[Mesa-dev] [PATCH 25/53] i965/drm: Drop intel_chipset.h in favor of using gen_device_info.

Kenneth Graunke kenneth at whitecape.org
Wed Apr 5 00:10:15 UTC 2017


This moves the PCI ID detection to intel_screen.c and makes
drm_bacon_bufmgr_gem_init() take a devinfo pointer.

We also drop the HAS_LLC query stuff - devinfo has that info already,
without kernel queries, and it makes no sense to have two has_llc flags
set by different mechanisms.
---
 src/mesa/drivers/dri/i965/Makefile.sources   |   1 -
 src/mesa/drivers/dri/i965/brw_bufmgr.h       |   6 +-
 src/mesa/drivers/dri/i965/intel_bufmgr_gem.c | 103 +-----
 src/mesa/drivers/dri/i965/intel_chipset.h    | 469 ---------------------------
 src/mesa/drivers/dri/i965/intel_screen.c     |  60 +++-
 5 files changed, 63 insertions(+), 576 deletions(-)
 delete mode 100644 src/mesa/drivers/dri/i965/intel_chipset.h

diff --git a/src/mesa/drivers/dri/i965/Makefile.sources b/src/mesa/drivers/dri/i965/Makefile.sources
index 9068bcdde7a..9b550dc17cc 100644
--- a/src/mesa/drivers/dri/i965/Makefile.sources
+++ b/src/mesa/drivers/dri/i965/Makefile.sources
@@ -132,7 +132,6 @@ i965_FILES = \
 	intel_buffers.c \
 	intel_buffers.h \
 	intel_bufmgr_gem.c \
-	intel_chipset.h \
 	intel_copy_image.c \
 	intel_extensions.c \
 	intel_fbo.c \
diff --git a/src/mesa/drivers/dri/i965/brw_bufmgr.h b/src/mesa/drivers/dri/i965/brw_bufmgr.h
index 1e47f75b4a5..11c02604f12 100644
--- a/src/mesa/drivers/dri/i965/brw_bufmgr.h
+++ b/src/mesa/drivers/dri/i965/brw_bufmgr.h
@@ -42,6 +42,8 @@
 extern "C" {
 #endif
 
+struct gen_device_info;
+
 typedef struct _drm_bacon_bufmgr drm_bacon_bufmgr;
 typedef struct _drm_bacon_context drm_bacon_context;
 typedef struct _drm_bacon_bo drm_bacon_bo;
@@ -293,7 +295,8 @@ int drm_bacon_bo_is_reusable(drm_bacon_bo *bo);
 int drm_bacon_bo_references(drm_bacon_bo *bo, drm_bacon_bo *target_bo);
 
 /* drm_bacon_bufmgr_gem.c */
-drm_bacon_bufmgr *drm_bacon_bufmgr_gem_init(int fd, int batch_size);
+drm_bacon_bufmgr *drm_bacon_bufmgr_gem_init(struct gen_device_info *devinfo,
+					    int fd, int batch_size);
 drm_bacon_bo *drm_bacon_bo_gem_create_from_name(drm_bacon_bufmgr *bufmgr,
 						const char *name,
 						unsigned int handle);
@@ -316,7 +319,6 @@ int drm_bacon_gem_bo_get_reloc_count(drm_bacon_bo *bo);
 void drm_bacon_gem_bo_clear_relocs(drm_bacon_bo *bo, int start);
 void drm_bacon_gem_bo_start_gtt_access(drm_bacon_bo *bo, int write_enable);
 
-int drm_bacon_bufmgr_gem_get_devid(drm_bacon_bufmgr *bufmgr);
 int drm_bacon_gem_bo_wait(drm_bacon_bo *bo, int64_t timeout_ns);
 
 drm_bacon_context *drm_bacon_gem_context_create(drm_bacon_bufmgr *bufmgr);
diff --git a/src/mesa/drivers/dri/i965/intel_bufmgr_gem.c b/src/mesa/drivers/dri/i965/intel_bufmgr_gem.c
index 40ad89f87a1..7c8598c1fde 100644
--- a/src/mesa/drivers/dri/i965/intel_bufmgr_gem.c
+++ b/src/mesa/drivers/dri/i965/intel_bufmgr_gem.c
@@ -57,12 +57,12 @@
 #define ETIME ETIMEDOUT
 #endif
 #include "common/gen_debug.h"
+#include "common/gen_device_info.h"
 #include "libdrm_macros.h"
 #include "main/macros.h"
 #include "util/macros.h"
 #include "util/list.h"
 #include "brw_bufmgr.h"
-#include "intel_chipset.h"
 #include "string.h"
 
 #include "i915_drm.h"
@@ -146,8 +146,6 @@ typedef struct _drm_bacon_bufmgr {
 	int vma_count, vma_open, vma_max;
 
 	uint64_t gtt_size;
-	int pci_device;
-	int gen;
 	unsigned int has_bsd : 1;
 	unsigned int has_blt : 1;
 	unsigned int has_llc : 1;
@@ -2636,71 +2634,6 @@ drm_bacon_bufmgr_gem_set_vma_cache_size(drm_bacon_bufmgr *bufmgr, int limit)
 	drm_bacon_gem_bo_purge_vma_cache(bufmgr);
 }
 
