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Searched refs:rptr (Results 1 – 25 of 79) sorted by relevance

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/linux/drivers/media/platform/amphion/
H A Dvpu_rpc.c40 ptr2 = desc->rptr; in vpu_rpc_check_buffer_space()
42 ptr1 = desc->rptr; in vpu_rpc_check_buffer_space()
112 msgword = *(u32 *)(shared->msg_mem_vir + desc->rptr - desc->start); in vpu_rpc_check_msg()
126 u32 rptr; in vpu_rpc_receive_msg_buf() local
133 data = (u32 *)(shared->msg_mem_vir + desc->rptr - desc->start); in vpu_rpc_receive_msg_buf()
134 rptr = desc->rptr; in vpu_rpc_receive_msg_buf()
137 rptr += 4; in vpu_rpc_receive_msg_buf()
138 if (rptr >= desc->end) { in vpu_rpc_receive_msg_buf()
139 rptr = desc->start; in vpu_rpc_receive_msg_buf()
153 rptr += 4; in vpu_rpc_receive_msg_buf()
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/linux/sound/pci/riptide/
H A Driptide.c799 union cmdret rptr = CMDRET_ZERO; in writearm() local
803 SEND_RMEM(cif, 0x02, addr, &rptr); in writearm()
804 rptr.retlongs[0] &= (~mask); in writearm()
808 SEND_WMEM(cif, 0x02, (rptr.retlongs[0] | data)); in writearm()
809 SEND_RMEM(cif, 0x02, addr, &rptr); in writearm()
810 if ((rptr.retlongs[0] & data) == data) { in writearm()
814 rptr.retlongs[0] &= ~mask; in writearm()
925 union cmdret rptr = CMDRET_ZERO; in setmixer() local
931 SEND_RDGV(cif, num, num, &rptr); in setmixer()
932 if (rptr.retwords[0] == lval && rptr.retwords[1] == rval) in setmixer()
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/linux/drivers/gpu/drm/radeon/
H A Dradeon_ring.c85 uint32_t rptr = radeon_ring_get_rptr(rdev, ring); in radeon_ring_free_size() local
88 ring->ring_free_dw = rptr + (ring->ring_size / 4); in radeon_ring_free_size()
256 uint32_t rptr = radeon_ring_get_rptr(rdev, ring); in radeon_ring_test_lockup() local
260 if (rptr != atomic_read(&ring->last_rptr)) { in radeon_ring_test_lockup()
472 uint32_t rptr, wptr, rptr_next; in radeon_debugfs_ring_info_show() local
482 rptr = radeon_ring_get_rptr(rdev, ring); in radeon_debugfs_ring_info_show()
484 rptr, rptr); in radeon_debugfs_ring_info_show()
508 i = (rptr + ring->ptr_mask + 1 - 32) & ring->ptr_mask; in radeon_debugfs_ring_info_show()
511 if (rptr == i) in radeon_debugfs_ring_info_show()
H A Dni_dma.c55 u32 rptr, reg; in cayman_dma_get_rptr() local
58 rptr = rdev->wb.wb[ring->rptr_offs/4]; in cayman_dma_get_rptr()
65 rptr = RREG32(reg); in cayman_dma_get_rptr()
68 return (rptr & 0x3fffc) >> 2; in cayman_dma_get_rptr()
H A Dr600_dma.c53 u32 rptr; in r600_dma_get_rptr() local
56 rptr = rdev->wb.wb[ring->rptr_offs/4]; in r600_dma_get_rptr()
58 rptr = RREG32(DMA_RB_RPTR); in r600_dma_get_rptr()
60 return (rptr & 0x3fffc) >> 2; in r600_dma_get_rptr()
/linux/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/
H A Drpc.c144 u32 size, rptr = *gsp->msgq.rptr; in r535_gsp_msgq_wait() local
155 used = wptr + gsp->msgq.cnt - rptr; in r535_gsp_msgq_wait()
173 u32 rptr = *gsp->msgq.rptr; in r535_gsp_msgq_get_entry() local
