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Message-ID: <202208161624.f6SCFLBq-lkp@intel.com>
Date: Tue, 16 Aug 2022 16:59:34 +0800
From: kernel test robot <lkp@...el.com>
To: Qin Jian <qinjian@...lus1.com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Arnd Bergmann <arnd@...db.de>
Subject: drivers/tty/serial/sunplus-uart.c:671: undefined reference to
`uart_remove_one_port'
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 568035b01cfb107af8d2e4bd2fb9aea22cf5b868
commit: 0aa94eea8d955c82014e5368a843da93f1dc58f8 ARM: sunplus: Add initial support for Sunplus SP7021 SoC
date: 6 weeks ago
config: arm-randconfig-r012-20220815 (https://download.01.org/0day-ci/archive/20220816/202208161624.f6SCFLBq-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0aa94eea8d955c82014e5368a843da93f1dc58f8
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 0aa94eea8d955c82014e5368a843da93f1dc58f8
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
arm-linux-gnueabi-ld: drivers/tty/serial/sunplus-uart.o: in function `sunplus_uart_remove':
>> drivers/tty/serial/sunplus-uart.c:671: undefined reference to `uart_remove_one_port'
arm-linux-gnueabi-ld: drivers/tty/serial/sunplus-uart.o: in function `sunplus_set_termios':
>> drivers/tty/serial/sunplus-uart.c:342: undefined reference to `uart_get_baud_rate'
>> arm-linux-gnueabi-ld: drivers/tty/serial/sunplus-uart.c:379: undefined reference to `uart_update_timeout'
arm-linux-gnueabi-ld: drivers/tty/serial/sunplus-uart.o: in function `uart_handle_break':
>> include/linux/serial_core.h:584: undefined reference to `do_SAK'
arm-linux-gnueabi-ld: drivers/tty/serial/sunplus-uart.o: in function `uart_handle_sysrq_char':
>> include/linux/serial_core.h:481: undefined reference to `uart_try_toggle_sysrq'
arm-linux-gnueabi-ld: drivers/tty/serial/sunplus-uart.o: in function `receive_chars':
>> drivers/tty/serial/sunplus-uart.c:268: undefined reference to `uart_insert_char'
>> arm-linux-gnueabi-ld: drivers/tty/serial/sunplus-uart.c:274: undefined reference to `tty_flip_buffer_push'
arm-linux-gnueabi-ld: drivers/tty/serial/sunplus-uart.o: in function `sunplus_console_write':
>> drivers/tty/serial/sunplus-uart.c:526: undefined reference to `uart_console_write'
>> arm-linux-gnueabi-ld: drivers/tty/serial/sunplus-uart.c:526: undefined reference to `uart_console_write'
>> arm-linux-gnueabi-ld: drivers/tty/serial/sunplus-uart.c:526: undefined reference to `uart_console_write'
arm-linux-gnueabi-ld: drivers/tty/serial/sunplus-uart.o: in function `sunplus_uart_probe':
>> drivers/tty/serial/sunplus-uart.c:658: undefined reference to `uart_add_one_port'
arm-linux-gnueabi-ld: drivers/tty/serial/sunplus-uart.o: in function `transmit_chars':
>> drivers/tty/serial/sunplus-uart.c:227: undefined reference to `uart_write_wakeup'
