR422)
-               required_pix_clk = required_pix_clk * 2 / 3;
+               required_pix_clk_100hz = required_pix_clk_100hz * 2 / 3;
 
        switch (timing->display_color_depth) {
        case COLOR_DEPTH_666:
@@ -2115,12 +2115,12 @@ static bool dp_active_dongle_validate_timing(
        case COLOR_DEPTH_101010:
                if (dongle_caps->dp_hdmi_max_bpc < 10)
                        return false;
-               required_pix_clk = required_pix_clk * 10 / 8;
+               required_pix_clk_100hz = required_pix_clk_100hz * 10 / 8;
                break;
        case COLOR_DEPTH_121212:
                if (dongle_caps->dp_hdmi_max_bpc < 12)
                        return false;
-               required_pix_clk = required_pix_clk * 12 / 8;
+               required_pix_clk_100hz = required_pix_clk_100hz * 12 / 8;
                break;
 
        case COLOR_DEPTH_141414:
@@ -2130,7 +2130,7 @@ static bool dp_active_dongle_validate_timing(
                return false;
        }
 
-       if (required_pix_clk > dongle_caps->dp_hdmi_max_pixel_clk)
+       if (required_pix_clk_100hz > (dongle_caps->dp_hdmi_max_pixel_clk * 10))
                return false;
 
        return true;
@@ -2141,7 +2141,7 @@ enum dc_status dc_link_validate_mode_timing(
                struct dc_link *link,
                const struct dc_crtc_timing *timing)
 {
-       uint32_t max_pix_clk = stream->link->dongle_max_pix_clk;
+       uint32_t max_pix_clk = stream->link->dongle_max_pix_clk * 10;
        struct dpcd_caps *dpcd_caps = &link->dpcd_caps;
 
        /* A hack to avoid failing any modes for EDID override feature on
@@ -2151,7 +2151,7 @@ enum dc_status dc_link_validate_mode_timing(
                return DC_OK;
 
        /* Passive Dongle */
-       if (0 != max_pix_clk && timing->pix_clk_khz > max_pix_clk)
+       if (0 != max_pix_clk && timing->pix_clk_100hz > max_pix_clk)
                return DC_EXCEED_DONGLE_CAP;
 
        /* Active Dongle*/
@@ -2301,7 +2301,7 @@ static struct fixed31_32 get_pbn_from_timing(struct pipe_ctx *pipe_ctx)
        uint32_t denominator;
 
        bpc = get_color_depth(pipe_ctx->stream_res.pix_clk_params.color_depth);
-       kbps = pipe_ctx->stream_res.pix_clk_params.requested_pix_clk * bpc * 3;
+       kbps = pipe_ctx->stream_res.pix_clk_params.requested_pix_clk_100hz / 10 * bpc * 3;
 
        /*
         * margin 5300ppm + 300ppm ~ 0.6% as per spec, factor is 1.006
index 39562c93808d15dcdfc919a77d7a20c7cd57d7d8..568fdc9423e6f8d94d6a0a028b8d2a04be4cf27a 100644 (file)
@@ -1542,7 +1542,7 @@ static uint32_t bandwidth_in_kbps_from_timing(
 
        ASSERT(bits_per_channel != 0);
 
-       kbps = timing->pix_clk_khz;
+       kbps = timing->pix_clk_100hz / 10;
        kbps *= bits_per_channel;
 
        if (timing->flags.Y_ONLY != 1) {
@@ -1584,7 +1584,7 @@ bool dp_validate_mode_timing(
        const struct dc_link_settings *link_setting;
 
        /*always DP fail safe mode*/
-       if (timing->pix_clk_khz == (uint32_t) 25175 &&
+       if ((timing->pix_clk_100hz / 10) == (uint32_t) 25175 &&
                timing->h_addressable == (uint32_t) 640 &&
                timing->v_addressable == (uint32_t) 480)
                return true;
index a179c09580c3d8178d509b3a2fb487131607c918..16d441d3af8a614dd38e92e6e544ac9276ae9aed 100644 (file)
@@ -74,8 +74,8 @@ void dp_enable_link_phy(
                        if (pipes[i].clock_source != NULL &&
                                        pipes[i].clock_source->id != CLOCK_SOURCE_ID_DP_DTO) {
                                pipes[i].clock_source = dp_cs;
-                               pipes[i].stream_res.pix_clk_params.requested_pix_clk =
-                                               pipes[i].stream->timing.pix_clk_khz;
+                               pipes[i].stream_res.pix_clk_params.requested_pix_clk_100hz =
+                                               pipes[i].stream->timing.pix_clk_100hz;
                                pipes[i].clock_source->funcs->program_pix_clk(
                                                        pipes[i].clock_source,
                                                        &pipes[i].stream_res.pix_clk_params,
index 188cf4fa5cf05f31302aa74077b58c794d96a668..98f0fca0b08d5b16bcbb960314af3187ded8a651 100644 (file)
@@ -355,8 +355,8 @@ bool resource_are_streams_timing_synchronizable(
                                != stream2->timing.v_addressable)
                return false;
 
-       if (stream1->timing.pix_clk_khz
-                               != stream2->timing.pix_clk_khz)
+       if (stream1->timing.pix_clk_100hz
+                               != stream2->timing.pix_clk_100hz)
                return false;
 
        if (stream1->clamping.c_depth != stream2->clamping.c_depth)
@@ -1759,7 +1759,7 @@ static struct dc_stream_state *find_pll_sharable_stream(
 
 static int get_norm_pix_clk(const struct dc_crtc_timing *timing)
 {
-       uint32_t pix_clk = timing->pix_clk_khz;
+       uint32_t pix_clk = timing->pix_clk_100hz;
        uint32_t normalized_pix_clk = pix_clk;
 
        if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR420)
@@ -1791,10 +1791,10 @@ static void calculate_phy_pix_clks(struct dc_stream_state *stream)
        /* update actual pixel clock on all streams */
        if (dc_is_hdmi_signal(stream->signal))
                stream->phy_pix_clk = get_norm_pix_clk(
-                       &stream->timing);
+                       &stream->timing) / 10;
        else
                stream->phy_pix_clk =
-                       stream->timing.pix_clk_khz;
+                       stream->timing.pix_clk_100hz / 10;
 
        if (stream->timing.timing_3d_format == TIMING_3D_FORMAT_HW_FRAME_PACKING)
                stream->phy_pix_clk *= 2;
index 336586ba46392c1999cf99e528937eef864e15ab..e498a9aa80359146d75185dce4009d03540b6148 100644 (file)
@@ -44,7 +44,7 @@ void update_stream_signal(struct dc_stream_state *stream, struct dc_sink *sink)
 
