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path: root/drivers/gpu/drm/amd/amdgpu/iceland_dpm.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/iceland_dpm.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/iceland_dpm.c200
1 files changed, 0 insertions, 200 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/iceland_dpm.c b/drivers/gpu/drm/amd/amdgpu/iceland_dpm.c
deleted file mode 100644
index 2f078ad6095c..000000000000
--- a/drivers/gpu/drm/amd/amdgpu/iceland_dpm.c
+++ /dev/null
@@ -1,200 +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 "iceland_smum.h"
-
-MODULE_FIRMWARE("amdgpu/topaz_smc.bin");
-
-static void iceland_dpm_set_funcs(struct amdgpu_device *adev);
-
-static int iceland_dpm_early_init(void *handle)
-{
- struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-
- iceland_dpm_set_funcs(adev);
-
- return 0;
-}
-
-static int iceland_dpm_init_microcode(struct amdgpu_device *adev)
-{
- char fw_name[30] = "amdgpu/topaz_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 iceland_dpm_sw_init(void *handle)
-{
- int ret;
- struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-
- ret = iceland_dpm_init_microcode(adev);
- if (ret)
- return ret;
-
- return 0;
-}
-
-static int iceland_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 iceland_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 = iceland_smu_init(adev);
- if (ret) {
- DRM_ERROR("SMU initialization failed\n");
- goto fail;
- }
-
- ret = iceland_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 iceland_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.
- */
- iceland_smu_fini(adev);
- mutex_unlock(&adev->pm.mutex);
- return 0;
-}
-
-static int iceland_dpm_suspend(void *handle)
-{
- return 0;
-}
-
-static int iceland_dpm_resume(void *handle)
-{
- int ret;
- struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-
- mutex_lock(&adev->pm.mutex);
-
- ret = iceland_smu_start(adev);
- if (ret) {
- DRM_ERROR("SMU start failed\n");
- goto fail;
- }
-
-fail:
- mutex_unlock(&adev->pm.mutex);
- return ret;
-}
-
-static int iceland_dpm_set_clockgating_state(void *handle,
- enum amd_clockgating_state state)
-{
- return 0;
-}
-
-static int iceland_dpm_set_powergating_state(void *handle,
- enum amd_powergating_state state)
-{
- return 0;
-}
-
-const struct amd_ip_funcs iceland_dpm_ip_funcs = {
- .name = "iceland_dpm",
- .early_init = iceland_dpm_early_init,
- .late_init = NULL,
- .sw_init = iceland_dpm_sw_init,
- .sw_fini = iceland_dpm_sw_fini,
- .hw_init = iceland_dpm_hw_init,
- .hw_fini = iceland_dpm_hw_fini,
- .suspend = iceland_dpm_suspend,
- .resume = iceland_dpm_resume,
- .is_idle = NULL,
- .wait_for_idle = NULL,
- .soft_reset = NULL,
- .set_clockgating_state = iceland_dpm_set_clockgating_state,
- .set_powergating_state = iceland_dpm_set_powergating_state,
-};
-
-static const struct amdgpu_dpm_funcs iceland_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 iceland_dpm_set_funcs(struct amdgpu_device *adev)
-{
- if (NULL == adev->pm.funcs)
- adev->pm.funcs = &iceland_dpm_funcs;
-}