arm-linux-gnueabi-ld: drivers/tty/serial/sunplus-uart.o: in function `.LANCHOR1':
>> sunplus-uart.c:(.data+0x118): undefined reference to `uart_console_device'
arm-linux-gnueabi-ld: drivers/tty/serial/sunplus-uart.o: in function `sunplus_uart_init':
>> drivers/tty/serial/sunplus-uart.c:720: undefined reference to `uart_register_driver'
>> arm-linux-gnueabi-ld: drivers/tty/serial/sunplus-uart.c:726: undefined reference to `uart_unregister_driver'
arm-linux-gnueabi-ld: drivers/tty/serial/sunplus-uart.o: in function `sunplus_console_setup':
>> drivers/tty/serial/sunplus-uart.c:551: undefined reference to `uart_parse_options'
>> arm-linux-gnueabi-ld: drivers/tty/serial/sunplus-uart.c:553: undefined reference to `uart_set_options'
arm-linux-gnueabi-ld: drivers/tty/serial/sunplus-uart.o: in function `sunplus_uart_exit':
>> drivers/tty/serial/sunplus-uart.c:735: undefined reference to `uart_unregister_driver'
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for SERIAL_SUNPLUS
Depends on [n]: TTY [=n] && HAS_IOMEM [=y] && (ARCH_SUNPLUS [=y] || COMPILE_TEST [=y])
Selected by [y]:
- SOC_SP7021 [=y] && ARCH_SUNPLUS [=y]
WARNING: unmet direct dependencies detected for SERIAL_SUNPLUS_CONSOLE
Depends on [n]: TTY [=n] && HAS_IOMEM [=y] && SERIAL_SUNPLUS [=y]
Selected by [y]:
- SOC_SP7021 [=y] && ARCH_SUNPLUS [=y]
vim +671 drivers/tty/serial/sunplus-uart.c
9e8d5470325f25 Hammer Hsieh 2022-02-22 509
9e8d5470325f25 Hammer Hsieh 2022-02-22 510 static void sunplus_console_write(struct console *co,
9e8d5470325f25 Hammer Hsieh 2022-02-22 511 const char *s,
9e8d5470325f25 Hammer Hsieh 2022-02-22 512 unsigned int count)
9e8d5470325f25 Hammer Hsieh 2022-02-22 513 {
9e8d5470325f25 Hammer Hsieh 2022-02-22 514 unsigned long flags;
9e8d5470325f25 Hammer Hsieh 2022-02-22 515 int locked = 1;
9e8d5470325f25 Hammer Hsieh 2022-02-22 516
9e8d5470325f25 Hammer Hsieh 2022-02-22 517 local_irq_save(flags);
9e8d5470325f25 Hammer Hsieh 2022-02-22 518
9e8d5470325f25 Hammer Hsieh 2022-02-22 519 if (sunplus_console_ports[co->index]->port.sysrq)
9e8d5470325f25 Hammer Hsieh 2022-02-22 520 locked = 0;
9e8d5470325f25 Hammer Hsieh 2022-02-22 521 else if (oops_in_progress)
9e8d5470325f25 Hammer Hsieh 2022-02-22 522 locked = spin_trylock(&sunplus_console_ports[co->index]->port.lock);
9e8d5470325f25 Hammer Hsieh 2022-02-22 523 else
9e8d5470325f25 Hammer Hsieh 2022-02-22 524 spin_lock(&sunplus_console_ports[co->index]->port.lock);
9e8d5470325f25 Hammer Hsieh 2022-02-22 525
9e8d5470325f25 Hammer Hsieh 2022-02-22 @526 uart_console_write(&sunplus_console_ports[co->index]->port, s, count,
9e8d5470325f25 Hammer Hsieh 2022-02-22 527 sunplus_uart_console_putchar);
9e8d5470325f25 Hammer Hsieh 2022-02-22 528
9e8d5470325f25 Hammer Hsieh 2022-02-22 529 if (locked)
