diff options
Diffstat (limited to 'driver/xf86-video-nv/compat/modes/xf86Crtc.c')
| -rw-r--r-- | driver/xf86-video-nv/compat/modes/xf86Crtc.c | 3205 |
1 files changed, 0 insertions, 3205 deletions
diff --git a/driver/xf86-video-nv/compat/modes/xf86Crtc.c b/driver/xf86-video-nv/compat/modes/xf86Crtc.c deleted file mode 100644 index 860e520ad..000000000 --- a/driver/xf86-video-nv/compat/modes/xf86Crtc.c +++ /dev/null @@ -1,3205 +0,0 @@ -/* - * Copyright © 2006 Keith Packard - * Copyright © 2008 Red Hat, Inc. - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting documentation, and - * that the name of the copyright holders not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. The copyright holders make no representations - * about the suitability of this software for any purpose. It is provided "as - * is" without express or implied warranty. - * - * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE - * OF THIS SOFTWARE. - */ - -#ifdef HAVE_XORG_CONFIG_H -#include <xorg-config.h> -#else -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#endif - -#include <stddef.h> -#include <string.h> -#include <stdio.h> - -#include "xf86.h" -#include "xf86DDC.h" -#include "xf86Crtc.h" -#include "xf86Modes.h" -#include "xf86Priv.h" -#include "xf86RandR12.h" -#include "X11/extensions/render.h" -#include "X11/extensions/dpmsconst.h" -#include "X11/Xatom.h" -#ifdef RENDER -#include "picturestr.h" -#endif - -#include "xf86xv.h" - -/* - * Initialize xf86CrtcConfig structure - */ - -int xf86CrtcConfigPrivateIndex = -1; - -void -xf86CrtcConfigInit (ScrnInfoPtr scrn, - const xf86CrtcConfigFuncsRec *funcs) -{ - xf86CrtcConfigPtr config; - - if (xf86CrtcConfigPrivateIndex == -1) - xf86CrtcConfigPrivateIndex = xf86AllocateScrnInfoPrivateIndex(); - config = xnfcalloc (1, sizeof (xf86CrtcConfigRec)); - - config->funcs = funcs; - - scrn->privates[xf86CrtcConfigPrivateIndex].ptr = config; -} - -void -xf86CrtcSetSizeRange (ScrnInfoPtr scrn, - int minWidth, int minHeight, - int maxWidth, int maxHeight) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - - config->minWidth = minWidth; - config->minHeight = minHeight; - config->maxWidth = maxWidth; - config->maxHeight = maxHeight; -} - -/* - * Crtc functions - */ -xf86CrtcPtr -xf86CrtcCreate (ScrnInfoPtr scrn, - const xf86CrtcFuncsRec *funcs) -{ - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - xf86CrtcPtr crtc, *crtcs; - - crtc = xcalloc (sizeof (xf86CrtcRec), 1); - if (!crtc) - return NULL; - crtc->version = XF86_CRTC_VERSION; - crtc->scrn = scrn; - crtc->funcs = funcs; -#ifdef RANDR_12_INTERFACE - crtc->randr_crtc = NULL; -#endif - crtc->rotation = RR_Rotate_0; - crtc->desiredRotation = RR_Rotate_0; - pixman_transform_init_identity (&crtc->crtc_to_framebuffer); - pixman_f_transform_init_identity (&crtc->f_crtc_to_framebuffer); - pixman_f_transform_init_identity (&crtc->f_framebuffer_to_crtc); - crtc->filter = NULL; - crtc->params = NULL; - crtc->nparams = 0; - crtc->filter_width = 0; - crtc->filter_height = 0; - crtc->transform_in_use = FALSE; - crtc->transformPresent = FALSE; - crtc->desiredTransformPresent = FALSE; - memset (&crtc->bounds, '\0', sizeof (crtc->bounds)); - - /* Preallocate gamma at a sensible size. */ - crtc->gamma_size = 256; - crtc->gamma_red = malloc(3 * crtc->gamma_size * sizeof (CARD16)); - if (!crtc->gamma_red) { - xfree (crtc); - return NULL; - } - crtc->gamma_green = crtc->gamma_red + crtc->gamma_size; - crtc->gamma_blue = crtc->gamma_green + crtc->gamma_size; - - if (xf86_config->crtc) - crtcs = xrealloc (xf86_config->crtc, - (xf86_config->num_crtc + 1) * sizeof (xf86CrtcPtr)); - else - crtcs = xalloc ((xf86_config->num_crtc + 1) * sizeof (xf86CrtcPtr)); - if (!crtcs) - { - xfree (crtc); - return NULL; - } - xf86_config->crtc = crtcs; - xf86_config->crtc[xf86_config->num_crtc++] = crtc; - return crtc; -} - -void -xf86CrtcDestroy (xf86CrtcPtr crtc) -{ - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(crtc->scrn); - int c; - - (*crtc->funcs->destroy) (crtc); - for (c = 0; c < xf86_config->num_crtc; c++) - if (xf86_config->crtc[c] == crtc) - { - memmove (&xf86_config->crtc[c], - &xf86_config->crtc[c+1], - ((xf86_config->num_crtc - (c + 1)) * sizeof(void*))); - xf86_config->num_crtc--; - break; - } - if (crtc->params) - xfree (crtc->params); - free(crtc->gamma_red); - xfree (crtc); -} - - -/** - * Return whether any outputs are connected to the specified pipe - */ - -Bool -xf86CrtcInUse (xf86CrtcPtr crtc) -{ - ScrnInfoPtr pScrn = crtc->scrn; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); - int o; - - for (o = 0; o < xf86_config->num_output; o++) - if (xf86_config->output[o]->crtc == crtc) - return TRUE; - return FALSE; -} - -void -xf86CrtcSetScreenSubpixelOrder (ScreenPtr pScreen) -{ -#ifdef RENDER - int subpixel_order = SubPixelUnknown; - Bool has_none = FALSE; - ScrnInfoPtr scrn = xf86Screens[pScreen->myNum]; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - int c, o; - - for (c = 0; c < xf86_config->num_crtc; c++) - { - xf86CrtcPtr crtc = xf86_config->crtc[c]; - - for (o = 0; o < xf86_config->num_output; o++) - { - xf86OutputPtr output = xf86_config->output[o]; - - if (output->crtc == crtc) - { - switch (output->subpixel_order) { - case SubPixelNone: - has_none = TRUE; - break; - case SubPixelUnknown: - break; - default: - subpixel_order = output->subpixel_order; - break; - } - } - if (subpixel_order != SubPixelUnknown) - break; - } - if (subpixel_order != SubPixelUnknown) - { - static const int circle[4] = { - SubPixelHorizontalRGB, - SubPixelVerticalRGB, - SubPixelHorizontalBGR, - SubPixelVerticalBGR, - }; - int rotate; - int c; - for (rotate = 0; rotate < 4; rotate++) - if (crtc->rotation & (1 << rotate)) - break; - for (c = 0; c < 4; c++) - if (circle[c] == subpixel_order) - break; - c = (c + rotate) & 0x3; - if ((crtc->rotation & RR_Reflect_X) && !(c & 1)) - c ^= 2; - if ((crtc->rotation & RR_Reflect_Y) && (c & 1)) - c ^= 2; - subpixel_order = circle[c]; - break; - } - } - if (subpixel_order == SubPixelUnknown && has_none) - subpixel_order = SubPixelNone; - PictureSetSubpixelOrder (pScreen, subpixel_order); -#endif -} - -/** - * Sets the given video mode on the given crtc - */ -Bool -xf86CrtcSetModeTransform (xf86CrtcPtr crtc, DisplayModePtr mode, Rotation rotation, - RRTransformPtr transform, int x, int y) -{ - ScrnInfoPtr scrn = crtc->scrn; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - int i; - Bool ret = FALSE; - Bool didLock = FALSE; - DisplayModePtr adjusted_mode; - DisplayModeRec saved_mode; - int saved_x, saved_y; - Rotation saved_rotation; - RRTransformRec saved_transform; - Bool saved_transform_present; - - crtc->enabled = xf86CrtcInUse (crtc); - - /* We only hit this if someone explicitly sends a "disabled" modeset. */ - if (!crtc->enabled) - { - /* Check everything for stuff that should be off. */ - xf86DisableUnusedFunctions(scrn); - return TRUE; - } - - adjusted_mode = xf86DuplicateMode(mode); - - - saved_mode = crtc->mode; - saved_x = crtc->x; - saved_y = crtc->y; - saved_rotation = crtc->rotation; - if (crtc->transformPresent) { - RRTransformInit (&saved_transform); - RRTransformCopy (&saved_transform, &crtc->transform); - } - saved_transform_present = crtc->transformPresent; - - /* Update crtc values up front so the driver can rely on them for mode - * setting. - */ - crtc->mode = *mode; - crtc->x = x; - crtc->y = y; - crtc->rotation = rotation; - if (transform) { - RRTransformCopy (&crtc->transform, transform); - crtc->transformPresent = TRUE; - } else - crtc->transformPresent = FALSE; - - if (crtc->funcs->set_mode_major) { - ret = crtc->funcs->set_mode_major(crtc, mode, rotation, x, y); - goto done; - } - - didLock = crtc->funcs->lock (crtc); - /* Pass our mode to the outputs and the CRTC to give them a chance to - * adjust it according to limitations or output properties, and also - * a chance to reject the mode entirely. - */ - for (i = 0; i < xf86_config->num_output; i++) { - xf86OutputPtr output = xf86_config->output[i]; - - if (output->crtc != crtc) - continue; - - if (!output->funcs->mode_fixup(output, mode, adjusted_mode)) { - goto done; - } - } - - if (!crtc->funcs->mode_fixup(crtc, mode, adjusted_mode)) { - goto done; - } - - if (!xf86CrtcRotate (crtc)) - goto done; - - /* Prepare the outputs and CRTCs before setting the mode. */ - for (i = 0; i < xf86_config->num_output; i++) { - xf86OutputPtr output = xf86_config->output[i]; - - if (output->crtc != crtc) - continue; - - /* Disable the output as the first thing we do. */ - output->funcs->prepare(output); - } - - crtc->funcs->prepare(crtc); - - /* Set up the DPLL and any output state that needs to adjust or depend - * on the DPLL. - */ - crtc->funcs->mode_set(crtc, mode, adjusted_mode, crtc->x, crtc->y); - for (i = 0; i < xf86_config->num_output; i++) - { - xf86OutputPtr output = xf86_config->output[i]; - if (output->crtc == crtc) - output->funcs->mode_set(output, mode, adjusted_mode); - } - - /* Only upload when needed, to avoid unneeded delays. */ - if (!crtc->active && crtc->funcs->gamma_set) - crtc->funcs->gamma_set(crtc, crtc->gamma_red, crtc->gamma_green, - crtc->gamma_blue, crtc->gamma_size); - - /* Now, enable the clocks, plane, pipe, and outputs that we set up. */ - crtc->funcs->commit(crtc); - for (i = 0; i < xf86_config->num_output; i++) - { - xf86OutputPtr output = xf86_config->output[i]; - if (output->crtc == crtc) - output->funcs->commit(output); - } - - ret = TRUE; - -done: - if (ret) { - crtc->active = TRUE; - if (scrn->pScreen) - xf86CrtcSetScreenSubpixelOrder (scrn->pScreen); - } else { - crtc->x = saved_x; - crtc->y = saved_y; - crtc->rotation = saved_rotation; - crtc->mode = saved_mode; - if (saved_transform_present) - RRTransformCopy (&crtc->transform, &saved_transform); - crtc->transformPresent = saved_transform_present; - } - - if (adjusted_mode->name) - xfree(adjusted_mode->name); - xfree(adjusted_mode); - - if (didLock) - crtc->funcs->unlock (crtc); - - return ret; -} - -/** - * Sets the given video mode on the given crtc, but without providing - * a transform - */ -Bool -xf86CrtcSetMode (xf86CrtcPtr crtc, DisplayModePtr mode, Rotation rotation, - int x, int y) -{ - return xf86CrtcSetModeTransform (crtc, mode, rotation, NULL, x, y); -} - -/** - * Pans the screen, does not change the mode - */ -void -xf86CrtcSetOrigin (xf86CrtcPtr crtc, int x, int y) -{ - crtc->x = x; - crtc->y = y; - if (crtc->funcs->set_origin) { - if (!xf86CrtcRotate (crtc)) - return; - crtc->funcs->set_origin (crtc, x, y); - } - else - xf86CrtcSetMode (crtc, &crtc->mode, crtc->rotation, x, y); -} - -/* - * Output functions - */ - -extern XF86ConfigPtr xf86configptr; - -typedef enum { - OPTION_PREFERRED_MODE, - OPTION_POSITION, - OPTION_BELOW, - OPTION_RIGHT_OF, - OPTION_ABOVE, - OPTION_LEFT_OF, - OPTION_ENABLE, - OPTION_DISABLE, - OPTION_MIN_CLOCK, - OPTION_MAX_CLOCK, - OPTION_IGNORE, - OPTION_ROTATE, - OPTION_PANNING, - OPTION_PRIMARY, -} OutputOpts; - -static OptionInfoRec xf86OutputOptions[] = { - {OPTION_PREFERRED_MODE, "PreferredMode", OPTV_STRING, {0}, FALSE }, - {OPTION_POSITION, "Position", OPTV_STRING, {0}, FALSE }, - {OPTION_BELOW, "Below", OPTV_STRING, {0}, FALSE }, - {OPTION_RIGHT_OF, "RightOf", OPTV_STRING, {0}, FALSE }, - {OPTION_ABOVE, "Above", OPTV_STRING, {0}, FALSE }, - {OPTION_LEFT_OF, "LeftOf", OPTV_STRING, {0}, FALSE }, - {OPTION_ENABLE, "Enable", OPTV_BOOLEAN, {0}, FALSE }, - {OPTION_DISABLE, "Disable", OPTV_BOOLEAN, {0}, FALSE }, - {OPTION_MIN_CLOCK, "MinClock", OPTV_FREQ, {0}, FALSE }, - {OPTION_MAX_CLOCK, "MaxClock", OPTV_FREQ, {0}, FALSE }, - {OPTION_IGNORE, "Ignore", OPTV_BOOLEAN, {0}, FALSE }, - {OPTION_ROTATE, "Rotate", OPTV_STRING, {0}, FALSE }, - {OPTION_PANNING, "Panning", OPTV_STRING, {0}, FALSE }, - {OPTION_PRIMARY, "Primary", OPTV_BOOLEAN, {0}, FALSE }, - {-1, NULL, OPTV_NONE, {0}, FALSE }, -}; - -enum { - OPTION_MODEDEBUG, -}; - -static OptionInfoRec xf86DeviceOptions[] = { - {OPTION_MODEDEBUG, "ModeDebug", OPTV_BOOLEAN, {0}, FALSE }, - {-1, NULL, OPTV_NONE, {0}, FALSE }, -}; - -static void -xf86OutputSetMonitor (xf86OutputPtr output) -{ - char *option_name; - static const char monitor_prefix[] = "monitor-"; - char *monitor; - - if (!output->name) - return; - - if (output->options) - xfree (output->options); - - output->options = xnfalloc (sizeof (xf86OutputOptions)); - memcpy (output->options, xf86OutputOptions, sizeof (xf86OutputOptions)); - - option_name = xnfalloc (strlen (monitor_prefix) + - strlen (output->name) + 1); - strcpy (option_name, monitor_prefix); - strcat (option_name, output->name); - monitor = xf86findOptionValue (output->scrn->options, option_name); - if (!monitor) - monitor = output->name; - else - xf86MarkOptionUsedByName (output->scrn->options, option_name); - xfree (option_name); - output->conf_monitor = xf86findMonitor (monitor, - xf86configptr->conf_monitor_lst); - /* - * Find the monitor section of the screen and use that - */ - if (!output->conf_monitor && output->use_screen_monitor) - output->conf_monitor = xf86findMonitor (output->scrn->monitor->id, - xf86configptr->conf_monitor_lst); - if (output->conf_monitor) - { - xf86DrvMsg (output->scrn->scrnIndex, X_INFO, - "Output %s using monitor section %s\n", - output->name, output->conf_monitor->mon_identifier); - xf86ProcessOptions (output->scrn->scrnIndex, - output->conf_monitor->mon_option_lst, - output->options); - } - else - xf86DrvMsg (output->scrn->scrnIndex, X_INFO, - "Output %s has no monitor section\n", - output->name); -} - -static Bool -xf86OutputEnabled (xf86OutputPtr output, Bool strict) -{ - Bool enable, disable; - - /* check to see if this output was enabled in the config file */ - if (xf86GetOptValBool (output->options, OPTION_ENABLE, &enable) && enable) - { - xf86DrvMsg (output->scrn->scrnIndex, X_INFO, - "Output %s enabled by config file\n", output->name); - return TRUE; - } - /* or if this output was disabled in the config file */ - if (xf86GetOptValBool (output->options, OPTION_DISABLE, &disable) && disable) - { - xf86DrvMsg (output->scrn->scrnIndex, X_INFO, - "Output %s disabled by config file\n", output->name); - return FALSE; - } - - /* If not, try to only light up the ones we know are connected */ - if (strict) { - enable = output->status == XF86OutputStatusConnected; - } - /* But if that fails, try to light up even outputs we're unsure of */ - else { - enable = output->status != XF86OutputStatusDisconnected; - } - - xf86DrvMsg (output->scrn->scrnIndex, X_INFO, - "Output %s %sconnected\n", output->name, enable ? "" : "dis"); - return enable; -} - -static Bool -xf86OutputIgnored (xf86OutputPtr output) -{ - return xf86ReturnOptValBool (output->options, OPTION_IGNORE, FALSE); -} - -static char *direction[4] = { - "normal", - "left", - "inverted", - "right" -}; - -static Rotation -xf86OutputInitialRotation (xf86OutputPtr output) -{ - char *rotate_name = xf86GetOptValString (output->options, - OPTION_ROTATE); - int i; - - if (!rotate_name) - return RR_Rotate_0; - - for (i = 0; i < 4; i++) - if (xf86nameCompare (direction[i], rotate_name) == 0) - return (1 << i); - return RR_Rotate_0; -} - -xf86OutputPtr -xf86OutputCreate (ScrnInfoPtr scrn, - const xf86OutputFuncsRec *funcs, - const char *name) -{ - xf86OutputPtr output, *outputs; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - int len; - Bool primary; - - if (name) - len = strlen (name) + 1; - else - len = 0; - - output = xcalloc (sizeof (xf86OutputRec) + len, 1); - if (!output) - return NULL; - output->scrn = scrn; - output->funcs = funcs; - if (name) - { - output->name = (char *) (output + 1); - strcpy (output->name, name); - } - output->subpixel_order = SubPixelUnknown; - /* - * Use the old per-screen monitor section for the first output - */ - output->use_screen_monitor = (xf86_config->num_output == 0); -#ifdef RANDR_12_INTERFACE - output->randr_output = NULL; -#endif - if (name) - { - xf86OutputSetMonitor (output); - if (xf86OutputIgnored (output)) - { - xfree (output); - return FALSE; - } - } - - - if (xf86_config->output) - outputs = xrealloc (xf86_config->output, - (xf86_config->num_output + 1) * sizeof (xf86OutputPtr)); - else - outputs = xalloc ((xf86_config->num_output + 1) * sizeof (xf86OutputPtr)); - if (!outputs) - { - xfree (output); - return NULL; - } - - xf86_config->output = outputs; - - if (xf86GetOptValBool (output->options, OPTION_PRIMARY, &primary) && primary) - { - memmove(xf86_config->output + 1, xf86_config->output, - xf86_config->num_output * sizeof (xf86OutputPtr)); - xf86_config->output[0] = output; - } - else - { - xf86_config->output[xf86_config->num_output] = output; - } - - xf86_config->num_output++; - - return output; -} - -Bool -xf86OutputRename (xf86OutputPtr output, const char *name) -{ - int len = strlen(name) + 1; - char *newname = xalloc (len); - - if (!newname) - return FALSE; /* so sorry... */ - - strcpy (newname, name); - if (output->name && output->name != (char *) (output + 1)) - xfree (output->name); - output->name = newname; - xf86OutputSetMonitor (output); - if (xf86OutputIgnored (output)) - return FALSE; - return TRUE; -} - -void -xf86OutputUseScreenMonitor (xf86OutputPtr output, Bool use_screen_monitor) -{ - if (use_screen_monitor != output->use_screen_monitor) - { - output->use_screen_monitor = use_screen_monitor; - xf86OutputSetMonitor (output); - } -} - -void -xf86OutputDestroy (xf86OutputPtr output) -{ - ScrnInfoPtr scrn = output->scrn; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - int o; - - (*output->funcs->destroy) (output); - while (output->probed_modes) - xf86DeleteMode (&output->probed_modes, output->probed_modes); - for (o = 0; o < xf86_config->num_output; o++) - if (xf86_config->output[o] == output) - { - memmove (&xf86_config->output[o], - &xf86_config->output[o+1], - ((xf86_config->num_output - (o + 1)) * sizeof(void*))); - xf86_config->num_output--; - break; - } - if (output->name && output->name != (char *) (output + 1)) - xfree (output->name); - xfree (output); -} - -/* - * Called during CreateScreenResources to hook up RandR - */ -static Bool -xf86CrtcCreateScreenResources (ScreenPtr screen) -{ - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - - screen->CreateScreenResources = config->CreateScreenResources; - - if (!(*screen->CreateScreenResources)(screen)) - return FALSE; - - if (!xf86RandR12CreateScreenResources (screen)) - return FALSE; - - return TRUE; -} - -/* - * Clean up config on server reset - */ -static Bool -xf86CrtcCloseScreen (int index, ScreenPtr screen) -{ - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int o, c; - - screen->CloseScreen = config->CloseScreen; - - xf86RotateCloseScreen (screen); - - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - - output->randr_output = NULL; - } - for (c = 0; c < config->num_crtc; c++) - { - xf86CrtcPtr crtc = config->crtc[c]; - - crtc->randr_crtc = NULL; - } - return screen->CloseScreen (index, screen); -} - -/* - * Called at ScreenInit time to set up - */ -#ifdef RANDR_13_INTERFACE -int -#else -Bool -#endif -xf86CrtcScreenInit (ScreenPtr screen) -{ - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int c; - - /* Rotation */ - xf86DrvMsg(scrn->scrnIndex, X_INFO, "RandR 1.2 enabled, ignore the following RandR disabled message.