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authorPatrick Rudolph <siro@das-labor.org>2018-07-29 10:53:01 +0200
committerFelix Held <felix-coreboot@felixheld.de>2018-08-04 00:23:09 +0000
commit6838aaebf9ec836a13d57bd85bc0e7e396834e8b (patch)
tree0e63c0aa820c482ab7a64026b0e10182742cfcfa /.clang-format
parentbce49c2304adba31264c68daecdb5a41a3faf3a0 (diff)
drvs/intel/gma/acpi: Add methods to use MBOX3
* Add Mailbox 3 driver * Request brightness change through Mailbox 3 * Return Ones on error or if unsupported * Mark existing code as legacy (still required if no GMA driver is running) * Call legacy code if Mailbox 3 is unsupported, on error or if gma driver isn't running Tested on Lenovo T430: * Brightness control still works * Brightness is the same on S3 resume Change-Id: I51554c819148336b204d28972cbf775a10c3fb8a Signed-off-by: Patrick Rudolph <siro@das-labor.org> Reviewed-on: https://review.coreboot.org/27711 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Matt DeVillier <matt.devillier@gmail.com> Reviewed-by: Nathaniel Roach <nroach44@gmail.com> Reviewed-by: Nicola Corna <nicola@corna.info> Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
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