9e8d5470325f25 Hammer Hsieh 2022-02-22 530 spin_unlock(&sunplus_console_ports[co->index]->port.lock);
9e8d5470325f25 Hammer Hsieh 2022-02-22 531
9e8d5470325f25 Hammer Hsieh 2022-02-22 532 local_irq_restore(flags);
9e8d5470325f25 Hammer Hsieh 2022-02-22 533 }
9e8d5470325f25 Hammer Hsieh 2022-02-22 534
9e8d5470325f25 Hammer Hsieh 2022-02-22 535 static int __init sunplus_console_setup(struct console *co, char *options)
9e8d5470325f25 Hammer Hsieh 2022-02-22 536 {
9e8d5470325f25 Hammer Hsieh 2022-02-22 537 struct sunplus_uart_port *sup;
9e8d5470325f25 Hammer Hsieh 2022-02-22 538 int baud = 115200;
9e8d5470325f25 Hammer Hsieh 2022-02-22 539 int bits = 8;
9e8d5470325f25 Hammer Hsieh 2022-02-22 540 int parity = 'n';
9e8d5470325f25 Hammer Hsieh 2022-02-22 541 int flow = 'n';
9e8d5470325f25 Hammer Hsieh 2022-02-22 542
9e8d5470325f25 Hammer Hsieh 2022-02-22 543 if (co->index < 0 || co->index >= SUP_UART_NR)
9e8d5470325f25 Hammer Hsieh 2022-02-22 544 return -EINVAL;
9e8d5470325f25 Hammer Hsieh 2022-02-22 545
9e8d5470325f25 Hammer Hsieh 2022-02-22 546 sup = sunplus_console_ports[co->index];
9e8d5470325f25 Hammer Hsieh 2022-02-22 547 if (!sup)
9e8d5470325f25 Hammer Hsieh 2022-02-22 548 return -ENODEV;
9e8d5470325f25 Hammer Hsieh 2022-02-22 549
9e8d5470325f25 Hammer Hsieh 2022-02-22 550 if (options)
9e8d5470325f25 Hammer Hsieh 2022-02-22 @551 uart_parse_options(options, &baud, &parity, &bits, &flow);
9e8d5470325f25 Hammer Hsieh 2022-02-22 552
9e8d5470325f25 Hammer Hsieh 2022-02-22 @553 return uart_set_options(&sup->port, co, baud, parity, bits, flow);
9e8d5470325f25 Hammer Hsieh 2022-02-22 554 }
9e8d5470325f25 Hammer Hsieh 2022-02-22 555
9e8d5470325f25 Hammer Hsieh 2022-02-22 556 static struct uart_driver sunplus_uart_driver;
9e8d5470325f25 Hammer Hsieh 2022-02-22 557 static struct console sunplus_uart_console = {
9e8d5470325f25 Hammer Hsieh 2022-02-22 558 .name = "ttySUP",
9e8d5470325f25 Hammer Hsieh 2022-02-22 559 .write = sunplus_console_write,
9e8d5470325f25 Hammer Hsieh 2022-02-22 560 .device = uart_console_device,
9e8d5470325f25 Hammer Hsieh 2022-02-22 561 .setup = sunplus_console_setup,
9e8d5470325f25 Hammer Hsieh 2022-02-22 562 .flags = CON_PRINTBUFFER,
9e8d5470325f25 Hammer Hsieh 2022-02-22 563 .index = -1,
9e8d5470325f25 Hammer Hsieh 2022-02-22 564 .data = &sunplus_uart_driver
9e8d5470325f25 Hammer Hsieh 2022-02-22 565 };
a106848c42b6a0 Hammer Hsieh 2022-03-01 566
a106848c42b6a0 Hammer Hsieh 2022-03-01 567 #define SERIAL_SUNPLUS_CONSOLE (&sunplus_uart_console)
a106848c42b6a0 Hammer Hsieh 2022-03-01 568 #else
a106848c42b6a0 Hammer Hsieh 2022-03-01 569 #define SERIAL_SUNPLUS_CONSOLE NULL
9e8d5470325f25 Hammer Hsieh 2022-02-22 570 #endif
9e8d5470325f25 Hammer Hsieh 2022-02-22 571
9e8d5470325f25 Hammer Hsieh 2022-02-22 572 static struct uart_driver sunplus_uart_driver = {
