From: José Roberto de Souza Date: Thu, 7 Nov 2019 21:45:58 +0000 (-0800) Subject: drm/i915/display/dsi: Add support to pipe D X-Git-Tag: v5.15~3115^2~24^2~1756 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4d89adc7b56faf56df032912f838c3cf8084492b;p=platform%2Fkernel%2Flinux-starfive.git drm/i915/display/dsi: Add support to pipe D Adding pipe D support to DSI transcoder. Not adding it for EDP transcoder code paths as only TGL has 4 pipes and it do not have a EDP transcoder. Reviewed-by: Lucas De Marchi Cc: Lucas De Marchi Signed-off-by: José Roberto de Souza Link: https://patchwork.freedesktop.org/patch/msgid/20191107214559.77087-2-jose.souza@intel.com --- diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c b/drivers/gpu/drm/i915/display/icl_dsi.c index 8eb2d7f..f6882079 100644 --- a/drivers/gpu/drm/i915/display/icl_dsi.c +++ b/drivers/gpu/drm/i915/display/icl_dsi.c @@ -745,6 +745,9 @@ gen11_dsi_configure_transcoder(struct intel_encoder *encoder, case PIPE_C: tmp |= TRANS_DDI_EDP_INPUT_C_ONOFF; break; + case PIPE_D: + tmp |= TRANS_DDI_EDP_INPUT_D_ONOFF; + break; } /* enable DDI buffer */ @@ -1325,6 +1328,9 @@ static bool gen11_dsi_get_hw_state(struct intel_encoder *encoder, case TRANS_DDI_EDP_INPUT_C_ONOFF: *pipe = PIPE_C; break; + case TRANS_DDI_EDP_INPUT_D_ONOFF: + *pipe = PIPE_D; + break; default: DRM_ERROR("Invalid PIPE input\n"); goto out; diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 5857506..526fb0b 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -9675,6 +9675,7 @@ enum skl_power_gate { #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_EDP_INPUT_D_ONOFF (7 << 12) #define TRANS_DDI_MST_TRANSPORT_SELECT_MASK REG_GENMASK(11, 10) #define TRANS_DDI_MST_TRANSPORT_SELECT(trans) \ REG_FIELD_PREP(TRANS_DDI_MST_TRANSPORT_SELECT_MASK, trans)