From c8a220c686a596a4f669b441b2ea40486dea0513 Mon Sep 17 00:00:00 2001 From: Russell King Date: Tue, 17 May 2016 13:51:08 +0100 Subject: [PATCH] drm/armada: add tracing support Add tracing support to the Armada video overlay and interrupt code. Signed-off-by: Russell King --- drivers/gpu/drm/armada/Makefile | 2 +- drivers/gpu/drm/armada/armada_crtc.c | 3 ++ drivers/gpu/drm/armada/armada_overlay.c | 7 ++++ drivers/gpu/drm/armada/armada_trace.c | 4 ++ drivers/gpu/drm/armada/armada_trace.h | 66 +++++++++++++++++++++++++++++++++ 5 files changed, 81 insertions(+), 1 deletion(-) create mode 100644 drivers/gpu/drm/armada/armada_trace.c create mode 100644 drivers/gpu/drm/armada/armada_trace.h diff --git a/drivers/gpu/drm/armada/Makefile b/drivers/gpu/drm/armada/Makefile index ffd6736..a18f156 100644 --- a/drivers/gpu/drm/armada/Makefile +++ b/drivers/gpu/drm/armada/Makefile @@ -1,5 +1,5 @@ armada-y := armada_crtc.o armada_drv.o armada_fb.o armada_fbdev.o \ - armada_gem.o armada_overlay.o + armada_gem.o armada_overlay.o armada_trace.o armada-y += armada_510.o armada-$(CONFIG_DEBUG_FS) += armada_debugfs.o diff --git a/drivers/gpu/drm/armada/armada_crtc.c b/drivers/gpu/drm/armada/armada_crtc.c index 2f58e9e..135ad84 100644 --- a/drivers/gpu/drm/armada/armada_crtc.c +++ b/drivers/gpu/drm/armada/armada_crtc.c @@ -18,6 +18,7 @@ #include "armada_fb.h" #include "armada_gem.h" #include "armada_hw.h" +#include "armada_trace.h" struct armada_frame_work { struct armada_plane_work work; @@ -464,6 +465,8 @@ static irqreturn_t armada_drm_irq(int irq, void *arg) */ writel_relaxed(0, dcrtc->base + LCD_SPU_IRQ_ISR); + trace_armada_drm_irq(&dcrtc->crtc, stat); + /* Mask out those interrupts we haven't enabled */ v = stat & dcrtc->irq_ena; diff --git a/drivers/gpu/drm/armada/armada_overlay.c b/drivers/gpu/drm/armada/armada_overlay.c index 1ee707e..94af7c9 100644 --- a/drivers/gpu/drm/armada/armada_overlay.c +++ b/drivers/gpu/drm/armada/armada_overlay.c @@ -15,6 +15,7 @@ #include "armada_hw.h" #include #include "armada_ioctlP.h" +#include "armada_trace.h" struct armada_ovl_plane_properties { uint32_t colorkey_yr; @@ -87,6 +88,8 @@ static void armada_ovl_plane_work(struct armada_crtc *dcrtc, { struct armada_ovl_plane *dplane = container_of(plane, struct armada_ovl_plane, base); + trace_armada_ovl_plane_work(&dcrtc->crtc, &plane->base); + armada_drm_crtc_update_regs(dcrtc, dplane->vbl.regs); armada_ovl_retire_fb(dplane, NULL); } @@ -120,6 +123,10 @@ armada_ovl_plane_update(struct drm_plane *plane, struct drm_crtc *crtc, bool visible; int ret; + trace_armada_ovl_plane_update(plane, crtc, fb, + crtc_x, crtc_y, crtc_w, crtc_h, + src_x, src_y, src_w, src_h); + ret = drm_plane_helper_check_update(plane, crtc, fb, &src, &dest, &clip, BIT(DRM_ROTATE_0), 0, INT_MAX, true, false, &visible); diff --git a/drivers/gpu/drm/armada/armada_trace.c b/drivers/gpu/drm/armada/armada_trace.c new file mode 100644 index 0000000..068b336 --- /dev/null +++ b/drivers/gpu/drm/armada/armada_trace.c @@ -0,0 +1,4 @@ +#ifndef __CHECKER__ +#define CREATE_TRACE_POINTS +#include "armada_trace.h" +#endif diff --git a/drivers/gpu/drm/armada/armada_trace.h b/drivers/gpu/drm/armada/armada_trace.h new file mode 100644 index 0000000..dc0cba7 --- /dev/null +++ b/drivers/gpu/drm/armada/armada_trace.h @@ -0,0 +1,66 @@ +#if !defined(ARMADA_TRACE_H) || defined(TRACE_HEADER_MULTI_READ) +#define ARMADA_TRACE_H + +#include +#include + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM armada +#define TRACE_INCLUDE_FILE armada_trace + +TRACE_EVENT(armada_drm_irq, + TP_PROTO(struct drm_crtc *crtc, u32 stat), + TP_ARGS(crtc, stat), + TP_STRUCT__entry( + __field(struct drm_crtc *, crtc) + __field(u32, stat) + ), + TP_fast_assign( + __entry->crtc = crtc; + __entry->stat = stat; + ), + TP_printk("crtc %p stat 0x%08x", + __entry->crtc, __entry->stat) +); + +TRACE_EVENT(armada_ovl_plane_update, + TP_PROTO(struct drm_plane *plane, struct drm_crtc *crtc, + struct drm_framebuffer *fb, + int crtc_x, int crtc_y, unsigned crtc_w, unsigned crtc_h, + uint32_t src_x, uint32_t src_y, uint32_t src_w, uint32_t src_h), + TP_ARGS(plane, crtc, fb, crtc_x, crtc_y, crtc_w, crtc_h, src_x, src_y, src_w, src_h), + TP_STRUCT__entry( + __field(struct drm_plane *, plane) + __field(struct drm_crtc *, crtc) + __field(struct drm_framebuffer *, fb) + ), + TP_fast_assign( + __entry->plane = plane; + __entry->crtc = crtc; + __entry->fb = fb; + ), + TP_printk("plane %p crtc %p fb %p", + __entry->plane, __entry->crtc, __entry->fb) +); + +TRACE_EVENT(armada_ovl_plane_work, + TP_PROTO(struct drm_crtc *crtc, struct drm_plane *plane), + TP_ARGS(crtc, plane), + TP_STRUCT__entry( + __field(struct drm_plane *, plane) + __field(struct drm_crtc *, crtc) + ), + TP_fast_assign( + __entry->plane = plane; + __entry->crtc = crtc; + ), + TP_printk("plane %p crtc %p", + __entry->plane, __entry->crtc) +); + +#endif + +/* This part must be outside protection */ +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH . +#include -- 2.7.4