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Commit b1489c27 authored by Erik Gilling's avatar Erik Gilling Committed by Greg Kroah-Hartman
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staging: sw_sync: Add fill_driver_data support 



Add fill_driver_data support to export fence data to ioctl

Cc: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Cc: Erik Gilling <konkers@android.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Rob Clark <robclark@gmail.com>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: dri-devel@lists.freedesktop.org
Cc: Android Kernel Team <kernel-team@android.com>
Signed-off-by: default avatarErik Gilling <konkers@android.com>
[jstultz: Add commit message]
Signed-off-by: default avatarJohn Stultz <john.stultz@linaro.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 79ba1525

drivers/staging/android/sw_sync.c

+14 −0
Original line number Diff line number Diff line
@@ -87,6 +87,19 @@ static void sw_sync_print_pt(struct seq_file *s, struct sync_pt *sync_pt) 
	seq_printf(s, "%d / %d", pt->value, obj->value);

}



static int sw_sync_fill_driver_data(struct sync_pt *sync_pt,

				    void *data, int size)

{

	struct sw_sync_pt *pt = (struct sw_sync_pt *)sync_pt;



	if (size < sizeof(pt->value))

		return -ENOMEM;



	memcpy(data, &pt->value, sizeof(pt->value));



	return sizeof(pt->value);

}



struct sync_timeline_ops sw_sync_timeline_ops = {

	.driver_name = "sw_sync",

	.dup = sw_sync_pt_dup,
@@ -94,6 +107,7 @@ struct sync_timeline_ops sw_sync_timeline_ops = { 
	.compare = sw_sync_pt_compare,

	.print_obj = sw_sync_print_obj,

	.print_pt = sw_sync_print_pt,

	.fill_driver_data = sw_sync_fill_driver_data,

};