diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h new file mode 100644 index 000000000..ffe47e9f5 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h @@ -0,0 +1,86 @@ +/* + * Copyright 2019 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. + * + */ + +#ifndef __AMDGPU_JPEG_H__ +#define __AMDGPU_JPEG_H__ + +#include "amdgpu_ras.h" + +#define AMDGPU_MAX_JPEG_INSTANCES 4 +#define AMDGPU_MAX_JPEG_RINGS 8 + +#define AMDGPU_JPEG_HARVEST_JPEG0 (1 << 0) +#define AMDGPU_JPEG_HARVEST_JPEG1 (1 << 1) + +struct amdgpu_jpeg_reg{ + unsigned jpeg_pitch[AMDGPU_MAX_JPEG_RINGS]; +}; + +struct amdgpu_jpeg_inst { + struct amdgpu_ring ring_dec[AMDGPU_MAX_JPEG_RINGS]; + struct amdgpu_irq_src irq; + struct amdgpu_irq_src ras_poison_irq; + struct amdgpu_jpeg_reg external; + uint8_t aid_id; +}; + +struct amdgpu_jpeg_ras { + struct amdgpu_ras_block_object ras_block; +}; + +struct amdgpu_jpeg { + uint8_t num_jpeg_inst; + struct amdgpu_jpeg_inst inst[AMDGPU_MAX_JPEG_INSTANCES]; + unsigned num_jpeg_rings; + struct amdgpu_jpeg_reg internal; + unsigned harvest_config; + struct delayed_work idle_work; + enum amd_powergating_state cur_state; + struct mutex jpeg_pg_lock; + atomic_t total_submission_cnt; + struct ras_common_if *ras_if; + struct amdgpu_jpeg_ras *ras; + + uint16_t inst_mask; + uint8_t num_inst_per_aid; +}; + +int amdgpu_jpeg_sw_init(struct amdgpu_device *adev); +int amdgpu_jpeg_sw_fini(struct amdgpu_device *adev); +int amdgpu_jpeg_suspend(struct amdgpu_device *adev); +int amdgpu_jpeg_resume(struct amdgpu_device *adev); + +void amdgpu_jpeg_ring_begin_use(struct amdgpu_ring *ring); +void amdgpu_jpeg_ring_end_use(struct amdgpu_ring *ring); + +int amdgpu_jpeg_dec_ring_test_ring(struct amdgpu_ring *ring); +int amdgpu_jpeg_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout); + +int amdgpu_jpeg_process_poison_irq(struct amdgpu_device *adev, + struct amdgpu_irq_src *source, + struct amdgpu_iv_entry *entry); +int amdgpu_jpeg_ras_late_init(struct amdgpu_device *adev, + struct ras_common_if *ras_block); +int amdgpu_jpeg_ras_sw_init(struct amdgpu_device *adev); + +#endif /*__AMDGPU_JPEG_H__*/ |