        if (dc_is_dvi_signal(stream->signal)) {
                if (stream->ctx->dc->caps.dual_link_dvi &&
-                   stream->timing.pix_clk_khz > TMDS_MAX_PIXEL_CLOCK &&
+                   (stream->timing.pix_clk_100hz / 10) > TMDS_MAX_PIXEL_CLOCK &&
                    sink->sink_signal != SIGNAL_TYPE_DVI_SINGLE_LINK)
                        stream->signal = SIGNAL_TYPE_DVI_DUAL_LINK;
                else
@@ -339,7 +339,7 @@ void dc_stream_log(const struct dc *dc, const struct dc_stream_state *stream)
                        stream->output_color_space);
        DC_LOG_DC(
                        "\tpix_clk_khz: %d, h_total: %d, v_total: %d, pixelencoder:%d, displaycolorDepth:%d\n",
-                       stream->timing.pix_clk_khz,
+                       stream->timing.pix_clk_100hz / 10,
                        stream->timing.h_total,
                        stream->timing.v_total,
                        stream->timing.pixel_encoding,
index e72fce4eca65c9cbca3acb1e0fd38f3819b245b4..04f279a76d70b583e659e41bc381238d0001b8ca 100644 (file)
@@ -730,7 +730,7 @@ struct dc_crtc_timing {
        uint32_t v_front_porch;
        uint32_t v_sync_width;
 
-       uint32_t pix_clk_khz;
+       uint32_t pix_clk_100hz;
 
        uint32_t vic;
        uint32_t hdmi_vic;
index 5c1a7c013f63508586df145267f3410a162c3f3d..894043009abdda9b0f0b4d0a7f1fd384d22fb7a4 100644 (file)
@@ -194,8 +194,8 @@ static uint32_t get_max_pixel_clock_for_all_paths(struct dc_state *context)
                if (pipe_ctx->top_pipe)
                        continue;
 
-               if (pipe_ctx->stream_res.pix_clk_params.requested_pix_clk > max_pix_clk)
-                       max_pix_clk = pipe_ctx->stream_res.pix_clk_params.requested_pix_clk;
+               if (pipe_ctx->stream_res.pix_clk_params.requested_pix_clk_100hz / 10 > max_pix_clk)
+                       max_pix_clk = pipe_ctx->stream_res.pix_clk_params.requested_pix_clk_100hz / 10;
 
                /* raise clock state for HBR3/2 if required. Confirmed with HW DCE/DPCS
                 * logic for HBR3 still needs Nominal (0.8V) on VDDC rail
@@ -257,7 +257,7 @@ static int dce_set_clock(
                                clk_mgr_dce->dentist_vco_freq_khz / 64);
 
        /* Prepare to program display clock*/
-       pxl_clk_params.target_pixel_clock = requested_clk_khz;
+       pxl_clk_params.target_pixel_clock_100hz = requested_clk_khz * 10;
        pxl_clk_params.pll_id = CLOCK_SOURCE_ID_DFS;
 
        if (clk_mgr_dce->dfs_bypass_active)
@@ -494,7 +494,7 @@ void dce110_fill_display_configs(
                        stream->link->cur_link_settings.link_spread;
                cfg->sym_clock = stream->phy_pix_clk;
                /* Round v_refresh*/
-               cfg->v_refresh = stream->timing.pix_clk_khz * 1000;
+               cfg->v_refresh = stream->timing.pix_clk_100hz * 100;
                cfg->v_refresh /= stream->timing.h_total;
                cfg->v_refresh = (cfg->v_refresh + stream->timing.v_total / 2)
                                                        / stream->timing.v_total;
@@ -518,7 +518,7 @@ static uint32_t dce110_get_min_vblank_time_us(const struct dc_state *context)
                         - stream->timing.v_addressable);
 
                vertical_blank_time = vertical_blank_in_pixels
-                       * 1000 / stream->timing.pix_clk_khz;
+                       * 10000 / stream->timing.pix_clk_100hz;
 
                if (min_vertical_blank_time > vertical_blank_time)
                        min_vertical_blank_time = vertical_blank_time;
@@ -612,7 +612,7 @@ static void dce11_pplib_apply_display_requirements(
 
                pp_display_cfg->crtc_index =
                        pp_display_cfg->disp_configs[0].pipe_idx;
-               pp_display_cfg->line_time_in_us = timing->h_total * 1000 / timing->pix_clk_khz;
+               pp_display_cfg->line_time_in_us = timing->h_total * 10000 / timing->pix_clk_100hz;
        }
 
        if (memcmp(&dc->current_state->pp_display_cfg, pp_display_cfg, sizeof(*pp_display_cfg)) !=  0)
index 723ce80ed89c4bea22c90a5d805d4407ea29d3d4..c67e90e5c339c5d0945c3fe847f33645f53158c2 100644 (file)
@@ -108,28 +108,28 @@ static const struct spread_spectrum_data *get_ss_data_entry(
 }
 
 /**
-* Function: calculate_fb_and_fractional_fb_divider
-*
-* * DESCRIPTION: Calculates feedback and fractional feedback dividers values
-*
-*PARAMETERS:
-* targetPixelClock             Desired frequency in 10 KHz
-* ref_divider                  Reference divider (already known)
-* postDivider                  Post Divider (already known)
-* feedback_divider_param       Pointer where to store
-                                     calculated feedback divider value
-* fract_feedback_divider_param Pointer where to store
-                                     calculated fract feedback divider value
-*
-*RETURNS:
-* It fills the locations pointed by feedback_divider_param
-                                     and fract_feedback_divider_param
-* It returns   - true if feedback divider not 0
-             - false should never happen)
-*/
+ * Function: calculate_fb_and_fractional_fb_divider
+ *
+ * * DESCRIPTION: Calculates feedback and fractional feedback dividers values
+ *
+ *PARAMETERS:
+ * targetPixelClock             Desired frequency in 100 Hz
+ * ref_divider                  Reference divider (already known)
+ * postDivider                  Post Divider (already known)
+ * feedback_divider_param       Pointer where to store
+ *                                     calculated feedback divider value
+ * fract_feedback_divider_param Pointer where to store
+ *                                     calculated fract feedback divider value
+ *
+ *RETURNS:
+ * It fills the locations pointed by feedback_divider_param
+ *                                     and fract_feedback_divider_param
+ * It returns  - true if feedback divider not 0
+ *             - false should never happen)
+ */
 static bool calculate_fb_and_fractional_fb_divider(
                struct calc_pll_clock_source *calc_pll_cs,
-               uint32_t target_pix_clk_khz,
+               uint32_t target_pix_clk_100hz,
                uint32_t ref_divider,
                uint32_t post_divider,
                uint32_t *feedback_divider_param,
@@ -138,11 +138,11 @@ static bool calculate_fb_and_fractional_fb_divider(
        uint64_t feedback_divider;
 
        feedback_divider =
-               (uint64_t)target_pix_clk_khz * ref_divider * post_divider;
+               (uint64_t)target_pix_clk_100hz * ref_divider * post_divider;
        feedback_divider *= 10;
        /* additional factor, since we divide by 10 afterwards */
        feedback_divider *= (uint64_t)(calc_pll_cs->fract_fb_divider_factor);
-       feedback_divider = div_u64(feedback_divider, calc_pll_cs->ref_freq_khz);
+       feedback_divider = div_u64(feedback_divider, calc_pll_cs->ref_freq_khz * 10ull);
 
