| /kernel/linux/linux-5.10/drivers/tty/serial/ |
| D | omap-serial.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Driver for OMAP-UART controller.
16 * this driver as required for the omap-platform.
37 #include <linux/platform_data/serial-omap.h>
78 #define OMAP_UART_DMA_CH_FREE -1
171 static void serial_omap_mdr1_errataset(struct uart_omap_port *up, u8 mdr1);
173 static inline unsigned int serial_in(struct uart_omap_port *up, int offset) in serial_in() argument
175 offset <<= up->port.regshift; in serial_in()
176 return readw(up->port.membase + offset); in serial_in()
179 static inline void serial_out(struct uart_omap_port *up, int offset, int value) in serial_out() argument
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| D | sunsu.c | 1 // SPDX-License-Identifier: GPL-2.0
6 * Copyright (C) 1998-1999 Pete Zaitcev (zaitcev@yahoo.com)
13 * Theodore Ts'o <tytso@mit.edu>, 2001-Oct-12
16 * David S. Miller (davem@davemloft.net), 2002-Jul-29
104 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()
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| D | sunsab.c | 1 // SPDX-License-Identifier: GPL-2.0
13 * Theodore Ts'o <tytso@mit.edu>, 2001-Oct-12
91 static __inline__ void sunsab_tec_wait(struct uart_sunsab_port *up) in sunsab_tec_wait() argument
93 int timeout = up->tec_timeout; in sunsab_tec_wait()
95 while ((readb(&up->regs->r.star) & SAB82532_STAR_TEC) && --timeout) in sunsab_tec_wait()
99 static __inline__ void sunsab_cec_wait(struct uart_sunsab_port *up) in sunsab_cec_wait() argument
101 int timeout = up->cec_timeout; in sunsab_cec_wait()
103 while ((readb(&up->regs->r.star) & SAB82532_STAR_CEC) && --timeout) in sunsab_cec_wait()
108 receive_chars(struct uart_sunsab_port *up, in receive_chars() argument
118 if (up->port.state != NULL) /* Unopened serial console */ in receive_chars()
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| D | sunzilog.c | 1 // SPDX-License-Identifier: GPL-2.0
48 /* On 32-bit sparcs we need to delay after register accesses
50 * On 64-bit sparc we only need to flush single writes to ensure
61 readb(&((__channel)->control))
105 #define ZILOG_CHANNEL_FROM_PORT(PORT) ((struct zilog_channel __iomem *)((PORT)->membase))
108 #define ZS_IS_KEYB(UP) ((UP)->flags & SUNZILOG_FLAG_CONS_KEYB) argument
109 #define ZS_IS_MOUSE(UP) ((UP)->flags & SUNZILOG_FLAG_CONS_MOUSE) argument
110 #define ZS_IS_CONS(UP) ((UP)->flags & SUNZILOG_FLAG_IS_CONS) argument
111 #define ZS_IS_KGDB(UP) ((UP)->flags & SUNZILOG_FLAG_IS_KGDB) argument
112 #define ZS_WANTS_MODEM_STATUS(UP) ((UP)->flags & SUNZILOG_FLAG_MODEM_STATUS) argument
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| D | pxa.c | 1 // SPDX-License-Identifier: GPL-2.0+
51 static inline unsigned int serial_in(struct uart_pxa_port *up, int offset) in serial_in() argument
54 return readl(up->port.membase + offset); in serial_in()
57 static inline void serial_out(struct uart_pxa_port *up, int offset, int value) in serial_out() argument
60 writel(value, up->port.membase + offset); in serial_out()
65 struct uart_pxa_port *up = (struct uart_pxa_port *)port; in serial_pxa_enable_ms() local
67 up->ier |= UART_IER_MSI; in serial_pxa_enable_ms()
68 serial_out(up, UART_IER, up->ier); in serial_pxa_enable_ms()
73 struct uart_pxa_port *up = (struct uart_pxa_port *)port; in serial_pxa_stop_tx() local
75 if (up->ier & UART_IER_THRI) { in serial_pxa_stop_tx()
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| D | ar933x_uart.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * Atheros AR933X SoC built-in UART driver
31 #include <asm/mach-ath79/ar933x_uart.h>
35 #define DRIVER_NAME "ar933x-uart"
57 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()
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| D | serial_txx9.c | 1 // SPDX-License-Identifier: GPL-2.0
