From 3fdef0dc2000308b16907b95f637c60acde80a74 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Sun, 6 May 2007 11:17:30 +1000 Subject: drm/ttm: cleanup mm_ioctl ioctls to be separate ioctls. This is the first bunch of ioctls --- libdrm/xf86drm.c | 33 +++++----- linux-core/drm_bo.c | 160 ++++++++++++++++++++++++++++++++--------------- linux-core/drm_compat.c | 3 +- linux-core/drm_drv.c | 12 +++- linux-core/drm_objects.h | 3 + shared-core/drm.h | 54 ++++++++++------ 6 files changed, 173 insertions(+), 92 deletions(-) diff --git a/libdrm/xf86drm.c b/libdrm/xf86drm.c index 78efcf2a..bee50824 100644 --- a/libdrm/xf86drm.c +++ b/libdrm/xf86drm.c @@ -3153,13 +3153,13 @@ int drmBOFenceList(int fd, drmBOList *list, unsigned fenceHandle) int drmMMInit(int fd, unsigned long pOffset, unsigned long pSize, unsigned memType) { - drm_mm_init_arg_t arg; + struct drm_mm_init_arg arg; memset(&arg, 0, sizeof(arg)); - arg.req.op = mm_init; - arg.req.p_offset = pOffset; - arg.req.p_size = pSize; - arg.req.mem_type = memType; + + arg.p_offset = pOffset; + arg.p_size = pSize; + arg.mem_type = memType; if (ioctl(fd, DRM_IOCTL_MM_INIT, &arg)) return -errno; @@ -3169,14 +3169,12 @@ int drmMMInit(int fd, unsigned long pOffset, unsigned long pSize, int drmMMTakedown(int fd, unsigned memType) { - drm_mm_init_arg_t arg; - + struct drm_mm_type_arg arg; memset(&arg, 0, sizeof(arg)); - arg.req.op = mm_takedown; - arg.req.mem_type = memType; + arg.mem_type = memType; - if (ioctl(fd, DRM_IOCTL_MM_INIT, &arg)) + if (ioctl(fd, DRM_IOCTL_MM_TAKEDOWN, &arg)) return -errno; return 0; @@ -3184,15 +3182,14 @@ int drmMMTakedown(int fd, unsigned memType) int drmMMLock(int fd, unsigned memType) { - drm_mm_init_arg_t arg; + struct drm_mm_type_arg arg; int ret; memset(&arg, 0, sizeof(arg)); - arg.req.op = mm_lock; - arg.req.mem_type = memType; + arg.mem_type = memType; do{ - ret = ioctl(fd, DRM_IOCTL_MM_INIT, &arg); + ret = ioctl(fd, DRM_IOCTL_MM_LOCK, &arg); } while (ret && errno == EAGAIN); return -errno; @@ -3200,15 +3197,15 @@ int drmMMLock(int fd, unsigned memType) int drmMMUnlock(int fd, unsigned memType) { - drm_mm_init_arg_t arg; + struct drm_mm_type_arg arg; int ret; memset(&arg, 0, sizeof(arg)); - arg.req.op = mm_unlock; - arg.req.mem_type = memType; + + arg.mem_type = memType; do{ - ret = ioctl(fd, DRM_IOCTL_MM_INIT, &arg); + ret = ioctl(fd, DRM_IOCTL_MM_UNLOCK, &arg); } while (ret && errno == EAGAIN); return -errno; diff --git a/linux-core/drm_bo.c b/linux-core/drm_bo.c index 1c7013b3..f78a6f95 100644 --- a/linux-core/drm_bo.c +++ b/linux-core/drm_bo.c @@ -2158,11 +2158,48 @@ EXPORT_SYMBOL(drm_bo_driver_init); int drm_mm_init_ioctl(DRM_IOCTL_ARGS) { DRM_DEVICE; + struct drm_mm_init_arg arg; + drm_buffer_manager_t *bm = &dev->bm; + drm_bo_driver_t *driver = dev->driver->bo_driver; + int ret; - int ret = 0; - drm_mm_init_arg_t arg; + if (!driver) { + DRM_ERROR("Buffer objects are not supported by this driver\n"); + return -EINVAL; + } + + DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg)); + ret = -EINVAL; + mutex_lock(&dev->bm.init_mutex); + mutex_lock(&dev->struct_mutex); + if (!bm->initialized) { + DRM_ERROR("DRM memory manager was not initialized.