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Commit dd4da3a5 authored by SUGIOKA Toshinobu's avatar SUGIOKA Toshinobu Committed by Paul Mundt
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serial: sh-sci: fix sci interrupt handler 



Fix up the error bit handling on SCI ports.

Signed-off-by: default avatarSUGIOKA Toshinobu <sugioka@itonet.co.jp>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 2b5c0c72

drivers/serial/sh-sci.c

+4 −4
Original line number Diff line number Diff line
@@ -716,16 +716,16 @@ static irqreturn_t sci_mpxed_interrupt(int irq, void *ptr) 
	err_enabled = scr_status & (SCI_CTRL_FLAGS_REIE | SCI_CTRL_FLAGS_RIE);



	/* Tx Interrupt */

	if ((ssr_status & 0x0020) && (scr_status & SCI_CTRL_FLAGS_TIE))

	if ((ssr_status & SCxSR_TDxE(port)) && (scr_status & SCI_CTRL_FLAGS_TIE))

		ret = sci_tx_interrupt(irq, ptr);

	/* Rx Interrupt */

	if ((ssr_status & 0x0002) && (scr_status & SCI_CTRL_FLAGS_RIE))

	if ((ssr_status & SCxSR_RDxF(port)) && (scr_status & SCI_CTRL_FLAGS_RIE))

		ret = sci_rx_interrupt(irq, ptr);

	/* Error Interrupt */

	if ((ssr_status & 0x0080) && err_enabled)

	if ((ssr_status & SCxSR_ERRORS(port)) && err_enabled)

		ret = sci_er_interrupt(irq, ptr);

	/* Break Interrupt */

	if ((ssr_status & 0x0010) && err_enabled)

	if ((ssr_status & SCxSR_BRK(port)) && err_enabled)

		ret = sci_br_interrupt(irq, ptr);



	return ret;