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soc: hw_fence: add support for 64-bit client_data

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Modify msm_hw_fence_wait_update_v2 api to include the optional
parameter client_data_list, a list of values that are returned
to the client upon signaling of the corresponding fence through
the RxQ.

Change-Id: I1daeadc7812cf475fba635be2fc446157da9d73b
Signed-off-by: Grace An <quic_gracan@quicinc.com>
This commit is contained in:
Grace An 2022-08-02 14:13:04 -07:00 committed by Gerrit - the friendly Code Review server
parent b1b4265980
commit c2861e2808
1 changed files with 13 additions and 4 deletions
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17
include/linux/soc/qcom/msm_hw_fence.h
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@ -262,8 +262,17 @@ int msm_hw_fence_destroy_with_handle(void *client_handle, u64 handle);
* @handles: Optional pointer to an array of handles of 'fences'.
* If non-null, these handles are filled by the function.
* This list must have the same size as 'fences' if present.
* @num_fences: Number of elements in the 'fences' list (and 'handles',
* if present).
* @client_data_list: Optional pointer to an array of u64 client_data
* values for each fence in 'fences'.
* If non-null, this list must have the same size as
* the 'fences' list. This client registers each fence
* with the client_data value at the same index so that
* this value is returned to the client upon signaling
* of the fence.
* If a null pointer is provided, a default value of
* zero is registered as the client_data of each fence.
* @num_fences: Number of elements in the 'fences' list (and 'handles' and
* 'client_data_list' if either or both are present).
* @reg: Boolean to indicate if register or unregister for waiting on
* the hw-fence.
*
@ -287,7 +296,7 @@ int msm_hw_fence_destroy_with_handle(void *client_handle, u64 handle);
* Return: 0 on success or negative errno (-EINVAL)
*/
int msm_hw_fence_wait_update_v2(void *client_handle,
struct dma_fence **fences, u64 *handles, u32 num_fences, bool reg);
struct dma_fence **fences, u64 *handles, u64 *client_data_list, u32 num_fences, bool reg);
/**
* msm_hw_fence_wait_update() - Register or unregister the Client with the
@ -429,7 +438,7 @@ static inline int msm_hw_fence_destroy_with_handle(void *client_handle, u64 hand
}
static inline int msm_hw_fence_wait_update_v2(void *client_handle,
struct dma_fence **fences, u64 *handles, u32 num_fences, bool reg)
struct dma_fence **fences, u64 *handles, u64 *client_data_list, u32 num_fences, bool reg)
{
return -EINVAL;
}