Dump the DSC state to dmesg during HW readout and state computation as well as the i915_display_info debugfs entry. v2: Rebase on the s/DRM_X16/FXP_Q4 change. Signed-off-by: Imre Deak <imre.deak@xxxxxxxxx> --- .../drm/i915/display/intel_crtc_state_dump.c | 3 +++ .../drm/i915/display/intel_display_debugfs.c | 4 ++++ drivers/gpu/drm/i915/display/intel_vdsc.c | 20 +++++++++++++++++++ drivers/gpu/drm/i915/display/intel_vdsc.h | 4 ++++ 4 files changed, 31 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c index 6df526e189b5b..705ec5ad385c8 100644 --- a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c +++ b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c @@ -10,6 +10,7 @@ #include "intel_crtc_state_dump.h" #include "intel_display_types.h" #include "intel_hdmi.h" +#include "intel_vdsc.h" #include "intel_vrr.h" static void intel_dump_crtc_timings(struct drm_printer *p, @@ -369,6 +370,8 @@ void intel_crtc_state_dump(const struct intel_crtc_state *pipe_config, else if (IS_VALLEYVIEW(i915)) vlv_dump_csc(&p, "wgc csc", &pipe_config->csc); + intel_vdsc_state_dump(&p, 0, pipe_config); + dump_planes: if (!state) return; diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c index 91757fed9c6d2..c20a5097ea331 100644 --- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c +++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c @@ -36,6 +36,7 @@ #include "intel_pps.h" #include "intel_psr.h" #include "intel_psr_regs.h" +#include "intel_vdsc.h" #include "intel_wm.h" static inline struct drm_i915_private *node_to_i915(struct drm_info_node *node) @@ -551,6 +552,7 @@ static void crtc_updates_add(struct intel_crtc *crtc) static void intel_crtc_info(struct seq_file *m, struct intel_crtc *crtc) { struct drm_i915_private *dev_priv = node_to_i915(m->private); + struct drm_printer p = drm_seq_file_printer(m); const struct intel_crtc_state *crtc_state = to_intel_crtc_state(crtc->base.state); struct intel_encoder *encoder; @@ -581,6 +583,8 @@ static void intel_crtc_info(struct seq_file *m, struct intel_crtc *crtc) crtc_state->joiner_pipes, intel_crtc_is_joiner_secondary(crtc_state) ? "slave" : "master"); + intel_vdsc_state_dump(&p, 1, crtc_state); + for_each_intel_encoder_mask(&dev_priv->drm, encoder, crtc_state->uapi.encoder_mask) intel_encoder_info(m, crtc, encoder); diff --git a/drivers/gpu/drm/i915/display/intel_vdsc.c b/drivers/gpu/drm/i915/display/intel_vdsc.c index ff717dc1a2ce5..404ed05371cb8 100644 --- a/drivers/gpu/drm/i915/display/intel_vdsc.c +++ b/drivers/gpu/drm/i915/display/intel_vdsc.c @@ -990,3 +990,23 @@ void intel_dsc_get_config(struct intel_crtc_state *crtc_state) out: intel_display_power_put(dev_priv, power_domain, wakeref); } + +static void intel_vdsc_dump_state(struct drm_printer *p, int indent, + const struct intel_crtc_state *crtc_state) +{ + drm_printf_indent(p, indent, + "dsc-dss: compressed-bpp:" FXP_Q4_FMT ", slice-count: %d, split: %s\n", + FXP_Q4_ARGS(crtc_state->dsc.compressed_bpp_x16), + crtc_state->dsc.slice_count, + str_yes_no(crtc_state->dsc.dsc_split)); +} + +void intel_vdsc_state_dump(struct drm_printer *p, int indent, + const struct intel_crtc_state *crtc_state) +{ + if (!crtc_state->dsc.compression_enable) + return; + + intel_vdsc_dump_state(p, indent, crtc_state); + drm_dsc_dump_config(p, indent, &crtc_state->dsc.config); +} diff --git a/drivers/gpu/drm/i915/display/intel_vdsc.h b/drivers/gpu/drm/i915/display/intel_vdsc.h index 2cc41ff089094..290b2e9b3482e 100644 --- a/drivers/gpu/drm/i915/display/intel_vdsc.h +++ b/drivers/gpu/drm/i915/display/intel_vdsc.h @@ -8,6 +8,8 @@ #include <linux/types.h> +struct drm_printer; + enum transcoder; struct intel_crtc; struct intel_crtc_state; @@ -27,5 +29,7 @@ void intel_dsc_dsi_pps_write(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state); void intel_dsc_dp_pps_write(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state); +void intel_vdsc_state_dump(struct drm_printer *p, int indent, + const struct intel_crtc_state *crtc_state); #endif /* __INTEL_VDSC_H__ */ -- 2.43.3