10 * Copyright (C) 2000-2002 Toshiba Corporation
166 static inline unsigned int sio_in(struct uart_txx9_port *up, int offset) in sio_in() argument
168 switch (up->port.iotype) { in sio_in()
170 return __raw_readl(up->port.membase + offset); in sio_in()
172 return inl(up->port.iobase + offset); in sio_in()
177 sio_out(struct uart_txx9_port *up, int offset, int value) in sio_out() argument
179 switch (up->port.iotype) { in sio_out()
181 __raw_writel(value, up->port.membase + offset); in sio_out()
184 outl(value, up->port.iobase + offset); in sio_out()
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| D | ip22zilog.c | 1 // SPDX-License-Identifier: GPL-2.0
6 * This is based on the drivers/serial/sunzilog.c code as of 2.6.0-test7 and the
13 * Copyright (C) 2002 Ralf Baechle (ralf@linux-mips.org)
87 #define ZILOG_CHANNEL_FROM_PORT(PORT) ((struct zilog_channel *)((PORT)->membase))
90 (UART_ZILOG(PORT)->curregs[REGNUM])
92 ((UART_ZILOG(PORT)->curregs[REGNUM]) = (REGVAL))
93 #define ZS_IS_CONS(UP) ((UP)->flags & IP22ZILOG_FLAG_IS_CONS) argument
94 #define ZS_IS_KGDB(UP) ((UP)->flags & IP22ZILOG_FLAG_IS_KGDB) argument
95 #define ZS_WANTS_MODEM_STATUS(UP) ((UP)->flags & IP22ZILOG_FLAG_MODEM_STATUS) argument
96 #define ZS_IS_CHANNEL_A(UP) ((UP)->flags & IP22ZILOG_FLAG_IS_CHANNEL_A) argument
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| /kernel/linux/linux-6.6/drivers/tty/serial/ |
| D | omap-serial.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Driver for OMAP-UART controller.
16 * this driver as required for the omap-platform.
38 #include <linux/platform_data/serial-omap.h>
79 #define OMAP_UART_DMA_CH_FREE -1
172 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
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| D | sunsu.c | 1 // SPDX-License-Identifier: GPL-2.0
6 * Copyright (C) 1998-1999 Pete Zaitcev (zaitcev@yahoo.com)
13 * Theodore Ts'o <tytso@mit.edu>, 2001-Oct-12
16 * David S. Miller (davem@davemloft.net), 2002-Jul-29
104 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()
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| D | sunsab.c | 1 // SPDX-License-Identifier: GPL-2.0
13 * Theodore Ts'o <tytso@mit.edu>, 2001-Oct-12
92 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()
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| D | ar933x_uart.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * Atheros AR933X SoC built-in UART driver
31 #include <asm/mach-ath79/ar933x_uart.h>
35 #define DRIVER_NAME "ar933x-uart"
57 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()
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| D | sunzilog.c | 1 // SPDX-License-Identifier: GPL-2.0
48 /* On 32-bit sparcs we need to delay after register accesses
50 * On 64-bit sparc we only need to flush single writes to ensure
61 readb(&((__channel)->control))
105 #define ZILOG_CHANNEL_FROM_PORT(PORT) ((struct zilog_channel __iomem *)((PORT)->membase))
108 #define ZS_IS_KEYB(UP) ((UP)->flags & SUNZILOG_FLAG_CONS_KEYB) argument
109 #define ZS_IS_MOUSE(UP) ((UP)->flags & SUNZILOG_FLAG_CONS_MOUSE) argument
110 #define ZS_IS_CONS(UP) ((UP)->flags & SUNZILOG_FLAG_IS_CONS) argument
111 #define ZS_IS_KGDB(UP) ((UP)->flags & SUNZILOG_FLAG_IS_KGDB) argument
112 #define ZS_WANTS_MODEM_STATUS(UP) ((UP)->flags & SUNZILOG_FLAG_MODEM_STATUS) argument
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| D | pxa.c | 1 // SPDX-License-Identifier: GPL-2.0+
52 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()
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| D | serial_txx9.c | 1 // SPDX-License-Identifier: GPL-2.0
10 * Copyright (C) 2000-2002 Toshiba Corporation
158 static inline unsigned int sio_in(struct uart_port *up, int offset) in sio_in() argument
