diff options
author | Dave Airlie <airlied@linux.ie> | 2004-02-09 00:08:59 +0000 |
---|---|---|
committer | Dave Airlie <airlied@linux.ie> | 2004-02-09 00:08:59 +0000 |
commit | e11a040e6bda467687b5300eb376e879bc65180a (patch) | |
tree | 123e708c4eb303e3e7de6828aa7da1a85967286e | |
parent | 2b9c12ef83b8de5acba782918212f7fa250c9e45 (diff) |
add mach64 DRM to new branch
-rw-r--r-- | linux-core/Makefile.kernel | 5 | ||||
-rw-r--r-- | linux-core/drm_pci.c | 170 | ||||
-rw-r--r-- | linux-core/mach64_drv.c | 53 | ||||
-rw-r--r-- | linux/Makefile.kernel | 5 | ||||
-rw-r--r-- | linux/Makefile.linux | 13 | ||||
-rw-r--r-- | linux/drm_pci.h | 170 | ||||
-rw-r--r-- | linux/mach64_drv.c | 53 |
7 files changed, 467 insertions, 2 deletions
diff --git a/linux-core/Makefile.kernel b/linux-core/Makefile.kernel index fb39e636..1afa3fc1 100644 --- a/linux-core/Makefile.kernel +++ b/linux-core/Makefile.kernel @@ -9,6 +9,7 @@ gamma-objs := gamma_drv.o gamma_dma.o tdfx-objs := tdfx_drv.o +mach64-objs := mach64_drv.o mach64_dma.o mach64_irq.o mach64_state.o r128-objs := r128_drv.o r128_cce.o r128_state.o r128_irq.o mga-objs := mga_drv.o mga_dma.o mga_state.o mga_warp.o mga_irq.o i810-objs := i810_drv.o i810_dma.o @@ -38,6 +39,7 @@ endif obj-$(CONFIG_DRM_GAMMA) += gamma.o obj-$(CONFIG_DRM_TDFX) += tdfx.o +obj-$(CONFIG_DRM_MACH64)+= mach64.o obj-$(CONFIG_DRM_R128) += r128.o obj-$(CONFIG_DRM_RADEON)+= radeon.o obj-$(CONFIG_DRM_MGA) += mga.o @@ -66,6 +68,9 @@ i810.o: $(i810-objs) $(lib) i830.o: $(i830-objs) $(lib) $(LD) -r -o $@ $(i830-objs) $(lib) +mach64.o: $(mach64-objs) $(lib) + $(LD) -r -o $@ $(mach64-objs) $(lib) + r128.o: $(r128-objs) $(lib) $(LD) -r -o $@ $(r128-objs) $(lib) diff --git a/linux-core/drm_pci.c b/linux-core/drm_pci.c new file mode 100644 index 00000000..28b53385 --- /dev/null +++ b/linux-core/drm_pci.c @@ -0,0 +1,170 @@ +/* drm_pci.h -- PCI DMA memory management wrappers for DRM -*- linux-c -*- */ +/** + * \file drm_pci.h + * \brief Functions and ioctls to manage PCI memory + * + * \warning These interfaces aren't stable yet. + * + * \todo Implement the remaining ioctl's for the PCI pools. + * \todo Add support to map these buffers. + * \todo The wrappers here are so thin that they would be better off inlined.. + * + * \author José Fonseca <jrfonseca@tungstengraphics.com> + * \author Leif Delgass <ldelgass@retinalburn.net> + */ + +/* + * Copyright 2003 José Fonseca. + * Copyright 2003 Leif Delgass. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (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 NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS 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. + */ + + +#define __NO_VERSION__ +#include <linux/pci.h> +#include "drmP.h" + +/**********************************************************************/ +/** \name PCI memory */ +/*@{*/ + + +/** + * \brief Allocate a PCI consistent memory block, for DMA. + */ +void * +DRM(pci_alloc)(drm_device_t *dev, size_t size, size_t