linux-zen-server/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c

335 lines
11 KiB
C

// SPDX-License-Identifier: MIT
/*
* Copyright © 2022 Intel Corporation
*/
#include <drm/drm_edid.h>
#include "i915_drv.h"
#include "intel_crtc_state_dump.h"
#include "intel_display_types.h"
#include "intel_hdmi.h"
#include "intel_vrr.h"
static void intel_dump_crtc_timings(struct drm_i915_private *i915,
const struct drm_display_mode *mode)
{
drm_dbg_kms(&i915->drm, "crtc timings: %d %d %d %d %d %d %d %d %d, "
"type: 0x%x flags: 0x%x\n",
mode->crtc_clock,
mode->crtc_hdisplay, mode->crtc_hsync_start,
mode->crtc_hsync_end, mode->crtc_htotal,
mode->crtc_vdisplay, mode->crtc_vsync_start,
mode->crtc_vsync_end, mode->crtc_vtotal,
mode->type, mode->flags);
}
static void
intel_dump_m_n_config(const struct intel_crtc_state *pipe_config,
const char *id, unsigned int lane_count,
const struct intel_link_m_n *m_n)
{
struct drm_i915_private *i915 = to_i915(pipe_config->uapi.crtc->dev);
drm_dbg_kms(&i915->drm,
"%s: lanes: %i; data_m: %u, data_n: %u, link_m: %u, link_n: %u, tu: %u\n",
id, lane_count,
m_n->data_m, m_n->data_n,
m_n->link_m, m_n->link_n, m_n->tu);
}
static void
intel_dump_infoframe(struct drm_i915_private *i915,
const union hdmi_infoframe *frame)
{
if (!drm_debug_enabled(DRM_UT_KMS))
return;
hdmi_infoframe_log(KERN_DEBUG, i915->drm.dev, frame);
}
static void
intel_dump_dp_vsc_sdp(struct drm_i915_private *i915,
const struct drm_dp_vsc_sdp *vsc)
{
if (!drm_debug_enabled(DRM_UT_KMS))
return;
drm_dp_vsc_sdp_log(KERN_DEBUG, i915->drm.dev, vsc);
}
static void
intel_dump_buffer(struct drm_i915_private *i915,
const char *prefix, const u8 *buf, size_t len)
{
if (!drm_debug_enabled(DRM_UT_KMS))
return;
print_hex_dump(KERN_DEBUG, prefix, DUMP_PREFIX_NONE,
16, 0, buf, len, false);
}
#define OUTPUT_TYPE(x) [INTEL_OUTPUT_ ## x] = #x
static const char * const output_type_str[] = {
OUTPUT_TYPE(UNUSED),
OUTPUT_TYPE(ANALOG),
OUTPUT_TYPE(DVO),
OUTPUT_TYPE(SDVO),
OUTPUT_TYPE(LVDS),
OUTPUT_TYPE(TVOUT),
OUTPUT_TYPE(HDMI),
OUTPUT_TYPE(DP),
OUTPUT_TYPE(EDP),
OUTPUT_TYPE(DSI),
OUTPUT_TYPE(DDI),
OUTPUT_TYPE(DP_MST),
};
#undef OUTPUT_TYPE
static void snprintf_output_types(char *buf, size_t len,
unsigned int output_types)
{
char *str = buf;
int i;
str[0] = '\0';
for (i = 0; i < ARRAY_SIZE(output_type_str); i++) {
int r;
if ((output_types & BIT(i)) == 0)
continue;
r = snprintf(str, len, "%s%s",
str != buf ? "," : "", output_type_str[i]);
if (r >= len)
break;
str += r;
len -= r;
output_types &= ~BIT(i);
}
WARN_ON_ONCE(output_types != 0);
}
static const char * const output_format_str[] = {
[INTEL_OUTPUT_FORMAT_RGB] = "RGB",
[INTEL_OUTPUT_FORMAT_YCBCR420] = "YCBCR4:2:0",
[INTEL_OUTPUT_FORMAT_YCBCR444] = "YCBCR4:4:4",
};
static const char *output_formats(enum intel_output_format format)
{
if (format >= ARRAY_SIZE(output_format_str))
return "invalid";
return output_format_str[format];
}
static void intel_dump_plane_state(const struct intel_plane_state *plane_state)
{
struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane);
struct drm_i915_private *i915 = to_i915(plane->base.dev);
const struct drm_framebuffer *fb = plane_state->hw.fb;
if (!fb) {
drm_dbg_kms(&i915->drm,
"[PLANE:%d:%s] fb: [NOFB], visible: %s\n",
plane->base.base.id, plane->base.name,
str_yes_no(plane_state->uapi.visible));
return;
}
drm_dbg_kms(&i915->drm,
"[PLANE:%d:%s] fb: [FB:%d] %ux%u format = %p4cc modifier = 0x%llx, visible: %s\n",
plane->base.base.id, plane->base.name,
