Add registers for HDMI FRL configuration and link training. Signed-off-by: Ankit Nautiyal <[email protected]> --- .../gpu/drm/i915/display/intel_display_regs.h | 26 +++++++++++++++++++ 1 file changed, 26 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/intel_display_regs.h b/drivers/gpu/drm/i915/display/intel_display_regs.h index 0f5018482497..d05827dd1236 100644 --- a/drivers/gpu/drm/i915/display/intel_display_regs.h +++ b/drivers/gpu/drm/i915/display/intel_display_regs.h @@ -550,6 +550,32 @@ #define _TRANS_MULT_B 0x6102c #define TRANS_MULT(dev_priv, trans) _MMIO_TRANS2(dev_priv, (trans), _TRANS_MULT_A) +/* HDMI FRL Configuration */ +#define _TRANS_HDMI_FRL_CFG_A 0x600b0 +#define TRANS_HDMI_FRL_CFG(dev_priv, trans) _MMIO_TRANS2(dev_priv, \ + (trans), \ + _TRANS_HDMI_FRL_CFG_A) +#define TRANS_HDMI_FRL_ENABLE REG_BIT(31) +#define TRANS_HDMI_TMDS_ENABLE 0 +#define TRANS_HDMI_FRL_TRAINING_COMPLETE REG_BIT(28) +#define TRANS_HDMI_DISABLE_DFM_MASKING REG_BIT(20) +#define TRANS_HDMI_R_B_SCHED_ENABLE_MASK REG_BIT(19) +#define TRANS_HDMI_R_B_SCHED_ENABLE(val) REG_FIELD_PREP(TRANS_HDMI_R_B_SCHED_ENABLE_MASK, val) +#define TRANS_HDMI_ACTIVE_CHAR_BUF_THRESH_MASK REG_GENMASK(18, 16) +#define TRANS_HDMI_ACTIVE_CHAR_BUF_THRESH(val) REG_FIELD_PREP(TRANS_HDMI_ACTIVE_CHAR_BUF_THRESH_MASK, val) +#define TRANS_HDMI_MIN_BLANK_CHAR_MASK REG_GENMASK(15, 12) +#define TRANS_HDMI_MIN_BLANK_CHAR(val) REG_FIELD_PREP(TRANS_HDMI_MIN_BLANK_CHAR_MASK, val) +#define TRANS_HDMI_MIN_BLANK_CHAR_VAL 0xa +#define TRANS_HDMI_FRL_PKT_PAYLOAD_MAX_MASK REG_GENMASK(9, 0) +#define TRANS_HDMI_FRL_PKT_PAYLOAD_MAX(val) REG_FIELD_PREP(TRANS_HDMI_FRL_PKT_PAYLOAD_MAX_MASK, val) +#define TRANS_HDMI_PAYLOAD_UPPER_BOUND 0x3fe + +#define _TRANS_HDMI_FRL_TRAIN_A 0x600b4 +#define TRANS_HDMI_FRL_TRAIN(dev_priv, trans) _MMIO_TRANS2(dev_priv, \ + (trans), \ + _TRANS_HDMI_FRL_TRAIN_A) +#define TRANS_HDMI_FRL_LTP(pattern, lane) ((pattern) << (lane) * 8) + /* Hotplug control (945+ only) */ #define PORT_HOTPLUG_EN(dev_priv) _MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x61110) #define PORTB_HOTPLUG_INT_EN (1 << 29) -- 2.50.1
