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-rw-r--r--MAINTAINERS6
-rw-r--r--arch/alpha/kernel/setup.c2
-rw-r--r--arch/arc/kernel/setup.c4
-rw-r--r--arch/arm/kernel/setup.c2
-rw-r--r--arch/arm64/kernel/setup.c3
-rw-r--r--arch/csky/kernel/setup.c4
-rw-r--r--arch/ia64/kernel/setup.c3
-rw-r--r--arch/m68k/kernel/setup_mm.c4
-rw-r--r--arch/m68k/kernel/setup_no.c4
-rw-r--r--arch/m68k/sun3x/config.c1
-rw-r--r--arch/microblaze/kernel/setup.c4
-rw-r--r--arch/mips/kernel/setup.c2
-rw-r--r--arch/nds32/kernel/setup.c5
-rw-r--r--arch/nios2/kernel/setup.c4
-rw-r--r--arch/openrisc/kernel/setup.c5
-rw-r--r--arch/parisc/kernel/setup.c4
-rw-r--r--arch/powerpc/kernel/legacy_serial.c4
-rw-r--r--arch/powerpc/kernel/setup-common.c3
-rw-r--r--arch/powerpc/platforms/cell/setup.c3
-rw-r--r--arch/powerpc/platforms/maple/setup.c3
-rw-r--r--arch/powerpc/platforms/pasemi/setup.c4
-rw-r--r--arch/powerpc/platforms/ps3/setup.c4
-rw-r--r--arch/riscv/kernel/setup.c4
-rw-r--r--arch/s390/kernel/setup.c2
-rw-r--r--arch/sh/kernel/setup.c4
-rw-r--r--arch/sparc/kernel/setup_32.c4
-rw-r--r--arch/sparc/kernel/setup_64.c4
-rw-r--r--arch/unicore32/kernel/setup.c2
-rw-r--r--arch/x86/kernel/setup.c2
-rw-r--r--arch/xtensa/kernel/setup.c2
-rw-r--r--drivers/char/ttyprintk.c15
-rw-r--r--drivers/tty/n_hdlc.c11
-rw-r--r--drivers/tty/serdev/core.c14
-rw-r--r--drivers/tty/serial/21285.c55
-rw-r--r--drivers/tty/serial/8250/8250_aspeed_vuart.c5
-rw-r--r--drivers/tty/serial/8250/8250_bcm2835aux.c50
-rw-r--r--drivers/tty/serial/8250/8250_core.c1
-rw-r--r--drivers/tty/serial/8250/8250_exar.c6
-rw-r--r--drivers/tty/serial/8250/8250_fsl.c4
-rw-r--r--drivers/tty/serial/8250/8250_of.c4
-rw-r--r--drivers/tty/serial/8250/8250_omap.c5
-rw-r--r--drivers/tty/serial/8250/8250_port.c8
-rw-r--r--drivers/tty/serial/8250/Kconfig10
-rw-r--r--drivers/tty/serial/Kconfig4
-rw-r--r--drivers/tty/serial/amba-pl010.c5
-rw-r--r--drivers/tty/serial/amba-pl011.c13
-rw-r--r--drivers/tty/serial/apbuart.c5
-rw-r--r--drivers/tty/serial/arc_uart.c5
-rw-r--r--drivers/tty/serial/atmel_serial.c41
-rw-r--r--drivers/tty/serial/bcm63xx_uart.c5
-rw-r--r--drivers/tty/serial/clps711x.c5
-rw-r--r--drivers/tty/serial/cpm_uart/cpm_uart_core.c9
-rw-r--r--drivers/tty/serial/dz.c5
-rw-r--r--drivers/tty/serial/efm32-uart.c5
-rw-r--r--drivers/tty/serial/fsl_linflexuart.c8
-rw-r--r--drivers/tty/serial/fsl_lpuart.c16
-rw-r--r--drivers/tty/serial/imx.c58
-rw-r--r--drivers/tty/serial/ip22zilog.c7
-rw-r--r--drivers/tty/serial/kgdb_nmi.c4
-rw-r--r--drivers/tty/serial/meson_uart.c70
-rw-r--r--drivers/tty/serial/milbeaut_usio.c5
-rw-r--r--drivers/tty/serial/mpc52xx_uart.c11
-rw-r--r--drivers/tty/serial/msm_serial.c23
-rw-r--r--drivers/tty/serial/mux.c5
-rw-r--r--drivers/tty/serial/mxs-auart.c5
-rw-r--r--drivers/tty/serial/omap-serial.c12