align, + dma_addr_t maxaddr, dma_addr_t *busaddr) +{ + void *address; +#if 0 + unsigned long addr; + size_t sz; +#endif +#if DRM_DEBUG_MEMORY + int area = DRM_MEM_DMA; + + spin_lock(&DRM(mem_lock)); + if ((DRM(ram_used) >> PAGE_SHIFT) + > (DRM_RAM_PERCENT * DRM(ram_available)) / 100) { + spin_unlock(&DRM(mem_lock)); + return 0; + } + spin_unlock(&DRM(mem_lock)); +#endif + + /* pci_alloc_consistent only guarantees alignment to the smallest + * PAGE_SIZE order which is greater than or equal to the requested size. + * Return NULL here for now to make sure nobody tries for larger alignment + */ + if (align > size) + return NULL; + + if (pci_set_dma_mask( dev->pdev, maxaddr ) != 0) { + DRM_ERROR( "Setting pci dma mask failed\n" ); + return NULL; + } + + address = pci_alloc_consistent( dev->pdev, size, busaddr ); + +#if DRM_DEBUG_MEMORY + if (address == NULL) { + spin_lock(&DRM(mem_lock)); + ++DRM(mem_stats)[area].fail_count; + spin_unlock(&DRM(mem_lock)); + return NULL; + } + + spin_lock(&DRM(mem_lock)); + ++DRM(mem_stats)[area].succeed_count; + DRM(mem_stats)[area].bytes_allocated += size; + DRM(ram_used) += size; + spin_unlock(&DRM(mem_lock)); +#else + if (address == NULL) + return NULL; +#endif + + memset(address, 0, size); + +#if 0 + /* XXX - Is virt_to_page() legal for consistent mem? */ + /* Reserve */ + for (addr = (unsigned long)address, sz = size; + sz > 0; + addr += PAGE_SIZE, sz -= PAGE_SIZE) { + SetPageReserved(virt_to_page(addr)); + } +#endif + + return address; +} + +/** + * \brief Free a PCI consistent memory block. + */ +void +DRM(pci_free)(drm_device_t *dev, size_t size, void *vaddr, dma_addr_t busaddr) +{ +#if 0 + unsigned long addr; + size_t sz; +#endif +#if DRM_DEBUG_MEMORY + int area = DRM_MEM_DMA; + int alloc_count; + int free_count; +#endif + + if (!vaddr) { +#if DRM_DEBUG_MEMORY + DRM_MEM_ERROR(area, "Attempt to free address 0\n"); +#endif + } else { +#if 0 + /* XXX - Is virt_to_page() legal for consistent mem? */ + /* Unreserve */ + for (addr = (unsigned long)vaddr, sz = size; + sz > 0; + addr += PAGE_SIZE, sz -= PAGE_SIZE) { + ClearPageReserved(virt_to_page(addr)); + } +#endif + pci_free_consistent( dev->pdev, size, vaddr, busaddr ); + } + +#if DRM_DEBUG_MEMORY + spin_lock(&DRM(mem_lock)); + free_count = ++DRM(mem_stats)[area].free_count; + alloc_count = DRM(mem_stats)[area].succeed_count; + DRM(mem_stats)[area].bytes_freed += size; + DRM(ram_used) -= size; + spin_unlock(&DRM(mem_lock)); + if (free_count > alloc_count) { + DRM_MEM_ERROR(area, + "Excess frees: %d frees, %d allocs\n", + free_count, alloc_count); + } +#endif + +} + +/*@}*/ diff --git a/linux-core/mach64_drv.c b/linux-core/mach64_drv.c new file mode 100644 index 00000000..56d79137 --- /dev/null +++ b/linux-core/mach64_drv.c @@ -0,0 +1,53 @@ +/* mach64_drv.c -- mach64 (Rage Pro) driver -*- linux-c -*- + * Created: Fri Nov 24 18:34:32 2000 by gareth@valinux.com + * + * Copyright 2000 Gareth Hughes + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (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 