9e8d5470325f25 Hammer Hsieh 2022-02-22 573 .owner = THIS_MODULE,
9e8d5470325f25 Hammer Hsieh 2022-02-22 574 .driver_name = "sunplus_uart",
9e8d5470325f25 Hammer Hsieh 2022-02-22 575 .dev_name = "ttySUP",
9e8d5470325f25 Hammer Hsieh 2022-02-22 576 .major = TTY_MAJOR,
9e8d5470325f25 Hammer Hsieh 2022-02-22 577 .minor = 64,
9e8d5470325f25 Hammer Hsieh 2022-02-22 578 .nr = SUP_UART_NR,
a106848c42b6a0 Hammer Hsieh 2022-03-01 579 .cons = SERIAL_SUNPLUS_CONSOLE,
9e8d5470325f25 Hammer Hsieh 2022-02-22 580 };
9e8d5470325f25 Hammer Hsieh 2022-02-22 581
9e8d5470325f25 Hammer Hsieh 2022-02-22 582 static void sunplus_uart_disable_unprepare(void *data)
9e8d5470325f25 Hammer Hsieh 2022-02-22 583 {
9e8d5470325f25 Hammer Hsieh 2022-02-22 584 clk_disable_unprepare(data);
9e8d5470325f25 Hammer Hsieh 2022-02-22 585 }
9e8d5470325f25 Hammer Hsieh 2022-02-22 586
9e8d5470325f25 Hammer Hsieh 2022-02-22 587 static void sunplus_uart_reset_control_assert(void *data)
9e8d5470325f25 Hammer Hsieh 2022-02-22 588 {
9e8d5470325f25 Hammer Hsieh 2022-02-22 589 reset_control_assert(data);
9e8d5470325f25 Hammer Hsieh 2022-02-22 590 }
9e8d5470325f25 Hammer Hsieh 2022-02-22 591
9e8d5470325f25 Hammer Hsieh 2022-02-22 592 static int sunplus_uart_probe(struct platform_device *pdev)
9e8d5470325f25 Hammer Hsieh 2022-02-22 593 {
9e8d5470325f25 Hammer Hsieh 2022-02-22 594 struct sunplus_uart_port *sup;
9e8d5470325f25 Hammer Hsieh 2022-02-22 595 struct uart_port *port;
9e8d5470325f25 Hammer Hsieh 2022-02-22 596 struct resource *res;
9e8d5470325f25 Hammer Hsieh 2022-02-22 597 int ret, irq;
9e8d5470325f25 Hammer Hsieh 2022-02-22 598
9e8d5470325f25 Hammer Hsieh 2022-02-22 599 pdev->id = of_alias_get_id(pdev->dev.of_node, "serial");
9e8d5470325f25 Hammer Hsieh 2022-02-22 600
9e8d5470325f25 Hammer Hsieh 2022-02-22 601 if (pdev->id < 0 || pdev->id >= SUP_UART_NR)
9e8d5470325f25 Hammer Hsieh 2022-02-22 602 return -EINVAL;
9e8d5470325f25 Hammer Hsieh 2022-02-22 603
9e8d5470325f25 Hammer Hsieh 2022-02-22 604 sup = devm_kzalloc(&pdev->dev, sizeof(*sup), GFP_KERNEL);
9e8d5470325f25 Hammer Hsieh 2022-02-22 605 if (!sup)
9e8d5470325f25 Hammer Hsieh 2022-02-22 606 return -ENOMEM;
9e8d5470325f25 Hammer Hsieh 2022-02-22 607
9e8d5470325f25 Hammer Hsieh 2022-02-22 608 sup->clk = devm_clk_get_optional(&pdev->dev, NULL);
9e8d5470325f25 Hammer Hsieh 2022-02-22 609 if (IS_ERR(sup->clk))
9e8d5470325f25 Hammer Hsieh 2022-02-22 610 return dev_err_probe(&pdev->dev, PTR_ERR(sup->clk), "clk not found\n");
9e8d5470325f25 Hammer Hsieh 2022-02-22 611
9e8d5470325f25 Hammer Hsieh 2022-02-22 612 ret = clk_prepare_enable(sup->clk);
9e8d5470325f25 Hammer Hsieh 2022-02-22 613 if (ret)
9e8d5470325f25 Hammer Hsieh 2022-02-22 614 return ret;
9e8d5470325f25 Hammer Hsieh 2022-02-22 615
9e8d5470325f25 Hammer Hsieh 2022-02-22 616 ret = devm_add_action_or_reset(&pdev->dev, sunplus_uart_disable_unprepare, sup->clk);
