diff options
Diffstat (limited to 'va/x11/va_fglrx.c')
-rw-r--r-- | va/x11/va_fglrx.c | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/va/x11/va_fglrx.c b/va/x11/va_fglrx.c new file mode 100644 index 0000000..5be0256 --- /dev/null +++ b/va/x11/va_fglrx.c @@ -0,0 +1,225 @@ +/* + * Copyright (C) 2010 Splitted-Desktop Systems. All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <dlfcn.h> +#include <X11/Xlib.h> + +#define ADL_OK 0 +#define ADL_MAX_PATH 256 + +/* + * Based on public AMD Display Library (ADL) SDK: + * <http://developer.amd.com/gpu/adlsdk/Pages/default.aspx> + */ +typedef struct AdapterInfo { + int iSize; + int iAdapterIndex; + char strUDID[ADL_MAX_PATH]; + int iBusNumber; + int iDeviceNumber; + int iFunctionNumber; + int iVendorID; + char strAdapterName[ADL_MAX_PATH]; + char strDisplayName[ADL_MAX_PATH]; + int iPresent; + int iXScreenNum; + int iDrvIndex; + char strXScreenConfigName[ADL_MAX_PATH]; +} AdapterInfo, *LPAdapterInfo; + +typedef struct XScreenInfo { + int iXScreenNum; + char strXScreenConfigName[ADL_MAX_PATH]; +} XScreenInfo, *LPXScreenInfo; + +typedef void *(*ADL_MAIN_MALLOC_CALLBACK)(int); +typedef int (*ADL_MAIN_CONTROL_CREATE)(ADL_MAIN_MALLOC_CALLBACK, int); +typedef int (*ADL_MAIN_CONTROL_DESTROY)(void); +typedef int (*ADL_ADAPTER_NUMBEROFADAPTERS_GET)(int *); +typedef int (*ADL_ADAPTER_ADAPTERINFO_GET)(LPAdapterInfo, int); +typedef int (*ADL_ADAPTER_XSCREENINFO_GET)(LPXScreenInfo, int); + +static void *ADL_Main_Memory_Alloc(int iSize) +{ + return malloc(iSize); +} + +static void ADL_Main_Memory_Free(void *arg) +{ + void ** const lpBuffer = arg; + + if (lpBuffer && *lpBuffer) { + free(*lpBuffer); + *lpBuffer = NULL; + } +} + +static int match_display(Display *x11_dpy, const char *display_name) +{ + Display *test_dpy; + char *test_dpy_name, *x11_dpy_name; + int m; + + test_dpy = XOpenDisplay(display_name); + if (!test_dpy) + return 0; + + test_dpy_name = XDisplayString(test_dpy); + x11_dpy_name = XDisplayString(x11_dpy); + + if (x11_dpy_name && test_dpy_name) + m = strcmp(x11_dpy_name, test_dpy_name) == 0; + else + m = !x11_dpy_name && !test_dpy_name; + + XCloseDisplay(test_dpy); + return m; +} + +Bool VA_FGLRXGetClientDriverName( Display *dpy, int screen, + int *ddxDriverMajorVersion, int *ddxDriverMinorVersion, + int *ddxDriverPatchVersion, char **clientDriverName ) +{ + ADL_MAIN_CONTROL_CREATE ADL_Main_Control_Create; + ADL_MAIN_CONTROL_DESTROY ADL_Main_Control_Destroy; + ADL_ADAPTER_NUMBEROFADAPTERS_GET ADL_Adapter_NumberOfAdapters_Get; + ADL_ADAPTER_ADAPTERINFO_GET ADL_Adapter_AdapterInfo_Get; + ADL_ADAPTER_XSCREENINFO_GET ADL_Adapter_XScreenInfo_Get; + + LPAdapterInfo lpAdapterInfo = NULL; + LPXScreenInfo lpXScreenInfo = NULL; + void *libadl_handle = NULL; + Bool success = False; + int is_adl_initialized = 0; + int i, num_adapters, lpAdapterInfo_size, lpXScreenInfo_size; + + if (ddxDriverMajorVersion) + *ddxDriverMajorVersion = 0; + if (ddxDriverMinorVersion) + *ddxDriverMinorVersion = 0; + if (ddxDriverPatchVersion) + *ddxDriverPatchVersion = 0; + if (clientDriverName) + *clientDriverName = NULL; + + libadl_handle = dlopen("libatiadlxx.so", RTLD_LAZY|RTLD_GLOBAL); + if (!libadl_handle) + goto end; + + dlerror(); + ADL_Main_Control_Create = (ADL_MAIN_CONTROL_CREATE) + dlsym(libadl_handle,"ADL_Main_Control_Create"); + if (dlerror()) + goto end; + + ADL_Main_Control_Destroy = (ADL_MAIN_CONTROL_DESTROY) + dlsym(libadl_handle,"ADL_Main_Control_Destroy"); + if (dlerror()) + goto end; + + ADL_Adapter_NumberOfAdapters_Get = (ADL_ADAPTER_NUMBEROFADAPTERS_GET) + dlsym(libadl_handle,"ADL_Adapter_NumberOfAdapters_Get"); + if (dlerror()) + goto end; + + ADL_Adapter_AdapterInfo_Get = (ADL_ADAPTER_ADAPTERINFO_GET) + dlsym(libadl_handle,"ADL_Adapter_AdapterInfo_Get"); + if (dlerror()) + goto end; + + ADL_Adapter_XScreenInfo_Get = (ADL_ADAPTER_XSCREENINFO_GET) + dlsym(libadl_handle,"ADL_Adapter_XScreenInfo_Get"); + if (dlerror()) + goto end; + + if (ADL_Main_Control_Create(ADL_Main_Memory_Alloc, 1) != ADL_OK) + goto end; + is_adl_initialized = 1; + + if (ADL_Adapter_NumberOfAdapters_Get(&num_adapters) != ADL_OK) + goto end; + if (num_adapters <= 0) + goto end; + + lpAdapterInfo_size = num_adapters * sizeof(*lpAdapterInfo); + lpAdapterInfo = ADL_Main_Memory_Alloc(lpAdapterInfo_size); + if (!lpAdapterInfo) + goto end; + memset(lpAdapterInfo, 0, lpAdapterInfo_size); + + for (i = 0; i < num_adapters; i++) + lpAdapterInfo[i].iSize = sizeof(lpAdapterInfo[i]); + + lpXScreenInfo_size = num_adapters * sizeof(*lpXScreenInfo); + lpXScreenInfo = ADL_Main_Memory_Alloc(lpXScreenInfo_size); + if (!lpXScreenInfo) + goto end; + memset(lpXScreenInfo, 0, lpXScreenInfo_size); + + if (ADL_Adapter_AdapterInfo_Get(lpAdapterInfo, lpAdapterInfo_size) != ADL_OK) + goto end; + + if (ADL_Adapter_XScreenInfo_Get(lpXScreenInfo, lpXScreenInfo_size) != ADL_OK) + goto end; + + for (i = 0; i < num_adapters; i++) { + LPXScreenInfo const lpCurrXScreenInfo = &lpXScreenInfo[i]; + LPAdapterInfo const lpCurrAdapterInfo = &lpAdapterInfo[i]; + if (!lpCurrAdapterInfo->iPresent) + continue; +#if 0 + printf("Adapter %d:\n", i); + printf(" iAdapterIndex: %d\n", lpCurrAdapterInfo->iAdapterIndex); + printf(" strUDID: '%s'\n", lpCurrAdapterInfo->strUDID); + printf(" iBusNumber: %d\n", lpCurrAdapterInfo->iBusNumber); + printf(" iDeviceNumber: %d\n", lpCurrAdapterInfo->iDeviceNumber); + printf(" iFunctionNumber: %d\n", lpCurrAdapterInfo->iFunctionNumber); + printf(" iVendorID: 0x%04x\n", lpCurrAdapterInfo->iVendorID); + printf(" strAdapterName: '%s'\n", lpCurrAdapterInfo->strAdapterName); + printf(" strDisplayName: '%s'\n", lpCurrAdapterInfo->strDisplayName); + printf(" iPresent: %d\n", lpCurrAdapterInfo->iPresent); + printf(" iXScreenNum: %d\n", lpCurrXScreenInfo->iXScreenNum); +#endif + if (match_display(dpy, lpCurrAdapterInfo->strDisplayName) && + screen == lpCurrXScreenInfo->iXScreenNum) { + *clientDriverName = strdup("fglrx"); + break; + } + } + + success = True; +end: + if (lpXScreenInfo) + ADL_Main_Memory_Free(&lpXScreenInfo); + if (lpAdapterInfo) + ADL_Main_Memory_Free(&lpAdapterInfo); + if (is_adl_initialized) + ADL_Main_Control_Destroy(); + if (libadl_handle) + dlclose(libadl_handle); + return success; +} |