-rw-r--r--drivers/tty/serial/pch_uart.c12
-rw-r--r--drivers/tty/serial/pmac_zilog.c5
-rw-r--r--drivers/tty/serial/pnx8xxx_uart.c7
-rw-r--r--drivers/tty/serial/pxa.c5
-rw-r--r--drivers/tty/serial/qcom_geni_serial.c128
-rw-r--r--drivers/tty/serial/sa1100.c7
-rw-r--r--drivers/tty/serial/samsung.h147
-rw-r--r--drivers/tty/serial/samsung_tty.c315
-rw-r--r--drivers/tty/serial/sb1250-duart.c5
-rw-r--r--drivers/tty/serial/sccnxp.c5
-rw-r--r--drivers/tty/serial/serial-tegra.c94
-rw-r--r--drivers/tty/serial/serial_core.c84
-rw-r--r--drivers/tty/serial/serial_txx9.c5
-rw-r--r--drivers/tty/serial/sh-sci.c10
-rw-r--r--drivers/tty/serial/sprd_serial.c5
-rw-r--r--drivers/tty/serial/st-asc.c17
-rw-r--r--drivers/tty/serial/stm32-usart.c5
-rw-r--r--drivers/tty/serial/sunhv.c5
-rw-r--r--drivers/tty/serial/sunsab.c5
-rw-r--r--drivers/tty/serial/sunsu.c5
-rw-r--r--drivers/tty/serial/sunzilog.c6
-rw-r--r--drivers/tty/serial/ucc_uart.c4
-rw-r--r--drivers/tty/serial/vr41xx_siu.c5
-rw-r--r--drivers/tty/serial/vt8500_serial.c5
-rw-r--r--drivers/tty/serial/xilinx_uartps.c51
-rw-r--r--drivers/tty/serial/zs.c5
-rw-r--r--drivers/tty/synclink_gt.c20
-rw-r--r--drivers/tty/synclinkmp.c24
-rw-r--r--drivers/tty/sysrq.c9
-rw-r--r--drivers/tty/tty_baudrate.c28
-rw-r--r--drivers/tty/tty_io.c2
-rw-r--r--drivers/tty/vt/.gitignore1
-rw-r--r--drivers/tty/vt/Makefile6
-rw-r--r--drivers/tty/vt/conmakehash.c (renamed from scripts/conmakehash.c)0
-rw-r--r--drivers/tty/vt/vt.c8
-rw-r--r--drivers/video/console/Kconfig1
-rw-r--r--include/linux/serial_8250.h1
-rw-r--r--include/linux/serial_core.h91
-rw-r--r--scripts/.gitignore1
-rw-r--r--scripts/Makefile3
106 files changed, 824 insertions, 934 deletions
diff --git a/MAINTAINERS b/MAINTAINERS
index 3d291b28c2b4..5590daffdb5a 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -6181,6 +6181,12 @@ M: Maxim Levitsky <maximlevitsky@gmail.com>
S: Maintained
F: drivers/media/rc/ene_ir.*
+EPAPR HYPERVISOR BYTE CHANNEL DEVICE DRIVER
+M: Laurentiu Tudor <laurentiu.tudor@nxp.com>
+L: linuxppc-dev@lists.ozlabs.org
+S: Maintained
+F: drivers/tty/ehv_bytechan.c
+
EPSON S1D13XXX FRAMEBUFFER DRIVER
M: Kristoffer Ericson <kristoffer.ericson@gmail.com>
S: Maintained
diff --git a/arch/alpha/kernel/setup.c b/arch/alpha/kernel/setup.c
index 5d4c76a77a9f..f19aa577354b 100644
--- a/arch/alpha/kernel/setup.c
+++ b/arch/alpha/kernel/setup.c
@@ -655,8 +655,6 @@ setup_arch(char **cmdline_p)
#ifdef CONFIG_VT
#if defined(CONFIG_VGA_CONSOLE)
conswitchp = &vga_con;
-#elif defined(CONFIG_DUMMY_CONSOLE)
- conswitchp = &dummy_con;
#endif
#endif
diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c
index 7ee89dc61f6e..e1c647490f00 100644
--- a/arch/arc/kernel/setup.c
+++ b/arch/arc/kernel/setup.c
@@ -572,10 +572,6 @@ void __init setup_arch(char **cmdline_p)