160 switch (up->iotype) { in sio_in()
162 return __raw_readl(up->membase + offset); in sio_in()
164 return inl(up->iobase + offset); in sio_in()
169 sio_out(struct uart_port *up, int offset, int value) in sio_out() argument
171 switch (up->iotype) { in sio_out()
173 __raw_writel(value, up->membase + offset); in sio_out()
176 outl(value, up->iobase + offset); in sio_out()
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| D | ip22zilog.c | 1 // SPDX-License-Identifier: GPL-2.0
6 * This is based on the drivers/serial/sunzilog.c code as of 2.6.0-test7 and the
13 * Copyright (C) 2002 Ralf Baechle (ralf@linux-mips.org)
87 #define ZILOG_CHANNEL_FROM_PORT(PORT) ((struct zilog_channel *)((PORT)->membase))
90 (UART_ZILOG(PORT)->curregs[REGNUM])
92 ((UART_ZILOG(PORT)->curregs[REGNUM]) = (REGVAL))
93 #define ZS_IS_CONS(UP) ((UP)->flags & IP22ZILOG_FLAG_IS_CONS) argument
94 #define ZS_IS_KGDB(UP) ((UP)->flags & IP22ZILOG_FLAG_IS_KGDB) argument
95 #define ZS_WANTS_MODEM_STATUS(UP) ((UP)->flags & IP22ZILOG_FLAG_MODEM_STATUS) argument
96 #define ZS_IS_CHANNEL_A(UP) ((UP)->flags & IP22ZILOG_FLAG_IS_CHANNEL_A) argument
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| D | ma35d1_serial.c | 1 // SPDX-License-Identifier: GPL-2.0+
36 /* MA35_IER_REG - Interrupt Enable Register */
40 #define MA35_IER_RTO_IEN BIT(4) /* RX Time-out Interrupt Enable */
42 #define MA35_IER_TIME_OUT_EN BIT(11) /* RX Buffer Time-out Counter Enable */
43 #define MA35_IER_AUTO_RTS BIT(12) /* nRTS Auto-flow Control Enable */
44 #define MA35_IER_AUTO_CTS BIT(13) /* nCTS Auto-flow Control Enable */
46 /* MA35_FCR_REG - FIFO Control Register */
62 /* MA35_LCR_REG - Line Control Register */
74 /* MA35_MCR_REG - Modem Control Register */
79 /* MA35_MSR_REG - Modem Status Register */
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| /kernel/linux/linux-5.10/drivers/staging/media/atomisp/pci/ |
| D | atomisp_compat_ioctl32.c | 1 // SPDX-License-Identifier: GPL-2.0
28 /* Macros borrowed from v4l2-compat-ioctl32.c */
49 struct atomisp_histogram32 __user *up) in get_atomisp_histogram32() argument
53 if (!access_ok(up, sizeof(struct atomisp_histogram32)) || in get_atomisp_histogram32()
54 assign_in_user(&kp->num_elements, &up->num_elements) || in get_atomisp_histogram32()
55 get_user(tmp, &up->data) || in get_atomisp_histogram32()
56 put_user(compat_ptr(tmp), &kp->data)) in get_atomisp_histogram32()
57 return -EFAULT; in get_atomisp_histogram32()
63 struct atomisp_histogram32 __user *up) in put_atomisp_histogram32() argument
67 if (!access_ok(up, sizeof(struct atomisp_histogram32)) || in put_atomisp_histogram32()
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| /kernel/linux/linux-6.6/drivers/net/can/usb/ |
| D | ucan.c | 1 // SPDX-License-Identifier: GPL-2.0
48 * ------------------------
79 /* start the can transceiver - val defines the operation mode */
83 /* send can transceiver into low-power sleep mode */
85 /* wake up can transceiver from low-power sleep mode */
89 /* get piece of info from the can transceiver - subcmd defines what
93 /* clear or disable hardware filter - subcmd defines which of the two */
97 /* recover from bus-off state */
137 __le16 mode; /* OR-ing any of UCAN_MODE_* */
205 * msg.len - sizeof (msg.len)
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| /kernel/linux/linux-5.10/drivers/net/can/usb/ |
| D | ucan.c | 1 // SPDX-License-Identifier: GPL-2.0
47 * ------------------------
78 /* start the can transceiver - val defines the operation mode */
82 /* send can transceiver into low-power sleep mode */
84 /* wake up can transceiver from low-power sleep mode */
88 /* get piece of info from the can transceiver - subcmd defines what
92 /* clear or disable hardware filter - subcmd defines which of the two */
