[PATCH v3 0/6] VBT read cleanup

Jani Nikula jani.nikula at linux.intel.com
Thu Feb 29 15:10:48 UTC 2024


On Wed, 28 Feb 2024, Radhakrishna Sripada <radhakrishna.sripada at intel.com> wrote:
> This series is originally based out of [1], and built on top of [2].
>
> The primary departure from [1] was that vbt is no longer cached. During vbt
> show, based on the source of vbt, it would simply be re-read reducing the
> read/cleanup complexity. With this series debugfs dump of vbt should work on
> all the platforms that support display.
>
> v3 of the series extracts opregion firmware check and harmonizes the memory
> handling of different variants viz. opregion/oprom/spi/fimrware

Reviewed-by: Jani Nikula <jani.nikula at intel.com>


>
> 1. https://patchwork.freedesktop.org/series/128341/
> 2. https://patchwork.freedesktop.org/series/128683/
>
>
> Radhakrishna Sripada (6):
>   drm/i915: Pass size to oprom_get_vbt
>   drm/i915: Pass size to spi_oprom_get_vbt
>   drm/i915: Move vbt read from firmware to intel_bios.c
>   drm/i915: Extract opregion vbt presence check
>   drm/i915: Duplicate opregion vbt memory
>   drm/i915: Show bios vbt when read from firmware/spi/oprom
>
>  drivers/gpu/drm/i915/display/intel_bios.c     | 108 +++++++++++++-----
>  drivers/gpu/drm/i915/display/intel_opregion.c |  58 ++--------
>  drivers/gpu/drm/i915/display/intel_opregion.h |   1 +
>  3 files changed, 92 insertions(+), 75 deletions(-)

-- 
Jani Nikula, Intel


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