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Merge "soc: qcom: hgsl: Fix a potential race condition"

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QCTECMDR Service 2024-09-29 04:49:55 -07:00 • committed by Gerrit - the friendly Code Review server
commit 860ec429a0
3 changed files with 483 additions and 849 deletions
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1310
drivers/soc/qcom/hgsl/hgsl.c
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10
drivers/soc/qcom/hgsl/hgsl.h
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@ -27,6 +27,16 @@
#define HGSL_CONTEXT_NUM 256
#define HGSL_MAX_IOC_SIZE (128)
#define HGSL_IOCTL_FUNC(_cmd, _func) \
[_IOC_NR((_cmd))] = \
{ .cmd = (_cmd), .func = (_func) }
struct hgsl_ioctl {
unsigned int cmd;
int (*func)(struct file *filep, void *data);
};
struct qcom_hgsl;
struct hgsl_hsync_timeline;

12
include/uapi/linux/hgsl.h
View file

@ -135,7 +135,7 @@ struct hgsl_ioctl_ctxt_create_params {
__u32 padding;
};
#define HGSL_IOCTL_CTXT_CREATE HGSL_IOW(0x10, \
#define HGSL_IOCTL_CTXT_CREATE HGSL_IORW(0x10, \
struct hgsl_ioctl_ctxt_create_params)
struct hgsl_ioctl_ctxt_destroy_params {
@ -145,7 +145,7 @@ struct hgsl_ioctl_ctxt_destroy_params {
__u32 padding;
};
#define HGSL_IOCTL_CTXT_DESTROY HGSL_IOW(0x11, \
#define HGSL_IOCTL_CTXT_DESTROY HGSL_IORW(0x11, \
struct hgsl_ioctl_ctxt_destroy_params)
/**
@ -163,7 +163,7 @@ struct hgsl_wait_ts_info {
};
#define HGSL_IOCTL_WAIT_TIMESTAMP \
HGSL_IOW(0x12, struct hgsl_wait_ts_info)
HGSL_IORW(0x12, struct hgsl_wait_ts_info)
/**
* struct hgsl_ioctl_issueib_params - submit cmds to GPU
@ -406,13 +406,13 @@ struct hgsl_hsync_fence_create {
};
#define HGSL_IOCTL_HSYNC_FENCE_CREATE \
HGSL_IOW(0x13, struct hgsl_hsync_fence_create)
HGSL_IORW(0x13, struct hgsl_hsync_fence_create)
/**
* Create an i-fence timeline - param is id of the new timeline
*/
#define HGSL_IOCTL_ISYNC_TIMELINE_CREATE \
HGSL_IOW(0x14, __u32)
HGSL_IORW(0x14, __u32)
/**
* Destroy an i-fence timeline - param is id of timeline to be released
@ -436,7 +436,7 @@ struct hgsl_isync_create_fence {
__u32 padding;
};
#define HGSL_IOCTL_ISYNC_FENCE_CREATE \
HGSL_IOW(0x16, \
HGSL_IORW(0x16, \
struct hgsl_isync_create_fence)
/**