96 /* recover from bus-off state */
136 __le16 mode; /* OR-ing any of UCAN_MODE_* */
204 * msg.len - sizeof (msg.len)
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| /kernel/linux/linux-6.6/drivers/tty/serial/8250/ |
| D | 8250_port.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Base port operations for 8250/16550-type serial ports
255 * tx_loadsz is set to 63-bytes instead of 64-bytes to implement
256 * workaround of errata A-008006 which states that tx_loadsz should
268 .name = "Palmchip BK-3103",
336 static u32 default_serial_dl_read(struct uart_8250_port *up) in default_serial_dl_read() argument
339 unsigned char dll = serial_in(up, UART_DLL); in default_serial_dl_read()
340 unsigned char dlm = serial_in(up, UART_DLM); in default_serial_dl_read()
346 static void default_serial_dl_write(struct uart_8250_port *up, u32 value) in default_serial_dl_write() argument
348 serial_out(up, UART_DLL, value & 0xff); in default_serial_dl_write()
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| D | 8250_core.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Universal/legacy driver for 8250/16550-type serial ports
9 * Supports: ISA-compatible 8250/16550 ports
12 * userspace-configurable "phantom" ports
48 * share_irqs - whether we pass IRQF_SHARED to request_irq(). This option
49 * is unsafe when used on edge-triggered interrupts.
63 * SERIAL_PORT_DFNS tells us about built-in ports that have no
104 * line has been de-asserted.
117 spin_lock(&i->lock); in serial8250_interrupt()
119 l = i->head; in serial8250_interrupt()
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| /kernel/linux/linux-5.10/drivers/tty/serial/8250/ |
| D | 8250_port.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Base port operations for 8250/16550-type serial ports
257 * tx_loadsz is set to 63-bytes instead of 64-bytes to implement
258 * workaround of errata A-008006 which states that tx_loadsz should
270 .name = "Palmchip BK-3103",
314 static int default_serial_dl_read(struct uart_8250_port *up) in default_serial_dl_read() argument
317 unsigned char dll = serial_in(up, UART_DLL); in default_serial_dl_read()
318 unsigned char dlm = serial_in(up, UART_DLM); in default_serial_dl_read()
324 static void default_serial_dl_write(struct uart_8250_port *up, int value) in default_serial_dl_write() argument
326 serial_out(up, UART_DLL, value & 0xff); in default_serial_dl_write()
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| /kernel/linux/linux-6.6/drivers/net/ethernet/mellanox/mlx5/core/ |
| D | uar.c | 2 * Copyright (c) 2013-2015, Mellanox Technologies. All rights reserved.
14 * - Redistributions of source code must retain the above
18 * - Redistributions in binary form must reproduce the above
74 system_page_index = index >> (PAGE_SHIFT - MLX5_ADAPTER_PAGE_SHIFT); in uar2pfn()
78 return (mdev->bar_addr >> PAGE_SHIFT) + system_page_index; in uar2pfn()
83 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()
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| /kernel/linux/linux-5.10/drivers/net/ethernet/mellanox/mlx5/core/ |
| D | uar.c | 2 * Copyright (c) 2013-2015, Mellanox Technologies. All rights reserved.
14 * - Redistributions of source code must retain the above
18 * - Redistributions in binary form must reproduce the above
35 #include <linux/io-mapping.h>
76 system_page_index = index >> (PAGE_SHIFT - MLX5_ADAPTER_PAGE_SHIFT); in uar2pfn()
80 return (mdev->bar_addr >> PAGE_SHIFT) + system_page_index; in uar2pfn()
85 struct mlx5_uars_page *up = container_of(kref, struct mlx5_uars_page, ref_count); in up_rel_func() local
87 list_del(&up->list); in up_rel_func()
88 iounmap(up->map); in up_rel_func()
89 if (mlx5_cmd_free_uar(up->mdev, up->index)) in up_rel_func()
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