 /*Round to the number of precision
  * The following code replace the old code (ullfeedbackDivider + 5)/10
@@ -195,36 +195,36 @@ static bool calc_fb_divider_checking_tolerance(
 {
        uint32_t feedback_divider;
        uint32_t fract_feedback_divider;
-       uint32_t actual_calculated_clock_khz;
+       uint32_t actual_calculated_clock_100hz;
        uint32_t abs_err;
-       uint64_t actual_calc_clk_khz;
+       uint64_t actual_calc_clk_100hz;
 
        calculate_fb_and_fractional_fb_divider(
                        calc_pll_cs,
-                       pll_settings->adjusted_pix_clk,
+                       pll_settings->adjusted_pix_clk_100hz,
                        ref_divider,
                        post_divider,
                        &feedback_divider,
                        &fract_feedback_divider);
 
        /*Actual calculated value*/
-       actual_calc_clk_khz = (uint64_t)feedback_divider *
+       actual_calc_clk_100hz = (uint64_t)feedback_divider *
                                        calc_pll_cs->fract_fb_divider_factor +
                                                        fract_feedback_divider;
-       actual_calc_clk_khz *= calc_pll_cs->ref_freq_khz;
-       actual_calc_clk_khz =
-               div_u64(actual_calc_clk_khz,
+       actual_calc_clk_100hz *= calc_pll_cs->ref_freq_khz * 10;
+       actual_calc_clk_100hz =
+               div_u64(actual_calc_clk_100hz,
                        ref_divider * post_divider *
                                calc_pll_cs->fract_fb_divider_factor);
 
-       actual_calculated_clock_khz = (uint32_t)(actual_calc_clk_khz);
+       actual_calculated_clock_100hz = (uint32_t)(actual_calc_clk_100hz);
 
-       abs_err = (actual_calculated_clock_khz >
-                                       pll_settings->adjusted_pix_clk)
-                       ? actual_calculated_clock_khz -
-                                       pll_settings->adjusted_pix_clk
-                       : pll_settings->adjusted_pix_clk -
-                                               actual_calculated_clock_khz;
+       abs_err = (actual_calculated_clock_100hz >
+                                       pll_settings->adjusted_pix_clk_100hz)
+                       ? actual_calculated_clock_100hz -
+                                       pll_settings->adjusted_pix_clk_100hz
+                       : pll_settings->adjusted_pix_clk_100hz -
+                                               actual_calculated_clock_100hz;
 
        if (abs_err <= tolerance) {
                /*found good values*/
@@ -233,10 +233,10 @@ static bool calc_fb_divider_checking_tolerance(
                pll_settings->feedback_divider = feedback_divider;
                pll_settings->fract_feedback_divider = fract_feedback_divider;
                pll_settings->pix_clk_post_divider = post_divider;
-               pll_settings->calculated_pix_clk =
-                       actual_calculated_clock_khz;
+               pll_settings->calculated_pix_clk_100hz =
+                       actual_calculated_clock_100hz;
                pll_settings->vco_freq =
-                       actual_calculated_clock_khz * post_divider;
+                       actual_calculated_clock_100hz * post_divider / 10;
                return true;
        }
        return false;
@@ -257,8 +257,8 @@ static bool calc_pll_dividers_in_range(
 
 /* This is err_tolerance / 10000 = 0.0025 - acceptable error of 0.25%
  * This is errorTolerance / 10000 = 0.0001 - acceptable error of 0.01%*/
-       tolerance = (pll_settings->adjusted_pix_clk * err_tolerance) /
-                                                                       10000;
+       tolerance = (pll_settings->adjusted_pix_clk_100hz * err_tolerance) /
+                                                                       100000;
        if (tolerance < CALC_PLL_CLK_SRC_ERR_TOLERANCE)
                tolerance = CALC_PLL_CLK_SRC_ERR_TOLERANCE;
 
@@ -294,7 +294,7 @@ static uint32_t calculate_pixel_clock_pll_dividers(
        uint32_t min_ref_divider;
        uint32_t max_ref_divider;
 
-       if (pll_settings->adjusted_pix_clk == 0) {
+       if (pll_settings->adjusted_pix_clk_100hz == 0) {
                DC_LOG_ERROR(
                        "%s Bad requested pixel clock", __func__);
                return MAX_PLL_CALC_ERROR;
@@ -306,21 +306,21 @@ static uint32_t calculate_pixel_clock_pll_dividers(
                max_post_divider = pll_settings->pix_clk_post_divider;
        } else {
                min_post_divider = calc_pll_cs->min_pix_clock_pll_post_divider;
-               if (min_post_divider * pll_settings->adjusted_pix_clk <
-                                               calc_pll_cs->min_vco_khz) {
-                       min_post_divider = calc_pll_cs->min_vco_khz /
-                                       pll_settings->adjusted_pix_clk;
+               if (min_post_divider * pll_settings->adjusted_pix_clk_100hz <
+                                               calc_pll_cs->min_vco_khz * 10) {
+                       min_post_divider = calc_pll_cs->min_vco_khz * 10 /
+                                       pll_settings->adjusted_pix_clk_100hz;
                        if ((min_post_divider *
-                                       pll_settings->adjusted_pix_clk) <
-                                               calc_pll_cs->min_vco_khz)
+                                       pll_settings->adjusted_pix_clk_100hz) <
+                                               calc_pll_cs->min_vco_khz * 10)
                                min_post_divider++;
                }
 
                max_post_divider = calc_pll_cs->max_pix_clock_pll_post_divider;
-               if (max_post_divider * pll_settings->adjusted_pix_clk
-                               > calc_pll_cs->max_vco_khz)
-                       max_post_divider = calc_pll_cs->max_vco_khz /
-                                       pll_settings->adjusted_pix_clk;
+               if (max_post_divider * pll_settings->adjusted_pix_clk_100hz
+                               > calc_pll_cs->max_vco_khz * 10)
+                       max_post_divider = calc_pll_cs->max_vco_khz * 10 /
+                                       pll_settings->adjusted_pix_clk_100hz;
        }
 
