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/linux-6.14.4/drivers/tty/serial/
Domap-serial.c172 static void serial_omap_mdr1_errataset(struct uart_omap_port *up, u8 mdr1);
174 static inline unsigned int serial_in(struct uart_omap_port *up, int offset) in serial_in() argument
176 offset <<= up->port.regshift; in serial_in()
177 return readw(up->port.membase + offset); in serial_in()
180 static inline void serial_out(struct uart_omap_port *up, int offset, int value) in serial_out() argument
182 offset <<= up->port.regshift; in serial_out()
183 writew(value, up->port.membase + offset); in serial_out()
186 static inline void serial_omap_clear_fifos(struct uart_omap_port *up) in serial_omap_clear_fifos() argument
188 serial_out(up, UART_FCR, UART_FCR_ENABLE_FIFO); in serial_omap_clear_fifos()
189 serial_out(up, UART_FCR, UART_FCR_ENABLE_FIFO | in serial_omap_clear_fifos()
[all …]
Dsunsu.c104 static unsigned int serial_in(struct uart_sunsu_port *up, int offset) in serial_in() argument
106 offset <<= up->port.regshift; in serial_in()
108 switch (up->port.iotype) { in serial_in()
110 outb(up->port.hub6 - 1 + offset, up->port.iobase); in serial_in()
111 return inb(up->port.iobase + 1); in serial_in()
114 return readb(up->port.membase + offset); in serial_in()
117 return inb(up->port.iobase + offset); in serial_in()
121 static void serial_out(struct uart_sunsu_port *up, int offset, int value) in serial_out() argument
136 offset <<= up->port.regshift; in serial_out()
138 switch (up->port.iotype) { in serial_out()
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Dsunsab.c92 static __inline__ void sunsab_tec_wait(struct uart_sunsab_port *up) in sunsab_tec_wait() argument
94 int timeout = up->tec_timeout; in sunsab_tec_wait()
96 while ((readb(&up->regs->r.star) & SAB82532_STAR_TEC) && --timeout) in sunsab_tec_wait()
100 static __inline__ void sunsab_cec_wait(struct uart_sunsab_port *up) in sunsab_cec_wait() argument
102 int timeout = up->cec_timeout; in sunsab_cec_wait()
104 while ((readb(&up->regs->r.star) & SAB82532_STAR_CEC) && --timeout) in sunsab_cec_wait()
109 receive_chars(struct uart_sunsab_port *up, in receive_chars() argument
119 if (up->port.state != NULL) /* Unopened serial console */ in receive_chars()
120 port = &up->port.state->port; in receive_chars()
129 count = readb(&up->regs->r.rbcl) & (SAB82532_RECV_FIFO_SIZE - 1); in receive_chars()
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Dserial_txx9.c159 static inline unsigned int sio_in(struct uart_port *up, int offset) in sio_in() argument
161 switch (up->iotype) { in sio_in()
163 return __raw_readl(up->membase + offset); in sio_in()
165 return inl(up->iobase + offset); in sio_in()
170 sio_out(struct uart_port *up, int offset, int value) in sio_out() argument
172 switch (up->iotype) { in sio_out()
174 __raw_writel(value, up->membase + offset); in sio_out()
177 outl(value, up->iobase + offset); in sio_out()
183 sio_mask(struct uart_port *up, int offset, unsigned int value) in sio_mask() argument
185 sio_out(up, offset, sio_in(up, offset) & ~value); in sio_mask()
[all …]
Dpxa.c52 static inline unsigned int serial_in(struct uart_pxa_port *up, int offset) in serial_in() argument
55 return readl(up->port.membase + offset); in serial_in()
