diff options
| author | Felix Fietkau <nbd@nbd.name> | 2020-10-24 21:15:20 +0200 |
|---|---|---|
| committer | Daniel Golle <daniel@makrotopia.org> | 2021-02-28 00:45:56 +0000 |
| commit | c46ccb69d17e584479df849a107423175a143c83 (patch) | |
| tree | 10c0b329ba571cbdd366e48e61173a64e56c841d /target/linux/mediatek/patches-5.10/410-bt-mtk-serial-fix.patch | |
| parent | 11425c9de29c8b9c5e4d7eec163a6afbb7fbdce2 (diff) | |
| download | upstream-c46ccb69d17e584479df849a107423175a143c83.tar.gz upstream-c46ccb69d17e584479df849a107423175a143c83.tar.bz2 upstream-c46ccb69d17e584479df849a107423175a143c83.zip | |
mediatek: mt7622: add Linux 5.10 support
Switch mt7622 subtarget to Linux 5.10, it has been tested by many of us
on several devices for a couple of weeks already.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'target/linux/mediatek/patches-5.10/410-bt-mtk-serial-fix.patch')
| -rw-r--r-- | target/linux/mediatek/patches-5.10/410-bt-mtk-serial-fix.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches-5.10/410-bt-mtk-serial-fix.patch b/target/linux/mediatek/patches-5.10/410-bt-mtk-serial-fix.patch new file mode 100644 index 0000000000..2e474dd5fe --- /dev/null +++ b/target/linux/mediatek/patches-5.10/410-bt-mtk-serial-fix.patch @@ -0,0 +1,33 @@ +--- a/drivers/tty/serial/8250/8250.h ++++ b/drivers/tty/serial/8250/8250.h +@@ -82,6 +82,7 @@ struct serial8250_config { + #define UART_CAP_MINI (1 << 17) /* Mini UART on BCM283X family lacks: + * STOP PARITY EPAR SPAR WLEN5 WLEN6 + */ ++#define UART_CAP_NMOD (1 << 18) /* UART doesn't do termios */ + + #define UART_BUG_QUOT (1 << 0) /* UART has buggy quot LSB */ + #define UART_BUG_TXEN (1 << 1) /* UART has buggy TX IIR status */ +--- a/drivers/tty/serial/8250/8250_port.c ++++ b/drivers/tty/serial/8250/8250_port.c +@@ -287,7 +287,7 @@ static const struct serial8250_config ua + .tx_loadsz = 16, + .fcr = UART_FCR_ENABLE_FIFO | + UART_FCR_CLEAR_RCVR | UART_FCR_CLEAR_XMIT, +- .flags = UART_CAP_FIFO, ++ .flags = UART_CAP_FIFO | UART_CAP_NMOD, + }, + [PORT_NPCM] = { + .name = "Nuvoton 16550", +@@ -2687,6 +2687,11 @@ serial8250_do_set_termios(struct uart_po + unsigned long flags; + unsigned int baud, quot, frac = 0; + ++ if (up->capabilities & UART_CAP_NMOD) { ++ termios->c_cflag = 0; ++ return; ++ } ++ + if (up->capabilities & UART_CAP_MINI) { + termios->c_cflag &= ~(CSTOPB | PARENB | PARODD | CMSPAR); + if ((termios->c_cflag & CSIZE) == CS5 || |