290 lines
7.1 KiB
C
290 lines
7.1 KiB
C
/*
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* Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*
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* Author: Alan Hourihane <alanh@tungstengraphics.com>
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <unistd.h>
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#include <string.h>
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#include <assert.h>
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#include <stdlib.h>
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#include <math.h>
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#include <stdint.h>
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#include <xf86.h>
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#include <xf86i2c.h>
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#include <xf86Crtc.h>
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#include "driver.h"
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#include "xf86Modes.h"
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#define DPMS_SERVER
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#include <X11/extensions/dpms.h>
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struct crtc_private {
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drmModeCrtcPtr drm_crtc;
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/* hwcursor */
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drmBO cursor_bo;
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};
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static void
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crtc_dpms(xf86CrtcPtr crtc, int mode)
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{
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ScrnInfoPtr pScrn = crtc->scrn;
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switch (mode) {
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case DPMSModeOn:
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case DPMSModeStandby:
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case DPMSModeSuspend:
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break;
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case DPMSModeOff:
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break;
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}
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}
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static Bool
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crtc_lock(xf86CrtcPtr crtc)
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{
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return FALSE;
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}
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static void
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crtc_unlock(xf86CrtcPtr crtc)
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{
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}
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static void
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crtc_prepare(xf86CrtcPtr crtc)
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{
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}
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static void
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crtc_commit(xf86CrtcPtr crtc)
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{
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}
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static Bool
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crtc_mode_fixup(xf86CrtcPtr crtc, DisplayModePtr mode,
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DisplayModePtr adjusted_mode)
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{
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return TRUE;
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}
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static void
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crtc_mode_set(xf86CrtcPtr crtc, DisplayModePtr mode,
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DisplayModePtr adjusted_mode, int x, int y)
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{
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xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(crtc->scrn);
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modesettingPtr ms = modesettingPTR(crtc->scrn);
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xf86OutputPtr output = config->output[config->compat_output];
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drmModeConnectorPtr drm_connector = output->driver_private;
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struct crtc_private *crtcp = crtc->driver_private;
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drmModeCrtcPtr drm_crtc = crtcp->drm_crtc;
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struct drm_mode_modeinfo drm_mode;
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drm_mode.clock = mode->Clock;
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drm_mode.hdisplay = mode->HDisplay;
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drm_mode.hsync_start = mode->HSyncStart;
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drm_mode.hsync_end = mode->HSyncEnd;
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drm_mode.htotal = mode->HTotal;
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drm_mode.vdisplay = mode->VDisplay;
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drm_mode.vsync_start = mode->VSyncStart;
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drm_mode.vsync_end = mode->VSyncEnd;
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drm_mode.vtotal = mode->VTotal;
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drm_mode.flags = mode->Flags;
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drm_mode.hskew = mode->HSkew;
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drm_mode.vscan = mode->VScan;
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drm_mode.vrefresh = mode->VRefresh;
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strncpy(drm_mode.name, mode->name, DRM_DISPLAY_MODE_LEN);
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drmModeSetCrtc(ms->fd, drm_crtc->crtc_id, ms->fb_id, x, y,
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&drm_connector->connector_id, 1, &drm_mode);
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}
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void
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crtc_load_lut(xf86CrtcPtr crtc)
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{
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ScrnInfoPtr pScrn = crtc->scrn;
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}
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static void
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crtc_gamma_set(xf86CrtcPtr crtc, CARD16 * red, CARD16 * green, CARD16 * blue,
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int size)
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{
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}
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static void *
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crtc_shadow_allocate(xf86CrtcPtr crtc, int width, int height)
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{
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ScrnInfoPtr pScrn = crtc->scrn;
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return NULL;
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}
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static PixmapPtr
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crtc_shadow_create(xf86CrtcPtr crtc, void *data, int width, int height)
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{
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ScrnInfoPtr pScrn = crtc->scrn;
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return NULL;
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}
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static void
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crtc_shadow_destroy(xf86CrtcPtr crtc, PixmapPtr rotate_pixmap, void *data)
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{
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ScrnInfoPtr pScrn = crtc->scrn;