177 rptr * GSP_PAGE_SIZE); in r535_gsp_msgq_get_entry()
237 u32 rptr = *gsp->msgq.rptr; in r535_gsp_msgq_recv_one_elem() local
263 len = ((gsp->msgq.cnt - rptr) * GSP_PAGE_SIZE) - sizeof(*mqe); in r535_gsp_msgq_recv_one_elem()
279 rptr = (rptr + DIV_ROUND_UP(size, GSP_PAGE_SIZE)) % gsp->msgq.cnt; in r535_gsp_msgq_recv_one_elem()
282 (*gsp->msgq.rptr) = rptr; in r535_gsp_msgq_recv_one_elem()
380 free = *gsp->cmdq.rptr + gsp->cmdq.cnt - wptr - 1; in r535_gsp_cmdq_push()
512 if (*gsp->msgq.rptr != *gsp->msgq.wptr) in r535_gsp_msg_recv()
/linux/drivers/gpu/drm/amd/amdgpu/
H A Dtonga_ih.c88 adev->irq.ih.rptr = 0; in tonga_ih_disable_interrupts()
222 wptr, ih->rptr, (wptr + 16) & ih->ptr_mask); in tonga_ih_get_wptr()
223 ih->rptr = (wptr + 16) & ih->ptr_mask; in tonga_ih_get_wptr()
253 u32 ring_index = ih->rptr >> 2; in tonga_ih_decode_iv()
269 ih->rptr += 16; in tonga_ih_decode_iv()
285 *ih->rptr_cpu = ih->rptr; in tonga_ih_set_rptr()
286 WDOORBELL32(ih->doorbell_index, ih->rptr); in tonga_ih_set_rptr()
288 WREG32(mmIH_RB_RPTR, ih->rptr); in tonga_ih_set_rptr()
H A Dsi_ih.c60 adev->irq.ih.rptr = 0; in si_ih_disable_interrupts()
124 wptr, ih->rptr, (wptr + 16) & ih->ptr_mask); in si_ih_get_wptr()
125 ih->rptr = (wptr + 16) & ih->ptr_mask; in si_ih_get_wptr()
145 u32 ring_index = ih->rptr >> 2; in si_ih_decode_iv()
159 ih->rptr += 16; in si_ih_decode_iv()
165 WREG32(IH_RB_RPTR, ih->rptr); in si_ih_set_rptr()
H A Dcik_ih.c92 adev->irq.ih.rptr = 0; in cik_ih_disable_interrupts()
208 wptr, ih->rptr, (wptr + 16) & ih->ptr_mask); in cik_ih_get_wptr()
209 ih->rptr = (wptr + 16) & ih->ptr_mask; in cik_ih_get_wptr()
261 u32 ring_index = ih->rptr >> 2; in cik_ih_decode_iv()
277 ih->rptr += 16; in cik_ih_decode_iv()
291 WREG32(mmIH_RB_RPTR, ih->rptr); in cik_ih_set_rptr()
H A Diceland_ih.c92 adev->irq.ih.rptr = 0; in iceland_ih_disable_interrupts()
218 wptr, ih->rptr, (wptr + 16) & ih->ptr_mask); in iceland_ih_get_wptr()
219 ih->rptr = (wptr + 16) & ih->ptr_mask; in iceland_ih_get_wptr()
249 u32 ring_index = ih->rptr >> 2; in iceland_ih_decode_iv()
265 ih->rptr += 16; in iceland_ih_decode_iv()
279 WREG32(mmIH_RB_RPTR, ih->rptr); in iceland_ih_set_rptr()
H A Dcz_ih.c92 adev->irq.ih.rptr = 0; in cz_ih_disable_interrupts()
219 wptr, ih->rptr, (wptr + 16) & ih->ptr_mask); in cz_ih_get_wptr()
220 ih->rptr = (wptr + 16) & ih->ptr_mask; in cz_ih_get_wptr()
250 u32 ring_index = ih->rptr >> 2; in cz_ih_decode_iv()
266 ih->rptr += 16; in cz_ih_decode_iv()
280 WREG32(mmIH_RB_RPTR, ih->rptr); in cz_ih_set_rptr()
H A Damdgpu_userq_fence.c157 u64 rptr; in amdgpu_userq_fence_driver_process() local
164 rptr = amdgpu_userq_fence_read(fence_drv); in amdgpu_userq_fence_driver_process()
169 if (rptr < fence->seqno) in amdgpu_userq_fence_driver_process()
317 u64 rptr, wptr; in amdgpu_userq_fence_signaled() local
319 rptr = amdgpu_userq_fence_read(fence_drv); in amdgpu_userq_fence_signaled()
322 if (rptr >= wptr) in amdgpu_userq_fence_signaled()