NONINFRINGEMENT. IN NO EVENT SHALL + * GARETH HUGHES 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. + * + * Authors: + * Gareth Hughes <gareth@valinux.com> + * Leif Delgass <ldelgass@retinalburn.net> + */ + +#include <linux/config.h> +#include "mach64.h" +#include "drmP.h" +#include "drm.h" +#include "mach64_drm.h" +#include "mach64_drv.h" + +#include "drm_agpsupport.h" +#include "drm_auth.h" +#include "drm_bufs.h" +#include "drm_context.h" +#include "drm_dma.h" +#include "drm_drawable.h" +#include "drm_drv.h" +#include "drm_fops.h" +#include "drm_init.h" +#include "drm_irq.h" +#include "drm_ioctl.h" +#include "drm_lock.h" +#include "drm_memory.h" +#include "drm_pci.h" +#include "drm_proc.h" +#include "drm_vm.h" +#include "drm_stub.h" diff --git a/linux/Makefile.kernel b/linux/Makefile.kernel index fb39e636..1afa3fc1 100644 --- a/linux/Makefile.kernel +++ b/linux/Makefile.kernel @@ -9,6 +9,7 @@ gamma-objs := gamma_drv.o gamma_dma.o tdfx-objs := tdfx_drv.o +mach64-objs := mach64_drv.o mach64_dma.o mach64_irq.o mach64_state.o r128-objs := r128_drv.o r128_cce.o r128_state.o r128_irq.o mga-objs := mga_drv.o mga_dma.o mga_state.o mga_warp.o mga_irq.o i810-objs := i810_drv.o i810_dma.o @@ -38,6 +39,7 @@ endif obj-$(CONFIG_DRM_GAMMA) += gamma.o obj-$(CONFIG_DRM_TDFX) += tdfx.o +obj-$(CONFIG_DRM_MACH64)+= mach64.o obj-$(CONFIG_DRM_R128) += r128.o obj-$(CONFIG_DRM_RADEON)+= radeon.o obj-$(CONFIG_DRM_MGA) += mga.o @@ -66,6 +68,9 @@ i810.o: $(i810-objs) $(lib) i830.o: $(i830-objs) $(lib) $(LD) -r -o $@ $(i830-objs) $(lib) +mach64.o: $(mach64-objs) $(lib) + $(LD) -r -o $@ $(mach64-objs) $(lib) + r128.o: $(r128-objs) $(lib) $(LD) -r -o $@ $(r128-objs) $(lib) diff --git a/linux/Makefile.linux b/linux/Makefile.linux index 485d51c3..b42a07c9 100644 --- a/linux/Makefile.linux +++ b/linux/Makefile.linux @@ -44,7 +44,7 @@ endif MACHINE := $(shell uname -m) # Modules for all architectures -MODULE_LIST := gamma.o tdfx.o r128.o radeon.o mga.o sis.o +MODULE_LIST := gamma.o tdfx.o mach64.o r128.o radeon.o mga.o sis.o # Modules only for ix86 architectures ifneq (,$(findstring 86,$(MACHINE))) @@ -69,6 +69,10 @@ GAMMAHEADERS = gamma.h gamma_context.h gamma_drm.h gamma_drv.h gamma_lists.h \ gamma_old_dma.h gamma_lock.h $(DRMHEADERS) $(DRMTEMPLATES) TDFXHEADERS = tdfx.h $(DRMHEADERS) $(DRMTEMPLATES) TDFXSHARED = tdfx.h +MACH64HEADERS = mach64.h mach64_drv.h mach64_drm.h $(DRMHEADERS) \ + $(DRMTEMPLATES) +MACH64SHARED = mach64.h mach64_drv.h mach64_drm.h mach64_dma.c mach64_irq.c \ + mach64_state.c R128HEADERS = r128.h r128_drv.h r128_drm.h $(DRMHEADERS) $(DRMTEMPLATES) R128SHARED = r128.h r128_drv.h r128_drm.h r128_cce.c r128_state.c r128_irq.c RADEONHEADERS = radeon.h radeon_drv.h radeon_drm.h $(DRMHEADERS) \ @@ -84,7 +88,7 @@ I830HEADERS = i830.h i830_drv.h i830_drm.h $(DRMHEADERS) $(DRMTEMPLATES) SISHEADERS= sis.h sis_drv.h sis_drm.h $(DRMHEADERS) SISSHARED= sis.h sis_drv.h sis_drm.h sis_ds.c