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drm/i915/dg2: add TRANS_DP2_CTL register definition

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This register controls the DP 2.0 datapath.

Bspec: 69967
Reviewed-by: Manasi Navare <manasi.d.navare@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/0d3529df4501c5dd8ad1da0b6dbaabcfa97510b4.1629735412.git.jani.nikula@intel.com
This commit is contained in:
Jani Nikula
2021-08-23 19:18:08 +03:00
parent 9ab29e1501
commit 59821ed9c4
1 changed files with 9 additions and 0 deletions
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9
drivers/gpu/drm/i915/i915_reg.h
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@@ -9097,6 +9097,15 @@ enum {
#define TRANS_DP_HSYNC_ACTIVE_LOW 0
#define TRANS_DP_SYNC_MASK (3 << 3)
#define _TRANS_DP2_CTL_A 0x600a0
#define _TRANS_DP2_CTL_B 0x610a0
#define _TRANS_DP2_CTL_C 0x620a0
#define _TRANS_DP2_CTL_D 0x630a0
#define TRANS_DP2_CTL(trans) _MMIO_TRANS(trans, _TRANS_DP2_CTL_A, _TRANS_DP2_CTL_B)
#define TRANS_DP2_128B132B_CHANNEL_CODING REG_BIT(31)
#define TRANS_DP2_PANEL_REPLAY_ENABLE REG_BIT(30)
#define TRANS_DP2_DEBUG_ENABLE REG_BIT(23)
/* SNB eDP training params */
/* SNB A-stepping */
#define EDP_LINK_TRAIN_400MV_0DB_SNB_A (0x38 << 22)