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rather than use CRTC 1 (aka LVDS), try and setup all connectors/encoders

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and get the same output on all.
This commit is contained in:
Alan Hourihane 2008-08-17 19:14:00 +01:00
parent b6db08a91b
commit 2037b1381c
1 changed files with 92 additions and 19 deletions
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111
src/gallium/winsys/egl_drm/intel/intel_egl.c
View file

@ -66,7 +66,67 @@ egl_drm_create_device(int drmFD)
return device;
}
__GLcontextModes* _gl_context_modes_create( unsigned count, size_t minimum_size );
static void
_egl_context_modes_destroy(__GLcontextModes *modes)
{
_eglLog(_EGL_DEBUG, "%s", __FUNCTION__);
while (modes) {
__GLcontextModes * const next = modes->next;
free(modes);
modes = next;
}
}
/**
* Create a linked list of 'count' GLcontextModes.
* These are used during the client/server visual negotiation phase,
* then discarded.
*/
static __GLcontextModes *
_egl_context_modes_create(unsigned count, size_t minimum_size)
{
/* This code copied from libGLX, and modified */
const size_t size = (minimum_size > sizeof(__GLcontextModes))
? minimum_size : sizeof(__GLcontextModes);
__GLcontextModes * head = NULL;
__GLcontextModes ** next;
unsigned i;
_eglLog(_EGL_DEBUG, "%s %d %d", __FUNCTION__, count, minimum_size);
next = & head;
for (i = 0 ; i < count ; i++) {
*next = (__GLcontextModes *) calloc(1, size);
if (*next == NULL) {
_egl_context_modes_destroy(head);
head = NULL;
break;
}
(*next)->doubleBufferMode = 1;
(*next)->visualID = GLX_DONT_CARE;
(*next)->visualType = GLX_DONT_CARE;
(*next)->visualRating = GLX_NONE;
(*next)->transparentPixel = GLX_NONE;
(*next)->transparentRed = GLX_DONT_CARE;
(*next)->transparentGreen = GLX_DONT_CARE;
(*next)->transparentBlue = GLX_DONT_CARE;
(*next)->transparentAlpha = GLX_DONT_CARE;
(*next)->transparentIndex = GLX_DONT_CARE;
(*next)->xRenderable = GLX_DONT_CARE;
(*next)->fbconfigID = GLX_DONT_CARE;
(*next)->swapMethod = GLX_SWAP_UNDEFINED_OML;
(*next)->bindToTextureRgb = GLX_DONT_CARE;
(*next)->bindToTextureRgba = GLX_DONT_CARE;
(*next)->bindToMipmapTexture = GLX_DONT_CARE;
(*next)->bindToTextureTargets = 0;
(*next)->yInverted = GLX_DONT_CARE;
next = & ((*next)->next);
}
return head;
}
struct drm_screen;
@ -102,7 +162,6 @@ struct drm_screen
/* currently only support one connector */
drmModeConnectorPtr connector;
uint32_t connectorID;
/* Has this screen been shown */
int shown;
@ -190,7 +249,6 @@ drm_initialize(_EGLDriver *drv, EGLDisplay dpy, EGLint *major, EGLint *minor)
screen = malloc(sizeof(struct drm_screen));
memset(screen, 0, sizeof(*screen));
screen->connectorID = res->connectors[i];
screen->connector = connector;
_eglInitScreen(&screen->base);
_eglAddScreen(disp, &screen->base);
@ -225,17 +283,20 @@ static void
drm_takedown_shown_screen(_EGLDriver *drv, struct drm_screen *screen)
{
struct drm_driver *drm_drv = (struct drm_driver *)drv;
unsigned int i;
intel_bind_frontbuffer(screen->surf->drawable, NULL);
screen->surf = NULL;
drmModeSetCrtc(
drm_drv->device->drmFD,
drm_drv->res->crtcs[1],
0, // FD
0, 0,
NULL, 0, // List of output ids
NULL);
for (i = 0; i < drm_drv->res->count_crtcs; i++) {
drmModeSetCrtc(
drm_drv->device->drmFD,
drm_drv->res->crtcs[i],
0, // FD
0, 0,
NULL, 0, // List of output ids
NULL);
}
drmModeRmFB(drm_drv->device->drmFD, screen->fbID);
drmModeFreeFB(screen->fb);
@ -560,9 +621,10 @@ drm_show_screen_surface_mesa(_EGLDriver *drv, EGLDisplay dpy,
struct drm_surface *surf = lookup_drm_surface(surface);
struct drm_screen *scrn = lookup_drm_screen(dpy, screen);
_EGLMode *mode = _eglLookupMode(dpy, m);
size_t pitch = 2048 * 4;
size_t pitch = mode->Width * 4;
size_t size = mode->Height * pitch;
int ret;
unsigned int i,j,k;
if (scrn->shown)
drm_takedown_shown_screen(drv, scrn);
@ -596,14 +658,25 @@ drm_show_screen_surface_mesa(_EGLDriver *drv, EGLDisplay dpy,
if (!scrn->mode)
goto err_fb;
ret = drmModeSetCrtc(
drm_drv->device->drmFD,
drm_drv->res->crtcs[1],
scrn->fbID,
0, 0,
&scrn->connectorID, 1,
scrn->mode);
for (j = 0; j < drm_drv->res->count_connectors; j++) {
drmModeConnector *con = drmModeGetConnector(drm_drv->device->drmFD, drm_drv->res->connectors[j]);
for (k = 0; k < con->count_encoders; k++) {
drmModeEncoder *enc = drmModeGetEncoder(drm_drv->device->drmFD, con->encoders[k]);
for (i = 0; i < drm_drv->res->count_crtcs; i++) {
if (enc->possible_crtcs & (1<<i)) {
ret = drmModeSetCrtc(
drm_drv->device->drmFD,
drm_drv->res->crtcs[i],
scrn->fbID,
0, 0,
&drm_drv->res->connectors[j], 1,
scrn->mode);
/* skip the other crtcs now */
i = drm_drv->res->count_crtcs;
}
}
}
}
scrn->front.handle = scrn->buffer.handle;
scrn->front.pitch = pitch;