drm/i915/bxt: BXT clock divider calculation

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Calculate and cache clock parameters. Follow bspec algorithm for HDMI.
Use precalculated values for DisplayPort linkrates.

v2: (imre)
- rebase against upstream crtc_state change
- use the existing CHV based helper instead of handrolling the same

Signed-off-by: Satheeshakrishna M <satheeshakrishna.m@intel.com> (v1)
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

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Satheeshakrishna M 2014-08-22 09:49:08 +05:30 • committed by Daniel Vetter

parent 5ab7b0b71e

commit d683f3bc48

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drivers/gpu/drm/i915/intel_ddi.c

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