diff options
Diffstat (limited to 'src/gallium/state_trackers/xorg/xorg_driver.c')
-rw-r--r-- | src/gallium/state_trackers/xorg/xorg_driver.c | 695 |
1 files changed, 695 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/xorg/xorg_driver.c b/src/gallium/state_trackers/xorg/xorg_driver.c new file mode 100644 index 0000000000..d166a365ac --- /dev/null +++ b/src/gallium/state_trackers/xorg/xorg_driver.c @@ -0,0 +1,695 @@ +/* + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + * + * Author: Alan Hourihane <alanh@tungstengraphics.com> + * Author: Jakob Bornecrantz <wallbraker@gmail.com> + * + */ + + +#include "xorg-server.h" +#include "xf86.h" +#include "xf86_OSproc.h" +#include "compiler.h" +#include "xf86RAC.h" +#include "xf86PciInfo.h" +#include "xf86Pci.h" +#include "xf86Resources.h" +#include "mipointer.h" +#include "micmap.h" +#include <X11/extensions/randr.h> +#include "fb.h" +#include "edid.h" +#include "xf86i2c.h" +#include "xf86Crtc.h" +#include "miscstruct.h" +#include "dixstruct.h" +#include "xf86xv.h" +#include <X11/extensions/Xv.h> +#ifndef XSERVER_LIBPCIACCESS +#error "libpciaccess needed" +#endif + +#include <pciaccess.h> + +#include "xorg_tracker.h" +#include "xorg_winsys.h" + +static void AdjustFrame(int scrnIndex, int x, int y, int flags); +static Bool CloseScreen(int scrnIndex, ScreenPtr pScreen); +static Bool EnterVT(int scrnIndex, int flags); +static Bool SaveHWState(ScrnInfoPtr pScrn); +static Bool RestoreHWState(ScrnInfoPtr pScrn); + + +static ModeStatus ValidMode(int scrnIndex, DisplayModePtr mode, Bool verbose, + int flags); +static void FreeScreen(int scrnIndex, int flags); +static void LeaveVT(int scrnIndex, int flags); +static Bool SwitchMode(int scrnIndex, DisplayModePtr mode, int flags); +static Bool ScreenInit(int scrnIndex, ScreenPtr pScreen, int argc, + char **argv); +static Bool PreInit(ScrnInfoPtr pScrn, int flags); + +typedef enum +{ + OPTION_SW_CURSOR, +} modesettingOpts; + +static const OptionInfoRec Options[] = { + {OPTION_SW_CURSOR, "SWcursor", OPTV_BOOLEAN, {0}, FALSE}, + {-1, NULL, OPTV_NONE, {0}, FALSE} +}; + +/* + * Functions that might be needed + */ + +static const char *exaSymbols[] = { + "exaGetVersion", + "exaDriverInit", + "exaDriverFini", + "exaOffscreenAlloc", + "exaOffscreenFree", + "exaWaitSync", + NULL +}; + +static const char *fbSymbols[] = { + "fbPictureInit", + "fbScreenInit", + NULL +}; + +static const char *ddcSymbols[] = { + "xf86PrintEDID", + "xf86SetDDCproperties", + NULL +}; + +/* + * Exported Xorg driver functions to winsys + */ + +void +xorg_tracker_loader_ref_sym_lists() +{ + LoaderRefSymLists(exaSymbols, fbSymbols, ddcSymbols, NULL); +} + +const OptionInfoRec * +xorg_tracker_available_options(int chipid, int busid) +{ + return Options; +} + +void +xorg_tracker_set_functions(ScrnInfoPtr scrn) +{ + scrn->PreInit = PreInit; + scrn->ScreenInit = ScreenInit; + scrn->SwitchMode = SwitchMode; + scrn->AdjustFrame = AdjustFrame; + scrn->EnterVT = EnterVT; + scrn->LeaveVT = LeaveVT; + scrn->FreeScreen = FreeScreen; + scrn->ValidMode = ValidMode; +} + +/* + * Static Xorg funtctions + */ + +static