sis_ds.h sis_mm.c -SHAREDSRC = $(DRMSHARED) $(MGASHARED) $(R128SHARED) $(RADEONSHARED) \ +SHAREDSRC = $(DRMSHARED) $(MGASHARED) $(MACH64SHARED) $(R128SHARED) $(RADEONSHARED) \ $(SISSHARED) $(TDFXSHARED) PROGS = dristat drmstat @@ -309,6 +313,7 @@ CONFIG_DRM_GAMMA := n CONFIG_DRM_TDFX := n CONFIG_DRM_MGA := n CONFIG_DRM_I810 := n +CONFIG_DRM_MACH64 := n CONFIG_DRM_R128 := n CONFIG_DRM_RADEON := n CONFIG_DRM_I830 := n @@ -323,6 +328,9 @@ endif ifneq (,$(findstring tdfx,$(DRM_MODULES))) CONFIG_DRM_TDFX := m endif +ifneq (,$(findstring mach64,$(DRM_MODULES))) +CONFIG_DRM_MACH64 := m +endif ifneq (,$(findstring r128,$(DRM_MODULES))) CONFIG_DRM_R128 := m endif @@ -352,6 +360,7 @@ include $(DRMSRCDIR)/Makefile.kernel # Depencencies $(gamma-objs): $(GAMMAHEADERS) $(tdfx-objs): $(TDFXHEADERS) +$(mach64-objs): $(MACH64HEADERS) $(r128-objs): $(R128HEADERS) $(mga-objs): $(MGAHEADERS) $(i810-objs): $(I810HEADERS) diff --git a/linux/drm_pci.h b/linux/drm_pci.h new file mode 100644 index 00000000..28b53385 --- /dev/null +++ b/linux/drm_pci.h @@ -0,0 +1,170 @@ +/* drm_pci.h -- PCI DMA memory management wrappers for DRM -*- linux-c -*- */ +/** + * \file drm_pci.h + * \brief Functions and ioctls to manage PCI memory + * + * \warning These interfaces aren't stable yet. + * + * \todo Implement the remaining ioctl's for the PCI pools. + * \todo Add support to map these buffers. + * \todo The wrappers here are so thin that they would be better off inlined.. + * + * \author José Fonseca <jrfonseca@tungstengraphics.com> + * \author Leif Delgass <ldelgass@retinalburn.net> + */ + +/* + * Copyright 2003 José Fonseca. + * Copyright 2003 Leif Delgass. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (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 NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS 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. + */ + + +#define __NO_VERSION__ +#include <linux/pci.h> +#include "drmP.h" + +/**********************************************************************/ +/** \name PCI memory */ +/*@{*/ + + +/** + * \brief Allocate a PCI consistent memory block, for DMA. + */ +void * +DRM(pci_alloc)(drm_device_t *dev, size_t size, size_t align, + dma_addr_t maxaddr, dma_addr_t *busaddr) +{ + void *address; +#if 0 + unsigned long addr; + size_t sz; +#endif +#if DRM_DEBUG_MEMORY + int area = DRM_MEM_DMA; + + spin_lock(&DRM(mem_lock)); + if ((DRM(ram_used) >> PAGE_SHIFT) + > (DRM_RAM_PERCENT * DRM(ram_available)) / 100) { + spin_unlock(&DRM(mem_lock)); + return 0; + } + spin_unlock(&DRM(mem_lock)); +#endif + + /* pci_alloc_consistent only guarantees alignment to the smallest + * PAGE_SIZE order which is greater than or equal to the requested size. + * Return NULL here for now to make sure nobody tries for larger alignment + */ + if (align > size) + return NULL; + + if (pci_set_dma_mask( dev->pdev, maxaddr ) != 0) { + DRM_ERROR( "Setting pci dma mask failed\n" ); + return NULL; + } + + address = pci_alloc_consistent( dev->pdev, size, busaddr ); + +#if DRM_DEBUG_MEMORY + if (address == NULL) { + spin_lock(&DRM(mem_lock)); + ++DRM(mem_stats)[area].fail_count; + spin_unlock(&DRM(mem_lock)); + return NULL; + } + + spin_lock(&DRM(mem_lock)); + ++DRM(mem_stats)[area].succeed_count; + DRM(mem_stats)[area].bytes_allocated += size; + DRM(ram_used) += size; + spin_unlock(&DRM(mem_lock)); +#else + if (address == NULL) + return NULL; +#endif + + memset(address, 0, size); + +#if 0 + /* XXX - Is virt_to_page() legal for consistent mem? */ + /* Reserve */ + for (addr = (unsigned long)address, sz = size; + sz > 0; + addr += PAGE_SIZE, sz -= PAGE_SIZE) { + SetPageReserved(virt_to_page(addr)); + } +#endif + + return address; +} + +/** + * \brief Free a PCI consistent memory block. + */ +void +DRM(pci_free)(drm_device_t *dev, size_t size, void *vaddr, dma_addr_t busaddr) +{ +#if 0 + unsigned long addr; + size_t sz; +#endif +#if DRM_DEBUG_MEMORY + int area = DRM_MEM_DMA; + int alloc_count; + int free_count; +#endif + + if (!vaddr) { +#if DRM_DEBUG_MEMORY + DRM_MEM_ERROR(area, "Attempt to free address 0\n"); +#endif + } else { +#if 0 + /* XXX - Is virt_to_page() legal for consistent mem? */ + /* Unreserve */ + for (addr = (unsigned long)vaddr, sz = size; + sz > 0; + addr += PAGE_SIZE, sz -= PAGE_SIZE) { + ClearPageReserved(virt_to_page(addr)); + } +#endif + pci_free_consistent( dev->pdev, size, vaddr, busaddr ); + } + +#if DRM_DEBUG_MEMORY + spin_lock(&DRM(mem_lock)); + free_count = ++DRM(mem_stats)[area].free_count; + alloc_count = DRM(mem_stats)[area].succeed_count; + DRM(mem_stats)[area].bytes_freed += size; + DRM(ram_used) -= size; + spin_unlock(&DRM(mem_lock)); + if (free_count > alloc_count) { + DRM_MEM_ERROR(area, + "Excess frees: %d frees, %d allocs\n", + free_count, alloc_count); + } +#endif + +} + +/*@}*/ diff --git a/linux/mach64_drv.c b/linux/mach64_drv.c new file mode 100644 index 00000000..56d79137 --- /dev/null +++ b/linux/mach64_drv.c @@ -0,0 +1,53 @@ +/* mach64_drv.c -- mach64 (Rage Pro) driver -*- linux-c -*- + * Created: Fri Nov 24 18:34:32 2000 by gareth@valinux.com + * + * Copyright 2000 Gareth Hughes + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (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 NONINFRINGEMENT. IN NO EVENT SHALL + * GARETH HUGHES 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. + * + * Authors: + * Gareth Hughes <gareth@valinux.com> + * Leif Delgass <ldelgass@retinalburn.net> + */ + +#include <linux/config.h> +#include "mach64.h" +#include "drmP.h" +#include "drm.h" +#include "mach64_drm.h" +#include "mach64_drv.h" + +#include "drm_agpsupport.h" +#include "drm_auth.h" +#include "drm_bufs.h" +#include "drm_context.h" +#include "drm_dma.h" +#include "drm_drawable.h" +#include "drm_drv.h" +#include "drm_fops.h" +#include "drm_init.h" +#include "drm_irq.h" +#include "drm_ioctl.h" +#include "drm_lock.h" +#include "drm_memory.h" +#include "drm_pci.h" +#include "drm_proc.h" +#include "drm_vm.h" +#include "drm_stub.h" |