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| author | Alex Deucher <alexander.deucher@amd.com> | 2013-04-12 16:42:42 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-06-27 19:16:10 -0400 |
| commit | 69e0b57a91adca2e3eb56ed4db39ab90f3ae1043 (patch) | |
| tree | aa08ae87050d5e80c883367ce13fabf7bd32a742 /drivers/gpu/drm/radeon/radeon_asic.c | |
| parent | d22b7e406a4032f9208207d80c1d515267b73358 (diff) | |
| download | lwn-69e0b57a91adca2e3eb56ed4db39ab90f3ae1043.tar.gz lwn-69e0b57a91adca2e3eb56ed4db39ab90f3ae1043.zip | |
drm/radeon/kms: add dpm support for cayman (v5)
This adds dpm support for cayman asics. This includes:
- clockgating
- dynamic engine clock scaling
- dynamic memory clock scaling
- dynamic voltage scaling
- dynamic pcie gen1/gen2 switching (requires additional acpi support)
- power containment
- shader power scaling
Set radeon.dpm=1 to enable.
v2: fold in tdp fix
v3: fix indentation
v4: fix 64 bit div
v5: attempt to fix state enable
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_asic.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_asic.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c index ca0ddc8aabe5..a255d0a9fc58 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.c +++ b/drivers/gpu/drm/radeon/radeon_asic.c @@ -1906,6 +1906,18 @@ static struct radeon_asic cayman_asic = { .set_uvd_clocks = &evergreen_set_uvd_clocks, .get_temperature = &evergreen_get_temp, }, + .dpm = { + .init = &ni_dpm_init, + .setup_asic = &ni_dpm_setup_asic, + .enable = &ni_dpm_enable, + .disable = &ni_dpm_disable, + .set_power_state = &ni_dpm_set_power_state, + .display_configuration_changed = &cypress_dpm_display_configuration_changed, + .fini = &ni_dpm_fini, + .get_sclk = &ni_dpm_get_sclk, + .get_mclk = &ni_dpm_get_mclk, + .print_power_state = &ni_dpm_print_power_state, + }, .pflip = { .pre_page_flip = &evergreen_pre_page_flip, .page_flip = &evergreen_page_flip, |