From patchwork Tue Apr 13 22:29:56 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Vetter X-Patchwork-Id: 92281 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by demeter.kernel.org (8.14.3/8.14.3) with ESMTP id o3DMUGf6027552 for ; Tue, 13 Apr 2010 22:30:56 GMT Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B209F9E76E; Tue, 13 Apr 2010 15:29:59 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mail.ffwll.ch (cable-static-49-187.intergga.ch [157.161.49.187]) by gabe.freedesktop.org (Postfix) with ESMTP id 78C9A9F329 for ; Tue, 13 Apr 2010 15:29:54 -0700 (PDT) Received: by mail.ffwll.ch (Postfix, from userid 1000) id A959020C22C; Wed, 14 Apr 2010 00:30:14 +0200 (CEST) X-Spam-ASN: X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on orange.ffwll.ch X-Spam-Level: X-Spam-Hammy: 0.000-+--struct, 0.000-+--100644, 0.000-+--signed-off-by X-Spam-Status: No, score=-4.8 required=6.0 tests=ALL_TRUSTED,AWL,BAYES_00, USER_SAXASTIC autolearn=ham version=3.2.5 X-Spam-Spammy: Received: from biene (unknown [192.168.23.129]) by mail.ffwll.ch (Postfix) with ESMTP id 7C69220C229; Wed, 14 Apr 2010 00:29:33 +0200 (CEST) Received: from daniel by biene with local (Exim 4.71) (envelope-from ) id 1O1ocQ-0001Cl-3P; Wed, 14 Apr 2010 00:30:06 +0200 From: Daniel Vetter To: eric@anholt.net Date: Wed, 14 Apr 2010 00:29:56 +0200 Message-Id: <1271197798-4581-7-git-send-email-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 1.7.0.4 In-Reply-To: <1271197798-4581-1-git-send-email-daniel.vetter@ffwll.ch> References: <1271197798-4581-1-git-send-email-daniel.vetter@ffwll.ch> Cc: Daniel Vetter , intel-gfx@lists.freedesktop.org Subject: [Intel-gfx] [PATCH 6/8] agp/intel: split out gmch/gtt probe, part 2 X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.11 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: intel-gfx-bounces@lists.freedesktop.org Errors-To: intel-gfx-bounces@lists.freedesktop.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter.kernel.org [140.211.167.41]); Tue, 13 Apr 2010 22:30:57 +0000 (UTC) diff --git a/drivers/char/agp/Makefile b/drivers/char/agp/Makefile index 627f542..072857d 100644 --- a/drivers/char/agp/Makefile +++ b/drivers/char/agp/Makefile @@ -12,6 +12,7 @@ obj-$(CONFIG_AGP_EFFICEON) += efficeon-agp.o obj-$(CONFIG_AGP_HP_ZX1) += hp-agp.o obj-$(CONFIG_AGP_PARISC) += parisc-agp.o obj-$(CONFIG_AGP_I460) += i460-agp.o +intel-agp-y := intel-agp-gart.o intel-gtt.o obj-$(CONFIG_AGP_INTEL) += intel-agp.o obj-$(CONFIG_AGP_NVIDIA) += nvidia-agp.o obj-$(CONFIG_AGP_SGI_TIOCA) += sgi-agp.o diff --git a/drivers/char/agp/intel-agp-gart.c b/drivers/char/agp/intel-agp-gart.c new file mode 100644 index 0000000..1bac955 --- /dev/null +++ b/drivers/char/agp/intel-agp-gart.c @@ -0,0 +1,925 @@ +/* + * Intel AGPGART routines. + */ + +#include +#include +#include +#include +#include +#include +#include +#include "agp.h" +#include "intel-agp.h" + +int intel_agp_enabled; +EXPORT_SYMBOL(intel_agp_enabled); + +static int intel_fetch_size(void) +{ + int i; + u16 temp; + struct aper_size_info_16 *values; + + pci_read_config_word(agp_bridge->dev, INTEL_APSIZE, &temp); + values = A_SIZE_16(agp_bridge->driver->aperture_sizes); + + for (i = 0; i < agp_bridge->driver->num_aperture_sizes; i++) { + if (temp == values[i].size_value) { + agp_bridge->previous_size = agp_bridge->current_size = (void *) (values + i); + agp_bridge->aperture_size_idx = i; + return values[i].size; + } + } + + return 0; +} + +static int __intel_8xx_fetch_size(u8 temp) +{ + int i; + struct aper_size_info_8 *values; + + values = A_SIZE_8(agp_bridge->driver->aperture_sizes); + + for (i = 0; i < agp_bridge->driver->num_aperture_sizes; i++) { + if (temp == values[i].size_value) { + agp_bridge->previous_size = + agp_bridge->current_size = (void *) (values + i); + agp_bridge->aperture_size_idx = i; + return values[i].size; + } + } + return 0; +} + +static int intel_8xx_fetch_size(void) +{ + u8 temp; + + pci_read_config_byte(agp_bridge->dev, INTEL_APSIZE, &temp); + return __intel_8xx_fetch_size(temp); +} + +static int intel_815_fetch_size(void) +{ + u8 temp; + + /* Intel 815 chipsets have a _weird_ APSIZE register with only + * one non-reserved bit, so mask the others out ... */ + pci_read_config_byte(agp_bridge->dev, INTEL_APSIZE, &temp); + temp &= (1 << 3); + + return __intel_8xx_fetch_size(temp); +} + +static void intel_tlbflush(struct agp_memory *mem) +{ + pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x2200); + pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x2280); +} + + +static void intel_8xx_tlbflush(struct agp_memory *mem) +{ + u32 temp; + pci_read_config_dword(agp_bridge->dev, INTEL_AGPCTRL, &temp); + pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, temp & ~(1 << 7)); + pci_read_config_dword(agp_bridge->dev, INTEL_AGPCTRL, &temp); + pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, temp | (1 << 7)); +} + + +static void intel_cleanup(void) +{ + u16 temp; + struct aper_size_info_16 *previous_size; + + previous_size = A_SIZE_16(agp_bridge->previous_size); + pci_read_config_word(agp_bridge->dev, INTEL_NBXCFG, &temp); + pci_write_config_word(agp_bridge->dev, INTEL_NBXCFG, temp & ~(1 << 9)); + pci_write_config_word(agp_bridge->dev, INTEL_APSIZE, previous_size->size_value); +} + + +static void intel_8xx_cleanup(void) +{ + u16 temp; + struct aper_size_info_8 *previous_size; + + previous_size = A_SIZE_8(agp_bridge->previous_size); + pci_read_config_word(agp_bridge->dev, INTEL_NBXCFG, &temp); + pci_write_config_word(agp_bridge->dev, INTEL_NBXCFG, temp & ~(1 << 9)); + pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, previous_size->size_value); +} + + +static int intel_configure(void) +{ + u32 temp; + u16 temp2; + struct aper_size_info_16 *current_size; + + current_size = A_SIZE_16(agp_bridge->current_size); + + /* aperture size */ + pci_write_config_word(agp_bridge->dev, INTEL_APSIZE, current_size->size_value); + + /* address to map to */ + pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); + agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); + + /* attbase - aperture base */ + pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr); + + /* agpctrl */ + pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x2280); + + /* paccfg/nbxcfg */ + pci_read_config_word(agp_bridge->dev, INTEL_NBXCFG, &temp2); + pci_write_config_word(agp_bridge->dev, INTEL_NBXCFG, + (temp2 & ~(1 << 10)) | (1 << 9)); + /* clear any possible error conditions */ + pci_write_config_byte(agp_bridge->dev, INTEL_ERRSTS + 1, 7); + return 0; +} + +static int intel_815_configure(void) +{ + u32 temp, addr; + u8 temp2; + struct aper_size_info_8 *current_size; + + /* attbase - aperture base */ + /* the Intel 815 chipset spec. says that bits 29-31 in the + * ATTBASE register are reserved -> try not to write them */ + if (agp_bridge->gatt_bus_addr & INTEL_815_ATTBASE_MASK) { + dev_emerg(&agp_bridge->dev->dev, "gatt bus addr too high"); + return -EINVAL; + } + + current_size = A_SIZE_8(agp_bridge->current_size); + + /* aperture size */ + pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, + current_size->size_value); + + /* address to map to */ + pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); + agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); + + pci_read_config_dword(agp_bridge->dev, INTEL_ATTBASE, &addr); + addr &= INTEL_815_ATTBASE_MASK; + addr |= agp_bridge->gatt_bus_addr; + pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, addr); + + /* agpctrl */ + pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x0000); + + /* apcont */ + pci_read_config_byte(agp_bridge->dev, INTEL_815_APCONT, &temp2); + pci_write_config_byte(agp_bridge->dev, INTEL_815_APCONT, temp2 | (1 << 1)); + + /* clear any possible error conditions */ + /* Oddness : this chipset seems to have no ERRSTS register ! */ + return 0; +} + +static void intel_820_tlbflush(struct agp_memory *mem) +{ + return; +} + +static void intel_820_cleanup(void) +{ + u8 temp; + struct aper_size_info_8 *previous_size; + + previous_size = A_SIZE_8(agp_bridge->previous_size); + pci_read_config_byte(agp_bridge->dev, INTEL_I820_RDCR, &temp); + pci_write_config_byte(agp_bridge->dev, INTEL_I820_RDCR, + temp & ~(1 << 1)); + pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, + previous_size->size_value); +} + + +static int intel_820_configure(void) +{ + u32 temp; + u8 temp2; + struct aper_size_info_8 *current_size; + + current_size = A_SIZE_8(agp_bridge->current_size); + + /* aperture size */ + pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value); + + /* address to map to */ + pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); + agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); + + /* attbase - aperture base */ + pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr); + + /* agpctrl */ + pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x0000); + + /* global