#include <linux/pci.h>
#include <linux/firmware.h>
#include <linux/component.h>
+ #include <linux/dmi.h>
#include <drm/display/drm_dp_mst_helper.h>
#include <drm/display/drm_hdmi_helper.h>
#include <drm/drm_atomic.h>
#include <drm/drm_atomic_uapi.h>
#include <drm/drm_atomic_helper.h>
+#include <drm/drm_blend.h>
#include <drm/drm_fb_helper.h>
#include <drm/drm_fourcc.h>
#include <drm/drm_edid.h>
#include <drm/drm_vblank.h>
#include <drm/drm_audio_component.h>
+#include <drm/drm_gem_atomic_helper.h>
#include "ivsrcid/dcn/irqsrcs_dcn_1_0.h"
MODULE_FIRMWARE(FIRMWARE_BEIGE_GOBY_DMUB);
#define FIRMWARE_YELLOW_CARP_DMUB "amdgpu/yellow_carp_dmcub.bin"
MODULE_FIRMWARE(FIRMWARE_YELLOW_CARP_DMUB);
+ #define FIRMWARE_DCN_314_DMUB "amdgpu/dcn_3_1_4_dmcub.bin"
+ MODULE_FIRMWARE(FIRMWARE_DCN_314_DMUB);
#define FIRMWARE_DCN_315_DMUB "amdgpu/dcn_3_1_5_dmcub.bin"
MODULE_FIRMWARE(FIRMWARE_DCN_315_DMUB);
#define FIRMWARE_DCN316_DMUB "amdgpu/dcn_3_1_6_dmcub.bin"
vrr_active, (int) !e);
}
+ static void dm_crtc_handle_vblank(struct amdgpu_crtc *acrtc)
+ {
+ struct drm_crtc *crtc = &acrtc->base;
+ struct drm_device *dev = crtc->dev;
+ unsigned long flags;
+
+ drm_crtc_handle_vblank(crtc);
+
+ spin_lock_irqsave(&dev->event_lock, flags);
+
+ /* Send completion event for cursor-only commits */
+ if (acrtc->event && acrtc->pflip_status != AMDGPU_FLIP_SUBMITTED) {
+ drm_crtc_send_vblank_event(crtc, acrtc->event);
+ drm_crtc_vblank_put(crtc);
+ acrtc->event = NULL;
+ }
+
+ spin_unlock_irqrestore(&dev->event_lock, flags);
+ }
+
static void dm_vupdate_high_irq(void *interrupt_params)
{
struct common_irq_params *irq_params = interrupt_params;
* if a pageflip happened inside front-porch.
*/
if (vrr_active) {
- drm_crtc_handle_vblank(&acrtc->base);
+ dm_crtc_handle_vblank(acrtc);
/* BTR processing for pre-DCE12 ASICs */
if (acrtc->dm_irq_params.stream &&
* to dm_vupdate_high_irq after end of front-porch.