fb->base.id, fb->width, fb->height, &fb->format->format,
fb->modifier, str_yes_no(plane_state->uapi.visible));
drm_dbg_kms(&i915->drm, "\trotation: 0x%x, scaler: %d, scaling_filter: %d\n",
plane_state->hw.rotation, plane_state->scaler_id, plane_state->hw.scaling_filter);
if (plane_state->uapi.visible)
drm_dbg_kms(&i915->drm,
"\tsrc: " DRM_RECT_FP_FMT " dst: " DRM_RECT_FMT "\n",
DRM_RECT_FP_ARG(&plane_state->uapi.src),
DRM_RECT_ARG(&plane_state->uapi.dst));
}
void intel_crtc_state_dump(const struct intel_crtc_state *pipe_config,
struct intel_atomic_state *state,
const char *context)
{
struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc);
struct drm_i915_private *i915 = to_i915(crtc->base.dev);
const struct intel_plane_state *plane_state;
struct intel_plane *plane;
char buf[64];
int i;
drm_dbg_kms(&i915->drm, "[CRTC:%d:%s] enable: %s [%s]\n",
crtc->base.base.id, crtc->base.name,
str_yes_no(pipe_config->hw.enable), context);
if (!pipe_config->hw.enable)
goto dump_planes;
snprintf_output_types(buf, sizeof(buf), pipe_config->output_types);
drm_dbg_kms(&i915->drm,
"active: %s, output_types: %s (0x%x), output format: %s\n",
str_yes_no(pipe_config->hw.active),
buf, pipe_config->output_types,
output_formats(pipe_config->output_format));
drm_dbg_kms(&i915->drm,
"cpu_transcoder: %s, pipe bpp: %i, dithering: %i\n",
transcoder_name(pipe_config->cpu_transcoder),
pipe_config->pipe_bpp, pipe_config->dither);
drm_dbg_kms(&i915->drm, "MST master transcoder: %s\n",
transcoder_name(pipe_config->mst_master_transcoder));
drm_dbg_kms(&i915->drm,
"port sync: master transcoder: %s, slave transcoder bitmask = 0x%x\n",
transcoder_name(pipe_config->master_transcoder),
pipe_config->sync_mode_slaves_mask);
drm_dbg_kms(&i915->drm, "bigjoiner: %s, pipes: 0x%x\n",
intel_crtc_is_bigjoiner_slave(pipe_config) ? "slave" :
intel_crtc_is_bigjoiner_master(pipe_config) ? "master" : "no",
pipe_config->bigjoiner_pipes);
drm_dbg_kms(&i915->drm, "splitter: %s, link count %d, overlap %d\n",
str_enabled_disabled(pipe_config->splitter.enable),
pipe_config->splitter.link_count,
pipe_config->splitter.pixel_overlap);
if (pipe_config->has_pch_encoder)
intel_dump_m_n_config(pipe_config, "fdi",
pipe_config->fdi_lanes,
&pipe_config->fdi_m_n);
if (intel_crtc_has_dp_encoder(pipe_config)) {
intel_dump_m_n_config(pipe_config, "dp m_n",
pipe_config->lane_count,
&pipe_config->dp_m_n);
intel_dump_m_n_config(pipe_config, "dp m2_n2",
pipe_config->lane_count,
&pipe_config->dp_m2_n2);
}
drm_dbg_kms(&i915->drm, "framestart delay: %d, MSA timing delay: %d\n",
pipe_config->framestart_delay, pipe_config->msa_timing_delay);
drm_dbg_kms(&i915->drm,
"audio: %i, infoframes: %i, infoframes enabled: 0x%x\n",
pipe_config->has_audio, pipe_config->has_infoframe,
pipe_config->infoframes.enable);
if (pipe_config->infoframes.enable &
intel_hdmi_infoframe_enable(HDMI_PACKET_TYPE_GENERAL_CONTROL))
drm_dbg_kms(&i915->drm, "GCP: 0x%x\n",
pipe_config->infoframes.gcp);
if (pipe_config->infoframes.enable &
intel_hdmi_infoframe_enable(HDMI_INFOFRAME_TYPE_AVI))
intel_dump_infoframe(i915, &pipe_config->infoframes.avi);
if (pipe_config->infoframes.enable &
intel_hdmi_infoframe_enable(HDMI_INFOFRAME_TYPE_SPD))
intel_dump_infoframe(i915, &pipe_config->infoframes.spd);
if (pipe_config->infoframes.enable &
intel_hdmi_infoframe_enable(HDMI_INFOFRAME_TYPE_VENDOR))
intel_dump_infoframe(i915, &pipe_config->infoframes.hdmi);
if (pipe_config->infoframes.enable &
