diff options
Diffstat (limited to 'src/gallium/targets/xorg-vmwgfx/vmw_screen.c')
| -rw-r--r-- | src/gallium/targets/xorg-vmwgfx/vmw_screen.c | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/src/gallium/targets/xorg-vmwgfx/vmw_screen.c b/src/gallium/targets/xorg-vmwgfx/vmw_screen.c new file mode 100644 index 0000000000..f43f91e5c0 --- /dev/null +++ b/src/gallium/targets/xorg-vmwgfx/vmw_screen.c @@ -0,0 +1,178 @@ +/********************************************************** + * Copyright 2009 VMware, Inc. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, copy, + * modify, merge, publish, distribute, sublicense, and/or sell copies + * of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + **********************************************************/ + +/** + * @file + * Contains the init code for the VMware Xorg driver. + * + * @author Jakob Bornecrantz <jakob@vmware.com> + */ + +#include "vmw_hook.h" +#include "vmw_driver.h" + +#include "cursorstr.h" + +/* modified version of crtc functions */ +xf86CrtcFuncsRec vmw_screen_crtc_funcs; + +static void +vmw_screen_cursor_load_argb(xf86CrtcPtr crtc, CARD32 *image) +{ + struct vmw_customizer *vmw = + vmw_customizer(xorg_customizer(crtc->scrn)); + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(crtc->scrn); + xf86CrtcFuncsPtr funcs = vmw->cursor_priv; + CursorPtr c = config->cursor; + + /* Run the ioctl before uploading the image */ + vmw_ioctl_cursor_bypass(vmw, c->bits->xhot, c->bits->yhot); + + funcs->load_cursor_argb(crtc, image); +} + +static void +vmw_screen_cursor_init(struct vmw_customizer *vmw) +{ + ScrnInfoPtr pScrn = vmw->pScrn; + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); + int i; + + /* XXX assume that all crtc's have the same function struct */ + + /* Save old struct need to call the old functions as well */ + vmw->cursor_priv = (void*)(config->crtc[0]->funcs); + memcpy(&vmw_screen_crtc_funcs, vmw->cursor_priv, sizeof(xf86CrtcFuncsRec)); + vmw_screen_crtc_funcs.load_cursor_argb = vmw_screen_cursor_load_argb; + + for (i = 0; i < config->num_crtc; i++) + config->crtc[i]->funcs = &vmw_screen_crtc_funcs; +} + +static void +vmw_screen_cursor_close(struct vmw_customizer *vmw) +{ + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(vmw->pScrn); + int i; + + vmw_ioctl_cursor_bypass(vmw, 0, 0); + + for (i = 0; i < config->num_crtc; i++) + config->crtc[i]->funcs = vmw->cursor_priv; +} + +static Bool +vmw_screen_init(CustomizerPtr cust, int fd) +{ + struct vmw_customizer *vmw = vmw_customizer(cust); + + vmw->fd = fd; + vmw_screen_cursor_init(vmw); + + /* if gallium is used then we don't need to do anything more. */ + if (xorg_has_gallium(vmw->pScrn)) + return TRUE; + + vmw_video_init(vmw); + + return TRUE; +} + +static Bool +vmw_screen_close(CustomizerPtr cust) +{ + struct vmw_customizer *vmw = vmw_customizer(cust); + + if (!vmw) + return TRUE; + + vmw_screen_cursor_close(vmw); + + vmw_video_close(vmw); + + return TRUE; +} + +static Bool +vmw_screen_enter_vt(CustomizerPtr cust) +{ + debug_printf("%s: enter\n", __func__); + + return TRUE; +} + +static Bool +vmw_screen_leave_vt(CustomizerPtr cust) +{ + struct vmw_customizer *vmw = vmw_customizer(cust); + + debug_printf("%s: enter\n", __func__); + + vmw_video_stop_all(vmw); + + return TRUE; +} + +/* + * Functions for setting up hooks into the xorg state tracker + */ + +static Bool (*vmw_screen_pre_init_saved)(ScrnInfoPtr pScrn, int flags) = NULL; + +static Bool +vmw_screen_pre_init(ScrnInfoPtr pScrn, int flags) +{ + struct vmw_customizer *vmw; + CustomizerPtr cust; + + vmw = xnfcalloc(1, sizeof(*vmw)); + if (!vmw) + return FALSE; + + cust = &vmw->base; + + cust->winsys_screen_init = vmw_screen_init; + cust->winsys_screen_close = vmw_screen_close; + cust->winsys_enter_vt = vmw_screen_enter_vt; + cust->winsys_leave_vt = vmw_screen_leave_vt; + vmw->pScrn = pScrn; + + pScrn->driverPrivate = cust; + + pScrn->PreInit = vmw_screen_pre_init_saved; + if (!pScrn->PreInit(pScrn, flags)) + return FALSE; + + return TRUE; +} + +void +vmw_screen_set_functions(ScrnInfoPtr pScrn) +{ + assert(!vmw_screen_pre_init_saved); + + vmw_screen_pre_init_saved = pScrn->PreInit; + pScrn->PreInit = vmw_screen_pre_init; +} |