-static int
-parse_devid_override(const char *devid_override)
-{
-	static const struct {
-		const char *name;
-		int pci_id;
-	} name_map[] = {
-		{ "brw", PCI_CHIP_I965_GM },
-		{ "g4x", PCI_CHIP_GM45_GM },
-		{ "ilk", PCI_CHIP_ILD_G },
-		{ "snb", PCI_CHIP_SANDYBRIDGE_M_GT2_PLUS },
-		{ "ivb", PCI_CHIP_IVYBRIDGE_S_GT2 },
-		{ "hsw", PCI_CHIP_HASWELL_CRW_E_GT3 },
-		{ "byt", PCI_CHIP_VALLEYVIEW_3 },
-		{ "bdw", 0x1620 | BDW_ULX },
-		{ "skl", PCI_CHIP_SKYLAKE_DT_GT2 },
-		{ "kbl", PCI_CHIP_KABYLAKE_DT_GT2 },
-	};
-	unsigned int i;
-
-	for (i = 0; i < ARRAY_SIZE(name_map); i++) {
-		if (!strcmp(name_map[i].name, devid_override))
-			return name_map[i].pci_id;
-	}
-
-	return strtod(devid_override, NULL);
-}
-
-/**
- * Get the PCI ID for the device.  This can be overridden by setting the
- * INTEL_DEVID_OVERRIDE environment variable to the desired ID.
- */
-static int
-get_pci_device_id(drm_bacon_bufmgr *bufmgr)
-{
-	char *devid_override;
-	int devid = 0;
-	int ret;
-	drm_i915_getparam_t gp;
-
-	if (geteuid() == getuid()) {
-		devid_override = getenv("INTEL_DEVID_OVERRIDE");
-		if (devid_override) {
-			bufmgr->no_exec = true;
-			return parse_devid_override(devid_override);
-		}
-	}
-
-	memclear(gp);
-	gp.param = I915_PARAM_CHIPSET_ID;
-	gp.value = &devid;
-	ret = drmIoctl(bufmgr->fd, DRM_IOCTL_I915_GETPARAM, &gp);
-	if (ret) {
-		fprintf(stderr, "get chip id failed: %d [%d]\n", ret, errno);
-		fprintf(stderr, "param: %d, val: %d\n", gp.param, *gp.value);
-	}
-	return devid;
-}
-
-int
-drm_bacon_bufmgr_gem_get_devid(drm_bacon_bufmgr *bufmgr)
-{
-	return bufmgr->pci_device;
-}
-
 drm_bacon_context *
 drm_bacon_gem_context_create(drm_bacon_bufmgr *bufmgr)
 {
@@ -2982,7 +2915,8 @@ void *drm_bacon_gem_bo_map__wc(drm_bacon_bo *bo)
  * \param fd File descriptor of the opened DRM device.
  */
 drm_bacon_bufmgr *
-drm_bacon_bufmgr_gem_init(int fd, int batch_size)
+drm_bacon_bufmgr_gem_init(struct gen_device_info *devinfo,
+                          int fd, int batch_size)
 {
 	drm_bacon_bufmgr *bufmgr;
 	struct drm_i915_gem_get_aperture aperture;
@@ -3012,26 +2946,6 @@ drm_bacon_bufmgr_gem_init(int fd, int batch_size)
 	drmIoctl(bufmgr->fd, DRM_IOCTL_I915_GEM_GET_APERTURE, &aperture);
 	bufmgr->gtt_size = aperture.aper_available_size;
 
-	bufmgr->pci_device = get_pci_device_id(bufmgr);
-
-	if (IS_GEN4(bufmgr->pci_device))
-		bufmgr->gen = 4;
-	else if (IS_GEN5(bufmgr->pci_device))
-		bufmgr->gen = 5;
-	else if (IS_GEN6(bufmgr->pci_device))
-		bufmgr->gen = 6;
-	else if (IS_GEN7(bufmgr->pci_device))
-		bufmgr->gen = 7;
-	else if (IS_GEN8(bufmgr->pci_device))
-		bufmgr->gen = 8;
-	else if (IS_GEN9(bufmgr->pci_device))
-		bufmgr->gen = 9;
-	else {
-		free(bufmgr);
-		bufmgr = NULL;
-		goto exit;
-	}
-
 	memclear(gp);
 	gp.value = &tmp;
 
@@ -3047,16 +2961,7 @@ drm_bacon_bufmgr_gem_init(int fd, int batch_size)
 	ret = drmIoctl(bufmgr->fd, DRM_IOCTL_I915_GETPARAM, &gp);
 	bufmgr->has_exec_async = ret == 0;
 
-	gp.param = I915_PARAM_HAS_LLC;
-	ret = drmIoctl(bufmgr->fd, DRM_IOCTL_I915_GETPARAM, &gp);
-	if (ret != 0) {
-		/* Kernel does not supports HAS_LLC query, fallback to GPU
-		 * generation detection and assume that we have LLC on GEN6/7
-		 */
-		bufmgr->has_llc = (IS_GEN6(bufmgr->pci_device) |
-				IS_GEN7(bufmgr->pci_device));
-	} else
-		bufmgr->has_llc = *gp.value;
+	bufmgr->has_llc = devinfo->has_llc;
 