\n"); - xf86DisableRandR(); /* Disable old RandR extension support */ - xf86RandR12Init (screen); - - /* support all rotations if every crtc has the shadow alloc funcs */ - for (c = 0; c < config->num_crtc; c++) - { - xf86CrtcPtr crtc = config->crtc[c]; - if (!crtc->funcs->shadow_allocate || !crtc->funcs->shadow_create) - break; - } - if (c == config->num_crtc) - { - xf86RandR12SetRotations (screen, RR_Rotate_0 | RR_Rotate_90 | - RR_Rotate_180 | RR_Rotate_270 | - RR_Reflect_X | RR_Reflect_Y); - xf86RandR12SetTransformSupport (screen, TRUE); - } - else - { - xf86RandR12SetRotations (screen, RR_Rotate_0); - xf86RandR12SetTransformSupport (screen, FALSE); - } - - /* Wrap CreateScreenResources so we can initialize the RandR code */ - config->CreateScreenResources = screen->CreateScreenResources; - screen->CreateScreenResources = xf86CrtcCreateScreenResources; - - config->CloseScreen = screen->CloseScreen; - screen->CloseScreen = xf86CrtcCloseScreen; - -#ifdef XFreeXDGA - _xf86_di_dga_init_internal(screen); -#endif -#ifdef RANDR_13_INTERFACE - return RANDR_INTERFACE_VERSION; -#else - return TRUE; -#endif -} - -static DisplayModePtr -xf86DefaultMode (xf86OutputPtr output, int width, int height) -{ - DisplayModePtr target_mode = NULL; - DisplayModePtr mode; - int target_diff = 0; - int target_preferred = 0; - int mm_height; - - mm_height = output->mm_height; - if (!mm_height) - mm_height = (768 * 25.4) / DEFAULT_DPI; - /* - * Pick a mode closest to DEFAULT_DPI - */ - for (mode = output->probed_modes; mode; mode = mode->next) - { - int dpi; - int preferred = (((mode->type & M_T_PREFERRED) != 0) + - ((mode->type & M_T_USERPREF) != 0)); - int diff; - - if (xf86ModeWidth (mode, output->initial_rotation) > width || - xf86ModeHeight (mode, output->initial_rotation) > height) - continue; - - /* yes, use VDisplay here, not xf86ModeHeight */ - dpi = (mode->VDisplay * 254) / (mm_height * 10); - diff = dpi - DEFAULT_DPI; - diff = diff < 0 ? -diff : diff; - if (target_mode == NULL || (preferred > target_preferred) || - (preferred == target_preferred && diff < target_diff)) - { - target_mode = mode; - target_diff = diff; - target_preferred = preferred; - } - } - return target_mode; -} - -static DisplayModePtr -xf86ClosestMode (xf86OutputPtr output, - DisplayModePtr match, Rotation match_rotation, - int width, int height) -{ - DisplayModePtr target_mode = NULL; - DisplayModePtr mode; - int target_diff = 0; - - /* - * Pick a mode closest to the specified mode - */ - for (mode = output->probed_modes; mode; mode = mode->next) - { - int dx, dy; - int diff; - - if (xf86ModeWidth (mode, output->initial_rotation) > width || - xf86ModeHeight (mode, output->initial_rotation) > height) - continue; - - /* exact matches are preferred */ - if (output->initial_rotation == match_rotation && - xf86ModesEqual (mode, match)) - return mode; - - dx = xf86ModeWidth (match, match_rotation) - xf86ModeWidth (mode, output->initial_rotation); - dy = xf86ModeHeight (match, match_rotation) - xf86ModeHeight (mode, output->initial_rotation); - diff = dx * dx + dy * dy; - if (target_mode == NULL || diff < target_diff) - { - target_mode = mode; - target_diff = diff; - } - } - return target_mode; -} - -static DisplayModePtr -xf86OutputHasPreferredMode (xf86OutputPtr output, int width, int height) -{ - DisplayModePtr mode; - - for (mode = output->probed_modes; mode; mode = mode->next) - { - if (xf86ModeWidth (mode, output->initial_rotation) > width || - xf86ModeHeight (mode, output->initial_rotation) > height) - continue; - - if (mode->type & M_T_PREFERRED) - return mode; - } - return NULL; -} - -static DisplayModePtr -xf86OutputHasUserPreferredMode (xf86OutputPtr output) -{ - DisplayModePtr mode, first = output->probed_modes; - - for (mode = first; mode && mode->next != first; mode = mode->next) - if (mode->type & M_T_USERPREF) - return mode; - - return NULL; -} - -static int -xf86PickCrtcs (ScrnInfoPtr scrn, - xf86CrtcPtr *best_crtcs, - DisplayModePtr *modes, - int n, - int width, - int height) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int c, o; - xf86OutputPtr output; - xf86CrtcPtr crtc; - xf86CrtcPtr *crtcs; - xf86CrtcPtr best_crtc; - int best_score; - int score; - int my_score; - - if (n == config->num_output) - return 0; - output = config->output[n]; - - /* - * Compute score with this output disabled - */ - best_crtcs[n] = NULL; - best_crtc = NULL; - best_score = xf86PickCrtcs (scrn, best_crtcs, modes, n+1, width, height); - if (modes[n] == NULL) - return best_score; - - crtcs = xalloc (config->num_output * sizeof (xf86CrtcPtr)); - if (!crtcs) - return best_score; - - my_score = 1; - /* Score outputs that are known to be connected higher */ - if (output->status == XF86OutputStatusConnected) - my_score++; - /* Score outputs with preferred modes higher */ - if (xf86OutputHasPreferredMode (output, width, height)) - my_score++; - /* - * Select a crtc for this output and - * then attempt to configure the remaining - * outputs - */ - for (c = 0; c < config->num_crtc; c++) - { - if ((output->possible_crtcs & (1 << c)) == 0) - continue; - - crtc = config->crtc[c]; - /* - * Check to see if some other output is - * using this crtc - */ - for (o = 0; o < n; o++) - if (best_crtcs[o] == crtc) - break; - if (o < n) - { - /* - * If the two outputs desire the same mode, - * see if they can be cloned - */ - if (xf86ModesEqual (modes[o], modes[n]) && - config->output[o]->initial_rotation == config->output[n]->initial_rotation && - config->output[o]->initial_x == config->output[n]->initial_x && - config->output[o]->initial_y == config->output[n]->initial_y) - { - if ((output->possible_clones & (1 << o)) == 0) - continue; /* nope, try next CRTC */ - } - else - continue; /* different modes, can't clone */ - } - crtcs[n] = crtc; - memcpy (crtcs, best_crtcs, n * sizeof (xf86CrtcPtr)); - score = my_score + xf86PickCrtcs (scrn, crtcs, modes, n+1, width, height); - if (score > best_score) - { - best_crtc = crtc; - best_score = score; - memcpy (best_crtcs, crtcs, config->num_output * sizeof (xf86CrtcPtr)); - } - } - xfree (crtcs); - return best_score; -} - - -/* - * Compute the virtual size necessary to place all of the available - * crtcs in the specified configuration. - * - * canGrow indicates that the driver can make the screen larger than its initial - * configuration. If FALSE, this function will enlarge the screen to include - * the largest available mode. - */ - -static void -xf86DefaultScreenLimits (ScrnInfoPtr scrn, int *widthp, int *heightp, - Bool canGrow) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int width = 0, height = 0; - int o; - int c; - int s; - - for (c = 0; c < config->num_crtc; c++) - { - int crtc_width = 0, crtc_height = 0; - xf86CrtcPtr crtc = config->crtc[c]; - - if (crtc->enabled) - { - crtc_width = crtc->x + xf86ModeWidth (&crtc->desiredMode, crtc->desiredRotation); - crtc_height = crtc->y + xf86ModeHeight (&crtc->desiredMode, crtc->desiredRotation); - } - if (!canGrow) { - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - - for (s = 0; s < config->num_crtc; s++) - if (output->possible_crtcs & (1 << s)) - { - DisplayModePtr mode; - for (mode = output->probed_modes; mode; mode = mode->next) - { - if (mode->HDisplay > crtc_width) - crtc_width = mode->HDisplay; - if (mode->VDisplay > crtc_width) - crtc_width = mode->VDisplay; - if (mode->VDisplay > crtc_height) - crtc_height = mode->VDisplay; - if (mode->HDisplay > crtc_height) - crtc_height = mode->HDisplay; - } - } - } - } - if (crtc_width > width) - width = crtc_width; - if (crtc_height > height) - height = crtc_height; - } - if (config->maxWidth && width > config->maxWidth) width = config->maxWidth; - if (config->maxHeight && height > config->maxHeight) height = config->maxHeight; - if (config->minWidth && width < config->minWidth) width = config->minWidth; - if (config->minHeight && height < config->minHeight) height = config->minHeight; - *widthp = width; - *heightp = height; -} - -#define POSITION_UNSET -100000 - -/* - * check if the user configured any outputs at all - * with either a position or a relative setting or a mode. - */ -static Bool -xf86UserConfiguredOutputs(ScrnInfoPtr scrn, DisplayModePtr *modes) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int o; - Bool user_conf = FALSE; - - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - char *position; - char *relative_name; - OutputOpts relation; - int r; - static const OutputOpts relations[] = { - OPTION_BELOW, OPTION_RIGHT_OF, OPTION_ABOVE, OPTION_LEFT_OF - }; - - position = xf86GetOptValString (output->options, - OPTION_POSITION); - if (position) - user_conf = TRUE; - - relation = 0; - relative_name = NULL; - for (r = 0; r < 4; r++) - { - relation = relations[r]; - relative_name = xf86GetOptValString (output->options, - relation); - if (relative_name) - break; - } - if (relative_name) - user_conf = TRUE; - - modes[o] = xf86OutputHasUserPreferredMode(output); - if (modes[o]) - user_conf = TRUE; - } - - return user_conf; -} - -static Bool -xf86InitialOutputPositions (ScrnInfoPtr scrn, DisplayModePtr *modes) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int o; - int min_x, min_y; - - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - - output->initial_x = output->initial_y = POSITION_UNSET; - } - - /* - * Loop until all outputs are set - */ - for (;;) - { - Bool any_set = FALSE; - Bool keep_going = FALSE; - - for (o = 0; o < config->num_output; o++) - { - static const OutputOpts relations[] = { - OPTION_BELOW, OPTION_RIGHT_OF, OPTION_ABOVE, OPTION_LEFT_OF - }; - xf86OutputPtr output = config->output[o]; - xf86OutputPtr relative; - char *relative_name; - char *position; - OutputOpts relation; - int r; - - if (output->initial_x != POSITION_UNSET) - continue; - position = xf86GetOptValString (output->options, - OPTION_POSITION); - /* - * Absolute position wins - */ - if (position) - { - int x, y; - if (sscanf (position, "%d %d", &x, &y) == 2) - { - output->initial_x = x; - output->initial_y = y; - } - else - { - xf86DrvMsg (scrn->scrnIndex, X_ERROR, - "Output %s position not of form \"x y\"\n", - output->name); - output->initial_x = output->initial_y = 0; - } - any_set = TRUE; - continue; - } - /* - * Next comes relative positions - */ - relation = 0; - relative_name = NULL; - for (r = 0; r < 4; r++) - { - relation = relations[r]; - relative_name = xf86GetOptValString (output->options, - relation); - if (relative_name) - break; - } - if (relative_name) - { - int