4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync/** @file $Id$
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * VirtualBox Additions Linux kernel video driver
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * Copyright (C) 2013 Oracle Corporation
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * available from http://www.virtualbox.org. This file is free software;
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * you can redistribute it and/or modify it under the terms of the GNU
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * General Public License (GPL) as published by the Free Software
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * --------------------------------------------------------------------
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * This code is based on
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * with the following copyright and permission notice:
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * Copyright 2012 Red Hat Inc.
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * Parts based on xf86-video-vbox
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * Copyright (c) 2005 ASPEED Technology Inc.
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * Permission is hereby granted, free of charge, to any person obtaining a
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * copy of this software and associated documentation files (the
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * "Software"), to deal in the Software without restriction, including
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * without limitation the rights to use, copy, modify, merge, publish,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * distribute, sub license, and/or sell copies of the Software, and to
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * permit persons to whom the Software is furnished to do so, subject to
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * the following conditions:
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * USE OR OTHER DEALINGS IN THE SOFTWARE.
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * The above copyright notice and this permission notice (including the
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * next paragraph) shall be included in all copies or substantial portions
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * of the Software.
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * Authors: Dave Airlie <airlied@redhat.com>
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic int vbox_cursor_set2(struct drm_crtc *crtc, struct drm_file *file_priv,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic int vbox_cursor_move(struct drm_crtc *crtc, int x, int y);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync/** Set a graphics mode. Poke any required values into registers, do an HGSMI
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * mode set and tell the host we support advanced graphics functions.
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync LogFunc(("vboxvideo: %d: vbox_crtc=%p, CRTC_FB(crtc)=%p\n", __LINE__,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync cBPP = crtc->enabled ? CRTC_FB(crtc)->bits_per_pixel : 32;
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync pitch = crtc->enabled ? CRTC_FB(crtc)->pitch : width * cBPP / 8;
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync pitch = crtc->enabled ? CRTC_FB(crtc)->pitches[0] : width * cBPP / 8;
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync /* if (vbox_crtc->crtc_id == 0 && crtc->enabled)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync VBoxVideoSetModeRegisters(width, height, pitch * 8 / cBPP,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync CRTC_FB(crtc)->bits_per_pixel, 0,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync crtc->x, crtc->y); */
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync fFlags |= (crtc->enabled ? 0 : VBVA_SCREEN_F_DISABLED);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync VBoxHGSMIProcessDisplayInfo(&vbox->Ctx, vbox_crtc->crtc_id,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync struct vbox_private *vbox = crtc->dev->dev_private;
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync LogFunc(("vboxvideo: %d: vbox_crtc=%p\n", __LINE__, vbox_crtc));
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync /* Tell the host about the view. This design originally targeted the
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * Windows XP driver architecture and assumed that each screen would have
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * a dedicated frame buffer with the command buffer following it, the whole
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * being a "view". The host works out which screen a command buffer belongs
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * to by checking whether it is in the first view, then whether it is in the
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * second and so on. The first match wins. We cheat around this by making
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * the first view be the managed memory plus the first command buffer, the
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * second the same plus the second buffer and so on. */
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync p = VBoxHGSMIBufferAlloc(&vbox->Ctx, sizeof(VBVAINFOVIEW), HGSMI_CH_VBVA,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync pInfo->u32ViewSize = vbox->vram_size - vbox_crtc->offFB
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync pInfo->u32MaxScreenSize = vbox->vram_size - vbox_crtc->offFB;
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic void vbox_crtc_load_lut(struct drm_crtc *crtc)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic void vbox_crtc_dpms(struct drm_crtc *crtc, int mode)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync struct vbox_private *vbox = crtc->dev->dev_private;
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync LogFunc(("vboxvideo: %d: vbox_crtc=%p, mode=%d\n", __LINE__, vbox_crtc,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic bool vbox_crtc_mode_fixup(struct drm_crtc *crtc,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync return true;
