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- From 52b14a59aff492c6064e12e7e9c943a256a19e9c Mon Sep 17 00:00:00 2001
- From: Eric Anholt <eric@anholt.net>
- Date: Fri, 22 Jan 2016 13:06:39 -0800
- Subject: [PATCH] drm/vc4: Add a debugfs node for tracking execution state.
- Signed-off-by: Eric Anholt <eric@anholt.net>
- ---
- drivers/gpu/drm/vc4/vc4_debugfs.c | 1 +
- drivers/gpu/drm/vc4/vc4_drv.h | 1 +
- drivers/gpu/drm/vc4/vc4_gem.c | 14 ++++++++++++++
- 3 files changed, 16 insertions(+)
- --- a/drivers/gpu/drm/vc4/vc4_debugfs.c
- +++ b/drivers/gpu/drm/vc4/vc4_debugfs.c
- @@ -17,6 +17,7 @@
-
- static const struct drm_info_list vc4_debugfs_list[] = {
- {"bo_stats", vc4_bo_stats_debugfs, 0},
- + {"gem_exec", vc4_gem_exec_debugfs, 0},
- {"hdmi_regs", vc4_hdmi_debugfs_regs, 0},
- {"hvs_regs", vc4_hvs_debugfs_regs, 0},
- {"crtc0_regs", vc4_crtc_debugfs_regs, 0, (void *)(uintptr_t)0},
- --- a/drivers/gpu/drm/vc4/vc4_drv.h
- +++ b/drivers/gpu/drm/vc4/vc4_drv.h
- @@ -403,6 +403,7 @@ void vc4_job_handle_completed(struct vc4
- int vc4_queue_seqno_cb(struct drm_device *dev,
- struct vc4_seqno_cb *cb, uint64_t seqno,
- void (*func)(struct vc4_seqno_cb *cb));
- +int vc4_gem_exec_debugfs(struct seq_file *m, void *arg);
-
- /* vc4_hdmi.c */
- extern struct platform_driver vc4_hdmi_driver;
- --- a/drivers/gpu/drm/vc4/vc4_gem.c
- +++ b/drivers/gpu/drm/vc4/vc4_gem.c
- @@ -31,6 +31,20 @@
- #include "vc4_regs.h"
- #include "vc4_trace.h"
-
- +#ifdef CONFIG_DEBUG_FS
- +int vc4_gem_exec_debugfs(struct seq_file *m, void *unused)
- +{
- + struct drm_info_node *node = (struct drm_info_node *)m->private;
- + struct drm_device *dev = node->minor->dev;
- + struct vc4_dev *vc4 = to_vc4_dev(dev);
- +
- + seq_printf(m, "Emitted seqno: 0x%016llx\n", vc4->emit_seqno);
- + seq_printf(m, "Finished seqno: 0x%016llx\n", vc4->finished_seqno);
- +
- + return 0;
- +}
- +#endif /* CONFIG_DEBUG_FS */
- +
- static void
- vc4_queue_hangcheck(struct drm_device *dev)
- {
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