From 9c267ddb41a6108761c82bf7444ea5e6eacc8222 Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Fri, 8 Jul 2016 17:00:40 +0800 Subject: [PATCH] tty: amba-pl011: add .get_fifosize for ZTE device ZTE PL011 device has a fixed FIFO size 16. Let's add a .get_fifosize hook for it. Signed-off-by: Shawn Guo Acked-by: Russell King Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/amba-pl011.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c index 3914ad0c2c26..055fe27e364f 100644 --- a/drivers/tty/serial/amba-pl011.c +++ b/drivers/tty/serial/amba-pl011.c @@ -204,6 +204,11 @@ static const u16 pl011_zte_offsets[REG_ARRAY_SIZE] = { [REG_DMACR] = ZX_UART011_DMACR, }; +static unsigned int get_fifosize_zte(struct amba_device *dev) +{ + return 16; +} + static struct vendor_data vendor_zte __maybe_unused = { .reg_offset = pl011_zte_offsets, .access_32b = true, @@ -212,7 +217,7 @@ static struct vendor_data vendor_zte __maybe_unused = { .fr_dsr = ZX_UART01x_FR_DSR, .fr_cts = ZX_UART01x_FR_CTS, .fr_ri = ZX_UART011_FR_RI, - .get_fifosize = get_fifosize_arm, + .get_fifosize = get_fifosize_zte, }; /* Deals with DMA transactions */ -- 2.20.1