summaryrefslogtreecommitdiffstats
path: root/src/mesa
diff options
context:
space:
mode:
authorBrian <[email protected]>2007-11-02 12:17:13 -0600
committerBrian <[email protected]>2007-11-05 08:04:47 -0700
commit29feee2c02a7a558a5448434904991c1dd6eb19f (patch)
treee8ce38f0286e6259396c338d16d18340fb0aea04 /src/mesa
parentb8897d7481bb27974ccaedbe96d96fce77c1cfc8 (diff)
remove dead pageflip code
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/drivers/dri/intel_winsys/intel_swapbuffers.c230
-rw-r--r--src/mesa/drivers/dri/intel_winsys/intel_swapbuffers.h12
2 files changed, 2 insertions, 240 deletions
diff --git a/src/mesa/drivers/dri/intel_winsys/intel_swapbuffers.c b/src/mesa/drivers/dri/intel_winsys/intel_swapbuffers.c
index aadd6f5665e..ac4ae80cfba 100644
--- a/src/mesa/drivers/dri/intel_winsys/intel_swapbuffers.c
+++ b/src/mesa/drivers/dri/intel_winsys/intel_swapbuffers.c
@@ -41,22 +41,6 @@
#include "state_tracker/st_cb_fbo.h"
-/* This block can be removed when libdrm >= 2.3.1 is required */
-
-#ifndef DRM_VBLANK_FLIP
-
-#define DRM_VBLANK_FLIP 0x8000000
-
-typedef struct drm_i915_flip {
- int pipes;
-} drm_i915_flip_t;
-
-#undef DRM_IOCTL_I915_FLIP
-#define DRM_IOCTL_I915_FLIP DRM_IOW(DRM_COMMAND_BASE + DRM_I915_FLIP, \
- drm_i915_flip_t)
-
-#endif
-
/**
* Return the pipe_surface for the given renderbuffer.
@@ -262,71 +246,6 @@ intelWindowMoved(struct intel_context *intel)
GLint areaA = driIntersectArea( drw_rect, pipeA_rect );
GLint areaB = driIntersectArea( drw_rect, pipeB_rect );
GLuint flags = intel_fb->vblank_flags;
-#if PF
- GLboolean pf_active;
- GLint pf_planes;
-#endif
- /* Update page flipping info
- */
-#if PF
- pf_planes = 0;
-
- if (areaA > 0)
- pf_planes |= 1;
-
- if (areaB > 0)
- pf_planes |= 2;
-#endif
-
-#if PF
- intel_fb->pf_current_page = (intel->sarea->pf_current_page >>
- (intel_fb->pf_planes & 0x2)) & 0x3;
-
- intel_fb->pf_num_pages = 2 /*intel->intelScreen->third.handle ? 3 : 2*/;
-
- pf_active = pf_planes && (pf_planes & intel->sarea->pf_active) == pf_planes;
-
- if (pf_active != intel_fb->pf_active)
- DBG(LOCK, "%s - Page flipping %sactive\n",
- __progname, pf_active ? "" : "in");
-
- if (pf_active) {
- /* Sync pages between planes if we're flipping on both at the same time */
- if (pf_planes == 0x3 && pf_planes != intel_fb->pf_planes &&
- (intel->sarea->pf_current_page & 0x3) !=
- (((intel->sarea->pf_current_page) >> 2) & 0x3)) {
- drm_i915_flip_t flip;
-
- if (intel_fb->pf_current_page ==
- (intel->sarea->pf_current_page & 0x3)) {
- /* XXX: This is ugly, but emitting two flips 'in a row' can cause
- * lockups for unknown reasons.
