intel_dp.c File Reference

#include <linux/i2c.h>
#include <linux/slab.h>
#include <linux/export.h>
#include <drm/drmP.h>
#include <drm/drm_crtc.h>
#include <drm/drm_crtc_helper.h>
#include <drm/drm_edid.h>
#include "intel_drv.h"
#include <drm/i915_drm.h>
#include "i915_drv.h"

Go to the source code of this file.

Data Structures
struct	intel_dp_m_n

Macros
#define	DP_RECEIVER_CAP_SIZE   0xf
#define	DP_LINK_STATUS_SIZE   6
#define	DP_LINK_CHECK_TIMEOUT   (10 * 1000)
#define	IDLE_ON_MASK   (PP_ON | 0 | PP_SEQUENCE_MASK | 0 | PP_SEQUENCE_STATE_MASK)
#define	IDLE_ON_VALUE   (PP_ON | 0 | PP_SEQUENCE_NONE | 0 | PP_SEQUENCE_STATE_ON_IDLE)
#define	IDLE_OFF_MASK   (PP_ON | 0 | PP_SEQUENCE_MASK | 0 | PP_SEQUENCE_STATE_MASK)
#define	IDLE_OFF_VALUE   (0 | 0 | PP_SEQUENCE_NONE | 0 | PP_SEQUENCE_STATE_OFF_IDLE)
#define	IDLE_CYCLE_MASK   (PP_ON | 0 | PP_SEQUENCE_MASK | PP_CYCLE_DELAY_ACTIVE | PP_SEQUENCE_STATE_MASK)
#define	IDLE_CYCLE_VALUE   (0 | 0 | PP_SEQUENCE_NONE | 0 | PP_SEQUENCE_STATE_OFF_IDLE)
#define	CHANNEL_EQ_BITS
#define	get_delay(field)   ((max(cur.field, vbt.field) + 9) / 10)

Functions
bool	intel_encoder_is_pch_edp (struct drm_encoder *encoder)
void	intel_edp_link_config (struct intel_encoder *intel_encoder, int *lane_num, int *link_bw)
int	intel_edp_target_clock (struct intel_encoder *intel_encoder, struct drm_display_mode *mode)
void	intel_dp_set_m_n (struct drm_crtc *crtc, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode)
int	intel_trans_dp_port_sel (struct drm_crtc *crtc)
bool	intel_dpd_is_edp (struct drm_device *dev)
void	intel_dp_init (struct drm_device *dev, int output_reg, enum port port)

Macro Definition Documentation

#define CHANNEL_EQ_BITS

Value:

(DP_LANE_CR_DONE|\
             DP_LANE_CHANNEL_EQ_DONE|\
             DP_LANE_SYMBOL_LOCKED)

Definition at line 1646 of file intel_dp.c.

#define DP_LINK_CHECK_TIMEOUT   (10 * 1000)

Definition at line 41 of file intel_dp.c.

#define DP_LINK_STATUS_SIZE   6

Definition at line 40 of file intel_dp.c.

#define DP_RECEIVER_CAP_SIZE   0xf

Definition at line 39 of file intel_dp.c.

#define get_delay

(

field

)

((max(cur.field, vbt.field) + 9) / 10)

#define IDLE_CYCLE_MASK   (PP_ON | 0 | PP_SEQUENCE_MASK | PP_CYCLE_DELAY_ACTIVE | PP_SEQUENCE_STATE_MASK)

Definition at line 927 of file intel_dp.c.

#define IDLE_CYCLE_VALUE   (0 | 0 | PP_SEQUENCE_NONE | 0 | PP_SEQUENCE_STATE_OFF_IDLE)

Definition at line 928 of file intel_dp.c.

#define IDLE_OFF_MASK   (PP_ON | 0 | PP_SEQUENCE_MASK | 0 | PP_SEQUENCE_STATE_MASK)

Definition at line 924 of file intel_dp.c.

#define IDLE_OFF_VALUE   (0 | 0 | PP_SEQUENCE_NONE | 0 | PP_SEQUENCE_STATE_OFF_IDLE)

Definition at line 925 of file intel_dp.c.

#define IDLE_ON_MASK   (PP_ON | 0 | PP_SEQUENCE_MASK | 0 | PP_SEQUENCE_STATE_MASK)

Definition at line 921 of file intel_dp.c.

#define IDLE_ON_VALUE   (PP_ON | 0 | PP_SEQUENCE_NONE | 0 | PP_SEQUENCE_STATE_ON_IDLE)

Definition at line 922 of file intel_dp.c.

Function Documentation

void intel_dp_init	(	struct drm_device *	dev,
		int	output_reg,
		enum port port
	)

Definition at line 2479 of file intel_dp.c.

void intel_dp_set_m_n	(	struct drm_crtc *	crtc,
		struct drm_display_mode *	mode,
		struct drm_display_mode *	adjusted_mode
	)

Definition at line 761 of file intel_dp.c.

bool intel_dpd_is_edp

(

struct drm_device *

dev

)

Definition at line 2452 of file intel_dp.c.

void intel_edp_link_config	(	struct intel_encoder *	intel_encoder,
		int *	lane_num,
		int *	link_bw
	)

Definition at line 114 of file intel_dp.c.

int intel_edp_target_clock	(	struct intel_encoder *	intel_encoder,
		struct drm_display_mode *	mode
	)

Definition at line 127 of file intel_dp.c.

bool intel_encoder_is_pch_edp

(

struct drm_encoder *

encoder

)

intel_encoder_is_pch_edp - is the given encoder a PCH attached eDP? : DRM encoder

Return true if corresponds to a PCH attached eDP panel. Needed by intel_display.c.

Definition at line 97 of file intel_dp.c.

int intel_trans_dp_port_sel

(

struct drm_crtc *

crtc

)

Definition at line 2435 of file intel_dp.c.