b06195d994
drm/radeon/dpm: implement vblank_too_short callback for 7xx
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Check if we can switch the mclk during the vblank time otherwise
we may get artifacts on the screen when the mclk changes.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-07-08 17:40:31 -04:00
222dc9a072
drm/radeon/dpm: fix display_gap programming on rv7xx
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Check the driver state rather than the register as the
crtc registers may not be enabled yet.
Should fix:
https://bugzilla.kernel.org/show_bug.cgi?id=60510
https://bugs.freedesktop.org/show_bug.cgi?id=66651
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-07-08 17:39:51 -04:00
8b5e6b7f0e
drm/radeon/dpm: implement force performance levels for 7xx/eg/btc
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Allows you to limit the selected power levels via sysfs.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-07-05 18:09:30 -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
bd210d11cd
drm/radeon/dpm: add debugfs support for 7xx/evergreen/btc
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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 16:08:32 -04:00
e38bb5aeef
drm/radeon/dpm: fix typo in setting uvd clock
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Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-06-27 19:40:09 -04:00
173dbb0ef6
add dpm_set_power_state failure output (7xx-ni)
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Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-06-27 19:40:08 -04:00
72dd2c54ee
drm/radeon/dpm: add dpm_set_power_state failure output (7xx-ni)
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Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-06-27 19:40:07 -04:00
fa4b5471bd
drm/radeon/dpm: add dpm_enable failure output (7xx-ni)
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Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-06-27 19:40:05 -04:00
b97721f311
drm/radeon/dpm/r7xx: 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 19:16:50 -04:00
2abba66e7a
drm/radeon: update radeon_atombios_get_default_voltages for mvdd
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Add a way to look up the bootup mvdd. Required for DPM on SI.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-06-27 19:16:40 -04:00
58653abdd2
drm/radeon: update radeon_atom_is_voltage_gpio() for SI
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SI uses a new atom table. Required for DPM on SI.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-06-27 19:16:24 -04:00
5d77d77641
drm/radeon/dpm/rv7xx: 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 19:16:12 -04:00
d22b7e406a
drm/radeon/dpm: fixup dynamic state adjust for btc (v2)
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Use a dedicated copy of the current power state since
we may have to adjust it on the fly.
v2: fix up redundant state sets
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-06-27 19:15:53 -04:00
f85392bcf9
drm/radeon: add dpm UVD handling for evergreen/btc asics
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Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-06-27 19:15:47 -04:00
7c464f68b3
drm/radeon: add dpm UVD handling for r7xx asics
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Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-06-27 19:15:46 -04:00
dc50ba7f9a
drm/radeon/kms: add dpm support for evergreen (v4)
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This adds dpm support for evergreen asics. This includes:
- clockgating
- dynamic engine clock scaling
- dynamic memory clock scaling
- dynamic voltage scaling
- dynamic pcie gen1/gen2 switching (requires additional acpi support)
Set radeon.dpm=1 to enable.
v2: reduce stack usage, rename ulv struct
v3: fix thermal interrupt check notices by Jerome
v4: fix state enable
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-06-27 19:15:22 -04:00
66229b2005
drm/radeon/kms: add dpm support for rv7xx (v4)
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This adds dpm support for rv7xx asics. This includes:
- clockgating
- dynamic engine clock scaling
- dynamic memory clock scaling
- dynamic voltage scaling
- dynamic pcie gen1/gen2 switching
Set radeon.dpm=1 to enable.
v2: reduce stack usage
v3: fix 64 bit div
v4: fix state enable
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-06-27 19:14:59 -04:00
Alex Deucher