From: Jani Nikula Date: Thu, 11 Feb 2021 14:52:15 +0000 (+0200) Subject: drm/i915/reg: add stream splitter configuration definitions X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=63e654f65d7cf588813c5b75beafe2d3114719b0;p=linux.git drm/i915/reg: add stream splitter configuration definitions The splitter configuration is required for eDP MSO. Bspec: 50174 Cc: Nischal Varide Reviewed-by: Uma Shankar Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/443ad1fbf908800ee4e09315cb6a7ba26c64d136.1613054234.git.jani.nikula@intel.com --- diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 4977bede07114..ca549d77657bb 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -11447,6 +11447,9 @@ enum skl_power_gate { #define BIG_JOINER_ENABLE (1 << 29) #define MASTER_BIG_JOINER_ENABLE (1 << 28) #define VGA_CENTERING_ENABLE (1 << 27) +#define SPLITTER_CONFIGURATION_MASK REG_GENMASK(26, 25) +#define SPLITTER_CONFIGURATION_2_SEGMENT REG_FIELD_PREP(SPLITTER_CONFIGURATION_MASK, 0) +#define SPLITTER_CONFIGURATION_4_SEGMENT REG_FIELD_PREP(SPLITTER_CONFIGURATION_MASK, 1) #define _ICL_PIPE_DSS_CTL2_PB 0x78204 #define _ICL_PIPE_DSS_CTL2_PC 0x78404