From ca8fc99f2ac1b6c38e875cb23fd2ffc591240b19 Mon Sep 17 00:00:00 2001 From: Madhav Chauhan Date: Mon, 15 Oct 2018 17:27:56 +0300 Subject: [PATCH] drm/i915/icl: Get DSI transcoder for a given port This patch adds a helper function to retrieve DSI transcoder for a given DSI port using newly defined enum names for DSI transcoders. Signed-off-by: Madhav Chauhan Reviewed-by: Jani Nikula Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/f88ff26fa10c68e37b7838bb7c8573c881474e73.1539613303.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/icl_dsi.c | 8 ++++++++ drivers/gpu/drm/i915/intel_display.h | 6 ++++-- 2 files changed, 12 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/icl_dsi.c b/drivers/gpu/drm/i915/icl_dsi.c index f9df3a7fa66b..407c3065d08d 100644 --- a/drivers/gpu/drm/i915/icl_dsi.c +++ b/drivers/gpu/drm/i915/icl_dsi.c @@ -27,6 +27,14 @@ #include "intel_dsi.h" +static enum transcoder __attribute__((unused)) dsi_port_to_transcoder(enum port port) +{ + if (port == PORT_A) + return TRANSCODER_DSI_0; + else + return TRANSCODER_DSI_1; +} + static void dsi_program_swing_and_deemphasis(struct intel_encoder *encoder) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); diff --git a/drivers/gpu/drm/i915/intel_display.h b/drivers/gpu/drm/i915/intel_display.h index 9fac67e31205..54087130f67e 100644 --- a/drivers/gpu/drm/i915/intel_display.h +++ b/drivers/gpu/drm/i915/intel_display.h @@ -61,8 +61,10 @@ enum transcoder { TRANSCODER_B, TRANSCODER_C, TRANSCODER_EDP, - TRANSCODER_DSI_A, - TRANSCODER_DSI_C, + TRANSCODER_DSI_0, + TRANSCODER_DSI_1, + TRANSCODER_DSI_A = TRANSCODER_DSI_0, /* legacy DSI */ + TRANSCODER_DSI_C = TRANSCODER_DSI_1, /* legacy DSI */ I915_MAX_TRANSCODERS }; -- 2.39.5