Bool +GetRec(ScrnInfoPtr pScrn) +{ + if (pScrn->driverPrivate) + return TRUE; + + pScrn->driverPrivate = xnfcalloc(sizeof(modesettingRec), 1); + + return TRUE; +} + +static void +FreeRec(ScrnInfoPtr pScrn) +{ + if (!pScrn) + return; + + if (!pScrn->driverPrivate) + return; + + xfree(pScrn->driverPrivate); + + pScrn->driverPrivate = NULL; +} + +static void +ProbeDDC(ScrnInfoPtr pScrn, int index) +{ + ConfiguredMonitor = NULL; +} + +static Bool +CreateFrontBuffer(ScrnInfoPtr pScrn) +{ + modesettingPtr ms = modesettingPTR(pScrn); + ScreenPtr pScreen = pScrn->pScreen; + PixmapPtr rootPixmap = pScreen->GetScreenPixmap(pScreen); + + ms->noEvict = TRUE; + pScreen->ModifyPixmapHeader(rootPixmap, + pScrn->virtualX, pScrn->virtualY, + pScrn->depth, pScrn->bitsPerPixel, + pScrn->displayWidth * pScrn->bitsPerPixel / 8, + NULL); + ms->noEvict = FALSE; + + drmModeAddFB(ms->fd, + pScrn->virtualX, + pScrn->virtualY, + pScrn->depth, + pScrn->bitsPerPixel, + pScrn->displayWidth * pScrn->bitsPerPixel / 8, + xorg_exa_get_pixmap_handle(rootPixmap), &ms->fb_id); + + pScrn->frameX0 = 0; + pScrn->frameY0 = 0; + AdjustFrame(pScrn->scrnIndex, pScrn->frameX0, pScrn->frameY0, 0); + + return TRUE; +} + +static Bool +crtc_resize(ScrnInfoPtr pScrn, int width, int height) +{ + modesettingPtr ms = modesettingPTR(pScrn); + //ScreenPtr pScreen = pScrn->pScreen; + //PixmapPtr rootPixmap = pScreen->GetScreenPixmap(pScreen); + //Bool fbAccessDisabled; + //CARD8 *fbstart; + + if (width == pScrn->virtualX && height == pScrn->virtualY) + return TRUE; + + ErrorF("RESIZING TO %dx%d\n", width, height); + + pScrn->virtualX = width; + pScrn->virtualY = height; + + /* HW dependent - FIXME */ + pScrn->displayWidth = pScrn->virtualX; + + drmModeRmFB(ms->fd, ms->fb_id); + + /* now create new frontbuffer */ + return CreateFrontBuffer(pScrn); +} + +static const xf86CrtcConfigFuncsRec crtc_config_funcs = { + crtc_resize +}; + +static Bool +PreInit(ScrnInfoPtr pScrn, int flags) +{ + xf86CrtcConfigPtr xf86_config; + modesettingPtr ms; + rgb defaultWeight = { 0, 0, 0 }; + EntityInfoPtr pEnt; + EntPtr msEnt = NULL; + char *BusID; + int max_width, max_height; + + if (pScrn->numEntities != 1) + return FALSE; + + pEnt = xf86GetEntityInfo(pScrn->entityList[0]); + + if (flags & PROBE_DETECT) { + ProbeDDC(pScrn, pEnt->index); + return TRUE; + } + + /* Allocate driverPrivate */ + if (!GetRec(pScrn)) + return FALSE; + + ms = modesettingPTR(pScrn); + ms->SaveGeneration = -1; + ms->pEnt = pEnt; + + pScrn->displayWidth = 640; /* default it */ + + if (ms->pEnt->location.type != BUS_PCI) + return FALSE; + + ms->PciInfo = xf86GetPciInfoForEntity(ms->pEnt->index); + + /* Allocate an entity private if necessary */ + if (xf86IsEntityShared(pScrn->entityList[0])) { + FatalError("Entity"); +#if 0 + msEnt = xf86GetEntityPrivate(pScrn->entityList[0], + modesettingEntityIndex)->ptr; + ms->entityPrivate = msEnt; +#else + (void)msEnt; +#endif + } else + ms->entityPrivate = NULL; + + if (xf86RegisterResources(ms->pEnt->index, NULL, ResNone)) { + return FALSE; + } + + if (xf86IsEntityShared(pScrn->entityList[0])) { + if (xf86IsPrimInitDone(pScrn->entityList[0])) { + /* do something */ + } else { + xf86SetPrimInitDone(pScrn->entityList[0]); + } + } + + BusID = xalloc(64); + sprintf(BusID, "PCI:%d:%d:%d", + ((ms->PciInfo->domain << 8) | ms->PciInfo->bus), + ms->PciInfo->dev, ms->PciInfo->func + ); + + ms->fd = drmOpen(NULL, BusID); + + if (ms->fd < 0) + return FALSE; + + pScrn->racMemFlags = RAC_FB | RAC_COLORMAP; + pScrn->monitor = pScrn->confScreen->monitor; + pScrn->progClock = TRUE; + pScrn->rgbBits = 8; + + if (!xf86SetDepthBpp + (pScrn, 0, 0, 0, + PreferConvert24to32 | SupportConvert24to32 | Support32bppFb)) + return FALSE; + + switch (pScrn->depth) { + case 15: + case 16: + case 24: + break; + default: + xf86DrvMsg(pScrn->scrnIndex, X_ERROR, + "Given depth (%d) is not supported by the driver\n", + pScrn->depth); + return FALSE; + } + xf86PrintDepthBpp(pScrn); + + if (!xf86SetWeight(pScrn, defaultWeight, defaultWeight)) + return FALSE; + if (!xf86SetDefaultVisual(pScrn, -1)) + return FALSE; + + /* Process the options */ + xf86CollectOptions(pScrn, NULL); + if (!(ms->Options = xalloc(sizeof(Options)))) + return FALSE; + memcpy(ms->Options, Options, sizeof(Options)); + xf86ProcessOptions(pScrn->scrnIndex, pScrn->options, ms->Options); + + /* Allocate an xf86CrtcConfig */ + xf86CrtcConfigInit(pScrn, &crtc_config_funcs); + xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); + + max_width = 8192; + max_height = 8192; + xf86CrtcSetSizeRange(pScrn, 320, 200, max_width, max_height); + + if (xf86ReturnOptValBool(ms->Options, OPTION_SW_CURSOR, FALSE)) { + ms->SWCursor = TRUE; + } + + SaveHWState(pScrn); + + crtc_init(pScrn); + output_init(pScrn); + + if (!xf86InitialConfiguration(pScrn, TRUE)) { + xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "No valid modes.\n"); + RestoreHWState(pScrn); + return FALSE; + } + + RestoreHWState(pScrn); + + /* + * If the driver can do gamma correction, it should call xf86SetGamma() here. + */ + { + Gamma zeros = { 0.0, 0.0, 0.0 }; + + if (!xf86SetGamma(pScrn, zeros)) { + return FALSE; + } + } + + if (pScrn->modes == NULL) { + xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "No modes.\n"); + return FALSE; + } + + pScrn->currentMode = pScrn->modes; + + /* Set display resolution */ + xf86SetDpi(pScrn, 0, 0); + + /* Load the required sub modules */ + if (!xf86LoadSubModule(pScrn, "fb")) { + return FALSE; + } + + xf86LoaderReqSymLists(fbSymbols, NULL); + + xf86LoadSubModule(pScrn, "exa"); + +#ifdef DRI2 + xf86LoadSubModule(pScrn, "dri2"); +#endif + + return TRUE; +} + +static Bool +SaveHWState(ScrnInfoPtr pScrn) +{ + /*xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);*/ + + return TRUE; +} + +static Bool +RestoreHWState(ScrnInfoPtr pScrn) +{ + /*xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn);*/ + + return TRUE; +} + +static Bool +CreateScreenResources(ScreenPtr pScreen) +{ + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + modesettingPtr ms = modesettingPTR(pScrn); + PixmapPtr rootPixmap; + Bool ret; + + ms->noEvict = TRUE; + + pScreen->CreateScreenResources = ms->createScreenResources; + ret = pScreen->CreateScreenResources(pScreen); + pScreen->CreateScreenResources = CreateScreenResources; + + rootPixmap = pScreen->GetScreenPixmap(pScreen); + + if (!pScreen->ModifyPixmapHeader(rootPixmap, -1, -1, -1, -1, -1, NULL)) + FatalError("Couldn't adjust screen pixmap\n"); + + ms->noEvict = FALSE; + + drmModeAddFB(ms->fd, + pScrn->virtualX, + pScrn->virtualY, + pScrn->depth, + pScrn->bitsPerPixel, + pScrn->displayWidth * pScrn->bitsPerPixel / 8, + xorg_exa_get_pixmap_handle(rootPixmap), &ms->fb_id); + + AdjustFrame(pScrn->scrnIndex, pScrn->frameX0, pScrn->frameY0, 0); + + return ret; +} + +static Bool +ScreenInit(int scrnIndex, ScreenPtr pScreen, int argc, char **argv) +{ + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + modesettingPtr ms = modesettingPTR(pScrn); + VisualPtr visual; + + /* deal with server regeneration */ + if (ms->fd < 0) { + char *BusID; + + BusID = xalloc(64); + sprintf(BusID, "PCI:%d:%d:%d", + ((ms->PciInfo->domain << 8) | ms->PciInfo->bus), + ms->PciInfo->dev, ms->PciInfo->func + ); + + ms->fd = drmOpen(NULL, BusID); + + if (ms->fd < 0) + return FALSE; + } + + if (!ms->screen) { + ms->screen = drm_api_hocks.create_screen(ms->fd, ms->PciInfo->device_id); + + if (!ms->screen) { + FatalError("Could not init pipe_screen\n"); + return FALSE; + } + } + + pScrn->pScreen = pScreen; + + /* HW dependent - FIXME */ + pScrn->displayWidth = pScrn->virtualX; + + miClearVisualTypes(); + + if (!miSetVisualTypes(pScrn->depth, + miGetDefaultVisualMask(pScrn->depth), + pScrn->rgbBits, pScrn->defaultVisual)) + return FALSE; + + if (!miSetPixmapDepths()) + return FALSE; + + pScrn->memPhysBase = 0; + pScrn->fbOffset = 0; + + if (!fbScreenInit(pScreen, NULL, + pScrn->virtualX, pScrn->virtualY, + pScrn->xDpi, pScrn->yDpi, + pScrn->displayWidth, pScrn->bitsPerPixel)) + return FALSE; + + if (pScrn->bitsPerPixel > 8) { + /* Fixup RGB ordering */ + visual = pScreen->visuals + pScreen->numVisuals; + while (--visual >= pScreen->visuals) { + if ((visual->class | DynamicClass) == DirectColor) { + visual->offsetRed = pScrn->offset.red; + visual->offsetGreen = pScrn->offset.green; + visual->offsetBlue = pScrn->offset.blue; + visual->redMask = pScrn->mask.red; + visual->greenMask = pScrn->mask.green; + visual->blueMask = pScrn->mask.blue; + } + } + } + + fbPictureInit(pScreen, NULL, 0); + + ms->createScreenResources = pScreen->CreateScreenResources; + pScreen->CreateScreenResources = CreateScreenResources; + + xf86SetBlackWhitePixels(pScreen); + + ms->exa = xorg_exa_init(pScrn); + + miInitializeBackingStore(pScreen); + xf86SetBackingStore(pScreen); + xf86SetSilkenMouse(pScreen); + miDCInitialize(pScreen, xf86GetPointerScreenFuncs()); + + /* Need to extend HWcursor support to handle mask interleave */ + if (!ms->SWCursor) + xf86_cursors_init(pScreen, 64, 64, + HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_64 | + HARDWARE_CURSOR_ARGB); + + /* Must force it before EnterVT, so we are in control of VT and + * later memory should be bound when allocating, e.g rotate_mem */ + pScrn->vtSema = TRUE; + + pScreen->SaveScreen = xf86SaveScreen; + ms->CloseScreen = pScreen->CloseScreen; + pScreen->CloseScreen = CloseScreen; + + if (!xf86CrtcScreenInit(pScreen)) + return FALSE; + + if (!miCreateDefColormap(pScreen)) + return FALSE; + + xf86DPMSInit(pScreen, xf86DPMSSet, 0); + + if (serverGeneration == 1) + xf86ShowUnusedOptions(pScrn->scrnIndex, pScrn->options); + +#if 1 +#ifdef DRI2 + driScreenInit(pScreen); +#endif +#endif + + return EnterVT(scrnIndex, 1); +} + +static void +AdjustFrame(int scrnIndex, int x, int y, int flags) +{ + ScrnInfoPtr pScrn = xf86Screens[scrnIndex]; + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); + xf86OutputPtr output = config->output[config->compat_output]; + xf86CrtcPtr crtc = output->crtc; + + if (crtc && crtc->enabled) { + crtc->funcs->mode_set(crtc, pScrn->currentMode, pScrn->currentMode, x, + y); + crtc->x = output->initial_x + x; + crtc->y = output->initial_y + y; + } +} + +static void +FreeScreen(int scrnIndex, int flags) +{ + FreeRec(xf86Screens[scrnIndex]); +} + +/* HACK */ +void +cursor_destroy(xf86CrtcPtr crtc); + +static void +LeaveVT(int scrnIndex, int flags) +{ + ScrnInfoPtr pScrn = xf86Screens[scrnIndex]; + modesettingPtr ms = modesettingPTR(pScrn); + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); + int o; + + for (o = 0; o < config->num_crtc; o++) { + xf86CrtcPtr crtc = config->crtc[o]; + + cursor_destroy(crtc); + + if (crtc->rotatedPixmap || crtc->rotatedData) { + crtc->funcs->shadow_destroy(crtc, crtc->rotatedPixmap, + crtc->rotatedData); + crtc->rotatedPixmap = NULL; + crtc->rotatedData = NULL; + } + } + + drmModeRmFB(ms->fd, ms->fb_id); + + RestoreHWState(pScrn); + + pScrn->vtSema = FALSE; +} + +/* + * This gets called when gaining control of the VT, and from ScreenInit(). + */ +static Bool +EnterVT(int scrnIndex, int flags) +{ + ScrnInfoPtr pScrn = xf86Screens[scrnIndex]; + modesettingPtr ms = modesettingPTR(pScrn); + + /* + * Only save state once per server generation since that's what most + * drivers do. Could change this to save state at each VT enter. + */ + if (ms->SaveGeneration != serverGeneration) { + ms->SaveGeneration = serverGeneration; + SaveHWState(pScrn); + } + + if (!flags) /* signals startup as we'll do this in CreateScreenResources */ + CreateFrontBuffer(pScrn); + + if (!xf86SetDesiredModes(pScrn)) + return FALSE; + + return TRUE; +} + +static Bool +SwitchMode(int scrnIndex, DisplayModePtr mode, int flags) +{ + ScrnInfoPtr pScrn = xf86Screens[scrnIndex]; + + return xf86SetSingleMode(pScrn, mode, RR_Rotate_0); +} + +static Bool +CloseScreen(int scrnIndex, ScreenPtr pScreen) +{ + ScrnInfoPtr pScrn = xf86Screens[scrnIndex]; + modesettingPtr ms = modesettingPTR(pScrn); + + if (pScrn->vtSema) { + LeaveVT(scrnIndex, 0); + } +#ifdef DRI2 + driCloseScreen(pScreen); +#endif + + pScreen->CreateScreenResources = ms->createScreenResources; + + if (ms->exa) + xorg_exa_close(pScrn); + + drmClose(ms->fd); + ms->fd = -1; + + pScrn->vtSema = FALSE; + pScreen->CloseScreen = ms->CloseScreen; + return (*pScreen->CloseScreen) (scrnIndex, pScreen); +} + +static ModeStatus +ValidMode(int scrnIndex, DisplayModePtr mode, Bool verbose, int flags) +{ + return MODE_OK; +} + +/* vim: set sw=4 ts=8 sts=4: */ |