- */
- intel->sarea->pf_current_page =
- intel->sarea->pf_current_page & 0x3;
- intel->sarea->pf_current_page |=
- ((intel_fb->pf_current_page + intel_fb->pf_num_pages - 1) %
- intel_fb->pf_num_pages) << 2;
-
- flip.pipes = 0x2;
- } else {
- intel->sarea->pf_current_page =
- intel->sarea->pf_current_page & (0x3 << 2);
- intel->sarea->pf_current_page |=
- (intel_fb->pf_current_page + intel_fb->pf_num_pages - 1) %
- intel_fb->pf_num_pages;
-
- flip.pipes = 0x1;
- }
-
- drmCommandWrite(intel->driFd, DRM_I915_FLIP, &flip, sizeof(flip));
- }
-
- intel_fb->pf_planes = pf_planes;
- }
-
- intel_fb->pf_active = pf_active;
-#endif
/* Update vblank info
*/
@@ -339,33 +258,17 @@ intelWindowMoved(struct intel_context *intel)
if (flags != intel_fb->vblank_flags && intel_fb->vblank_flags &&
!(intel_fb->vblank_flags & VBLANK_FLAG_NO_IRQ)) {
drmVBlank vbl;
-#if PF
- int i;
-#endif
+
vbl.request.type = DRM_VBLANK_ABSOLUTE;
if ( intel_fb->vblank_flags & VBLANK_FLAG_SECONDARY ) {
vbl.request.type |= DRM_VBLANK_SECONDARY;
}
-#if PF
- for (i = 0; i < intel_fb->pf_num_pages; i++) {
- if ((intel_fb->vbl_waited - intel_fb->vbl_pending[i]) <= (1<<23))
- continue;
-
- vbl.request.sequence = intel_fb->vbl_pending[i];
- drmWaitVBlank(intel->driFd, &vbl);
- }
-#endif
intel_fb->vblank_flags = flags;
driGetCurrentVBlank(dPriv, intel_fb->vblank_flags, &intel_fb->vbl_seq);
intel_fb->vbl_waited = intel_fb->vbl_seq;
-#if PF
- for (i = 0; i < intel_fb->pf_num_pages; i++) {
- intel_fb->vbl_pending[i] = intel_fb->vbl_waited;
- }
-#endif
}
}
@@ -373,103 +276,6 @@ intelWindowMoved(struct intel_context *intel)
-
-
-/* Emit wait for pending flips */
-#if 0
-void
-intel_wait_flips(struct intel_context *intel, GLuint batch_flags)
-{
- struct intel_framebuffer *intel_fb =
- (struct intel_framebuffer *) intel->ctx.DrawBuffer;
- struct intel_renderbuffer *intel_rb =
- intel_get_renderbuffer(&intel_fb->Base,
- intel_fb->Base._ColorDrawBufferMask[0] ==
- BUFFER_BIT_FRONT_LEFT ? BUFFER_FRONT_LEFT :
- BUFFER_BACK_LEFT);
-
- if (intel_fb->Base.Name == 0 && intel_rb->pf_pending == intel_fb->pf_seq) {
- GLint pf_planes = intel_fb->pf_planes;
- BATCH_LOCALS;
-
- /* Wait for pending flips to take effect */
- BEGIN_BATCH(2, batch_flags);
- OUT_BATCH(pf_planes & 0x1 ? (MI_WAIT_FOR_EVENT | MI_WAIT_FOR_PLANE_A_FLIP)
- : 0);
- OUT_BATCH(pf_planes & 0x2 ? (MI_WAIT_FOR_EVENT | MI_WAIT_FOR_PLANE_B_FLIP)
- : 0);
- ADVANCE_BATCH();
-
- intel_rb->pf_pending--;
- }
-}
-#endif
-
-#if 0
-/* Flip the front & back buffers
- */
-static GLboolean
-intelPageFlip(const __DRIdrawablePrivate * dPriv)
-{
- struct intel_context *intel;
- int ret;
- struct intel_framebuffer *intel_fb = dPriv->driverPrivate;
-
- DBG(SWAP, "%s\n", __FUNCTION__);
-
- assert(dPriv);
- assert(dPriv->driContextPriv);
- assert(dPriv->driContextPriv->driverPrivate);
-
- intel = (struct intel_context *) dPriv->driContextPriv->driverPrivate;
-
- if (intel->intelScreen->drmMinor < 9)
- return GL_FALSE;
-
- st_flush(intel->st);
-
- ret = 0;
-
- LOCK_HARDWARE(intel);
-
- if (dPriv->numClipRects && intel_fb->pf_active) {
- drm_i915_flip_t flip;
-
- flip.pipes = intel_fb->pf_planes;
-
- ret = drmCommandWrite(intel->driFd, DRM_I915_FLIP, &flip, sizeof(flip));
- }
-
- UNLOCK_HARDWARE(intel);
-
- if (ret || !intel_fb->pf_active)
- return GL_FALSE;
-
- if (!dPriv->numClipRects) {
