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Searched refs:desc_buf (Results 1 – 22 of 22) sorted by relevance

/openbmc/linux/drivers/media/pci/pt3/
H A Dpt3_dma.c52 iowrite32(lower_32_bits(adap->desc_buf[0].b_addr), in pt3_start_dma()
54 iowrite32(upper_32_bits(adap->desc_buf[0].b_addr), in pt3_start_dma()
140 adap->desc_buf[i].descs, adap->desc_buf[i].b_addr); in pt3_free_dmabuf()
179 adap->desc_buf[i].descs = p; in pt3_alloc_dmabuf()
180 adap->desc_buf[i].b_addr = desc_addr; in pt3_alloc_dmabuf()
183 d = &adap->desc_buf[i - 1].descs[DESCS_IN_PAGE - 1]; in pt3_alloc_dmabuf()
189 d = &adap->desc_buf[i].descs[j]; in pt3_alloc_dmabuf()
203 desc_addr = adap->desc_buf[0].b_addr; in pt3_alloc_dmabuf()
H A Dpt3.h134 struct xfer_desc_buffer desc_buf[MAX_DESC_BUFS]; member
/openbmc/linux/drivers/net/ethernet/intel/ice/
H A Dice_controlq.c95 cq->sq.desc_buf.va = dmam_alloc_coherent(ice_hw_to_dev(hw), size, in ice_alloc_ctrlq_sq_ring()
96 &cq->sq.desc_buf.pa, in ice_alloc_ctrlq_sq_ring()
98 if (!cq->sq.desc_buf.va) in ice_alloc_ctrlq_sq_ring()
100 cq->sq.desc_buf.size = size; in ice_alloc_ctrlq_sq_ring()
105 dmam_free_coherent(ice_hw_to_dev(hw), cq->sq.desc_buf.size, in ice_alloc_ctrlq_sq_ring()
106 cq->sq.desc_buf.va, cq->sq.desc_buf.pa); in ice_alloc_ctrlq_sq_ring()
107 cq->sq.desc_buf.va = NULL; in ice_alloc_ctrlq_sq_ring()
108 cq->sq.desc_buf.pa = 0; in ice_alloc_ctrlq_sq_ring()
109 cq->sq.desc_buf.size = 0; in ice_alloc_ctrlq_sq_ring()
126 cq->rq.desc_buf.va = dmam_alloc_coherent(ice_hw_to_dev(hw), size, in ice_alloc_ctrlq_rq_ring()
[all …]
H A Dice_controlq.h15 (&(((struct ice_aq_desc *)((R).desc_buf.va))[i]))
43 struct ice_dma_mem desc_buf; /* descriptor ring memory */ member
/openbmc/linux/sound/pci/cs5535audio/
H A Dcs5535audio_pcm.c119 if (dma->desc_buf.area == NULL) { in cs5535audio_build_dma_packets()
123 &dma->desc_buf) < 0) in cs5535audio_build_dma_packets()
136 &((struct cs5535audio_dma_desc *) dma->desc_buf.area)[i]; in cs5535audio_build_dma_packets()
143 lastdesc = &((struct cs5535audio_dma_desc *) dma->desc_buf.area)[periods]; in cs5535audio_build_dma_packets()
144 lastdesc->addr = cpu_to_le32((u32) dma->desc_buf.addr); in cs5535audio_build_dma_packets()
147 jmpprd_addr = (u32)dma->desc_buf.addr + in cs5535audio_build_dma_packets()
226 snd_dma_free_pages(&dma->desc_buf); in cs5535audio_clear_dma_packets()
227 dma->desc_buf.area = NULL; in cs5535audio_clear_dma_packets()
H A Dcs5535audio.h77 struct snd_dma_buffer desc_buf; member
/openbmc/linux/drivers/net/ethernet/intel/iavf/
H A Diavf_adminq.c39 ret_code = iavf_allocate_dma_mem(hw, &hw->aq.asq.desc_buf, in iavf_alloc_adminq_asq_ring()
51 iavf_free_dma_mem(hw, &hw->aq.asq.desc_buf); in iavf_alloc_adminq_asq_ring()
66 ret_code = iavf_allocate_dma_mem(hw, &hw->aq.arq.desc_buf, in iavf_alloc_adminq_arq_ring()
84 iavf_free_dma_mem(hw, &hw->aq.asq.desc_buf); in iavf_free_adminq_asq()
96 iavf_free_dma_mem(hw, &hw->aq.arq.desc_buf); in iavf_free_adminq_arq()
221 iavf_free_dma_mem(hw, &hw->aq.arq.desc_buf); in iavf_free_arq_bufs()
244 iavf_free_dma_mem(hw, &hw->aq.asq.desc_buf); in iavf_free_asq_bufs()
268 wr32(hw, hw->aq.asq.bal, lower_32_bits(hw->aq.asq.desc_buf.pa)); in iavf_config_asq_regs()
269 wr32(hw, hw->aq.asq.bah, upper_32_bits(hw->aq.asq.desc_buf.pa)); in iavf_config_asq_regs()