enable aperture access */ + /* This flag is not accessed through MCHCFG register as in */ + /* i850 chipset. */ + pci_read_config_byte(agp_bridge->dev, INTEL_I820_RDCR, &temp2); + pci_write_config_byte(agp_bridge->dev, INTEL_I820_RDCR, temp2 | (1 << 1)); + /* clear any possible AGP-related error conditions */ + pci_write_config_word(agp_bridge->dev, INTEL_I820_ERRSTS, 0x001c); + return 0; +} + +static int intel_840_configure(void) +{ + u32 temp; + u16 temp2; + struct aper_size_info_8 *current_size; + + current_size = A_SIZE_8(agp_bridge->current_size); + + /* aperture size */ + pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value); + + /* address to map to */ + pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); + agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); + + /* attbase - aperture base */ + pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr); + + /* agpctrl */ + pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x0000); + + /* mcgcfg */ + pci_read_config_word(agp_bridge->dev, INTEL_I840_MCHCFG, &temp2); + pci_write_config_word(agp_bridge->dev, INTEL_I840_MCHCFG, temp2 | (1 << 9)); + /* clear any possible error conditions */ + pci_write_config_word(agp_bridge->dev, INTEL_I840_ERRSTS, 0xc000); + return 0; +} + +static int intel_845_configure(void) +{ + u32 temp; + u8 temp2; + struct aper_size_info_8 *current_size; + + current_size = A_SIZE_8(agp_bridge->current_size); + + /* aperture size */ + pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value); + + if (agp_bridge->apbase_config != 0) { + pci_write_config_dword(agp_bridge->dev, AGP_APBASE, + agp_bridge->apbase_config); + } else { + /* address to map to */ + pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); + agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); + agp_bridge->apbase_config = temp; + } + + /* attbase - aperture base */ + pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr); + + /* agpctrl */ + pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x0000); + + /* agpm */ + pci_read_config_byte(agp_bridge->dev, INTEL_I845_AGPM, &temp2); + pci_write_config_byte(agp_bridge->dev, INTEL_I845_AGPM, temp2 | (1 << 1)); + /* clear any possible error conditions */ + pci_write_config_word(agp_bridge->dev, INTEL_I845_ERRSTS, 0x001c); + return 0; +} + +static int intel_850_configure(void) +{ + u32 temp; + u16 temp2; + struct aper_size_info_8 *current_size; + + current_size = A_SIZE_8(agp_bridge->current_size); + + /* aperture size */ + pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value); + + /* address to map to */ + pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); + agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); + + /* attbase - aperture base */ + pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr); + + /* agpctrl */ + pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x0000); + + /* mcgcfg */ + pci_read_config_word(agp_bridge->dev, INTEL_I850_MCHCFG, &temp2); + pci_write_config_word(agp_bridge->dev, INTEL_I850_MCHCFG, temp2 | (1 << 9)); + /* clear any possible AGP-related error conditions */ + pci_write_config_word(agp_bridge->dev, INTEL_I850_ERRSTS, 0x001c); + return 0; +} + +static int intel_860_configure(void) +{ + u32 temp; + u16 temp2; + struct aper_size_info_8 *current_size; + + current_size = A_SIZE_8(agp_bridge->current_size); + + /* aperture size */ + pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value); + + /* address to map to */ + pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); + agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); + + /* attbase - aperture base */ + pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr); + + /* agpctrl */ + pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x0000); + + /* mcgcfg */ + pci_read_config_word(agp_bridge->dev, INTEL_I860_MCHCFG, &temp2); + pci_write_config_word(agp_bridge->dev, INTEL_I860_MCHCFG, temp2 | (1 << 9)); + /* clear any possible AGP-related error conditions */ + pci_write_config_word(agp_bridge->dev, INTEL_I860_ERRSTS, 0xf700); + return 0; +} + +static int intel_830mp_configure(void) +{ + u32 temp; + u16 temp2; + struct aper_size_info_8 *current_size; + + current_size = A_SIZE_8(agp_bridge->current_size); + + /* aperture size */ + pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value); + + /* address to map to */ + pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); + agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); + + /* attbase - aperture base */ + pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr); + + /* agpctrl */ + pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x0000); + + /* gmch */ + pci_read_config_word(agp_bridge->dev, INTEL_NBXCFG, &temp2); + pci_write_config_word(agp_bridge->dev, INTEL_NBXCFG, temp2 | (1 << 9)); + /* clear any possible AGP-related error conditions */ + pci_write_config_word(agp_bridge->dev, INTEL_I830_ERRSTS, 0x1c); + return 0; +} + +static int intel_7505_configure(void) +{ + u32 temp; + u16 temp2; + struct aper_size_info_8 *current_size; + + current_size = A_SIZE_8(agp_bridge->current_size); + + /* aperture size */ + pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value); + + /* address to map to */ + pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); + agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); + + /* attbase - aperture base */ + pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr); + + /* agpctrl */ + pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x0000); + + /* mchcfg */ + pci_read_config_word(agp_bridge->dev, INTEL_I7505_MCHCFG, &temp2); + pci_write_config_word(agp_bridge->dev, INTEL_I7505_MCHCFG, temp2 | (1 << 9)); + + return 0; +} + +/* Setup function */ +static const struct gatt_mask intel_generic_masks[] = +{ + {.mask = 0x00000017, .type = 0} +}; + +static const struct aper_size_info_8 intel_815_sizes[2] = +{ + {64, 16384, 4, 0}, + {32, 8192, 3, 8}, +}; + +static const struct aper_size_info_8 intel_8xx_sizes[7] = +{ + {256, 65536, 6, 0}, + {128, 32768, 5, 32}, + {64, 16384, 4, 48}, + {32, 8192, 3, 56}, + {16, 4096, 2, 60}, + {8, 2048, 1, 62}, + {4, 1024, 0, 63} +}; + +static const struct aper_size_info_16 intel_generic_sizes[7] = +{ + {256, 65536, 6, 0}, + {128, 32768, 5, 32}, + {64, 16384, 4, 48}, + {32, 8192, 3, 56}, + {16, 4096, 2, 60}, + {8, 2048, 1, 62}, + {4, 1024, 0, 63} +}; + +static const struct aper_size_info_8 intel_830mp_sizes[4] = +{ + {256, 65536, 6, 0}, + {128, 32768, 5, 32}, + {64, 16384, 4, 48}, + {32, 8192, 3, 56} +}; + +static const struct agp_bridge_driver intel_generic_driver = { + .owner = THIS_MODULE, + .aperture_sizes = intel_generic_sizes, + .size_type = U16_APER_SIZE, + .num_aperture_sizes = 7, + .configure = intel_configure, + .fetch_size = intel_fetch_size, + .cleanup = intel_cleanup, + .tlb_flush = intel_tlbflush, + .mask_memory = agp_generic_mask_memory, + .masks = intel_generic_masks, + .agp_enable = agp_generic_enable, + .cache_flush = global_cache_flush, + .create_gatt_table = agp_generic_create_gatt_table, + .free_gatt_table = agp_generic_free_gatt_table, + .insert_memory = agp_generic_insert_memory, + .remove_memory = agp_generic_remove_memory, + .alloc_by_type = agp_generic_alloc_by_type, + .free_by_type = agp_generic_free_by_type, + .agp_alloc_page = agp_generic_alloc_page, + .agp_alloc_pages = agp_generic_alloc_pages, + .agp_destroy_page = agp_generic_destroy_page, + .agp_destroy_pages = agp_generic_destroy_pages, + .agp_type_to_mask_type = agp_generic_type_to_mask_type, +}; + +static const struct agp_bridge_driver intel_815_driver = { + .owner = THIS_MODULE, + .aperture_sizes = intel_815_sizes, + .size_type = U8_APER_SIZE, + .num_aperture_sizes = 2, + .configure = intel_815_configure, + .fetch_size = intel_815_fetch_size, + .cleanup = intel_8xx_cleanup, + .tlb_flush = intel_8xx_tlbflush, + .mask_memory = agp_generic_mask_memory, + .masks = intel_generic_masks, + .agp_enable = agp_generic_enable, + .cache_flush = global_cache_flush, + .create_gatt_table = agp_generic_create_gatt_table, + .free_gatt_table = agp_generic_free_gatt_table, + .insert_memory = agp_generic_insert_memory, + .remove_memory = agp_generic_remove_memory, + .alloc_by_type = agp_generic_alloc_by_type, + .free_by_type = agp_generic_free_by_type, + .agp_alloc_page = agp_generic_alloc_page, + .agp_alloc_pages = agp_generic_alloc_pages, + .agp_destroy_page = agp_generic_destroy_page, + .agp_destroy_pages = agp_generic_destroy_pages, + .agp_type_to_mask_type = agp_generic_type_to_mask_type, +}; + +static const struct agp_bridge_driver intel_820_driver = { + .owner = THIS_MODULE, + .aperture_sizes = intel_8xx_sizes, + .size_type = U8_APER_SIZE, + .num_aperture_sizes = 7, + .configure = intel_820_configure, + .fetch_size = intel_8xx_fetch_size, + .cleanup = intel_820_cleanup, + .tlb_flush = intel_820_tlbflush, + .mask_memory = agp_generic_mask_memory, + .masks = intel_generic_masks, + .agp_enable = agp_generic_enable, + .cache_flush = global_cache_flush, + .create_gatt_table = agp_generic_create_gatt_table, + .free_gatt_table = agp_generic_free_gatt_table, + .insert_memory = agp_generic_insert_memory, + .remove_memory = agp_generic_remove_memory, + .alloc_by_type = agp_generic_alloc_by_type, + .free_by_type = agp_generic_free_by_type, + .agp_alloc_page = agp_generic_alloc_page, + .agp_alloc_pages = agp_generic_alloc_pages, + .agp_destroy_page = agp_generic_destroy_page, + .agp_destroy_pages = agp_generic_destroy_pages, + .agp_type_to_mask_type = agp_generic_type_to_mask_type, +}; + +static const struct agp_bridge_driver intel_830mp_driver = { + .owner = THIS_MODULE, + .aperture_sizes = intel_830mp_sizes, + .size_type = U8_APER_SIZE, + .num_aperture_sizes = 4, + .configure = intel_830mp_configure, + .fetch_size = intel_8xx_fetch_size, + .cleanup = intel_8xx_cleanup, + .tlb_flush = intel_8xx_tlbflush, + .mask_memory = agp_generic_mask_memory, + .masks = intel_generic_masks, + .agp_enable = agp_generic_enable, + .cache_flush = global_cache_flush, + .create_gatt_table = agp_generic_create_gatt_table, + .free_gatt_table = agp_generic_free_gatt_table, + .insert_memory = agp_generic_insert_memory, + .remove_memory = agp_generic_remove_memory, + .alloc_by_type = agp_generic_alloc_by_type, + .free_by_type = agp_generic_free_by_type, + .agp_alloc_page = agp_generic_alloc_page, + .agp_alloc_pages = agp_generic_alloc_pages, + .agp_destroy_page = agp_generic_destroy_page, + .agp_destroy_pages = agp_generic_destroy_pages, + .agp_type_to_mask_type = agp_generic_type_to_mask_type, +}; + +static const struct agp_bridge_driver intel_840_driver = { + .owner = THIS_MODULE, + .aperture_sizes = intel_8xx_sizes, + .size_type = U8_APER_SIZE, + .num_aperture_sizes = 7, + .configure = intel_840_configure, + .fetch_size = intel_8xx_fetch_size, + .cleanup = intel_8xx_cleanup, + .tlb_flush = intel_8xx_tlbflush, + .mask_memory = agp_generic_mask_memory, + .masks = intel_generic_masks, + .agp_enable = agp_generic_enable, + .cache_flush = global_cache_flush, + .create_gatt_table = agp_generic_create_gatt_table, + .free_gatt_table = agp_generic_free_gatt_table, + .insert_memory = agp_generic_insert_memory, + .remove_memory = agp_generic_remove_memory, + .alloc_by_type = agp_generic_alloc_by_type, + .free_by_type = agp_generic_free_by_type, + .agp_alloc_page = agp_generic_alloc_page, + .agp_alloc_pages = agp_generic_alloc_pages, + .agp_destroy_page = agp_generic_destroy_page, + .agp_destroy_pages = agp_generic_destroy_pages, + .agp_type_to_mask_type = agp_generic_type_to_mask_type, +}; + +static const struct agp_bridge_driver intel_845_driver = { + .owner = THIS_MODULE, + .aperture_sizes = intel_8xx_sizes, + .size_type = U8_APER_SIZE, + .num_aperture_sizes = 7, + .configure = intel_845_configure, + .fetch_size = intel_8xx_fetch_size, + .cleanup = intel_8xx_cleanup, + .tlb_flush = intel_8xx_tlbflush, + .mask_memory = agp_generic_mask_memory, + .masks = intel_generic_masks, + .agp_enable = agp_generic_enable, + .cache_flush = global_cache_flush, + .create_gatt_table = agp_generic_create_gatt_table, + .free_gatt_table = agp_generic_free_gatt_table, + .insert_memory = agp_generic_insert_memory, + .remove_memory = agp_generic_remove_memory, + .alloc_by_type = agp_generic_alloc_by_type, + .free_by_type = agp_generic_free_by_type, + .agp_alloc_page = agp_generic_alloc_page, + .agp_alloc_pages = agp_generic_alloc_pages, + .agp_destroy_page = agp_generic_destroy_page, + .agp_destroy_pages = agp_generic_destroy_pages, + .agp_type_to_mask_type = agp_generic_type_to_mask_type, +}; + +static const struct agp_bridge_driver intel_850_driver = { + .owner = THIS_MODULE, + .aperture_sizes = intel_8xx_sizes, + .size_type = U8_APER_SIZE, + .num_aperture_sizes = 7, + .configure = intel_850_configure, + .fetch_size = intel_8xx_fetch_size, + .cleanup = intel_8xx_cleanup, + .tlb_flush = intel_8xx_tlbflush, + .mask_memory = agp_generic_mask_memory, + .masks = intel_generic_masks, + .agp_enable = agp_generic_enable, + .cache_flush = global_cache_flush, + .create_gatt_table = agp_generic_create_gatt_table, + .free_gatt_table = agp_generic_free_gatt_table, + .insert_memory = agp_generic_insert_memory, + .remove_memory = agp_generic_remove_memory, + .alloc_by_type = agp_generic_alloc_by_type, + .free_by_type = agp_generic_free_by_type, + .agp_alloc_page = agp_generic_alloc_page, + .agp_alloc_pages = agp_generic_alloc_pages, + .agp_destroy_page = agp_generic_destroy_page, + .agp_destroy_pages = agp_generic_destroy_pages, + .agp_type_to_mask_type = agp_generic_type_to_mask_type, +}; + +static const struct agp_bridge_driver intel_860_driver = { + .owner = THIS_MODULE, + .aperture_sizes = intel_8xx_sizes, + .size_type = U8_APER_SIZE, + .num_aperture_sizes = 7, + .configure = intel_860_configure, + .fetch_size = intel_8xx_fetch_size, + .cleanup = intel_8xx_cleanup, + .tlb_flush = intel_8xx_tlbflush, + .mask_memory = agp_generic_mask_memory, + .masks = intel_generic_masks, + .agp_enable = agp_generic_enable, + .cache_flush = global_cache_flush, + .create_gatt_table = agp_generic_create_gatt_table, + .free_gatt_table = agp_generic_free_gatt_table, + .insert_memory = agp_generic_insert_memory, + .remove_memory = agp_generic_remove_memory, + .alloc_by_type = agp_generic_alloc_by_type, + .free_by_type = agp_generic_free_by_type, + .agp_alloc_page = agp_generic_alloc_page, + .agp_alloc_pages = agp_generic_alloc_pages, + .agp_destroy_page = agp_generic_destroy_page, + .agp_destroy_pages = agp_generic_destroy_pages, + .agp_type_to_mask_type = agp_generic_type_to_mask_type, +}; + +static const struct agp_bridge_driver intel_7505_driver = { + .owner = THIS_MODULE, + .aperture_sizes = intel_8xx_sizes, + .size_type = U8_APER_SIZE, + .num_aperture_sizes = 7, + .configure = intel_7505_configure, + .fetch_size = intel_8xx_fetch_size, + .cleanup = intel_8xx_cleanup, + .tlb_flush = intel_8xx_tlbflush, + .mask_memory = agp_generic_mask_memory, + .masks = intel_generic_masks, + .agp_enable = agp_generic_enable, + .cache_flush = global_cache_flush, + .create_gatt_table = agp_generic_create_gatt_table, + .free_gatt_table = agp_generic_free_gatt_table, + .insert_memory = agp_generic_insert_memory, + .remove_memory = agp_generic_remove_memory, + .alloc_by_type = agp_generic_alloc_by_type, + .free_by_type = agp_generic_free_by_type, + .agp_alloc_page = agp_generic_alloc_page, + .agp_alloc_pages = agp_generic_alloc_pages, + .agp_destroy_page = agp_generic_destroy_page, + .agp_destroy_pages = agp_generic_destroy_pages, + .agp_type_to_mask_type = agp_generic_type_to_mask_type, +}; + +/* Table to describe Intel GMCH and AGP/PCIE GART drivers. At least one of + * driver and gmch_driver must be non-null, and find_gmch will determine + * which one should be used if a gmch_chip_id is present. + */ +static const struct intel_agp_driver_description { + unsigned int chip_id; + char *name; + const struct agp_bridge_driver *driver; +} intel_agp_chipsets[] = { + { PCI_DEVICE_ID_INTEL_82443LX_0, "440LX", &intel_generic_driver }, + { PCI_DEVICE_ID_INTEL_82443BX_0, "440BX", &intel_generic_driver }, + { PCI_DEVICE_ID_INTEL_82443GX_0, "440GX", &intel_generic_driver }, + { PCI_DEVICE_ID_INTEL_82815_MC, "i815", &intel_815_driver }, + { PCI_DEVICE_ID_INTEL_82820_HB, "i820", &intel_820_driver }, + { PCI_DEVICE_ID_INTEL_82820_UP_HB, "i820", &intel_820_driver }, + { PCI_DEVICE_ID_INTEL_82830_HB, "830M", &intel_830mp_driver }, + { PCI_DEVICE_ID_INTEL_82840_HB, "i840", &intel_840_driver }, + { PCI_DEVICE_ID_INTEL_82845_HB, "845G", &intel_845_driver }, + { PCI_DEVICE_ID_INTEL_82845G_HB, "830M", &intel_845_driver }, + { PCI_DEVICE_ID_INTEL_82850_HB, "i850", &intel_850_driver }, + { PCI_DEVICE_ID_INTEL_82854_HB, "854", &intel_845_driver }, + { PCI_DEVICE_ID_INTEL_82855PM_HB, "855PM", &intel_845_driver }, + { PCI_DEVICE_ID_INTEL_82855GM_HB, "855GM", &intel_845_driver }, + { PCI_DEVICE_ID_INTEL_82860_HB, "i860", &intel_860_driver }, + { PCI_DEVICE_ID_INTEL_82865_HB, "865", &intel_845_driver }, + { PCI_DEVICE_ID_INTEL_82875_HB, "i875", &intel_845_driver }, + { PCI_DEVICE_ID_INTEL_7505_0, "E7505", &intel_7505_driver }, + { PCI_DEVICE_ID_INTEL_7205_0, "E7205", &intel_7505_driver }, + { 0, NULL, NULL } +}; + +static int __devinit agp_intel_probe(struct pci_dev *pdev, + const struct pci_device_id *ent) +{ + struct agp_bridge_data *bridge; + u8 cap_ptr = 0; + struct resource *r; + int i, err; + + cap_ptr = pci_find_capability(pdev, PCI_CAP_ID_AGP); + + bridge = agp_alloc_bridge(); + if (!bridge) + return -ENOMEM; + + bridge->capndx = cap_ptr; + + if (intel_gmch_probe(pdev, bridge)) + goto found_gmch; + + for (i = 0; intel_agp_chipsets[i].name != NULL; i++) { + /* In case that multiple models of gfx chip may + stand on same host bridge type, this can be + sure we detect the right IGD. */ + if (pdev->device == intel_agp_chipsets[i].chip_id) { + bridge->driver = intel_agp_chipsets[i].driver; + break; + } + } + + if (intel_agp_chipsets[i].name == NULL) { + if (cap_ptr) + dev_warn(&pdev->dev, "unsupported Intel chipset [%04x/%04x]\n", + pdev->vendor, pdev->device); + agp_put_bridge(bridge); + return -ENODEV; + } + + bridge->dev = pdev; + bridge->dev_private_data = NULL; + + dev_info(&pdev->dev, "Intel %s Chipset\n", intel_agp_chipsets[i].name); + + /* + * The following fixes the case where the BIOS has "forgotten" to + * provide an address range for the GART. + * 20030610 - hamish@zot.org + */ + r = &pdev->resource[0]; + if (!r->start && r->end) { + if (pci_assign_resource(pdev, 0)) { + dev_err(&pdev->dev, "can't assign resource 0\n"); + agp_put_bridge(bridge); + return -ENODEV; + } + } + + /* + * If the device has not been properly setup, the following will catch + * the problem and should stop the system from crashing. + * 20030610 - hamish@zot.org + */ + if (pci_enable_device(pdev)) { + dev_err(&pdev->dev, "can't enable PCI device\n"); + agp_put_bridge(bridge); + return -ENODEV; + } + + /* Fill in the mode register */ + if (cap_ptr) { + pci_read_config_dword(pdev, + bridge->capndx+PCI_AGP_STATUS, + &bridge->mode); + } + +found_gmch: + pci_set_drvdata(pdev, bridge); + err = agp_add_bridge(bridge); + if (!err) + intel_agp_enabled = 1; + return err; +} + +static void __devexit agp_intel_remove(struct pci_dev *pdev) +{ + struct agp_bridge_data *bridge = pci_get_drvdata(pdev); + + agp_remove_bridge(bridge); + + intel_gmch_remove(pdev); + + agp_put_bridge(bridge); +} + +#ifdef CONFIG_PM +static int agp_intel_resume(struct pci_dev *pdev) +{ + struct agp_bridge_data *bridge = pci_get_drvdata(pdev); + int ret_val; + + bridge->driver->configure(); + + ret_val = agp_rebind_memory(); + if (ret_val != 0) + return ret_val; + + return 0; +} +#endif + +static struct pci_device_id agp_intel_pci_table[] = { +#define ID(x) \ + { \ + .class = (PCI_CLASS_BRIDGE_HOST << 8), \ + .class_mask = ~0, \ + .vendor = PCI_VENDOR_ID_INTEL, \ + .device = x, \ + .subvendor = PCI_ANY_ID, \ + .subdevice = PCI_ANY_ID, \ + } + ID(PCI_DEVICE_ID_INTEL_82443LX_0), + ID(PCI_DEVICE_ID_INTEL_82443BX_0), + ID(PCI_DEVICE_ID_INTEL_82443GX_0), + ID(PCI_DEVICE_ID_INTEL_82810_MC1), + ID(PCI_DEVICE_ID_INTEL_82810_MC3), + ID(PCI_DEVICE_ID_INTEL_82810E_MC), + ID(PCI_DEVICE_ID_INTEL_82815_MC), + ID(PCI_DEVICE_ID_INTEL_82820_HB), + ID(PCI_DEVICE_ID_INTEL_82820_UP_HB), + ID(PCI_DEVICE_ID_INTEL_82830_HB), + ID(PCI_DEVICE_ID_INTEL_82840_HB), + ID(PCI_DEVICE_ID_INTEL_82845_HB), + ID(PCI_DEVICE_ID_INTEL_82845G_HB), + ID(PCI_DEVICE_ID_INTEL_82850_HB), + ID(PCI_DEVICE_ID_INTEL_82854_HB), + ID(PCI_DEVICE_ID_INTEL_82855PM_HB), + ID(PCI_DEVICE_ID_INTEL_82855GM_HB), + ID(PCI_DEVICE_ID_INTEL_82860_HB), + ID(PCI_DEVICE_ID_INTEL_82865_HB), + ID(PCI_DEVICE_ID_INTEL_82875_HB), + ID(PCI_DEVICE_ID_INTEL_7505_0), + ID(PCI_DEVICE_ID_INTEL_7205_0), + ID(PCI_DEVICE_ID_INTEL_E7221_HB), + ID(PCI_DEVICE_ID_INTEL_82915G_HB), + ID(PCI_DEVICE_ID_INTEL_82915GM_HB), + ID(PCI_DEVICE_ID_INTEL_82945G_HB), + ID(PCI_DEVICE_ID_INTEL_82945GM_HB), + ID(PCI_DEVICE_ID_INTEL_82945GME_HB), + ID(PCI_DEVICE_ID_INTEL_PINEVIEW_M_HB), + ID(PCI_DEVICE_ID_INTEL_PINEVIEW_HB), + ID(PCI_DEVICE_ID_INTEL_82946GZ_HB), + ID(PCI_DEVICE_ID_INTEL_82G35_HB), + ID(PCI_DEVICE_ID_INTEL_82965Q_HB), + ID(PCI_DEVICE_ID_INTEL_82965G_HB), + ID(PCI_DEVICE_ID_INTEL_82965GM_HB), + ID(PCI_DEVICE_ID_INTEL_82965GME_HB), + ID(PCI_DEVICE_ID_INTEL_G33_HB), + ID(PCI_DEVICE_ID_INTEL_Q35_HB), + ID(PCI_DEVICE_ID_INTEL_Q33_HB), + ID(PCI_DEVICE_ID_INTEL_GM45_HB), + ID(PCI_DEVICE_ID_INTEL_EAGLELAKE_HB), + ID(PCI_DEVICE_ID_INTEL_Q45_HB), + ID(PCI_DEVICE_ID_INTEL_G45_HB), + ID(PCI_DEVICE_ID_INTEL_G41_HB), + ID(PCI_DEVICE_ID_INTEL_B43_HB), + ID(PCI_DEVICE_ID_INTEL_IRONLAKE_D_HB), + ID(PCI_DEVICE_ID_INTEL_IRONLAKE_M_HB), + ID(PCI_DEVICE_ID_INTEL_IRONLAKE_MA_HB), + ID(PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB), + ID(PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB), + ID(PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB), + { } +}; + +MODULE_DEVICE_TABLE(pci, agp_intel_pci_table); + +static struct pci_driver agp_intel_pci_driver = { + .name = "agpgart-intel", + .id_table = agp_intel_pci_table, + .probe = agp_intel_probe, + .remove = __devexit_p(agp_intel_remove), +#ifdef CONFIG_PM + .resume = agp_intel_resume, +#endif +}; + +static int __init agp_intel_init(void) +{ + if (agp_off) + return -EINVAL; + return pci_register_driver(&agp_intel_pci_driver); +} + +static void __exit agp_intel_cleanup(void) +{ + pci_unregister_driver(&agp_intel_pci_driver); +} + +module_init(agp_intel_init); +module_exit(agp_intel_cleanup); + +MODULE_AUTHOR("Dave Jones "); +MODULE_LICENSE("GPL and additional rights"); diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c deleted file mode 100644 index cc494ab..0000000 --- a/drivers/char/agp/intel-agp.c +++ /dev/null @@ -1,1052 +0,0 @@ -/* - * Intel AGPGART routines. - */ - -#include -#include -#include -#include -#include -#include -#include -#include "agp.h" -#include "intel-agp.h" - -#include "intel-gtt.c" - -int intel_agp_enabled; -EXPORT_SYMBOL(intel_agp_enabled); - -static int intel_fetch_size(void) -{ - int i; - u16 temp; - struct aper_size_info_16 *values; - - pci_read_config_word(agp_bridge->dev, INTEL_APSIZE, &temp); - values = A_SIZE_16(agp_bridge->driver->aperture_sizes); - - for (i = 0; i < agp_bridge->driver->num_aperture_sizes; i++) { - if (temp == values[i].size_value) { - agp_bridge->previous_size = agp_bridge->current_size = (void *) (values + i); - agp_bridge->aperture_size_idx = i; - return values[i].size; - } - } - - return 0; -} - -static int __intel_8xx_fetch_size(u8 temp) -{ - int i; - struct aper_size_info_8 *values; - - values = A_SIZE_8(agp_bridge->driver->aperture_sizes); - - for (i = 0; i < agp_bridge->driver->num_aperture_sizes; i++) { - if (temp == values[i].size_value) { - agp_bridge->previous_size = - agp_bridge->current_size = (void *) (values + i); - agp_bridge->aperture_size_idx = i; - return values[i].size; - } - } - return 0; -} - -static int intel_8xx_fetch_size(void) -{ - u8 temp; - - pci_read_config_byte(agp_bridge->dev, INTEL_APSIZE, &temp); - return __intel_8xx_fetch_size(temp); -} - -static int intel_815_fetch_size(void) -{ - u8 temp; - - /* Intel 815 chipsets have a _weird_ APSIZE register with only - * one non-reserved bit, so mask the others out ... */ - pci_read_config_byte(agp_bridge->dev, INTEL_APSIZE, &temp); - temp &= (1 << 3); - - return __intel_8xx_fetch_size(temp); -} - -static void intel_tlbflush(struct agp_memory *mem) -{ - pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x2200); - pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x2280); -} - - -static void intel_8xx_tlbflush(struct agp_memory *mem) -{ - u32 temp; - pci_read_config_dword(agp_bridge->dev, INTEL_AGPCTRL, &temp); - pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, temp & ~(1 << 7)); - pci_read_config_dword(agp_bridge->dev, INTEL_AGPCTRL, &temp); - pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, temp | (1 << 7)); -} - - -static void intel_cleanup(void) -{ - u16 temp; - struct aper_size_info_16 *previous_size; - - previous_size = A_SIZE_16(agp_bridge->previous_size); - pci_read_config_word(agp_bridge->dev, INTEL_NBXCFG, &temp); - pci_write_config_word(agp_bridge->dev, INTEL_NBXCFG, temp & ~(1 << 9)); - pci_write_config_word(agp_bridge->dev, INTEL_APSIZE, previous_size->size_value); -} - - -static void intel_8xx_cleanup(void) -{ - u16 temp; - struct aper_size_info_8 *previous_size; - - previous_size = A_SIZE_8(agp_bridge->previous_size); - pci_read_config_word(agp_bridge->dev, INTEL_NBXCFG, &temp); - pci_write_config_word(agp_bridge->dev, INTEL_NBXCFG, temp & ~(1 << 9)); - pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, previous_size->size_value); -} - - -static int intel_configure(void) -{ - u32 temp; - u16 temp2; - struct aper_size_info_16 *current_size; - - current_size = A_SIZE_16(agp_bridge->current_size); - - /* aperture size */ - pci_write_config_word(agp_bridge->dev, INTEL_APSIZE, current_size->size_value); - - /* address to map to */ - pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); - agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); - - /* attbase - aperture base */ - pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr); - - /* agpctrl */ - pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x2280); - - /* paccfg/nbxcfg */ - pci_read_config_word(agp_bridge->dev, INTEL_NBXCFG, &temp2); - pci_write_config_word(agp_bridge->dev, INTEL_NBXCFG, - (temp2 & ~(1 << 10)) | (1 << 9)); - /* clear any possible error conditions */ - pci_write_config_byte(agp_bridge->dev, INTEL_ERRSTS + 1, 7); - return 0; -} - -static int intel_815_configure(void) -{ - u32 temp, addr; - u8 temp2; - struct aper_size_info_8 *current_size; - - /* attbase - aperture