9e8d5470325f25 Hammer Hsieh 2022-02-22 617 if (ret)
9e8d5470325f25 Hammer Hsieh 2022-02-22 618 return ret;
9e8d5470325f25 Hammer Hsieh 2022-02-22 619
9e8d5470325f25 Hammer Hsieh 2022-02-22 620 sup->rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL);
9e8d5470325f25 Hammer Hsieh 2022-02-22 621 if (IS_ERR(sup->rstc))
9e8d5470325f25 Hammer Hsieh 2022-02-22 622 return dev_err_probe(&pdev->dev, PTR_ERR(sup->rstc), "rstc not found\n");
9e8d5470325f25 Hammer Hsieh 2022-02-22 623
9e8d5470325f25 Hammer Hsieh 2022-02-22 624 port = &sup->port;
9e8d5470325f25 Hammer Hsieh 2022-02-22 625
9e8d5470325f25 Hammer Hsieh 2022-02-22 626 port->membase = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
9e8d5470325f25 Hammer Hsieh 2022-02-22 627 if (IS_ERR(port->membase))
9e8d5470325f25 Hammer Hsieh 2022-02-22 628 return dev_err_probe(&pdev->dev, PTR_ERR(port->membase), "membase not found\n");
9e8d5470325f25 Hammer Hsieh 2022-02-22 629
9e8d5470325f25 Hammer Hsieh 2022-02-22 630 irq = platform_get_irq(pdev, 0);
9e8d5470325f25 Hammer Hsieh 2022-02-22 631 if (irq < 0)
9e8d5470325f25 Hammer Hsieh 2022-02-22 632 return irq;
9e8d5470325f25 Hammer Hsieh 2022-02-22 633
9e8d5470325f25 Hammer Hsieh 2022-02-22 634 port->mapbase = res->start;
9e8d5470325f25 Hammer Hsieh 2022-02-22 635 port->uartclk = clk_get_rate(sup->clk);
9e8d5470325f25 Hammer Hsieh 2022-02-22 636 port->line = pdev->id;
9e8d5470325f25 Hammer Hsieh 2022-02-22 637 port->irq = irq;
9e8d5470325f25 Hammer Hsieh 2022-02-22 638 port->dev = &pdev->dev;
9e8d5470325f25 Hammer Hsieh 2022-02-22 639 port->iotype = UPIO_MEM;
9e8d5470325f25 Hammer Hsieh 2022-02-22 640 port->ops = &sunplus_uart_ops;
9e8d5470325f25 Hammer Hsieh 2022-02-22 641 port->flags = UPF_BOOT_AUTOCONF;
9e8d5470325f25 Hammer Hsieh 2022-02-22 642 port->fifosize = 128;
9e8d5470325f25 Hammer Hsieh 2022-02-22 643
9e8d5470325f25 Hammer Hsieh 2022-02-22 644 ret = reset_control_deassert(sup->rstc);
9e8d5470325f25 Hammer Hsieh 2022-02-22 645 if (ret)
9e8d5470325f25 Hammer Hsieh 2022-02-22 646 return ret;
9e8d5470325f25 Hammer Hsieh 2022-02-22 647
9e8d5470325f25 Hammer Hsieh 2022-02-22 648 ret = devm_add_action_or_reset(&pdev->dev, sunplus_uart_reset_control_assert, sup->rstc);
9e8d5470325f25 Hammer Hsieh 2022-02-22 649 if (ret)
9e8d5470325f25 Hammer Hsieh 2022-02-22 650 return ret;
9e8d5470325f25 Hammer Hsieh 2022-02-22 651
9e8d5470325f25 Hammer Hsieh 2022-02-22 652 #ifdef CONFIG_SERIAL_SUNPLUS_CONSOLE
9e8d5470325f25 Hammer Hsieh 2022-02-22 653 sunplus_console_ports[sup->port.line] = sup;
9e8d5470325f25 Hammer Hsieh 2022-02-22 654 #endif
9e8d5470325f25 Hammer Hsieh 2022-02-22 655
9e8d5470325f25 Hammer Hsieh 2022-02-22 656 platform_set_drvdata(pdev, &sup->port);
9e8d5470325f25 Hammer Hsieh 2022-02-22 657