58 static inline void serial_out(struct uart_pxa_port *up, int offset, int value) in serial_out() argument
61 writel(value, up->port.membase + offset); in serial_out()
66 struct uart_pxa_port *up = (struct uart_pxa_port *)port; in serial_pxa_enable_ms() local
68 up->ier |= UART_IER_MSI; in serial_pxa_enable_ms()
69 serial_out(up, UART_IER, up->ier); in serial_pxa_enable_ms()
74 struct uart_pxa_port *up = (struct uart_pxa_port *)port; in serial_pxa_stop_tx() local
76 if (up->ier & UART_IER_THRI) { in serial_pxa_stop_tx()
77 up->ier &= ~UART_IER_THRI; in serial_pxa_stop_tx()
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Dar933x_uart.c57 static inline unsigned int ar933x_uart_read(struct ar933x_uart_port *up, in ar933x_uart_read() argument
60 return readl(up->port.membase + offset); in ar933x_uart_read()
63 static inline void ar933x_uart_write(struct ar933x_uart_port *up, in ar933x_uart_write() argument
66 writel(value, up->port.membase + offset); in ar933x_uart_write()
69 static inline void ar933x_uart_rmw(struct ar933x_uart_port *up, in ar933x_uart_rmw() argument
76 t = ar933x_uart_read(up, offset); in ar933x_uart_rmw()
79 ar933x_uart_write(up, offset, t); in ar933x_uart_rmw()
82 static inline void ar933x_uart_rmw_set(struct ar933x_uart_port *up, in ar933x_uart_rmw_set() argument
86 ar933x_uart_rmw(up, offset, 0, val); in ar933x_uart_rmw_set()
89 static inline void ar933x_uart_rmw_clear(struct ar933x_uart_port *up, in ar933x_uart_rmw_clear() argument
[all …]
Dsunzilog.c268 static void sunzilog_maybe_update_regs(struct uart_sunzilog_port *up, in sunzilog_maybe_update_regs() argument
271 if (!ZS_REGS_HELD(up)) { in sunzilog_maybe_update_regs()
272 if (ZS_TX_ACTIVE(up)) { in sunzilog_maybe_update_regs()
273 up->flags |= SUNZILOG_FLAG_REGS_HELD; in sunzilog_maybe_update_regs()
275 __load_zsregs(channel, up->curregs); in sunzilog_maybe_update_regs()
280 static void sunzilog_change_mouse_baud(struct uart_sunzilog_port *up) in sunzilog_change_mouse_baud() argument
282 unsigned int cur_cflag = up->cflag; in sunzilog_change_mouse_baud()
285 up->cflag &= ~CBAUD; in sunzilog_change_mouse_baud()
286 up->cflag |= suncore_mouse_baud_cflag_next(cur_cflag, &new_baud); in sunzilog_change_mouse_baud()
289 up->curregs[R12] = (brg & 0xff); in sunzilog_change_mouse_baud()
[all …]
Dip22zilog.c233 static void ip22zilog_maybe_update_regs(struct uart_ip22zilog_port *up, in ip22zilog_maybe_update_regs() argument
236 if (!ZS_REGS_HELD(up)) { in ip22zilog_maybe_update_regs()
237 if (ZS_TX_ACTIVE(up)) { in ip22zilog_maybe_update_regs()
238 up->flags |= IP22ZILOG_FLAG_REGS_HELD; in ip22zilog_maybe_update_regs()
240 __load_zsregs(channel, up->curregs); in ip22zilog_maybe_update_regs()
248 static bool ip22zilog_receive_chars(struct uart_ip22zilog_port *up, in ip22zilog_receive_chars() argument
253 bool push = up->port.state != NULL; in ip22zilog_receive_chars()
271 ch &= up->parity_mask; in ip22zilog_receive_chars()
275 r1 |= up->tty_break; in ip22zilog_receive_chars()
279 up->port.icount.rx++; in ip22zilog_receive_chars()
[all …]
Dma35d1_serial.c189 struct uart_ma35d1_port *up = to_ma35d1_uart_port(port); in ma35d1serial_stop_tx() local
191 __stop_tx(up); in ma35d1serial_stop_tx()
194 static void transmit_chars(struct uart_ma35d1_port *up) in transmit_chars() argument