base */ - /* the Intel 815 chipset spec. says that bits 29-31 in the - * ATTBASE register are reserved -> try not to write them */ - if (agp_bridge->gatt_bus_addr & INTEL_815_ATTBASE_MASK) { - dev_emerg(&agp_bridge->dev->dev, "gatt bus addr too high"); - return -EINVAL; - } - - current_size = A_SIZE_8(agp_bridge->current_size); - - /* aperture size */ - pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, - current_size->size_value); - - /* address to map to */ - pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); - agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); - - pci_read_config_dword(agp_bridge->dev, INTEL_ATTBASE, &addr); - addr &= INTEL_815_ATTBASE_MASK; - addr |= agp_bridge->gatt_bus_addr; - pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, addr); - - /* agpctrl */ - pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x0000); - - /* apcont */ - pci_read_config_byte(agp_bridge->dev, INTEL_815_APCONT, &temp2); - pci_write_config_byte(agp_bridge->dev, INTEL_815_APCONT, temp2 | (1 << 1)); - - /* clear any possible error conditions */ - /* Oddness : this chipset seems to have no ERRSTS register ! */ - return 0; -} - -static void intel_820_tlbflush(struct agp_memory *mem) -{ - return; -} - -static void intel_820_cleanup(void) -{ - u8 temp; - struct aper_size_info_8 *previous_size; - - previous_size = A_SIZE_8(agp_bridge->previous_size); - pci_read_config_byte(agp_bridge->dev, INTEL_I820_RDCR, &temp); - pci_write_config_byte(agp_bridge->dev, INTEL_I820_RDCR, - temp & ~(1 << 1)); - pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, - previous_size->size_value); -} - - -static int intel_820_configure(void) -{ - u32 temp; - u8 temp2; - struct aper_size_info_8 *current_size; - - current_size = A_SIZE_8(agp_bridge->current_size); - - /* aperture size */ - pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value); - - /* address to map to */ - pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); - agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); - - /* attbase - aperture base */ - pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr); - - /* agpctrl */ - pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x0000); - - /* global enable aperture access */ - /* This flag is not accessed through MCHCFG register as in */ - /* i850 chipset. */ - pci_read_config_byte(agp_bridge->dev, INTEL_I820_RDCR, &temp2); - pci_write_config_byte(agp_bridge->dev, INTEL_I820_RDCR, temp2 | (1 << 1)); - /* clear any possible AGP-related error conditions */ - pci_write_config_word(agp_bridge->dev, INTEL_I820_ERRSTS, 0x001c); - return 0; -} - -static int intel_840_configure(void) -{ - u32 temp; - u16 temp2; - struct aper_size_info_8 *current_size; - - current_size = A_SIZE_8(agp_bridge->current_size); - - /* aperture size */ - pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value); - - /* address to map to */ - pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); - agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); - - /* attbase - aperture base */ - pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr); - - /* agpctrl */ - pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x0000); - - /* mcgcfg */ - pci_read_config_word(agp_bridge->dev, INTEL_I840_MCHCFG, &temp2); - pci_write_config_word(agp_bridge->dev, INTEL_I840_MCHCFG, temp2 | (1 << 9)); - /* clear any possible error conditions */ - pci_write_config_word(agp_bridge->dev, INTEL_I840_ERRSTS, 0xc000); - return 0; -} - -static int intel_845_configure(void) -{ - u32 temp; - u8 temp2; - struct aper_size_info_8 *current_size; - - current_size = A_SIZE_8(agp_bridge->current_size); - - /* aperture size */ - pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value); - - if (agp_bridge->apbase_config != 0) { - pci_write_config_dword(agp_bridge->dev, AGP_APBASE, - agp_bridge->apbase_config); - } else { - /* address to map to */ - pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); - agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); - agp_bridge->apbase_config = temp; - } - - /* attbase - aperture base */ - pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr); - - /* agpctrl */ - pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x0000); - - /* agpm */ - pci_read_config_byte(agp_bridge->dev, INTEL_I845_AGPM, &temp2); - pci_write_config_byte(agp_bridge->dev, INTEL_I845_AGPM, temp2 | (1 << 1)); - /* clear any possible error conditions */ - pci_write_config_word(agp_bridge->dev, INTEL_I845_ERRSTS, 0x001c); - return 0; -} - -static int intel_850_configure(void) -{ - u32 temp; - u16 temp2; - struct aper_size_info_8 *current_size; - - current_size = A_SIZE_8(agp_bridge->current_size); - - /* aperture size */ - pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value); - - /* address to map to */ - pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); - agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); - - /* attbase - aperture base */ - pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr); - - /* agpctrl */ - pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x0000); - - /* mcgcfg */ - pci_read_config_word(agp_bridge->dev, INTEL_I850_MCHCFG, &temp2); - pci_write_config_word(agp_bridge->dev, INTEL_I850_MCHCFG, temp2 | (1 << 9)); - /* clear any possible AGP-related error conditions */ - pci_write_config_word(agp_bridge->dev, INTEL_I850_ERRSTS, 0x001c); - return 0; -} - -static int intel_860_configure(void) -{ - u32 temp; - u16 temp2; - struct aper_size_info_8 *current_size; - - current_size = A_SIZE_8(agp_bridge->current_size); - - /* aperture size */ - pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value); - - /* address to map to */ - pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); - agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); - - /* attbase - aperture base */ - pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr); - - /* agpctrl */ - pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x0000); - - /* mcgcfg */ - pci_read_config_word(agp_bridge->dev, INTEL_I860_MCHCFG, &temp2); - pci_write_config_word(agp_bridge->dev, INTEL_I860_MCHCFG, temp2 | (1 << 9)); - /* clear any possible AGP-related error conditions */ - pci_write_config_word(agp_bridge->dev, INTEL_I860_ERRSTS, 0xf700); - return 0; -} - -static int intel_830mp_configure(void) -{ - u32 temp; - u16 temp2; - struct aper_size_info_8 *current_size; - - current_size = A_SIZE_8(agp_bridge->current_size); - - /* aperture size */ - pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value); - - /* address to map to */ - pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); - agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); - - /* attbase - aperture base */ - pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr); - - /* agpctrl */ - pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x0000); - - /* gmch */ - pci_read_config_word(agp_bridge->dev, INTEL_NBXCFG, &temp2); - pci_write_config_word(agp_bridge->dev, INTEL_NBXCFG, temp2 | (1 << 9)); - /* clear any possible AGP-related error conditions */ - pci_write_config_word(agp_bridge->dev, INTEL_I830_ERRSTS, 0x1c); - return 0; -} - -static int intel_7505_configure(void) -{ - u32 temp; - u16 temp2; - struct aper_size_info_8 *current_size; - - current_size = A_SIZE_8(agp_bridge->current_size); - - /* aperture size */ - pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value); - - /* address to map to */ - pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); - agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); - - /* attbase - aperture base */ - pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr); - - /* agpctrl */ - pci_write_config_dword(agp_bridge->dev, INTEL_AGPCTRL, 0x0000); - - /* mchcfg */ - pci_read_config_word(agp_bridge->dev, INTEL_I7505_MCHCFG, &temp2); - pci_write_config_word(agp_bridge->dev, INTEL_I7505_MCHCFG, temp2 | (1 << 9)); - - return 0; -} - -/* Setup function */ -static const struct gatt_mask intel_generic_masks[] = -{ - {.mask = 0x00000017, .type = 0} -}; - -static const struct aper_size_info_8 intel_815_sizes[2] = -{ - {64, 16384, 4, 0}, - {32, 8192, 3, 8}, -}; - -static const struct aper_size_info_8 intel_8xx_sizes[7] = -{ - {256, 65536, 6, 0}, - {128, 32768, 5, 32}, - {64, 16384, 4, 48}, - {32, 8192, 3, 56}, - {16, 4096, 2, 60}, - {8, 2048, 1, 62}, - {4, 1024, 0, 63} -}; - -static const struct aper_size_info_16 intel_generic_sizes[7] = -{ - {256, 65536, 6, 0}, - {128, 32768, 5, 32}, - {64, 16384, 4, 48}, - {32, 8192, 3, 56}, - {16, 4096, 2, 60}, - {8, 2048, 1, 62}, - {4, 1024, 0, 63} -}; - -static const struct aper_size_info_8 intel_830mp_sizes[4] = -{ - {256, 65536, 6, 0}, - {128, 32768, 5, 32}, - {64, 16384, 4, 48}, - {32, 8192, 3, 56} -}; - -static const struct agp_bridge_driver intel_generic_driver = { - .owner = THIS_MODULE, - .aperture_sizes = intel_generic_sizes, - .size_type = U16_APER_SIZE, - .num_aperture_sizes = 7, - .configure = intel_configure, - .fetch_size = intel_fetch_size, - .cleanup = intel_cleanup, - .tlb_flush = intel_tlbflush, - .mask_memory = agp_generic_mask_memory, - .masks = intel_generic_masks, - .agp_enable = agp_generic_enable, - .cache_flush = global_cache_flush, - .create_gatt_table = agp_generic_create_gatt_table, - .free_gatt_table = agp_generic_free_gatt_table, - .insert_memory = agp_generic_insert_memory, - .remove_memory = agp_generic_remove_memory, - .alloc_by_type = agp_generic_alloc_by_type, - .free_by_type = agp_generic_free_by_type, - .agp_alloc_page = agp_generic_alloc_page, - .agp_alloc_pages = agp_generic_alloc_pages, - .agp_destroy_page = agp_generic_destroy_page, - .agp_destroy_pages = agp_generic_destroy_pages, - .agp_type_to_mask_type = agp_generic_type_to_mask_type, -}; - -static const struct agp_bridge_driver intel_815_driver = { - .owner = THIS_MODULE, - .aperture_sizes = intel_815_sizes, - .size_type = U8_APER_SIZE, - .num_aperture_sizes = 2, - .configure = intel_815_configure, - .fetch_size = intel_815_fetch_size, - .cleanup = intel_8xx_cleanup, - .tlb_flush = intel_8xx_tlbflush, - .mask_memory = agp_generic_mask_memory, - .masks = intel_generic_masks, - .agp_enable = agp_generic_enable, - .cache_flush = global_cache_flush, - .create_gatt_table = agp_generic_create_gatt_table, - .free_gatt_table = agp_generic_free_gatt_table, - .insert_memory = agp_generic_insert_memory, - .remove_memory = agp_generic_remove_memory, - .alloc_by_type = agp_generic_alloc_by_type, - .free_by_type = agp_generic_free_by_type, - .agp_alloc_page = agp_generic_alloc_page, - .agp_alloc_pages = agp_generic_alloc_pages, - .agp_destroy_page = agp_generic_destroy_page, - .agp_destroy_pages = agp_generic_destroy_pages, - .agp_type_to_mask_type = agp_generic_type_to_mask_type, -}; - -static const struct agp_bridge_driver intel_820_driver = { - .owner = THIS_MODULE, - .aperture_sizes = intel_8xx_sizes, - .size_type = U8_APER_SIZE, - .num_aperture_sizes = 7, - .configure = intel_820_configure, - .fetch_size = intel_8xx_fetch_size, - .cleanup = intel_820_cleanup, - .tlb_flush = intel_820_tlbflush, - .mask_memory = agp_generic_mask_memory, - .masks = intel_generic_masks, - .agp_enable = agp_generic_enable, - .cache_flush = global_cache_flush, - .create_gatt_table = agp_generic_create_gatt_table, - .free_gatt_table = agp_generic_free_gatt_table, - .insert_memory = agp_generic_insert_memory, - .remove_memory = agp_generic_remove_memory, - .alloc_by_type = agp_generic_alloc_by_type, - .free_by_type = agp_generic_free_by_type, - .agp_alloc_page = agp_generic_alloc_page, - .agp_alloc_pages = agp_generic_alloc_pages, - .agp_destroy_page = agp_generic_destroy_page, - .agp_destroy_pages = agp_generic_destroy_pages, - .agp_type_to_mask_type = agp_generic_type_to_mask_type, -}; - -static const struct agp_bridge_driver intel_830mp_driver = { - .owner = THIS_MODULE, - .aperture_sizes = intel_830mp_sizes, - .size_type = U8_APER_SIZE, - .num_aperture_sizes = 4, - .configure = intel_830mp_configure, - .fetch_size = intel_8xx_fetch_size, - .cleanup = intel_8xx_cleanup, - .tlb_flush = intel_8xx_tlbflush, - .mask_memory = agp_generic_mask_memory, - .masks = intel_generic_masks, - .agp_enable = agp_generic_enable, - .cache_flush = global_cache_flush, - .create_gatt_table = agp_generic_create_gatt_table, - .free_gatt_table = agp_generic_free_gatt_table, - .insert_memory = agp_generic_insert_memory, - .remove_memory = agp_generic_remove_memory, - .alloc_by_type = agp_generic_alloc_by_type, - .free_by_type = agp_generic_free_by_type, - .agp_alloc_page = agp_generic_alloc_page, - .agp_alloc_pages = agp_generic_alloc_pages, - .agp_destroy_page = agp_generic_destroy_page, - .agp_destroy_pages = agp_generic_destroy_pages, - .agp_type_to_mask_type = agp_generic_type_to_mask_type, -}; - -static const struct agp_bridge_driver intel_840_driver = { - .owner = THIS_MODULE, - .aperture_sizes = intel_8xx_sizes, - .size_type = U8_APER_SIZE, - .num_aperture_sizes = 7, - .configure = intel_840_configure, - .fetch_size = intel_8xx_fetch_size, - .cleanup = intel_8xx_cleanup, - .tlb_flush = intel_8xx_tlbflush, - .mask_memory = agp_generic_mask_memory, - .masks = intel_generic_masks, - .agp_enable = agp_generic_enable, - .cache_flush = global_cache_flush, - .create_gatt_table = agp_generic_create_gatt_table, - .free_gatt_table = agp_generic_free_gatt_table, - .insert_memory = agp_generic_insert_memory, - .remove_memory = agp_generic_remove_memory, - .alloc_by_type = agp_generic_alloc_by_type, - .free_by_type = agp_generic_free_by_type, - .agp_alloc_page = agp_generic_alloc_page, - .agp_alloc_pages = agp_generic_alloc_pages, - .agp_destroy_page = agp_generic_destroy_page, - .agp_destroy_pages = agp_generic_destroy_pages, - .agp_type_to_mask_type = agp_generic_type_to_mask_type, -}; - -static const struct agp_bridge_driver intel_845_driver = { - .owner = THIS_MODULE, - .aperture_sizes = intel_8xx_sizes, - .size_type = U8_APER_SIZE, - .num_aperture_sizes = 7, - .configure = intel_845_configure, - .fetch_size = intel_8xx_fetch_size, - .cleanup = intel_8xx_cleanup, - .tlb_flush = intel_8xx_tlbflush, - .mask_memory = agp_generic_mask_memory, - .masks = intel_generic_masks, - .agp_enable = agp_generic_enable, - .cache_flush = global_cache_flush, - .create_gatt_table = agp_generic_create_gatt_table, - .free_gatt_table = agp_generic_free_gatt_table, - .insert_memory = agp_generic_insert_memory, - .remove_memory = agp_generic_remove_memory, - .alloc_by_type = agp_generic_alloc_by_type, - .free_by_type = agp_generic_free_by_type, - .agp_alloc_page = agp_generic_alloc_page, - .agp_alloc_pages = agp_generic_alloc_pages, - .agp_destroy_page = agp_generic_destroy_page, - .agp_destroy_pages = agp_generic_destroy_pages, - .agp_type_to_mask_type = agp_generic_type_to_mask_type, -}; - -static const struct agp_bridge_driver intel_850_driver = { - .owner = THIS_MODULE, - .aperture_sizes = intel_8xx_sizes, - .size_type = U8_APER_SIZE, - .num_aperture_sizes = 7, - .configure = intel_850_configure, - .fetch_size = intel_8xx_fetch_size, - .cleanup = intel_8xx_cleanup, - .tlb_flush = intel_8xx_tlbflush, - .mask_memory = agp_generic_mask_memory, - .masks = intel_generic_masks, - .agp_enable = agp_generic_enable, - .cache_flush = global_cache_flush, - .create_gatt_table = agp_generic_create_gatt_table, - .free_gatt_table = agp_generic_free_gatt_table, - .insert_memory = agp_generic_insert_memory, - .remove_memory = agp_generic_remove_memory, - .alloc_by_type = agp_generic_alloc_by_type, - .free_by_type = agp_generic_free_by_type, - .agp_alloc_page = agp_generic_alloc_page, - .agp_alloc_pages = agp_generic_alloc_pages, - .agp_destroy_page = agp_generic_destroy_page, - .agp_destroy_pages = agp_generic_destroy_pages, - .agp_type_to_mask_type = agp_generic_type_to_mask_type, -}; - -static const struct agp_bridge_driver intel_860_driver = { - .owner = THIS_MODULE, - .aperture_sizes = intel_8xx_sizes, - .size_type = U8_APER_SIZE, - .num_aperture_sizes = 7, - .configure = intel_860_configure, - .fetch_size = intel_8xx_fetch_size, - .cleanup = intel_8xx_cleanup, - .tlb_flush = intel_8xx_tlbflush, - .mask_memory = agp_generic_mask_memory, - .masks = intel_generic_masks, - .agp_enable = agp_generic_enable, - .cache_flush = global_cache_flush, - .create_gatt_table = agp_generic_create_gatt_table, - .free_gatt_table = agp_generic_free_gatt_table, - .insert_memory = agp_generic_insert_memory, - .remove_memory = agp_generic_remove_memory, - .alloc_by_type = agp_generic_alloc_by_type, - .free_by_type = agp_generic_free_by_type, - .agp_alloc_page = agp_generic_alloc_page, - .agp_alloc_pages = agp_generic_alloc_pages, - .agp_destroy_page = agp_generic_destroy_page, - .agp_destroy_pages = agp_generic_destroy_pages, - .agp_type_to_mask_type = agp_generic_type_to_mask_type, -}; - -static const struct agp_bridge_driver intel_7505_driver = { - .owner = THIS_MODULE, - .aperture_sizes = intel_8xx_sizes, - .size_type = U8_APER_SIZE, - .num_aperture_sizes = 7, - .configure = intel_7505_configure, - .fetch_size = intel_8xx_fetch_size, - .cleanup = intel_8xx_cleanup, - .tlb_flush = intel_8xx_tlbflush, - .mask_memory = agp_generic_mask_memory, - .masks = intel_generic_masks, - .agp_enable = agp_generic_enable, - .cache_flush = global_cache_flush, - .create_gatt_table = agp_generic_create_gatt_table, - .free_gatt_table = agp_generic_free_gatt_table, - .insert_memory = agp_generic_insert_memory, - .remove_memory = agp_generic_remove_memory, - .alloc_by_type = agp_generic_alloc_by_type, - .free_by_type = agp_generic_free_by_type, - .agp_alloc_page = agp_generic_alloc_page, - .agp_alloc_pages = agp_generic_alloc_pages, - .agp_destroy_page = agp_generic_destroy_page, - .agp_destroy_pages = agp_generic_destroy_pages, - .agp_type_to_mask_type = agp_generic_type_to_mask_type, -}; - -static int