[PATCH RESEND v11 0/3] Enhancement to intel_dp_aux_backlight driver

[Puthikorn Voravootivat]

Friendly ping.

Is this patch set good to go now?

On Mon, Jun 5, 2017 at 2:56 PM, Puthikorn Voravootivat <puthik at chromium.org>
wrote:

> This patch set contain 3 patches which are already reviewed by DK.
> Another 6 patches in previous version was already merged in v7 and v9.
> - First patch sets the PWM freqency to match data in panel vbt.
> - Next patch adds heuristic to determine whether we should use AUX
>   or PWM pin to adjust panel backlight brightness.
> - Last patch adds support for dynamic brightness.
>
> Change log:
> v11:
> - Reorder patches in v10 to make the last patch come first
> - Fix nits
>
> v10:
> - Add heuristic in patch #1
> - Add _unsafe mod option in patch #1, #2
> - handle frequency set error in patch #3
>
> v9:
> - Fix nits in v8
>
> v8:
> - Drop 4 patches that was already merged
> - Move DP_EDP_BACKLIGHT_AUX_ENABLE_CAP check to patch #2 to avoid
>   behavior change if only apply patch #1
> - Add TODO to warn about enable backlight twice in patch #2
> - Use DIV_ROUND_CLOSEST instead of just "/" in patch #5
> - Fix bug calculate pn in patch #5
> - Clarify commit  message / code comment in patch #5
>
> v7:
> - Add check in intel_dp_pwm_pin_display_control_capable in patch #4
> - Add option in patch #6 to enable DPCD or not
> - Change definition in patch #8 and implementation in #9 to use Khz
> - Fix compiler warning from build bot in patch #9
>
> v6:
> - Address review from Dhinakaran
> - Make PWM frequency to have highest value of Pn that make the
>   frequency still within 25% of desired frequency.
>
> v5:
> - Split first patch in v4 to 3 patches
> - Bump priority for "Correctly enable backlight brightness adjustment via
> DPCD"
> - Make logic clearer for the case that both PWM pin and AUX are supported
> - Add more log when write to register fail
> - Add log when enable DBC
>
> v4:
> - Rebase / minor typo fix.
>
> v3:
> - Add new implementation of PWM frequency patch
>
> v2:
> - Drop PWM frequency patch
> - Address suggestion from Jani Nikula
>
> Puthikorn Voravootivat (3):
>   drm/i915: Set PWM divider to match desired frequency in vbt
>   drm/i915: Add heuristic to determine better way to adjust brightness
>   drm/i915: Add option to support dynamic backlight via DPCD
>
>  drivers/gpu/drm/i915/i915_params.c            |  12 +-
>  drivers/gpu/drm/i915/i915_params.h            |   5 +-
>  drivers/gpu/drm/i915/intel_dp_aux_backlight.c | 185
> ++++++++++++++++++++++++--
>  3 files changed, 186 insertions(+), 16 deletions(-)
>
> --
> 2.13.0.506.g27d5fe0cd-goog
>
>
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