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| author | Dave Airlie <airlied@redhat.com> | 2023-01-25 12:14:07 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2023-01-25 12:14:08 +1000 |
| commit | 68de345e101ce9a24e5c8849e69dd0dba2e8c9b2 (patch) | |
| tree | 557d8e826470864cc78cd0de4a12e49c82a17997 /drivers/accel/ivpu/ivpu_mmu.h | |
| parent | 7dd1be30f02f7115002fe00f1f6802bbcf79f857 (diff) | |
| parent | 51affef35bb39f186aef7eeeb4a7f9ceccd3e65e (diff) | |
| download | linux-68de345e101ce9a24e5c8849e69dd0dba2e8c9b2.tar.gz | |
Merge tag 'drm-misc-next-2023-01-24' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
drm-misc-next for v6.3:
UAPI Changes:
Cross-subsystem Changes:
Core Changes:
* EDID: Improved mode parsing and refactoring
* fbdev: Cleanups
* format-helper: Add conversion from XRGB8888 to XBGR8888 and ABGR8888
Driver Changes:
* accel/ivpu: Add driver for Intel VPU accelerator
* bridge: Support i.MX93 LDB plus DT bindings
* exynos: Fixes
* panel: vtdr6130: Fixes; Support AUO A030JTN01 plus DT bindings
* simpledrm: Support system-memory framebuffers plus DT bindings
* ssd130x: Fix sparse warning
Signed-off-by: Dave Airlie <airlied@redhat.com>
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# gpg: Signature made Wed 25 Jan 2023 05:56:06 AEST
# gpg: using RSA key 7217FBAC8CE9CF6344A168E5680DC11D530B7A23
# gpg: Can't check signature: No public key
From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/Y9A5ceDknyQixM3R@linux-uq9g
Diffstat (limited to 'drivers/accel/ivpu/ivpu_mmu.h')
| -rw-r--r-- | drivers/accel/ivpu/ivpu_mmu.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/drivers/accel/ivpu/ivpu_mmu.h b/drivers/accel/ivpu/ivpu_mmu.h new file mode 100644 index 000000000000..cb551126806b --- /dev/null +++ b/drivers/accel/ivpu/ivpu_mmu.h @@ -0,0 +1,50 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2020-2023 Intel Corporation + */ + +#ifndef __IVPU_MMU_H__ +#define __IVPU_MMU_H__ + +struct ivpu_device; + +struct ivpu_mmu_cdtab { + void *base; + dma_addr_t dma; +}; + +struct ivpu_mmu_strtab { + void *base; + dma_addr_t dma; + u64 dma_q; + u32 base_cfg; +}; + +struct ivpu_mmu_queue { + void *base; + dma_addr_t dma; + u64 dma_q; + u32 prod; + u32 cons; +}; + +struct ivpu_mmu_info { + struct mutex lock; /* Protects cdtab, strtab, cmdq, on */ + struct ivpu_mmu_cdtab cdtab; + struct ivpu_mmu_strtab strtab; + struct ivpu_mmu_queue cmdq; + struct ivpu_mmu_queue evtq; + bool on; +}; + +int ivpu_mmu_init(struct ivpu_device *vdev); +void ivpu_mmu_disable(struct ivpu_device *vdev); +int ivpu_mmu_enable(struct ivpu_device *vdev); +int ivpu_mmu_set_pgtable(struct ivpu_device *vdev, int ssid, struct ivpu_mmu_pgtable *pgtable); +void ivpu_mmu_clear_pgtable(struct ivpu_device *vdev, int ssid); +int ivpu_mmu_invalidate_tlb(struct ivpu_device *vdev, u16 ssid); + +void ivpu_mmu_irq_evtq_handler(struct ivpu_device *vdev); +void ivpu_mmu_irq_gerr_handler(struct ivpu_device *vdev); + +#endif /* __IVPU_MMU_H__ */ |