find_gmch(u16 device) -{ - struct pci_dev *gmch_device; - - gmch_device = pci_get_device(PCI_VENDOR_ID_INTEL, device, NULL); - if (gmch_device && PCI_FUNC(gmch_device->devfn) != 0) { - gmch_device = pci_get_device(PCI_VENDOR_ID_INTEL, - device, gmch_device); - } - - if (!gmch_device) - return 0; - - intel_private.pcidev = gmch_device; - return 1; -} - -/* Table to describe Intel GMCH and AGP/PCIE GART drivers. At least one of - * driver and gmch_driver must be non-null, and find_gmch will determine - * which one should be used if a gmch_chip_id is present. - */ -static const struct intel_driver_description { - unsigned int chip_id; - unsigned int gmch_chip_id; - char *name; - const struct agp_bridge_driver *driver; - const struct agp_bridge_driver *gmch_driver; -} intel_agp_chipsets[] = { - { PCI_DEVICE_ID_INTEL_82443LX_0, 0, "440LX", &intel_generic_driver, NULL }, - { PCI_DEVICE_ID_INTEL_82443BX_0, 0, "440BX", &intel_generic_driver, NULL }, - { PCI_DEVICE_ID_INTEL_82443GX_0, 0, "440GX", &intel_generic_driver, NULL }, - { PCI_DEVICE_ID_INTEL_82810_MC1, PCI_DEVICE_ID_INTEL_82810_IG1, "i810", - NULL, &intel_810_driver }, - { PCI_DEVICE_ID_INTEL_82810_MC3, PCI_DEVICE_ID_INTEL_82810_IG3, "i810", - NULL, &intel_810_driver }, - { PCI_DEVICE_ID_INTEL_82810E_MC, PCI_DEVICE_ID_INTEL_82810E_IG, "i810", - NULL, &intel_810_driver }, - { PCI_DEVICE_ID_INTEL_82815_MC, PCI_DEVICE_ID_INTEL_82815_CGC, "i815", - &intel_815_driver, &intel_810_driver }, - { PCI_DEVICE_ID_INTEL_82820_HB, 0, "i820", &intel_820_driver, NULL }, - { PCI_DEVICE_ID_INTEL_82820_UP_HB, 0, "i820", &intel_820_driver, NULL }, - { PCI_DEVICE_ID_INTEL_82830_HB, PCI_DEVICE_ID_INTEL_82830_CGC, "830M", - &intel_830mp_driver, &intel_830_driver }, - { PCI_DEVICE_ID_INTEL_82840_HB, 0, "i840", &intel_840_driver, NULL }, - { PCI_DEVICE_ID_INTEL_82845_HB, 0, "845G", &intel_845_driver, NULL }, - { PCI_DEVICE_ID_INTEL_82845G_HB, PCI_DEVICE_ID_INTEL_82845G_IG, "830M", - &intel_845_driver, &intel_830_driver }, - { PCI_DEVICE_ID_INTEL_82850_HB, 0, "i850", &intel_850_driver, NULL }, - { PCI_DEVICE_ID_INTEL_82854_HB, PCI_DEVICE_ID_INTEL_82854_IG, "854", - &intel_845_driver, &intel_830_driver }, - { PCI_DEVICE_ID_INTEL_82855PM_HB, 0, "855PM", &intel_845_driver, NULL }, - { PCI_DEVICE_ID_INTEL_82855GM_HB, PCI_DEVICE_ID_INTEL_82855GM_IG, "855GM", - &intel_845_driver, &intel_830_driver }, - { PCI_DEVICE_ID_INTEL_82860_HB, 0, "i860", &intel_860_driver, NULL }, - { PCI_DEVICE_ID_INTEL_82865_HB, PCI_DEVICE_ID_INTEL_82865_IG, "865", - &intel_845_driver, &intel_830_driver }, - { PCI_DEVICE_ID_INTEL_82875_HB, 0, "i875", &intel_845_driver, NULL }, - { PCI_DEVICE_ID_INTEL_E7221_HB, PCI_DEVICE_ID_INTEL_E7221_IG, "E7221 (i915)", - NULL, &intel_915_driver }, - { PCI_DEVICE_ID_INTEL_82915G_HB, PCI_DEVICE_ID_INTEL_82915G_IG, "915G", - NULL, &intel_915_driver }, - { PCI_DEVICE_ID_INTEL_82915GM_HB, PCI_DEVICE_ID_INTEL_82915GM_IG, "915GM", - NULL, &intel_915_driver }, - { PCI_DEVICE_ID_INTEL_82945G_HB, PCI_DEVICE_ID_INTEL_82945G_IG, "945G", - NULL, &intel_915_driver }, - { PCI_DEVICE_ID_INTEL_82945GM_HB, PCI_DEVICE_ID_INTEL_82945GM_IG, "945GM", - NULL, &intel_915_driver }, - { PCI_DEVICE_ID_INTEL_82945GME_HB, PCI_DEVICE_ID_INTEL_82945GME_IG, "945GME", - NULL, &intel_915_driver }, - { PCI_DEVICE_ID_INTEL_82946GZ_HB, PCI_DEVICE_ID_INTEL_82946GZ_IG, "946GZ", - NULL, &intel_i965_driver }, - { PCI_DEVICE_ID_INTEL_82G35_HB, PCI_DEVICE_ID_INTEL_82G35_IG, "G35", - NULL, &intel_i965_driver }, - { PCI_DEVICE_ID_INTEL_82965Q_HB, PCI_DEVICE_ID_INTEL_82965Q_IG, "965Q", - NULL, &intel_i965_driver }, - { PCI_DEVICE_ID_INTEL_82965G_HB, PCI_DEVICE_ID_INTEL_82965G_IG, "965G", - NULL, &intel_i965_driver }, - { PCI_DEVICE_ID_INTEL_82965GM_HB, PCI_DEVICE_ID_INTEL_82965GM_IG, "965GM", - NULL, &intel_i965_driver }, - { PCI_DEVICE_ID_INTEL_82965GME_HB, PCI_DEVICE_ID_INTEL_82965GME_IG, "965GME/GLE", - NULL, &intel_i965_driver }, - { PCI_DEVICE_ID_INTEL_7505_0, 0, "E7505", &intel_7505_driver, NULL }, - { PCI_DEVICE_ID_INTEL_7205_0, 0, "E7205", &intel_7505_driver, NULL }, - { PCI_DEVICE_ID_INTEL_G33_HB, PCI_DEVICE_ID_INTEL_G33_IG, "G33", - NULL, &intel_g33_driver }, - { PCI_DEVICE_ID_INTEL_Q35_HB, PCI_DEVICE_ID_INTEL_Q35_IG, "Q35", - NULL, &intel_g33_driver }, - { PCI_DEVICE_ID_INTEL_Q33_HB, PCI_DEVICE_ID_INTEL_Q33_IG, "Q33", - NULL, &intel_g33_driver }, - { PCI_DEVICE_ID_INTEL_PINEVIEW_M_HB, PCI_DEVICE_ID_INTEL_PINEVIEW_M_IG, "GMA3150", - NULL, &intel_g33_driver }, - { PCI_DEVICE_ID_INTEL_PINEVIEW_HB, PCI_DEVICE_ID_INTEL_PINEVIEW_IG, "GMA3150", - NULL, &intel_g33_driver }, - { PCI_DEVICE_ID_INTEL_GM45_HB, PCI_DEVICE_ID_INTEL_GM45_IG, - "GM45", NULL, &intel_i965_driver }, - { PCI_DEVICE_ID_INTEL_EAGLELAKE_HB, PCI_DEVICE_ID_INTEL_EAGLELAKE_IG, - "Eaglelake", NULL, &intel_i965_driver }, - { PCI_DEVICE_ID_INTEL_Q45_HB, PCI_DEVICE_ID_INTEL_Q45_IG, - "Q45/Q43", NULL, &intel_i965_driver }, - { PCI_DEVICE_ID_INTEL_G45_HB, PCI_DEVICE_ID_INTEL_G45_IG, - "G45/G43", NULL, &intel_i965_driver }, - { PCI_DEVICE_ID_INTEL_B43_HB, PCI_DEVICE_ID_INTEL_B43_IG, - "B43", NULL, &intel_i965_driver }, - { PCI_DEVICE_ID_INTEL_G41_HB, PCI_DEVICE_ID_INTEL_G41_IG, - "G41", NULL, &intel_i965_driver }, - { PCI_DEVICE_ID_INTEL_IRONLAKE_D_HB, PCI_DEVICE_ID_INTEL_IRONLAKE_D_IG, - "HD Graphics", NULL, &intel_i965_driver }, - { PCI_DEVICE_ID_INTEL_IRONLAKE_M_HB, PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG, - "HD Graphics", NULL, &intel_i965_driver }, - { PCI_DEVICE_ID_INTEL_IRONLAKE_MA_HB, PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG, - "HD Graphics", NULL, &intel_i965_driver }, - { PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB, PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG, - "HD Graphics", NULL, &intel_i965_driver }, - { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB, PCI_DEVICE_ID_INTEL_SANDYBRIDGE_IG, - "Sandybridge", NULL, &intel_i965_driver }, - { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB, PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_IG, - "Sandybridge", NULL, &intel_i965_driver }, - { 0, 0, NULL, NULL, NULL } -}; - -static int __devinit intel_gmch_probe(struct pci_dev *pdev, - struct agp_bridge_data *bridge) -{ - int i; - bridge->driver = NULL; - - for (i = 0; intel_agp_chipsets[i].name != NULL; i++) { - if ((intel_agp_chipsets[i].gmch_chip_id != 0) && - find_gmch(intel_agp_chipsets[i].gmch_chip_id)) { - bridge->driver = - intel_agp_chipsets[i].gmch_driver; - break; - } - } - - if (!bridge->driver) - return 0; - - bridge->dev_private_data = &intel_private; - bridge->dev = pdev; - - dev_info(&pdev->dev, "Intel %s Chipset\n", intel_agp_chipsets[i].name); - - if (bridge->driver->mask_memory == intel_i965_mask_memory) { - if (pci_set_dma_mask(intel_private.pcidev, DMA_BIT_MASK(36))) - dev_err(&intel_private.pcidev->dev, - "set gfx device dma mask 36bit failed!\n"); - else - pci_set_consistent_dma_mask(intel_private.pcidev, - DMA_BIT_MASK(36)); - } - - return 1; -} - -static int __devinit agp_intel_probe(struct pci_dev *pdev, - const struct pci_device_id *ent) -{ - struct agp_bridge_data *bridge; - u8 cap_ptr = 0; - struct resource *r; - int i, err; - - cap_ptr = pci_find_capability(pdev, PCI_CAP_ID_AGP); - - bridge = agp_alloc_bridge(); - if (!bridge) - return -ENOMEM; - - bridge->capndx = cap_ptr; - - if (intel_gmch_probe(pdev, bridge)) - goto found_gmch; - - for (i = 0; intel_agp_chipsets[i].name != NULL; i++) { - /* In case that multiple models of gfx chip may - stand on same host bridge type, this can be - sure we detect the right IGD. */ - if (pdev->device == intel_agp_chipsets[i].chip_id) { - bridge->driver = intel_agp_chipsets[i].driver; - break; - } - } - - if (intel_agp_chipsets[i].name == NULL) { - if (cap_ptr) - dev_warn(&pdev->dev, "unsupported Intel chipset [%04x/%04x]\n", - pdev->vendor, pdev->device); - agp_put_bridge(bridge); - return -ENODEV; - } - - bridge->dev = pdev; - bridge->dev_private_data = NULL; - - dev_info(&pdev->dev, "Intel %s Chipset\n", intel_agp_chipsets[i].name); - - /* - * The following fixes the case where the BIOS has "forgotten" to - * provide an address range for the GART. - * 20030610 - hamish@zot.org - */ - r = &pdev->resource[0]; - if (!r->start && r->end) { - if (pci_assign_resource(pdev, 0)) { - dev_err(&pdev->dev, "can't assign resource 0\n"); - agp_put_bridge(bridge); - return -ENODEV; - } - } - - /* - * If the device has not been properly setup, the following will catch - * the problem and should stop the system from crashing. - * 20030610 - hamish@zot.org - */ - if (pci_enable_device(pdev)) { - dev_err(&pdev->dev, "can't enable PCI device\n"); - agp_put_bridge(bridge); - return -ENODEV; - } - - /* Fill in the mode register */ - if (cap_ptr) { - pci_read_config_dword(pdev, - bridge->capndx+PCI_AGP_STATUS, - &bridge->mode); - } - -found_gmch: - pci_set_drvdata(pdev, bridge); - err = agp_add_bridge(bridge); - if (!err) - intel_agp_enabled = 1; - return