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serial: 8250: dw: Move definitions to the shared header

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Move the per-device structure and a helper out of the main .c file, into
a shared header as they will both be reused from another .c file.

There is no functional change.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Phil Edworthy <phil.edworthy@renesas.com>
[miquel.raynal@bootlin.com: Extracted from a bigger change]
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/r/20220422180615.9098-2-miquel.raynal@bootlin.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Phil Edworthy 2022-04-22 20:06:07 +02:00 committed by Greg Kroah-Hartman
parent 5390e7f46b
commit d9666dfb31
2 changed files with 26 additions and 21 deletions
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21
drivers/tty/serial/8250/8250_dw.c
View File

@ -37,27 +37,6 @@
/* DesignWare specific register fields */
#define DW_UART_MCR_SIRE BIT(6)
struct dw8250_data {
struct dw8250_port_data data;
u8 usr_reg;
int msr_mask_on;
int msr_mask_off;
struct clk *clk;
struct clk *pclk;
struct notifier_block clk_notifier;
struct work_struct clk_work;
struct reset_control *rst;
unsigned int skip_autocfg:1;
unsigned int uart_16550_compatible:1;
};
static inline struct dw8250_data *to_dw8250_data(struct dw8250_port_data *data)
{
return container_of(data, struct dw8250_data, data);
}
static inline struct dw8250_data *clk_to_dw8250_data(struct notifier_block *nb)
{
return container_of(nb, struct dw8250_data, clk_notifier);

26
drivers/tty/serial/8250/8250_dwlib.h
View File

@ -1,10 +1,15 @@
/* SPDX-License-Identifier: GPL-2.0+ */
/* Synopsys DesignWare 8250 library header file. */
#include <linux/notifier.h>
#include <linux/types.h>
#include <linux/workqueue.h>
#include "8250.h"
struct clk;
struct reset_control;
struct dw8250_port_data {
/* Port properties */
int line;
@ -16,5 +21,26 @@ struct dw8250_port_data {
u8 dlf_size;
};
struct dw8250_data {
struct dw8250_port_data data;
u8 usr_reg;
int msr_mask_on;
int msr_mask_off;
struct clk *clk;
struct clk *pclk;
struct notifier_block clk_notifier;
struct work_struct clk_work;
struct reset_control *rst;
unsigned int skip_autocfg:1;
unsigned int uart_16550_compatible:1;
};
void dw8250_do_set_termios(struct uart_port *p, struct ktermios *termios, struct ktermios *old);
void dw8250_setup_port(struct uart_port *p);
static inline struct dw8250_data *to_dw8250_data(struct dw8250_port_data *data)
{
return container_of(data, struct dw8250_data, data);
}