From d0a81f75342508449d13fd05305864413470e0c9 Mon Sep 17 00:00:00 2001 From: Furquan Shaikh Date: Tue, 30 Jul 2013 12:41:08 -0700 Subject: Calculate transcoder flags based on pipe config Works fine with all three panels with the change of 6 bits per color. Change-Id: Ia47d152e62d1879150d8cf9a6657b62007ef5c0e Reviewed-on: https://gerrit.chromium.org/gerrit/63762 Reviewed-by: Ronald G. Minnich Commit-Queue: Furquan Shaikh Tested-by: Furquan Shaikh Reviewed-on: http://review.coreboot.org/4402 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi --- src/drivers/intel/gma/i915.h | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'src/drivers/intel/gma/i915.h') diff --git a/src/drivers/intel/gma/i915.h b/src/drivers/intel/gma/i915.h index 62fe0230e6..1aed2bfb09 100644 --- a/src/drivers/intel/gma/i915.h +++ b/src/drivers/intel/gma/i915.h @@ -40,6 +40,22 @@ #define PRB0_START 0x02038 #define PRB0_CTL 0x0203c +enum port { + PORT_A = 0, + PORT_B, + PORT_C, + PORT_D, + PORT_E, + I915_NUM_PORTS +}; + +enum pipe { + PIPE_A = 0, + PIPE_B, + PIPE_C, + I915_NUM_PIPES +}; + /* debug enums. These are for printks that, due to their place in the * middle of graphics device IO, might change timing. Use with care * or not at all. @@ -143,6 +159,7 @@ struct intel_dp { u32 pipesrc; u32 stride; struct intel_dp_m_n m_n; + u32 flags; }; /* we may yet need these. */ @@ -197,3 +214,10 @@ void intel_dp_compute_m_n(unsigned int bits_per_pixel, unsigned int pixel_clock, unsigned int link_clock, struct intel_dp_m_n *m_n); + +u32 intel_ddi_calc_transcoder_flags(u32 pipe_bpp, + enum port port, + enum pipe pipe, + int type, + int lane_count, + int pf_sz); -- cgit v1.2.3