 	gp.param = I915_PARAM_HAS_VEBOX;
 	ret = drmIoctl(bufmgr->fd, DRM_IOCTL_I915_GETPARAM, &gp);
diff --git a/src/mesa/drivers/dri/i965/intel_chipset.h b/src/mesa/drivers/dri/i965/intel_chipset.h
deleted file mode 100644
index 41fc0da061c..00000000000
--- a/src/mesa/drivers/dri/i965/intel_chipset.h
+++ /dev/null
@@ -1,469 +0,0 @@
-/*
- *
- * 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 PCI_CHIP_I810			0x7121
-#define PCI_CHIP_I810_DC100		0x7123
-#define PCI_CHIP_I810_E			0x7125
-#define PCI_CHIP_I815			0x1132
-
-#define PCI_CHIP_I830_M			0x3577
-#define PCI_CHIP_845_G			0x2562
-#define PCI_CHIP_I855_GM		0x3582
-#define PCI_CHIP_I865_G			0x2572
-
-#define PCI_CHIP_I915_G			0x2582
-#define PCI_CHIP_E7221_G		0x258A
-#define PCI_CHIP_I915_GM		0x2592
-#define PCI_CHIP_I945_G			0x2772
-#define PCI_CHIP_I945_GM		0x27A2
-#define PCI_CHIP_I945_GME		0x27AE
-
-#define PCI_CHIP_Q35_G			0x29B2
-#define PCI_CHIP_G33_G			0x29C2
-#define PCI_CHIP_Q33_G			0x29D2
-
-#define PCI_CHIP_IGD_GM			0xA011
-#define PCI_CHIP_IGD_G			0xA001
-
-#define IS_IGDGM(devid)		((devid) == PCI_CHIP_IGD_GM)
-#define IS_IGDG(devid)		((devid) == PCI_CHIP_IGD_G)
-#define IS_IGD(devid)		(IS_IGDG(devid) || IS_IGDGM(devid))
-
-#define PCI_CHIP_I965_G			0x29A2
-#define PCI_CHIP_I965_Q			0x2992
-#define PCI_CHIP_I965_G_1		0x2982
-#define PCI_CHIP_I946_GZ		0x2972
-#define PCI_CHIP_I965_GM		0x2A02
-#define PCI_CHIP_I965_GME		0x2A12
-
-#define PCI_CHIP_GM45_GM		0x2A42
-
-#define PCI_CHIP_IGD_E_G		0x2E02
-#define PCI_CHIP_Q45_G			0x2E12
-#define PCI_CHIP_G45_G			0x2E22
-#define PCI_CHIP_G41_G			0x2E32
-
-#define PCI_CHIP_ILD_G			0x0042
-#define PCI_CHIP_ILM_G			0x0046
-
-#define PCI_CHIP_SANDYBRIDGE_GT1	0x0102 /* desktop */
-#define PCI_CHIP_SANDYBRIDGE_GT2	0x0112
-#define PCI_CHIP_SANDYBRIDGE_GT2_PLUS	0x0122
-#define PCI_CHIP_SANDYBRIDGE_M_GT1	0x0106 /* mobile */
-#define PCI_CHIP_SANDYBRIDGE_M_GT2	0x0116
-#define PCI_CHIP_SANDYBRIDGE_M_GT2_PLUS	0x0126
-#define PCI_CHIP_SANDYBRIDGE_S		0x010A /* server */
-
-#define PCI_CHIP_IVYBRIDGE_GT1		0x0152 /* desktop */
-#define PCI_CHIP_IVYBRIDGE_GT2		0x0162
-#define PCI_CHIP_IVYBRIDGE_M_GT1	0x0156 /* mobile */
-#define PCI_CHIP_IVYBRIDGE_M_GT2	0x0166
-#define PCI_CHIP_IVYBRIDGE_S		0x015a /* server */
-#define PCI_CHIP_IVYBRIDGE_S_GT2	0x016a /* server */
-
-#define PCI_CHIP_HASWELL_GT1		0x0402 /* Desktop */
-#define PCI_CHIP_HASWELL_GT2		0x0412
-#define PCI_CHIP_HASWELL_GT3		0x0422
-#define PCI_CHIP_HASWELL_M_GT1		0x0406 /* Mobile */
-#define PCI_CHIP_HASWELL_M_GT2		0x0416
-#define PCI_CHIP_HASWELL_M_GT3		0x0426
-#define PCI_CHIP_HASWELL_S_GT1		0x040A /* Server */
-#define PCI_CHIP_HASWELL_S_GT2		0x041A
-#define PCI_CHIP_HASWELL_S_GT3		0x042A
-#define PCI_CHIP_HASWELL_B_GT1		0x040B /* Reserved */
-#define PCI_CHIP_HASWELL_B_GT2		0x041B
-#define PCI_CHIP_HASWELL_B_GT3		0x042B
-#define PCI_CHIP_HASWELL_E_GT1		0x040E /* Reserved */
-#define PCI_CHIP_HASWELL_E_GT2		0x041E
-#define PCI_CHIP_HASWELL_E_GT3		0x042E
-#define PCI_CHIP_HASWELL_SDV_GT1	0x0C02 /* Desktop */
-#define PCI_CHIP_HASWELL_SDV_GT2	0x0C12
-#define PCI_CHIP_HASWELL_SDV_GT3	0x0C22
-#define PCI_CHIP_HASWELL_SDV_M_GT1	0x0C06 /* Mobile */
-#define PCI_CHIP_HASWELL_SDV_M_GT2	0x0C16
-#define PCI_CHIP_HASWELL_SDV_M_GT3	0x0C26
-#define PCI_CHIP_HASWELL_SDV_S_GT1	0x0C0A /* Server */
-#define PCI_CHIP_HASWELL_SDV_S_GT2	0x0C1A
-#define PCI_CHIP_HASWELL_SDV_S_GT3	0x0C2A
-#define PCI_CHIP_HASWELL_SDV_B_GT1	0x0C0B /* Reserved */
-#define PCI_CHIP_HASWELL_SDV_B_GT2	0x0C1B
-#define PCI_CHIP_HASWELL_SDV_B_GT3	0x0C2B
-#define PCI_CHIP_HASWELL_SDV_E_GT1	0x0C0E /* Reserved */
-#define PCI_CHIP_HASWELL_SDV_E_GT2	0x0C1E
-#define PCI_CHIP_HASWELL_SDV_E_GT3	0x0C2E
