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Fixes the following W=1 kernel build warning(s):
drivers/gpu/drm/radeon/si_dpm.c:3802:4: warning: no previous prototype for ‘si_get_ddr3_mclk_frequency_ratio’ [-Wmissing-prototypes]
3802 | u8 si_get_ddr3_mclk_frequency_ratio(u32 memory_clock)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/radeon/si_dpm.c:3815:4: warning: no previous prototype for ‘si_get_mclk_frequency_ratio’ [-Wmissing-prototypes]
3815 | u8 si_get_mclk_frequency_ratio(u32 memory_clock, bool strobe_mode)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/radeon/si_dpm.c:3897:6: warning: no previous prototype for ‘si_trim_voltage_table_to_fit_state_table’ [-Wmissing-prototypes]
3897 | void si_trim_voltage_table_to_fit_state_table(struct radeon_device *rdev,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: "Christian König" <christian.koenig@amd.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: amd-gfx@lists.freedesktop.org
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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This adds a possibility to control fan on SI parts
via exported hwmon variables. Note that automatic
ucode fan management pauses if you choose to enable
manual fan control. Use with caution!
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Enable smc fan control for SI boards. Should
reduce the fan noise on systems with a higher
default fan profile.
v2: disable by default, add rpm controls
bug:
https://bugs.freedesktop.org/show_bug.cgi?id=73338
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Some newer boards use SVI2 for voltage control rather
than GPIO.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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This adds dpm support for SI asics. This includes:
- dynamic engine clock scaling
- dynamic memory clock scaling
- dynamic voltage scaling
- dynamic pcie gen1/gen2/gen3 switching
- power containment
- shader power scaling
Set radeon.dpm=1 to enable.
v2: enable hainan support, rebase
v3: guard acpi stuff
v4: fix 64 bit math
v5: fix 64 bit div harder
v6: fix thermal interrupt check noticed by Jerome
v7: attempt fix state enable
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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