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic int vbox_crtc_do_set_base(struct drm_crtc *crtc,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync int x, int y, int atomic)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync struct vbox_private *vbox = crtc->dev->dev_private;
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync LogFunc(("vboxvideo: %d: fb=%p, vbox_crtc=%p\n", __LINE__, fb, vbox_crtc));
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync ret = vbox_bo_pin(bo, TTM_PL_FLAG_VRAM, &gpu_addr);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync /* if pushing console in kmap it */
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync ret = ttm_bo_kmap(&bo->bo, 0, bo->bo.num_pages, &bo->kmap);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync /* vbox_set_start_address_crt1(crtc, (u32)gpu_addr); */
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync LogFunc(("vboxvideo: %d: vbox_fb=%p, obj=%p, bo=%p, gpu_addr=%u\n",
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic int vbox_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync return vbox_crtc_do_set_base(crtc, old_fb, x, y, 0);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic int vbox_crtc_mode_set(struct drm_crtc *crtc,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync int x, int y,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync struct vbox_private *vbox = crtc->dev->dev_private;
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync LogFunc(("vboxvideo: %d: vbox=%p\n", __LINE__, vbox));
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic void vbox_crtc_disable(struct drm_crtc *crtc)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic void vbox_crtc_prepare(struct drm_crtc *crtc)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic const struct drm_crtc_helper_funcs vbox_crtc_helper_funcs =
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync /* .mode_set_base = vbox_crtc_mode_set_base, */
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic void vbox_crtc_destroy(struct drm_crtc *crtc)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic const struct drm_crtc_funcs vbox_crtc_funcs =
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync /* .gamma_set = vbox_crtc_gamma_set, */
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncint vbox_crtc_init(struct drm_device *pDev, unsigned i)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync pCrtc = kzalloc(sizeof(struct vbox_crtc), GFP_KERNEL);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync drm_crtc_init(pDev, &pCrtc->base, &vbox_crtc_funcs);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync drm_crtc_helper_add(&pCrtc->base, &vbox_crtc_helper_funcs);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync LogFunc(("vboxvideo: %d: pCrtc=%p\n", __LINE__, pCrtc));
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic void vbox_encoder_destroy(struct drm_encoder *encoder)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync LogFunc(("vboxvideo: %d: encoder=%p\n", __LINE__, encoder));
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic struct drm_encoder *vbox_best_single_encoder(struct drm_connector *connector)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync LogFunc(("vboxvideo: %d: connector=%p\n", __LINE__, connector));
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync /* pick the encoder ids */
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync LogFunc(("vboxvideo: %d: encoder=%p\n", __LINE__, encoder));
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic const struct drm_encoder_funcs vbox_enc_funcs =
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic void vbox_encoder_dpms(struct drm_encoder *encoder, int mode)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic bool vbox_mode_fixup(struct drm_encoder *encoder,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync return true;
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic void vbox_encoder_mode_set(struct drm_encoder *encoder,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic void vbox_encoder_prepare(struct drm_encoder *encoder)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic void vbox_encoder_commit(struct drm_encoder *encoder)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic const struct drm_encoder_helper_funcs vbox_enc_helper_funcs =
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstruct drm_encoder *vbox_encoder_init(struct drm_device *dev, unsigned i)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync vbox_encoder = kzalloc(sizeof(struct vbox_encoder), GFP_KERNEL);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync drm_encoder_init(dev, &vbox_encoder->base, &vbox_enc_funcs,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync drm_encoder_helper_add(&vbox_encoder->base, &vbox_enc_helper_funcs);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync LogFunc(("vboxvideo: %d: vbox_encoder=%p\n", __LINE__, vbox_encoder));
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic int vbox_get_modes(struct drm_connector *pConnector)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync LogFunc(("vboxvideo: %d: pConnector=%p\n", __LINE__, pConnector));
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync cModes = drm_add_modes_noedid(pConnector, 1024, 768);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync if (pVBoxConnector->modeHint.cX && pVBoxConnector->modeHint.cY)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync pMode = drm_cvt_mode(pConnector->dev, pVBoxConnector->modeHint.cX,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic int vbox_mode_valid(struct drm_connector *connector,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic void vbox_connector_destroy(struct drm_connector *pConnector)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync LogFunc(("vboxvideo: %d: connector=%p\n", __LINE__, pConnector));
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync device_remove_file(pConnector->dev->dev, &pVBoxConnector->deviceAttribute);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncvbox_connector_detect(struct drm_connector *connector, bool force)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic const struct drm_connector_helper_funcs vbox_connector_helper_funcs =