199 if (uart_tx_stopped(&up->port)) { in transmit_chars()
200 ma35d1serial_stop_tx(&up->port); in transmit_chars()
204 serial_in(up, MA35_FSR_REG)); in transmit_chars()
205 uart_port_tx_limited(&up->port, ch, count, in transmit_chars()
206 !(serial_in(up, MA35_FSR_REG) & MA35_FSR_TX_FULL), in transmit_chars()
207 serial_out(up, MA35_THR_REG, ch), in transmit_chars()
213 struct uart_ma35d1_port *up = to_ma35d1_uart_port(port); in ma35d1serial_start_tx() local
[all …]
Drp2.c232 static void rp2_rmw(struct rp2_uart_port *up, int reg, in rp2_rmw() argument
235 u32 tmp = readl(up->base + reg); in rp2_rmw()
238 writel(tmp, up->base + reg); in rp2_rmw()
241 static void rp2_rmw_clr(struct rp2_uart_port *up, int reg, u32 val) in rp2_rmw_clr() argument
243 rp2_rmw(up, reg, val, 0); in rp2_rmw_clr()
246 static void rp2_rmw_set(struct rp2_uart_port *up, int reg, u32 val) in rp2_rmw_set() argument
248 rp2_rmw(up, reg, 0, val); in rp2_rmw_set()
251 static void rp2_mask_ch_irq(struct rp2_uart_port *up, int ch_num, in rp2_mask_ch_irq() argument
256 spin_lock_irqsave(&up->card->card_lock, flags); in rp2_mask_ch_irq()
258 irq_mask = readl(up->asic_base + RP2_CH_IRQ_MASK); in rp2_mask_ch_irq()
[all …]
/linux-6.14.4/drivers/tty/serial/8250/
D8250_port.c325 static u32 default_serial_dl_read(struct uart_8250_port *up) in default_serial_dl_read() argument
328 unsigned char dll = serial_in(up, UART_DLL); in default_serial_dl_read()
329 unsigned char dlm = serial_in(up, UART_DLM); in default_serial_dl_read()
335 static void default_serial_dl_write(struct uart_8250_port *up, u32 value) in default_serial_dl_write() argument
337 serial_out(up, UART_DLL, value & 0xff); in default_serial_dl_write()
338 serial_out(up, UART_DLM, value >> 8 & 0xff); in default_serial_dl_write()
431 struct uart_8250_port *up = up_to_u8250p(p); in set_io_from_upio() local
433 up->dl_read = default_serial_dl_read; in set_io_from_upio()
434 up->dl_write = default_serial_dl_write; in set_io_from_upio()
476 up->cur_iotype = p->iotype; in set_io_from_upio()
[all …]
D8250_core.c80 struct uart_8250_port *up; in serial8250_interrupt() local
83 up = list_entry(l, struct uart_8250_port, list); in serial8250_interrupt()
84 port = &up->port; in serial8250_interrupt()
112 static void serial_do_unlink(struct irq_info *i, struct uart_8250_port *up) in serial_do_unlink() argument
117 if (i->head == &up->list) in serial_do_unlink()
119 list_del(&up->list); in serial_do_unlink()
121 BUG_ON(i->head != &up->list); in serial_do_unlink()
132 static int serial_link_irq_chain(struct uart_8250_port *up) in serial_link_irq_chain() argument
140 h = &irq_lists[up->port.irq % NR_IRQ_HASH]; in serial_link_irq_chain()
143 if (i->irq == up->port.irq) in serial_link_irq_chain()
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D8250_omap.c178 struct uart_8250_port *up = up_to_u8250p(port); in __omap8250_set_mctrl() local
179 struct omap8250_priv *priv = up->port.private_data; in __omap8250_set_mctrl()
184 if (!mctrl_gpio_to_gpiod(up->gpios, UART_GPIO_RTS)) { in __omap8250_set_mctrl()
189 lcr = serial_in(up, UART_LCR); in __omap8250_set_mctrl()
190 serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B); in __omap8250_set_mctrl()
