Since wake count is released asynchronously, *drpc_info output indicates blitter wake count to be 1. Print these wake counts before reading registers in *drpc_info.
Acked-by: Chris Wilson <[email protected]> Signed-off-by: Sagar Arun Kamble <[email protected]> --- drivers/gpu/drm/i915/i915_debugfs.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 7fca6b9..3493c20 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1442,6 +1442,8 @@ static int vlv_drpc_info(struct seq_file *m) struct drm_i915_private *dev_priv = node_to_i915(m->private); u32 rpmodectl1, rcctl1, pw_status; + i915_forcewake_domains(m, NULL); + intel_runtime_pm_get(dev_priv); pw_status = I915_READ(VLV_GTLC_PW_STATUS); @@ -1472,7 +1474,7 @@ static int vlv_drpc_info(struct seq_file *m) seq_printf(m, "Media RC6 residency since boot: %u\n", I915_READ(VLV_GT_MEDIA_RC6)); - return i915_forcewake_domains(m, NULL); + return 0; } static int gen6_drpc_info(struct seq_file *m) @@ -1484,6 +1486,8 @@ static int gen6_drpc_info(struct seq_file *m) unsigned forcewake_count; int count = 0, ret; + i915_forcewake_domains(m, NULL); + ret = mutex_lock_interruptible(&dev->struct_mutex); if (ret) return ret; @@ -1589,7 +1593,7 @@ static int gen6_drpc_info(struct seq_file *m) GEN6_DECODE_RC6_VID(((rc6vids >> 8) & 0xff))); seq_printf(m, "RC6++ voltage: %dmV\n", GEN6_DECODE_RC6_VID(((rc6vids >> 16) & 0xff))); - return i915_forcewake_domains(m, NULL); + return 0; } static int i915_drpc_info(struct seq_file *m, void *unused) -- 1.9.1 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
