From: Dave Airlie Date: Fri, 2 May 2014 01:17:41 +0000 (+1000) Subject: drm/i915: add some registers need for displayport MST support. X-Git-Tag: MMI-PSA29.97-13-9~11757^2~42^2~5 X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=01b887c36e12845bb9162e65504de623f1a17f10;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git drm/i915: add some registers need for displayport MST support. These are just from the Haswell spec. Reviewed-by: Todd Previte Signed-off-by: Dave Airlie --- diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 2d2c4deb3e87..b0036cd3fe19 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -5815,6 +5815,7 @@ enum punit_power_well { #define TRANS_DDI_EDP_INPUT_A_ONOFF (4<<12) #define TRANS_DDI_EDP_INPUT_B_ONOFF (5<<12) #define TRANS_DDI_EDP_INPUT_C_ONOFF (6<<12) +#define TRANS_DDI_DP_VC_PAYLOAD_ALLOC (1<<8) #define TRANS_DDI_BFI_ENABLE (1<<4) /* DisplayPort Transport Control */ @@ -5824,6 +5825,7 @@ enum punit_power_well { #define DP_TP_CTL_ENABLE (1<<31) #define DP_TP_CTL_MODE_SST (0<<27) #define DP_TP_CTL_MODE_MST (1<<27) +#define DP_TP_CTL_FORCE_ACT (1<<25) #define DP_TP_CTL_ENHANCED_FRAME_ENABLE (1<<18) #define DP_TP_CTL_FDI_AUTOTRAIN (1<<15) #define DP_TP_CTL_LINK_TRAIN_MASK (7<<8) @@ -5838,8 +5840,13 @@ enum punit_power_well { #define DP_TP_STATUS_A 0x64044 #define DP_TP_STATUS_B 0x64144 #define DP_TP_STATUS(port) _PORT(port, DP_TP_STATUS_A, DP_TP_STATUS_B) -#define DP_TP_STATUS_IDLE_DONE (1<<25) -#define DP_TP_STATUS_AUTOTRAIN_DONE (1<<12) +#define DP_TP_STATUS_IDLE_DONE (1<<25) +#define DP_TP_STATUS_ACT_SENT (1<<24) +#define DP_TP_STATUS_MODE_STATUS_MST (1<<23) +#define DP_TP_STATUS_AUTOTRAIN_DONE (1<<12) +#define DP_TP_STATUS_PAYLOAD_MAPPING_VC2 (3 << 8) +#define DP_TP_STATUS_PAYLOAD_MAPPING_VC1 (3 << 4) +#define DP_TP_STATUS_PAYLOAD_MAPPING_VC0 (3 << 0) /* DDI Buffer Control */ #define DDI_BUF_CTL_A 0x64000