From: Ville Syrjälä <[email protected]> If no one is looking at the CRCs, stop gathering them.
Signed-off-by: Ville Syrjälä <[email protected]> --- drivers/gpu/drm/i915/i915_debugfs.c | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index eb61c4b..e7470b8 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -2294,12 +2294,25 @@ out: return len; } +static int display_crc_ctl_release(struct inode *inode, struct file *file) +{ + struct seq_file *m = file->private_data; + struct drm_device *dev = m->private; + enum pipe pipe; + + /* stop gathering CRCs */ + for_each_pipe(pipe) + pipe_crc_set_source(dev, pipe, INTEL_PIPE_CRC_SOURCE_NONE); + + return single_release(inode, file); +} + static const struct file_operations i915_display_crc_ctl_fops = { .owner = THIS_MODULE, .open = display_crc_ctl_open, .read = seq_read, .llseek = seq_lseek, - .release = single_release, + .release = display_crc_ctl_release, .write = display_crc_ctl_write }; -- 1.8.1.5 _______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
