Skip to content

Commit

Permalink
drm/dp: add DPCD definitions from eDP 1.4
Browse files Browse the repository at this point in the history
Add a number of DPCD definitions from eDP 1.4.

v2: s/DP_ALPM_LOCK_TIMEOUT_ERROR_STATUS/DP_ALPM_LOCK_TIMEOUT_ERROR/
   (Sonika)

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Sonika Jindal <sonika.jindal@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
  • Loading branch information
Jani Nikula authored and Daniel Vetter committed Mar 10, 2015
1 parent 9474675 commit 6b1e3f6
Showing 1 changed file with 37 additions and 0 deletions.
37 changes: 37 additions & 0 deletions include/drm/drm_dp_helper.h
Original file line number Diff line number Diff line change
Expand Up @@ -168,10 +168,18 @@
#define DP_AUD_DEL_INS2 0x02d
/* End of AV_SYNC_DATA_BLOCK */

#define DP_RECEIVER_ALPM_CAP 0x02e /* eDP 1.4 */
# define DP_ALPM_CAP (1 << 0)

#define DP_SINK_DEVICE_AUX_FRAME_SYNC_CAP 0x02f /* eDP 1.4 */
# define DP_AUX_FRAME_SYNC_CAP (1 << 0)

#define DP_GUID 0x030 /* 1.2 */

#define DP_PSR_SUPPORT 0x070 /* XXX 1.2? */
# define DP_PSR_IS_SUPPORTED 1
# define DP_PSR2_IS_SUPPORTED 2 /* eDP 1.4 */

#define DP_PSR_CAPS 0x071 /* XXX 1.2? */
# define DP_PSR_NO_TRAIN_ON_EXIT 1
# define DP_PSR_SETUP_TIME_330 (0 << 1)
Expand Down Expand Up @@ -211,6 +219,7 @@

/* link configuration */
#define DP_LINK_BW_SET 0x100
# define DP_LINK_RATE_TABLE 0x00 /* eDP 1.4 */
# define DP_LINK_BW_1_62 0x06
# define DP_LINK_BW_2_7 0x0a
# define DP_LINK_BW_5_4 0x14 /* 1.2 */
Expand Down Expand Up @@ -307,15 +316,30 @@
#define DP_AUDIO_DELAY2 0x114

#define DP_LINK_RATE_SET 0x115 /* eDP 1.4 */
# define DP_LINK_RATE_SET_SHIFT 0
# define DP_LINK_RATE_SET_MASK (7 << 0)

#define DP_RECEIVER_ALPM_CONFIG 0x116 /* eDP 1.4 */
# define DP_ALPM_ENABLE (1 << 0)
# define DP_ALPM_LOCK_ERROR_IRQ_HPD_ENABLE (1 << 1)

#define DP_SINK_DEVICE_AUX_FRAME_SYNC_CONF 0x117 /* eDP 1.4 */
# define DP_AUX_FRAME_SYNC_ENABLE (1 << 0)
# define DP_IRQ_HPD_ENABLE (1 << 1)

#define DP_UPSTREAM_DEVICE_DP_PWR_NEED 0x118 /* 1.2 */
# define DP_PWR_NOT_NEEDED (1 << 0)

#define DP_AUX_FRAME_SYNC_VALUE 0x15c /* eDP 1.4 */
# define DP_AUX_FRAME_SYNC_VALID (1 << 0)

#define DP_PSR_EN_CFG 0x170 /* XXX 1.2? */
# define DP_PSR_ENABLE (1 << 0)
# define DP_PSR_MAIN_LINK_ACTIVE (1 << 1)
# define DP_PSR_CRC_VERIFICATION (1 << 2)
# define DP_PSR_FRAME_CAPTURE (1 << 3)
# define DP_PSR_SELECTIVE_UPDATE (1 << 4)
# define DP_PSR_IRQ_HPD_WITH_CRC_ERRORS (1 << 5)

#define DP_ADAPTER_CTRL 0x1a0
# define DP_ADAPTER_CTRL_FORCE_LOAD_SENSE (1 << 0)
Expand Down Expand Up @@ -423,13 +447,19 @@
# define DP_SET_POWER_MASK 0x3

#define DP_EDP_DPCD_REV 0x700 /* eDP 1.2 */
# define DP_EDP_11 0x00
# define DP_EDP_12 0x01
# define DP_EDP_13 0x02
# define DP_EDP_14 0x03

#define DP_EDP_GENERAL_CAP_1 0x701

#define DP_EDP_BACKLIGHT_ADJUSTMENT_CAP 0x702

#define DP_EDP_GENERAL_CAP_2 0x703

#define DP_EDP_GENERAL_CAP_3 0x704 /* eDP 1.4 */

#define DP_EDP_DISPLAY_CONTROL_REGISTER 0x720

#define DP_EDP_BACKLIGHT_MODE_SET_REGISTER 0x721
Expand All @@ -456,6 +486,9 @@
#define DP_EDP_DBC_MINIMUM_BRIGHTNESS_SET 0x732
#define DP_EDP_DBC_MAXIMUM_BRIGHTNESS_SET 0x733

#define DP_EDP_REGIONAL_BACKLIGHT_BASE 0x740 /* eDP 1.4 */
#define DP_EDP_REGIONAL_BACKLIGHT_0 0x741 /* eDP 1.4 */

#define DP_SIDEBAND_MSG_DOWN_REQ_BASE 0x1000 /* 1.2 MST */
#define DP_SIDEBAND_MSG_UP_REP_BASE 0x1200 /* 1.2 MST */
#define DP_SIDEBAND_MSG_DOWN_REP_BASE 0x1400 /* 1.2 MST */
Expand All @@ -474,6 +507,7 @@
#define DP_PSR_ERROR_STATUS 0x2006 /* XXX 1.2? */
# define DP_PSR_LINK_CRC_ERROR (1 << 0)
# define DP_PSR_RFB_STORAGE_ERROR (1 << 1)
# define DP_PSR_VSC_SDP_UNCORRECTABLE_ERROR (1 << 2) /* eDP 1.4 */

#define DP_PSR_ESI 0x2007 /* XXX 1.2? */
# define DP_PSR_CAPS_CHANGE (1 << 0)
Expand All @@ -487,6 +521,9 @@
# define DP_PSR_SINK_INTERNAL_ERROR 7
# define DP_PSR_SINK_STATE_MASK 0x07

#define DP_RECEIVER_ALPM_STATUS 0x200b /* eDP 1.4 */
# define DP_ALPM_LOCK_TIMEOUT_ERROR (1 << 0)

/* DP 1.2 Sideband message defines */
/* peer device type - DP 1.2a Table 2-92 */
#define DP_PEER_DEVICE_NONE 0x0
Expand Down

0 comments on commit 6b1e3f6

Please sign in to comment.