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From: Puthikorn Voravootivat <puthik@chromium.org>
To: intel-gfx@lists.freedesktop.org,
	Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Cc: Puthikorn Voravootivat <puthik@chromium.org>,
	dri-devel@lists.freedesktop.org
Subject: [PATCH v6 0/9] Enhancement to intel_dp_aux_backlight driver
Date: Tue,  9 May 2017 16:40:43 -0700	[thread overview]
Message-ID: <20170509234052.189575-1-puthik@chromium.org> (raw)

This patch set contain 9 patches.
- First five patches fix bug in the driver and allow choosing which
  way to adjust brightness if both PWM pin and AUX are supported
- Next patch adds enable DBC by default
- Next patch makes the driver restore last brightness level after
  turning display off and on.
- Last two patches set the PWM freqency to match data in panel vbt.

Change log:
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 (9):
  drm/i915: Fix cap check for intel_dp_aux_backlight driver
  drm/i915: Correctly enable backlight brightness adjustment via DPCD
  drm/i915: Drop AUX backlight enable check for backlight control
  drm/i915: Allow choosing how to adjust brightness if both supported
  drm/i915: Set backlight mode before enable backlight
  drm/i915: Support dynamic backlight via DPCD register
  drm/i915: Restore brightness level in aux backlight driver
  drm: Add definition for eDP backlight frequency
  drm/i915: Set PWM divider to match desired frequency in vbt

 drivers/gpu/drm/i915/i915_params.c            |   8 +-
 drivers/gpu/drm/i915/i915_params.h            |   2 +-
 drivers/gpu/drm/i915/intel_dp_aux_backlight.c | 171 ++++++++++++++++++++++++--
 include/drm/drm_dp_helper.h                   |   2 +
 4 files changed, 167 insertions(+), 16 deletions(-)

-- 
2.13.0.rc2.291.g57267f2277-goog

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             reply	other threads:[~2017-05-09 23:41 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-05-09 23:40 Puthikorn Voravootivat [this message]
2017-05-09 23:40 ` [PATCH v6 1/9] drm/i915: Fix cap check for intel_dp_aux_backlight driver Puthikorn Voravootivat
2017-05-11  0:14   ` Pandiyan, Dhinakaran
2017-05-09 23:40 ` [PATCH v6 2/9] drm/i915: Correctly enable backlight brightness adjustment via DPCD Puthikorn Voravootivat
2017-05-09 23:40 ` [PATCH v6 3/9] drm/i915: Drop AUX backlight enable check for backlight control Puthikorn Voravootivat
2017-05-11  0:39   ` Pandiyan, Dhinakaran
2017-05-11 21:01     ` Puthikorn Voravootivat
2017-05-09 23:40 ` [PATCH v6 4/9] drm/i915: Allow choosing how to adjust brightness if both supported Puthikorn Voravootivat
2017-05-11  0:50   ` Pandiyan, Dhinakaran
2017-05-09 23:40 ` [PATCH v6 5/9] drm/i915: Set backlight mode before enable backlight Puthikorn Voravootivat
2017-05-09 23:40 ` [PATCH v6 6/9] drm/i915: Support dynamic backlight via DPCD register Puthikorn Voravootivat
2017-05-11  5:45   ` Pandiyan, Dhinakaran
2017-05-09 23:40 ` [PATCH v6 7/9] drm/i915: Restore brightness level in aux backlight driver Puthikorn Voravootivat
2017-05-09 23:40 ` [PATCH v6 8/9] drm: Add definition for eDP backlight frequency Puthikorn Voravootivat
2017-05-11  1:09   ` Pandiyan, Dhinakaran
2017-05-09 23:40 ` [PATCH v6 9/9] drm/i915: Set PWM divider to match desired frequency in vbt Puthikorn Voravootivat
2017-05-10  7:45 ` ✗ Fi.CI.BAT: failure for Enhancement to intel_dp_aux_backlight driver (rev5) Patchwork

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