273 if (reg != lower_32_bits(hw->aq.asq.desc_buf.pa)) in iavf_config_asq_regs()
[all …]
H A Diavf_adminq.h12 (&(((struct iavf_aq_desc *)((R).desc_buf.va))[i]))
18 struct iavf_dma_mem desc_buf; /* descriptor ring memory */ member
/openbmc/linux/arch/sparc/kernel/
H A Dviohs.c93 BUG_ON(!vio->desc_buf); in flush_rx_dring()
94 kfree(vio->desc_buf); in flush_rx_dring()
95 vio->desc_buf = NULL; in flush_rx_dring()
152 kfree(vio->desc_buf); in handshake_failure()
153 vio->desc_buf = NULL; in handshake_failure()
452 BUG_ON(vio->desc_buf); in process_dreg_info()
454 vio->desc_buf = kzalloc(pkt->descr_size, GFP_ATOMIC); in process_dreg_info()
455 if (!vio->desc_buf) in process_dreg_info()
574 kfree(vio->desc_buf); in process_dunreg()
575 vio->desc_buf = NULL; in process_dunreg()
[all …]
/openbmc/linux/drivers/net/ethernet/intel/i40e/
H A Di40e_adminq.c53 ret_code = i40e_allocate_dma_mem(hw, &hw->aq.asq.desc_buf, in i40e_alloc_adminq_asq_ring()
64 i40e_free_dma_mem(hw, &hw->aq.asq.desc_buf); in i40e_alloc_adminq_asq_ring()
79 ret_code = i40e_allocate_dma_mem(hw, &hw->aq.arq.desc_buf, in i40e_alloc_adminq_arq_ring()
96 i40e_free_dma_mem(hw, &hw->aq.asq.desc_buf); in i40e_free_adminq_asq()
108 i40e_free_dma_mem(hw, &hw->aq.arq.desc_buf); in i40e_free_adminq_arq()
229 i40e_free_dma_mem(hw, &hw->aq.arq.desc_buf); in i40e_free_arq_bufs()
252 i40e_free_dma_mem(hw, &hw->aq.asq.desc_buf); in i40e_free_asq_bufs()
276 wr32(hw, hw->aq.asq.bal, lower_32_bits(hw->aq.asq.desc_buf.pa)); in i40e_config_asq_regs()
277 wr32(hw, hw->aq.asq.bah, upper_32_bits(hw->aq.asq.desc_buf.pa)); in i40e_config_asq_regs()
281 if (reg != lower_32_bits(hw->aq.asq.desc_buf.pa)) in i40e_config_asq_regs()
[all …]
H A Di40e_adminq.h12 (&(((struct i40e_aq_desc *)((R).desc_buf.va))[i]))
18 struct i40e_dma_mem desc_buf; /* descriptor ring memory */ member
/openbmc/linux/drivers/ufs/core/
H A Dufs-sysfs.c644 u8 desc_buf[8] = {0}; in ufs_sysfs_read_desc_param() local
658 param_offset, desc_buf, param_size); in ufs_sysfs_read_desc_param()
667 ret = sysfs_emit(sysfs_buf, "0x%02X\n", *desc_buf); in ufs_sysfs_read_desc_param()
671 get_unaligned_be16(desc_buf)); in ufs_sysfs_read_desc_param()
675 get_unaligned_be32(desc_buf)); in ufs_sysfs_read_desc_param()
679 get_unaligned_be64(desc_buf)); in ufs_sysfs_read_desc_param()
1025 u8 *desc_buf; \
1032 desc_buf = kzalloc(QUERY_DESC_MAX_SIZE, GFP_ATOMIC); \
1033 if (!desc_buf) { \
1040 0, 0, desc_buf, &desc_len); \
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H A Dufshcd.c3405 u8 selector, u8 *desc_buf, int *buf_len) in __ufshcd_query_descriptor() argument
3413 if (!desc_buf) { in __ufshcd_query_descriptor()
3430 hba->dev_cmd.query.descriptor = desc_buf; in __ufshcd_query_descriptor()
3484 u8 *desc_buf, int *buf_len) in ufshcd_query_descriptor_retry() argument
3491 selector, desc_buf, buf_len); in ufshcd_query_descriptor_retry()
3518 u8 *desc_buf; in ufshcd_read_desc_param() local
3528 desc_buf = kzalloc(buff_len, GFP_KERNEL); in ufshcd_read_desc_param()
3529 if (!desc_buf) in ufshcd_read_desc_param()
3532 desc_buf = param_read_buf; in ufshcd_read_desc_param()
3539 desc_buf, &buff_len); in ufshcd_read_desc_param()
[all …]
H A Dufshcd-priv.h49 u8 *desc_buf, int *buf_len);
/openbmc/linux/sound/pci/
H A Datiixp_modem.c207 struct snd_dma_buffer desc_buf; member
