tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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Merge tag 'tty-6.4-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

Pull serial driver fixes from Greg KH:
"Here are two small serial driver fixes for 6.4-rc7 that resolve some
reported problems:

- lantiq serial driver irq fix

- fsl_lpuart serial driver watermark fix

Both of these have been in linux-next this week with no reported issues"

* tag 'tty-6.4-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty:
tty: serial: fsl_lpuart: reduce RX watermark to 0 on LS1028A
serial: lantiq: add missing interrupt ack

Linus Torvalds 3c0eb442 c6cf6be9

+2 -1
+1 -1
drivers/tty/serial/fsl_lpuart.c
··· 310 310 static const struct lpuart_soc_data ls1028a_data = { 311 311 .devtype = LS1028A_LPUART, 312 312 .iotype = UPIO_MEM32, 313 - .rx_watermark = 1, 313 + .rx_watermark = 0, 314 314 }; 315 315 316 316 static struct lpuart_soc_data imx7ulp_data = {
+1
drivers/tty/serial/lantiq.c
··· 250 250 struct ltq_uart_port *ltq_port = to_ltq_uart_port(port); 251 251 252 252 spin_lock_irqsave(&ltq_port->lock, flags); 253 + __raw_writel(ASC_IRNCR_EIR, port->membase + LTQ_ASC_IRNCR); 253 254 /* clear any pending interrupts */ 254 255 asc_update_bits(0, ASCWHBSTATE_CLRPE | ASCWHBSTATE_CLRFE | 255 256 ASCWHBSTATE_CLRROE, port->membase + LTQ_ASC_WHBSTATE);