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#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <math.h>
#include "amdgpu_drv.h"
#include "amdgpu_glamor.h"
#include "amdgpu_probe.h"
#include "amdgpu_video.h"
#include "amdgpu_pixmap.h"
#include "xf86.h"
#include "dixstruct.h"
/* DPMS */
#ifdef HAVE_XEXTPROTO_71
#include <X11/extensions/dpmsconst.h>
#else
#define DPMS_SERVER
#include <X11/extensions/dpms.h>
#endif
#include <X11/extensions/Xv.h>
#include "fourcc.h"
#define OFF_DELAY 250 /* milliseconds */
#define FREE_DELAY 15000
#define OFF_TIMER 0x01
#define FREE_TIMER 0x02
#define CLIENT_VIDEO_ON 0x04
static void amdgpu_box_intersect(BoxPtr dest, BoxPtr a, BoxPtr b)
{
dest->x1 = a->x1 > b->x1 ? a->x1 : b->x1;
dest->x2 = a->x2 < b->x2 ? a->x2 : b->x2;
dest->y1 = a->y1 > b->y1 ? a->y1 : b->y1;
dest->y2 = a->y2 < b->y2 ? a->y2 : b->y2;
if (dest->x1 >= dest->x2 || dest->y1 >= dest->y2)
dest->x1 = dest->x2 = dest->y1 = dest->y2 = 0;
}
static void amdgpu_crtc_box(xf86CrtcPtr crtc, BoxPtr crtc_box)
{
if (crtc->enabled) {
crtc_box->x1 = crtc->x;
crtc_box->x2 =
crtc->x + xf86ModeWidth(&crtc->mode, crtc->rotation);
crtc_box->y1 = crtc->y;
crtc_box->y2 =
crtc->y + xf86ModeHeight(&crtc->mode, crtc->rotation);
} else
crtc_box->x1 = crtc_box->x2 = crtc_box->y1 = crtc_box->y2 = 0;
}
static int amdgpu_box_area(BoxPtr box)
{
return (int)(box->x2 - box->x1) * (int)(box->y2 - box->y1);
}
Bool amdgpu_crtc_is_enabled(xf86CrtcPtr crtc)
{
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
return drmmode_crtc->dpms_mode == DPMSModeOn;
}
xf86CrtcPtr
amdgpu_pick_best_crtc(ScrnInfoPtr pScrn, Bool consider_disabled,
int x1, int x2, int y1, int y2)
{
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);
int coverage, best_coverage, c, cd;
BoxRec box, crtc_box, cover_box;
RROutputPtr primary_output = NULL;
xf86CrtcPtr best_crtc = NULL, primary_crtc = NULL;
if (!pScrn->vtSema)
return NULL;
box.x1 = x1;
box.x2 = x2;
box.y1 = y1;
box.y2 = y2;
best_coverage = 0;
/* Prefer the CRTC of the primary output */
if (dixPrivateKeyRegistered(rrPrivKey))
{
primary_output = RRFirstOutput(pScrn->pScreen);
}
if (primary_output && primary_output->crtc)
primary_crtc = primary_output->crtc->devPrivate;
/* first consider only enabled CRTCs
* then on second pass consider disabled ones
*/
for (cd = 0; cd < (consider_disabled ? 2 : 1); cd++) {
for (c = 0; c < xf86_config->num_crtc; c++) {
xf86CrtcPtr crtc = xf86_config->crtc[c];
if (!cd && !amdgpu_crtc_is_enabled(crtc))
continue;
amdgpu_crtc_box(crtc, &crtc_box);
amdgpu_box_intersect(&cover_box, &crtc_box, &box);
coverage = amdgpu_box_area(&cover_box);
if (coverage > best_coverage ||
(coverage == best_coverage &&
crtc == primary_crtc)) {
best_crtc = crtc;
best_coverage = coverage;
}
}
if (best_crtc)
break;
}
return best_crtc;
}
void AMDGPUInitVideo(ScreenPtr pScreen)
{
ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
AMDGPUInfoPtr info = AMDGPUPTR(pScrn);
XF86VideoAdaptorPtr *adaptors, *newAdaptors = NULL;
XF86VideoAdaptorPtr texturedAdaptor = NULL;
int num_adaptors;
num_adaptors = xf86XVListGenericAdaptors(pScrn, &adaptors);
newAdaptors =
malloc((num_adaptors + 2) * sizeof(*newAdaptors));
if (newAdaptors == NULL)
return;
memcpy(newAdaptors, adaptors,
num_adaptors * sizeof(XF86VideoAdaptorPtr));
adaptors = newAdaptors;
if (info->use_glamor) {
texturedAdaptor = amdgpu_glamor_xv_init(pScreen, 16);
if (texturedAdaptor != NULL) {
adaptors[num_adaptors++] = texturedAdaptor;
xf86DrvMsg(pScrn->scrnIndex, X_INFO,
"Set up textured video (glamor)\n");
} else
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"Failed to set up textured video (glamor)\n");
}
if (num_adaptors)
xf86XVScreenInit(pScreen, adaptors, num_adaptors);
if (newAdaptors)
free(newAdaptors);
}
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