or; - relative = NULL; - for (or = 0; or < config->num_output; or++) - { - xf86OutputPtr out_rel = config->output[or]; - XF86ConfMonitorPtr rel_mon = out_rel->conf_monitor; - - if (rel_mon) - { - if (xf86nameCompare (rel_mon->mon_identifier, - relative_name) == 0) - { - relative = config->output[or]; - break; - } - } - if (strcmp (out_rel->name, relative_name) == 0) - { - relative = config->output[or]; - break; - } - } - if (!relative) - { - xf86DrvMsg (scrn->scrnIndex, X_ERROR, - "Cannot position output %s relative to unknown output %s\n", - output->name, relative_name); - output->initial_x = 0; - output->initial_y = 0; - any_set = TRUE; - continue; - } - if (!modes[or]) - { - xf86DrvMsg (scrn->scrnIndex, X_ERROR, - "Cannot position output %s relative to output %s without modes\n", - output->name, relative_name); - output->initial_x = 0; - output->initial_y = 0; - any_set = TRUE; - continue; - } - if (relative->initial_x == POSITION_UNSET) - { - keep_going = TRUE; - continue; - } - output->initial_x = relative->initial_x; - output->initial_y = relative->initial_y; - switch (relation) { - case OPTION_BELOW: - output->initial_y += xf86ModeHeight (modes[or], relative->initial_rotation); - break; - case OPTION_RIGHT_OF: - output->initial_x += xf86ModeWidth (modes[or], relative->initial_rotation); - break; - case OPTION_ABOVE: - if (modes[o]) - output->initial_y -= xf86ModeHeight (modes[o], output->initial_rotation); - break; - case OPTION_LEFT_OF: - if (modes[o]) - output->initial_x -= xf86ModeWidth (modes[o], output->initial_rotation); - break; - default: - break; - } - any_set = TRUE; - continue; - } - - /* Nothing set, just stick them at 0,0 */ - output->initial_x = 0; - output->initial_y = 0; - any_set = TRUE; - } - if (!keep_going) - break; - if (!any_set) - { - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - if (output->initial_x == POSITION_UNSET) - { - xf86DrvMsg (scrn->scrnIndex, X_ERROR, - "Output position loop. Moving %s to 0,0\n", - output->name); - output->initial_x = output->initial_y = 0; - break; - } - } - } - } - - /* - * normalize positions - */ - min_x = 1000000; - min_y = 1000000; - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - - if (output->initial_x < min_x) - min_x = output->initial_x; - if (output->initial_y < min_y) - min_y = output->initial_y; - } - - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - - output->initial_x -= min_x; - output->initial_y -= min_y; - } - return TRUE; -} - -static void -xf86InitialPanning (ScrnInfoPtr scrn) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int o; - - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - char *panning = xf86GetOptValString (output->options, OPTION_PANNING); - int width, height, left, top; - int track_width, track_height, track_left, track_top; - int brdr[4]; - - memset (&output->initialTotalArea, 0, sizeof(BoxRec)); - memset (&output->initialTrackingArea, 0, sizeof(BoxRec)); - memset (output->initialBorder, 0, 4*sizeof(INT16)); - - if (! panning) - continue; - - switch (sscanf (panning, "%dx%d+%d+%d/%dx%d+%d+%d/%d/%d/%d/%d", - &width, &height, &left, &top, - &track_width, &track_height, &track_left, &track_top, - &brdr[0], &brdr[1], &brdr[2], &brdr[3])) { - case 12: - output->initialBorder[0] = brdr[0]; - output->initialBorder[1] = brdr[1]; - output->initialBorder[2] = brdr[2]; - output->initialBorder[3] = brdr[3]; - /* fall through */ - case 8: - output->initialTrackingArea.x1 = track_left; - output->initialTrackingArea.y1 = track_top; - output->initialTrackingArea.x2 = track_left + track_width; - output->initialTrackingArea.y2 = track_top + track_height; - /* fall through */ - case 4: - output->initialTotalArea.x1 = left; - output->initialTotalArea.y1 = top; - /* fall through */ - case 2: - output->initialTotalArea.x2 = output->initialTotalArea.x1 + width; - output->initialTotalArea.y2 = output->initialTotalArea.y1 + height; - break; - default: - xf86DrvMsg (scrn->scrnIndex, X_ERROR, - "Broken panning specification '%s' for output %s in config file\n", - panning, output->name); - } - } -} - -/** Return - 0 + if a should be earlier, same or later than b in list - */ -static int -xf86ModeCompare (DisplayModePtr a, DisplayModePtr b) -{ - int diff; - - diff = ((b->type & M_T_PREFERRED) != 0) - ((a->type & M_T_PREFERRED) != 0); - if (diff) - return diff; - diff = b->HDisplay * b->VDisplay - a->HDisplay * a->VDisplay; - if (diff) - return diff; - diff = b->Clock - a->Clock; - return diff; -} - -/** - * Insertion sort input in-place and return the resulting head - */ -static DisplayModePtr -xf86SortModes (DisplayModePtr input) -{ - DisplayModePtr output = NULL, i, o, n, *op, prev; - - /* sort by preferred status and pixel area */ - while (input) - { - i = input; - input = input->next; - for (op = &output; (o = *op); op = &o->next) - if (xf86ModeCompare (o, i) > 0) - break; - i->next = *op; - *op = i; - } - /* prune identical modes */ - for (o = output; o && (n = o->next); o = n) - { - if (!strcmp (o->name, n->name) && xf86ModesEqual (o, n)) - { - o->next = n->next; - xfree (n->name); - xfree (n); - n = o; - } - } - /* hook up backward links */ - prev = NULL; - for (o = output; o; o = o->next) - { - o->prev = prev; - prev = o; - } - return output; -} - -static char * -preferredMode(ScrnInfoPtr pScrn, xf86OutputPtr output) -{ - char *preferred_mode = NULL; - - /* Check for a configured preference for a particular mode */ - preferred_mode = xf86GetOptValString (output->options, - OPTION_PREFERRED_MODE); - if (preferred_mode) - return preferred_mode; - - if (pScrn->display->modes && *pScrn->display->modes) - preferred_mode = *pScrn->display->modes; - - return preferred_mode; -} - -static void -GuessRangeFromModes(MonPtr mon, DisplayModePtr mode) -{ - if (!mon || !mode) - return; - - mon->nHsync = 1; - mon->hsync[0].lo = 1024.0; - mon->hsync[0].hi = 0.0; - - mon->nVrefresh = 1; - mon->vrefresh[0].lo = 1024.0; - mon->vrefresh[0].hi = 0.0; - - while (mode) { - if (!mode->HSync) - mode->HSync = ((float) mode->Clock ) / ((float) mode->HTotal); - - if (!mode->VRefresh) - mode->VRefresh = (1000.0 * ((float) mode->Clock)) / - ((float) (mode->HTotal * mode->VTotal)); - - if (mode->HSync < mon->hsync[0].lo) - mon->hsync[0].lo = mode->HSync; - - if (mode->HSync > mon->hsync[0].hi) - mon->hsync[0].hi = mode->HSync; - - if (mode->VRefresh < mon->vrefresh[0].lo) - mon->vrefresh[0].lo = mode->VRefresh; - - if (mode->VRefresh > mon->vrefresh[0].hi) - mon->vrefresh[0].hi = mode->VRefresh; - - mode = mode->next; - } - - /* stretch out the bottom to fit 640x480@60 */ - if (mon->hsync[0].lo > 31.0) - mon->hsync[0].lo = 31.0; - if (mon->vrefresh[0].lo > 58.0) - mon->vrefresh[0].lo = 58.0; -} - -enum det_monrec_source { - sync_config, sync_edid, sync_default -}; - -struct det_monrec_parameter { - MonRec *mon_rec; - int *max_clock; - Bool set_hsync; - Bool set_vrefresh; - enum det_monrec_source *sync_source; -}; - -static void handle_detailed_monrec(struct detailed_monitor_section *det_mon, - void *data) -{ - enum { sync_config, sync_edid, sync_default }; - struct det_monrec_parameter *p; - p = (struct det_monrec_parameter *)data; - - if (det_mon->type == DS_RANGES) { - struct monitor_ranges *ranges = &det_mon->section.ranges; - if (p->set_hsync && ranges->max_h) { - p->mon_rec->hsync[p->mon_rec->nHsync].lo = ranges->min_h; - p->mon_rec->hsync[p->mon_rec->nHsync].hi = ranges->max_h; - p->mon_rec->nHsync++; - if (*p->sync_source == sync_default) - *p->sync_source = sync_edid; - } - if (p->set_vrefresh && ranges->max_v) { - p->mon_rec->vrefresh[p->mon_rec->nVrefresh].lo = ranges->min_v; - p->mon_rec->vrefresh[p->mon_rec->nVrefresh].hi = ranges->max_v; - p->mon_rec->nVrefresh++; - if (*p->sync_source == sync_default) - *p->sync_source = sync_edid; - } - if (ranges->max_clock * 1000 > *p->max_clock) - *p->max_clock = ranges->max_clock * 1000; - } -} - -void -xf86ProbeOutputModes (ScrnInfoPtr scrn, int maxX, int maxY) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int o; - - /* When canGrow was TRUE in the initial configuration we have to - * compare against the maximum values so that we don't drop modes. - * When canGrow was FALSE, the maximum values would have been clamped - * anyway. - */ - if (maxX == 0 || maxY == 0) { - maxX = config->maxWidth; - maxY = config->maxHeight; - } - - /* Probe the list of modes for each output. */ - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - DisplayModePtr mode; - DisplayModePtr config_modes = NULL, output_modes, default_modes = NULL; - char *preferred_mode; - xf86MonPtr edid_monitor; - XF86ConfMonitorPtr conf_monitor; - MonRec mon_rec; - int min_clock = 0; - int max_clock = 0; - double clock; - Bool add_default_modes = TRUE; - Bool debug_modes = config->debug_modes || - xf86Initialising; - enum det_monrec_source sync_source = sync_default; - - while (output->probed_modes != NULL) - xf86DeleteMode(&output->probed_modes, output->probed_modes); - - /* - * Check connection status - */ - output->status = (*output->funcs->detect)(output); - - if (output->status == XF86OutputStatusDisconnected && - !xf86ReturnOptValBool(output->options, OPTION_ENABLE, FALSE)) - { - xf86OutputSetEDID (output, NULL); - continue; - } - - memset (&mon_rec, '\0', sizeof (mon_rec)); - - conf_monitor = output->conf_monitor; - - if (conf_monitor) - { - int i; - - for (i = 0; i < conf_monitor->mon_n_hsync; i++) - { - mon_rec.hsync[mon_rec.nHsync].lo = conf_monitor->mon_hsync[i].lo; - mon_rec.hsync[mon_rec.nHsync].hi = conf_monitor->mon_hsync[i].hi; - mon_rec.nHsync++; - sync_source = sync_config; - } - for (i = 0; i < conf_monitor->mon_n_vrefresh; i++) - { - mon_rec.vrefresh[mon_rec.nVrefresh].lo = conf_monitor->mon_vrefresh[i].lo; - mon_rec.vrefresh[mon_rec.nVrefresh].hi = conf_monitor->mon_vrefresh[i].hi; - mon_rec.nVrefresh++; - sync_source = sync_config; - } - config_modes = xf86GetMonitorModes (scrn, conf_monitor); - } - - output_modes = (*output->funcs->get_modes) (output); - - edid_monitor = output->MonInfo; - - if (edid_monitor) - { - struct det_monrec_parameter p; - struct disp_features *features = &edid_monitor->features; - - /* if display is not continuous-frequency, don't add default modes */ - if (!GTF_SUPPORTED(features->msc)) - add_default_modes = FALSE; - - p.mon_rec = &mon_rec; - p.max_clock = &max_clock; - p.set_hsync = mon_rec.nHsync == 0; - p.set_vrefresh = mon_rec.nVrefresh == 0; - p.sync_source = &sync_source; - - xf86ForEachDetailedBlock(edid_monitor, - handle_detailed_monrec, - &p); - } - - if (xf86GetOptValFreq (output->options, OPTION_MIN_CLOCK, - OPTUNITS_KHZ, &clock)) - min_clock = (int) clock; - if (xf86GetOptValFreq (output->options, OPTION_MAX_CLOCK, - OPTUNITS_KHZ, &clock)) - max_clock = (int) clock; - - /* If we still don't have a sync range, guess wildly */ - if (!mon_rec.nHsync || !mon_rec.nVrefresh) - GuessRangeFromModes(&mon_rec, output_modes); - - /* - * These limits will end up setting a 1024x768@60Hz mode by default, - * which seems like a fairly good mode to use when nothing else is - * specified - */ - if (mon_rec.nHsync == 0) - { - mon_rec.hsync[0].lo = 31.0; - mon_rec.hsync[0].hi = 55.0; - mon_rec.nHsync = 1; - } - if (mon_rec.nVrefresh == 0) - { - mon_rec.vrefresh[0].lo = 58.0; - mon_rec.vrefresh[0].hi = 62.0; - mon_rec.nVrefresh = 1; - } - - if (add_default_modes) - default_modes = xf86GetDefaultModes (); - - /* - * If this is not an RB monitor, remove RB modes from the default - * pool. RB modes from the config or the monitor itself are fine. - */ - if (!mon_rec.reducedblanking) - xf86ValidateModesReducedBlanking (scrn, default_modes); - - if (sync_source == sync_config) - { - /* - * Check output and config modes against sync range from config file - */ - xf86ValidateModesSync (scrn, output_modes, &mon_rec); - xf86ValidateModesSync (scrn, config_modes, &mon_rec); - } - /* - * Check default modes against sync range - */ - xf86ValidateModesSync (scrn, default_modes, &mon_rec); - /* - * Check default modes against monitor max clock - */ - if (max_clock) { - xf86ValidateModesClocks(scrn, default_modes, - &min_clock, &max_clock, 1); - xf86ValidateModesClocks(scrn, output_modes, - &min_clock, &max_clock, 1); - } - - output->probed_modes = NULL; - output->probed_modes = xf86ModesAdd (output->probed_modes, config_modes); - output->probed_modes = xf86ModesAdd (output->probed_modes, output_modes); - output->probed_modes = xf86ModesAdd (output->probed_modes, default_modes); - - /* - * Check all modes against max size, interlace, and doublescan - */ - if (maxX && maxY) - xf86ValidateModesSize (scrn, output->probed_modes, - maxX, maxY, 0); - - { - int flags = (output->interlaceAllowed ? V_INTERLACE : 0) | - (output->doubleScanAllowed ? V_DBLSCAN : 0); - xf86ValidateModesFlags (scrn, output->probed_modes, flags); - } - - /* - * Check all modes against output - */ - for (mode = output->probed_modes; mode != NULL; mode = mode->next) - if (mode->status == MODE_OK) - mode->status = (*output->funcs->mode_valid)(output, mode); - - xf86PruneInvalidModes(scrn, &output->probed_modes, debug_modes); - - output->probed_modes = xf86SortModes (output->probed_modes); - - /* Check for a configured preference for a particular mode */ - preferred_mode = preferredMode(scrn, output); - - if (preferred_mode) - { - for (mode = output->probed_modes; mode; mode = mode->next) - { - if (!strcmp (preferred_mode, mode->name)) - { - if (mode != output->probed_modes) - { - if (mode->prev) - mode->prev->next = mode->next; - if (mode->next) - mode->next->prev = mode->prev; - mode->next = output->probed_modes; - output->probed_modes->prev = mode; - mode->prev = NULL; - output->probed_modes = mode; - } - mode->type |= (M_T_PREFERRED|M_T_USERPREF); - break; - } - } - } - - output->initial_rotation = xf86OutputInitialRotation (output); - - if (debug_modes) { - if (output->probed_modes != NULL) { - xf86DrvMsg(scrn->scrnIndex, X_INFO, - "Printing probed modes for output %s\n", - output->name); - } else { - xf86DrvMsg(scrn->scrnIndex, X_INFO, - "No remaining probed modes for output %s\n", - output->name); - } - } - for (mode = output->probed_modes; mode != NULL; mode = mode->next) - { - /* The code to choose the best mode per pipe later on will require - * VRefresh to be set. - */ - mode->VRefresh = xf86ModeVRefresh(mode); - xf86SetModeCrtc(mode, INTERLACE_HALVE_V); - - if (debug_modes) - xf86PrintModeline(scrn->scrnIndex, mode); - } - } -} - - -/** - * Copy one of the output mode lists to the ScrnInfo record - */ - -/* XXX where does this function belong? Here? */ -void -xf86RandR12GetOriginalVirtualSize(ScrnInfoPtr scrn, int *x, int *y); - -static DisplayModePtr -biggestMode(DisplayModePtr a, DisplayModePtr b) -{ - int A, B; - - if (!a) - return b; - if (!b) - return a; - - A = a->HDisplay * a->VDisplay; - B = b->HDisplay * b->VDisplay; - - if (A > B) - return a; - - return b; -} - -static xf86OutputPtr -SetCompatOutput(xf86CrtcConfigPtr config) -{ - xf86OutputPtr output = NULL, test = NULL; - DisplayModePtr maxmode = NULL, testmode, mode; - int o, compat = -1, count, mincount = 0; - - /* Look for one that's definitely connected */ - for (o = 0; o < config->num_output; o++) - { - test = config->output[o]; - if (!test->crtc) - continue; - if (test->status != XF86OutputStatusConnected) - continue; - if (!test->probed_modes) - continue; - - testmode = mode = test->probed_modes; - for (count = 0; mode; mode = mode->next, count++) - testmode = biggestMode(testmode, mode); - - if (!output) { - output = test; - compat = o; - maxmode = testmode; - mincount = count; - } else if (maxmode == biggestMode(maxmode, testmode)) { - output = test; - compat = o; - maxmode = testmode; - mincount = count; - } else if ((maxmode->HDisplay == testmode->HDisplay) && - (maxmode->VDisplay == testmode->VDisplay) && - count <= mincount) { - output = test; - compat = o; - maxmode = testmode; - mincount = count; - } - } - - /* If we didn't find one, take anything we can get */ - if (!output) - { - for (o = 0; o < config->num_output; o++) - { - test = config->output[o]; - if (!test->crtc) - continue; - if (!test->probed_modes) - continue; - - if (!output) { - output = test; - compat = o; - } else if (test->probed_modes->HDisplay < output->probed_modes->HDisplay) { - output = test; - compat = o; - } - } - } - - if (compat >= 0) { - config->compat_output = compat; - } else { - /* Don't change the compat output when no valid outputs found */ - output = config->output[config->compat_output]; - } - - return output; -} - -void -xf86SetScrnInfoModes (ScrnInfoPtr scrn) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - xf86OutputPtr output; - xf86CrtcPtr crtc; - DisplayModePtr last, mode = NULL; - - output = SetCompatOutput(config); - - if (!output) - return; /* punt */ - - crtc = output->crtc; - - /* Clear any existing modes from scrn->modes */ - while (scrn->modes != NULL) - xf86DeleteMode(&scrn->modes, scrn->modes); - - /* Set scrn->modes to the mode list for the 'compat' output */ - scrn->modes = xf86DuplicateModes(scrn, output->probed_modes); - - if (crtc) { - for (mode = scrn->modes; mode; mode = mode->next) - if (xf86ModesEqual (mode, &crtc->desiredMode)) - break; - } - - if (scrn->modes != NULL) { - /* For some reason, scrn->modes is circular, unlike the other mode - * lists. How great is that? - */ - for (last = scrn->modes; last && last->next; last = last->next) - ; - last->next = scrn->modes; - scrn->modes->prev = last; - if (mode) { - while (scrn->modes != mode) - scrn->modes = scrn->modes->next; - } - } - scrn->currentMode = scrn->modes; -#ifdef XFreeXDGA - if (scrn->pScreen) - _xf86_di_dga_reinit_internal(scrn->pScreen); -#endif -} - -static void -xf86CollectEnabledOutputs(ScrnInfoPtr scrn, xf86CrtcConfigPtr config, - Bool *enabled) -{ - Bool any_enabled = FALSE; - int o; - - for (o = 0; o < config->num_output; o++) - any_enabled |= enabled[o] = xf86OutputEnabled(config->output[o], TRUE); - - if (!any_enabled) { - xf86DrvMsg(scrn->scrnIndex, X_WARNING, - "No outputs definitely connected, trying again...\n"); - - for (o = 0; o < config->num_output; o++) - enabled[o] = xf86OutputEnabled(config->output[o], FALSE); - } -} - -static Bool -nextEnabledOutput(xf86CrtcConfigPtr config, Bool *enabled, int *index) -{ - int o = *index; - - for (o++; o < config->num_output; o++) { - if (enabled[o]) { - *index = o; - return TRUE; - } - } - - return FALSE; -} - -static Bool -aspectMatch(float a, float b) -{ - return fabs(1 - (a / b)) < 0.05; -} - -static DisplayModePtr -nextAspectMode(xf86OutputPtr o, DisplayModePtr last, float aspect) -{ - DisplayModePtr m = NULL; - - if (!o) - return NULL; - - if (!last) - m = o->probed_modes; - else - m = last->next; - - for (; m; m = m->next) - if (aspectMatch(aspect, (float)m->HDisplay / (float)m->VDisplay)) - return m; - - return NULL; -} - -static DisplayModePtr -bestModeForAspect(xf86CrtcConfigPtr config, Bool *enabled, float aspect) -{ - int o = -1, p; - DisplayModePtr mode = NULL, test = NULL, match = NULL; - - if (!nextEnabledOutput(config, enabled, &o)) - return NULL; - while ((mode = nextAspectMode(config->output[o], mode, aspect))) { - test = mode; - for (p = o; nextEnabledOutput(config, enabled, &p); ) { - test = xf86OutputFindClosestMode(config->output[p], mode); - if (!test) - break; - if (test->HDisplay != mode->HDisplay || - test->VDisplay != mode->VDisplay) { - test = NULL; - break; - } - } - - /* if we didn't match it on all outputs, try the next one */ - if (!test) - continue; - - /* if it's bigger than the last one, save it */ - if (!match || (test->HDisplay > match->HDisplay)) - match = test; - } - - /* return the biggest one found */ - return match; -} - -static Bool -xf86TargetPreferred(ScrnInfoPtr scrn, xf86CrtcConfigPtr config, - DisplayModePtr *modes, Bool *enabled, - int width, int