| /linux-4.19.296/drivers/dma-buf/ |
| D | dma-buf.c | 51 struct dma_buf *dmabuf; in dma_buf_release() local
56 dmabuf = file->private_data; in dma_buf_release()
58 BUG_ON(dmabuf->vmapping_counter); in dma_buf_release()
68 BUG_ON(dmabuf->cb_shared.active || dmabuf->cb_excl.active); in dma_buf_release()
70 dmabuf->ops->release(dmabuf); in dma_buf_release()
73 list_del(&dmabuf->list_node); in dma_buf_release()
76 if (dmabuf->resv == (struct reservation_object *)&dmabuf[1]) in dma_buf_release()
77 reservation_object_fini(dmabuf->resv); in dma_buf_release()
79 module_put(dmabuf->owner); in dma_buf_release()
80 kfree(dmabuf); in dma_buf_release()
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| /linux-4.19.296/drivers/hid/ |
| D | hid-elan.c | 84 unsigned char *dmabuf, unsigned char param) in elan_get_device_param() argument
88 dmabuf[0] = ELAN_FEATURE_REPORT; in elan_get_device_param()
89 dmabuf[1] = 0x05; in elan_get_device_param()
90 dmabuf[2] = 0x03; in elan_get_device_param()
91 dmabuf[3] = param; in elan_get_device_param()
92 dmabuf[4] = 0x01; in elan_get_device_param()
94 ret = hid_hw_raw_request(hdev, ELAN_FEATURE_REPORT, dmabuf, in elan_get_device_param()
102 ret = hid_hw_raw_request(hdev, ELAN_FEATURE_REPORT, dmabuf, in elan_get_device_param()
125 unsigned char *dmabuf; in elan_get_device_params() local
128 dmabuf = kmalloc(ELAN_FEATURE_SIZE, GFP_KERNEL); in elan_get_device_params()
[all …]
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| D | hid-asus.c | 257 unsigned char *dmabuf; in asus_kbd_set_report() local
260 dmabuf = kmemdup(buf, buf_size, GFP_KERNEL); in asus_kbd_set_report()
261 if (!dmabuf) in asus_kbd_set_report()
264 ret = hid_hw_raw_request(hdev, FEATURE_KBD_REPORT_ID, dmabuf, in asus_kbd_set_report()
267 kfree(dmabuf); in asus_kbd_set_report()
596 unsigned char *dmabuf = kmemdup(buf, sizeof(buf), GFP_KERNEL); in asus_start_multitouch() local
598 if (!dmabuf) { in asus_start_multitouch()
604 ret = hid_hw_raw_request(hdev, dmabuf[0], dmabuf, sizeof(buf), in asus_start_multitouch()
607 kfree(dmabuf); in asus_start_multitouch()
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| /linux-4.19.296/include/linux/ |
| D | dma-buf.h | 322 struct dma_buf *dmabuf; member
371 static inline void get_dma_buf(struct dma_buf *dmabuf) in get_dma_buf() argument
373 get_file(dmabuf->file); in get_dma_buf()
376 struct dma_buf_attachment *dma_buf_attach(struct dma_buf *dmabuf,
378 void dma_buf_detach(struct dma_buf *dmabuf,
383 int dma_buf_fd(struct dma_buf *dmabuf, int flags);
385 void dma_buf_put(struct dma_buf *dmabuf);
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| /linux-4.19.296/drivers/xen/ |
| D | gntdev-dmabuf.c | 35 struct dma_buf *dmabuf; member
268 struct gntdev_dmabuf *gntdev_dmabuf = attach->dmabuf->priv; in dmabuf_exp_ops_map_dma_buf()
414 gntdev_dmabuf->dmabuf = dma_buf_export(&exp_info); in dmabuf_exp_from_pages()
415 if (IS_ERR(gntdev_dmabuf->dmabuf)) { in dmabuf_exp_from_pages()
416 ret = PTR_ERR(gntdev_dmabuf->dmabuf); in dmabuf_exp_from_pages()
417 gntdev_dmabuf->dmabuf = NULL; in dmabuf_exp_from_pages()
421 ret = dma_buf_fd(gntdev_dmabuf->dmabuf, O_CLOEXEC); in dmabuf_exp_from_pages()