 /* 2) Find Reference divider ranges
@@ -392,47 +392,47 @@ static bool pll_adjust_pix_clk(
                struct pixel_clk_params *pix_clk_params,
                struct pll_settings *pll_settings)
 {
-       uint32_t actual_pix_clk_khz = 0;
-       uint32_t requested_clk_khz = 0;
+       uint32_t actual_pix_clk_100hz = 0;
+       uint32_t requested_clk_100hz = 0;
        struct bp_adjust_pixel_clock_parameters bp_adjust_pixel_clock_params = {
                                                        0 };
        enum bp_result bp_result;
        switch (pix_clk_params->signal_type) {
        case SIGNAL_TYPE_HDMI_TYPE_A: {
-               requested_clk_khz = pix_clk_params->requested_pix_clk;
+               requested_clk_100hz = pix_clk_params->requested_pix_clk_100hz;
                if (pix_clk_params->pixel_encoding != PIXEL_ENCODING_YCBCR422) {
                        switch (pix_clk_params->color_depth) {
                        case COLOR_DEPTH_101010:
-                               requested_clk_khz = (requested_clk_khz * 5) >> 2;
+                               requested_clk_100hz = (requested_clk_100hz * 5) >> 2;
                                break; /* x1.25*/
                        case COLOR_DEPTH_121212:
-                               requested_clk_khz = (requested_clk_khz * 6) >> 2;
+                               requested_clk_100hz = (requested_clk_100hz * 6) >> 2;
                                break; /* x1.5*/
                        case COLOR_DEPTH_161616:
-                               requested_clk_khz = requested_clk_khz * 2;
+                               requested_clk_100hz = requested_clk_100hz * 2;
                                break; /* x2.0*/
                        default:
                                break;
                        }
                }
-               actual_pix_clk_khz = requested_clk_khz;
+               actual_pix_clk_100hz = requested_clk_100hz;
        }
                break;
 
        case SIGNAL_TYPE_DISPLAY_PORT:
        case SIGNAL_TYPE_DISPLAY_PORT_MST:
        case SIGNAL_TYPE_EDP:
-               requested_clk_khz = pix_clk_params->requested_sym_clk;
-               actual_pix_clk_khz = pix_clk_params->requested_pix_clk;
+               requested_clk_100hz = pix_clk_params->requested_sym_clk * 10;
+               actual_pix_clk_100hz = pix_clk_params->requested_pix_clk_100hz;
                break;
 
        default:
-               requested_clk_khz = pix_clk_params->requested_pix_clk;
-               actual_pix_clk_khz = pix_clk_params->requested_pix_clk;
+               requested_clk_100hz = pix_clk_params->requested_pix_clk_100hz;
+               actual_pix_clk_100hz = pix_clk_params->requested_pix_clk_100hz;
                break;
        }
 
-       bp_adjust_pixel_clock_params.pixel_clock = requested_clk_khz;
+       bp_adjust_pixel_clock_params.pixel_clock = requested_clk_100hz / 10;
        bp_adjust_pixel_clock_params.
                encoder_object_id = pix_clk_params->encoder_object_id;
        bp_adjust_pixel_clock_params.signal_type = pix_clk_params->signal_type;
@@ -441,9 +441,9 @@ static bool pll_adjust_pix_clk(
        bp_result = clk_src->bios->funcs->adjust_pixel_clock(
                        clk_src->bios, &bp_adjust_pixel_clock_params);
        if (bp_result == BP_RESULT_OK) {
-               pll_settings->actual_pix_clk = actual_pix_clk_khz;
-               pll_settings->adjusted_pix_clk =
-                       bp_adjust_pixel_clock_params.adjusted_pixel_clock;
+               pll_settings->actual_pix_clk_100hz = actual_pix_clk_100hz;
+               pll_settings->adjusted_pix_clk_100hz =
+                       bp_adjust_pixel_clock_params.adjusted_pixel_clock * 10;
                pll_settings->reference_divider =
                        bp_adjust_pixel_clock_params.reference_divider;
                pll_settings->pix_clk_post_divider =
@@ -490,7 +490,7 @@ static uint32_t dce110_get_pix_clk_dividers_helper (
                const struct spread_spectrum_data *ss_data = get_ss_data_entry(
                                        clk_src,
                                        pix_clk_params->signal_type,
-                                       pll_settings->adjusted_pix_clk);
+                                       pll_settings->adjusted_pix_clk_100hz / 10);
 
                if (NULL != ss_data)
                        pll_settings->ss_percentage = ss_data->percentage;
@@ -502,13 +502,13 @@ static uint32_t dce110_get_pix_clk_dividers_helper (
                 * to continue. */
                DC_LOG_ERROR(
                        "%s: Failed to adjust pixel clock!!", __func__);
-               pll_settings->actual_pix_clk =
-                               pix_clk_params->requested_pix_clk;
-               pll_settings->adjusted_pix_clk =
-                               pix_clk_params->requested_pix_clk;
+               pll_settings->actual_pix_clk_100hz =
+                               pix_clk_params->requested_pix_clk_100hz;
+               pll_settings->adjusted_pix_clk_100hz =
+                               pix_clk_params->requested_pix_clk_100hz;
 
                if (dc_is_dp_signal(pix_clk_params->signal_type))
-                       pll_settings->adjusted_pix_clk = 100000;
+                       pll_settings->adjusted_pix_clk_100hz = 1000000;
        }
 
        /* Calculate Dividers */
@@ -533,28 +533,28 @@ static void dce112_get_pix_clk_dividers_helper (
                struct pll_settings *pll_settings,
                struct pixel_clk_params *pix_clk_params)
 {
-       uint32_t actualPixelClockInKHz;
+       uint32_t actual_pixel_clock_100hz;
 
-       actualPixelClockInKHz = pix_clk_params->requested_pix_clk;
+       actual_pixel_clock_100hz = pix_clk_params->requested_pix_clk_100hz;
        /* Calculate Dividers */
        if (pix_clk_params->signal_type == SIGNAL_TYPE_HDMI_TYPE_A) {
                switch (pix_clk_params->color_depth) {
                case COLOR_DEPTH_101010:
-                       actualPixelClockInKHz = (actualPixelClockInKHz * 5) >> 2;
+                       actual_pixel_clock_100hz = (actual_pixel_clock_100hz * 5) >> 2;
                        break;
                case COLOR_DEPTH_121212:
-                       actualPixelClockInKHz = (actualPixelClockInKHz * 6) >> 2;
+                       actual_pixel_clock_100hz = (actual_pixel_clock_100hz * 6) >> 2;
                        break;
                case COLOR_DEPTH_161616:
-                       actualPixelClockInKHz = actualPixelClockInKHz * 2;
+                       actual_pixel_clock_100hz = actual_pixel_clock_100hz * 2;
                        break;
                default:
                        break;
                }
        }
-       pll_settings->actual_pix_clk = actualPixelClockInKHz;
-       pll_settings->adjusted_pix_clk = actualPixelClockInKHz;
-       pll_settings->calculated_pix_clk = pix_clk_params->requested_pix_clk;
+       pll_settings->actual_pix_clk_100hz = actual_pixel_clock_100hz;
+       pll_settings->adjusted_pix_clk_100hz = actual_pixel_clock_100hz;
+       pll_settings->calculated_pix_clk_100hz = pix_clk_params->requested_pix_clk_100hz;
 }
 