height) -{ - int o, p; - int max_pref_width = 0, max_pref_height = 0; - DisplayModePtr *preferred, *preferred_match; - Bool ret = FALSE; - - preferred = xnfcalloc(config->num_output, sizeof(DisplayModePtr)); - preferred_match = xnfcalloc(config->num_output, sizeof(DisplayModePtr)); - - /* Check if the preferred mode is available on all outputs */ - for (p = -1; nextEnabledOutput(config, enabled, &p); ) { - Rotation r = config->output[p]->initial_rotation; - DisplayModePtr mode; - if ((preferred[p] = xf86OutputHasPreferredMode(config->output[p], - width, height))) { - int pref_width = xf86ModeWidth(preferred[p], r); - int pref_height = xf86ModeHeight(preferred[p], r); - Bool all_match = TRUE; - - for (o = -1; nextEnabledOutput(config, enabled, &o); ) { - Bool match = FALSE; - xf86OutputPtr output = config->output[o]; - if (o == p) - continue; - - for (mode = output->probed_modes; mode; mode = mode->next) { - Rotation r = output->initial_rotation; - if (xf86ModeWidth(mode, r) == pref_width && - xf86ModeHeight(mode, r) == pref_height) { - preferred[o] = mode; - match = TRUE; - } - } - - all_match &= match; - } - - if (all_match && - (pref_width*pref_height > max_pref_width*max_pref_height)) { - for (o = -1; nextEnabledOutput(config, enabled, &o); ) - preferred_match[o] = preferred[o]; - max_pref_width = pref_width; - max_pref_height = pref_height; - ret = TRUE; - } - } - } - - /* - * If there's no preferred mode, but only one monitor, pick the - * biggest mode for its aspect ratio, assuming one exists. - */ - if (!ret) do { - int i = 0; - float aspect = 0.0; - - /* count the number of enabled outputs */ - for (i = 0, p = -1; nextEnabledOutput(config, enabled, &p); i++) ; - - if (i != 1) - break; - - p = -1; - nextEnabledOutput(config, enabled, &p); - if (config->output[p]->mm_height) - aspect = (float)config->output[p]->mm_width / - (float)config->output[p]->mm_height; - - if (aspect) - preferred_match[p] = bestModeForAspect(config, enabled, aspect); - - if (preferred_match[p]) - ret = TRUE; - - } while (0); - - if (ret) { - /* oh good, there is a match. stash the selected modes and return. */ - memcpy(modes, preferred_match, - config->num_output * sizeof(DisplayModePtr)); - } - - xfree(preferred); - xfree(preferred_match); - return ret; -} - -static Bool -xf86TargetAspect(ScrnInfoPtr scrn, xf86CrtcConfigPtr config, - DisplayModePtr *modes, Bool *enabled, - int width, int height) -{ - int o; - float aspect = 0.0, *aspects; - xf86OutputPtr output; - Bool ret = FALSE; - DisplayModePtr guess = NULL, aspect_guess = NULL, base_guess = NULL; - - aspects = xnfcalloc(config->num_output, sizeof(float)); - - /* collect the aspect ratios */ - for (o = -1; nextEnabledOutput(config, enabled, &o); ) { - output = config->output[o]; - if (output->mm_height) - aspects[o] = (float)output->mm_width / (float)output->mm_height; - else - aspects[o] = 4.0 / 3.0; - } - - /* check that they're all the same */ - for (o = -1; nextEnabledOutput(config, enabled, &o); ) { - output = config->output[o]; - if (!aspect) { - aspect = aspects[o]; - } else if (!aspectMatch(aspect, aspects[o])) { - goto no_aspect_match; - } - } - - /* if they're all 4:3, just skip ahead and save effort */ - if (!aspectMatch(aspect, 4.0/3.0)) - aspect_guess = bestModeForAspect(config, enabled, aspect); - -no_aspect_match: - base_guess = bestModeForAspect(config, enabled, 4.0/3.0); - - guess = biggestMode(base_guess, aspect_guess); - - if (!guess) - goto out; - - /* found a mode that works everywhere, now apply it */ - for (o = -1; nextEnabledOutput(config, enabled, &o); ) { - modes[o] = xf86OutputFindClosestMode(config->output[o], guess); - } - ret = TRUE; - -out: - xfree(aspects); - return ret; -} - -static Bool -xf86TargetFallback(ScrnInfoPtr scrn, xf86CrtcConfigPtr config, - DisplayModePtr *modes, Bool *enabled, - int width, int height) -{ - DisplayModePtr target_mode = NULL; - Rotation target_rotation = RR_Rotate_0; - DisplayModePtr default_mode; - int default_preferred, target_preferred = 0, o; - - /* User preferred > preferred > other modes */ - for (o = -1; nextEnabledOutput(config, enabled, &o); ) { - default_mode = xf86DefaultMode (config->output[o], width, height); - if (!default_mode) - continue; - - default_preferred = (((default_mode->type & M_T_PREFERRED) != 0) + - ((default_mode->type & M_T_USERPREF) != 0)); - - if (default_preferred > target_preferred || !target_mode) { - target_mode = default_mode; - target_preferred = default_preferred; - target_rotation = config->output[o]->initial_rotation; - config->compat_output = o; - } - } - - if (target_mode) - modes[config->compat_output] = target_mode; - - /* Fill in other output modes */ - for (o = -1; nextEnabledOutput(config, enabled, &o); ) { - if (!modes[o]) - modes[o] = xf86ClosestMode(config->output[o], target_mode, - target_rotation, width, height); - } - - return (target_mode != NULL); -} - -static Bool -xf86TargetUserpref(ScrnInfoPtr scrn, xf86CrtcConfigPtr config, - DisplayModePtr *modes, Bool *enabled, - int width, int height) -{ - int o; - - if (xf86UserConfiguredOutputs(scrn, modes)) - return xf86TargetFallback(scrn, config, modes, enabled, width, height); - - for (o = -1; nextEnabledOutput(config, enabled, &o); ) - if (xf86OutputHasUserPreferredMode(config->output[o])) - return - xf86TargetFallback(scrn, config, modes, enabled, width, height); - - return FALSE; -} - -static Bool -xf86CrtcSetInitialGamma(xf86CrtcPtr crtc, float gamma_red, float gamma_green, - float gamma_blue) -{ - int i, size = 256; - CARD16 *red, *green, *blue; - - red = malloc(3 * size * sizeof(CARD16)); - green = red + size; - blue = green + size; - - /* Only cause warning if user wanted gamma to be set. */ - if (!crtc->funcs->gamma_set && (gamma_red != 1.0 || gamma_green != 1.0 || gamma_blue != 1.0)) { - free(red); - return FALSE; - } else if (!crtc->funcs->gamma_set) { - free(red); - return TRUE; - } - - /* At this early stage none of the randr-interface stuff is up. - * So take the default gamma size for lack of something better. - */ - for (i = 0; i < size; i++) { - if (gamma_red == 1.0) - red[i] = i << 8; - else - red[i] = (CARD16)(pow((double)i/(double)(size - 1), - 1. / (double)gamma_red) * (double)(size - 1) * 256); - - if (gamma_green == 1.0) - green[i] = i << 8; - else - green[i] = (CARD16)(pow((double)i/(double)(size - 1), - 1. / (double)gamma_green) * (double)(size - 1) * 256); - - if (gamma_blue == 1.0) - blue[i] = i << 8; - else - blue[i] = (CARD16)(pow((double)i/(double)(size - 1), - 1. / (double)gamma_blue) * (double)(size - 1) * 256); - } - - /* Default size is 256, so anything else is failure. */ - if (size != crtc->gamma_size) { - free(red); - return FALSE; - } - - crtc->gamma_size = size; - memcpy (crtc->gamma_red, red, crtc->gamma_size * sizeof (CARD16)); - memcpy (crtc->gamma_green, green, crtc->gamma_size * sizeof (CARD16)); - memcpy (crtc->gamma_blue, blue, crtc->gamma_size * sizeof (CARD16)); - - /* Do not set gamma now, delay until the crtc is activated. */ - - free(red); - - return TRUE; -} - -static Bool -xf86OutputSetInitialGamma(xf86OutputPtr output) -{ - XF86ConfMonitorPtr mon = output->conf_monitor; - float gamma_red = 1.0, gamma_green = 1.0, gamma_blue = 1.0; - - if (!mon) - return TRUE; - - if (!output->crtc) - return FALSE; - - /* Get configured values, where they exist. */ - if (mon->mon_gamma_red >= GAMMA_MIN && - mon->mon_gamma_red <= GAMMA_MAX) - gamma_red = mon->mon_gamma_red; - - if (mon->mon_gamma_green >= GAMMA_MIN && - mon->mon_gamma_green <= GAMMA_MAX) - gamma_green = mon->mon_gamma_green; - - if (mon->mon_gamma_blue >= GAMMA_MIN && - mon->mon_gamma_blue <= GAMMA_MAX) - gamma_blue = mon->mon_gamma_blue; - - /* This avoids setting gamma 1.0 in case another cloned output on this crtc has a specific gamma. */ - if (gamma_red != 1.0 || gamma_green != 1.0 || gamma_blue != 1.0) { - xf86DrvMsg(output->scrn->scrnIndex, X_INFO, "Output %s wants gamma correction (%.1f, %.1f, %.1f)\n", output->name, gamma_red, gamma_green, gamma_blue); - return xf86CrtcSetInitialGamma(output->crtc, gamma_red, gamma_green, gamma_blue); - }else - return TRUE; -} - -/** - * Construct default screen configuration - * - * Given auto-detected (and, eventually, configured) values, - * construct a usable configuration for the system - * - * canGrow indicates that the driver can resize the screen to larger than its - * initially configured size via the config->funcs->resize hook. If TRUE, this - * function will set virtualX and virtualY to match the initial configuration - * and leave config->max{Width,Height} alone. If FALSE, it will bloat - * virtual[XY] to include the largest modes and set config->max{Width,Height} - * accordingly. - */ - -Bool -xf86InitialConfiguration (ScrnInfoPtr scrn, Bool canGrow) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int o, c; - xf86CrtcPtr *crtcs; - DisplayModePtr *modes; - Bool *enabled; - int width, height; - int i = scrn->scrnIndex; - - /* Set up the device options */ - config->options = xnfalloc (sizeof (xf86DeviceOptions)); - memcpy (config->options, xf86DeviceOptions, sizeof (xf86DeviceOptions)); - xf86ProcessOptions (scrn->scrnIndex, - scrn->options, - config->options); - config->debug_modes = xf86ReturnOptValBool (config->options, - OPTION_MODEDEBUG, FALSE); - - if (scrn->display->virtualX) - width = scrn->display->virtualX; - else - width = config->maxWidth; - if (scrn->display->virtualY) - height = scrn->display->virtualY; - else - height = config->maxHeight; - - xf86ProbeOutputModes (scrn, width, height); - - crtcs = xnfcalloc (config->num_output, sizeof (xf86CrtcPtr)); - modes = xnfcalloc (config->num_output, sizeof (DisplayModePtr)); - enabled = xnfcalloc (config->num_output, sizeof (Bool)); - - xf86CollectEnabledOutputs(scrn, config, enabled); - - if (xf86TargetUserpref(scrn, config, modes, enabled, width, height)) - xf86DrvMsg(i, X_INFO, "Using