intel_hdmi_infoframe_enable(HDMI_INFOFRAME_TYPE_DRM))
intel_dump_infoframe(i915, &pipe_config->infoframes.drm);
if (pipe_config->infoframes.enable &
intel_hdmi_infoframe_enable(HDMI_PACKET_TYPE_GAMUT_METADATA))
intel_dump_infoframe(i915, &pipe_config->infoframes.drm);
if (pipe_config->infoframes.enable &
intel_hdmi_infoframe_enable(DP_SDP_VSC))
intel_dump_dp_vsc_sdp(i915, &pipe_config->infoframes.vsc);
if (pipe_config->has_audio)
intel_dump_buffer(i915, "ELD: ", pipe_config->eld,
drm_eld_size(pipe_config->eld));
drm_dbg_kms(&i915->drm, "vrr: %s, vmin: %d, vmax: %d, pipeline full: %d, guardband: %d flipline: %d, vmin vblank: %d, vmax vblank: %d\n",
str_yes_no(pipe_config->vrr.enable),
pipe_config->vrr.vmin, pipe_config->vrr.vmax,
pipe_config->vrr.pipeline_full, pipe_config->vrr.guardband,
pipe_config->vrr.flipline,
intel_vrr_vmin_vblank_start(pipe_config),
intel_vrr_vmax_vblank_start(pipe_config));
drm_dbg_kms(&i915->drm, "requested mode: " DRM_MODE_FMT "\n",
DRM_MODE_ARG(&pipe_config->hw.mode));
drm_dbg_kms(&i915->drm, "adjusted mode: " DRM_MODE_FMT "\n",
DRM_MODE_ARG(&pipe_config->hw.adjusted_mode));
intel_dump_crtc_timings(i915, &pipe_config->hw.adjusted_mode);
drm_dbg_kms(&i915->drm, "pipe mode: " DRM_MODE_FMT "\n",
DRM_MODE_ARG(&pipe_config->hw.pipe_mode));
intel_dump_crtc_timings(i915, &pipe_config->hw.pipe_mode);
drm_dbg_kms(&i915->drm,
"port clock: %d, pipe src: " DRM_RECT_FMT ", pixel rate %d\n",
pipe_config->port_clock, DRM_RECT_ARG(&pipe_config->pipe_src),
pipe_config->pixel_rate);
drm_dbg_kms(&i915->drm, "linetime: %d, ips linetime: %d\n",
pipe_config->linetime, pipe_config->ips_linetime);
if (DISPLAY_VER(i915) >= 9)
drm_dbg_kms(&i915->drm,
"num_scalers: %d, scaler_users: 0x%x, scaler_id: %d, scaling_filter: %d\n",
crtc->num_scalers,
pipe_config->scaler_state.scaler_users,
pipe_config->scaler_state.scaler_id,
pipe_config->hw.scaling_filter);
if (HAS_GMCH(i915))
drm_dbg_kms(&i915->drm,
"gmch pfit: control: 0x%08x, ratios: 0x%08x, lvds border: 0x%08x\n",
pipe_config->gmch_pfit.control,
pipe_config->gmch_pfit.pgm_ratios,
pipe_config->gmch_pfit.lvds_border_bits);
else
drm_dbg_kms(&i915->drm,
"pch pfit: " DRM_RECT_FMT ", %s, force thru: %s\n",
DRM_RECT_ARG(&pipe_config->pch_pfit.dst),
str_enabled_disabled(pipe_config->pch_pfit.enabled),
str_yes_no(pipe_config->pch_pfit.force_thru));
drm_dbg_kms(&i915->drm, "ips: %i, double wide: %i, drrs: %i\n",
pipe_config->ips_enabled, pipe_config->double_wide,
pipe_config->has_drrs);
intel_dpll_dump_hw_state(i915, &pipe_config->dpll_hw_state);
if (IS_CHERRYVIEW(i915))
drm_dbg_kms(&i915->drm,
"cgm_mode: 0x%x gamma_mode: 0x%x gamma_enable: %d csc_enable: %d\n",
pipe_config->cgm_mode, pipe_config->gamma_mode,
pipe_config->gamma_enable, pipe_config->csc_enable);
else
drm_dbg_kms(&i915->drm,
"csc_mode: 0x%x gamma_mode: 0x%x gamma_enable: %d csc_enable: %d\n",
pipe_config->csc_mode, pipe_config->gamma_mode,
pipe_config->gamma_enable, pipe_config->csc_enable);
drm_dbg_kms(&i915->drm, "pre csc lut: %s%d entries, post csc lut: %d entries\n",
pipe_config->pre_csc_lut && pipe_config->pre_csc_lut ==
i915->display.color.glk_linear_degamma_lut ? "(linear) " : "",
pipe_config->pre_csc_lut ?
drm_color_lut_size(pipe_config->pre_csc_lut) : 0,
pipe_config->post_csc_lut ?
drm_color_lut_size(pipe_config->post_csc_lut) : 0);
dump_planes:
if (!state)
return;
for_each_new_intel_plane_in_state(state, plane, plane_state, i) {
if (plane->pipe == crtc->pipe)
intel_dump_plane_state(plane_state);
}
}