diff options
Diffstat (limited to 'common/recipes-kernel/linux/files/0964-drm-amd-powerplay-add-fan-control-mode-interface-for.patch')
| -rw-r--r-- | common/recipes-kernel/linux/files/0964-drm-amd-powerplay-add-fan-control-mode-interface-for.patch | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/files/0964-drm-amd-powerplay-add-fan-control-mode-interface-for.patch b/common/recipes-kernel/linux/files/0964-drm-amd-powerplay-add-fan-control-mode-interface-for.patch new file mode 100644 index 00000000..86de40f6 --- /dev/null +++ b/common/recipes-kernel/linux/files/0964-drm-amd-powerplay-add-fan-control-mode-interface-for.patch @@ -0,0 +1,62 @@ +From 586629aacef111672337209e76cb12265b21293b Mon Sep 17 00:00:00 2001 +From: Rex Zhu <Rex.Zhu@amd.com> +Date: Wed, 23 Mar 2016 18:47:29 +0800 +Subject: [PATCH 0964/1110] drm/amd/powerplay: add fan control mode interface + for baffin + +Add interface for manual fan control. + +Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + .../gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c | 26 ++++++++++++++++++++++ + 1 file changed, 26 insertions(+) + +diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c +index 85a3341..fd29c56 100644 +--- a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c ++++ b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c +@@ -4871,6 +4871,30 @@ static int polaris10_print_clock_levels(struct pp_hwmgr *hwmgr, + return size; + } + ++static int polaris10_set_fan_control_mode(struct pp_hwmgr *hwmgr, uint32_t mode) ++{ ++ if (mode) { ++ /* stop auto-manage */ ++ if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, ++ PHM_PlatformCaps_MicrocodeFanControl)) ++ polaris10_fan_ctrl_stop_smc_fan_control(hwmgr); ++ polaris10_fan_ctrl_set_static_mode(hwmgr, mode); ++ } else ++ /* restart auto-manage */ ++ polaris10_fan_ctrl_reset_fan_speed_to_default(hwmgr); ++ ++ return 0; ++} ++ ++static int polaris10_get_fan_control_mode(struct pp_hwmgr *hwmgr) ++{ ++ if (hwmgr->fan_ctrl_is_in_default_mode) ++ return hwmgr->fan_ctrl_default_mode; ++ else ++ return PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, ++ CG_FDO_CTRL2, FDO_PWM_MODE); ++} ++ + static const struct pp_hwmgr_func polaris10_hwmgr_funcs = { + .backend_init = &polaris10_hwmgr_backend_init, + .backend_fini = &polaris10_hwmgr_backend_fini, +@@ -4907,6 +4931,8 @@ static const struct pp_hwmgr_func polaris10_hwmgr_funcs = { + .register_internal_thermal_interrupt = polaris10_register_internal_thermal_interrupt, + .check_smc_update_required_for_display_configuration = polaris10_check_smc_update_required_for_display_configuration, + .check_states_equal = polaris10_check_states_equal, ++ .set_fan_control_mode = polaris10_set_fan_control_mode, ++ .get_fan_control_mode = polaris10_get_fan_control_mode, + .get_pp_table = polaris10_get_pp_table, + .set_pp_table = polaris10_set_pp_table, + .force_clock_level = polaris10_force_clock_level, +-- +2.7.4 + |