On Mon, Nov 02, 2020 at 03:04:00PM -0800, Manasi Navare wrote: > From: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx> > > With bigjoiner, there will be 2 pipes driving 2 halves of 1 transcoder, > because of this, we need a pipe_mode for various calculations, including > for example watermarks, plane clipping, etc. > > v9: > * pipe_mode in state dump nd state check (Ville) > v8: > * Add pipe_mode in readout in verify_crtc_state (Ville) > v7: > * Remove redundant comment (Ville) > * Just keep mode instead of pipe_mode (Ville) > v6: > * renaming in separate function, only pipe_mode here (Ville) > * Add description (Maarten) > v5: > * Rebase (Manasi) > v4: > * Manual rebase (Manasi) > v3: > * Change state to crtc_state, fix rebase err (Manasi) > v2: > * Manual Rebase (Manasi) > > Signed-off-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx> > Signed-off-by: Manasi Navare <manasi.d.navare@xxxxxxxxx> > Reviewed-by: Animesh Manna <animesh.manna@xxxxxxxxx> > Reviewed-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> > --- > drivers/gpu/drm/i915/display/intel_display.c | 51 ++++++++----- > .../drm/i915/display/intel_display_types.h | 11 ++- > drivers/gpu/drm/i915/intel_pm.c | 76 +++++++++---------- > 3 files changed, 81 insertions(+), 57 deletions(-) > > diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c > index e9fbcfe1649e..c045ef0ac801 100644 > --- a/drivers/gpu/drm/i915/display/intel_display.c > +++ b/drivers/gpu/drm/i915/display/intel_display.c > @@ -6167,18 +6167,16 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach, > > static int skl_update_scaler_crtc(struct intel_crtc_state *crtc_state) > { > - const struct drm_display_mode *adjusted_mode = > - &crtc_state->hw.adjusted_mode; > + const struct drm_display_mode *pipe_mode = &crtc_state->hw.pipe_mode; > int width, height; > > if (crtc_state->pch_pfit.enabled) { > width = drm_rect_width(&crtc_state->pch_pfit.dst); > height = drm_rect_height(&crtc_state->pch_pfit.dst); > } else { > - width = adjusted_mode->crtc_hdisplay; > - height = adjusted_mode->crtc_vdisplay; > + width = pipe_mode->crtc_hdisplay; > + height = pipe_mode->crtc_vdisplay; > } > - > return skl_update_scaler(crtc_state, !crtc_state->hw.active, > SKL_CRTC_INDEX, > &crtc_state->scaler_state.scaler_id, > @@ -8192,7 +8190,7 @@ static bool intel_crtc_supports_double_wide(const struct intel_crtc *crtc) > > static u32 ilk_pipe_pixel_rate(const struct intel_crtc_state *crtc_state) > { > - u32 pixel_rate = crtc_state->hw.adjusted_mode.crtc_clock; > + u32 pixel_rate = crtc_state->hw.pipe_mode.crtc_clock; > unsigned int pipe_w, pipe_h, pfit_w, pfit_h; > > /* > @@ -8225,7 +8223,11 @@ static u32 ilk_pipe_pixel_rate(const struct intel_crtc_state *crtc_state) > static void intel_encoder_get_config(struct intel_encoder *encoder, > struct intel_crtc_state *crtc_state) > { > + struct drm_display_mode *pipe_mode = &crtc_state->hw.pipe_mode; > + > encoder->get_config(encoder, crtc_state); > + > + *pipe_mode = crtc_state->hw.adjusted_mode; > } > > static void intel_crtc_compute_pixel_rate(struct intel_crtc_state *crtc_state) > @@ -8235,7 +8237,7 @@ static void intel_crtc_compute_pixel_rate(struct intel_crtc_state *crtc_state) > if (HAS_GMCH(dev_priv)) > /* FIXME calculate proper pipe pixel rate for GMCH pfit */ > crtc_state->pixel_rate = > - crtc_state->hw.adjusted_mode.crtc_clock; > + crtc_state->hw.pipe_mode.crtc_clock; > else > crtc_state->pixel_rate = > ilk_pipe_pixel_rate(crtc_state); > @@ -8245,9 +8247,11 @@ static int intel_crtc_compute_config(struct intel_crtc *crtc, > struct intel_crtc_state *pipe_config) > { > struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); > - const struct drm_display_mode *adjusted_mode = &pipe_config->hw.adjusted_mode; > + struct drm_display_mode *pipe_mode = &pipe_config->hw.pipe_mode; > int clock_limit = dev_priv->max_dotclk_freq; > > + *pipe_mode = pipe_config->hw.adjusted_mode; That will now overwrite whatever the encoder computed in .compute_config(). Wasn't that where we wanted to do it for actual bigjoiner, or was that going to be somewhere else? An alternative would be to do this before .compute_config() + also in intel_fixed_panel_mode() for eDP/etc. > + > if (INTEL_GEN(dev_priv) < 4) { > clock_limit = dev_priv->max_cdclk_freq * 9 / 10; > > @@ -8256,16 +8260,16 @@ static int intel_crtc_compute_config(struct intel_crtc *crtc, > * is > 90% of the (display) core speed. > */ > if (intel_crtc_supports_double_wide(crtc) && > - adjusted_mode->crtc_clock > clock_limit) { > + pipe_mode->crtc_clock > clock_limit) { > clock_limit = dev_priv->max_dotclk_freq; > pipe_config->double_wide = true; > } > } > > - if (adjusted_mode->crtc_clock > clock_limit) { > + if (pipe_mode->crtc_clock > clock_limit) { > drm_dbg_kms(&dev_priv->drm, > "requested pixel clock (%d kHz) too high (max: %d kHz, double wide: %s)\n", > - adjusted_mode->crtc_clock, clock_limit, > + pipe_mode->crtc_clock, clock_limit, > yesno(pipe_config->double_wide)); > return -EINVAL; > } > @@ -8308,7 +8312,7 @@ static int intel_crtc_compute_config(struct intel_crtc *crtc, > * WaPruneModeWithIncorrectHsyncOffset:ctg,elk,ilk,snb,ivb,vlv,hsw. > */ > if ((INTEL_GEN(dev_priv) > 4 || IS_G4X(dev_priv)) && > - adjusted_mode->crtc_hsync_start == adjusted_mode->crtc_hdisplay) > + pipe_mode->crtc_hsync_start == pipe_mode->crtc_hdisplay) > return -EINVAL; > > intel_crtc_compute_pixel_rate(pipe_config); > @@ -12827,15 +12831,15 @@ static bool c8_planes_changed(const struct intel_crtc_state *new_crtc_state) > > static u16 hsw_linetime_wm(const struct intel_crtc_state *crtc_state) > { > - const struct drm_display_mode *adjusted_mode = > - &crtc_state->hw.adjusted_mode; > + const struct drm_display_mode *pipe_mode = > + &crtc_state->hw.pipe_mode; > int linetime_wm; > > if (!crtc_state->hw.enable) > return 0; > > - linetime_wm = DIV_ROUND_CLOSEST(adjusted_mode->crtc_htotal * 1000 * 8, > - adjusted_mode->crtc_clock); > + linetime_wm = DIV_ROUND_CLOSEST(pipe_mode->crtc_htotal * 1000 * 8, > + pipe_mode->crtc_clock); > > return min(linetime_wm, 0x1ff); > } > @@ -13322,7 +13326,10 @@ static void intel_dump_pipe_config(const struct intel_crtc_state *pipe_config, > drm_mode_debug_printmodeline(&pipe_config->hw.mode); > drm_dbg_kms(&dev_priv->drm, "adjusted mode:\n"); > drm_mode_debug_printmodeline(&pipe_config->hw.adjusted_mode); > + drm_dbg_kms(&dev_priv->drm, "pipe