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}
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static void
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crtc_destroy(xf86CrtcPtr crtc)
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{
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modesettingPtr ms = modesettingPTR(crtc->scrn);
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struct crtc_private *crtcp = crtc->driver_private;
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drmBOUnreference(ms->fd, &crtcp->cursor_bo);
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drmModeFreeCrtc(crtcp->drm_crtc);
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}
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static void
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crtc_load_cursor_argb (xf86CrtcPtr crtc, CARD32 *image)
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{
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unsigned char *ptr;
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modesettingPtr ms = modesettingPTR(crtc->scrn);
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struct crtc_private *crtcp = crtc->driver_private;
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drmBOMap(ms->fd, &crtcp->cursor_bo, DRM_BO_FLAG_WRITE, 0, (void **)&ptr);
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memcpy (ptr, image, 64 * 64 * 4);
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drmBOUnmap(ms->fd, &crtcp->cursor_bo);
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}
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static void
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crtc_set_cursor_position (xf86CrtcPtr crtc, int x, int y)
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{
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modesettingPtr ms = modesettingPTR(crtc->scrn);
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struct crtc_private *crtcp = crtc->driver_private;
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drmModeMoveCursor(ms->fd, crtcp->drm_crtc->crtc_id, x, y);
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}
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static void
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crtc_show_cursor (xf86CrtcPtr crtc)
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{
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modesettingPtr ms = modesettingPTR(crtc->scrn);
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struct crtc_private *crtcp = crtc->driver_private;
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drmModeSetCursor(ms->fd, crtcp->drm_crtc->crtc_id, crtcp->cursor_bo.handle, 64, 64);
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}
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static void
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crtc_hide_cursor (xf86CrtcPtr crtc)
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{
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modesettingPtr ms = modesettingPTR(crtc->scrn);
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struct crtc_private *crtcp = crtc->driver_private;
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drmModeSetCursor(ms->fd, crtcp->drm_crtc->crtc_id, 0, 0, 0);
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}
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static void
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crtc_set_cursor_colors (xf86CrtcPtr crtc, int bg, int fg)
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{
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ScrnInfoPtr scrn = crtc->scrn;
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}
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static const xf86CrtcFuncsRec crtc_funcs = {
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.dpms = crtc_dpms,
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.save = NULL,
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.restore = NULL,
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.lock = crtc_lock,
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.unlock = crtc_unlock,
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.mode_fixup = crtc_mode_fixup,
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.prepare = crtc_prepare,
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.mode_set = crtc_mode_set,
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.commit = crtc_commit,
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.gamma_set = crtc_gamma_set,
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.shadow_create = crtc_shadow_create,
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.shadow_allocate = crtc_shadow_allocate,
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.shadow_destroy = crtc_shadow_destroy,
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.set_cursor_colors = crtc_set_cursor_colors,
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.set_cursor_position = crtc_set_cursor_position,
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.show_cursor = crtc_show_cursor,
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.hide_cursor = crtc_hide_cursor,
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.load_cursor_image = NULL, /* lets convert to argb only */
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.load_cursor_argb = crtc_load_cursor_argb,
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.destroy = crtc_destroy,
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};
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void
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crtc_init(ScrnInfoPtr pScrn)
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{
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modesettingPtr ms = modesettingPTR(pScrn);
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xf86CrtcPtr crtc;
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drmModeResPtr res;
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drmModeCrtcPtr drm_crtc = NULL;
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struct crtc_private *crtcp;
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int c, k, p;
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res = drmModeGetResources(ms->fd);
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if (res == 0) {
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ErrorF("Failed drmModeGetResources %d\n", errno);
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return;
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}
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for (c = 0; c < res->count_crtcs; c++) {
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drm_crtc = drmModeGetCrtc(ms->fd, res->crtcs[c]);
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if (!drm_crtc)
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continue;
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crtc = xf86CrtcCreate(pScrn, &crtc_funcs);
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if (crtc == NULL)
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goto out;
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crtcp = xalloc(sizeof(struct crtc_private));
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if (!crtcp) {
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xf86CrtcDestroy(crtc);
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goto out;
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}
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crtcp->drm_crtc = drm_crtc;
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crtc->driver_private = crtcp;
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drmBOCreate(ms->fd, 64 * 64 * 4, 0, NULL,
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DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE
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| DRM_BO_FLAG_NO_EVICT | DRM_BO_FLAG_MAPPABLE |
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DRM_BO_FLAG_MEM_VRAM | DRM_BO_FLAG_MEM_TT,
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DRM_BO_HINT_DONT_FENCE, &crtcp->cursor_bo);
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}
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out:
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drmModeFreeResources(res);
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}
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