err; -} - -static void __devexit agp_intel_remove(struct pci_dev *pdev) -{ - struct agp_bridge_data *bridge = pci_get_drvdata(pdev); - - agp_remove_bridge(bridge); - - if (intel_private.pcidev) - pci_dev_put(intel_private.pcidev); - - agp_put_bridge(bridge); -} - -#ifdef CONFIG_PM -static int agp_intel_resume(struct pci_dev *pdev) -{ - struct agp_bridge_data *bridge = pci_get_drvdata(pdev); - int ret_val; - - bridge->driver->configure(); - - ret_val = agp_rebind_memory(); - if (ret_val != 0) - return ret_val; - - return 0; -} -#endif - -static struct pci_device_id agp_intel_pci_table[] = { -#define ID(x) \ - { \ - .class = (PCI_CLASS_BRIDGE_HOST << 8), \ - .class_mask = ~0, \ - .vendor = PCI_VENDOR_ID_INTEL, \ - .device = x, \ - .subvendor = PCI_ANY_ID, \ - .subdevice = PCI_ANY_ID, \ - } - ID(PCI_DEVICE_ID_INTEL_82443LX_0), - ID(PCI_DEVICE_ID_INTEL_82443BX_0), - ID(PCI_DEVICE_ID_INTEL_82443GX_0), - ID(PCI_DEVICE_ID_INTEL_82810_MC1), - ID(PCI_DEVICE_ID_INTEL_82810_MC3), - ID(PCI_DEVICE_ID_INTEL_82810E_MC), - ID(PCI_DEVICE_ID_INTEL_82815_MC), - ID(PCI_DEVICE_ID_INTEL_82820_HB), - ID(PCI_DEVICE_ID_INTEL_82820_UP_HB), - ID(PCI_DEVICE_ID_INTEL_82830_HB), - ID(PCI_DEVICE_ID_INTEL_82840_HB), - ID(PCI_DEVICE_ID_INTEL_82845_HB), - ID(PCI_DEVICE_ID_INTEL_82845G_HB), - ID(PCI_DEVICE_ID_INTEL_82850_HB), - ID(PCI_DEVICE_ID_INTEL_82854_HB), - ID(PCI_DEVICE_ID_INTEL_82855PM_HB), - ID(PCI_DEVICE_ID_INTEL_82855GM_HB), - ID(PCI_DEVICE_ID_INTEL_82860_HB), - ID(PCI_DEVICE_ID_INTEL_82865_HB), - ID(PCI_DEVICE_ID_INTEL_82875_HB), - ID(PCI_DEVICE_ID_INTEL_7505_0), - ID(PCI_DEVICE_ID_INTEL_7205_0), - ID(PCI_DEVICE_ID_INTEL_E7221_HB), - ID(PCI_DEVICE_ID_INTEL_82915G_HB), - ID(PCI_DEVICE_ID_INTEL_82915GM_HB), - ID(PCI_DEVICE_ID_INTEL_82945G_HB), - ID(PCI_DEVICE_ID_INTEL_82945GM_HB), - ID(PCI_DEVICE_ID_INTEL_82945GME_HB), - ID(PCI_DEVICE_ID_INTEL_PINEVIEW_M_HB), - ID(PCI_DEVICE_ID_INTEL_PINEVIEW_HB), - ID(PCI_DEVICE_ID_INTEL_82946GZ_HB), - ID(PCI_DEVICE_ID_INTEL_82G35_HB), - ID(PCI_DEVICE_ID_INTEL_82965Q_HB), - ID(PCI_DEVICE_ID_INTEL_82965G_HB), - ID(PCI_DEVICE_ID_INTEL_82965GM_HB), - ID(PCI_DEVICE_ID_INTEL_82965GME_HB), - ID(PCI_DEVICE_ID_INTEL_G33_HB), - ID(PCI_DEVICE_ID_INTEL_Q35_HB), - ID(PCI_DEVICE_ID_INTEL_Q33_HB), - ID(PCI_DEVICE_ID_INTEL_GM45_HB), - ID(PCI_DEVICE_ID_INTEL_EAGLELAKE_HB), - ID(PCI_DEVICE_ID_INTEL_Q45_HB), - ID(PCI_DEVICE_ID_INTEL_G45_HB), - ID(PCI_DEVICE_ID_INTEL_G41_HB), - ID(PCI_DEVICE_ID_INTEL_B43_HB), - ID(PCI_DEVICE_ID_INTEL_IRONLAKE_D_HB), - ID(PCI_DEVICE_ID_INTEL_IRONLAKE_M_HB), - ID(PCI_DEVICE_ID_INTEL_IRONLAKE_MA_HB), - ID(PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB), - ID(PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB), - ID(PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB), - { } -}; - -MODULE_DEVICE_TABLE(pci, agp_intel_pci_table); - -static struct pci_driver agp_intel_pci_driver = { - .name = "agpgart-intel", - .id_table = agp_intel_pci_table, - .probe = agp_intel_probe, - .remove = __devexit_p(agp_intel_remove), -#ifdef CONFIG_PM - .resume = agp_intel_resume, -#endif -}; - -static int __init agp_intel_init(void) -{ - if (agp_off) - return -EINVAL; - return pci_register_driver(&agp_intel_pci_driver); -} - -static void __exit agp_intel_cleanup(void) -{ - pci_unregister_driver(&agp_intel_pci_driver); -} - -module_init(agp_intel_init); -module_exit(agp_intel_cleanup); - -MODULE_AUTHOR("Dave Jones "); -MODULE_LICENSE("GPL and additional rights"); diff --git a/drivers/char/agp/intel-agp.h b/drivers/char/agp/intel-agp.h index 2547465..224c0c8 100644 --- a/drivers/char/agp/intel-agp.h +++ b/drivers/char/agp/intel-agp.h @@ -237,3 +237,7 @@ agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IRONLAKE_MA_HB || \ agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB || \ IS_SNB) + +int __devinit intel_gmch_probe(struct pci_dev *pdev, + struct agp_bridge_data *bridge); +void __devexit intel_gmch_remove(struct pci_dev *pdev); diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c index 131c5d5..8890543 100644 --- a/drivers/char/agp/intel-gtt.c +++ b/drivers/char/agp/intel-gtt.c @@ -15,6 +15,16 @@ * /fairy-tale-mode off */ +#include +#include +#include +#include +#include +#include +#include +#include "agp.h" +#include "intel-agp.h" + /* * If we have Intel graphics, we're not going to have anything other than * an Intel IOMMU. So make the correct use of the PCI DMA API contingent @@ -1533,3 +1543,116 @@ static const struct agp_bridge_driver intel_g33_driver = { .agp_unmap_memory = intel_agp_unmap_memory, #endif }; + +/* Table to describe Intel GMCH and AGP/PCIE GART drivers. At least one of + * driver and gmch_driver must be non-null, and find_gmch will determine + * which one should be used if a gmch_chip_id is present. + */ +static const struct intel_gtt_driver_description { + unsigned int gmch_chip_id; + char *name; + const struct agp_bridge_driver *gmch_driver; +} intel_gtt_chipsets[] = { + { PCI_DEVICE_ID_INTEL_82810_IG1, "i810", &intel_810_driver }, + { PCI_DEVICE_ID_INTEL_82810_IG3, "i810", &intel_810_driver }, + { PCI_DEVICE_ID_INTEL_82810E_IG, "i810", &intel_810_driver }, + { PCI_DEVICE_ID_INTEL_82815_CGC, "i815", &intel_810_driver }, + { PCI_DEVICE_ID_INTEL_82830_CGC, "830M", &intel_830_driver }, + { PCI_DEVICE_ID_INTEL_82845G_IG, "830M", &intel_830_driver }, + { PCI_DEVICE_ID_INTEL_82854_IG, "854", &intel_830_driver }, + { PCI_DEVICE_ID_INTEL_82855GM_IG, "855GM", &intel_830_driver }, + { PCI_DEVICE_ID_INTEL_82865_IG, "865", &intel_830_driver }, + { PCI_DEVICE_ID_INTEL_E7221_IG, "E7221 (i915)", &intel_915_driver }, + { PCI_DEVICE_ID_INTEL_82915G_IG, "915G", &intel_915_driver }, + { PCI_DEVICE_ID_INTEL_82915GM_IG, "915GM", &intel_915_driver }, + { PCI_DEVICE_ID_INTEL_82945G_IG, "945G", &intel_915_driver }, + { PCI_DEVICE_ID_INTEL_82945GM_IG, "945GM", &intel_915_driver }, + { PCI_DEVICE_ID_INTEL_82945GME_IG, "945GME", &intel_915_driver }, + { PCI_DEVICE_ID_INTEL_82946GZ_IG, "946GZ", &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_82G35_IG, "G35", &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_82965Q_IG, "965Q", &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_82965G_IG, "965G", &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_82965GM_IG, "965GM", &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_82965GME_IG, "965GME/GLE", &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_G33_IG, "G33", &intel_g33_driver }, + { PCI_DEVICE_ID_INTEL_Q35_IG, "Q35", &intel_g33_driver }, + { PCI_DEVICE_ID_INTEL_Q33_IG, "Q33", &intel_g33_driver }, + { PCI_DEVICE_ID_INTEL_PINEVIEW_M_IG, "GMA3150", &intel_g33_driver }, + { PCI_DEVICE_ID_INTEL_PINEVIEW_IG, "GMA3150", &intel_g33_driver }, + { PCI_DEVICE_ID_INTEL_GM45_IG, "GM45", &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_EAGLELAKE_IG, "Eaglelake", &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_Q45_IG, "Q45/Q43", &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_G45_IG, "G45/G43", &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_B43_IG, "B43", &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_G41_IG, "G41", &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_IRONLAKE_D_IG, + "HD Graphics", &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG, + "HD Graphics", &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG, + "HD Graphics", &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG, + "HD Graphics", &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_IG, + "Sandybridge", &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_IG, + "Sandybridge", &intel_i965_driver }, + { 0, NULL, NULL } +}; + +static int find_gmch(u16 device) +{ + struct pci_dev *gmch_device; + + gmch_device = pci_get_device(PCI_VENDOR_ID_INTEL, device, NULL); + if (gmch_device && PCI_FUNC(gmch_device->devfn) != 0) { + gmch_device = pci_get_device(PCI_VENDOR_ID_INTEL, + device, gmch_device); + } + + if (!gmch_device) + return 0; + + intel_private.pcidev = gmch_device; + return 1; +} + +int __devinit intel_gmch_probe(struct pci_dev *pdev, + struct agp_bridge_data *bridge) +{ + int i; + bridge->driver = NULL; + + for (i = 0; intel_gtt_chipsets[i].name != NULL; i++) { + if (find_gmch(intel_gtt_chipsets[i].gmch_chip_id)) { + bridge->driver = + intel_gtt_chipsets[i].gmch_driver; + break; + } + } + + if (!bridge->driver) + return 0; + + bridge->dev_private_data = &intel_private; + bridge->dev = pdev; + + dev_info(&pdev->dev, "Intel %s Chipset\n", intel_gtt_chipsets[i].name); + + if (bridge->driver->mask_memory == intel_i965_mask_memory) { + if (pci_set_dma_mask(intel_private.pcidev, DMA_BIT_MASK(36))) + dev_err(&intel_private.pcidev->dev, + "set gfx device dma mask 36bit failed!\n"); + else + pci_set_consistent_dma_mask(intel_private.pcidev, + DMA_BIT_MASK(36)); + } + + return 1; +} + +void __devexit intel_gmch_remove(struct pci_dev *pdev) +{ + if (intel_private.pcidev) + pci_dev_put(intel_private.pcidev); +}