Commit Graph

5 Commits

Author SHA1 Message Date
Jean Delvare afe2068dfd drm/radeon: Make radeon_atif_handler static
There are no external users of function radeon_atif_handler so it can
be static.

Signed-off-by: Jean Delvare <jdelvare@suse.de>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: "Christian König" <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2017-08-15 14:46:07 -04:00
Alex Deucher c5e38e1194 drm/radeon: add new ATIF ACPI method
Used for fetching external GPU information.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2017-03-29 23:53:49 -04:00
Alex Deucher 18aee16d7d drm/radeon: update radeon acpi header
Add some new defs for ATPX.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2016-02-26 14:16:58 -05:00
Luca Tettamanti fda4b25c55 drm/radeon: implement handler for ACPI event
Set up an handler for ACPI events and respond to brightness change
requests from the system BIOS.
v2: fix notification when using device-specific command codes
(tested by Pali Rohár <pali.rohar@gmail.com>); cache the encoder
controlling the backlight during the initialization to avoid searching
it every time (suggested by Alex Deucher).
v3: whitespace fixes (Alex Deucher).

Signed-off-by: Luca Tettamanti <kronos.it@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2012-09-20 13:10:36 -04:00
Alex Deucher 9e05b2f49e drm/radeon: add new AMD ACPI header and update relevant code (v2)
Add a new header that defines the AMD ACPI interface used
for laptops, PowerXpress, and chipset specific functionality
and update the current code to use it.

Todo:
- properly verify the ACPI interfaces
- hook up and handle ACPI notifications
- make PX code more robust
- implement PCIe Gen and width switching using ACPI

v2: fix typo in header

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2012-09-20 13:10:34 -04:00