437 if (gntdev_dmabuf->dmabuf) in dmabuf_exp_from_pages()
438 dma_buf_put(gntdev_dmabuf->dmabuf); in dmabuf_exp_from_pages()
653 if (attach->dmabuf->size != gntdev_dmabuf->nr_pages << PAGE_SHIFT) { in dmabuf_imp_to_refs()
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| D | Makefile | 44 xen-gntdev-$(CONFIG_XEN_GNTDEV_DMABUF) += gntdev-dmabuf.o
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| /linux-4.19.296/drivers/media/common/videobuf2/ |
| D | videobuf2-dma-sg.c | 311 buf->vaddr = dma_buf_vmap(buf->db_attach->dmabuf); in vb2_dma_sg_vaddr()
437 struct mutex *lock = &db_attach->dmabuf->lock; in vb2_dma_sg_dmabuf_ops_map()
587 dma_buf_vunmap(buf->db_attach->dmabuf, buf->vaddr); in vb2_dma_sg_unmap_dmabuf()
604 dma_buf_detach(buf->db_attach->dmabuf, buf->db_attach); in vb2_dma_sg_detach_dmabuf()
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| D | videobuf2-dma-contig.c | 81 buf->vaddr = dma_buf_vmap(buf->db_attach->dmabuf); in vb2_dc_vaddr()
288 struct mutex *lock = &db_attach->dmabuf->lock; in vb2_dc_dmabuf_ops_map()
654 dma_buf_vunmap(buf->db_attach->dmabuf, buf->vaddr); in vb2_dc_unmap_dmabuf()
672 dma_buf_detach(buf->db_attach->dmabuf, buf->db_attach); in vb2_dc_detach_dmabuf()
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| D | videobuf2-vmalloc.c | 276 struct mutex *lock = &db_attach->dmabuf->lock; in vb2_vmalloc_dmabuf_ops_map()
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| /linux-4.19.296/drivers/isdn/hardware/avm/ |
| D | b1.c | 726 p->recvbuf.dmabuf = buf; in avmcard_dma_alloc()
735 p->sendbuf.dmabuf = buf; in avmcard_dma_alloc()
742 p->recvbuf.dmabuf, p->recvbuf.dmaaddr); in avmcard_dma_alloc()
752 p->recvbuf.dmabuf, p->recvbuf.dmaaddr); in avmcard_dma_free()
754 p->sendbuf.dmabuf, p->sendbuf.dmaaddr); in avmcard_dma_free()
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| D | b1dma.c | 385 p = dma->sendbuf.dmabuf; in b1dma_dispatch_tx()
396 txlen = (u8 *)p - (u8 *)dma->sendbuf.dmabuf; in b1dma_dispatch_tx()
410 skb_copy_from_linear_data_offset(skb, 2, dma->sendbuf.dmabuf, in b1dma_dispatch_tx()
453 void *p = dma->recvbuf.dmabuf + 4; in b1dma_handle_rx()
608 dma->recvlen = *((u32 *)dma->recvbuf.dmabuf); in b1dma_handle_interrupt()
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| D | c4.c | 438 p = dma->sendbuf.dmabuf; in c4_dispatch_tx()
449 txlen = (u8 *)p - (u8 *)dma->sendbuf.dmabuf; in c4_dispatch_tx()
463 skb_copy_from_linear_data_offset(skb, 2, dma->sendbuf.dmabuf, in c4_dispatch_tx()
509 void *p = dma->recvbuf.dmabuf; in c4_handle_rx()
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| D | avmcard.h | 48 u8 *dmabuf; member
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| /linux-4.19.296/include/uapi/linux/ |
| D | fd.h | 232 char *dmabuf; member
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| /linux-4.19.296/drivers/isdn/hardware/mISDN/ |
| D | hfcsusb.c | 1712 void *dmabuf = kmalloc(sizeof(u_char), GFP_KERNEL); in setup_hfcsusb() local
1719 if (!dmabuf) in setup_hfcsusb()
1722 ret = read_reg_atomic(hw, HFCUSB_CHIP_ID, dmabuf); in setup_hfcsusb()
1724 memcpy(&b, dmabuf, sizeof(u_char)); in setup_hfcsusb()
1725 kfree(dmabuf); in setup_hfcsusb()
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