\n"); + goto out; + } + if (arg.mem_type == 0) { + DRM_ERROR("System memory buffers already initialized.\n"); + goto out; + } + ret = drm_bo_init_mm(dev, arg.mem_type, + arg.p_offset, arg.p_size); + +out: + mutex_unlock(&dev->struct_mutex); + mutex_unlock(&dev->bm.init_mutex); + if (ret) + return ret; + + DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg)); + return 0; +} + +int drm_mm_takedown_ioctl(DRM_IOCTL_ARGS) +{ + DRM_DEVICE; + struct drm_mm_type_arg arg; drm_buffer_manager_t *bm = &dev->bm; drm_bo_driver_t *driver = dev->driver->bo_driver; + int ret; if (!driver) { DRM_ERROR("Buffer objects are not supported by this driver\n"); @@ -2171,59 +2208,78 @@ int drm_mm_init_ioctl(DRM_IOCTL_ARGS) DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg)); - switch (arg.req.op) { - case mm_init: - ret = -EINVAL; - mutex_lock(&dev->bm.init_mutex); - mutex_lock(&dev->struct_mutex); - if (!bm->initialized) { - DRM_ERROR("DRM memory manager was not initialized.\n"); - break; - } - if (arg.req.mem_type == 0) { - DRM_ERROR - ("System memory buffers already initialized.\n"); - break; - } - ret = drm_bo_init_mm(dev, arg.req.mem_type, - arg.req.p_offset, arg.req.p_size); - break; - case mm_takedown: - LOCK_TEST_WITH_RETURN(dev, filp); - mutex_lock(&dev->bm.init_mutex); - mutex_lock(&dev->struct_mutex); - ret = -EINVAL; - if (!bm->initialized) { - DRM_ERROR("DRM memory manager was not initialized\n"); - break; - } - if (arg.req.mem_type == 0) { - DRM_ERROR("No takedown for System memory buffers.\n"); - break; - } - ret = 0; - if (drm_bo_clean_mm(dev, arg.req.mem_type)) { - DRM_ERROR("Memory manager type %d not clean. " - "Delaying takedown\n", arg.req.mem_type); - } - break; - case mm_lock: - LOCK_TEST_WITH_RETURN(dev, filp); - mutex_lock(&dev->bm.init_mutex); - mutex_lock(&dev->struct_mutex); - ret = drm_bo_lock_mm(dev, arg.req.mem_type); - break; - case mm_unlock: - LOCK_TEST_WITH_RETURN(dev, filp); - mutex_lock(&dev->bm.init_mutex); - mutex_lock(&dev->struct_mutex); - ret = 0; - break; - default: - DRM_ERROR("Function not implemented yet\n"); + LOCK_TEST_WITH_RETURN(dev, filp); + mutex_lock(&dev->bm.init_mutex); + mutex_lock(&dev->struct_mutex); + ret = -EINVAL; + if (!bm->initialized) { + DRM_ERROR("DRM memory manager was not initialized\n"); + goto out; + } + if (arg.mem_type == 0) { + DRM_ERROR("No takedown for System memory buffers.