195 serial_out(up, UART_EFR, priv->efr); in __omap8250_set_mctrl()
196 serial_out(up, UART_LCR, lcr); in __omap8250_set_mctrl()
223 static void omap_8250_mdr1_errataset(struct uart_8250_port *up, in omap_8250_mdr1_errataset() argument
226 serial_out(up, UART_OMAP_MDR1, priv->mdr1); in omap_8250_mdr1_errataset()
228 serial_out(up, UART_FCR, up->fcr | UART_FCR_CLEAR_XMIT | in omap_8250_mdr1_errataset()
[all …]
D8250.h135 static inline int serial_in(struct uart_8250_port *up, int offset) in serial_in() argument
137 return up->port.serial_in(&up->port, offset); in serial_in()
140 static inline void serial_out(struct uart_8250_port *up, int offset, int value) in serial_out() argument
142 up->port.serial_out(&up->port, offset, value); in serial_out()
155 static inline u16 serial_lsr_in(struct uart_8250_port *up) in serial_lsr_in() argument
157 u16 lsr = up->lsr_saved_flags; in serial_lsr_in()
159 lsr |= serial_in(up, UART_LSR); in serial_lsr_in()
160 up->lsr_saved_flags = lsr & up->lsr_save_mask; in serial_lsr_in()
168 static void serial_icr_write(struct uart_8250_port *up, int offset, int value) in serial_icr_write() argument
170 serial_out(up, UART_SCR, offset); in serial_icr_write()
[all …]
D8250_mtk.c89 static void mtk8250_rx_dma(struct uart_8250_port *up);
93 struct uart_8250_port *up = param; in mtk8250_dma_rx_complete() local
94 struct uart_8250_dma *dma = up->dma; in mtk8250_dma_rx_complete()
95 struct mtk8250_data *data = up->port.private_data; in mtk8250_dma_rx_complete()
96 struct tty_port *tty_port = &up->port.state->port; in mtk8250_dma_rx_complete()
105 uart_port_lock_irqsave(&up->port, &flags); in mtk8250_dma_rx_complete()
125 up->port.icount.rx += copied; in mtk8250_dma_rx_complete()
129 mtk8250_rx_dma(up); in mtk8250_dma_rx_complete()
131 uart_port_unlock_irqrestore(&up->port, flags); in mtk8250_dma_rx_complete()
134 static void mtk8250_rx_dma(struct uart_8250_port *up) in mtk8250_rx_dma() argument
[all …]
D8250_bcm2835aux.c49 static void bcm2835aux_rs485_start_tx(struct uart_8250_port *up, bool toggle_ier) in bcm2835aux_rs485_start_tx() argument
51 if (!(up->port.rs485.flags & SER_RS485_RX_DURING_TX)) { in bcm2835aux_rs485_start_tx()
52 struct bcm2835aux_data *data = dev_get_drvdata(up->port.dev); in bcm2835aux_rs485_start_tx()
55 serial_out(up, BCM2835_AUX_UART_CNTL, data->cntl); in bcm2835aux_rs485_start_tx()
62 if (up->port.rs485.flags & SER_RS485_RTS_ON_SEND) in bcm2835aux_rs485_start_tx()
63 serial8250_out_MCR(up, 0); in bcm2835aux_rs485_start_tx()
65 serial8250_out_MCR(up, UART_MCR_RTS); in bcm2835aux_rs485_start_tx()
68 static void bcm2835aux_rs485_stop_tx(struct uart_8250_port *up, bool toggle_ier) in bcm2835aux_rs485_stop_tx() argument
70 if (up->port.rs485.flags & SER_RS485_RTS_AFTER_SEND) in bcm2835aux_rs485_stop_tx()
71 serial8250_out_MCR(up, 0); in bcm2835aux_rs485_stop_tx()
[all …]
D8250_rsa.c17 static int rsa8250_request_resource(struct uart_8250_port *up) in rsa8250_request_resource() argument
19 unsigned long start = UART_RSA_BASE << up->port.regshift; in rsa8250_request_resource()
20 unsigned int size = 8 << up->port.regshift; in rsa8250_request_resource()
21 struct uart_port *port = &up->port; in rsa8250_request_resource()
38 static void rsa8250_release_resource(struct uart_8250_port *up) in rsa8250_release_resource() argument
