In preparation of ultrajoiner, use number of joined pipes in the intel_dp_joiner_needs_dsc helper, instead of joiner flag. Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@xxxxxxxxx> --- drivers/gpu/drm/i915/display/intel_display.c | 2 +- drivers/gpu/drm/i915/display/intel_display.h | 2 ++ drivers/gpu/drm/i915/display/intel_dp.c | 18 +++++++++++++----- drivers/gpu/drm/i915/display/intel_dp.h | 4 +++- drivers/gpu/drm/i915/display/intel_dp_mst.c | 13 ++++++++++--- 5 files changed, 29 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 01a5faa3fea5..eab07a5fa377 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -276,7 +276,7 @@ bool intel_crtc_is_joiner_primary(const struct intel_crtc_state *crtc_state) crtc->pipe == joiner_primary_pipe(crtc_state); } -static int intel_joiner_num_pipes(const struct intel_crtc_state *crtc_state) +int intel_joiner_num_pipes(const struct intel_crtc_state *crtc_state) { return hweight8(crtc_state->joiner_pipes); } diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h index b0cf6ca70952..0aecc3330a53 100644 --- a/drivers/gpu/drm/i915/display/intel_display.h +++ b/drivers/gpu/drm/i915/display/intel_display.h @@ -584,4 +584,6 @@ bool assert_port_valid(struct drm_i915_private *i915, enum port port); bool intel_scanout_needs_vtd_wa(struct drm_i915_private *i915); +int intel_joiner_num_pipes(const struct intel_crtc_state *crtc_state); + #endif diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 30442c9da06b..7d66a969c461 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -1202,6 +1202,7 @@ intel_dp_mode_valid(struct drm_connector *_connector, u8 dsc_slice_count = 0; enum drm_mode_status status; bool dsc = false, joiner = false; + enum intel_joiner_pipe_count joined_pipes = INTEL_PIPE_JOINER_NONE; status = intel_cpu_transcoder_mode_valid(dev_priv, mode); if (status != MODE_OK) @@ -1225,7 +1226,8 @@ intel_dp_mode_valid(struct drm_connector *_connector, if (intel_dp_need_joiner(intel_dp, connector, mode->hdisplay, target_clock)) { joiner = true; - max_dotclk *= 2; + joined_pipes = INTEL_PIPE_JOINER_BIG; + max_dotclk *= INTEL_PIPE_JOINER_BIG; } if (target_clock > max_dotclk) return MODE_CLOCK_HIGH; @@ -1283,7 +1285,7 @@ intel_dp_mode_valid(struct drm_connector *_connector, dsc = dsc_max_compressed_bpp && dsc_slice_count; } - if (intel_dp_joiner_needs_dsc(dev_priv, joiner) && !dsc) + if (intel_dp_joiner_needs_dsc(dev_priv, joined_pipes) && !dsc) return MODE_CLOCK_HIGH; if (mode_rate > max_rate && !dsc) @@ -2391,14 +2393,15 @@ int intel_dp_config_required_rate(const struct intel_crtc_state *crtc_state) return intel_dp_link_required(adjusted_mode->crtc_clock, bpp); } -bool intel_dp_joiner_needs_dsc(struct drm_i915_private *i915, bool use_joiner) +bool intel_dp_joiner_needs_dsc(struct drm_i915_private *i915, + enum intel_joiner_pipe_count joined_pipes) { /* * Pipe joiner needs compression up to display 12 due to bandwidth * limitation. DG2 onwards pipe joiner can be enabled without * compression. */ - return DISPLAY_VER(i915) < 13 && use_joiner; + return DISPLAY_VER(i915) < 13 && (joined_pipes == INTEL_PIPE_JOINER_BIG); } static int @@ -2416,6 +2419,7 @@ intel_dp_compute_link_config(struct intel_encoder *encoder, struct intel_dp *intel_dp = enc_to_intel_dp(encoder); struct link_config_limits limits; bool dsc_needed, joiner_needs_dsc; + enum intel_joiner_pipe_count joined_pipes; int ret = 0; if (pipe_config->fec_enable && @@ -2427,7 +2431,11 @@ intel_dp_compute_link_config(struct intel_encoder *encoder, adjusted_mode->crtc_clock)) pipe_config->joiner_pipes = GENMASK(crtc->pipe + 1, crtc->pipe); - joiner_needs_dsc = intel_dp_joiner_needs_dsc(i915, pipe_config->joiner_pipes); + joined_pipes = intel_joiner_num_pipes(pipe_config); + if (joined_pipes >= INTEL_PIPE_JOINER_INVALID) + drm_warn(&i915->drm, "Invalid joined pipes : %d\n", joined_pipes); + + joiner_needs_dsc = intel_dp_joiner_needs_dsc(i915, joined_pipes); dsc_needed = joiner_needs_dsc || intel_dp->force_dsc_en || !intel_dp_compute_config_limits(intel_dp, pipe_config, diff --git a/drivers/gpu/drm/i915/display/intel_dp.h b/drivers/gpu/drm/i915/display/intel_dp.h index 9be539edf817..a8116210c618 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.h +++ b/drivers/gpu/drm/i915/display/intel_dp.h @@ -8,6 +8,7 @@ #include <linux/types.h> +enum intel_joiner_pipe_count; enum intel_output_format; enum pipe; enum port; @@ -121,7 +122,8 @@ int intel_dp_effective_data_rate(int pixel_clock, int bpp_x16, int bw_overhead); int intel_dp_max_link_data_rate(struct intel_dp *intel_dp, int max_dprx_rate, int max_dprx_lanes); -bool intel_dp_joiner_needs_dsc(struct drm_i915_private *i915, bool use_joiner); +bool intel_dp_joiner_needs_dsc(struct drm_i915_private *i915, + enum intel_joiner_pipe_count joined_pipes); bool intel_dp_has_joiner(struct intel_dp *intel_dp); bool intel_dp_needs_vsc_sdp(const struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state); diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 27ce5c3f5951..e5797ee13667 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -567,6 +567,7 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, &pipe_config->hw.adjusted_mode; struct link_config_limits limits; bool dsc_needed, joiner_needs_dsc; + enum intel_joiner_pipe_count joined_pipes; int ret = 0; if (pipe_config->fec_enable && @@ -585,7 +586,11 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, pipe_config->output_format = INTEL_OUTPUT_FORMAT_RGB; pipe_config->has_pch_encoder = false; - joiner_needs_dsc = intel_dp_joiner_needs_dsc(dev_priv, pipe_config->joiner_pipes); + joined_pipes = intel_joiner_num_pipes(pipe_config); + if (joined_pipes >= INTEL_PIPE_JOINER_INVALID) + drm_warn(&dev_priv->drm, "Invalid joined pipes : %d\n", joined_pipes); + + joiner_needs_dsc = intel_dp_joiner_needs_dsc(dev_priv, joined_pipes); dsc_needed = joiner_needs_dsc || intel_dp->force_dsc_en || !intel_dp_mst_compute_config_limits(intel_dp, @@ -1392,6 +1397,7 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector, u16 dsc_max_compressed_bpp = 0; u8 dsc_slice_count = 0; int target_clock = mode->clock; + enum intel_joiner_pipe_count joined_pipes = INTEL_PIPE_JOINER_NONE; if (drm_connector_is_unregistered(connector)) { *status = MODE_ERROR; @@ -1434,7 +1440,8 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector, if (intel_dp_need_joiner(intel_dp, intel_connector, mode->hdisplay, target_clock)) { joiner = true; - max_dotclk *= 2; + joined_pipes = INTEL_PIPE_JOINER_BIG; + max_dotclk *= INTEL_PIPE_JOINER_BIG; } ret = drm_modeset_lock(&mgr->base.lock, ctx); @@ -1474,7 +1481,7 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector, dsc = dsc_max_compressed_bpp && dsc_slice_count; } - if (intel_dp_joiner_needs_dsc(dev_priv, joiner) && !dsc) { + if (intel_dp_joiner_needs_dsc(dev_priv, joined_pipes) && !dsc) { *status = MODE_CLOCK_HIGH; return 0; } -- 2.45.2