*/
root_mountflags &= ~MS_RDONLY;
-#if defined(CONFIG_VT) && defined(CONFIG_DUMMY_CONSOLE)
- conswitchp = &dummy_con;
-#endif
-
arc_unwind_init();
}
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index d0a464e317ea..d8e18cdd96d3 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -1164,8 +1164,6 @@ void __init setup_arch(char **cmdline_p)
#ifdef CONFIG_VT
#if defined(CONFIG_VGA_CONSOLE)
conswitchp = &vga_con;
-#elif defined(CONFIG_DUMMY_CONSOLE)
- conswitchp = &dummy_con;
#endif
#endif
diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
index b6f9455d7ca3..a34890bf309f 100644
--- a/arch/arm64/kernel/setup.c
+++ b/arch/arm64/kernel/setup.c
@@ -360,9 +360,6 @@ void __init setup_arch(char **cmdline_p)
init_task.thread_info.ttbr0 = __pa_symbol(empty_zero_page);
#endif
-#ifdef CONFIG_VT
- conswitchp = &dummy_con;
-#endif
if (boot_args[1] || boot_args[2] || boot_args[3]) {
pr_err("WARNING: x1-x3 nonzero in violation of boot protocol:\n"
"\tx1: %016llx\n\tx2: %016llx\n\tx3: %016llx\n"
diff --git a/arch/csky/kernel/setup.c b/arch/csky/kernel/setup.c
index 23ee604aafdb..52eaf31ba27f 100644
--- a/arch/csky/kernel/setup.c
+++ b/arch/csky/kernel/setup.c
@@ -136,10 +136,6 @@ void __init setup_arch(char **cmdline_p)
#ifdef CONFIG_HIGHMEM
kmap_init();
#endif
-
-#if defined(CONFIG_VT) && defined(CONFIG_DUMMY_CONSOLE)
- conswitchp = &dummy_con;
-#endif
}
unsigned long va_pa_offset;
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c
index c49fcef754de..4009383453f7 100644
--- a/arch/ia64/kernel/setup.c
+++ b/arch/ia64/kernel/setup.c
@@ -608,9 +608,6 @@ setup_arch (char **cmdline_p)
#ifdef CONFIG_VT
if (!conswitchp) {
-# if defined(CONFIG_DUMMY_CONSOLE)
- conswitchp = &dummy_con;
-# endif
# if defined(CONFIG_VGA_CONSOLE)
/*
* Non-legacy systems may route legacy VGA MMIO range to system
diff --git a/arch/m68k/kernel/setup_mm.c b/arch/m68k/kernel/setup_mm.c
index 528484feff80..ab8aa7be260f 100644
--- a/arch/m68k/kernel/setup_mm.c
+++ b/arch/m68k/kernel/setup_mm.c
@@ -274,10 +274,6 @@ void __init setup_arch(char **cmdline_p)
parse_early_param();
-#ifdef CONFIG_DUMMY_CONSOLE
- conswitchp = &dummy_con;
-#endif
-
switch (m68k_machtype) {
#ifdef CONFIG_AMIGA
case MACH_AMIGA:
diff --git a/arch/m68k/kernel/setup_no.c b/arch/m68k/kernel/setup_no.c
index 3c5def10d486..a63483de7a42 100644
--- a/arch/m68k/kernel/setup_no.c
+++ b/arch/m68k/kernel/setup_no.c
@@ -146,10 +146,6 @@ void __init setup_arch(char **cmdline_p)
memcpy(boot_command_line, command_line, COMMAND_LINE_SIZE);
boot_command_line[COMMAND_LINE_SIZE-1] = 0;
-#if defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_DUMMY_CONSOLE)
- conswitchp = &dummy_con;
-#endif
-
/*
* Give all the memory to the bootmap allocator, tell it to put the
* boot mem_map at the start of memory.