40 unsigned long offset = UART_RSA_BASE << up->port.regshift; in rsa8250_release_resource()
41 unsigned int size = 8 << up->port.regshift; in rsa8250_release_resource()
42 struct uart_port *port = &up->port; in rsa8250_release_resource()
54 struct uart_8250_port *up = up_to_u8250p(port); in univ8250_config_port() local
57 up->probe &= ~UART_PROBE_RSA; in univ8250_config_port()
[all …]
D8250_uniphier.c148 static u32 uniphier_serial_dl_read(struct uart_8250_port *up) in uniphier_serial_dl_read() argument
150 return readl(up->port.membase + UNIPHIER_UART_DLR); in uniphier_serial_dl_read()
153 static void uniphier_serial_dl_write(struct uart_8250_port *up, u32 value) in uniphier_serial_dl_write() argument
155 writel(value, up->port.membase + UNIPHIER_UART_DLR); in uniphier_serial_dl_write()
161 struct uart_8250_port up; in uniphier_uart_probe() local
181 memset(&up, 0, sizeof(up)); in uniphier_uart_probe()
193 up.port.uartclk = clk_get_rate(priv->clk); in uniphier_uart_probe()
197 up.port.dev = dev; in uniphier_uart_probe()
198 up.port.private_data = priv; in uniphier_uart_probe()
199 up.port.mapbase = regs->start; in uniphier_uart_probe()
[all …]
D8250_fsl.c31 struct uart_8250_port *up = up_to_u8250p(port); in fsl8250_handle_irq() local
33 uart_port_lock_irqsave(&up->port, &flags); in fsl8250_handle_irq()
37 uart_port_unlock_irqrestore(&up->port, flags); in fsl8250_handle_irq()
55 (up->lsr_saved_flags & UART_LSR_BI))) { in fsl8250_handle_irq()
56 up->lsr_saved_flags &= ~UART_LSR_BI; in fsl8250_handle_irq()
58 uart_port_unlock_irqrestore(&up->port, flags); in fsl8250_handle_irq()
62 lsr = orig_lsr = up->port.serial_in(&up->port, UART_LSR); in fsl8250_handle_irq()
66 (up->ier & (UART_IER_RLSI | UART_IER_RDI))) { in fsl8250_handle_irq()
67 lsr = serial8250_rx_chars(up, lsr); in fsl8250_handle_irq()
71 if ((orig_lsr & UART_LSR_OE) && (up->overrun_backoff_time_ms > 0)) { in fsl8250_handle_irq()
[all …]
/linux-6.14.4/drivers/net/can/usb/
Ducan.c263 struct ucan_priv *up; member
314 static void ucan_release_context_array(struct ucan_priv *up) in ucan_release_context_array() argument
316 if (!up->context_array) in ucan_release_context_array()
320 up->available_tx_urbs = 0; in ucan_release_context_array()
322 kfree(up->context_array); in ucan_release_context_array()
323 up->context_array = NULL; in ucan_release_context_array()
326 static int ucan_alloc_context_array(struct ucan_priv *up) in ucan_alloc_context_array() argument
331 ucan_release_context_array(up); in ucan_alloc_context_array()
333 up->context_array = kcalloc(up->device_info.tx_fifo, in ucan_alloc_context_array()
334 sizeof(*up->context_array), in ucan_alloc_context_array()
[all …]
/linux-6.14.4/drivers/net/ethernet/mellanox/mlx5/core/
Duar.c83 struct mlx5_uars_page *up = container_of(kref, struct mlx5_uars_page, ref_count); in up_rel_func() local
85 list_del(&up->list); in up_rel_func()
86 iounmap(up->map); in up_rel_func()
87 if (mlx5_cmd_free_uar(up->mdev, up->index)) in up_rel_func()
88 mlx5_core_warn(up->mdev, "failed to free uar index %d\n", up->index); in up_rel_func()
89 bitmap_free(up->reg_bitmap); in up_rel_func()
90 bitmap_free(up->fp_bitmap); in up_rel_func()
91 kfree(up); in up_rel_func()
97 struct mlx5_uars_page *up; in alloc_uars_page() local
