From 793a97e4cc38f834e0488ccc1ecbfe52ff6f5b84 Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Mon, 23 Aug 2010 22:53:27 +0200 Subject: drm: kill drm_map_ofs callbacks All drivers happily copy&pasted the default implementation without checking whether this callback is used at all. It's not. Sigh. Kill it. Signed-off-by: Daniel Vetter Signed-off-by: Dave Airlie --- drivers/gpu/drm/mga/mga_drv.c | 1 - 1 file changed, 1 deletion(-) (limited to 'drivers/gpu/drm/mga/mga_drv.c') diff --git a/drivers/gpu/drm/mga/mga_drv.c b/drivers/gpu/drm/mga/mga_drv.c index 26d0d8ced80d..e9c0cbc21fe2 100644 --- a/drivers/gpu/drm/mga/mga_drv.c +++ b/drivers/gpu/drm/mga/mga_drv.c @@ -60,7 +60,6 @@ static struct drm_driver driver = { .irq_uninstall = mga_driver_irq_uninstall, .irq_handler = mga_driver_irq_handler, .reclaim_buffers = drm_core_reclaim_buffers, - .get_map_ofs = drm_core_get_map_ofs, .get_reg_ofs = drm_core_get_reg_ofs, .ioctls = mga_ioctls, .dma_ioctl = mga_dma_buffers, -- cgit v1.2.3-55-g7522 From cbc60ca04b342a4e1f2a1086a7277c077f07dbed Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Mon, 23 Aug 2010 22:53:28 +0200 Subject: drm: kill get_reg_ofs callback Every driver used the default implementation. Fold that one into the only callsite and drop the callback. Signed-off-by: Daniel Vetter Signed-off-by: Dave Airlie --- drivers/gpu/drm/drm_vm.c | 6 ++---- drivers/gpu/drm/i810/i810_drv.c | 1 - drivers/gpu/drm/i830/i830_drv.c | 1 - drivers/gpu/drm/i915/i915_drv.c | 1 - drivers/gpu/drm/mga/mga_drv.c | 1 - drivers/gpu/drm/nouveau/nouveau_drv.c | 1 - drivers/gpu/drm/r128/r128_drv.c | 1 - drivers/gpu/drm/radeon/radeon_drv.c | 2 -- drivers/gpu/drm/savage/savage_drv.c | 1 - drivers/gpu/drm/sis/sis_drv.c | 1 - drivers/gpu/drm/tdfx/tdfx_drv.c | 1 - drivers/gpu/drm/via/via_drv.c | 1 - drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 1 - include/drm/drmP.h | 2 -- 14 files changed, 2 insertions(+), 19 deletions(-) (limited to 'drivers/gpu/drm/mga/mga_drv.c') diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c index 2fea2e63a313..ee879d6bb522 100644 --- a/drivers/gpu/drm/drm_vm.c +++ b/drivers/gpu/drm/drm_vm.c @@ -515,7 +515,7 @@ static int drm_mmap_dma(struct file *filp, struct vm_area_struct *vma) return 0; } -resource_size_t drm_core_get_reg_ofs(struct drm_device *dev) +static resource_size_t drm_core_get_reg_ofs(struct drm_device *dev) { #ifdef __alpha__ return dev->hose->dense_mem_base - dev->hose->mem_space->start; @@ -524,8 +524,6 @@ resource_size_t drm_core_get_reg_ofs(struct drm_device *dev) #endif } -EXPORT_SYMBOL(drm_core_get_reg_ofs); - /** * mmap DMA memory. * @@ -612,7 +610,7 @@ int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma) #endif case _DRM_FRAME_BUFFER: case _DRM_REGISTERS: - offset = dev->driver->get_reg_ofs(dev); + offset = drm_core_get_reg_ofs(dev); vma->vm_flags |= VM_IO; /* not in core dump */ vma->vm_page_prot = drm_io_prot(map->type, vma); #if !defined(__arm__) diff --git a/drivers/gpu/drm/i810/i810_drv.c b/drivers/gpu/drm/i810/i810_drv.c index 084a85c3d5d5..1c73b0c43c1e 100644 --- a/drivers/gpu/drm/i810/i810_drv.c +++ b/drivers/gpu/drm/i810/i810_drv.c @@ -52,7 +52,6 @@ static