9e8d5470325f25 Hammer Hsieh 2022-02-22 @658 ret = uart_add_one_port(&sunplus_uart_driver, &sup->port);
9e8d5470325f25 Hammer Hsieh 2022-02-22 659 #ifdef CONFIG_SERIAL_SUNPLUS_CONSOLE
9e8d5470325f25 Hammer Hsieh 2022-02-22 660 if (ret)
9e8d5470325f25 Hammer Hsieh 2022-02-22 661 sunplus_console_ports[sup->port.line] = NULL;
9e8d5470325f25 Hammer Hsieh 2022-02-22 662 #endif
9e8d5470325f25 Hammer Hsieh 2022-02-22 663
9e8d5470325f25 Hammer Hsieh 2022-02-22 664 return ret;
9e8d5470325f25 Hammer Hsieh 2022-02-22 665 }
9e8d5470325f25 Hammer Hsieh 2022-02-22 666
9e8d5470325f25 Hammer Hsieh 2022-02-22 667 static int sunplus_uart_remove(struct platform_device *pdev)
9e8d5470325f25 Hammer Hsieh 2022-02-22 668 {
9e8d5470325f25 Hammer Hsieh 2022-02-22 669 struct sunplus_uart_port *sup = platform_get_drvdata(pdev);
9e8d5470325f25 Hammer Hsieh 2022-02-22 670
9e8d5470325f25 Hammer Hsieh 2022-02-22 @671 uart_remove_one_port(&sunplus_uart_driver, &sup->port);
9e8d5470325f25 Hammer Hsieh 2022-02-22 672
9e8d5470325f25 Hammer Hsieh 2022-02-22 673 return 0;
9e8d5470325f25 Hammer Hsieh 2022-02-22 674 }
9e8d5470325f25 Hammer Hsieh 2022-02-22 675
9e8d5470325f25 Hammer Hsieh 2022-02-22 676 static int __maybe_unused sunplus_uart_suspend(struct device *dev)
9e8d5470325f25 Hammer Hsieh 2022-02-22 677 {
9e8d5470325f25 Hammer Hsieh 2022-02-22 678 struct sunplus_uart_port *sup = dev_get_drvdata(dev);
9e8d5470325f25 Hammer Hsieh 2022-02-22 679
9e8d5470325f25 Hammer Hsieh 2022-02-22 680 if (!uart_console(&sup->port))
9e8d5470325f25 Hammer Hsieh 2022-02-22 681 uart_suspend_port(&sunplus_uart_driver, &sup->port);
9e8d5470325f25 Hammer Hsieh 2022-02-22 682
9e8d5470325f25 Hammer Hsieh 2022-02-22 683 return 0;
9e8d5470325f25 Hammer Hsieh 2022-02-22 684 }
9e8d5470325f25 Hammer Hsieh 2022-02-22 685
9e8d5470325f25 Hammer Hsieh 2022-02-22 686 static int __maybe_unused sunplus_uart_resume(struct device *dev)
9e8d5470325f25 Hammer Hsieh 2022-02-22 687 {
9e8d5470325f25 Hammer Hsieh 2022-02-22 688 struct sunplus_uart_port *sup = dev_get_drvdata(dev);
9e8d5470325f25 Hammer Hsieh 2022-02-22 689
9e8d5470325f25 Hammer Hsieh 2022-02-22 690 if (!uart_console(&sup->port))
9e8d5470325f25 Hammer Hsieh 2022-02-22 691 uart_resume_port(&sunplus_uart_driver, &sup->port);
9e8d5470325f25 Hammer Hsieh 2022-02-22 692
9e8d5470325f25 Hammer Hsieh 2022-02-22 693 return 0;
9e8d5470325f25 Hammer Hsieh 2022-02-22 694 }
9e8d5470325f25 Hammer Hsieh 2022-02-22 695
9e8d5470325f25 Hammer Hsieh 2022-02-22 696 static const struct dev_pm_ops sunplus_uart_pm_ops = {
9e8d5470325f25 Hammer Hsieh 2022-02-22 697 SET_SYSTEM_SLEEP_PM_OPS(sunplus_uart_suspend, sunplus_uart_resume)
9e8d5470325f25 Hammer Hsieh 2022-02-22 698 };
9e8d5470325f25 Hammer Hsieh 2022-02-22 699
9e8d5470325f25 Hammer Hsieh 2022-02-22 700 static const struct of_device_id sp_uart_of_match[] = {