user preference for initial modes\n"); - else if (xf86TargetPreferred(scrn, config, modes, enabled, width, height)) - xf86DrvMsg(i, X_INFO, "Using exact sizes for initial modes\n"); - else if (xf86TargetAspect(scrn, config, modes, enabled, width, height)) - xf86DrvMsg(i, X_INFO, "Using fuzzy aspect match for initial modes\n"); - else if (xf86TargetFallback(scrn, config, modes, enabled, width, height)) - xf86DrvMsg(i, X_INFO, "Using sloppy heuristic for initial modes\n"); - else - xf86DrvMsg(i, X_WARNING, "Unable to find initial modes\n"); - - for (o = -1; nextEnabledOutput(config, enabled, &o); ) { - if (!modes[o]) - xf86DrvMsg (scrn->scrnIndex, X_ERROR, - "Output %s enabled but has no modes\n", - config->output[o]->name); - else - xf86DrvMsg (scrn->scrnIndex, X_INFO, - "Output %s using initial mode %s\n", - config->output[o]->name, modes[o]->name); - } - - /* - * Set the position of each output - */ - if (!xf86InitialOutputPositions (scrn, modes)) - { - xfree (crtcs); - xfree (modes); - return FALSE; - } - - /* - * Set initial panning of each output - */ - xf86InitialPanning (scrn); - - /* - * Assign CRTCs to fit output configuration - */ - if (!xf86PickCrtcs (scrn, crtcs, modes, 0, width, height)) - { - xfree (crtcs); - xfree (modes); - return FALSE; - } - - /* XXX override xf86 common frame computation code */ - - scrn->display->frameX0 = 0; - scrn->display->frameY0 = 0; - - for (c = 0; c < config->num_crtc; c++) - { - xf86CrtcPtr crtc = config->crtc[c]; - - crtc->enabled = FALSE; - memset (&crtc->desiredMode, '\0', sizeof (crtc->desiredMode)); - /* Set default gamma for all crtc's. */ - /* This is done to avoid problems later on with cloned outputs. */ - xf86CrtcSetInitialGamma(crtc, 1.0, 1.0, 1.0); - } - - if (xf86_crtc_supports_gamma(scrn)) - xf86DrvMsg(scrn->scrnIndex, X_INFO, "Using default gamma of (1.0, 1.0, 1.0) unless otherwise stated.\n"); - - /* - * Set initial configuration - */ - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - DisplayModePtr mode = modes[o]; - xf86CrtcPtr crtc = crtcs[o]; - - if (mode && crtc) - { - crtc->desiredMode = *mode; - crtc->desiredRotation = output->initial_rotation; - crtc->desiredX = output->initial_x; - crtc->desiredY = output->initial_y; - crtc->desiredTransformPresent = FALSE; - crtc->enabled = TRUE; - memcpy (&crtc->panningTotalArea, &output->initialTotalArea, sizeof(BoxRec)); - memcpy (&crtc->panningTrackingArea, &output->initialTrackingArea, sizeof(BoxRec)); - memcpy (crtc->panningBorder, output->initialBorder, 4*sizeof(INT16)); - output->crtc = crtc; - if (!xf86OutputSetInitialGamma(output)) - xf86DrvMsg (scrn->scrnIndex, X_WARNING, "Initial gamma correction for output %s: failed.\n", output->name); - } else { - output->crtc = NULL; - } - } - - if (scrn->display->virtualX == 0) - { - /* - * Expand virtual size to cover the current config and potential mode - * switches, if the driver can't enlarge the screen later. - */ - xf86DefaultScreenLimits (scrn, &width, &height, canGrow); - - scrn->display->virtualX = width; - scrn->display->virtualY = height; - } - - if (width > scrn->virtualX) - scrn->virtualX = width; - if (height > scrn->virtualY) - scrn->virtualY = height; - - /* - * Make sure the configuration isn't too small. - */ - if (width < config->minWidth || height < config->minHeight) - return FALSE; - - /* - * Limit the crtc config to virtual[XY] if the driver can't grow the - * desktop. - */ - if (!canGrow) - { - xf86CrtcSetSizeRange (scrn, config->minWidth, config->minHeight, - width, height); - } - - /* Mirror output modes to scrn mode list */ - xf86SetScrnInfoModes (scrn); - - xfree (crtcs); - xfree (modes); - return TRUE; -} - -/* - * Check the CRTC we're going to map each output to vs. it's current - * CRTC. If they don't match, we have to disable the output and the CRTC - * since the driver will have to re-route things. - */ -static void -xf86PrepareOutputs (ScrnInfoPtr scrn) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int o; - - for (o = 0; o < config->num_output; o++) { - xf86OutputPtr output = config->output[o]; -#if RANDR_GET_CRTC_INTERFACE - /* Disable outputs that are unused or will be re-routed */ - if (!output->funcs->get_crtc || - output->crtc != (*output->funcs->get_crtc)(output) || - output->crtc == NULL) -#endif - (*output->funcs->dpms)(output, DPMSModeOff); - } -} - -static void -xf86PrepareCrtcs (ScrnInfoPtr scrn) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int c; - - for (c = 0; c < config->num_crtc; c++) { -#if RANDR_GET_CRTC_INTERFACE - xf86CrtcPtr crtc = config->crtc[c]; - xf86OutputPtr output = NULL; - uint32_t desired_outputs = 0, current_outputs = 0; - int o; - - for (o = 0; o < config->num_output; o++) { - output = config->output[o]; - if (output->crtc == crtc) - desired_outputs |= (1<<o); - /* If we can't tell where it's mapped, force it off */ - if (!output->funcs->get_crtc) { - desired_outputs = 0; - break; - } - if ((*output->funcs->get_crtc)(output) == crtc) - current_outputs |= (1<<o); - } - - /* - * If mappings are different or the CRTC is unused, - * we need to disable it - */ - if (desired_outputs != current_outputs || - !desired_outputs) - (*crtc->funcs->dpms)(crtc, DPMSModeOff); -#else - (*crtc->funcs->dpms)(crtc, DPMSModeOff); -#endif - } -} - -/* - * Using the desired mode information in each crtc, set - * modes (used in EnterVT functions, or at server startup) - */ - -Bool -xf86SetDesiredModes (ScrnInfoPtr scrn) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - xf86CrtcPtr crtc = config->crtc[0]; - int c; - - /* A driver with this hook will take care of this */ - if (!crtc->funcs->set_mode_major) { - xf86PrepareOutputs(scrn); - xf86PrepareCrtcs(scrn); - } - - for (c = 0; c < config->num_crtc; c++) - { - xf86OutputPtr output = NULL; - int o; - RRTransformPtr transform; - - crtc = config->crtc[c]; - - /* Skip disabled CRTCs */ - if (!crtc->enabled) - continue; - - if (xf86CompatOutput(scrn) && xf86CompatCrtc(scrn) == crtc) - output = xf86CompatOutput(scrn); - else - { - for (o = 0; o < config->num_output; o++) - if (config->output[o]->crtc == crtc) - { - output = config->output[o]; - break; - } - } - /* paranoia */ - if (!output) - continue; - - /* Mark that we'll need to re-set the mode for sure */ - memset(&crtc->mode, 0, sizeof(crtc->mode)); - if (!crtc->desiredMode.CrtcHDisplay) - { - DisplayModePtr mode = xf86OutputFindClosestMode (output, scrn->currentMode); - - if (!mode) - return FALSE; - crtc->desiredMode = *mode; - crtc->desiredRotation = RR_Rotate_0; - crtc->desiredTransformPresent = FALSE; - crtc->desiredX = 0; - crtc->desiredY = 0; - } - - if (crtc->desiredTransformPresent) - transform = &crtc->desiredTransform; - else - transform = NULL; - if (!xf86CrtcSetModeTransform (crtc, &crtc->desiredMode, crtc->desiredRotation, - transform, crtc->desiredX, crtc->desiredY)) - return FALSE; - } - - xf86DisableUnusedFunctions(scrn); - return TRUE; -} - -/** - * In the current world order, there are lists of modes per output, which may - * or may not include the mode that was asked to be set by XFree86's mode - * selection. Find the closest one, in the following preference order: - * - * - Equality - * - Closer in size to the requested mode, but no larger - * - Closer in refresh rate to the requested mode. - */ - -DisplayModePtr -xf86OutputFindClosestMode (xf86OutputPtr output, DisplayModePtr desired) -{ - DisplayModePtr best = NULL, scan = NULL; - - for (scan = output->probed_modes; scan != NULL; scan = scan->next) - { - /* If there's an exact match, we're done. */ - if (xf86ModesEqual(scan, desired)) { - best = desired; - break; - } - - /* Reject if it's larger than the desired mode. */ - if (scan->HDisplay > desired->HDisplay || - scan->VDisplay > desired->VDisplay) - { - continue; - } - - /* - * If we haven't picked a best mode yet, use the first - * one in the size range - */ - if (best == NULL) - { - best = scan; - continue; - } - - /* Find if it's closer to the right size than the current best - * option. - */ - if ((scan->HDisplay > best->HDisplay && - scan->VDisplay >= best->VDisplay) || - (scan->HDisplay >= best->HDisplay && - scan->VDisplay > best->VDisplay)) - { - best = scan; - continue; - } - - /* Find if it's still closer to the right refresh than the current - * best resolution. - */ - if (scan->HDisplay == best->HDisplay && - scan->VDisplay == best->VDisplay && - (fabs(scan->VRefresh - desired->VRefresh) < - fabs(best->VRefresh - desired->VRefresh))) { - best = scan; - } - } - return best; -} - -/** - * When setting a mode through XFree86-VidModeExtension or XFree86-DGA, - * take the specified mode and apply it to the crtc connected to the compat - * output. Then, find similar modes for the other outputs, as with the - * InitialConfiguration code above. The goal is to clone the desired - * mode across all outputs that are currently active. - */ - -Bool -xf86SetSingleMode (ScrnInfoPtr pScrn, DisplayModePtr desired, Rotation rotation) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); - Bool ok = TRUE; - xf86OutputPtr compat_output; - DisplayModePtr compat_mode = NULL; - int c; - - /* - * Let the compat output drive the final mode selection - */ - compat_output = xf86CompatOutput(pScrn); - if (compat_output) - compat_mode = xf86OutputFindClosestMode (compat_output, desired); - if (compat_mode) - desired = compat_mode; - - for (c = 0; c < config->num_crtc; c++) - { - xf86CrtcPtr crtc = config->crtc[c]; - DisplayModePtr crtc_mode = NULL; - int o; - - if (!crtc->enabled) - continue; - - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - DisplayModePtr output_mode; - - /* skip outputs not on this crtc */ - if (output->crtc != crtc) - continue; - - if (crtc_mode) - { - output_mode = xf86OutputFindClosestMode (output, crtc_mode); - if (output_mode != crtc_mode) - output->crtc = NULL; - } - else - crtc_mode = xf86OutputFindClosestMode (output, desired); - } - if (!crtc_mode) - { - crtc->enabled = FALSE; - continue; - } - if (!xf86CrtcSetModeTransform (crtc, crtc_mode, rotation, NULL, 0, 0)) - ok = FALSE; - else - { - crtc->desiredMode = *crtc_mode; - crtc->desiredRotation = rotation; - crtc->desiredTransformPresent = FALSE; - crtc->desiredX = 0; - crtc->desiredY = 0; - } - } - xf86DisableUnusedFunctions(pScrn); -#ifdef RANDR_12_INTERFACE - xf86RandR12TellChanged (pScrn->pScreen); -#endif - return ok; -} - - -/** - * Set the DPMS power mode of all outputs and CRTCs. - * - * If the new mode is off, it will turn off outputs and then CRTCs. - * Otherwise, it will affect CRTCs before outputs. - */ -void -xf86DPMSSet(ScrnInfoPtr scrn, int mode, int flags) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int i; - - if (!scrn->vtSema) - return; - - if (mode == DPMSModeOff) { - for (i = 0; i < config->num_output; i++) { - xf86OutputPtr output = config->output[i]; - if (output->crtc != NULL) - (*output->funcs->dpms) (output, mode); - } - } - - for (i = 0; i < config->num_crtc; i++) { - xf86CrtcPtr crtc = config->crtc[i]; - if (crtc->enabled) - (*crtc->funcs->dpms) (crtc, mode); - } - - if (mode != DPMSModeOff) { - for (i = 0; i < config->num_output; i++) { - xf86OutputPtr output = config->output[i]; - if (output->crtc != NULL) - (*output->funcs->dpms) (output, mode); - } - } -} - -/** - * Implement the screensaver by just calling down into the driver DPMS hooks. - * - * Even for monitors with no DPMS support, by the definition of our DPMS hooks, - * the outputs will still get disabled (blanked). - */ -Bool -xf86SaveScreen(ScreenPtr pScreen, int mode) -{ - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - - if (xf86IsUnblank(mode)) - xf86DPMSSet(pScrn, DPMSModeOn, 0); - else - xf86DPMSSet(pScrn, DPMSModeOff, 0); - - return TRUE; -} - -/** - * Disable all inactive crtcs and outputs - */ -void -xf86DisableUnusedFunctions(ScrnInfoPtr pScrn) -{ - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); - int o, c; - - for (o = 0; o < xf86_config->num_output; o++) - { - xf86OutputPtr output = xf86_config->output[o]; - if (!output->crtc) - (*output->funcs->dpms)(output, DPMSModeOff); - } - - for (c = 0; c < xf86_config->num_crtc; c++) - { - xf86CrtcPtr crtc = xf86_config->crtc[c]; - - if (!crtc->enabled) - { - crtc->funcs->dpms(crtc, DPMSModeOff); - memset(&crtc->mode, 0, sizeof(crtc->mode)); - xf86RotateDestroy(crtc); - crtc->active = FALSE; - } - } - if (pScrn->pScreen) - xf86_crtc_notify(pScrn->pScreen); -} - -#ifdef RANDR_12_INTERFACE - -#define EDID_ATOM_NAME "EDID" - -/** - * Set the RandR EDID property - */ -static void -xf86OutputSetEDIDProperty (xf86OutputPtr output, void *data, int data_len) -{ - Atom edid_atom = MakeAtom(EDID_ATOM_NAME, sizeof(EDID_ATOM_NAME) - 1, TRUE); - - /* This may get called before the RandR resources have been created */ - if (output->randr_output == NULL) - return; - - if (data_len != 0) { - RRChangeOutputProperty(output->randr_output, edid_atom, XA_INTEGER, 8, - PropModeReplace, data_len, data, FALSE, TRUE); - } else { - RRDeleteOutputProperty(output->randr_output, edid_atom); - } -} - -#endif - -/* Pull out a phyiscal size from a detailed timing if available. */ -struct det_phySize_parameter { - xf86OutputPtr output; - ddc_quirk_t quirks; - Bool ret; -}; - -static void handle_detailed_physical_size(struct detailed_monitor_section - *det_mon, void *data) -{ - struct det_phySize_parameter *p; - p = (struct det_phySize_parameter *)data; - - if (p->ret == TRUE ) - return ; - - xf86DetTimingApplyQuirks(det_mon, p->quirks, - p->output->MonInfo->features.hsize, - p->output->MonInfo->features.vsize); - if (det_mon->type == DT && - det_mon->section.d_timings.h_size != 0 && - det_mon->section.d_timings.v_size != 0) { - - p->output->mm_width = det_mon->section.d_timings.h_size; - p->output->mm_height = det_mon->section.d_timings.v_size; - p->ret = TRUE; - } -} - -/** - * Set the EDID information for the specified output - */ -void -xf86OutputSetEDID (xf86OutputPtr output, xf86MonPtr edid_mon) -{ - ScrnInfoPtr scrn = output->scrn; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - Bool debug_modes = config->debug_modes || xf86Initialising; -#ifdef RANDR_12_INTERFACE - int size; -#endif - - if (output->MonInfo != NULL) - xfree(output->MonInfo); - - output->MonInfo = edid_mon; - - if (debug_modes) { - xf86DrvMsg(scrn->scrnIndex, X_INFO, "EDID for output %s\n", - output->name); - xf86PrintEDID(edid_mon); - } - - /* Set the DDC properties for the 'compat' output */ - if (output == xf86CompatOutput(scrn)) - xf86SetDDCproperties(scrn, edid_mon); - -#ifdef RANDR_12_INTERFACE - /* Set the RandR output properties */ - size = 0; - if (edid_mon) - { - if (edid_mon->ver.version == 1) { - size = 128; - if (edid_mon->flags & EDID_COMPLETE_RAWDATA) - size += edid_mon->no_sections * 128; - } else if (edid_mon->ver.version == 2) - size = 256; - } - xf86OutputSetEDIDProperty (output, edid_mon ? edid_mon->rawData : NULL, size); -#endif - - if (edid_mon) { - - struct det_phySize_parameter p; - p.output = output; - p.quirks = xf86DDCDetectQuirks(scrn->scrnIndex,edid_mon, FALSE); - p.ret = FALSE; - xf86ForEachDetailedBlock(edid_mon, - handle_detailed_physical_size, &p); - - /* if no mm size is available from a detailed timing, check the max size field */ - if ((!output->mm_width || !output->mm_height) && - (edid_mon->features.hsize && edid_mon->features.vsize)) - { - output->mm_width = edid_mon->features.hsize * 10; - output->mm_height = edid_mon->features.vsize * 10; - } - } -} - -/** - * Return the list of modes supported by the EDID information - * stored in 'output' - */ -DisplayModePtr -xf86OutputGetEDIDModes (xf86OutputPtr output) -{ - ScrnInfoPtr scrn = output->scrn; - xf86MonPtr edid_mon = output->MonInfo; - - if (!edid_mon) - return NULL; - return xf86DDCGetModes(scrn->scrnIndex, edid_mon); -} - -/* maybe we should care about DDC1? meh. */ -xf86MonPtr -xf86OutputGetEDID (xf86OutputPtr output, I2CBusPtr pDDCBus) -{ - ScrnInfoPtr scrn = output->scrn; - xf86MonPtr mon; - - mon = xf86DoEEDID(scrn->scrnIndex, pDDCBus, TRUE); - if (mon) - xf86DDCApplyQuirks(scrn->scrnIndex, mon); - - return mon; -} - -static char *_xf86ConnectorNames[] = { - "None", "VGA", "DVI-I", "DVI-D", - "DVI-A", "Composite", "S-Video", - "Component", "LFP", "Proprietary", - "HDMI", "DisplayPort", - }; -char * -xf86ConnectorGetName(xf86ConnectorType connector) -{ - return _xf86ConnectorNames[connector]; -} - -static void -x86_crtc_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 -x86_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 -xf86_crtc_box_area(BoxPtr box) -{ - return (int) (box->x2 - box->x1) * (int) (box->y2 - box->y1); -} - -/* - * Return the crtc covering 'box'. If two crtcs cover a portion of - * 'box', then prefer 'desired'. If 'desired' is NULL, then prefer the crtc - * with greater coverage - */ - -static xf86CrtcPtr -xf86_covering_crtc(ScrnInfoPtr pScrn, - BoxPtr box, - xf86CrtcPtr desired, - BoxPtr crtc_box_ret) -{ - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); - xf86CrtcPtr crtc, best_crtc; - int coverage, best_coverage; - int c; - BoxRec crtc_box, cover_box; - - best_crtc = NULL; - best_coverage = 0; - crtc_box_ret->x1 = 0; - crtc_box_ret->x2 = 0; - crtc_box_ret->y1 = 0; - crtc_box_ret->y2 = 0; - for (c = 0; c < xf86_config->num_crtc; c++) { - crtc = xf86_config->crtc[c]; - x86_crtc_box(crtc, &crtc_box); - x86_crtc_box_intersect(&cover_box, &crtc_box, box); - coverage = xf86_crtc_box_area(&cover_box); - if (coverage && crtc == desired) { - *crtc_box_ret = crtc_box; - return crtc; - } else if (coverage > best_coverage) { - *crtc_box_ret = crtc_box; - best_crtc = crtc; - best_coverage = coverage; - } - } - return best_crtc; -} - -/* - * For overlay video, compute the relevant CRTC and - * clip video to that. - * - * returning FALSE means there was a memory failure of some kind, - * not that the video shouldn't be displayed - */ - -Bool -xf86_crtc_clip_video_helper(ScrnInfoPtr pScrn, - xf86CrtcPtr *crtc_ret, - xf86CrtcPtr desired_crtc, - BoxPtr dst, - INT32 *xa, - INT32 *xb, - INT32 *ya, - INT32 *yb, - RegionPtr reg, - INT32 width, - INT32 height) -{ - Bool ret; - RegionRec crtc_region_local; - RegionPtr crtc_region = reg; - - if (crtc_ret) { - BoxRec crtc_box; - xf86CrtcPtr crtc = xf86_covering_crtc(pScrn, dst, - desired_crtc, - &crtc_box); - - if (crtc) { - REGION_INIT (pScreen, &crtc_region_local, &crtc_box, 1); - crtc_region = &crtc_region_local; - REGION_INTERSECT (pScreen, crtc_region, crtc_region, reg); - } - *crtc_ret = crtc; - } - - ret = xf86XVClipVideoHelper(dst, xa, xb, ya, yb, - crtc_region, width, height); - - if (crtc_region != reg) - REGION_UNINIT (pScreen, &crtc_region_local); - - return ret; -} - -xf86_crtc_notify_proc_ptr -xf86_wrap_crtc_notify (ScreenPtr screen, xf86_crtc_notify_proc_ptr new) -{ - if (xf86CrtcConfigPrivateIndex != -1) - { - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - xf86_crtc_notify_proc_ptr old; - - old = config->xf86_crtc_notify; - config->xf86_crtc_notify = new; - return old; - } - return NULL; -} - -void -xf86_unwrap_crtc_notify(ScreenPtr screen, xf86_crtc_notify_proc_ptr old) -{ - if (xf86CrtcConfigPrivateIndex != -1) - { - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - - config->xf86_crtc_notify = old; - } -} - -void -xf86_crtc_notify(ScreenPtr screen) -{ - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - - if (config->xf86_crtc_notify) - config->xf86_crtc_notify(screen); -} - -Bool -xf86_crtc_supports_gamma(ScrnInfoPtr pScrn) -{ - if (xf86CrtcConfigPrivateIndex != -1) { - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); - xf86CrtcPtr crtc; - - /* for multiple drivers loaded we need this */ - if (!xf86_config) - return FALSE; - if (xf86_config->num_crtc == 0) - return FALSE; - crtc = xf86_config->crtc[0]; - - return (crtc->funcs->gamma_set != NULL); - } - - return FALSE; -} |