Commit 86459b0e authored by Qipan Li's avatar Qipan Li Committed by Greg Kroah-Hartman

serial: sirf: correct the fifo empty_bit

Signed-off-by: default avatarQipan Li <Qipan.Li@csr.com>
Signed-off-by: default avatarBarry Song <Baohua.Song@csr.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 326707ed
...@@ -117,7 +117,7 @@ u32 uart_usp_ff_empty_mask(struct uart_port *port) ...@@ -117,7 +117,7 @@ u32 uart_usp_ff_empty_mask(struct uart_port *port)
{ {
u32 empty_bit; u32 empty_bit;
empty_bit = ilog2(port->fifosize); empty_bit = ilog2(port->fifosize) + 1;
return (1 << empty_bit); return (1 << empty_bit);
} }
struct sirfsoc_uart_register sirfsoc_usp = { struct sirfsoc_uart_register sirfsoc_usp = {
......
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