diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c | 133 |
1 files changed, 18 insertions, 115 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c index 2f78a84f0dcb..0345d51e9d6f 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c @@ -92,134 +92,36 @@ static void optc1_disable_stereo(struct timing_generator *optc) OTG_3D_STRUCTURE_STEREO_SEL_OVR, 0); } -static uint32_t get_start_vline(struct timing_generator *optc, const struct dc_crtc_timing *dc_crtc_timing) -{ - struct dc_crtc_timing patched_crtc_timing; - int vesa_sync_start; - int asic_blank_end; - int interlace_factor; - int vertical_line_start; - - patched_crtc_timing = *dc_crtc_timing; - optc1_apply_front_porch_workaround(optc, &patched_crtc_timing); - - vesa_sync_start = patched_crtc_timing.h_addressable + - patched_crtc_timing.h_border_right + - patched_crtc_timing.h_front_porch; - - asic_blank_end = patched_crtc_timing.h_total - - vesa_sync_start - - patched_crtc_timing.h_border_left; - - interlace_factor = patched_crtc_timing.flags.INTERLACE ? 2 : 1; - - vesa_sync_start = patched_crtc_timing.v_addressable + - patched_crtc_timing.v_border_bottom + - patched_crtc_timing.v_front_porch; - - asic_blank_end = (patched_crtc_timing.v_total - - vesa_sync_start - - patched_crtc_timing.v_border_top) - * interlace_factor; - - vertical_line_start = asic_blank_end - optc->dlg_otg_param.vstartup_start + 1; - if (vertical_line_start < 0) { - ASSERT(0); - vertical_line_start = 0; - } - - return vertical_line_start; -} - -static void calc_vline_position( +void optc1_setup_vertical_interrupt0( struct timing_generator *optc, - const struct dc_crtc_timing *dc_crtc_timing, - unsigned long long vsync_delta, - uint32_t *start_line, - uint32_t *end_line) + uint32_t start_line, + uint32_t end_line) { - 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_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); - - uint32_t vsync_line = get_start_vline(optc, dc_crtc_timing); - - if (req_delta_lines != 0) - req_delta_lines--; - - if (req_delta_lines > vsync_line) - *start_line = dc_crtc_timing->v_total - (req_delta_lines - vsync_line) - 1; - else - *start_line = vsync_line - req_delta_lines; - - *end_line = *start_line + 2; + struct optc *optc1 = DCN10TG_FROM_TG(optc); - if (*end_line >= dc_crtc_timing->v_total) - *end_line = 2; + REG_SET_2(OTG_VERTICAL_INTERRUPT0_POSITION, 0, + OTG_VERTICAL_INTERRUPT0_LINE_START, start_line, + OTG_VERTICAL_INTERRUPT0_LINE_END, end_line); } -void optc1_program_vline_interrupt( +void optc1_setup_vertical_interrupt1( struct timing_generator *optc, - const struct dc_crtc_timing *dc_crtc_timing, - enum vline_select vline, - const union vline_config *vline_config) + uint32_t start_line) { struct optc *optc1 = DCN10TG_FROM_TG(optc); - uint32_t start_line = 0; - uint32_t end_line = 0; - - switch (vline) { - case VLINE0: - calc_vline_position(optc, dc_crtc_timing, vline_config->delta_in_ns, &start_line, &end_line); - REG_SET_2(OTG_VERTICAL_INTERRUPT0_POSITION, 0, - OTG_VERTICAL_INTERRUPT0_LINE_START, start_line, - OTG_VERTICAL_INTERRUPT0_LINE_END, end_line); - break; - case VLINE1: - REG_SET(OTG_VERTICAL_INTERRUPT1_POSITION, 0, - OTG_VERTICAL_INTERRUPT1_LINE_START, vline_config->line_number); - break; - default: - break; - } + + REG_SET(OTG_VERTICAL_INTERRUPT1_POSITION, 0, + OTG_VERTICAL_INTERRUPT1_LINE_START, start_line); } -void optc1_program_vupdate_interrupt( +void optc1_setup_vertical_interrupt2( struct timing_generator *optc, - const struct dc_crtc_timing *dc_crtc_timing) + uint32_t start_line) { struct optc *optc1 = DCN10TG_FROM_TG(optc); - int32_t vertical_line_start; - uint32_t asic_blank_end; - uint32_t vesa_sync_start; - struct dc_crtc_timing patched_crtc_timing; - - patched_crtc_timing = *dc_crtc_timing; - optc1_apply_front_porch_workaround(optc, &patched_crtc_timing); - - /* asic_h_blank_end = HsyncWidth + HbackPorch = - * vesa. usHorizontalTotal - vesa. usHorizontalSyncStart - - * vesa.h_left_border - */ - vesa_sync_start = patched_crtc_timing.h_addressable + - patched_crtc_timing.h_border_right + - patched_crtc_timing.h_front_porch; - - asic_blank_end = patched_crtc_timing.h_total - - vesa_sync_start - - patched_crtc_timing.h_border_left; - - /* Use OTG_VERTICAL_INTERRUPT2 replace VUPDATE interrupt, - * program the reg for interrupt postition. - */ - vertical_line_start = asic_blank_end - optc->dlg_otg_param.vstartup_start + 1; - if (vertical_line_start < 0) - vertical_line_start = 0; REG_SET(OTG_VERTICAL_INTERRUPT2_POSITION, 0, - OTG_VERTICAL_INTERRUPT2_LINE_START, vertical_line_start); + OTG_VERTICAL_INTERRUPT2_LINE_START, start_line); } /** @@ -1480,8 +1382,9 @@ bool optc1_get_crc(struct timing_generator *optc, static const struct timing_generator_funcs dcn10_tg_funcs = { .validate_timing = optc1_validate_timing, .program_timing = optc1_program_timing, - .program_vline_interrupt = optc1_program_vline_interrupt, - .program_vupdate_interrupt = optc1_program_vupdate_interrupt, + .setup_vertical_interrupt0 = optc1_setup_vertical_interrupt0, + .setup_vertical_interrupt1 = optc1_setup_vertical_interrupt1, + .setup_vertical_interrupt2 = optc1_setup_vertical_interrupt2, .program_global_sync = optc1_program_global_sync, .enable_crtc = optc1_enable_crtc, .disable_crtc = optc1_disable_crtc, |