 static uint32_t dce110_get_pix_clk_dividers(
@@ -567,7 +567,7 @@ static uint32_t dce110_get_pix_clk_dividers(
        DC_LOGGER_INIT();
 
        if (pix_clk_params == NULL || pll_settings == NULL
-                       || pix_clk_params->requested_pix_clk == 0) {
+                       || pix_clk_params->requested_pix_clk_100hz == 0) {
                DC_LOG_ERROR(
                        "%s: Invalid parameters!!\n", __func__);
                return pll_calc_error;
@@ -577,10 +577,10 @@ static uint32_t dce110_get_pix_clk_dividers(
 
        if (cs->id == CLOCK_SOURCE_ID_DP_DTO ||
                        cs->id == CLOCK_SOURCE_ID_EXTERNAL) {
-               pll_settings->adjusted_pix_clk = clk_src->ext_clk_khz;
-               pll_settings->calculated_pix_clk = clk_src->ext_clk_khz;
-               pll_settings->actual_pix_clk =
-                                       pix_clk_params->requested_pix_clk;
+               pll_settings->adjusted_pix_clk_100hz = clk_src->ext_clk_khz * 10;
+               pll_settings->calculated_pix_clk_100hz = clk_src->ext_clk_khz * 10;
+               pll_settings->actual_pix_clk_100hz =
+                                       pix_clk_params->requested_pix_clk_100hz;
                return 0;
        }
 
@@ -599,7 +599,7 @@ static uint32_t dce112_get_pix_clk_dividers(
        DC_LOGGER_INIT();
 
        if (pix_clk_params == NULL || pll_settings == NULL
-                       || pix_clk_params->requested_pix_clk == 0) {
+                       || pix_clk_params->requested_pix_clk_100hz == 0) {
                DC_LOG_ERROR(
                        "%s: Invalid parameters!!\n", __func__);
                return -1;
@@ -609,10 +609,10 @@ static uint32_t dce112_get_pix_clk_dividers(
 
        if (cs->id == CLOCK_SOURCE_ID_DP_DTO ||
                        cs->id == CLOCK_SOURCE_ID_EXTERNAL) {
-               pll_settings->adjusted_pix_clk = clk_src->ext_clk_khz;
-               pll_settings->calculated_pix_clk = clk_src->ext_clk_khz;
-               pll_settings->actual_pix_clk =
-                                       pix_clk_params->requested_pix_clk;
+               pll_settings->adjusted_pix_clk_100hz = clk_src->ext_clk_khz * 10;
+               pll_settings->calculated_pix_clk_100hz = clk_src->ext_clk_khz * 10;
+               pll_settings->actual_pix_clk_100hz =
+                                       pix_clk_params->requested_pix_clk_100hz;
                return -1;
        }
 
@@ -714,7 +714,7 @@ static bool enable_spread_spectrum(
        ss_data = get_ss_data_entry(
                        clk_src,
                        signal,
-                       pll_settings->calculated_pix_clk);
+                       pll_settings->calculated_pix_clk_100hz / 10);
 
 /* Pixel clock PLL has been programmed to generate desired pixel clock,
  * now enable SS on pixel clock */
@@ -853,7 +853,7 @@ static bool dce110_program_pix_clk(
        /*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 = pll_settings->actual_pix_clk;
+       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;
 
@@ -903,12 +903,12 @@ static bool dce112_program_pix_clk(
 #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
        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_kHz = 700000;
-               unsigned clock_kHz = pll_settings->actual_pix_clk;
+               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_kHz);
-               REG_WRITE(MODULO[inst], dp_dto_ref_kHz);
+               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);
@@ -927,7 +927,7 @@ static bool dce112_program_pix_clk(
        /*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 = pll_settings->actual_pix_clk;
+       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;
 
index 1d794c65cc8b2111cd0b4c91149098498026de0c..314c04a915d212b2bcf85f14da72fa5cf0e32cb5 100644 (file)
@@ -599,12 +599,12 @@ bool dce110_link_encoder_validate_dvi_output(
        if ((connector_signal == SIGNAL_TYPE_DVI_SINGLE_LINK ||
                connector_signal == SIGNAL_TYPE_HDMI_TYPE_A) &&
                signal != SIGNAL_TYPE_HDMI_TYPE_A &&
-               crtc_timing->pix_clk_khz > TMDS_MAX_PIXEL_CLOCK)
+               crtc_timing->pix_clk_100hz > (TMDS_MAX_PIXEL_CLOCK * 10))
                return false;
-       if (crtc_timing->pix_clk_khz < TMDS_MIN_PIXEL_CLOCK)
+       if (crtc_timing->pix_clk_100hz < (TMDS_MIN_PIXEL_CLOCK * 10))
                return false;
 
-       if (crtc_timing->pix_clk_khz > max_pixel_clock)
+       if (crtc_timing->pix_clk_100hz > (max_pixel_clock * 10))
                return false;
 
        /* DVI supports 6/8bpp single-link and 10/16bpp dual-link */
index cce0d18f91da66ea5a3c641eba20ee524d5798a7..4bd7c5daabc0bceecd6b7c0fc0108028f303d0c2 100644 (file)
@@ -662,7 +662,7 @@ static void dce110_stream_encoder_dvi_set_stream_attribute(
        cntl.signal = is_dual_link ?
                        SIGNAL_TYPE_DVI_DUAL_LINK : SIGNAL_TYPE_DVI_SINGLE_LINK;
        cntl.enable_dp_audio = false;
-       cntl.pixel_clock = crtc_timing->pix_clk_khz;
+       cntl.pixel_clock = crtc_timing->pix_clk_100hz / 10;
        cntl.lanes_number = (is_dual_link) ? LANE_COUNT_EIGHT : LANE_COUNT_FOUR;
 
        if (enc110->base.bp->funcs->encoder_control(
@@ -686,7 +686,7 @@ static void dce110_stream_encoder_lvds_set_stream_attribute(
        cntl.engine_id = enc110->base.id;
        cntl.signal = SIGNAL_TYPE_LVDS;
        cntl.enable_dp_audio = false;
-       cntl.pixel_clock = crtc_timing->pix_clk_khz;
+       cntl.pixel_clock = crtc_timing->pix_clk_100hz / 10;
        cntl.lanes_number = LANE_COUNT_FOUR;
 
        if (enc110->base.bp->funcs->encoder_control(
index e947cc5381ec5031d2b2d0fa9fdcea323cc817cd..8e961e699db5f11da8e673cb212b47a9a3f75dcd 100644 (file)
@@ -1074,7 +1074,7 @@ void dce110_unblank_stream(struct pipe_ctx *pipe_ctx,
 