-#define PCI_CHIP_HASWELL_ULT_GT1	0x0A02 /* Desktop */
-#define PCI_CHIP_HASWELL_ULT_GT2	0x0A12
-#define PCI_CHIP_HASWELL_ULT_GT3	0x0A22
-#define PCI_CHIP_HASWELL_ULT_M_GT1	0x0A06 /* Mobile */
-#define PCI_CHIP_HASWELL_ULT_M_GT2	0x0A16
-#define PCI_CHIP_HASWELL_ULT_M_GT3	0x0A26
-#define PCI_CHIP_HASWELL_ULT_S_GT1	0x0A0A /* Server */
-#define PCI_CHIP_HASWELL_ULT_S_GT2	0x0A1A
-#define PCI_CHIP_HASWELL_ULT_S_GT3	0x0A2A
-#define PCI_CHIP_HASWELL_ULT_B_GT1	0x0A0B /* Reserved */
-#define PCI_CHIP_HASWELL_ULT_B_GT2	0x0A1B
-#define PCI_CHIP_HASWELL_ULT_B_GT3	0x0A2B
-#define PCI_CHIP_HASWELL_ULT_E_GT1	0x0A0E /* Reserved */
-#define PCI_CHIP_HASWELL_ULT_E_GT2	0x0A1E
-#define PCI_CHIP_HASWELL_ULT_E_GT3	0x0A2E
-#define PCI_CHIP_HASWELL_CRW_GT1	0x0D02 /* Desktop */
-#define PCI_CHIP_HASWELL_CRW_GT2	0x0D12
-#define PCI_CHIP_HASWELL_CRW_GT3	0x0D22
-#define PCI_CHIP_HASWELL_CRW_M_GT1	0x0D06 /* Mobile */
-#define PCI_CHIP_HASWELL_CRW_M_GT2	0x0D16
-#define PCI_CHIP_HASWELL_CRW_M_GT3	0x0D26
-#define PCI_CHIP_HASWELL_CRW_S_GT1	0x0D0A /* Server */
-#define PCI_CHIP_HASWELL_CRW_S_GT2	0x0D1A
-#define PCI_CHIP_HASWELL_CRW_S_GT3	0x0D2A
-#define PCI_CHIP_HASWELL_CRW_B_GT1	0x0D0B /* Reserved */
-#define PCI_CHIP_HASWELL_CRW_B_GT2	0x0D1B
-#define PCI_CHIP_HASWELL_CRW_B_GT3	0x0D2B
-#define PCI_CHIP_HASWELL_CRW_E_GT1	0x0D0E /* Reserved */
-#define PCI_CHIP_HASWELL_CRW_E_GT2	0x0D1E
-#define PCI_CHIP_HASWELL_CRW_E_GT3	0x0D2E
-#define BDW_SPARE			0x2
-#define BDW_ULT				0x6
-#define BDW_SERVER			0xa
-#define BDW_IRIS			0xb
-#define BDW_WORKSTATION			0xd
-#define BDW_ULX				0xe
-
-#define PCI_CHIP_VALLEYVIEW_PO		0x0f30 /* VLV PO board */
-#define PCI_CHIP_VALLEYVIEW_1		0x0f31
-#define PCI_CHIP_VALLEYVIEW_2		0x0f32
-#define PCI_CHIP_VALLEYVIEW_3		0x0f33
-
-#define PCI_CHIP_CHERRYVIEW_0		0x22b0
-#define PCI_CHIP_CHERRYVIEW_1		0x22b1
-#define PCI_CHIP_CHERRYVIEW_2		0x22b2
-#define PCI_CHIP_CHERRYVIEW_3		0x22b3
-
-#define PCI_CHIP_SKYLAKE_DT_GT1		0x1902
-#define PCI_CHIP_SKYLAKE_ULT_GT1	0x1906
-#define PCI_CHIP_SKYLAKE_SRV_GT1	0x190A /* Reserved */
-#define PCI_CHIP_SKYLAKE_H_GT1		0x190B
-#define PCI_CHIP_SKYLAKE_ULX_GT1	0x190E /* Reserved */
-#define PCI_CHIP_SKYLAKE_DT_GT2		0x1912
-#define PCI_CHIP_SKYLAKE_FUSED0_GT2	0x1913 /* Reserved */
-#define PCI_CHIP_SKYLAKE_FUSED1_GT2	0x1915 /* Reserved */
-#define PCI_CHIP_SKYLAKE_ULT_GT2	0x1916
-#define PCI_CHIP_SKYLAKE_FUSED2_GT2	0x1917 /* Reserved */
-#define PCI_CHIP_SKYLAKE_SRV_GT2	0x191A /* Reserved */
-#define PCI_CHIP_SKYLAKE_HALO_GT2	0x191B
-#define PCI_CHIP_SKYLAKE_WKS_GT2 	0x191D
-#define PCI_CHIP_SKYLAKE_ULX_GT2	0x191E
-#define PCI_CHIP_SKYLAKE_MOBILE_GT2	0x1921 /* Reserved */
-#define PCI_CHIP_SKYLAKE_ULT_GT3_0	0x1923
-#define PCI_CHIP_SKYLAKE_ULT_GT3_1	0x1926
-#define PCI_CHIP_SKYLAKE_ULT_GT3_2	0x1927
-#define PCI_CHIP_SKYLAKE_SRV_GT4	0x192A
-#define PCI_CHIP_SKYLAKE_HALO_GT3	0x192B /* Reserved */
-#define PCI_CHIP_SKYLAKE_SRV_GT3	0x192D
-#define PCI_CHIP_SKYLAKE_DT_GT4		0x1932
-#define PCI_CHIP_SKYLAKE_SRV_GT4X	0x193A
-#define PCI_CHIP_SKYLAKE_H_GT4		0x193B
-#define PCI_CHIP_SKYLAKE_WKS_GT4	0x193D
-
-#define PCI_CHIP_KABYLAKE_ULT_GT2	0x5916
-#define PCI_CHIP_KABYLAKE_ULT_GT1_5	0x5913
-#define PCI_CHIP_KABYLAKE_ULT_GT1	0x5906
-#define PCI_CHIP_KABYLAKE_ULT_GT3_0	0x5923
-#define PCI_CHIP_KABYLAKE_ULT_GT3_1	0x5926
-#define PCI_CHIP_KABYLAKE_ULT_GT3_2	0x5927
-#define PCI_CHIP_KABYLAKE_ULT_GT2F	0x5921
-#define PCI_CHIP_KABYLAKE_ULX_GT1_5	0x5915
-#define PCI_CHIP_KABYLAKE_ULX_GT1	0x590E
-#define PCI_CHIP_KABYLAKE_ULX_GT2	0x591E
-#define PCI_CHIP_KABYLAKE_DT_GT2	0x5912
-#define PCI_CHIP_KABYLAKE_DT_GT1_5	0x5917
-#define PCI_CHIP_KABYLAKE_DT_GT1	0x5902
-#define PCI_CHIP_KABYLAKE_HALO_GT2	0x591B