/linux/drivers/net/ethernet/tehuti/
H A Dtn40.c53 f->rptr = 0; in tn40_fifo_alloc()
297 size = f->m.wptr - f->m.rptr; in tn40_rx_receive()
302 rxdd = (struct tn40_rxd_desc *)(f->m.va + f->m.rptr); in tn40_rx_receive()
348 f->m.rptr += tmp_len; in tn40_rx_receive()
349 tmp_len = f->m.rptr - f->m.memsz; in tn40_rx_receive()
351 f->m.rptr = tmp_len; in tn40_rx_receive()
358 f->m.rptr, tmp_len); in tn40_rx_receive()
412 tn40_write_reg(priv, f->m.reg_rptr, f->m.rptr & TN40_TXF_WPTR_WR_PTR); in tn40_rx_receive()
468 tn40_do_tx_db_ptr_next(db, &db->rptr); in tn40_tx_db_inc_rptr()
491 d->rptr = d->start; in tn40_tx_db_init()
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H A Dtehuti.c170 f->rptr = 0; in bdx_fifo_init()
1210 size = f->m.wptr - f->m.rptr; in bdx_rx_receive()
1216 rxdd = (struct rxd_desc *)(f->m.va + f->m.rptr); in bdx_rx_receive()
1231 f->m.rptr += tmp_len; in bdx_rx_receive()
1233 tmp_len = f->m.rptr - f->m.memsz; in bdx_rx_receive()
1235 f->m.rptr = tmp_len; in bdx_rx_receive()
1238 f->m.rptr, tmp_len); in bdx_rx_receive()
1291 WRITE_REG(priv, f->m.reg_RPTR, f->m.rptr & TXF_WPTR_WR_PTR); in bdx_rx_receive()
1370 BDX_ASSERT(*pptr != db->rptr && /* expect either read */ in __bdx_tx_db_ptr_next()
1387 BDX_ASSERT(db->rptr == db->wptr); /* can't read from empty db */ in bdx_tx_db_inc_rptr()
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/linux/drivers/crypto/ccp/
H A Dtee-dev.c247 u32 rptr; in tee_submit_cmd() local
259 rptr = ioread32(tee->io_regs + tee->vdata->ring_rptr_reg); in tee_submit_cmd()
264 if (!(tee->rb_mgr.wptr + sizeof(struct tee_ring_cmd) == rptr || in tee_submit_cmd()
269 rptr, tee->rb_mgr.wptr); in tee_submit_cmd()
279 (tee->rb_mgr.wptr + sizeof(struct tee_ring_cmd) == rptr || in tee_submit_cmd()
282 rptr, tee->rb_mgr.wptr, cmd->flag); in tee_submit_cmd()
/linux/drivers/video/fbdev/
H A Dmaxinefb.c77 unsigned char *rptr; in maxinefb_ims332_read_register() local
80 rptr = regs + 0x80000 + (regno << 4); in maxinefb_ims332_read_register()
81 j = *((volatile unsigned short *) rptr); in maxinefb_ims332_read_register()
/linux/drivers/net/ppp/
H A Dppp_deflate.c46 static int z_compress(void *state, unsigned char *rptr,
184 static int z_compress(void *arg, unsigned char *rptr, unsigned char *obuf, in z_compress() argument
194 proto = PPP_PROTOCOL(rptr); in z_compress()
208 wptr[0] = PPP_ADDRESS(rptr); in z_compress()
209 wptr[1] = PPP_CONTROL(rptr); in z_compress()
220 rptr += off; in z_compress()
221 state->strm.next_in = rptr; in z_compress()
H A Dbsd_comp.c184 static int bsd_compress (void *state, unsigned char *rptr,
562 static int bsd_compress (void *state, unsigned char *rptr, unsigned char *obuf, in bsd_compress() argument
614 ent = PPP_PROTOCOL(rptr); in bsd_compress()
640 *wptr++ = PPP_ADDRESS(rptr); in bsd_compress()
641 *wptr++ = PPP_CONTROL(rptr); in bsd_compress()
649 rptr += PPP_HDRLEN; in bsd_compress()
655 c = *rptr++; in bsd_compress()
/linux/drivers/gpu/drm/amd/display/dmub/inc/