        /* only 3 items below are used by unblank */
        params.pixel_clk_khz =
-               pipe_ctx->stream->timing.pix_clk_khz;
+               pipe_ctx->stream->timing.pix_clk_100hz / 10;
        params.link_settings.link_rate = link_settings->link_rate;
 
        if (dc_is_dp_signal(pipe_ctx->stream->signal))
@@ -1160,27 +1160,27 @@ static void build_audio_output(
                        stream->timing.flags.INTERLACE;
 
        audio_output->crtc_info.refresh_rate =
-               (stream->timing.pix_clk_khz*1000)/
+               (stream->timing.pix_clk_100hz*10000)/
                (stream->timing.h_total*stream->timing.v_total);
 
        audio_output->crtc_info.color_depth =
                stream->timing.display_color_depth;
 
        audio_output->crtc_info.requested_pixel_clock =
-                       pipe_ctx->stream_res.pix_clk_params.requested_pix_clk;
+                       pipe_ctx->stream_res.pix_clk_params.requested_pix_clk_100hz / 10;
 
        audio_output->crtc_info.calculated_pixel_clock =
-                       pipe_ctx->stream_res.pix_clk_params.requested_pix_clk;
+                       pipe_ctx->stream_res.pix_clk_params.requested_pix_clk_100hz / 10;
 
 /*for HDMI, audio ACR is with deep color ratio factor*/
        if (dc_is_hdmi_signal(pipe_ctx->stream->signal) &&
                audio_output->crtc_info.requested_pixel_clock ==
-                               stream->timing.pix_clk_khz) {
+                               (stream->timing.pix_clk_100hz / 10)) {
                if (pipe_ctx->stream_res.pix_clk_params.pixel_encoding == PIXEL_ENCODING_YCBCR420) {
                        audio_output->crtc_info.requested_pixel_clock =
                                        audio_output->crtc_info.requested_pixel_clock/2;
                        audio_output->crtc_info.calculated_pixel_clock =
-                                       pipe_ctx->stream_res.pix_clk_params.requested_pix_clk/2;
+                                       pipe_ctx->stream_res.pix_clk_params.requested_pix_clk_100hz/20;
 
                }
        }
@@ -1621,8 +1621,8 @@ static uint32_t compute_pstate_blackout_duration(
        pstate_blackout_duration_ns = 1000 * blackout_duration.value >> 24;
 
        total_dest_line_time_ns = 1000000UL *
-               stream->timing.h_total /
-               stream->timing.pix_clk_khz +
+               (stream->timing.h_total * 10) /
+               stream->timing.pix_clk_100hz +
                pstate_blackout_duration_ns;
 
        return total_dest_line_time_ns;
@@ -2567,7 +2567,7 @@ static void dce110_apply_ctx_for_surface(
                                pipe_ctx->plane_res.mi,
                                pipe_ctx->stream->timing.h_total,
                                pipe_ctx->stream->timing.v_total,
-                               pipe_ctx->stream->timing.pix_clk_khz,
+                               pipe_ctx->stream->timing.pix_clk_100hz / 10,
                                context->stream_count);
 
                dce110_program_front_end_for_pipe(dc, pipe_ctx);
@@ -2622,7 +2622,7 @@ void dce110_set_cursor_position(struct pipe_ctx *pipe_ctx)
        struct input_pixel_processor *ipp = pipe_ctx->plane_res.ipp;
        struct mem_input *mi = pipe_ctx->plane_res.mi;
        struct dc_cursor_mi_param param = {
-               .pixel_clk_khz = pipe_ctx->stream->timing.pix_clk_khz,
+               .pixel_clk_khz = pipe_ctx->stream->timing.pix_clk_100hz / 10,
                .ref_clk_khz = pipe_ctx->stream->ctx->dc->res_pool->ref_clock_inKhz,
                .viewport = pipe_ctx->plane_res.scl_data.viewport,
                .h_scale_ratio = pipe_ctx->plane_res.scl_data.ratios.horz,
index 3c989b8e1ae33522c09a127b7cf9a0dc9359eb0f..3c27c31eaf7cfa427d243b9d84a3809c3bc1d141 100644 (file)
@@ -779,7 +779,7 @@ static void get_pixel_clock_parameters(
         * the pixel clock normalization for hdmi up to here instead of doing it
         * in pll_adjust_pix_clk
         */
-       pixel_clk_params->requested_pix_clk = stream->timing.pix_clk_khz;
+       pixel_clk_params->requested_pix_clk_100hz = stream->timing.pix_clk_100hz;
        pixel_clk_params->encoder_object_id = stream->link->link_enc->id;
        pixel_clk_params->signal_type = pipe_ctx->stream->signal;
        pixel_clk_params->controller_id = pipe_ctx->stream_res.tg->inst + 1;
@@ -797,10 +797,10 @@ static void get_pixel_clock_parameters(
                pixel_clk_params->color_depth = COLOR_DEPTH_888;
        }
        if (stream->timing.pixel_encoding == PIXEL_ENCODING_YCBCR420) {
-               pixel_clk_params->requested_pix_clk  = pixel_clk_params->requested_pix_clk / 2;
+               pixel_clk_params->requested_pix_clk_100hz  = pixel_clk_params->requested_pix_clk_100hz / 2;
        }
        if (stream->timing.timing_3d_format == TIMING_3D_FORMAT_HW_FRAME_PACKING)
-               pixel_clk_params->requested_pix_clk *= 2;
+               pixel_clk_params->requested_pix_clk_100hz *= 2;
 
 }
 
@@ -874,7 +874,7 @@ static bool dce110_validate_bandwidth(
                        __func__,
                        context->streams[0]->timing.h_addressable,
                        context->streams[0]->timing.v_addressable,
-                       context->streams[0]->timing.pix_clk_khz);
+                       context->streams[0]->timing.pix_clk_100hz / 10);
 
        if (memcmp(&dc->current_state->bw.dce,
                        &context->bw.dce, sizeof(context->bw.dce))) {
@@ -1055,7 +1055,7 @@ static struct pipe_ctx *dce110_acquire_underlay(
                pipe_ctx->plane_res.mi->funcs->allocate_mem_input(pipe_ctx->plane_res.mi,
                                stream->timing.h_total,
                                stream->timing.v_total,
-                               stream->timing.pix_clk_khz,
+                               stream->timing.pix_clk_100hz / 10,
                                context->stream_count);
 
                color_space_to_black_color(dc,
index 3ba4712a35abfe6e681fb749e2e5fecf00a208f2..5c629ae487ec994a138ae4155bfd4efaf4022d9d 100644 (file)
@@ -84,17 +84,17 @@ static const struct dce110_timing_generator_offsets reg_offsets[] = {
 #define DCP_REG(reg) (reg + tg110->offsets.dcp)
 #define DMIF_REG(reg) (reg + tg110->offsets.dmif)
 