mode:\n"); > + drm_mode_debug_printmodeline(&pipe_config->hw.pipe_mode); > intel_dump_crtc_timings(dev_priv, &pipe_config->hw.adjusted_mode); > + intel_dump_crtc_timings(dev_priv, &pipe_config->hw.pipe_mode); > drm_dbg_kms(&dev_priv->drm, > "port clock: %d, pipe src size: %dx%d, pixel rate %d\n", > pipe_config->port_clock, > @@ -13465,8 +13472,9 @@ intel_crtc_copy_uapi_to_hw_state(struct intel_crtc_state *crtc_state) > crtc_state->hw.enable = crtc_state->uapi.enable; > crtc_state->hw.active = crtc_state->uapi.active; > crtc_state->hw.mode = crtc_state->uapi.mode; > - crtc_state->hw.adjusted_mode = crtc_state->uapi.adjusted_mode; > + crtc_state->hw.pipe_mode = crtc_state->hw.adjusted_mode = crtc_state->uapi.adjusted_mode; > crtc_state->hw.scaling_filter = crtc_state->uapi.scaling_filter; > + > intel_crtc_copy_uapi_to_hw_state_nomodeset(crtc_state); > } > > @@ -13663,6 +13671,9 @@ intel_modeset_pipe_config(struct intel_crtc_state *pipe_config) > "hw max bpp: %i, pipe bpp: %i, dithering: %i\n", > base_bpp, pipe_config->pipe_bpp, pipe_config->dither); > > + /* without bigjoiner, pipe_mode == adjusted_mode */ > + pipe_config->hw.pipe_mode = pipe_config->hw.adjusted_mode; > + > return 0; > } > > @@ -14071,6 +14082,10 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, > > PIPE_CONF_CHECK_X(output_types); > > + PIPE_CONF_CHECK_I(hw.pipe_mode.crtc_hdisplay); > + PIPE_CONF_CHECK_I(hw.pipe_mode.crtc_hdisplay); > + PIPE_CONF_CHECK_I(hw.pipe_mode.crtc_hdisplay); > + PIPE_CONF_CHECK_I(hw.pipe_mode.crtc_hdisplay); > PIPE_CONF_CHECK_I(hw.adjusted_mode.crtc_hdisplay); > PIPE_CONF_CHECK_I(hw.adjusted_mode.crtc_htotal); > PIPE_CONF_CHECK_I(hw.adjusted_mode.crtc_hblank_start); > @@ -18920,6 +18935,8 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev) > */ > crtc_state->inherited = true; > > + crtc_state->hw.pipe_mode = crtc_state->hw.adjusted_mode; > + Isn't this redundant now? > intel_crtc_compute_pixel_rate(crtc_state); > > intel_crtc_update_active_timings(crtc_state); > diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h > index f6f0626649e0..b526afee595c 100644 > --- a/drivers/gpu/drm/i915/display/intel_display_types.h > +++ b/drivers/gpu/drm/i915/display/intel_display_types.h > @@ -817,15 +817,22 @@ struct intel_crtc_state { > * The following members are used to verify the hardware state: > * - enable > * - active > - * - mode / adjusted_mode > + * - mode/adjusted_mode > * - color property blobs. > * > * During initial hw readout, they need to be copied to uapi. > + * > + * Bigjoiner will allow a transcoder mode that spans 2 pipes; > + * Use the pipe_mode for calculations like watermarks, pipe > + * scaler, and bandwidth. > + * > + * Use adjusted_mode for things that need to know the full > + * mode on the transcoder, which spans all pipes. > */ > struct { > bool active, enable; > struct drm_property_blob *degamma_lut, *gamma_lut, *ctm; > - struct drm_display_mode mode, adjusted_mode; > + struct drm_display_mode mode, pipe_mode, adjusted_mode; > enum drm_scaling_filter scaling_filter; > } hw; > > diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c > index f54375b11964..9898c257d3e0 100644 > --- a/drivers/gpu/drm/i915/intel_pm.c > +++ b/drivers/gpu/drm/i915/intel_pm.c > @@ -899,12 +899,12 @@ static void pnv_update_wm(struct intel_crtc *unused_crtc) > > crtc = single_enabled_crtc(dev_priv); > if (crtc) { > - const struct drm_display_mode *adjusted_mode = > - &crtc->config->hw.adjusted_mode; > + const struct drm_display_mode *pipe_mode = > + &crtc->config->hw.pipe_mode; > const struct drm_framebuffer *fb = > crtc->base.primary->state->fb; > int cpp = fb->format->cpp[0]; > - int clock = adjusted_mode->crtc_clock; > + int clock = pipe_mode->crtc_clock; > > /* Display SR */ > wm = intel_calculate_wm(clock, &pnv_display_wm, > @@ -1135,8 +1135,8 @@ static u16 g4x_compute_wm(const struct intel_crtc_state *crtc_state, > { > struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); > struct drm_i915_private *dev_priv = to_i915(plane->base.dev); > - const struct drm_display_mode *adjusted_mode = > - &crtc_state->hw.adjusted_mode; > + const struct drm_display_mode *pipe_mode = > + &crtc_state->hw.pipe_mode; > unsigned int latency = dev_priv->wm.pri_latency[level] * 10; > unsigned int clock, htotal, cpp, width, wm; > > @@ -1163,8 +1163,8 @@ static u16 g4x_compute_wm(const struct intel_crtc_state *crtc_state, > level != G4X_WM_LEVEL_NORMAL) > cpp = max(cpp, 4u); > > - clock = adjusted_mode->crtc_clock; > - htotal = adjusted_mode->crtc_htotal; > + clock = pipe_mode->crtc_clock; > + htotal = pipe_mode->crtc_htotal; > > width = drm_rect_width(&plane_state->uapi.dst); > > @@ -1660,8 +1660,8 @@ static u16 vlv_compute_wm_level(const struct intel_crtc_state *crtc_state, > { > struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); > struct drm_i915_private *dev_priv = to_i915(plane->base.dev); > - const struct drm_display_mode *adjusted_mode = > - &crtc_state->hw.adjusted_mode; > + const struct drm_display_mode *pipe_mode = > + &crtc_state->hw.pipe_mode; > unsigned int clock, htotal, cpp, width, wm; > > if (dev_priv->wm.pri_latency[level] == 0) > @@ -1671,8 +1671,8 @@ static u16 vlv_compute_wm_level(const struct intel_crtc_state *crtc_state, > return 0; > > cpp = plane_state->hw.fb->format->cpp[0]; > - clock = adjusted_mode->crtc_clock; > - htotal = adjusted_mode->crtc_htotal; > + clock = pipe_mode->crtc_clock; > + htotal = pipe_mode->crtc_htotal; > width = crtc_state->pipe_src_w; > > if (plane->id == PLANE_CURSOR) { > @@ -2261,12 +2261,12 @@ static void i965_update_wm(struct intel_crtc *unused_crtc) > if (crtc) { > /* self-refresh has much higher latency */ > static const int sr_latency_ns = 12000; > - const struct drm_display_mode *adjusted_mode = > - &crtc->config->hw.adjusted_mode; > + const struct drm_display_mode *pipe_mode = > + &crtc->config->hw.pipe_mode; > const struct drm_framebuffer *fb = > crtc->base.primary->state->fb; > - int clock = adjusted_mode->crtc_clock; > - int htotal = adjusted_mode->crtc_htotal; > + int clock = pipe_mode->crtc_clock; > + int htotal = pipe_mode->crtc_htotal; > int hdisplay = crtc->config->pipe_src_w; > int cpp = fb->format->cpp[0]; > int entries; > @@ -2345,8 +2345,8 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc) > fifo_size = dev_priv->display.get_fifo_size(dev_priv, PLANE_A); > crtc = intel_get_crtc_for_plane(dev_priv, PLANE_A); > if (intel_crtc_active(crtc)) { > - const struct drm_display_mode *adjusted_mode = > - &crtc->config->hw.adjusted_mode; > + const struct drm_display_mode *pipe_mode = > + &crtc->config->hw.pipe_mode; > const struct drm_framebuffer *fb = > crtc->base.primary->state->fb; > int cpp; > @@ -2356,7 +2356,7 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc) > else > cpp = fb->format->cpp[0]; > > - planea_wm = intel_calculate_wm(adjusted_mode->crtc_clock, > + planea_wm = intel_calculate_wm(pipe_mode->crtc_clock, > wm_info, fifo_size, cpp, > pessimal_latency_ns); > enabled = crtc; > @@ -2372,8 +2372,8 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc) > fifo_size = dev_priv->display.get_fifo_size(dev_priv, PLANE_B); > crtc = intel_get_crtc_for_plane(dev_priv, PLANE_B); > if (intel_crtc_active(crtc)) { > - const struct drm_display_mode *adjusted_mode = > - &crtc->config->hw.adjusted_mode; > + const struct drm_display_mode *pipe_mode = > + &crtc->config->hw.pipe_mode; > const struct drm_framebuffer *fb = > crtc->base.primary->state->fb; > int cpp; > @@ -2383,7 +2383,7 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc) > else > cpp = fb->format->cpp[0]; > > - planeb_wm = intel_calculate_wm(adjusted_mode->crtc_clock, > + planeb_wm = intel_calculate_wm(pipe_mode->crtc_clock, > wm_info, fifo_size, cpp, > pessimal_latency_ns); > if (enabled == NULL) > @@ -2421,12 +2421,12 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc) > if (HAS_FW_BLC(dev_priv) && enabled) { > /* self-refresh has much higher latency */ > static const int sr_latency_ns = 6000; > - const struct drm_display_mode *adjusted_mode = > - &enabled->config->hw.adjusted_mode; > + const struct drm_display_mode *pipe_mode = > + &enabled->config->hw.pipe_mode; > const struct drm_framebuffer *fb = > enabled->base.primary->state->fb; > - int clock = adjusted_mode->crtc_clock; > - int htotal = adjusted_mode->crtc_htotal; > + int clock = pipe_mode->crtc_clock; > + int htotal = pipe_mode->crtc_htotal; > int hdisplay = enabled->config->pipe_src_w; > int cpp; > int entries; > @@ -2474,7 +2474,7 @@ static void i845_update_wm(struct intel_crtc *unused_crtc) > { > struct drm_i915_private *dev_priv = to_i915(unused_crtc->base.dev); > struct intel_crtc *crtc; > - const struct drm_display_mode *adjusted_mode; > + const struct drm_display_mode *pipe_mode; > u32 fwater_lo; > int planea_wm; > > @@ -2482,8 +2482,8 @@ static void i845_update_wm(struct intel_crtc *unused_crtc) > if (crtc == NULL) > return; > > - adjusted_mode = &crtc->config->hw.adjusted_mode; > - planea_wm = intel_calculate_wm(adjusted_mode->crtc_clock, > + pipe_mode = &crtc->config->hw.pipe_mode; > + planea_wm = intel_calculate_wm(pipe_mode->crtc_clock, > &i845_wm_info, > dev_priv->display.get_fifo_size(dev_priv, PLANE_A), > 4, pessimal_latency_ns); > @@ -2573,7 +2573,7 @@ static u32 ilk_compute_pri_wm(const struct intel_crtc_state *crtc_state, > return method1; > > method2 = ilk_wm_method2(crtc_state->pixel_rate, > - crtc_state->hw.adjusted_mode.crtc_htotal, > + crtc_state->hw.pipe_mode.crtc_htotal, > drm_rect_width(&plane_state->uapi.dst), > cpp, mem_value); > > @@ -2601,7 +2601,7 @@ static u32 ilk_compute_spr_wm(const