From c559c2a071ff01a3b8b9ce38d3b09d3f403cff10 Mon Sep 17 00:00:00 2001 From: Rodrigo Vivi Date: Tue, 23 Jan 2018 13:52:45 -0800 Subject: [PATCH] drm/i915/cnl: Fix aux selection for WA 1178 Current code always select _CNL_AUX_ANAOVRD1_B register regardless the pw in use. CNL_DISP_PW_AUX_B = 9 CNL_DISP_PW_AUX_C = 10 CNL_DISP_PW_AUX_D = 11 And for pick we want B = 0 C = 1 D = 2 Fixes: ddd39e4b3f8f ("drm/i915/cnl: apply Display WA #1178 to fix type C dongles") Cc: Lucas De Marchi Signed-off-by: Rodrigo Vivi Acked-by: Lucas De Marchi Link: https://patchwork.freedesktop.org/patch/msgid/20180123215245.24026-1-rodrigo.vivi@intel.com --- drivers/gpu/drm/i915/i915_reg.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 3dd72d4bb4e0..9c56e2165b2a 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -8420,7 +8420,7 @@ enum skl_power_gate { #define SKL_PW_TO_PG(pw) ((pw) - SKL_DISP_PW_1 + SKL_PG1) #define SKL_FUSE_PG_DIST_STATUS(pg) (1 << (27 - (pg))) -#define _CNL_AUX_REG_IDX(pw) ((pw - 1) >> 4) +#define _CNL_AUX_REG_IDX(pw) ((pw) - 9) #define _CNL_AUX_ANAOVRD1_B 0x162250 #define _CNL_AUX_ANAOVRD1_C 0x162210 #define _CNL_AUX_ANAOVRD1_D 0x1622D0 -- 2.30.2