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic const struct drm_connector_funcs vbox_connector_funcs =
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync .fill_modes = drm_helper_probe_single_connector_modes,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncssize_t vbox_connector_write_sysfs(struct device *pDev,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync LogFunc(("vboxvideo: %d: pDev=%p, pAttr=%p, psz=%s, cch=%llu\n", __LINE__,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync pVBoxConnector = container_of(pAttr, struct vbox_connector,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync drm_helper_hpd_irq_event(pVBoxConnector->base.dev);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync drm_fb_helper_hotplug_event(&pVBox->fbdev->helper);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncint vbox_connector_init(struct drm_device *pDev, unsigned cScreen,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync LogFunc(("vboxvideo: %d: pDev=%p, pEncoder=%p\n", __LINE__, pDev,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync pVBoxConnector = kzalloc(sizeof(struct vbox_connector), GFP_KERNEL);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * Set up the sysfs file we use for getting video mode hints from user
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync snprintf(pVBoxConnector->szName, sizeof(pVBoxConnector->szName),
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync pVBoxConnector->deviceAttribute.attr.name = pVBoxConnector->szName;
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync pVBoxConnector->deviceAttribute.attr.mode = S_IWUSR;
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync pVBoxConnector->deviceAttribute.store = vbox_connector_write_sysfs;
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync rc = device_create_file(pDev->dev, &pVBoxConnector->deviceAttribute);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync drm_connector_init(pDev, pConnector, &vbox_connector_funcs,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync drm_connector_helper_add(pConnector, &vbox_connector_helper_funcs);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync /* The connector supports hot-plug detection: we promise to call
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * "drm_helper_hpd_irq_event" when hot-plugging occurs. */
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync drm_mode_connector_attach_encoder(pConnector, pEncoder);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync LogFunc(("vboxvideo: %d: pConnector=%p\n", __LINE__, pConnector));
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync/* allocate cursor cache and pin at start of VRAM */
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync size = (AST_HWC_SIZE + AST_HWC_SIGNATURE_SIZE) * AST_DEFAULT_HWC_NUM;
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync ret = vbox_bo_pin(bo, TTM_PL_FLAG_VRAM, &gpu_addr);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync /* kmap the object */
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync ret = ttm_bo_kmap(&bo->bo, 0, bo->bo.num_pages, &vbox->cache_kmap);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync DRM_DEBUG_KMS("pinned cursor cache at %llx\n", vbox->cursor_cache_gpu_addr);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync drm_gem_object_unreference_unlocked(vbox->cursor_cache);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync unsigned i;
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync /* vbox_cursor_init(dev); */
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync LogFunc(("vboxvideo: %d: pDev=%p\n", __LINE__, pDev));
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync /* vbox_cursor_fini(dev); */
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync list_for_each_entry(crtci, &pDev->mode_config.crtc_list, head)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync/** Copy the ARGB image and generate the mask, which is needed in case the host
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * does not support ARGB cursors. The mask is a 1BPP bitmap with the bit set
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * if the corresponding alpha value in the ARGB image is greater than 0xF0. */
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic void copy_cursor_image(u8 *src, u8 *dst, int width, int height,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync unsigned i, j;
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync for (i = 0; i < height; ++i)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync for (j = 0; j < width; ++j)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsyncstatic int vbox_cursor_set2(struct drm_crtc *crtc, struct drm_file *file_priv,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync struct vbox_private *vbox = crtc->dev->dev_private;
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync /* Hide cursor. */
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync VBoxHGSMIUpdatePointerShape(&vbox->Ctx, 0, 0, 0, 0, 0, NULL, 0);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync if ( width > VBOX_MAX_CURSOR_WIDTH || height > VBOX_MAX_CURSOR_HEIGHT
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync || width == 0 || hot_x > width || height == 0 || hot_y > height)
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync obj = drm_gem_object_lookup(crtc->dev, file_priv, handle);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync /* The mask must be calculated based on the alpha channel, one bit
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync * per ARGB word, and must be 32-bit padded. */
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync ret = ttm_bo_kmap(&bo->bo, 0, bo->bo.num_pages, &uobj_map);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync src = ttm_kmap_obj_virtual(&uobj_map, &src_isiomem);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync copy_cursor_image(src, dst, width, height, cbMask);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync rc = VBoxHGSMIUpdatePointerShape(&vbox->Ctx, fFlags,
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync DRM_ERROR("src cursor bo should be in main memory\n");
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync DRM_ERROR("Cannot find cursor object %x for crtc\n", handle);
4cedb1a5cf9082f72e6b8373e0dc8a15e312ea46vboxsync int x, int y)