openwrt/target/linux/mediatek/patches-6.6/410-bt-mtk-serial-fix.patch
John Audia 5c2eca676a kernel: bump 6.6 to 6.6.24
Changelog: https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.24

Removed upstreamed:
	generic/backport-6.6/838-v6.9-leds-trigger-netdev-Fix-kernel-panic-on-interface-re.patch[1]
	generic/backport-6.6/981-mtd-spinand-Add-support-for-5-byte-IDs.patch[2]
	mediatek/patches-6.6/831-thermal-drivers-mediatek-Fix-control-buffer-enablement-on-MT7896.patch[3]

Removed:
	ipq40xx/patches-6.6/110-mtd-limit-OTP-nvmem-to-non-nand-devices.patch[4]

All other patches automatically rebased.

1. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.6.24&id=10f2af1af8ab8a7064f193446abd5579d3def7e3
2. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.6.24&id=9c74507e6c4382d12a5e418742b81fd441f03313
3. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.6.24&id=fe750e2744428be6aec7395b13df3b34381ce6b6
4. Acknowledgment to @DragonBlurp for pointing out the redundancy of this patch. dd78a59cd7

Build system: x86/64
Build-tested: x86/64/AMD Cezanne, flogic/xiaomi_redmi-router-ax6000-ubootmod, ramips/tplink_archer-a6-v3
Run-tested: x86/64/AMD Cezanne, flogic/xiaomi_redmi-router-ax6000-ubootmod, ramips/tplink_archer-a6-v3

Signed-off-by: John Audia <therealgraysky@proton.me>
2024-04-05 14:43:44 -04:00

34 lines
1.1 KiB
Diff

--- a/drivers/tty/serial/8250/8250.h
+++ b/drivers/tty/serial/8250/8250.h
@@ -86,6 +86,7 @@ struct serial8250_config {
* STOP PARITY EPAR SPAR WLEN5 WLEN6
*/
#define UART_CAP_NOTEMT BIT(18) /* UART without interrupt on TEMT available */
+#define UART_CAP_NMOD BIT(19) /* UART doesn't do termios */
#define UART_BUG_QUOT BIT(0) /* UART has buggy quot LSB */
#define UART_BUG_TXEN BIT(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",
@@ -2774,6 +2774,11 @@ 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 ||