From 1db18260f15315e206469391d5b5e3427be55ad3 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 23 Aug 2021 19:18:10 +0300 Subject: [PATCH] drm/i915/dg2: add TRANS_DP2_VFREQHIGH and TRANS_DP2_VFREQLOW Add the registers for specifying the lower and higher 24 bits of the DP 2.0 pixel clock frequency in Hz. Bspec: 53326 Reviewed-by: Manasi Navare Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/9047f10318a30bc03ce8516ee3f5512437a95663.1629735412.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/i915_reg.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 9498852c14dd..d5177c7655b3 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -9106,6 +9106,20 @@ enum { #define TRANS_DP2_PANEL_REPLAY_ENABLE REG_BIT(30) #define TRANS_DP2_DEBUG_ENABLE REG_BIT(23) +#define _TRANS_DP2_VFREQHIGH_A 0x600a4 +#define _TRANS_DP2_VFREQHIGH_B 0x610a4 +#define _TRANS_DP2_VFREQHIGH_C 0x620a4 +#define _TRANS_DP2_VFREQHIGH_D 0x630a4 +#define TRANS_DP2_VFREQHIGH(trans) _MMIO_TRANS(trans, _TRANS_DP2_VFREQHIGH_A, _TRANS_DP2_VFREQHIGH_B) +#define TRANS_DP2_VFREQ_PIXEL_CLOCK_MASK REG_GENMASK(31, 8) +#define TRANS_DP2_VFREQ_PIXEL_CLOCK(clk_hz) REG_FIELD_PREP(TRANS_DP2_VFREQ_PIXEL_CLOCK_MASK, (clk_hz)) + +#define _TRANS_DP2_VFREQLOW_A 0x600a8 +#define _TRANS_DP2_VFREQLOW_B 0x610a8 +#define _TRANS_DP2_VFREQLOW_C 0x620a8 +#define _TRANS_DP2_VFREQLOW_D 0x630a8 +#define TRANS_DP2_VFREQLOW(trans) _MMIO_TRANS(trans, _TRANS_DP2_VFREQLOW_A, _TRANS_DP2_VFREQLOW_B) + /* SNB eDP training params */ /* SNB A-stepping */ #define EDP_LINK_TRAIN_400MV_0DB_SNB_A (0x38 << 22)