From cbdd6272c04f487c8a63b595829d2d551e2b58f8 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Tue, 27 Jan 2009 17:16:11 -0800 Subject: intel: don't count fences on 965 and later, as they don't use them. --- libdrm/intel/Makefile.am | 1 + libdrm/intel/intel_bufmgr_gem.c | 20 +++++++++--- libdrm/intel/intel_chipset.h | 71 +++++++++++++++++++++++++++++++++++++++++ 3 files changed, 88 insertions(+), 4 deletions(-) create mode 100644 libdrm/intel/intel_chipset.h diff --git a/libdrm/intel/Makefile.am b/libdrm/intel/Makefile.am index 5e3dee06..c7526f6a 100644 --- a/libdrm/intel/Makefile.am +++ b/libdrm/intel/Makefile.am @@ -39,6 +39,7 @@ libdrm_intel_la_SOURCES = \ intel_bufmgr_priv.h \ intel_bufmgr_fake.c \ intel_bufmgr_gem.c \ + intel_chipset.h \ mm.c \ mm.h diff --git a/libdrm/intel/intel_bufmgr_gem.c b/libdrm/intel/intel_bufmgr_gem.c index 765d9033..f578a679 100644 --- a/libdrm/intel/intel_bufmgr_gem.c +++ b/libdrm/intel/intel_bufmgr_gem.c @@ -54,6 +54,7 @@ #include "errno.h" #include "intel_bufmgr.h" #include "intel_bufmgr_priv.h" +#include "intel_chipset.h" #include "string.h" #include "i915_drm.h" @@ -100,6 +101,7 @@ typedef struct _drm_intel_bufmgr_gem { uint64_t gtt_size; int available_fences; + int pci_device; } drm_intel_bufmgr_gem; struct _drm_intel_bo_gem { @@ -1311,13 +1313,23 @@ drm_intel_bufmgr_gem_init(int fd, int batch_size) (int)bufmgr_gem->gtt_size / 1024); } - gp.param = I915_PARAM_NUM_FENCES_AVAIL; - gp.value = &bufmgr_gem->available_fences; + gp.param = I915_PARAM_CHIPSET_ID; + gp.value = &bufmgr_gem->pci_device; ret = ioctl(bufmgr_gem->fd, DRM_IOCTL_I915_GETPARAM, &gp); if (ret) { - fprintf(stderr, "get fences failed: %d\n", ret); + fprintf(stderr, "get chip id failed: %d\n", ret); fprintf(stderr, "param: %d, val: %d\n", gp.param, *gp.value); - bufmgr_gem->available_fences = 0; + } + + if (!IS_I965G(bufmgr_gem)) { + gp.param = I915_PARAM_NUM_FENCES_AVAIL; + gp.value = &bufmgr_gem->available_fences; + ret = ioctl(bufmgr_gem->fd, DRM_IOCTL_I915_GETPARAM, &gp); + if (ret) { + fprintf(stderr, "get fences failed: %d\n", ret); + fprintf(stderr, "param: %d, val: %d\n", gp.param, *gp.value); + bufmgr_gem->available_fences = 0; + } } /* Let's go with one relocation per every 2 dwords (but round down a bit diff --git a/libdrm/intel/intel_chipset.h b/libdrm/intel/intel_chipset.h new file mode 100644 index 00000000..0b3af023 --- /dev/null +++ b/libdrm/intel/intel_chipset.h @@ -0,0 +1,71 @@ +/* + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * 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 TUNGSTEN GRAPHICS 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. + * + */ + +#ifndef _INTEL_CHIPSET_H +#define _INTEL_CHIPSET_H + +#define IS_I830(dev) ((dev)->pci_device == 0x3577) +#define IS_845G(dev) ((dev)->pci_device == 0x2562) +#define IS_I85X(dev) ((dev)->pci_device == 0x3582) +#define IS_I855(dev) ((dev)->pci_device == 0x3582) +#define IS_I865G(dev) ((dev)->pci_device == 0x2572) + +#define IS_I915G(dev) ((dev)->pci_device == 0x2582 || (dev)->pci_device == 0x258a) +#define IS_I915GM(dev) ((dev)->pci_device == 0x2592) +#define IS_I945G(dev) ((dev)->pci_device == 0x2772) +#define IS_I945GM(dev) ((dev)->pci_device == 0x27A2 ||\ + (dev)->pci_device == 0x27AE) +#define IS_I965G(dev) ((dev)->pci_device == 0x2972 || \ + (dev)->pci_device == 0x2982 || \ + (dev)->pci_device == 0x2992 || \ + (dev)->pci_device == 0x29A2 || \ + (dev)->pci_device == 0x2A02 || \ + (dev)->pci_device == 0x2A12 || \ + (dev)->pci_device == 0x2A42 || \ + (dev)->pci_device == 0x2E02 || \ + (dev)->pci_device == 0x2E12 || \ + (dev)->pci_device == 0x2E22) + +#define IS_I965GM(dev) ((dev)->pci_device == 0x2A02) + +#define IS_GM45(dev) ((dev)->pci_device == 0x2A42) + +#define IS_G4X(dev) ((dev)->pci_device == 0x2E02 || \ + (dev)->pci_device == 0x2E12 || \ + (dev)->pci_device == 0x2E22) + +#define IS_G33(dev) ((dev)->pci_device == 0x29C2 || \ + (dev)->pci_device == 0x29B2 || \ + (dev)->pci_device == 0x29D2) + +#define IS_I9XX(dev) (IS_I915G(dev) || IS_I915GM(dev) || IS_I945G(dev) || \ + IS_I945GM(dev) || IS_I965G(dev) || IS_G33(dev)) + +#define IS_MOBILE(dev) (IS_I830(dev) || IS_I85X(dev) || IS_I915GM(dev) || \ + IS_I945GM(dev) || IS_I965GM(dev) || IS_GM45(dev)) + +#endif /* _INTEL_CHIPSET_H */ -- cgit v1.2.3