*/
if (!vrr_active)
- drm_crtc_handle_vblank(&acrtc->base);
+ dm_crtc_handle_vblank(acrtc);
/**
* Following stuff must happen at start of vblank, for crc
return false;
}
+ static const struct dmi_system_id hpd_disconnect_quirk_table[] = {
+ {
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Precision 3660"),
+ },
+ },
+ {
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Precision 3260"),
+ },
+ },
+ {
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Precision 3460"),
+ },
+ },
+ {}
+ };
+
+ static void retrieve_dmi_info(struct amdgpu_display_manager *dm)
+ {
+ const struct dmi_system_id *dmi_id;
+
+ dm->aux_hpd_discon_quirk = false;
+
+ dmi_id = dmi_first_match(hpd_disconnect_quirk_table);
+ if (dmi_id) {
+ dm->aux_hpd_discon_quirk = true;
+ DRM_INFO("aux_hpd_discon_quirk attached\n");
+ }
+ }
+
static int amdgpu_dm_init(struct amdgpu_device *adev)
{
struct dc_init_data init_data;
init_data.flags.enable_mipi_converter_optimization = true;
+ init_data.dcn_reg_offsets = adev->reg_offset[DCE_HWIP][0];
+ init_data.nbio_reg_offsets = adev->reg_offset[NBIO_HWIP][0];
+
INIT_LIST_HEAD(&adev->dm.da_list);
+
+ retrieve_dmi_info(&adev->dm);
+
/* Display Core create. */
adev->dm.dc = dc_create(&init_data);
if (amdgpu_dc_debug_mask & DC_DISABLE_CLOCK_GATING)
adev->dm.dc->debug.disable_clock_gate = true;
+ if (amdgpu_dc_debug_mask & DC_FORCE_SUBVP_MCLK_SWITCH)
+ adev->dm.dc->debug.force_subvp_mclk_switch = true;
+
r = dm_dmub_hw_init(adev);
if (r) {
DRM_ERROR("DMUB interface failed to initialize: status=%d\n", r);
#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY)
adev->dm.crc_rd_wrk = amdgpu_dm_crtc_secure_display_create_work();
#endif
- if (dc_enable_dmub_notifications(adev->dm.dc)) {
+ if (dc_is_dmub_outbox_supported(adev->dm.dc)) {
init_completion(&adev->dm.dmub_aux_transfer_done);
adev->dm.dmub_notify = kzalloc(sizeof(struct dmub_notification), GFP_KERNEL);
if (!adev->dm.dmub_notify) {
goto error;
}
+ /* Enable outbox notification only after IRQ handlers are registered and DMUB is alive.
+ * It is expected that DMUB will resend any pending notifications at this point, for
+ * example HPD from DPIA.
+ */
+ if (dc_is_dmub_outbox_supported(adev->dm.dc))
+ dc_enable_dmub_outbox(adev->dm.dc);
+
/* create fake encoders for MST */
dm_dp_create_fake_mst_encoders(adev);
dmub_asic = (adev->external_rev_id == YELLOW_CARP_B0) ? DMUB_ASIC_DCN31B : DMUB_ASIC_DCN31;
fw_name_dmub = FIRMWARE_YELLOW_CARP_DMUB;
break;
+ case IP_VERSION(3, 1, 4):
+ dmub_asic = DMUB_ASIC_DCN314;
+ fw_name_dmub = FIRMWARE_DCN_314_DMUB;
+ break;
case IP_VERSION(3, 1, 5):
dmub_asic = DMUB_ASIC_DCN315;
fw_name_dmub = FIRMWARE_DCN_315_DMUB;
*/
link_enc_cfg_copy(adev->dm.dc->current_state, dc_state);
- if (dc_enable_dmub_notifications(adev->dm.dc))
- amdgpu_dm_outbox_init(adev);
-
r = dm_dmub_hw_init(adev);
if (r)
DRM_ERROR("DMUB interface failed to initialize: status=%d\n", r);
}
}
+ if (dc_is_dmub_outbox_supported(adev->dm.dc)) {
+ amdgpu_dm_outbox_init(adev);
+ dc_enable_dmub_outbox(adev->dm.dc);
+ }
+
WARN_ON(!dc_commit_state(dm->dc, dc_state));
dm_gpureset_commit_state(dm->cached_dc_state, dm);
/* TODO: Remove dc_state->dccg, use dc->dccg directly. */
dc_resource_state_construct(dm->dc, dm_state->context);
- /* Re-enable outbox interrupts for DPIA. */
- if (dc_enable_dmub_notifications(adev->dm.dc))
- amdgpu_dm_outbox_init(adev);
-
/* Before powering on DC we need to re-initialize DMUB. */
dm_dmub_hw_resume(adev);
+ /* Re-enable outbox interrupts for DPIA. */
+ if (dc_is_dmub_outbox_supported(adev->dm.dc)) {
+ amdgpu_dm_outbox_init(adev);
+ dc_enable_dmub_outbox(adev->dm.dc);
+ }
+
/* power on hardware */
dc_set_power_state(dm->dc, DC_ACPI_CM_POWER_STATE_D0);
if (!dc_link_detect_sink(aconnector->dc_link, &new_connection_type))
DRM_ERROR("KMS: Failed to detect connector\n");
- if (aconnector->base.force && new_connection_type == dc_connection_none)
+ if (aconnector->base.force && new_connection_type == dc_connection_none) {
emulated_link_detect(aconnector->dc_link);
- else
+ } else {
+ mutex_lock(&dm->dc_lock);
dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD);
+ mutex_unlock(&dm->dc_lock);
+ }
if (aconnector->fake_enable && aconnector->dc_link->local_sink)
aconnector->fake_enable = false;
#ifdef CONFIG_DRM_AMD_DC_HDCP
struct dm_connector_state *dm_con_state = to_dm_connector_state(connector->state);
#endif
+ bool ret = false;
if (adev->dm.disable_hpd_irq)
return;
if (aconnector->base.force == DRM_FORCE_UNSPECIFIED)
drm_kms_helper_connector_hotplug_event(connector);
+ } else {
+ mutex_lock(&adev->dm.dc_lock);
+ ret = dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD);
+ mutex_unlock(&adev->dm.dc_lock);
+ if (ret) {
+ amdgpu_dm_update_connector_after_detect(aconnector);
- } else if (dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD)) {
- amdgpu_dm_update_connector_after_detect(aconnector);
-
- drm_modeset_lock_all(dev);
- dm_restore_drm_connector_state(dev, connector);
- drm_modeset_unlock_all(dev);
+ drm_modeset_lock_all(dev);
+ dm_restore_drm_connector_state(dev, connector);
+ drm_modeset_unlock_all(dev);
- if (aconnector->base.force == DRM_FORCE_UNSPECIFIED)
- drm_kms_helper_connector_hotplug_event(connector);
+ if (aconnector->base.force == DRM_FORCE_UNSPECIFIED)
+ drm_kms_helper_connector_hotplug_event(connector);
+ }
}
mutex_unlock(&aconnector->hpd_lock);
drm_modeset_unlock_all(dev);
drm_kms_helper_connector_hotplug_event(connector);
- } else if (dc_link_detect(dc_link, DETECT_REASON_HPDRX)) {
+ } else {
+ bool ret = false;
- if (aconnector->fake_enable)
- aconnector->fake_enable = false;
+ mutex_lock(&adev->dm.dc_lock);
+ ret = dc_link_detect(dc_link, DETECT_REASON_HPDRX);
+ mutex_unlock(&adev->dm.dc_lock);
- amdgpu_dm_update_connector_after_detect(aconnector);
+ if (ret) {
+ if (aconnector->fake_enable)
+ aconnector->fake_enable = false;
+ amdgpu_dm_update_connector_after_detect(aconnector);
- drm_modeset_lock_all(dev);
- dm_restore_drm_connector_state(dev, connector);
- drm_modeset_unlock_all(dev);
+ drm_modeset_lock_all(dev);
+ dm_restore_drm_connector_state(dev, connector);
+ drm_modeset_unlock_all(dev);
- drm_kms_helper_connector_hotplug_event(connector);
+ drm_kms_helper_connector_hotplug_event(connector);
+ }
}
}
#ifdef CONFIG_DRM_AMD_DC_HDCP
adev_to_drm(adev)->mode_config.max_height = 16384;
adev_to_drm(adev)->mode_config.preferred_depth = 24;
- adev_to_drm(adev)->mode_config.prefer_shadow = 1;
+ /* disable prefer shadow for now due to hibernation issues */
+ adev_to_drm(adev)->mode_config.prefer_shadow = 0;
/* indicates support for immediate flip */
adev_to_drm(adev)->mode_config.async_page_flip = true;
case IP_VERSION(3, 0, 0):
case IP_VERSION(3, 1, 2):
case IP_VERSION(3, 1, 3):
+ case IP_VERSION(3, 1, 4):
case IP_VERSION(3, 1, 5):
case IP_VERSION(3, 1, 6):
case IP_VERSION(3, 2, 0):
switch (adev->ip_versions[DCE_HWIP][0]) {
case IP_VERSION(3, 1, 2):
case IP_VERSION(3, 1, 3):
+ case IP_VERSION(3, 1, 4):
case IP_VERSION(3, 1, 5):
case IP_VERSION(3, 1, 6):
case IP_VERSION(3, 2, 0):
if (aconnector->base.force && new_connection_type == dc_connection_none) {
emulated_link_detect(link);
amdgpu_dm_update_connector_after_detect(aconnector);
+ } else {
+ bool ret = false;
- } else if (dc_link_detect(link, DETECT_REASON_BOOT)) {
- amdgpu_dm_update_connector_after_detect(aconnector);
- register_backlight_device(dm, link);
- if (dm->num_of_edps)
- update_connector_ext_caps(aconnector);
- if (psr_feature_enabled)
- amdgpu_dm_set_psr_caps(link);
-
- /* TODO: Fix vblank control helpers to delay PSR entry to allow this when
- * PSR is also supported.
- */
- if (link->psr_settings.psr_feature_enabled)
- adev_to_drm(adev)->vblank_disable_immediate = false;
- }
+ mutex_lock(&dm->dc_lock);
+ ret = dc_link_detect(link, DETECT_REASON_BOOT);
+ mutex_unlock(&dm->dc_lock);
+
+ if (ret) {
+ amdgpu_dm_update_connector_after_detect(aconnector);
+ register_backlight_device(dm, link);
+
+ if (dm->num_of_edps)
+ update_connector_ext_caps(aconnector);
+ if (psr_feature_enabled)
+ amdgpu_dm_set_psr_caps(link);
+ /* TODO: Fix vblank control helpers to delay PSR entry to allow this when
+ * PSR is also supported.
+ */
+ if (link->psr_settings.psr_feature_enabled)
+ adev_to_drm(adev)->vblank_disable_immediate = false;
+ }
+ }
}
/* Software is initialized. Now we can register interrupt handlers. */
case IP_VERSION(3, 0, 1):
case IP_VERSION(3, 1, 2):
case IP_VERSION(3, 1, 3):
+ case IP_VERSION(3, 1, 4):
case IP_VERSION(3, 1, 5):
case IP_VERSION(3, 1, 6):
case IP_VERSION(3, 2, 0):
case IP_VERSION(2, 1, 0):
case IP_VERSION(3, 1, 2):
case IP_VERSION(3, 1, 3):
+ case IP_VERSION(3, 1, 4):
case IP_VERSION(3, 1, 5):
case IP_VERSION(3, 1, 6):
case IP_VERSION(3, 2, 0):
add_gfx10_1_modifiers(adev, mods, &size, &capacity);
break;
case AMDGPU_FAMILY_GC_11_0_0:
+ case AMDGPU_FAMILY_GC_11_0_2:
add_gfx11_modifiers(adev, mods, &size, &capacity);
break;
}
}
}
- if (per_pixel_alpha && plane_state->pixel_blend_mode == DRM_MODE_BLEND_COVERAGE)
+ if (*per_pixel_alpha && plane_state->pixel_blend_mode == DRM_MODE_BLEND_COVERAGE)
*pre_multiplied_alpha = false;
}
return &state->base;
}
-#ifdef CONFIG_DRM_AMD_SECURE_DISPLAY
+#ifdef CONFIG_DEBUG_FS
static int amdgpu_dm_crtc_late_register(struct drm_crtc *crtc)
{
crtc_debugfs_init(crtc);
.enable_vblank = dm_enable_vblank,
.disable_vblank = dm_disable_vblank,
.get_vblank_timestamp = drm_crtc_vblank_helper_get_vblank_timestamp,
-#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY)
+#if defined(CONFIG_DEBUG_FS)
.late_register = amdgpu_dm_crtc_late_register,
#endif
};
break;
}
- if (stream->signal == SIGNAL_TYPE_DISPLAY_PORT_MST)
+ dc_result = dc_validate_stream(adev->dm.dc, stream);
+ if (dc_result == DC_OK && stream->signal == SIGNAL_TYPE_DISPLAY_PORT_MST)
dc_result = dm_dp_mst_is_port_support_mode(aconnector, stream);
- if (dc_result == DC_OK)
- dc_result = dc_validate_stream(adev->dm.dc, stream);
-
if (dc_result != DC_OK) {
DRM_DEBUG_KMS("Mode %dx%d (clk %d) failed DC validation with error %d (%s)\n",
drm_mode->hdisplay,
goto error_unpin;
}
+ r = drm_gem_plane_helper_prepare_fb(plane, new_state);
+ if (unlikely(r != 0))
+ goto error_unpin;
+
amdgpu_bo_unreserve(rbo);
afb->address = amdgpu_bo_gpu_offset(rbo);
if (dc_submit_i2c(
ddc_service->ctx->dc,
- ddc_service->ddc_pin->hw_info.ddc_channel,
+ ddc_service->link->link_index,
&cmd))
result = num;
snprintf(i2c->base.name, sizeof(i2c->base.name), "AMDGPU DM i2c hw bus %d", link_index);
i2c_set_adapdata(&i2c->base, i2c);
i2c->ddc_service = ddc_service;
- if (i2c->ddc_service->ddc_pin)
- i2c->ddc_service->ddc_pin->hw_info.ddc_channel = link_index;
return i2c;
}
struct dm_crtc_state *dm_old_crtc_state =
to_dm_crtc_state(drm_atomic_get_old_crtc_state(state, pcrtc));
int planes_count = 0, vpos, hpos;
- long r;
unsigned long flags;
- struct amdgpu_bo *abo;
uint32_t target_vblank, last_flip_vblank;
bool vrr_active = amdgpu_dm_vrr_active(acrtc_state);
+ bool cursor_update = false;
bool pflip_present = false;
struct {
struct dc_surface_update surface_updates[MAX_SURFACES];
struct dm_plane_state *dm_new_plane_state = to_dm_plane_state(new_plane_state);
/* Cursor plane is handled after stream updates */
- if (plane->type == DRM_PLANE_TYPE_CURSOR)
+ if (plane->type == DRM_PLANE_TYPE_CURSOR) {
+ if ((fb && crtc == pcrtc) ||
+ (old_plane_state->fb && old_plane_state->crtc == pcrtc))
+ cursor_update = true;
+
continue;
+ }
if (!fb || !crtc || pcrtc != crtc)
continue;
continue;
}
- abo = gem_to_amdgpu_bo(fb->obj[0]);
-
- /*
- * Wait for all fences on this FB. Do limited wait to avoid
- * deadlock during GPU reset when this fence will not signal
- * but we hold reservation lock for the BO.
- */
- r = dma_resv_wait_timeout(abo->tbo.base.resv,
- DMA_RESV_USAGE_WRITE, false,
- msecs_to_jiffies(5000));
- if (unlikely(r <= 0))
- DRM_ERROR("Waiting for fences timed out!");
-
fill_dc_plane_info_and_addr(
dm->adev, new_plane_state,
afb->tiling_flags,
bundle->stream_update.vrr_infopacket =
&acrtc_state->stream->vrr_infopacket;
}
+ } else if (cursor_update && acrtc_state->active_planes > 0 &&
+ acrtc_attach->base.state->event) {
+ drm_crtc_vblank_get(pcrtc);
+
+ spin_lock_irqsave(&pcrtc->dev->event_lock, flags);
+
+ acrtc_attach->event = acrtc_attach->base.state->event;
+ acrtc_attach->base.state->event = NULL;
+
+ spin_unlock_irqrestore(&pcrtc->dev->event_lock, flags);
}
/* Update the planes if changed or disable if we don't have any. */
struct dm_crtc_state *dm_old_crtc_state, *dm_new_crtc_state;
int crtc_disable_count = 0;
bool mode_set_reset_required = false;
+ int r;
trace_amdgpu_dm_atomic_commit_tail_begin(state);
+ r = drm_atomic_helper_wait_for_fences(dev, state, false);
+ if (unlikely(r))
+ DRM_ERROR("Waiting for fences timed out!");
+
drm_atomic_helper_update_legacy_modeset_state(dev, state);
dm_state = dm_atomic_get_new_state(state);
}
/*
- * Returns the current and maximum output bpc for the connector.
- * Example usage: cat /sys/kernel/debug/dri/0/DP-1/output_bpc
+ * Returns the current bpc for the crtc.
+ * Example usage: cat /sys/kernel/debug/dri/0/crtc-0/amdgpu_current_bpc
*/
-static int output_bpc_show(struct seq_file *m, void *data)
+static int amdgpu_current_bpc_show(struct seq_file *m, void *data)
{
- struct drm_connector *connector = m->private;
- struct drm_device *dev = connector->dev;
- struct drm_crtc *crtc = NULL;
+ struct drm_crtc *crtc = m->private;
+ struct drm_device *dev = crtc->dev;
struct dm_crtc_state *dm_crtc_state = NULL;
int res = -ENODEV;
unsigned int bpc;
mutex_lock(&dev->mode_config.mutex);
- drm_modeset_lock(&dev->mode_config.connection_mutex, NULL);
-
- if (connector->state == NULL)
- goto unlock;
-
- crtc = connector->state->crtc;
- if (crtc == NULL)
- goto unlock;
-
drm_modeset_lock(&crtc->mutex, NULL);
if (crtc->state == NULL)
goto unlock;
}
seq_printf(m, "Current: %u\n", bpc);
- seq_printf(m, "Maximum: %u\n", connector->display_info.bpc);
res = 0;
unlock:
- if (crtc)
- drm_modeset_unlock(&crtc->mutex);
-
- drm_modeset_unlock(&dev->mode_config.connection_mutex);
+ drm_modeset_unlock(&crtc->mutex);
mutex_unlock(&dev->mode_config.mutex);
return res;
}
+DEFINE_SHOW_ATTRIBUTE(amdgpu_current_bpc);
/*
* Example usage:
struct drm_connector *connector = &aconnector->base;
struct dc_link *link = NULL;
struct drm_device *dev = connector->dev;
+ struct amdgpu_device *adev = drm_to_adev(dev);
enum dc_connection_type new_connection_type = dc_connection_none;
char *wr_buf = NULL;
uint32_t wr_buf_size = 42;
int max_param_num = 1;
long param[1] = {0};
uint8_t param_nums = 0;
+ bool ret = false;
if (!aconnector || !aconnector->dc_link)
return -EINVAL;
new_connection_type != dc_connection_none)
goto unlock;
- if (!dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD))
+ mutex_lock(&adev->dm.dc_lock);
+ ret = dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD);
+ mutex_unlock(&adev->dm.dc_lock);
+
+ if (!ret)
goto unlock;
amdgpu_dm_update_connector_after_detect(aconnector);
DEFINE_SHOW_ATTRIBUTE(dp_dsc_fec_support);
DEFINE_SHOW_ATTRIBUTE(dmub_fw_state);
DEFINE_SHOW_ATTRIBUTE(dmub_tracebuffer);
-DEFINE_SHOW_ATTRIBUTE(output_bpc);
DEFINE_SHOW_ATTRIBUTE(dp_lttpr_status);
#ifdef CONFIG_DRM_AMD_DC_HDCP
DEFINE_SHOW_ATTRIBUTE(hdcp_sink_capability);
const struct file_operations *fops;
} connector_debugfs_entries[] = {
{"force_yuv420_output", &force_yuv420_output_fops},
- {"output_bpc", &output_bpc_fops},
{"trigger_hotplug", &trigger_hotplug_debugfs_fops},
{"internal_display", &internal_display_fops}
};
DEFINE_DEBUGFS_ATTRIBUTE(crc_win_update_fops, crc_win_update_get,
crc_win_update_set, "%llu\n");
-
+#endif
void crtc_debugfs_init(struct drm_crtc *crtc)
{
+#ifdef CONFIG_DRM_AMD_SECURE_DISPLAY
struct dentry *dir = debugfs_lookup("crc", crtc->debugfs_entry);
if (!dir)
&crc_win_y_end_fops);
debugfs_create_file_unsafe("crc_win_update", 0644, dir, crtc,
&crc_win_update_fops);
-
-}
#endif
+ debugfs_create_file("amdgpu_current_bpc", 0644, crtc->debugfs_entry,
+ crtc, &amdgpu_current_bpc_fops);
+}
+
/*
* Writes DTN log state to the user supplied buffer.
* Example usage: cat /sys/kernel/debug/dri/0/amdgpu_dm_dtn_log
aconnector = to_amdgpu_dm_connector(connector);
if (aconnector->dc_link->type == dc_connection_mst_branch &&
aconnector->mst_mgr.aux) {
+ mutex_lock(&adev->dm.dc_lock);
dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD);
+ mutex_unlock(&adev->dm.dc_lock);
+
drm_dp_mst_topology_mgr_set_mst(&aconnector->mst_mgr, true);
}
}
void dp_hw_to_dpcd_lane_settings(
const struct link_training_settings *lt_settings,
const struct dc_lane_settings hw_lane_settings[LANE_COUNT_DP_MAX],
- union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX])
+ union dpcd_training_lane dpcd_lane_settings[])
{
uint8_t lane = 0;
const struct link_training_settings *lt_settings,
const union lane_adjust ln_adjust[LANE_COUNT_DP_MAX],
struct dc_lane_settings hw_lane_settings[LANE_COUNT_DP_MAX],
- union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX])
+ union dpcd_training_lane dpcd_lane_settings[])
{
uint32_t lane;
return true;
}
- void decide_link_settings(struct dc_stream_state *stream,
+ bool decide_link_settings(struct dc_stream_state *stream,
struct dc_link_settings *link_setting)
{
- struct dc_link *link;
- uint32_t req_bw;
-
- req_bw = dc_bandwidth_in_kbps_from_timing(&stream->timing);
+ struct dc_link *link = stream->link;
+ uint32_t req_bw = dc_bandwidth_in_kbps_from_timing(&stream->timing);
- link = stream->link;
+ memset(link_setting, 0, sizeof(*link_setting));
/* if preferred is specified through AMDDP, use it, if it's enough
* to drive the mode
LANE_COUNT_UNKNOWN &&
link->preferred_link_setting.link_rate !=
LINK_RATE_UNKNOWN) {
- *link_setting = link->preferred_link_setting;
- return;
+ *link_setting = link->preferred_link_setting;
+ return true;
}
/* MST doesn't perform link training for now
* TODO: add MST specific link training routine
*/
if (stream->signal == SIGNAL_TYPE_DISPLAY_PORT_MST) {
- if (decide_mst_link_settings(link, link_setting))
- return;
+ decide_mst_link_settings(link, link_setting);
} else if (link->connector_signal == SIGNAL_TYPE_EDP) {
/* enable edp link optimization for DSC eDP case */
if (stream->timing.flags.DSC) {
decide_edp_link_settings(link, &tmp_link_setting, orig_req_bw);
max_link_rate = tmp_link_setting.link_rate;
}
- if (decide_edp_link_settings_with_dsc(link, link_setting, req_bw, max_link_rate))
- return;
- } else if (decide_edp_link_settings(link, link_setting, req_bw))
- return;
- } else if (decide_dp_link_settings(link, link_setting, req_bw))
- return;
-
- BREAK_TO_DEBUGGER();
- ASSERT(link->verified_link_cap.lane_count != LANE_COUNT_UNKNOWN);
+ decide_edp_link_settings_with_dsc(link, link_setting, req_bw, max_link_rate);
+ } else {
+ decide_edp_link_settings(link, link_setting, req_bw);
+ }
+ } else {
+ decide_dp_link_settings(link, link_setting, req_bw);
+ }
- *link_setting = link->verified_link_cap;
+ return link_setting->lane_count != LANE_COUNT_UNKNOWN &&
+ link_setting->link_rate != LINK_RATE_UNKNOWN;
}
/*************************Short Pulse IRQ***************************/
{
int i;
struct pipe_ctx *pipe_ctx;
- struct dc_link_settings prev_link_settings = link->preferred_link_setting;
for (i = 0; i < MAX_PIPES; i++) {
pipe_ctx = &link->dc->current_state->res_ctx.pipe_ctx[i];
if (pipe_ctx == NULL || pipe_ctx->stream == NULL)
return;
- /* toggle stream state with the preference for current link settings */
- dc_link_set_preferred_training_settings((struct dc *)link->dc,
- &link->cur_link_settings, NULL, link, true);
-
for (i = 0; i < MAX_PIPES; i++) {
pipe_ctx = &link->dc->current_state->res_ctx.pipe_ctx[i];
if (pipe_ctx && pipe_ctx->stream && !pipe_ctx->stream->dpms_off &&
core_link_enable_stream(link->dc->current_state, pipe_ctx);
}
}
-
- /* restore previous link settings preference */
- dc_link_set_preferred_training_settings((struct dc *)link->dc,
- &prev_link_settings, NULL, link, true);
}
bool dc_link_handle_hpd_rx_irq(struct dc_link *link, union hpd_irq_data *out_hpd_irq_dpcd_data, bool *out_link_loss,
hdmi_color_caps.bits.MAX_BITS_PER_COLOR_COMPONENT);
#if defined(CONFIG_DRM_AMD_DC_DCN)
- if (link->dc->caps.hdmi_frl_pcon_support) {
+ if (link->dc->caps.dp_hdmi21_pcon_support) {
union hdmi_encoded_link_bw hdmi_encoded_link_bw;
link->dpcd_caps.dongle_caps.dp_hdmi_frl_max_link_bw_in_kbps =
* only if required.
*/
if (link->ep_type == DISPLAY_ENDPOINT_USB4_DPIA &&
- !link->dc->debug.dpia_debug.bits.disable_force_tbt3_work_around &&
+ link->dc->debug.dpia_debug.bits.enable_force_tbt3_work_around &&
link->dpcd_caps.is_branch_dev &&
link->dpcd_caps.branch_dev_id == DP_BRANCH_DEVICE_ID_90CC24 &&
link->dpcd_caps.branch_hw_revision == DP_BRANCH_HW_REV_10 &&
dc_is_dp_signal(pipe_ctx->stream->signal));
}
- void edp_panel_backlight_power_on(struct dc_link *link)
+ void edp_panel_backlight_power_on(struct dc_link *link, bool wait_for_hpd)
{
if (link->connector_signal != SIGNAL_TYPE_EDP)
return;
link->dc->hwss.edp_power_control(link, true);
- link->dc->hwss.edp_wait_for_hpd_ready(link, true);
+ if (wait_for_hpd)
+ link->dc->hwss.edp_wait_for_hpd_ready(link, true);
if (link->dc->hwss.edp_backlight_control)
link->dc->hwss.edp_backlight_control(link, true);
}
projects / J-linux.git / commitdiff