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u32 syncpt_id;+ u32 syncpt_value;+
struct {
struct {
__in u32 fence_id;
__in u32 fence_id;
− __in u32 fence_value;
+ __in u32 fence_thresh;
__in u32 swap_interval;
__in u32 swap_interval;
};
};
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! Value || Size || Description
! Value || Size || Description
|-
|-
−| 0xC0??0001 || Variable || NVHOST_IOCTL_CHANNEL_SUBMIT
+| 0xC0??0001 || Variable || [[#NVHOST_IOCTL_CHANNEL_SUBMIT]]
|-
|-
| 0xC0080002 || 8 || [[#NVHOST_IOCTL_CHANNEL_GET_SYNCPOINT]]
| 0xC0080002 || 8 || [[#NVHOST_IOCTL_CHANNEL_GET_SYNCPOINT]]
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| 0xC0080023</br>([1.0.0-7.0.1] 0xC0080014) || 8 || [[#NVHOST_IOCTL_CHANNEL_GET_CLK_RATE]]
| 0xC0080023</br>([1.0.0-7.0.1] 0xC0080014) || 8 || [[#NVHOST_IOCTL_CHANNEL_GET_CLK_RATE]]
|-
|-
−| 0xC0??0024 || Variable || NVHOST_IOCTL_CHANNEL_SUBMIT_EX
+| 0xC0??0024 || Variable || [[#NVHOST_IOCTL_CHANNEL_SUBMIT_EX]]
|-
|-
| 0xC0??0025 || Variable || [[#NVHOST_IOCTL_CHANNEL_MAP_CMD_BUFFER_EX]]
| 0xC0??0025 || Variable || [[#NVHOST_IOCTL_CHANNEL_MAP_CMD_BUFFER_EX]]
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| 0x80084715 || 8 || [[#NVGPU_IOCTL_CHANNEL_GET_USER_DATA]]
| 0x80084715 || 8 || [[#NVGPU_IOCTL_CHANNEL_GET_USER_DATA]]
|}
|}
+
+== NVHOST_IOCTL_CHANNEL_SUBMIT ===
+Submits data to the channel.
+
+ struct cmdbuf {
+ u32 mem;
+ u32 offset;
+ u32 words;
+ };
+ struct reloc {
+ u32 cmdbuf_mem;
+ u32 cmdbuf_offset;
+ u32 target;
+ u32 target_offset;
+ };
+ struct reloc_shift {
+ u32 shift;
+ };
+ struct syncpt_incr {
+ u32 syncpt_id;
+ u32 syncpt_incrs;
+ };
+ struct fence {
+ u32 id;
+ u32 thresh;
+ };
+ struct {
+ __in u32 num_cmdbufs;
+ __in u32 num_relocs;
+ __in u32 num_syncpt_incrs;
+ __in u32 num_fences;
+ __in struct cmdbuf cmdbufs[]; // depends on num_cmdbufs
+ __in struct reloc relocs[]; // depends on num_relocs
+ __in struct reloc_shift reloc_shifts[]; // depends on num_relocs
+ __in struct syncpt_incr syncpt_incrs[]; // depends on num_syncpt_incrs
+ __out struct fence fences[]; // depends on num_fences
+ };
=== NVHOST_IOCTL_CHANNEL_GET_SYNCPOINT ===
=== NVHOST_IOCTL_CHANNEL_GET_SYNCPOINT ===
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__in u32 module_id;
__in u32 module_id;
};
};
+
+== NVHOST_IOCTL_CHANNEL_SUBMIT_EX ==
+Same as [[#NVHOST_IOCTL_CHANNEL_SUBMIT|NVHOST_IOCTL_CHANNEL_SUBMIT]].
=== NVHOST_IOCTL_CHANNEL_MAP_CMD_BUFFER_EX ===
=== NVHOST_IOCTL_CHANNEL_MAP_CMD_BUFFER_EX ===
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struct fence {
struct fence {
− u32 syncpt_id;
+ u32 id;
− u32 syncpt_value;
+ u32 thresh;
};
};
struct fence {
struct fence {
− u32 id;
− u32 thresh;
};
};