322 if (dma->desc_buf.area == NULL) { in atiixp_build_dma_packets()
324 ATI_DESC_LIST_SIZE, &dma->desc_buf) < 0) in atiixp_build_dma_packets()
341 desc_addr = (u32)dma->desc_buf.addr; in atiixp_build_dma_packets()
344 desc = &((struct atiixp_dma_desc *)dma->desc_buf.area)[i]; in atiixp_build_dma_packets()
350 desc->next = cpu_to_le32((u32)dma->desc_buf.addr); in atiixp_build_dma_packets()
356 writel((u32)dma->desc_buf.addr | ATI_REG_LINKPTR_EN, in atiixp_build_dma_packets()
372 if (dma->desc_buf.area) { in atiixp_clear_dma_packets()
374 snd_dma_free_pages(&dma->desc_buf); in atiixp_clear_dma_packets()
375 dma->desc_buf.area = NULL; in atiixp_clear_dma_packets()
H A Datiixp.c231 struct snd_dma_buffer desc_buf; member
353 if (dma->desc_buf.area == NULL) { in atiixp_build_dma_packets()
357 &dma->desc_buf) < 0) in atiixp_build_dma_packets()
374 desc_addr = (u32)dma->desc_buf.addr; in atiixp_build_dma_packets()
377 desc = &((struct atiixp_dma_desc *)dma->desc_buf.area)[i]; in atiixp_build_dma_packets()
383 desc->next = cpu_to_le32((u32)dma->desc_buf.addr); in atiixp_build_dma_packets()
389 writel((u32)dma->desc_buf.addr | ATI_REG_LINKPTR_EN, in atiixp_build_dma_packets()
404 if (dma->desc_buf.area) { in atiixp_clear_dma_packets()
406 snd_dma_free_pages(&dma->desc_buf); in atiixp_clear_dma_packets()
407 dma->desc_buf.area = NULL; in atiixp_clear_dma_packets()
[all …]
/openbmc/linux/fs/smb/server/
H A Dtransport_rdma.c1365 char *desc_buf; in smb_direct_rdma_xmit() local
1377 desc_buf = buf; in smb_direct_rdma_xmit()
1392 credits_needed += calc_rw_credits(t, desc_buf, desc_buf_len); in smb_direct_rdma_xmit()
1393 desc_buf += desc_buf_len; in smb_direct_rdma_xmit()
1406 desc_buf = buf; in smb_direct_rdma_xmit()
1423 get_buf_page_count(desc_buf, desc_buf_len), in smb_direct_rdma_xmit()
1431 ret = get_sg_list(desc_buf, desc_buf_len, in smb_direct_rdma_xmit()
1441 get_buf_page_count(desc_buf, desc_buf_len), in smb_direct_rdma_xmit()
1454 desc_buf += desc_buf_len; in smb_direct_rdma_xmit()
/openbmc/qemu/subprojects/libvhost-user/
H A Dlibvhost-user.c2469 struct vring_desc desc_buf[VIRTQUEUE_MAX_SIZE]; in vu_queue_get_avail_bytes() local
2501 if (!virtqueue_read_indirect_desc(dev, desc_buf, in vu_queue_get_avail_bytes()
2504 desc = desc_buf; in vu_queue_get_avail_bytes()
2796 struct vring_desc desc_buf[VIRTQUEUE_MAX_SIZE]; in vu_queue_map_desc() local
2814 if (!virtqueue_read_indirect_desc(dev, desc_buf, in vu_queue_map_desc()
2817 desc = desc_buf; in vu_queue_map_desc()
3039 struct vring_desc desc_buf[VIRTQUEUE_MAX_SIZE]; in vu_log_queue_fill() local
3060 if (!virtqueue_read_indirect_desc(dev, desc_buf, in vu_log_queue_fill()
3063 desc = desc_buf; in vu_log_queue_fill()
/openbmc/qemu/subprojects/libvduse/
H A Dlibvduse.c656 struct vring_desc desc_buf[VIRTQUEUE_MAX_SIZE]; in vduse_queue_map_desc() local
675 if (!vduse_queue_read_indirect_desc(dev, desc_buf, in vduse_queue_map_desc()
678 desc = desc_buf; in vduse_queue_map_desc()
/openbmc/linux/arch/sparc/include/asm/
H A Dvio.h425 void *desc_buf; member
/openbmc/linux/drivers/net/ethernet/micrel/
H A Dksz884x.c858 union desc_buf { union
873 union desc_buf buf;
886 union desc_buf buf;
/openbmc/linux/drivers/net/ethernet/sun/
H A Dsunvnet_common.c523 struct vio_net_desc *desc = port->vio.desc_buf; in get_rx_desc()