-#define PCI_CHIP_KABYLAKE_HALO_GT4	0x593B
-#define PCI_CHIP_KABYLAKE_HALO_GT1_0	0x5908
-#define PCI_CHIP_KABYLAKE_HALO_GT1_1	0x590B
-#define PCI_CHIP_KABYLAKE_SRV_GT2	0x591A
-#define PCI_CHIP_KABYLAKE_SRV_GT1	0x590A
-#define PCI_CHIP_KABYLAKE_WKS_GT2	0x591D
-
-#define PCI_CHIP_BROXTON_0		0x0A84
-#define PCI_CHIP_BROXTON_1		0x1A84
-#define PCI_CHIP_BROXTON_2		0x5A84
-#define PCI_CHIP_BROXTON_3		0x1A85
-#define PCI_CHIP_BROXTON_4		0x5A85
-
-#define PCI_CHIP_GLK			0x3184
-#define PCI_CHIP_GLK_2X6		0x3185
-
-#define IS_MOBILE(devid)	((devid) == PCI_CHIP_I855_GM || \
-				 (devid) == PCI_CHIP_I915_GM || \
-				 (devid) == PCI_CHIP_I945_GM || \
-				 (devid) == PCI_CHIP_I945_GME || \
-				 (devid) == PCI_CHIP_I965_GM || \
-				 (devid) == PCI_CHIP_I965_GME || \
-				 (devid) == PCI_CHIP_GM45_GM || IS_IGD(devid) || \
-				 (devid) == PCI_CHIP_IVYBRIDGE_M_GT1 || \
-				 (devid) == PCI_CHIP_IVYBRIDGE_M_GT2)
-
-#define IS_G45(devid)		((devid) == PCI_CHIP_IGD_E_G || \
-				 (devid) == PCI_CHIP_Q45_G || \
-				 (devid) == PCI_CHIP_G45_G || \
-				 (devid) == PCI_CHIP_G41_G)
-#define IS_GM45(devid)		((devid) == PCI_CHIP_GM45_GM)
-#define IS_G4X(devid)		(IS_G45(devid) || IS_GM45(devid))
-
-#define IS_ILD(devid)		((devid) == PCI_CHIP_ILD_G)
-#define IS_ILM(devid)		((devid) == PCI_CHIP_ILM_G)
-
-#define IS_915(devid)		((devid) == PCI_CHIP_I915_G || \
-				 (devid) == PCI_CHIP_E7221_G || \
-				 (devid) == PCI_CHIP_I915_GM)
-
-#define IS_945GM(devid)		((devid) == PCI_CHIP_I945_GM || \
-				 (devid) == PCI_CHIP_I945_GME)
-
-#define IS_945(devid)		((devid) == PCI_CHIP_I945_G || \
-				 (devid) == PCI_CHIP_I945_GM || \
-				 (devid) == PCI_CHIP_I945_GME || \
-				 IS_G33(devid))
-
-#define IS_G33(devid)		((devid) == PCI_CHIP_G33_G || \
-				 (devid) == PCI_CHIP_Q33_G || \
-				 (devid) == PCI_CHIP_Q35_G || IS_IGD(devid))
-
-#define IS_GEN2(devid)		((devid) == PCI_CHIP_I830_M || \
-				 (devid) == PCI_CHIP_845_G || \
-				 (devid) == PCI_CHIP_I855_GM || \
-				 (devid) == PCI_CHIP_I865_G)
-
-#define IS_GEN3(devid)		(IS_945(devid) || IS_915(devid))
-
-#define IS_GEN4(devid)		((devid) == PCI_CHIP_I965_G || \
-				 (devid) == PCI_CHIP_I965_Q || \
-				 (devid) == PCI_CHIP_I965_G_1 || \
-				 (devid) == PCI_CHIP_I965_GM || \
-				 (devid) == PCI_CHIP_I965_GME || \
-				 (devid) == PCI_CHIP_I946_GZ || \
-				 IS_G4X(devid))
-
-#define IS_GEN5(devid)		(IS_ILD(devid) || IS_ILM(devid))
-
-#define IS_GEN6(devid)		((devid) == PCI_CHIP_SANDYBRIDGE_GT1 || \
-				 (devid) == PCI_CHIP_SANDYBRIDGE_GT2 || \
-				 (devid) == PCI_CHIP_SANDYBRIDGE_GT2_PLUS || \
-				 (devid) == PCI_CHIP_SANDYBRIDGE_M_GT1 || \
-				 (devid) == PCI_CHIP_SANDYBRIDGE_M_GT2 || \
-				 (devid) == PCI_CHIP_SANDYBRIDGE_M_GT2_PLUS || \
-				 (devid) == PCI_CHIP_SANDYBRIDGE_S)
-
-#define IS_GEN7(devid)		(IS_IVYBRIDGE(devid) || \
-				 IS_HASWELL(devid) || \
-				 IS_VALLEYVIEW(devid))
-
-#define IS_IVYBRIDGE(devid)	((devid) == PCI_CHIP_IVYBRIDGE_GT1 || \
-				 (devid) == PCI_CHIP_IVYBRIDGE_GT2 || \
-				 (devid) == PCI_CHIP_IVYBRIDGE_M_GT1 || \
-				 (devid) == PCI_CHIP_IVYBRIDGE_M_GT2 || \
-				 (devid) == PCI_CHIP_IVYBRIDGE_S || \
-				 (devid) == PCI_CHIP_IVYBRIDGE_S_GT2)
-
-#define IS_VALLEYVIEW(devid)	((devid) == PCI_CHIP_VALLEYVIEW_PO || \
-				 (devid) == PCI_CHIP_VALLEYVIEW_1 || \
-				 (devid) == PCI_CHIP_VALLEYVIEW_2 || \
-				 (devid) == PCI_CHIP_VALLEYVIEW_3)
-
-#define IS_HSW_GT1(devid)	((devid) == PCI_CHIP_HASWELL_GT1 || \
-				 (devid) == PCI_CHIP_HASWELL_M_GT1 || \
-				 (devid) == PCI_CHIP_HASWELL_S_GT1 || \
-				 (devid) == PCI_CHIP_HASWELL_B_GT1 || \
-				 (devid) == PCI_CHIP_HASWELL_E_GT1 || \
-				 (devid) == PCI_CHIP_HASWELL_SDV_GT1 || \