struct intel_crtc_state *crtc_state, > > method1 = ilk_wm_method1(crtc_state->pixel_rate, cpp, mem_value); > method2 = ilk_wm_method2(crtc_state->pixel_rate, > - crtc_state->hw.adjusted_mode.crtc_htotal, > + crtc_state->hw.pipe_mode.crtc_htotal, > drm_rect_width(&plane_state->uapi.dst), > cpp, mem_value); > return min(method1, method2); > @@ -2626,7 +2626,7 @@ static u32 ilk_compute_cur_wm(const struct intel_crtc_state *crtc_state, > cpp = plane_state->hw.fb->format->cpp[0]; > > return ilk_wm_method2(crtc_state->pixel_rate, > - crtc_state->hw.adjusted_mode.crtc_htotal, > + crtc_state->hw.pipe_mode.crtc_htotal, > drm_rect_width(&plane_state->uapi.dst), > cpp, mem_value); > } > @@ -3883,7 +3883,7 @@ static bool skl_crtc_can_enable_sagv(const struct intel_crtc_state *crtc_state) > if (!crtc_state->hw.active) > return true; > > - if (crtc_state->hw.adjusted_mode.flags & DRM_MODE_FLAG_INTERLACE) > + if (crtc_state->hw.pipe_mode.flags & DRM_MODE_FLAG_INTERLACE) > return false; > > intel_atomic_crtc_state_for_each_plane_state(plane, plane_state, crtc_state) { > @@ -4174,8 +4174,8 @@ skl_ddb_get_pipe_allocation_limits(struct drm_i915_private *dev_priv, > */ > total_slice_mask = dbuf_slice_mask; > for_each_new_intel_crtc_in_state(intel_state, crtc, crtc_state, i) { > - const struct drm_display_mode *adjusted_mode = > - &crtc_state->hw.adjusted_mode; > + const struct drm_display_mode *pipe_mode = > + &crtc_state->hw.pipe_mode; > enum pipe pipe = crtc->pipe; > int hdisplay, vdisplay; > u32 pipe_dbuf_slice_mask; > @@ -4205,7 +4205,7 @@ skl_ddb_get_pipe_allocation_limits(struct drm_i915_private *dev_priv, > if (dbuf_slice_mask != pipe_dbuf_slice_mask) > continue; > > - drm_mode_get_hv_timing(adjusted_mode, &hdisplay, &vdisplay); > + drm_mode_get_hv_timing(pipe_mode, &hdisplay, &vdisplay); > > total_width_in_range += hdisplay; > > @@ -5093,7 +5093,7 @@ intel_get_linetime_us(const struct intel_crtc_state *crtc_state) > if (drm_WARN_ON(&dev_priv->drm, pixel_rate == 0)) > return u32_to_fixed16(0); > > - crtc_htotal = crtc_state->hw.adjusted_mode.crtc_htotal; > + crtc_htotal = crtc_state->hw.pipe_mode.crtc_htotal; > linetime_us = div_fixed16(crtc_htotal * 1000, pixel_rate); > > return linetime_us; > @@ -5282,14 +5282,14 @@ static void skl_compute_plane_wm(const struct intel_crtc_state *crtc_state, > method1 = skl_wm_method1(dev_priv, wp->plane_pixel_rate, > wp->cpp, latency, wp->dbuf_block_size); > method2 = skl_wm_method2(wp->plane_pixel_rate, > - crtc_state->hw.adjusted_mode.crtc_htotal, > + crtc_state->hw.pipe_mode.crtc_htotal, > latency, > wp->plane_blocks_per_line); > > if (wp->y_tiled) { > selected_result = max_fixed16(method2, wp->y_tile_minimum); > } else { > - if ((wp->cpp * crtc_state->hw.adjusted_mode.crtc_htotal / > + if ((wp->cpp * crtc_state->hw.pipe_mode.crtc_htotal / > wp->dbuf_block_size < 1) && > (wp->plane_bytes_per_line / wp->dbuf_block_size < 1)) { > selected_result = method2; > -- > 2.19.1 > > _______________________________________________ > Intel-gfx mailing list > Intel-gfx@xxxxxxxxxxxxxxxxxxxxx > https://lists.freedesktop.org/mailman/listinfo/intel-gfx -- Ville Syrjälä Intel _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx