| /linux-6.12.1/drivers/clk/imx/ |
| D | clk-pfdv2.c | 19 * struct clk_pfdv2 - IMX PFD clock
21 * @reg: PFD register address
43 static int clk_pfdv2_wait(struct clk_pfdv2 *pfd) in clk_pfdv2_wait() argument
47 return readl_poll_timeout(pfd->reg, val, val & (1 << pfd->vld_bit), in clk_pfdv2_wait()
53 struct clk_pfdv2 *pfd = to_clk_pfdv2(hw); in clk_pfdv2_enable() local
58 val = readl_relaxed(pfd->reg); in clk_pfdv2_enable()
59 val &= ~(1 << pfd->gate_bit); in clk_pfdv2_enable()
60 writel_relaxed(val, pfd->reg); in clk_pfdv2_enable()
63 return clk_pfdv2_wait(pfd); in clk_pfdv2_enable()
68 struct clk_pfdv2 *pfd = to_clk_pfdv2(hw); in clk_pfdv2_disable() local
[all …]
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| D | clk-pfd.c | 15 * struct clk_pfd - IMX PFD clock
17 * @reg: PFD register address
18 * @idx: the index of PFD encoded in the register
20 * PFD clock found on i.MX6 series. Each register for PFD has 4 clk_pfd
38 struct clk_pfd *pfd = to_clk_pfd(hw); in clk_pfd_enable() local
40 writel_relaxed(1 << ((pfd->idx + 1) * 8 - 1), pfd->reg + CLR); in clk_pfd_enable()
47 struct clk_pfd *pfd = to_clk_pfd(hw); in clk_pfd_disable() local
49 writel_relaxed(1 << ((pfd->idx + 1) * 8 - 1), pfd->reg + SET); in clk_pfd_disable()
55 struct clk_pfd *pfd = to_clk_pfd(hw); in clk_pfd_recalc_rate() local
57 u8 frac = (readl_relaxed(pfd->reg) >> (pfd->idx * 8)) & 0x3f; in clk_pfd_recalc_rate()
[all …]
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| /linux-6.12.1/tools/testing/selftests/bpf/prog_tests/ |
| D | find_vma.c | 28 int pfd; in open_pe() local
36 pfd = syscall(__NR_perf_event_open, &attr, 0, -1, -1, PERF_FLAG_FD_CLOEXEC); in open_pe()
38 return pfd >= 0 ? pfd : -errno; in open_pe()
53 int pfd, i; in test_find_vma_pe() local
56 pfd = open_pe(); in test_find_vma_pe()
57 if (pfd < 0) { in test_find_vma_pe()
58 if (pfd == -ENOENT || pfd == -EOPNOTSUPP) { in test_find_vma_pe()
63 if (!ASSERT_GE(pfd, 0, "perf_event_open")) in test_find_vma_pe()
67 link = bpf_program__attach_perf_event(skel->progs.handle_pe, pfd); in test_find_vma_pe()
77 close(pfd); in test_find_vma_pe()
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| D | perf_branches.c | 106 int pfd; in test_perf_branches_hw() local
116 pfd = syscall(__NR_perf_event_open, &attr, -1, 0, -1, PERF_FLAG_FD_CLOEXEC); in test_perf_branches_hw()
122 if (pfd < 0) { in test_perf_branches_hw()
129 if (CHECK(pfd < 0, "perf_event_open", "err %d errno %d\n", in test_perf_branches_hw()
130 pfd, errno)) in test_perf_branches_hw()
134 test_perf_branches_common(pfd, check_good_sample); in test_perf_branches_hw()
136 close(pfd); in test_perf_branches_hw()
147 int pfd; in test_perf_branches_no_hw() local
155 pfd = syscall(__NR_perf_event_open, &attr, -1, 0, -1, PERF_FLAG_FD_CLOEXEC); in test_perf_branches_no_hw()
156 if (CHECK(pfd < 0, "perf_event_open", "err %d\n", pfd)) in test_perf_branches_no_hw()
[all …]
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| D | perf_link.c | 31 int pfd = -1, link_fd = -1, err; in serial_test_perf_link() local
43 pfd = syscall(__NR_perf_event_open, &attr, -1, 0, -1, PERF_FLAG_FD_CLOEXEC); in serial_test_perf_link()
44 if (!ASSERT_GE(pfd, 0, "perf_fd")) in serial_test_perf_link()
51 link_fd = bpf_link_create(bpf_program__fd(skel->progs.handler), pfd, in serial_test_perf_link()
87 if (pfd >= 0) in serial_test_perf_link()
88 close(pfd); in serial_test_perf_link()
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| D | pe_preserve_elems.c | 12 int err, key = 0, pfd = -1, mfd = bpf_map__fd(map); in test_one_map() local
20 pfd = syscall(__NR_perf_event_open, &attr, 0 /* pid */, in test_one_map()
22 if (CHECK(pfd < 0, "perf_event_open", "failed\n")) in test_one_map()
25 err = bpf_map_update_elem(mfd, &key, &pfd, BPF_ANY); in test_one_map()
26 close(pfd); in test_one_map()
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| D | crypto_sanity.c | 91 int sockfd, err, pfd; in test_crypto_sanity() local
120 pfd = bpf_program__fd(skel->progs.skb_crypto_setup); in test_crypto_sanity()
121 if (!ASSERT_GT(pfd, 0, "skb_crypto_setup fd")) in test_crypto_sanity()
124 err = bpf_prog_test_run_opts(pfd, &opts); in test_crypto_sanity()
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| /linux-6.12.1/tools/testing/selftests/filesystems/epoll/ |
| D | epoll_wakeup_test.c | 63 struct pollfd pfd; in waiter_entry1ap() local
67 pfd.fd = ctx->efd[0]; in waiter_entry1ap()
68 pfd.events = POLLIN; in waiter_entry1ap()
69 if (poll(&pfd, 1, -1) > 0) { in waiter_entry1ap()
90 struct pollfd pfd; in waiter_entry1op() local
94 pfd.fd = ctx->efd[0]; in waiter_entry1op()
95 pfd.events = POLLIN; in waiter_entry1op()
96 if (poll(&pfd, 1, -1) > 0) { in waiter_entry1op()
117 struct pollfd pfd; in waiter_entry2ap() local
121 pfd.fd = ctx->efd[0]; in waiter_entry2ap()
[all …]
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| /linux-6.12.1/tools/testing/selftests/nsfs/ |
| D | owner.c | 28 int pfd[2], ns, uns, init_uns; in main() local
34 if (pipe(pfd)) in main()
44 close(pfd[0]); in main()
45 close(pfd[1]); in main()
50 close(pfd[1]); in main()
51 if (read(pfd[0], &c, 1) != 0) in main()
53 close(pfd[0]); in main()
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| /linux-6.12.1/tools/testing/selftests/bpf/benchs/ |
| D | bench_bpf_crypto.c | 12 int pfd; member
81 int err, pfd; in crypto_setup() local
119 pfd = bpf_program__fd(ctx.skel->progs.crypto_setup); in crypto_setup()
120 if (pfd < 0) { in crypto_setup()
126 err = bpf_prog_test_run_opts(pfd, &opts); in crypto_setup()
138 ctx.pfd = bpf_program__fd(ctx.skel->progs.crypto_encrypt); in crypto_encrypt_setup()
144 ctx.pfd = bpf_program__fd(ctx.skel->progs.crypto_decrypt); in crypto_decrypt_setup()
161 (void)bpf_prog_test_run_opts(ctx.pfd, &opts); in crypto_producer()
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| /linux-6.12.1/tools/testing/selftests/net/ |
| D | psock_tpacket.c | 222 struct pollfd pfd; in walk_v1_v2_rx() local
231 memset(&pfd, 0, sizeof(pfd)); in walk_v1_v2_rx()
232 pfd.fd = sock; in walk_v1_v2_rx()
233 pfd.events = POLLIN | POLLERR; in walk_v1_v2_rx()
234 pfd.revents = 0; in walk_v1_v2_rx()
265 poll(&pfd, 1, 1); in walk_v1_v2_rx()
371 struct pollfd pfd; in walk_tx() local
410 memset(&pfd, 0, sizeof(pfd)); in walk_tx()
411 pfd.fd = sock; in walk_tx()
412 pfd.events = POLLOUT | POLLERR; in walk_tx()
[all …]