9e8d5470325f25 Hammer Hsieh 2022-02-22 701 { .compatible = "sunplus,sp7021-uart" },
9e8d5470325f25 Hammer Hsieh 2022-02-22 702 {}
9e8d5470325f25 Hammer Hsieh 2022-02-22 703 };
9e8d5470325f25 Hammer Hsieh 2022-02-22 704 MODULE_DEVICE_TABLE(of, sp_uart_of_match);
9e8d5470325f25 Hammer Hsieh 2022-02-22 705
9e8d5470325f25 Hammer Hsieh 2022-02-22 706 static struct platform_driver sunplus_uart_platform_driver = {
9e8d5470325f25 Hammer Hsieh 2022-02-22 707 .probe = sunplus_uart_probe,
9e8d5470325f25 Hammer Hsieh 2022-02-22 708 .remove = sunplus_uart_remove,
9e8d5470325f25 Hammer Hsieh 2022-02-22 709 .driver = {
9e8d5470325f25 Hammer Hsieh 2022-02-22 710 .name = "sunplus_uart",
9e8d5470325f25 Hammer Hsieh 2022-02-22 711 .of_match_table = sp_uart_of_match,
9e8d5470325f25 Hammer Hsieh 2022-02-22 712 .pm = &sunplus_uart_pm_ops,
9e8d5470325f25 Hammer Hsieh 2022-02-22 713 }
9e8d5470325f25 Hammer Hsieh 2022-02-22 714 };
9e8d5470325f25 Hammer Hsieh 2022-02-22 715
9e8d5470325f25 Hammer Hsieh 2022-02-22 716 static int __init sunplus_uart_init(void)
9e8d5470325f25 Hammer Hsieh 2022-02-22 717 {
9e8d5470325f25 Hammer Hsieh 2022-02-22 718 int ret;
9e8d5470325f25 Hammer Hsieh 2022-02-22 719
9e8d5470325f25 Hammer Hsieh 2022-02-22 @720 ret = uart_register_driver(&sunplus_uart_driver);
9e8d5470325f25 Hammer Hsieh 2022-02-22 721 if (ret)
9e8d5470325f25 Hammer Hsieh 2022-02-22 722 return ret;
9e8d5470325f25 Hammer Hsieh 2022-02-22 723
9e8d5470325f25 Hammer Hsieh 2022-02-22 724 ret = platform_driver_register(&sunplus_uart_platform_driver);
9e8d5470325f25 Hammer Hsieh 2022-02-22 725 if (ret)
9e8d5470325f25 Hammer Hsieh 2022-02-22 @726 uart_unregister_driver(&sunplus_uart_driver);
9e8d5470325f25 Hammer Hsieh 2022-02-22 727
9e8d5470325f25 Hammer Hsieh 2022-02-22 728 return ret;
9e8d5470325f25 Hammer Hsieh 2022-02-22 729 }
9e8d5470325f25 Hammer Hsieh 2022-02-22 730 module_init(sunplus_uart_init);
9e8d5470325f25 Hammer Hsieh 2022-02-22 731
9e8d5470325f25 Hammer Hsieh 2022-02-22 732 static void __exit sunplus_uart_exit(void)
9e8d5470325f25 Hammer Hsieh 2022-02-22 733 {
9e8d5470325f25 Hammer Hsieh 2022-02-22 734 platform_driver_unregister(&sunplus_uart_platform_driver);
9e8d5470325f25 Hammer Hsieh 2022-02-22 @735 uart_unregister_driver(&sunplus_uart_driver);
9e8d5470325f25 Hammer Hsieh 2022-02-22 736 }
9e8d5470325f25 Hammer Hsieh 2022-02-22 737 module_exit(sunplus_uart_exit);
9e8d5470325f25 Hammer Hsieh 2022-02-22 738
:::::: The code at line 671 was first introduced by commit
:::::: 9e8d5470325f25bed7d33f9faaae6d5e4f313650 serial: sunplus-uart: Add Sunplus SoC UART Driver
:::::: TO: Hammer Hsieh <hammerh0314@...il.com>
:::::: CC: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
--
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