diff --git a/arch/m68k/sun3x/config.c b/arch/m68k/sun3x/config.c
index 03ce7f9facfe..d806dee71a9c 100644
--- a/arch/m68k/sun3x/config.c
+++ b/arch/m68k/sun3x/config.c
@@ -70,7 +70,6 @@ void __init config_sun3x(void)
break;
default:
serial_console = 0;
- conswitchp = &dummy_con;
break;
}
#endif
diff --git a/arch/microblaze/kernel/setup.c b/arch/microblaze/kernel/setup.c
index 522a0c5d9c59..511c1ab7f57f 100644
--- a/arch/microblaze/kernel/setup.c
+++ b/arch/microblaze/kernel/setup.c
@@ -65,10 +65,6 @@ void __init setup_arch(char **cmdline_p)
microblaze_cache_init();
xilinx_pci_init();
-
-#if defined(CONFIG_DUMMY_CONSOLE)
- conswitchp = &dummy_con;
-#endif
}
#ifdef CONFIG_MTD_UCLINUX
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index c3d4212b5f1d..a28057946ed1 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -796,8 +796,6 @@ void __init setup_arch(char **cmdline_p)
#if defined(CONFIG_VT)
#if defined(CONFIG_VGA_CONSOLE)
conswitchp = &vga_con;
-#elif defined(CONFIG_DUMMY_CONSOLE)
- conswitchp = &dummy_con;
#endif
#endif
diff --git a/arch/nds32/kernel/setup.c b/arch/nds32/kernel/setup.c
index 31d29d92478e..a066efbe53c0 100644
--- a/arch/nds32/kernel/setup.c
+++ b/arch/nds32/kernel/setup.c
@@ -317,11 +317,6 @@ void __init setup_arch(char **cmdline_p)
unflatten_and_copy_device_tree();
- if(IS_ENABLED(CONFIG_VT)) {
- if(IS_ENABLED(CONFIG_DUMMY_CONSOLE))
- conswitchp = &dummy_con;
- }
-
*cmdline_p = boot_command_line;
early_trap_init();
}
diff --git a/arch/nios2/kernel/setup.c b/arch/nios2/kernel/setup.c
index 4cf35b09c0ec..3c6e3c813a0b 100644
--- a/arch/nios2/kernel/setup.c
+++ b/arch/nios2/kernel/setup.c
@@ -196,8 +196,4 @@ void __init setup_arch(char **cmdline_p)
* get kmalloc into gear
*/
paging_init();
-
-#if defined(CONFIG_VT) && defined(CONFIG_DUMMY_CONSOLE)
- conswitchp = &dummy_con;
-#endif
}
diff --git a/arch/openrisc/kernel/setup.c b/arch/openrisc/kernel/setup.c
index d668f5be3a99..c0a774b51e45 100644
--- a/arch/openrisc/kernel/setup.c
+++ b/arch/openrisc/kernel/setup.c
@@ -308,11 +308,6 @@ void __init setup_arch(char **cmdline_p)
/* paging_init() sets up the MMU and marks all pages as reserved */
paging_init();
-#if defined(CONFIG_VT) && defined(CONFIG_DUMMY_CONSOLE)
- if (!conswitchp)
- conswitchp = &dummy_con;
-#endif
-
*cmdline_p = boot_command_line;
printk(KERN_INFO "OpenRISC Linux -- http://openrisc.io\n");
diff --git a/arch/parisc/kernel/setup.c b/arch/parisc/kernel/setup.c
index 53a21ce927de..e320bae501d3 100644
--- a/arch/parisc/kernel/setup.c
+++ b/arch/parisc/kernel/setup.c
@@ -151,10 +151,6 @@ void __init setup_arch(char **cmdline_p)
dma_ops_init();
#endif
-#if defined(CONFIG_VT) && defined(CONFIG_DUMMY_CONSOLE)
- conswitchp = &dummy_con; /* we use do_take_over_console() later ! */
-#endif
-
clear_sched_clock_stable();
}
diff --git a/arch/powerpc/kernel/legacy_serial.c b/arch/powerpc/kernel/legacy_serial.c
index 7cea5978f21f..f061e06e9f51 100644
--- a/arch/powerpc/kernel/legacy_serial.c
+++ b/arch/powerpc/kernel/legacy_serial.c
@@ -479,8 +479,10 @@ static void __init fixup_port_irq(int index,
port->irq = virq;
#ifdef CONFIG_SERIAL_8250_FSL
- if (of_device_is_compatible(np, "fsl,ns16550"))
+ if (of_device_is_compatible(np, "fsl,ns16550")) {
port->handle_irq = fsl8250_handle_irq;
+ port->has_sysrq = IS_ENABLED(CONFIG_SERIAL_8250_CONSOLE);
+ }
#endif
}
diff --git a/arch/powerpc/kernel/setup-common