H A Ddmub_cmd.h7202 uint32_t rptr; /**< Read pointer for consumer in bytes */ member
7219 return (rb->wrpt == rb->rptr); in dmub_rb_empty()
7232 if (rb->wrpt >= rb->rptr) in dmub_rb_num_outstanding()
7233 data_count = rb->wrpt - rb->rptr; in dmub_rb_num_outstanding()
7235 data_count = rb->capacity - (rb->rptr - rb->wrpt); in dmub_rb_num_outstanding()
7250 if (rb->wrpt >= rb->rptr) in dmub_rb_num_free()
7251 data_count = rb->wrpt - rb->rptr; in dmub_rb_num_free()
7253 data_count = rb->capacity - (rb->rptr - rb->wrpt); in dmub_rb_num_free()
7272 if (rb->wrpt >= rb->rptr) in dmub_rb_full()
7273 data_count = rb->wrpt - rb->rptr; in dmub_rb_full()
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/linux/drivers/gpu/drm/qxl/
H A Dqxl_object.c210 void *rptr; in qxl_bo_kmap_atomic_page() local
226 rptr = bo->kptr + (page_offset * PAGE_SIZE); in qxl_bo_kmap_atomic_page()
227 return rptr; in qxl_bo_kmap_atomic_page()
233 rptr = bo_map.vaddr; /* TODO: Use mapping abstraction properly */ in qxl_bo_kmap_atomic_page()
235 rptr += page_offset * PAGE_SIZE; in qxl_bo_kmap_atomic_page()
236 return rptr; in qxl_bo_kmap_atomic_page()
/linux/drivers/i2c/busses/
H A Di2c-cpm.c305 int rptr; in cpm_i2c_xfer() local
317 rptr = 0; in cpm_i2c_xfer()
329 dev_dbg(&adap->dev, "R: %d T: %d\n", rptr, tptr); in cpm_i2c_xfer()
331 cpm_i2c_parse_message(adap, pmsg, num, tptr, rptr); in cpm_i2c_xfer()
333 rptr++; in cpm_i2c_xfer()
346 rptr = 0; in cpm_i2c_xfer()
355 !(in_be16(&rbdf[rptr].cbd_sc) & BD_SC_EMPTY), in cpm_i2c_xfer()
368 ret = cpm_i2c_check_message(adap, pmsg, tptr, rptr); in cpm_i2c_xfer()
371 rptr++; in cpm_i2c_xfer()
/linux/drivers/gpu/drm/amd/amdkfd/
H A Dkfd_kernel_queue.c206 uint32_t wptr, rptr; in kq_acquire_packet_buffer() local
215 rptr = *kq->rptr_kernel; in kq_acquire_packet_buffer()
221 pr_debug("rptr: %d\n", rptr); in kq_acquire_packet_buffer()
225 available_size = (rptr + queue_size_dwords - 1 - wptr) % in kq_acquire_packet_buffer()
240 if (packet_size_in_dwords >= rptr) in kq_acquire_packet_buffer()
/linux/drivers/net/ethernet/cavium/liquidio/
H A Docteon_iq.h195 u64 rptr; member
226 u64 rptr; member
253 u64 rptr; member
H A Docteon_nic.c74 sc->cmd.cmd3.rptr = sc->dmarptr; in octeon_alloc_soft_command_resp()
76 sc->cmd.cmd2.rptr = sc->dmarptr; in octeon_alloc_soft_command_resp()
/linux/drivers/tty/
H A Dmoxa.c508 u16 rptr, wptr, mask, len; in moxa_low_water_check() local
511 rptr = readw(ofsAddr + RXrptr); in moxa_low_water_check()
514 len = (wptr - rptr) & mask; in moxa_low_water_check()
2032 u16 rptr, wptr, mask; in MoxaPortTxQueue() local
2034 rptr = readw(ofsAddr + TXrptr); in MoxaPortTxQueue()
2037 return (wptr - rptr) & mask; in MoxaPortTxQueue()
2043 u16 rptr, wptr, mask; in MoxaPortTxFree() local
2045 rptr = readw(ofsAddr + TXrptr); in MoxaPortTxFree()
2048 return mask - ((wptr - rptr) & mask); in MoxaPortTxFree()
2054 u16 rptr, wptr, mask; in MoxaPortRxQueue() local
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