5e250d20c2
drm/radeon: gcc fixes for trinity dpm
...
Newer versions of gcc seem to wander off into the
weeds when dealing with variable sizes arrays in
structs. Rather than indexing the arrays, use
pointer arithmetic.
See bugs:
https://bugs.freedesktop.org/show_bug.cgi?id=66932
https://bugs.freedesktop.org/show_bug.cgi?id=66972
https://bugs.freedesktop.org/show_bug.cgi?id=66945
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-08-30 16:31:19 -04:00
9b5de59629
drm/radeon/dpm: implement force performance level for TN
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Allows you to force the selected performance level via sysfs.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-07-05 18:10:06 -04:00
62fa44bf7b
drm/radeon/tn: disable PG when changing UVD clocks
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Causes hangs for some people.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-07-03 17:37:30 -04:00
bf0936e196
drm/radeon/dpm: fix compilation with certain versions of gcc
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Add #include <linux/seq_file.h> to *_dpm.c files
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-07-02 18:32:01 -04:00
490ab9314b
drm/radeon/dpm: add debugfs support for TN
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This allows you to look at the current DPM state via
debugfs.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-07-01 16:08:49 -04:00
c3efac0d5b
drm/radeon/dpm/trinity: properly catch errors in dpm setup
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We weren't properly catching errors in dpm_enable()
and dpm_set_power_state().
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-06-27 19:16:49 -04:00
9d45ad5aff
drm/radeon/dpm: remove local sumo_get_xclk()
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Use the new asic callback instead.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-06-27 19:16:22 -04:00
a284c48ae7
drm/radeon/dpm: add pre/post_set_power_state callback (TN)
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This properly implemented dynamic state adjustment by
using a working copy of the requested and current
power states.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-06-27 19:16:18 -04:00
940eea8e4d
drm/radeon/dpm/tn: restructure code
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Needed to properly handle dynamic state adjustment.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-06-27 19:16:16 -04:00
a8dbaeff3d
drm/radeon/dpm: fixup dynamic state adjust for TN
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Use a dedicated copy of the current power state since
we may have to adjust it on the fly.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-06-27 19:15:52 -04:00
0c4aaeae44
drm/radeon: add dpm UVD handling for TN asics (v2)
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v2: fix typo noticed by Dan Carpenter
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-06-27 19:15:48 -04:00
d70229f704
drm/radeon/kms: add dpm support for trinity asics
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This adds dpm support for trinity asics. This includes:
- clockgating
- powergating
- dynamic engine clock scaling
- dynamic voltage scaling
set radeon.dpm=1 to enable it.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-06-27 19:15:45 -04:00
Alex Deucher