-static void program_pix_dur(struct timing_generator *tg, uint32_t pix_clk_khz)
+static void program_pix_dur(struct timing_generator *tg, uint32_t pix_clk_100hz)
 {
        uint64_t pix_dur;
        uint32_t addr = mmDMIF_PG0_DPG_PIPE_ARBITRATION_CONTROL1
                                        + DCE110TG_FROM_TG(tg)->offsets.dmif;
        uint32_t value = dm_read_reg(tg->ctx, addr);
 
-       if (pix_clk_khz == 0)
+       if (pix_clk_100hz == 0)
                return;
 
-       pix_dur = 1000000000 / pix_clk_khz;
+       pix_dur = 10000000000ull / pix_clk_100hz;
 
        set_reg_field_value(
                value,
@@ -110,7 +110,7 @@ static void program_timing(struct timing_generator *tg,
        bool use_vbios)
 {
        if (!use_vbios)
-               program_pix_dur(tg, timing->pix_clk_khz);
+               program_pix_dur(tg, timing->pix_clk_100hz);
 
        dce110_tg_program_timing(tg, timing, use_vbios);
 }
index 613293d79bd7cabb35a477c5f5109298a341f937..05c615228361f89c2a5bb1e9ada939ebb801267b 100644 (file)
@@ -2655,7 +2655,7 @@ static void dcn10_set_cursor_position(struct pipe_ctx *pipe_ctx)
        struct hubp *hubp = pipe_ctx->plane_res.hubp;
        struct dpp *dpp = pipe_ctx->plane_res.dpp;
        struct dc_cursor_mi_param param = {
-               .pixel_clk_khz = pipe_ctx->stream->timing.pix_clk_khz,
+               .pixel_clk_khz = pipe_ctx->stream->timing.pix_clk_100hz / 10,
                .ref_clk_khz = pipe_ctx->stream->ctx->dc->res_pool->ref_clock_inKhz,
                .viewport = pipe_ctx->plane_res.scl_data.viewport,
                .h_scale_ratio = pipe_ctx->plane_res.scl_data.ratios.horz,
index ae4fd5ec9f74563fe559a5582016d1318622def6..19d15ec46642fa80978a234affe3fdd6305133e6 100644 (file)
@@ -429,7 +429,7 @@ static unsigned int dcn10_get_otg_states(struct dc *dc, char *pBuf, unsigned int
                int pix_clk = 0;
 
                optc1_read_otg_state(DCN10TG_FROM_TG(tg), &s);
-               pix_clk = dc->current_state->res_ctx.pipe_ctx[i].stream_res.pix_clk_params.requested_pix_clk;
+               pix_clk = dc->current_state->res_ctx.pipe_ctx[i].stream_res.pix_clk_params.requested_pix_clk_100hz / 10;
 
                //only print if OTG master is enabled
                if (s.otg_enabled & 1) {
index aefe8974469df8fb765c45c252b842fa75ebcdfe..af0bcff0b01a2dffd3e2408950f12b2eaf65c3f3 100644 (file)
@@ -543,12 +543,12 @@ bool dcn10_link_encoder_validate_dvi_output(
        if ((connector_signal == SIGNAL_TYPE_DVI_SINGLE_LINK ||
                connector_signal == SIGNAL_TYPE_HDMI_TYPE_A) &&
                signal != SIGNAL_TYPE_HDMI_TYPE_A &&
-               crtc_timing->pix_clk_khz > TMDS_MAX_PIXEL_CLOCK)
+               crtc_timing->pix_clk_100hz > (TMDS_MAX_PIXEL_CLOCK * 10))
                return false;
-       if (crtc_timing->pix_clk_khz < TMDS_MIN_PIXEL_CLOCK)
+       if (crtc_timing->pix_clk_100hz < (TMDS_MIN_PIXEL_CLOCK * 10))
                return false;
 
-       if (crtc_timing->pix_clk_khz > max_pixel_clock)
+       if (crtc_timing->pix_clk_100hz > (max_pixel_clock * 10))
                return false;
 
        /* DVI supports 6/8bpp single-link and 10/16bpp dual-link */
@@ -571,7 +571,7 @@ bool dcn10_link_encoder_validate_dvi_output(
 static bool dcn10_link_encoder_validate_hdmi_output(
        const struct dcn10_link_encoder *enc10,
        const struct dc_crtc_timing *crtc_timing,
-       int adjusted_pix_clk_khz)
+       int adjusted_pix_clk_100hz)
 {
        enum dc_color_depth max_deep_color =
                        enc10->base.features.max_hdmi_deep_color;
@@ -581,11 +581,11 @@ static bool dcn10_link_encoder_validate_hdmi_output(
 
        if (crtc_timing->display_color_depth < COLOR_DEPTH_888)
                return false;
-       if (adjusted_pix_clk_khz < TMDS_MIN_PIXEL_CLOCK)
+       if (adjusted_pix_clk_100hz < (TMDS_MIN_PIXEL_CLOCK * 10))
                return false;
 
-       if ((adjusted_pix_clk_khz == 0) ||
-               (adjusted_pix_clk_khz > enc10->base.features.max_hdmi_pixel_clock))
+       if ((adjusted_pix_clk_100hz == 0) ||
+               (adjusted_pix_clk_100hz > (enc10->base.features.max_hdmi_pixel_clock * 10)))
                return false;
 
        /* DCE11 HW does not support 420 */
@@ -594,7 +594,7 @@ static bool dcn10_link_encoder_validate_hdmi_output(
                return false;
 
        if (!enc10->base.features.flags.bits.HDMI_6GB_EN &&
-               adjusted_pix_clk_khz >= 300000)
+               adjusted_pix_clk_100hz >= 3000000)
                return false;
        if (enc10->base.ctx->dc->debug.hdmi20_disable &&
                crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR420)
@@ -746,7 +746,7 @@ bool dcn10_link_encoder_validate_output_with_stream(
                is_valid = dcn10_link_encoder_validate_hdmi_output(
                                enc10,
                                &stream->timing,
-                               stream->phy_pix_clk);
+                               stream->phy_pix_clk * 10);
        break;
        case SIGNAL_TYPE_DISPLAY_PORT:
        case SIGNAL_TYPE_DISPLAY_PORT_MST:
index 57d00d660462a356142254f48c09685f802411b5..eb019d4049283eb7f359116cbc3a2ceba57b4c00 100644 (file)
@@ -126,7 +126,7 @@ void optc1_program_vline_interrupt(
        struct optc *optc1 = DCN10TG_FROM_TG(optc);
 
        unsigned long long req_delta_tens_of_usec = div64_u64((vsync_delta + 9999), 10000);
-       unsigned long long pix_clk_hundreds_khz = div64_u64((dc_crtc_timing->pix_clk_khz + 99), 100);
+       unsigned long long pix_clk_hundreds_khz = div64_u64((dc_crtc_timing->pix_clk_100hz + 999), 1000);
        uint32_t req_delta_lines = (uint32_t) div64_u64(
                        (req_delta_tens_of_usec * pix_clk_hundreds_khz + dc_crtc_timing->h_total - 1),
                                                                dc_crtc_timing->h_total);
index 83447cde6a759fc06b7d966639f7052ed8480213..add84f9df90cb029b6b887b5cef2532d70ca94ba 100644 (file)
@@ -974,7 +974,7 @@ static void get_pixel_clock_parameters(
        struct pixel_clk_params *pixel_clk_params)
 {
        const struct dc_stream_state *stream = pipe_ctx->stream;
-       pixel_clk_params->requested_pix_clk = stream->timing.pix_clk_khz;
+       pixel_clk_params->requested_pix_clk_100hz = stream->timing.pix_clk_100hz;
        pixel_clk_params->encoder_object_id = stream->link->link_enc->id;
        pixel_clk_params->signal_type = pipe_ctx->stream->signal;
        pixel_clk_params->controller_id = pipe_ctx->stream_res.tg->inst + 1;
@@ -991,9 +991,9 @@ static void get_pixel_clock_parameters(
                pixel_clk_params->color_depth = COLOR_DEPTH_888;
 
        if (stream->timing.pixel_encoding == PIXEL_ENCODING_YCBCR420)
-               pixel_clk_params->requested_pix_clk  /= 2;
+               pixel_clk_params->requested_pix_clk_100hz  /= 2;
        if (stream->timing.timing_3d_format == TIMING_3D_FORMAT_HW_FRAME_PACKING)
-               pixel_clk_params->requested_pix_clk *= 2;
+               pixel_clk_params->requested_pix_clk_100hz *= 2;
 
 }
 
index b8b5525a389abf0926d94e9c20b5522b63ba06be..0b0e06fe5c533af57bc0c0d7cd3b73e459904ff6 100644 (file)
@@ -594,7 +594,7 @@ void enc1_stream_encoder_dvi_set_stream_attribute(
        cntl.signal = is_dual_link ?
                        SIGNAL_TYPE_DVI_DUAL_LINK : SIGNAL_TYPE_DVI_SINGLE_LINK;
        cntl.enable_dp_audio = false;
-       cntl.pixel_clock = crtc_timing->pix_clk_khz;
+       cntl.pixel_clock = crtc_timing->pix_clk_100hz / 10;
        cntl.lanes_number = (is_dual_link) ? LANE_COUNT_EIGHT : LANE_COUNT_FOUR;
 
        if (enc1->base.bp->funcs->encoder_control(
index 47ef90495376a44dd9736444372f1aea4e380b21..43d1fbd8ace57e01108eb339979f2d8eb222f7df 100644 (file)
@@ -78,7 +78,7 @@ struct csdp_ref_clk_ds_params {
 };
 
 struct pixel_clk_params {
-       uint32_t requested_pix_clk; /* in KHz */
+       uint32_t requested_pix_clk_100hz;
 /*> Requested Pixel Clock
  * (based on Video Timing standard used for requested mode)*/
        uint32_t requested_sym_clk; /* in KHz */
@@ -104,9 +104,9 @@ struct pixel_clk_params {
  *  with actually calculated Clock and reference Crystal frequency
  */
 struct pll_settings {
-       uint32_t actual_pix_clk;
-       uint32_t adjusted_pix_clk;
-       uint32_t calculated_pix_clk;
+       uint32_t actual_pix_clk_100hz;
+       uint32_t adjusted_pix_clk_100hz;
+       uint32_t calculated_pix_clk_100hz;
        uint32_t vco_freq;
        uint32_t reference_freq;
        uint32_t reference_divider;
index 7fd78a696800b50982c8744df5a47bc98240a022..01bf01a34a08c24699a6b3d6d338c1e2d4beef32 100644 (file)
@@ -211,8 +211,8 @@ struct bp_pixel_clock_parameters {
        /* signal_type -> Encoder Mode - needed by VBIOS Exec table */
        enum signal_type signal_type;
        /* Adjusted Pixel Clock (after VBIOS exec table)
-        * that becomes Target Pixel Clock (KHz) */
-       uint32_t target_pixel_clock;
+        * that becomes Target Pixel Clock (100 Hz units) */
+       uint32_t target_pixel_clock_100hz;
        /* Calculated Reference divider of Display PLL */
        uint32_t reference_divider;
        /* Calculated Feedback divider of Display PLL */
index 1544ed3f17473cb80c0009c338bccd60f245a52c..d967ac001f59320de0898bcc731dc1a286df1687 100644 (file)
@@ -108,8 +108,8 @@ static unsigned int calc_duration_in_us_from_v_total(
 {
        unsigned int duration_in_us =
                        (unsigned int)(div64_u64(((unsigned long long)(v_total)
-                               * 1000) * stream->timing.h_total,
-                                       stream->timing.pix_clk_khz));
+                               * 10000) * stream->timing.h_total,
+                                       stream->timing.pix_clk_100hz));
 
        return duration_in_us;
 }
@@ -126,7 +126,7 @@ static unsigned int calc_v_total_from_refresh(
                                        refresh_in_uhz)));
 
        v_total = div64_u64(div64_u64(((unsigned long long)(
-                       frame_duration_in_ns) * stream->timing.pix_clk_khz),
+                       frame_duration_in_ns) * (stream->timing.pix_clk_100hz / 10)),
                        stream->timing.h_total), 1000000);
 
        /* v_total cannot be less than nominal */
@@ -152,7 +152,7 @@ static unsigned int calc_v_total_from_duration(
                duration_in_us = vrr->max_duration_in_us;
 
        v_total = div64_u64(div64_u64(((unsigned long long)(
-                               duration_in_us) * stream->timing.pix_clk_khz),
+                               duration_in_us) * (stream->timing.pix_clk_100hz / 10)),
                                stream->timing.h_total), 1000);
 
        /* v_total cannot be less than nominal */
@@ -227,7 +227,7 @@ static void update_v_total_for_static_ramp(
        }
 
        v_total = div64_u64(div64_u64(((unsigned long long)(
-                       current_duration_in_us) * stream->timing.pix_clk_khz),
+                       current_duration_in_us) * (stream->timing.pix_clk_100hz / 10)),
                                stream->timing.h_total), 1000);
 
        in_out_vrr->adjust.v_total_min = v_total;
@@ -972,7 +972,7 @@ unsigned long long mod_freesync_calc_nominal_field_rate(
        unsigned long long nominal_field_rate_in_uhz = 0;
 
        /* Calculate nominal field rate for stream */
-       nominal_field_rate_in_uhz = stream->timing.pix_clk_khz;
+       nominal_field_rate_in_uhz = stream->timing.pix_clk_100hz / 10;
        nominal_field_rate_in_uhz *= 1000ULL * 1000ULL * 1000ULL;
        nominal_field_rate_in_uhz = div_u64(nominal_field_rate_in_uhz,
                                                stream->timing.h_total);