struct drm_driver driver = { .device_is_agp = i810_driver_device_is_agp, .reclaim_buffers_locked = i810_driver_reclaim_buffers_locked, .dma_quiescent = i810_driver_dma_quiescent, - .get_reg_ofs = drm_core_get_reg_ofs, .ioctls = i810_ioctls, .fops = { .owner = THIS_MODULE, diff --git a/drivers/gpu/drm/i830/i830_drv.c b/drivers/gpu/drm/i830/i830_drv.c index 16352954311c..7140ffc12eee 100644 --- a/drivers/gpu/drm/i830/i830_drv.c +++ b/drivers/gpu/drm/i830/i830_drv.c @@ -57,7 +57,6 @@ static struct drm_driver driver = { .device_is_agp = i830_driver_device_is_agp, .reclaim_buffers_locked = i830_driver_reclaim_buffers_locked, .dma_quiescent = i830_driver_dma_quiescent, - .get_reg_ofs = drm_core_get_reg_ofs, #if USE_IRQS .irq_preinstall = i830_driver_irq_preinstall, .irq_postinstall = i830_driver_irq_postinstall, diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index d079f7b86cca..e6afa68775b0 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -524,7 +524,6 @@ static struct drm_driver driver = { .irq_uninstall = i915_driver_irq_uninstall, .irq_handler = i915_driver_irq_handler, .reclaim_buffers = drm_core_reclaim_buffers, - .get_reg_ofs = drm_core_get_reg_ofs, .master_create = i915_master_create, .master_destroy = i915_master_destroy, #if defined(CONFIG_DEBUG_FS) diff --git a/drivers/gpu/drm/mga/mga_drv.c b/drivers/gpu/drm/mga/mga_drv.c index e9c0cbc21fe2..65ea42cf1795 100644 --- a/drivers/gpu/drm/mga/mga_drv.c +++ b/drivers/gpu/drm/mga/mga_drv.c @@ -60,7 +60,6 @@ static struct drm_driver driver = { .irq_uninstall = mga_driver_irq_uninstall, .irq_handler = mga_driver_irq_handler, .reclaim_buffers = drm_core_reclaim_buffers, - .get_reg_ofs = drm_core_get_reg_ofs, .ioctls = mga_ioctls, .dma_ioctl = mga_dma_buffers, .fops = { diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.c b/drivers/gpu/drm/nouveau/nouveau_drv.c index 0d64259b21cc..209912a1b7a5 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.c +++ b/drivers/gpu/drm/nouveau/nouveau_drv.c @@ -379,7 +379,6 @@ static struct drm_driver driver = { .irq_uninstall = nouveau_irq_uninstall, .irq_handler = nouveau_irq_handler, .reclaim_buffers = drm_core_reclaim_buffers, - .get_reg_ofs = drm_core_get_reg_ofs, .ioctls = nouveau_ioctls, .fops = { .owner = THIS_MODULE, diff --git a/drivers/gpu/drm/r128/r128_drv.c b/drivers/gpu/drm/r128/r128_drv.c index 42ec20a10eed..67309f84f16d 100644 --- a/drivers/gpu/drm/r128/r128_drv.c +++ b/drivers/gpu/drm/r128/r128_drv.c @@ -56,7 +56,6 @@ static struct drm_driver driver = { .irq_uninstall = r128_driver_irq_uninstall, .irq_handler = r128_driver_irq_handler, .reclaim_buffers = drm_core_reclaim_buffers, - .get_reg_ofs = drm_core_get_reg_ofs, .ioctls = r128_ioctls, .dma_ioctl = r128_cce_buffers, .fops = { diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c index 8fd89bb8e610..663cdc10a5c2 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.c +++ b/drivers/gpu/drm/radeon/radeon_drv.c @@ -203,7 +203,6 @@ static struct drm_driver driver_old = { .irq_uninstall = radeon_driver_irq_uninstall, .irq_handler = radeon_driver_irq_handler, .reclaim_buffers = drm_core_reclaim_buffers, - .get_reg_ofs = drm_core_get_reg_ofs, .ioctls = radeon_ioctls, .dma_ioctl = radeon_cp_buffers, .fops = { @@ -289,7 +288,6 @@ static struct drm_driver kms_driver = { .irq_uninstall = radeon_driver_irq_uninstall_kms, .irq_handler = radeon_driver_irq_handler_kms, .reclaim_buffers = drm_core_reclaim_buffers, - .get_reg_ofs = drm_core_get_reg_ofs, .ioctls = radeon_ioctls_kms, .gem_init_object = radeon_gem_object_init, .gem_free_object = radeon_gem_object_free, diff --git a/drivers/gpu/drm/savage/savage_drv.c b/drivers/gpu/drm/savage/savage_drv.c index f539996ba230..c0385633667d 100644 --- a/drivers/gpu/drm/savage/savage_drv.c +++ b/drivers/gpu/drm/savage/savage_drv.c @@ -42,7 +42,6 @@ static struct drm_driver driver = { .lastclose = savage_driver_lastclose, .unload = savage_driver_unload, .reclaim_buffers = savage_reclaim_buffers, - .get_reg_ofs = drm_core_get_reg_ofs, .ioctls = savage_ioctls, .dma_ioctl = savage_bci_buffers, .fops = { diff --git a/drivers/gpu/drm/sis/sis_drv.c b/drivers/gpu/drm/sis/sis_drv.c index 72b0a74f265f..4d9f311d249d 100644 --- a/drivers/gpu/drm/sis/sis_drv.c +++ b/drivers/gpu/drm/sis/sis_drv.c @@ -71,7 +71,6 @@ static struct drm_driver driver = { .reclaim_buffers = NULL, .reclaim_buffers_idlelocked = sis_reclaim_buffers_locked, .lastclose = sis_lastclose, - .get_reg_ofs = drm_core_get_reg_ofs, .ioctls = sis_ioctls, .fops = { .owner = THIS_MODULE, diff --git a/drivers/gpu/drm/tdfx/tdfx_drv.c b/drivers/gpu/drm/tdfx/tdfx_drv.c index 38a562647d6f..e0768adbeccd 100644 --- a/drivers/gpu/drm/tdfx/tdfx_drv.c +++ b/drivers/gpu/drm/tdfx/tdfx_drv.c @@ -42,7 +42,6 @@ static struct pci_device_id pciidlist[] = { static struct drm_driver driver = { .driver_features = DRIVER_USE_MTRR, .reclaim_buffers = drm_core_reclaim_buffers, - .get_reg_ofs = drm_core_get_reg_ofs, .fops = { .owner = THIS_MODULE, .open = drm_open, diff --git a/drivers/gpu/drm/via/via_drv.c b/drivers/gpu/drm/via/via_drv.c index 0b9ad8bbb031..02f733db61c1 100644 --- a/drivers/gpu/drm/via/via_drv.c +++ b/drivers/gpu/drm/via/via_drv.c @@ -51,7 +51,6 @@ static struct drm_driver driver = { .reclaim_buffers_locked = NULL, .reclaim_buffers_idlelocked = via_reclaim_buffers_locked, .lastclose = via_lastclose, - .get_reg_ofs = drm_core_get_reg_ofs, .ioctls = via_ioctls, .fops = { .owner = THIS_MODULE, diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index 4a832de43dd5..e645f44e4302 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -723,7 +723,6 @@ static struct drm_driver driver = { .irq_uninstall = vmw_irq_uninstall, .irq_handler = vmw_irq_handler, .reclaim_buffers_locked = NULL, - .get_reg_ofs = drm_core_get_reg_ofs, .ioctls = vmw_ioctls, .num_ioctls = DRM_ARRAY_SIZE(vmw_ioctls), .dma_quiescent = NULL, /*vmw_dma_quiescent, */ diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 757b63a23b14..30e827aeba02 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -772,7 +772,6 @@ struct drm_driver { struct drm_file *file_priv); void (*reclaim_buffers_idlelocked) (struct drm_device *dev, struct drm_file *file_priv); - resource_size_t (*get_reg_ofs) (struct drm_device *dev); void (*set_version) (struct drm_device *dev, struct drm_set_version *sv); @@ -1159,7 +1158,6 @@ extern