-				 (devid) == PCI_CHIP_HASWELL_SDV_M_GT1 || \
-				 (devid) == PCI_CHIP_HASWELL_SDV_S_GT1 || \
-				 (devid) == PCI_CHIP_HASWELL_SDV_B_GT1 || \
-				 (devid) == PCI_CHIP_HASWELL_SDV_E_GT1 || \
-				 (devid) == PCI_CHIP_HASWELL_ULT_GT1 || \
-				 (devid) == PCI_CHIP_HASWELL_ULT_M_GT1 || \
-				 (devid) == PCI_CHIP_HASWELL_ULT_S_GT1 || \
-				 (devid) == PCI_CHIP_HASWELL_ULT_B_GT1 || \
-				 (devid) == PCI_CHIP_HASWELL_ULT_E_GT1 || \
-				 (devid) == PCI_CHIP_HASWELL_CRW_GT1 || \
-				 (devid) == PCI_CHIP_HASWELL_CRW_M_GT1 || \
-				 (devid) == PCI_CHIP_HASWELL_CRW_S_GT1 || \
-				 (devid) == PCI_CHIP_HASWELL_CRW_B_GT1 || \
-				 (devid) == PCI_CHIP_HASWELL_CRW_E_GT1)
-#define IS_HSW_GT2(devid)	((devid) == PCI_CHIP_HASWELL_GT2 || \
-				 (devid) == PCI_CHIP_HASWELL_M_GT2 || \
-				 (devid) == PCI_CHIP_HASWELL_S_GT2 || \
-				 (devid) == PCI_CHIP_HASWELL_B_GT2 || \
-				 (devid) == PCI_CHIP_HASWELL_E_GT2 || \
-				 (devid) == PCI_CHIP_HASWELL_SDV_GT2 || \
-				 (devid) == PCI_CHIP_HASWELL_SDV_M_GT2 || \
-				 (devid) == PCI_CHIP_HASWELL_SDV_S_GT2 || \
-				 (devid) == PCI_CHIP_HASWELL_SDV_B_GT2 || \
-				 (devid) == PCI_CHIP_HASWELL_SDV_E_GT2 || \
-				 (devid) == PCI_CHIP_HASWELL_ULT_GT2 || \
-				 (devid) == PCI_CHIP_HASWELL_ULT_M_GT2 || \
-				 (devid) == PCI_CHIP_HASWELL_ULT_S_GT2 || \
-				 (devid) == PCI_CHIP_HASWELL_ULT_B_GT2 || \
-				 (devid) == PCI_CHIP_HASWELL_ULT_E_GT2 || \
-				 (devid) == PCI_CHIP_HASWELL_CRW_GT2 || \
-				 (devid) == PCI_CHIP_HASWELL_CRW_M_GT2 || \
-				 (devid) == PCI_CHIP_HASWELL_CRW_S_GT2 || \
-				 (devid) == PCI_CHIP_HASWELL_CRW_B_GT2 || \
-				 (devid) == PCI_CHIP_HASWELL_CRW_E_GT2)
-#define IS_HSW_GT3(devid)	((devid) == PCI_CHIP_HASWELL_GT3 || \
-				 (devid) == PCI_CHIP_HASWELL_M_GT3 || \
-				 (devid) == PCI_CHIP_HASWELL_S_GT3 || \
-				 (devid) == PCI_CHIP_HASWELL_B_GT3 || \
-				 (devid) == PCI_CHIP_HASWELL_E_GT3 || \
-				 (devid) == PCI_CHIP_HASWELL_SDV_GT3 || \
-				 (devid) == PCI_CHIP_HASWELL_SDV_M_GT3 || \
-				 (devid) == PCI_CHIP_HASWELL_SDV_S_GT3 || \
-				 (devid) == PCI_CHIP_HASWELL_SDV_B_GT3 || \
-				 (devid) == PCI_CHIP_HASWELL_SDV_E_GT3 || \
-				 (devid) == PCI_CHIP_HASWELL_ULT_GT3 || \
-				 (devid) == PCI_CHIP_HASWELL_ULT_M_GT3 || \
-				 (devid) == PCI_CHIP_HASWELL_ULT_S_GT3 || \
-				 (devid) == PCI_CHIP_HASWELL_ULT_B_GT3 || \
-				 (devid) == PCI_CHIP_HASWELL_ULT_E_GT3 || \
-				 (devid) == PCI_CHIP_HASWELL_CRW_GT3 || \
-				 (devid) == PCI_CHIP_HASWELL_CRW_M_GT3 || \
-				 (devid) == PCI_CHIP_HASWELL_CRW_S_GT3 || \
-				 (devid) == PCI_CHIP_HASWELL_CRW_B_GT3 || \
-				 (devid) == PCI_CHIP_HASWELL_CRW_E_GT3)
-
-#define IS_HASWELL(devid)	(IS_HSW_GT1(devid) || \
-				 IS_HSW_GT2(devid) || \
-				 IS_HSW_GT3(devid))
-
-#define IS_BROADWELL(devid)     (((devid & 0xff00) != 0x1600) ? 0 : \
-				(((devid & 0x00f0) >> 4) > 3) ? 0 : \
-				((devid & 0x000f) == BDW_SPARE) ? 1 : \
-				((devid & 0x000f) == BDW_ULT) ? 1 : \
-				((devid & 0x000f) == BDW_IRIS) ? 1 : \
-				((devid & 0x000f) == BDW_SERVER) ? 1 : \
-				((devid & 0x000f) == BDW_WORKSTATION) ? 1 : \
-				((devid & 0x000f) == BDW_ULX) ? 1 : 0)
-
-#define IS_CHERRYVIEW(devid)	((devid) == PCI_CHIP_CHERRYVIEW_0 || \
-				 (devid) == PCI_CHIP_CHERRYVIEW_1 || \
-				 (devid) == PCI_CHIP_CHERRYVIEW_2 || \
-				 (devid) == PCI_CHIP_CHERRYVIEW_3)
-
-#define IS_GEN8(devid)		(IS_BROADWELL(devid) || \
-				 IS_CHERRYVIEW(devid))
-
-#define IS_SKL_GT1(devid)	((devid) == PCI_CHIP_SKYLAKE_DT_GT1	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_ULT_GT1	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_SRV_GT1	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_H_GT1	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_ULX_GT1)
