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path: root/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
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Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h')
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h116
1 files changed, 100 insertions, 16 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
index c98e402eab0c..b5ce15c43bcc 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
@@ -26,10 +26,10 @@
#ifndef __AMDGPU_DM_H__
#define __AMDGPU_DM_H__
+#include <drm/display/drm_dp_mst_helper.h>
#include <drm/drm_atomic.h>
#include <drm/drm_connector.h>
#include <drm/drm_crtc.h>
-#include <drm/drm_dp_mst_helper.h>
#include <drm/drm_plane.h>
/*
@@ -242,6 +242,13 @@ struct hpd_rx_irq_offload_work {
* @force_timing_sync: set via debugfs. When set, indicates that all connected
* displays will be forced to synchronize.
* @dmcub_trace_event_en: enable dmcub trace events
+ * @dmub_outbox_params: DMUB Outbox parameters
+ * @num_of_edps: number of backlight eDPs
+ * @disable_hpd_irq: disables all HPD and HPD RX interrupt handling in the
+ * driver when true
+ * @dmub_aux_transfer_done: struct completion used to indicate when DMUB
+ * transfers are done
+ * @delayed_hpd_wq: work queue used to delay DMUB HPD work
*/
struct amdgpu_display_manager {
@@ -358,14 +365,12 @@ struct amdgpu_display_manager {
*/
struct mutex audio_lock;
-#if defined(CONFIG_DRM_AMD_DC_DCN)
/**
* @vblank_lock:
*
* Guards access to deferred vblank work state.
*/
spinlock_t vblank_lock;
-#endif
/**
* @audio_component:
@@ -469,14 +474,12 @@ struct amdgpu_display_manager {
struct hdcp_workqueue *hdcp_workqueue;
#endif
-#if defined(CONFIG_DRM_AMD_DC_DCN)
/**
* @vblank_control_workqueue:
*
* Deferred work for vblank control events.
*/
struct workqueue_struct *vblank_control_workqueue;
-#endif
struct drm_atomic_state *cached_state;
struct dc_state *cached_dc_state;
@@ -493,14 +496,12 @@ struct amdgpu_display_manager {
*/
const struct gpu_info_soc_bounding_box_v1_0 *soc_bounding_box;
-#if defined(CONFIG_DRM_AMD_DC_DCN)
/**
* @active_vblank_irq_count:
*
* number of currently active vblank irqs
*/
uint32_t active_vblank_irq_count;
-#endif
#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY)
/**
@@ -540,6 +541,20 @@ struct amdgpu_display_manager {
* cached backlight values.
*/
u32 brightness[AMDGPU_DM_MAX_NUM_EDP];
+ /**
+ * @actual_brightness:
+ *
+ * last successfully applied backlight values.
+ */
+ u32 actual_brightness[AMDGPU_DM_MAX_NUM_EDP];
+
+ /**
+ * @aux_hpd_discon_quirk:
+ *
+ * quirk for hpd discon while aux is on-going.
+ * occurred on certain intel platform
+ */
+ bool aux_hpd_discon_quirk;
};
enum dsc_clock_force_state {
@@ -556,6 +571,14 @@ struct dsc_preferred_settings {
bool dsc_force_disable_passthrough;
};
+enum mst_progress_status {
+ MST_STATUS_DEFAULT = 0,
+ MST_PROBE = BIT(0),
+ MST_REMOTE_EDID = BIT(1),
+ MST_ALLOCATE_NEW_PAYLOAD = BIT(2),
+ MST_CLEAR_ALLOCATED_PAYLOAD = BIT(3),
+};
+
struct amdgpu_dm_connector {
struct drm_connector base;
@@ -575,6 +598,10 @@ struct amdgpu_dm_connector {
* The 'current' sink is in dc_link->sink. */
struct dc_sink *dc_sink;
struct dc_link *dc_link;
+
+ /**
+ * @dc_em_sink: Reference to the emulated (virtual) sink.
+ */
struct dc_sink *dc_em_sink;
/* DM only */
@@ -583,12 +610,20 @@ struct amdgpu_dm_connector {
struct drm_dp_mst_port *port;
struct amdgpu_dm_connector *mst_port;
struct drm_dp_aux *dsc_aux;
-
/* TODO see if we can merge with ddc_bus or make a dm_connector */
struct amdgpu_i2c_adapter *i2c;
/* Monitor range limits */
- int min_vfreq ;
+ /**
+ * @min_vfreq: Minimal frequency supported by the display in Hz. This
+ * value is set to zero when there is no FreeSync support.
+ */
+ int min_vfreq;
+
+ /**
+ * @max_vfreq: Maximum frequency supported by the display in Hz. This
+ * value is set to zero when there is no FreeSync support.
+ */
int max_vfreq ;
int pixel_clock_mhz;
@@ -604,12 +639,25 @@ struct amdgpu_dm_connector {
#endif
bool force_yuv420_output;
struct dsc_preferred_settings dsc_settings;
+ union dp_downstream_port_present mst_downstream_port_present;
/* Cached display modes */
struct drm_display_mode freesync_vid_base;
int psr_skip_count;
+
+ /* Record progress status of mst*/
+ uint8_t mst_status;
};
+static inline void amdgpu_dm_set_mst_status(uint8_t *status,
+ uint8_t flags, bool set)
+{
+ if (set)
+ *status |= flags;
+ else
+ *status &= ~flags;
+}
+
#define to_amdgpu_dm_connector(x) container_of(x, struct amdgpu_dm_connector, base)
extern const struct amdgpu_ip_block_version dm_ip_block;
@@ -626,18 +674,17 @@ struct dm_crtc_state {
bool cm_has_degamma;
bool cm_is_degamma_srgb;
+ bool mpo_requested;
+
int update_type;
int active_planes;
int crc_skip_count;
- bool freesync_timing_changed;
bool freesync_vrr_info_changed;
bool dsc_force_changed;
bool vrr_supported;
-
- bool force_dpms_off;
struct mod_freesync_config freesync_config;
struct dc_info_packet vrr_infopacket;
@@ -670,11 +717,34 @@ struct dm_connector_state {
uint64_t pbn;
};
+/**
+ * struct amdgpu_hdmi_vsdb_info - Keep track of the VSDB info
+ *
+ * AMDGPU supports FreeSync over HDMI by using the VSDB section, and this
+ * struct is useful to keep track of the display-specific information about
+ * FreeSync.
+ */
struct amdgpu_hdmi_vsdb_info {
- unsigned int amd_vsdb_version; /* VSDB version, should be used to determine which VSIF to send */
- bool freesync_supported; /* FreeSync Supported */
- unsigned int min_refresh_rate_hz; /* FreeSync Minimum Refresh Rate in Hz */
- unsigned int max_refresh_rate_hz; /* FreeSync Maximum Refresh Rate in Hz */
+ /**
+ * @amd_vsdb_version: Vendor Specific Data Block Version, should be
+ * used to determine which Vendor Specific InfoFrame (VSIF) to send.
+ */
+ unsigned int amd_vsdb_version;
+
+ /**
+ * @freesync_supported: FreeSync Supported.
+ */
+ bool freesync_supported;
+
+ /**
+ * @min_refresh_rate_hz: FreeSync Minimum Refresh Rate in Hz.
+ */
+ unsigned int min_refresh_rate_hz;
+
+ /**
+ * @max_refresh_rate_hz: FreeSync Maximum Refresh Rate in Hz
+ */
+ unsigned int max_refresh_rate_hz;
};
@@ -734,4 +804,18 @@ int amdgpu_dm_process_dmub_aux_transfer_sync(bool is_cmd_aux,
bool check_seamless_boot_capability(struct amdgpu_device *adev);
+struct dc_stream_state *
+ create_validate_stream_for_sink(struct amdgpu_dm_connector *aconnector,
+ const struct drm_display_mode *drm_mode,
+ const struct dm_connector_state *dm_state,
+ const struct dc_stream_state *old_stream);
+
+int dm_atomic_get_state(struct drm_atomic_state *state,
+ struct dm_atomic_state **dm_state);
+
+struct amdgpu_dm_connector *
+amdgpu_dm_find_first_crtc_matching_connector(struct drm_atomic_state *state,
+ struct drm_crtc *crtc);
+
+int convert_dc_color_depth_into_bpc(enum dc_color_depth display_color_depth);
#endif /* __AMDGPU_DM_H__ */