From: Erik Gilling konkers@android.com
Move driver callbacks to fill strings instead of using seq_files. This will allow those values to be used in a future tracepoint patch.
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: Greg KH gregkh@linuxfoundation.org Cc: dri-devel@lists.freedesktop.org Cc: Android Kernel Team kernel-team@android.com Signed-off-by: Erik Gilling konkers@android.com Signed-off-by: John Stultz john.stultz@linaro.org --- drivers/staging/android/sync.c | 18 ++++++++++++++++-- drivers/staging/android/sync.h | 19 +++++++++++++------ 2 files changed, 29 insertions(+), 8 deletions(-)
diff --git a/drivers/staging/android/sync.c b/drivers/staging/android/sync.c index 811cf65..988f233 100644 --- a/drivers/staging/android/sync.c +++ b/drivers/staging/android/sync.c @@ -847,7 +847,17 @@ static void sync_print_pt(struct seq_file *s, struct sync_pt *pt, bool fence) seq_printf(s, "@%ld.%06ld", tv.tv_sec, tv.tv_usec); }
- if (pt->parent->ops->print_pt) { + if (pt->parent->ops->timeline_value_str && + pt->parent->ops->pt_value_str) { + char value[64]; + pt->parent->ops->pt_value_str(pt, value, sizeof(value)); + seq_printf(s, ": %s", value); + if (fence) { + pt->parent->ops->timeline_value_str(pt->parent, value, + sizeof(value)); + seq_printf(s, " / %s", value); + } + } else if (pt->parent->ops->print_pt) { seq_printf(s, ": "); pt->parent->ops->print_pt(s, pt); } @@ -862,7 +872,11 @@ static void sync_print_obj(struct seq_file *s, struct sync_timeline *obj)
seq_printf(s, "%s %s", obj->name, obj->ops->driver_name);
- if (obj->ops->print_obj) { + if (obj->ops->timeline_value_str) { + char value[64]; + obj->ops->timeline_value_str(obj, value, sizeof(value)); + seq_printf(s, ": %s", value); + } else if (obj->ops->print_obj) { seq_printf(s, ": "); obj->ops->print_obj(s, obj); } diff --git a/drivers/staging/android/sync.h b/drivers/staging/android/sync.h index 75ed5f1..38ea986 100644 --- a/drivers/staging/android/sync.h +++ b/drivers/staging/android/sync.h @@ -40,14 +40,14 @@ struct sync_fence; * -1 if a will signabl before b * @free_pt: called before sync_pt is freed * @release_obj: called before sync_timeline is freed - * @print_obj: print aditional debug information about sync_timeline. - * should not print a newline - * @print_pt: print aditional debug information about sync_pt. - * should not print a newline + * @print_obj: deprecated + * @print_pt: deprecated * @fill_driver_data: write implmentation specific driver data to data. * should return an error if there is not enough room * as specified by size. This information is returned * to userspace by SYNC_IOC_FENCE_INFO. + * @timeline_value_str: fill str with the value of the sync_timeline's counter + * @pt_value_str: fill str with the value of the sync_pt */ struct sync_timeline_ops { const char *driver_name; @@ -67,15 +67,22 @@ struct sync_timeline_ops { /* optional */ void (*release_obj)(struct sync_timeline *sync_timeline);
- /* optional */ + /* deprecated */ void (*print_obj)(struct seq_file *s, struct sync_timeline *sync_timeline);
- /* optional */ + /* deprecated */ void (*print_pt)(struct seq_file *s, struct sync_pt *sync_pt);
/* optional */ int (*fill_driver_data)(struct sync_pt *syncpt, void *data, int size); + + /* optional */ + void (*timeline_value_str)(struct sync_timeline *timeline, char *str, + int size); + + /* optional */ + void (*pt_value_str)(struct sync_pt *pt, char *str, int size); };
/**