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path: root/drivers/gpu/drm/radeon/ci_smc.c
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2013-11-08drm/radeon: add hawaii dpm supportAlex Deucher1-0/+4
This updates the CI dpm (dynamic power management) support for hawaii. Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-09-11drm/radeon: protect concurrent smc register access with a spinlockAlex Deucher1-13/+26
smc registers are access indirectly via the main mmio aperture, so there may be problems with concurrent access. This adds a spinlock to protect access to this register space. Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-08-31drm/radeon: add dpm support for CI dGPUs (v2)Alex Deucher1-0/+262
This adds dpm support for btc asics. This includes: - dynamic engine clock scaling - dynamic memory clock scaling - dynamic voltage scaling - dynamic pcie gen switching Set radeon.dpm=1 to enable. v2: remove unused radeon_atombios.c changes, make missing smc ucode non-fatal Signed-off-by: Alex Deucher <alexander.deucher@amd.com>