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| D | udpgso_bench_rx.c | 94 struct pollfd pfd; in do_poll() local
97 pfd.events = POLLIN; in do_poll()
98 pfd.revents = 0; in do_poll()
99 pfd.fd = fd; in do_poll()
102 ret = poll(&pfd, 1, 10); in do_poll()
120 if (pfd.revents != POLLIN) in do_poll()
122 pfd.revents, POLLIN); in do_poll()
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| /linux-6.12.1/arch/mips/alchemy/devboards/ |
| D | platform.c | 155 struct physmap_flash_data *pfd; in db1x_register_norflash() local
173 pfd = kzalloc(sizeof(struct physmap_flash_data), GFP_KERNEL); in db1x_register_norflash()
174 if (!pfd) in db1x_register_norflash()
227 pfd->width = width; in db1x_register_norflash()
228 pfd->parts = parts; in db1x_register_norflash()
229 pfd->nr_parts = 5; in db1x_register_norflash()
231 pd->dev.platform_data = pfd; in db1x_register_norflash()
241 kfree(pfd); in db1x_register_norflash()
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| /linux-6.12.1/drivers/clk/ |
| D | clk-versaclock3.c | 243 const struct vc3_pfd_data *pfd = vc3->data; in vc3_pfd_recalc_rate() local
248 regmap_read(vc3->regmap, pfd->offs, &prediv); in vc3_pfd_recalc_rate()
249 if (pfd->num == VC3_PFD1) { in vc3_pfd_recalc_rate()
251 if (prediv & pfd->mdiv1_bitmsk) { in vc3_pfd_recalc_rate()
259 } else if (pfd->num == VC3_PFD2) { in vc3_pfd_recalc_rate()
261 if (prediv & pfd->mdiv1_bitmsk) { in vc3_pfd_recalc_rate()
272 if (prediv & pfd->mdiv1_bitmsk) in vc3_pfd_recalc_rate()
278 if (prediv & pfd->mdiv2_bitmsk) in vc3_pfd_recalc_rate()
290 const struct vc3_pfd_data *pfd = vc3->data; in vc3_pfd_round_rate() local
302 if (pfd->num == VC3_PFD1 || pfd->num == VC3_PFD3) { in vc3_pfd_round_rate()
[all …]
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| /linux-6.12.1/tools/gpio/ |
| D | gpio-watch.c | 27 struct pollfd pfd; in main() local
55 pfd.fd = fd; in main()
56 pfd.events = POLLIN | POLLPRI; in main()
59 ret = poll(&pfd, 1, 5000); in main()
65 rd = read(pfd.fd, &chg, sizeof(chg)); in main()
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| /linux-6.12.1/tools/testing/selftests/pidfd/ |
| D | pidfd_wait.c | 98 int pfd[2]; in TEST() local
104 ASSERT_EQ(pipe(pfd), 0); in TEST()
111 close(pfd[1]); in TEST()
113 ASSERT_EQ(read(pfd[0], buf, 1), 1); in TEST()
114 close(pfd[0]); in TEST()
119 close(pfd[0]); in TEST()
128 ASSERT_EQ(write(pfd[1], "C", 1), 1); in TEST()
129 close(pfd[1]); in TEST()
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| /linux-6.12.1/tools/testing/selftests/sched/ |
| D | cs_prctl_test.c | 68 int pfd[2]; member
157 close(ca->pfd[0]); in child_func_process()
161 ret = write(ca->pfd[1], &ca->thr_tids, sizeof(int) * ca->num_threads); in child_func_process()
163 printf("write failed on pfd[%d] - error (%s)\n", in child_func_process()
164 ca->pfd[1], strerror(errno)); in child_func_process()
166 close(ca->pfd[1]); in child_func_process()
183 if (pipe(proc[i].pfd) == -1) in create_processes()
189 close(proc[i].pfd[1]); in create_processes()
193 ret = read(proc[i].pfd[0], &proc[i].thr_tids, sizeof(int) * proc[i].num_threads); in create_processes()
195 printf("read failed on proc[%d].pfd[0] error (%s)\n", in create_processes()
[all …]