-
-#define IS_SKL_GT2(devid)	((devid) == PCI_CHIP_SKYLAKE_DT_GT2	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_FUSED0_GT2	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_FUSED1_GT2	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_ULT_GT2	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_FUSED2_GT2	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_SRV_GT2	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_HALO_GT2	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_WKS_GT2	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_ULX_GT2	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_MOBILE_GT2)
-
-#define IS_SKL_GT3(devid)	((devid) == PCI_CHIP_SKYLAKE_ULT_GT3_0	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_ULT_GT3_1	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_ULT_GT3_2	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_HALO_GT3	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_SRV_GT3)
-
-#define IS_SKL_GT4(devid)	((devid) == PCI_CHIP_SKYLAKE_SRV_GT4	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_DT_GT4	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_SRV_GT4X	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_H_GT4	|| \
-				 (devid) == PCI_CHIP_SKYLAKE_WKS_GT4)
-
-#define IS_KBL_GT1(devid)	((devid) == PCI_CHIP_KABYLAKE_ULT_GT1_5	|| \
-				 (devid) == PCI_CHIP_KABYLAKE_ULX_GT1_5	|| \
-				 (devid) == PCI_CHIP_KABYLAKE_DT_GT1_5	|| \
-				 (devid) == PCI_CHIP_KABYLAKE_ULT_GT1	|| \
-				 (devid) == PCI_CHIP_KABYLAKE_ULX_GT1	|| \
-				 (devid) == PCI_CHIP_KABYLAKE_DT_GT1	|| \
-				 (devid) == PCI_CHIP_KABYLAKE_HALO_GT1_0 || \
-				 (devid) == PCI_CHIP_KABYLAKE_HALO_GT1_1 || \
-				 (devid) == PCI_CHIP_KABYLAKE_SRV_GT1)
-
-#define IS_KBL_GT2(devid)	((devid) == PCI_CHIP_KABYLAKE_ULT_GT2	|| \
-				 (devid) == PCI_CHIP_KABYLAKE_ULT_GT2F	|| \
-				 (devid) == PCI_CHIP_KABYLAKE_ULX_GT2	|| \
-				 (devid) == PCI_CHIP_KABYLAKE_DT_GT2	|| \
-				 (devid) == PCI_CHIP_KABYLAKE_HALO_GT2	|| \
-				 (devid) == PCI_CHIP_KABYLAKE_SRV_GT2	|| \
-				 (devid) == PCI_CHIP_KABYLAKE_WKS_GT2)
-
-#define IS_KBL_GT3(devid)	((devid) == PCI_CHIP_KABYLAKE_ULT_GT3_0	|| \
-				 (devid) == PCI_CHIP_KABYLAKE_ULT_GT3_1	|| \
-				 (devid) == PCI_CHIP_KABYLAKE_ULT_GT3_2)
-
-#define IS_KBL_GT4(devid)	((devid) == PCI_CHIP_KABYLAKE_HALO_GT4)
-
-#define IS_KABYLAKE(devid)	(IS_KBL_GT1(devid) || \
-				 IS_KBL_GT2(devid) || \
-				 IS_KBL_GT3(devid) || \
-				 IS_KBL_GT4(devid))
-
-#define IS_SKYLAKE(devid)	(IS_SKL_GT1(devid) || \
-				 IS_SKL_GT2(devid) || \
-				 IS_SKL_GT3(devid) || \
-				 IS_SKL_GT4(devid))
-
-#define IS_BROXTON(devid)	((devid) == PCI_CHIP_BROXTON_0	|| \
-				 (devid) == PCI_CHIP_BROXTON_1	|| \
-				 (devid) == PCI_CHIP_BROXTON_2	|| \
-				 (devid) == PCI_CHIP_BROXTON_3	|| \
-				 (devid) == PCI_CHIP_BROXTON_4)
-
-#define IS_GEMINILAKE(devid)	((devid) == PCI_CHIP_GLK || \
-				 (devid) == PCI_CHIP_GLK_2X6)
-
-#define IS_GEN9(devid)		(IS_SKYLAKE(devid)  || \
-				 IS_BROXTON(devid)  || \
-				 IS_KABYLAKE(devid) || \
-				 IS_GEMINILAKE(devid))
-
-#define IS_9XX(dev)		(IS_GEN3(dev) || \
-				 IS_GEN4(dev) || \
-				 IS_GEN5(dev) || \
-				 IS_GEN6(dev) || \
-				 IS_GEN7(dev) || \
-				 IS_GEN8(dev) || \
-				 IS_GEN9(dev))
-
-
-#endif /* _INTEL_CHIPSET_H */
diff --git a/src/mesa/drivers/dri/i965/intel_screen.c b/src/mesa/drivers/dri/i965/intel_screen.c
index 9de2ec0cefd..e45910ce12b 100644
--- a/src/mesa/drivers/dri/i965/intel_screen.c
+++ b/src/mesa/drivers/dri/i965/intel_screen.c
@@ -1271,9 +1271,11 @@ intel_init_bufmgr(struct intel_screen *screen)
 {
    __DRIscreen *dri_screen = screen->driScrnPriv;
 