106 up = kzalloc_node(sizeof(*up), GFP_KERNEL, node); in alloc_uars_page()
[all …]
/linux-6.14.4/drivers/mtd/maps/
Dsun_uflash.c52 struct uflash_dev *up; in uflash_devinit() local
64 up = kzalloc(sizeof(struct uflash_dev), GFP_KERNEL); in uflash_devinit()
65 if (!up) in uflash_devinit()
69 memcpy(&up->map, &uflash_map_templ, sizeof(uflash_map_templ)); in uflash_devinit()
71 up->map.size = resource_size(&op->resource[0]); in uflash_devinit()
73 up->name = of_get_property(dp, "model", NULL); in uflash_devinit()
74 if (up->name && 0 < strlen(up->name)) in uflash_devinit()
75 up->map.name = up->name; in uflash_devinit()
77 up->map.phys = op->resource[0].start; in uflash_devinit()
79 up->map.virt = of_ioremap(&op->resource[0], 0, up->map.size, in uflash_devinit()
[all …]
/linux-6.14.4/lib/crypto/mpi/
Dmpih-mul.c21 #define MPN_MUL_N_RECURSE(prodp, up, vp, size, tspace) \ argument
24 mul_n_basecase(prodp, up, vp, size); \
26 mul_n(prodp, up, vp, size, tspace); \
29 #define MPN_SQR_N_RECURSE(prodp, up, size, tspace) \ argument
32 mpih_sqr_n_basecase(prodp, up, size); \
34 mpih_sqr_n(prodp, up, size, tspace); \
55 mul_n_basecase(mpi_ptr_t prodp, mpi_ptr_t up, mpi_ptr_t vp, mpi_size_t size) in mul_n_basecase() argument
66 MPN_COPY(prodp, up, size); in mul_n_basecase()
71 cy = mpihelp_mul_1(prodp, up, size, v_limb); in mul_n_basecase()
83 cy = mpihelp_add_n(prodp, prodp, up, size); in mul_n_basecase()
[all …]
/linux-6.14.4/include/linux/
Dserial_core.h603 static inline void __uart_port_lock_irqsave(struct uart_port *up, unsigned long *flags) in __uart_port_lock_irqsave() argument
605 spin_lock_irqsave(&up->lock, *flags); in __uart_port_lock_irqsave()
612 static inline void __uart_port_unlock_irqrestore(struct uart_port *up, unsigned long flags) in __uart_port_unlock_irqrestore() argument
614 spin_unlock_irqrestore(&up->lock, flags); in __uart_port_unlock_irqrestore()
626 static inline void uart_port_set_cons(struct uart_port *up, struct console *con) in uart_port_set_cons() argument
630 __uart_port_lock_irqsave(up, &flags); in uart_port_set_cons()
631 up->cons = con; in uart_port_set_cons()
632 __uart_port_unlock_irqrestore(up, flags); in uart_port_set_cons()
636 static inline bool __uart_port_using_nbcon(struct uart_port *up) in __uart_port_using_nbcon() argument
638 lockdep_assert_held_once(&up->lock); in __uart_port_using_nbcon()
[all …]
/linux-6.14.4/kernel/
Duser.c121 static void uid_hash_insert(struct user_struct *up, struct hlist_head *hashent) in uid_hash_insert() argument
123 hlist_add_head(&up->uidhash_node, hashent); in uid_hash_insert()
126 static void uid_hash_remove(struct user_struct *up) in uid_hash_remove() argument
128 hlist_del_init(&up->uidhash_node); in uid_hash_remove()
145 static int user_epoll_alloc(struct user_struct *up) in user_epoll_alloc() argument
148 return percpu_counter_init(&up->epoll_watches, 0, GFP_KERNEL); in user_epoll_alloc()
154 static void user_epoll_free(struct user_struct *up) in user_epoll_free() argument
157 percpu_counter_destroy(&up->epoll_watches); in user_epoll_free()
165 static void free_user(struct user_struct *up, unsigned long flags) in free_user() argument
168 uid_hash_remove(up); in free_user()
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