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| /linux-6.12.1/tools/testing/selftests/net/af_unix/ |
| D | scm_pidfd.c | 184 /* send(pfd, "x", sizeof(char), 0) */ in cmsg_check()
376 int pfd; in TEST_F() local
406 pfd = accept(self->server, NULL, NULL); in TEST_F()
407 ASSERT_NE(-1, pfd); in TEST_F()
409 pfd = self->server; in TEST_F()
417 …err = sendto(pfd, "x", sizeof(char), 0, (struct sockaddr *)&self->client_addr->listen_addr, self->… in TEST_F()
420 err = send(pfd, "x", sizeof(char), 0); in TEST_F()
424 close(pfd); in TEST_F()
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| /linux-6.12.1/samples/timers/ |
| D | hpet_example.c | 135 struct pollfd pfd; in hpet_poll() local
178 pfd.fd = fd; in hpet_poll()
179 pfd.events = POLLIN; in hpet_poll()
182 pfd.revents = 0; in hpet_poll()
184 if (poll(&pfd, 1, -1) < 0) in hpet_poll()
197 pfd.revents); in hpet_poll()
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| /linux-6.12.1/samples/connector/ |
| D | ucon.c | 107 struct pollfd pfd; in main() local
188 pfd.fd = s; in main()
191 pfd.events = POLLIN; in main()
192 pfd.revents = 0; in main()
193 switch (poll(&pfd, 1, -1)) { in main()
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| /linux-6.12.1/Documentation/networking/ |
| D | packet_mmap.rst | 491 struct pollfd pfd;
493 pfd.fd = fd;
494 pfd.revents = 0;
495 pfd.events = POLLIN|POLLRDNORM|POLLERR;
498 retval = poll(&pfd, 1, timeout);
535 struct pollfd pfd;
536 pfd.fd = fd;
537 pfd.revents = 0;
538 pfd.events = POLLOUT;
539 retval = poll(&pfd, 1, timeout);
[all …]
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| D | msg_zerocopy.rst | 128 pfd.fd = fd;
129 pfd.events = 0;
130 if (poll(&pfd, 1, -1) != 1 || pfd.revents & POLLERR == 0)
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| /linux-6.12.1/tools/hv/ |
| D | hv_vss_daemon.c | 213 struct pollfd pfd; in main() local
278 pfd.fd = vss_fd; in main()
281 pfd.events = POLLIN; in main()
282 pfd.revents = 0; in main()
284 if (poll(&pfd, 1, -1) < 0) { in main()
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| /linux-6.12.1/drivers/pinctrl/mediatek/ |
| D | pinctrl-mtk-common-v2.c | 74 int field, struct mtk_pin_field *pfd) in mtk_hw_pin_field_lookup() argument
128 /* Fill pfd from bits. For example 32-bit register applied is assumed in mtk_hw_pin_field_lookup()
131 pfd->index = c->i_base; in mtk_hw_pin_field_lookup()
132 pfd->offset = c->s_addr + c->x_addrs * (bits / c->sz_reg); in mtk_hw_pin_field_lookup()
133 pfd->bitpos = bits % c->sz_reg; in mtk_hw_pin_field_lookup()
134 pfd->mask = (1 << c->x_bits) - 1; in mtk_hw_pin_field_lookup()
136 /* pfd->next is used for indicating that bit wrapping-around happens in mtk_hw_pin_field_lookup()
140 pfd->next = pfd->bitpos + c->x_bits > c->sz_reg ? c->x_addrs : 0; in mtk_hw_pin_field_lookup()
147 int field, struct mtk_pin_field *pfd) in mtk_hw_pin_field_get() argument
154 return mtk_hw_pin_field_lookup(hw, desc, field, pfd); in mtk_hw_pin_field_get()
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| /linux-6.12.1/tools/testing/selftests/bpf/ |
| D | test_lirc_mode2_user.c | 114 struct pollfd pfd = { .fd = inputfd, .events = POLLIN }; in main() local
118 poll(&pfd, 1, 100); in main()
141 poll(&pfd, 1, 100); in main()
|