[Intel-gfx] [PATCH 00/15] drm/i915: Cure DDI from multiple personality disorder

[Ville Syrjälä]

On Tue, Dec 08, 2015 at 07:59:35PM +0200, ville.syrjala at linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> While debugging problems on DDI platforms I got tired of the crap
> caused by the the dual personality DDI encoders, so I went ahead
> and split them into separate HDMI and DP encoders.
> 
> As usual, the hole got a bit deeper after I noticed that I had to
> kill intel_prepare_ddi() as well.
> 
> This also needs the check_digital_port_conflicts() patch [1] because
> otherwise kms_setmode results in a dead machine.
> 
> Series avaialbe there (with [1] included):
> git://github.com/vsyrjala/linux.git ddi_encoder_split_3
> 
> [1] http://lists.freedesktop.org/archives/intel-gfx/2015-December/082284.html
> 
> Ville Syrjälä (15):
>   drm/i915: Pass the correct encoder to intel_ddi_clk_select() with MST
>   drm/i915: Check max number of lanes when registering DDI ports
>   drm/i915: Store max lane count in intel_digital_port
>   drm/i915: Remove pointless 'ddi_translations' local variable
>   drm/i915: Eliminate duplicated skl_get_buf_trans_dp()
>   drm/i915: Pass around dev_priv for ddi buffer programming
>   drm/i915: Add BUILD_BUG_ON()s for DDI translation table sizes
>   drm/i915: Reject >9 ddi translation entried if port != A/E on SKL
>   drm/i915: Kill intel_prepare_ddi()

Merged up to here. Skipped the BUILD_BUG_ON patch since it didn't get
any r-b love. Thanks for reviews.

>   drm/i915: Split the problematic dual-role DDI encoder into two
>     encoders
>   drm/i915: Explicitly use ddi bug trans entry 9 for hdmi
>   drm/i915: Split DP/eDP/FDI and HDMI/DVI DDI buffer programming apart
>   drm/i915: Add a sanity check for 'hdmi_default_entry'
>   drm/i915: Get the iboost setting based on the port type
>   drm/i915: Simplify intel_ddi_get_encoder_port()

I'll repost the rest separately once I find a bit of time to address
the review comments.

> 
>  drivers/gpu/drm/i915/i915_drv.c         |   1 -
>  drivers/gpu/drm/i915/intel_ddi.c        | 542 +++++++++++++++++++-------------
>  drivers/gpu/drm/i915/intel_display.c    |  21 --
>  drivers/gpu/drm/i915/intel_dp.c         |  36 +--
>  drivers/gpu/drm/i915/intel_dp_mst.c     |   4 +-
>  drivers/gpu/drm/i915/intel_drv.h        |   6 +-
>  drivers/gpu/drm/i915/intel_hdmi.c       |   9 +
>  drivers/gpu/drm/i915/intel_opregion.c   |   1 -
>  drivers/gpu/drm/i915/intel_runtime_pm.c |  12 -
>  9 files changed, 344 insertions(+), 288 deletions(-)
> 
> -- 
> 2.4.10

-- 
Ville Syrjälä
Intel OTC