int drm_release(struct inode *inode, struct file *filp); extern int drm_mmap(struct file *filp, struct vm_area_struct *vma); extern int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma); extern void drm_vm_open_locked(struct vm_area_struct *vma); -extern resource_size_t drm_core_get_reg_ofs(struct drm_device *dev); extern unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait); /* Memory management support (drm_memory.h) */ -- cgit v1.2.3-55-g7522 From dc880abef75e7c62c9048171f5112500f36a9244 Mon Sep 17 00:00:00 2001 From: Arnd Bergmann Date: Tue, 6 Jul 2010 18:54:47 +0200 Subject: drm: use noop_llseek The drm device drivers currently allow seeking on the character device but never care about the actual file position. When we change the default llseek operation to be no_llseek, calling llseek on a drm device would return an error condition, which is an API change. Explicitly setting noop_llseek lets us keep the current API. Signed-off-by: Arnd Bergmann Cc: David Airlie Cc: dri-devel@lists.freedesktop.org --- Documentation/DocBook/drm.tmpl | 1 + drivers/gpu/drm/i810/i810_drv.c | 1 + drivers/gpu/drm/i830/i830_drv.c | 1 + drivers/gpu/drm/i915/i915_drv.c | 1 + drivers/gpu/drm/mga/mga_drv.c | 1 + drivers/gpu/drm/nouveau/nouveau_drv.c | 1 + drivers/gpu/drm/r128/r128_drv.c | 1 + drivers/gpu/drm/radeon/radeon_drv.c | 1 + drivers/gpu/drm/savage/savage_drv.c | 1 + drivers/gpu/drm/sis/sis_drv.c | 1 + drivers/gpu/drm/tdfx/tdfx_drv.c | 1 + drivers/gpu/drm/via/via_drv.c | 1 + drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 1 + 13 files changed, 13 insertions(+) (limited to 'drivers/gpu/drm/mga/mga_drv.c') diff --git a/Documentation/DocBook/drm.tmpl b/Documentation/DocBook/drm.tmpl index 910c923a9b86..2861055afd7a 100644 --- a/Documentation/DocBook/drm.tmpl +++ b/Documentation/DocBook/drm.tmpl @@ -136,6 +136,7 @@ #ifdef CONFIG_COMPAT .compat_ioctl = i915_compat_ioctl, #endif + .llseek = noop_llseek, }, .pci_driver = { .name = DRIVER_NAME, diff --git a/drivers/gpu/drm/i810/i810_drv.c b/drivers/gpu/drm/i810/i810_drv.c index b4250b2cac1f..fe69914ce507 100644 --- a/drivers/gpu/drm/i810/i810_drv.c +++ b/drivers/gpu/drm/i810/i810_drv.c @@ -63,6 +63,7 @@ static struct drm_driver driver = { .mmap = drm_mmap, .poll = drm_poll, .fasync = drm_fasync, + .llseek = noop_llseek, }, .pci_driver = { diff --git a/drivers/gpu/drm/i830/i830_drv.c b/drivers/gpu/drm/i830/i830_drv.c index a5c66aa82f0c..5b6298b24e24 100644 --- a/drivers/gpu/drm/i830/i830_drv.c +++ b/drivers/gpu/drm/i830/i830_drv.c @@ -74,6 +74,7 @@ static struct drm_driver driver = { .mmap = drm_mmap, .poll = drm_poll, .fasync = drm_fasync, + .llseek = noop_llseek, }, .pci_driver = { diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 216deb579785..a6fdb481500c 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -547,6 +547,7 @@ static struct drm_driver driver = { #ifdef CONFIG_COMPAT .compat_ioctl = i915_compat_ioctl, #endif + .llseek = noop_llseek, }, .pci_driver = { diff --git a/drivers/gpu/drm/mga/mga_drv.c b/drivers/gpu/drm/mga/mga_drv.c index 26d0d8ced80d..ac64f0b0392e 100644 --- a/drivers/gpu/drm/mga/mga_drv.c +++ b/drivers/gpu/drm/mga/mga_drv.c @@ -75,6 +75,7 @@ static struct drm_driver driver = { #ifdef CONFIG_COMPAT .compat_ioctl = mga_compat_ioctl, #endif + .llseek = noop_llseek, }, .pci_driver = { .name = DRIVER_NAME, diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.c b/drivers/gpu/drm/nouveau/nouveau_drv.c index 1de5eb53e016..eb15345162a0 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.c +++ b/drivers/gpu/drm/nouveau/nouveau_drv.c @@ -393,6 +393,7 @@ static struct drm_driver driver = { #if defined(CONFIG_COMPAT) .compat_ioctl = nouveau_compat_ioctl, #endif + .llseek = noop_llseek, }, .pci_driver = { .name = DRIVER_NAME, diff --git a/drivers/gpu/drm/r128/r128_drv.c b/drivers/gpu/drm/r128/r128_drv.c index 1e2971f13aa1..d42c76c23714 100644 --- a/drivers/gpu/drm/r128/r128_drv.c +++ b/drivers/gpu/drm/r128/r128_drv.c @@ -71,6 +71,7 @@ static struct drm_driver driver = { #ifdef CONFIG_COMPAT .compat_ioctl = r128_compat_ioctl, #endif + .llseek = noop_llseek, }, .pci_driver = { .name = DRIVER_NAME, diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c index 795403b0e2cd..29c1237c2e7b 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.c +++ b/drivers/gpu/drm/radeon/radeon_drv.c @@ -219,6 +219,7 @@ static struct drm_driver driver_old = { #ifdef CONFIG_COMPAT .compat_ioctl = radeon_compat_ioctl, #endif + .llseek = noop_llseek, }, .pci_driver = { diff --git a/drivers/gpu/drm/savage/savage_drv.c b/drivers/gpu/drm/savage/savage_drv.c index 021de44c15ab..2a2830f5a840 100644 --- a/drivers/gpu/drm/savage/savage_drv.c +++ b/drivers/gpu/drm/savage/savage_drv.c @@ -54,6 +54,7 @@ static struct drm_driver driver = { .mmap = drm_mmap, .poll = drm_poll, .fasync = drm_fasync, + .llseek = noop_llseek, }, .pci_driver = { diff --git a/drivers/gpu/drm/sis/sis_drv.c b/drivers/gpu/drm/sis/sis_drv.c index 776bf9e9ea1a..4bb10ef6676a 100644 --- a/drivers/gpu/drm/sis/sis_drv.c +++ b/drivers/gpu/drm/sis/sis_drv.c @@ -83,6 +83,7 @@ static struct drm_driver driver = { .mmap = drm_mmap, .poll = drm_poll, .fasync = drm_fasync, + .llseek = noop_llseek, }, .pci_driver = { .name = DRIVER_NAME, diff --git a/drivers/gpu/drm/tdfx/tdfx_drv.c b/drivers/gpu/drm/tdfx/tdfx_drv.c index ec5a43e65722..640567ef713d 100644 --- a/drivers/gpu/drm/tdfx/tdfx_drv.c +++ b/drivers/gpu/drm/tdfx/tdfx_drv.c @@ -52,6 +52,7 @@ static struct drm_driver driver = { .mmap = drm_mmap, .poll = drm_poll, .fasync = drm_fasync, + .llseek = noop_llseek, }, .pci_driver = { .name = DRIVER_NAME, diff --git a/drivers/gpu/drm/via/via_drv.c b/drivers/gpu/drm/via/via_drv.c index 7a1b210401e0..b8984a5ae521 100644 --- a/drivers/gpu/drm/via/via_drv.c +++ b/drivers/gpu/drm/via/via_drv.c @@ -62,6 +62,7 @@ static struct drm_driver driver = { .mmap = drm_mmap, .poll = drm_poll, .fasync = drm_fasync, + .llseek = noop_llseek, }, .pci_driver = { .name = DRIVER_NAME, diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index 72ec2e2b6e97..d237190b888a 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -745,6 +745,7 @@ static struct drm_driver driver = { #if defined(CONFIG_COMPAT) .compat_ioctl = drm_compat_ioctl, #endif + .llseek = noop_llseek, }, .pci_driver = { .name = VMWGFX_DRIVER_NAME, -- cgit v1.2.3-55-g7522