diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0192-drm-vc4-Add-a-debugfs-node-for-tracking-execution-st.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.4/0192-drm-vc4-Add-a-debugfs-node-for-tracking-execution-st.patch | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0192-drm-vc4-Add-a-debugfs-node-for-tracking-execution-st.patch b/target/linux/brcm2708/patches-4.4/0192-drm-vc4-Add-a-debugfs-node-for-tracking-execution-st.patch new file mode 100644 index 0000000000..6649794af9 --- /dev/null +++ b/target/linux/brcm2708/patches-4.4/0192-drm-vc4-Add-a-debugfs-node-for-tracking-execution-st.patch @@ -0,0 +1,56 @@ +From 1b6ead4b4b409136e21beed9b2c51ce71b348cf6 Mon Sep 17 00:00:00 2001 +From: Eric Anholt <eric@anholt.net> +Date: Fri, 22 Jan 2016 13:06:39 -0800 +Subject: [PATCH 192/304] 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) + { |