-   screen->no_hw = getenv("INTEL_NO_HW") != NULL;
+   if (getenv("INTEL_NO_HW") != NULL)
+      screen->no_hw = true;
 
-   screen->bufmgr = drm_bacon_bufmgr_gem_init(dri_screen->fd, BATCH_SZ);
+   screen->bufmgr = drm_bacon_bufmgr_gem_init(&screen->devinfo,
+                                              dri_screen->fd, BATCH_SZ);
    if (screen->bufmgr == NULL) {
       fprintf(stderr, "[%s:%u] Error initializing buffer manager.\n",
 	      __func__, __LINE__);
@@ -1726,6 +1728,53 @@ shader_perf_log_mesa(void *data, const char *fmt, ...)
    va_end(args);
 }
 
+static int
+parse_devid_override(const char *devid_override)
+{
+   static const struct {
+      const char *name;
+      int pci_id;
+   } name_map[] = {
+      { "brw", 0x2a02 },
+      { "g4x", 0x2a42 },
+      { "ilk", 0x0042 },
+      { "snb", 0x0126 },
+      { "ivb", 0x016a },
+      { "hsw", 0x0d2e },
+      { "byt", 0x0f33 },
+      { "bdw", 0x162e },
+      { "skl", 0x1912 },
+      { "kbl", 0x5912 },
+   };
+
+   for (unsigned i = 0; i < ARRAY_SIZE(name_map); i++) {
+      if (!strcmp(name_map[i].name, devid_override))
+         return name_map[i].pci_id;
+   }
+
+   return strtod(devid_override, NULL);
+}
+
+/**
+ * Get the PCI ID for the device.  This can be overridden by setting the
+ * INTEL_DEVID_OVERRIDE environment variable to the desired ID.
+ *
+ * Returns -1 on ioctl failure.
+ */
+static int
+get_pci_device_id(struct intel_screen *screen)
+{
+   if (geteuid() == getuid()) {
+      char *devid_override = getenv("INTEL_DEVID_OVERRIDE");
+      if (devid_override) {
+         screen->no_hw = true;
+         return parse_devid_override(devid_override);
+      }
+   }
+
+   return intel_get_integer(screen, I915_PARAM_CHIPSET_ID);
+}
+
 /**
  * This is the driver specific part of the createNewScreen entry point.
  * Called when using DRI2.
@@ -1758,13 +1807,14 @@ __DRIconfig **intelInitScreen2(__DRIscreen *dri_screen)
    screen->driScrnPriv = dri_screen;
    dri_screen->driverPrivate = (void *) screen;
 
-   if (!intel_init_bufmgr(screen))
-       return NULL;
+   screen->deviceID = get_pci_device_id(screen);
 
-   screen->deviceID = drm_bacon_bufmgr_gem_get_devid(screen->bufmgr);
    if (!gen_get_device_info(screen->deviceID, &screen->devinfo))
       return NULL;
 
+   if (!intel_init_bufmgr(screen))
+       return NULL;
+
    const struct gen_device_info *devinfo = &screen->devinfo;
 
    brw_process_intel_debug_variable();
-- 
2.12.1



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