\n"); + goto out; + } + ret = 0; + if (drm_bo_clean_mm(dev, arg.mem_type)) { + DRM_ERROR("Memory manager type %d not clean. " + "Delaying takedown\n", arg.mem_type); + } +out: + mutex_unlock(&dev->struct_mutex); + mutex_unlock(&dev->bm.init_mutex); + if (ret) + return ret; + + DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg)); + return 0; +} + +int drm_mm_lock_ioctl(DRM_IOCTL_ARGS) +{ + DRM_DEVICE; + struct drm_mm_type_arg arg; + drm_bo_driver_t *driver = dev->driver->bo_driver; + int ret; + + if (!driver) { + DRM_ERROR("Buffer objects are not supported by this driver\n"); return -EINVAL; } + DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg)); + + LOCK_TEST_WITH_RETURN(dev, filp); + mutex_lock(&dev->bm.init_mutex); + mutex_lock(&dev->struct_mutex); + ret = drm_bo_lock_mm(dev, arg.mem_type); + mutex_unlock(&dev->struct_mutex); + mutex_unlock(&dev->bm.init_mutex); + if (ret) + return ret; + + DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg)); + return 0; +} + +int drm_mm_unlock_ioctl(DRM_IOCTL_ARGS) +{ + DRM_DEVICE; + struct drm_mm_type_arg arg; + drm_bo_driver_t *driver = dev->driver->bo_driver; + int ret; + + if (!driver) { + DRM_ERROR("Buffer objects are not supported by this driver\n"); + return -EINVAL; + } + + DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg)); + LOCK_TEST_WITH_RETURN(dev, filp); + mutex_lock(&dev->bm.init_mutex); + mutex_lock(&dev->struct_mutex); + ret = 0; + mutex_unlock(&dev->struct_mutex); mutex_unlock(&dev->bm.init_mutex); if (ret) diff --git a/linux-core/drm_compat.c b/linux-core/drm_compat.c index 9ac5658c..867cee85 100644 --- a/linux-core/drm_compat.c +++ b/linux-core/drm_compat.c @@ -184,7 +184,7 @@ static int drm_pte_is_clear(struct vm_area_struct *vma, spin_unlock(&mm->page_table_lock); return ret; } - +#if 0 static int vm_insert_pfn(struct vm_area_struct *vma, unsigned long addr, unsigned long pfn) { @@ -195,6 +195,7 @@ static int vm_insert_pfn(struct vm_area_struct *vma, unsigned long addr, ret = io_remap_pfn_range(vma, addr, pfn, PAGE_SIZE, vma->vm_page_prot); return ret; } +#endif static struct page *drm_bo_vm_fault(struct vm_area_struct *vma, struct fault_data *data) diff --git a/linux-core/drm_drv.c b/linux-core/drm_drv.c index 9a0ecdf8..0ee5062b 100644 --- a/linux-core/drm_drv.c +++ b/linux-core/drm_drv.c @@ -119,10 +119,18 @@ static drm_ioctl_desc_t drm_ioctls[] = { [DRM_IOCTL_NR(DRM_IOCTL_WAIT_VBLANK)] = {drm_wait_vblank, 0}, [DRM_IOCTL_NR(DRM_IOCTL_FENCE)] = {drm_fence_ioctl, DRM_AUTH}, [DRM_IOCTL_NR(DRM_IOCTL_BUFOBJ)] = {drm_bo_ioctl, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_IOCTL_MM_INIT)] = {drm_mm_init_ioctl, - DRM_AUTH }, [DRM_IOCTL_NR(DRM_IOCTL_UPDATE_DRAW)] = {drm_update_drawable_info, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, + + + [DRM_IOCTL_NR(DRM_IOCTL_MM_INIT)] = {drm_mm_init_ioctl, + DRM_AUTH }, + [DRM_IOCTL_NR(DRM_IOCTL_MM_TAKEDOWN)] = {drm_mm_takedown_ioctl, + DRM_AUTH }, + [DRM_IOCTL_NR(DRM_IOCTL_MM_LOCK)] = {drm_mm_lock_ioctl, + DRM_AUTH }, + [DRM_IOCTL_NR(DRM_IOCTL_MM_UNLOCK)] = {drm_mm_unlock_ioctl, + DRM_AUTH }, }; #define DRM_CORE_IOCTL_COUNT ARRAY_SIZE( drm_ioctls ) diff --git a/linux-core/drm_objects.h b/linux-core/drm_objects.h index 03ea927e..7f9c8c37 100644 --- a/linux-core/drm_objects.h +++ b/linux-core/drm_objects.h @@ -430,6 +430,9 @@ typedef struct drm_bo_driver { extern int drm_bo_ioctl(DRM_IOCTL_ARGS); extern int drm_mm_init_ioctl(DRM_IOCTL_ARGS); +extern int drm_mm_takedown_ioctl(DRM_IOCTL_ARGS); +extern int drm_mm_lock_ioctl(DRM_IOCTL_ARGS); +extern int drm_mm_unlock_ioctl(DRM_IOCTL_ARGS); extern int drm_bo_driver_finish(struct drm_device *dev); extern int drm_bo_driver_init(struct drm_device *dev); extern int drm_bo_pci_offset(struct drm_device *dev, diff --git a/shared-core/drm.h b/shared-core/drm.h index b4195419..d561a082 100644 --- a/shared-core/drm.h +++ b/shared-core/drm.h @@ -862,24 +862,14 @@ typedef struct drm_bo_arg{ #define DRM_BO_MEM_TYPES 8 /* For now. */ -typedef union drm_mm_init_arg{ - struct { - enum { - mm_init, - mm_takedown, - mm_query, - mm_lock, - mm_unlock - } op; - drm_u64_t p_offset; - drm_u64_t p_size; - unsigned mem_type; - unsigned expand_pad[8]; /*Future expansion */ - } req; - struct { - drm_handle_t mm_sarea; - unsigned expand_pad[8]; /*Future expansion */ - } rep; +typedef struct drm_mm_type_arg { + unsigned int mem_type; +} drm_mm_type_arg_t; + +typedef struct drm_mm_init_arg { + drm_u64_t p_offset; + drm_u64_t p_size; + unsigned int mem_type; } drm_mm_init_arg_t; /** @@ -949,10 +939,36 @@ typedef union drm_mm_init_arg{ #define DRM_IOCTL_FENCE DRM_IOWR(0x3b, drm_fence_arg_t) #define DRM_IOCTL_BUFOBJ DRM_IOWR(0x3d, drm_bo_arg_t) -#define DRM_IOCTL_MM_INIT DRM_IOWR(0x3e, drm_mm_init_arg_t) #define DRM_IOCTL_UPDATE_DRAW DRM_IOW(0x3f, drm_update_draw_t) +#define DRM_IOCTL_MM_INIT DRM_IOWR(0xc0, drm_mm_init_arg_t) +#define DRM_IOCTL_MM_TAKEDOWN DRM_IOWR(0xc1, drm_mm_type_arg_t) +#define DRM_IOCTL_MM_LOCK DRM_IOWR(0xc2, drm_mm_type_arg_t) +#define DRM_IOCTL_MM_UNLOCK DRM_IOWR(0xc3, drm_mm_type_arg_t) + +#define DRM_IOCTL_FENCE_CREATE DRM_IOWR(0xc4, drm_fence_arg_t) +#define DRM_IOCTL_FENCE_DESTROY DRM_IOWR(0xc5, drm_fence_arg_t) +#define DRM_IOCTL_FENCE_REFERENCE DRM_IOWR(0xc6, drm_fence_arg_t) +#define DRM_IOCTL_FENCE_UNREFERENCE DRM_IOWR(0xc7, drm_fence_arg_t) +#define DRM_IOCTL_FENCE_SIGNALED DRM_IOWR(0xc8, drm_fence_arg_t) +#define DRM_IOCTL_FENCE_FLUSH DRM_IOWR(0xc9, drm_fence_arg_t) +#define DRM_IOCTL_FENCE_WAIT DRM_IOWR(0xca, drm_fence_arg_t) +#define DRM_IOCTL_FENCE_BUFFERS DRM_IOWR(0xcb, drm_fence_arg_t) + +#define DRM_IOCTL_BO_CREATE DRM_IOWR(0xcc, drm_bo_arg_t) +#define DRM_IOCTL_BO_DESTROY DRM_IOWR(0xcd, drm_bo_arg_t) +#define DRM_IOCTL_BO_MAP DRM_IOWR(0xce, drm_bo_arg_t) +#define DRM_IOCTL_BO_UNMAP DRM_IOWR(0xcf, drm_bo_arg_t) +#define DRM_IOCTL_BO_REFERENCE DRM_IOWR(0xd0, drm_bo_arg_t) +#define DRM_IOCTL_BO_UNREFERENCE DRM_IOWR(0xd1, drm_bo_arg_t) +#define DRM_IOCTL_BO_VALIDATE DRM_IOWR(0xd2, drm_bo_arg_t) +#define DRM_IOCTL_BO_FENCE DRM_IOWR(0xd3, drm_bo_arg_t) +#define DRM_IOCTL_BO_INFO DRM_IOWR(0xd4, drm_bo_arg_t) +#define DRM_IOCTL_BO_WAIT_IDLE DRM_IOWR(0xd5, drm_bo_arg_t) +#define DRM_IOCTL_BO_REF_FENCE DRM_IOWR(0xd6, drm_bo_arg_t) + + /*@}*/ /** -- cgit v1.2.3