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authorBen Skeggs <bskeggs@redhat.com>2011-10-14 14:35:19 +1000
committerBen Skeggs <bskeggs@redhat.com>2011-12-21 19:01:18 +1000
commite6e039d10d08fbdecbdcaf20f29bb7a8c8580d4b (patch)
treee5764ca80c8db5193a85a60f627cd1cc56923e0d /drivers
parenta4eaa0a0427ef13468d784953de40c3087e6d870 (diff)
drm/nv50/disp: move sync routine to where it can be used by other modules
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/nouveau/nv50_crtc.c41
-rw-r--r--drivers/gpu/drm/nouveau/nv50_display.c32
-rw-r--r--drivers/gpu/drm/nouveau/nv50_display.h1
3 files changed, 37 insertions, 37 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_crtc.c b/drivers/gpu/drm/nouveau/nv50_crtc.c
index e426a9b9865a..f794b4e08f5f 100644
--- a/drivers/gpu/drm/nouveau/nv50_crtc.c
+++ b/drivers/gpu/drm/nouveau/nv50_crtc.c
@@ -38,39 +38,6 @@
#include "nouveau_connector.h"
#include "nv50_display.h"
-static int
-nv50_crtc_wait_complete(struct drm_crtc *crtc)
-{
- struct drm_device *dev = crtc->dev;
- struct drm_nouveau_private *dev_priv = dev->dev_private;
- struct nouveau_timer_engine *ptimer = &dev_priv->engine.timer;
- struct nv50_display *disp = nv50_display(dev);
- struct nouveau_channel *evo = disp->master;
- u64 start;
- int ret;
-
- ret = RING_SPACE(evo, 6);
- if (ret)
- return ret;
- BEGIN_RING(evo, 0, 0x0084, 1);
- OUT_RING (evo, 0x80000000);
- BEGIN_RING(evo, 0, 0x0080, 1);
- OUT_RING (evo, 0);
- BEGIN_RING(evo, 0, 0x0084, 1);
- OUT_RING (evo, 0x00000000);
-
- nv_wo32(disp->ntfy, 0x000, 0x00000000);
- FIRE_RING (evo);
-
- start = ptimer->read(dev);
- do {
- if (nv_ro32(disp->ntfy, 0x000))
- return 0;
- } while (ptimer->read(dev) - start < 2000000000ULL);
-
- return -EBUSY;
-}
-
static void
nv50_crtc_lut_load(struct drm_crtc *crtc)
{
@@ -303,7 +270,7 @@ nv50_crtc_set_scale(struct nouveau_crtc *nv_crtc, int scaling_mode, bool update)
if (update) {
nv50_display_flip_stop(crtc);
- nv50_crtc_wait_complete(crtc);
+ nv50_display_sync(dev);
nv50_display_flip_next(crtc, crtc->fb, NULL);
}
@@ -515,7 +482,7 @@ nv50_crtc_commit(struct drm_crtc *crtc)
nv50_crtc_blank(nv_crtc, false);
drm_vblank_post_modeset(dev, nv_crtc->index);
- nv50_crtc_wait_complete(crtc);
+ nv50_display_sync(dev);
nv50_display_flip_next(crtc, crtc->fb, NULL);
}
@@ -710,7 +677,7 @@ nv50_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y,
if (ret)
return ret;
- ret = nv50_crtc_wait_complete(crtc);
+ ret = nv50_display_sync(crtc->dev);
if (ret)
return ret;
@@ -729,7 +696,7 @@ nv50_crtc_mode_set_base_atomic(struct drm_crtc *crtc,
if (ret)
return ret;
- return nv50_crtc_wait_complete(crtc);
+ return nv50_display_sync(crtc->dev);
}
static const struct drm_crtc_helper_funcs nv50_crtc_helper_funcs = {
diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index 06de250fe617..80b220f4b125 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -62,6 +62,38 @@ nv50_display_late_takedown(struct drm_device *dev)
}
int
+nv50_display_sync(struct drm_device *dev)
+{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nouveau_timer_engine *ptimer = &dev_priv->engine.timer;
+ struct nv50_display *disp = nv50_display(dev);
+ struct nouveau_channel *evo = disp->master;
+ u64 start;
+ int ret;
+
+ ret = RING_SPACE(evo, 6);
+ if (ret == 0) {
+ BEGIN_RING(evo, 0, 0x0084, 1);
+ OUT_RING (evo, 0x80000000);
+ BEGIN_RING(evo, 0, 0x0080, 1);
+ OUT_RING (evo, 0);
+ BEGIN_RING(evo, 0, 0x0084, 1);
+ OUT_RING (evo, 0x00000000);
+
+ nv_wo32(disp->ntfy, 0x000, 0x00000000);
+ FIRE_RING (evo);
+
+ start = ptimer->read(dev);
+ do {
+ if (nv_ro32(disp->ntfy, 0x000))
+ return 0;
+ } while (ptimer->read(dev) - start < 2000000000ULL);
+ }
+
+ return -EBUSY;
+}
+
+int
nv50_display_init(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
diff --git a/drivers/gpu/drm/nouveau/nv50_display.h b/drivers/gpu/drm/nouveau/nv50_display.h
index c2da503a22aa..0cd8819a53f6 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.h
+++ b/drivers/gpu/drm/nouveau/nv50_display.h
@@ -73,6 +73,7 @@ void nv50_display_destroy(struct drm_device *dev);
int nv50_crtc_blank(struct nouveau_crtc *, bool blank);
int nv50_crtc_set_clock(struct drm_device *, int head, int pclk);
+int nv50_display_sync(struct drm_device *);
int nv50_display_flip_next(struct drm_crtc *, struct drm_framebuffer *,
struct nouveau_channel *chan);
void nv50_display_flip_stop(struct drm_crtc *);