diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/tonga_dpm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/tonga_dpm.c | 186 |
1 files changed, 0 insertions, 186 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/tonga_dpm.c b/drivers/gpu/drm/amd/amdgpu/tonga_dpm.c deleted file mode 100644 index f06f6f4dc3a8..000000000000 --- a/drivers/gpu/drm/amd/amdgpu/tonga_dpm.c +++ /dev/null @@ -1,186 +0,0 @@ -/* - * Copyright 2014 Advanced Micro Devices, Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - * - */ - -#include <linux/firmware.h> -#include "drmP.h" -#include "amdgpu.h" -#include "tonga_smum.h" - -MODULE_FIRMWARE("amdgpu/tonga_smc.bin"); - -static void tonga_dpm_set_funcs(struct amdgpu_device *adev); - -static int tonga_dpm_early_init(void *handle) -{ - struct amdgpu_device *adev = (struct amdgpu_device *)handle; - - tonga_dpm_set_funcs(adev); - - return 0; -} - -static int tonga_dpm_init_microcode(struct amdgpu_device *adev) -{ - char fw_name[30] = "amdgpu/tonga_smc.bin"; - int err; - err = request_firmware(&adev->pm.fw, fw_name, adev->dev); - if (err) - goto out; - err = amdgpu_ucode_validate(adev->pm.fw); - -out: - if (err) { - DRM_ERROR("Failed to load firmware \"%s\"", fw_name); - release_firmware(adev->pm.fw); - adev->pm.fw = NULL; - } - return err; -} - -static int tonga_dpm_sw_init(void *handle) -{ - int ret; - struct amdgpu_device *adev = (struct amdgpu_device *)handle; - - ret = tonga_dpm_init_microcode(adev); - if (ret) - return ret; - - return 0; -} - -static int tonga_dpm_sw_fini(void *handle) -{ - struct amdgpu_device *adev = (struct amdgpu_device *)handle; - - release_firmware(adev->pm.fw); - adev->pm.fw = NULL; - - return 0; -} - -static int tonga_dpm_hw_init(void *handle) -{ - int ret; - struct amdgpu_device *adev = (struct amdgpu_device *)handle; - - mutex_lock(&adev->pm.mutex); - - /* smu init only needs to be called at startup, not resume. - * It should be in sw_init, but requires the fw info gathered - * in sw_init from other IP modules. - */ - ret = tonga_smu_init(adev); - if (ret) { - DRM_ERROR("SMU initialization failed\n"); - goto fail; - } - - ret = tonga_smu_start(adev); - if (ret) { - DRM_ERROR("SMU start failed\n"); - goto fail; - } - - mutex_unlock(&adev->pm.mutex); - return 0; - -fail: - adev->firmware.smu_load = false; - mutex_unlock(&adev->pm.mutex); - return -EINVAL; -} - -static int tonga_dpm_hw_fini(void *handle) -{ - struct amdgpu_device *adev = (struct amdgpu_device *)handle; - - mutex_lock(&adev->pm.mutex); - /* smu fini only needs to be called at teardown, not suspend. - * It should be in sw_fini, but we put it here for symmetry - * with smu init. - */ - tonga_smu_fini(adev); - mutex_unlock(&adev->pm.mutex); - return 0; -} - -static int tonga_dpm_suspend(void *handle) -{ - return tonga_dpm_hw_fini(handle); -} - -static int tonga_dpm_resume(void *handle) -{ - return tonga_dpm_hw_init(handle); -} - -static int tonga_dpm_set_clockgating_state(void *handle, - enum amd_clockgating_state state) -{ - return 0; -} - -static int tonga_dpm_set_powergating_state(void *handle, - enum amd_powergating_state state) -{ - return 0; -} - -const struct amd_ip_funcs tonga_dpm_ip_funcs = { - .name = "tonga_dpm", - .early_init = tonga_dpm_early_init, - .late_init = NULL, - .sw_init = tonga_dpm_sw_init, - .sw_fini = tonga_dpm_sw_fini, - .hw_init = tonga_dpm_hw_init, - .hw_fini = tonga_dpm_hw_fini, - .suspend = tonga_dpm_suspend, - .resume = tonga_dpm_resume, - .is_idle = NULL, - .wait_for_idle = NULL, - .soft_reset = NULL, - .set_clockgating_state = tonga_dpm_set_clockgating_state, - .set_powergating_state = tonga_dpm_set_powergating_state, -}; - -static const struct amdgpu_dpm_funcs tonga_dpm_funcs = { - .get_temperature = NULL, - .pre_set_power_state = NULL, - .set_power_state = NULL, - .post_set_power_state = NULL, - .display_configuration_changed = NULL, - .get_sclk = NULL, - .get_mclk = NULL, - .print_power_state = NULL, - .debugfs_print_current_performance_level = NULL, - .force_performance_level = NULL, - .vblank_too_short = NULL, - .powergate_uvd = NULL, -}; - -static void tonga_dpm_set_funcs(struct amdgpu_device *adev) -{ - if (NULL == adev->pm.funcs) - adev->pm.funcs = &tonga_dpm_funcs; -} |