- usleep(10000); /* throttle invisible client 10ms */
- }
-
- intel_fb->pf_current_page = (intel->sarea->pf_current_page >>
- (intel_fb->pf_planes & 0x2)) & 0x3;
-
- if (dPriv->numClipRects != 0) {
- intel_get_renderbuffer(&intel_fb->Base, BUFFER_FRONT_LEFT)->pf_pending =
- intel_get_renderbuffer(&intel_fb->Base, BUFFER_BACK_LEFT)->pf_pending =
- ++intel_fb->pf_seq;
- }
-
-#if 0
- intel_flip_renderbuffers(intel_fb);
- intel_draw_buffer(&intel->ctx, &intel_fb->Base);
-#endif
-
- DBG(SWAP, "%s: success\n", __FUNCTION__);
-
- return GL_TRUE;
-}
-#endif
-
-
static GLboolean
intelScheduleSwap(const __DRIdrawablePrivate * dPriv, GLboolean *missed_target)
{
@@ -477,21 +283,13 @@ intelScheduleSwap(const __DRIdrawablePrivate * dPriv, GLboolean *missed_target)
unsigned int interval = driGetVBlankInterval(dPriv, intel_fb->vblank_flags);
struct intel_context *intel =
intelScreenContext(dPriv->driScreenPriv->private);
-#if PF
- const intelScreenPrivate *intelScreen = intel->intelScreen;
-#endif
unsigned int target;
drm_i915_vblank_swap_t swap;
GLboolean ret;
/* XXX: Scheduled buffer swaps don't work with private back buffers yet */
if (1 || !intel_fb->vblank_flags ||
- (intel_fb->vblank_flags & VBLANK_FLAG_NO_IRQ)
-#if PF
- ||
- intelScreen->drmMinor < (intel_fb->pf_active ? 9 : 6)
-#endif
-)
+ (intel_fb->vblank_flags & VBLANK_FLAG_NO_IRQ))
return GL_FALSE;
swap.seqtype = DRM_VBLANK_ABSOLUTE;
@@ -513,16 +311,6 @@ intelScheduleSwap(const __DRIdrawablePrivate * dPriv, GLboolean *missed_target)
intel_batchbuffer_flush(intel->batch);
-#if PF
- if ( intel_fb->pf_active ) {
- swap.seqtype |= DRM_VBLANK_FLIP;
-
- intel_fb->pf_current_page = (((intel->sarea->pf_current_page >>
- (intel_fb->pf_planes & 0x2)) & 0x3) + 1) %
- intel_fb->pf_num_pages;
- }
-#endif
-
if (!drmCommandWriteRead(intel->driFd, DRM_I915_VBLANK_SWAP, &swap,
sizeof(swap))) {
intel_fb->vbl_seq = swap.sequence;
@@ -538,22 +326,8 @@ intelScheduleSwap(const __DRIdrawablePrivate * dPriv, GLboolean *missed_target)
intel_fb->vbl_seq;
#endif
- if (swap.seqtype & DRM_VBLANK_FLIP) {
-#if 0
- intel_flip_renderbuffers(intel_fb);
- intel_draw_buffer(&intel->ctx, intel->ctx.DrawBuffer);
-#endif
- }
-
ret = GL_TRUE;
} else {
-#if PF
- if (swap.seqtype & DRM_VBLANK_FLIP) {
- intel_fb->pf_current_page = ((intel->sarea->pf_current_page >>
- (intel_fb->pf_planes & 0x2)) & 0x3) %
- intel_fb->pf_num_pages;
- }
-#endif
ret = GL_FALSE;
}
diff --git a/src/mesa/drivers/dri/intel_winsys/intel_swapbuffers.h b/src/mesa/drivers/dri/intel_winsys/intel_swapbuffers.h
index b7343db5e20..aae4e7c61f2 100644
--- a/src/mesa/drivers/dri/intel_winsys/intel_swapbuffers.h
+++ b/src/mesa/drivers/dri/intel_winsys/intel_swapbuffers.h
@@ -39,16 +39,6 @@ struct intel_framebuffer
{
struct gl_framebuffer Base;
-#define PF 0
-#if PF
- /* Drawable page flipping state */
- GLboolean pf_active;
- GLuint pf_seq;
- GLint pf_planes;
- GLint pf_current_page;
- GLint pf_num_pages;
-#endif
-
/* VBI
*/
GLuint vbl_seq;
@@ -69,8 +59,6 @@ extern void intelDisplayBuffer(__DRIdrawablePrivate * dPriv,
struct pipe_surface *surf,
const drm_clip_rect_t * rect);
-extern void intel_wait_flips(struct intel_context *intel, GLuint batch_flags);
-
extern void intelSwapBuffers(__DRIdrawablePrivate * dPriv);
extern void intelWindowMoved(struct intel_context *intel);