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tty: serial: qcom-geni-serial: improve the to_dev_port() macro

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The member we want to resolve in struct qcom_geni_serial_port is called
uport so we don't need an additional redundant parameter in this macro.

While at it: turn the macro into a static inline function.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20221229155030.418800-6-brgl@bgdev.pl
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Bartosz Golaszewski 2022-12-29 16:50:21 +01:00 committed by Greg Kroah-Hartman
parent 6cde11dbf4
commit 00ce7c6e86
1 changed files with 19 additions and 17 deletions
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36
drivers/tty/serial/qcom_geni_serial.c
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@ -133,8 +133,10 @@ static const struct uart_ops qcom_geni_uart_pops;
static struct uart_driver qcom_geni_console_driver;
static struct uart_driver qcom_geni_uart_driver;
#define to_dev_port(ptr, member) \
container_of(ptr, struct qcom_geni_serial_port, member)
static inline struct qcom_geni_serial_port *to_dev_port(struct uart_port *uport)
{
return container_of(uport, struct qcom_geni_serial_port, uport);
}
static struct qcom_geni_serial_port qcom_geni_uart_ports[GENI_UART_PORTS] = {
[0] = {
@ -175,7 +177,7 @@ static struct qcom_geni_serial_port qcom_geni_console_port = {
static int qcom_geni_serial_request_port(struct uart_port *uport)
{
struct platform_device *pdev = to_platform_device(uport->dev);
struct qcom_geni_serial_port *port = to_dev_port(uport, uport);
struct qcom_geni_serial_port *port = to_dev_port(uport);
uport->membase = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(uport->membase))
@ -212,7 +214,7 @@ static void qcom_geni_serial_set_mctrl(struct uart_port *uport,
unsigned int mctrl)
{
u32 uart_manual_rfr = 0;
struct qcom_geni_serial_port *port = to_dev_port(uport, uport);
struct qcom_geni_serial_port *port = to_dev_port(uport);
if (uart_console(uport))
return;
@ -253,7 +255,7 @@ static bool qcom_geni_serial_poll_bit(struct uart_port *uport,
struct qcom_geni_private_data *private_data = uport->private_data;
if (private_data->drv) {
port = to_dev_port(uport, uport);
port = to_dev_port(uport);
baud = port->baud;
if (!baud)
baud = 115200;
@ -506,7 +508,7 @@ static int handle_rx_console(struct uart_port *uport, u32 bytes, bool drop)
u32 i;
unsigned char buf[sizeof(u32)];
struct tty_port *tport;
struct qcom_geni_serial_port *port = to_dev_port(uport, uport);
struct qcom_geni_serial_port *port = to_dev_port(uport);
tport = &uport->state->port;
for (i = 0; i < bytes; ) {
@ -549,7 +551,7 @@ static int handle_rx_console(struct uart_port *uport, u32 bytes, bool drop)
static int handle_rx_uart(struct uart_port *uport, u32 bytes, bool drop)
{
struct tty_port *tport;
struct qcom_geni_serial_port *port = to_dev_port(uport, uport);
struct qcom_geni_serial_port *port = to_dev_port(uport);
u32 num_bytes_pw = port->tx_fifo_width / BITS_PER_BYTE;
u32 words = ALIGN(bytes, num_bytes_pw) / num_bytes_pw;
int ret;
@ -598,7 +600,7 @@ static void qcom_geni_serial_stop_tx(struct uart_port *uport)
{
u32 irq_en;
u32 status;
struct qcom_geni_serial_port *port = to_dev_port(uport, uport);
struct qcom_geni_serial_port *port = to_dev_port(uport);
irq_en = readl(uport->membase + SE_GENI_M_IRQ_EN);
irq_en &= ~(M_CMD_DONE_EN | M_TX_FIFO_WATERMARK_EN);
@ -627,7 +629,7 @@ static void qcom_geni_serial_handle_rx(struct uart_port *uport, bool drop)
u32 last_word_byte_cnt;
u32 last_word_partial;
u32 total_bytes;
struct qcom_geni_serial_port *port = to_dev_port(uport, uport);
struct qcom_geni_serial_port *port = to_dev_port(uport);
status = readl(uport->membase + SE_GENI_RX_FIFO_STATUS);
word_cnt = status & RX_FIFO_WC_MSK;
@ -649,7 +651,7 @@ static void qcom_geni_serial_stop_rx(struct uart_port *uport)
{
u32 irq_en;
u32 status;
struct qcom_geni_serial_port *port = to_dev_port(uport, uport);
struct qcom_geni_serial_port *port = to_dev_port(uport);
u32 s_irq_status;
irq_en = readl(uport->membase + SE_GENI_S_IRQ_EN);
@ -687,7 +689,7 @@ static void qcom_geni_serial_start_rx(struct uart_port *uport)
{
u32 irq_en;
u32 status;
struct qcom_geni_serial_port *port = to_dev_port(uport, uport);
struct qcom_geni_serial_port *port = to_dev_port(uport);
status = readl(uport->membase + SE_GENI_STATUS);
if (status & S_GENI_CMD_ACTIVE)
@ -707,7 +709,7 @@ static void qcom_geni_serial_start_rx(struct uart_port *uport)
static void qcom_geni_serial_handle_tx(struct uart_port *uport, bool done,
bool active)
{
struct qcom_geni_serial_port *port = to_dev_port(uport, uport);
struct qcom_geni_serial_port *port = to_dev_port(uport);
struct circ_buf *xmit = &uport->state->xmit;
size_t avail;
size_t remaining;
@ -803,7 +805,7 @@ static irqreturn_t qcom_geni_serial_isr(int isr, void *dev)
struct uart_port *uport = dev;
bool drop_rx = false;
struct tty_port *tport = &uport->state->port;
struct qcom_geni_serial_port *port = to_dev_port(uport, uport);
struct qcom_geni_serial_port *port = to_dev_port(uport);
if (uport->suspended)
return IRQ_NONE;
@ -871,7 +873,7 @@ static void qcom_geni_serial_shutdown(struct uart_port *uport)
static int qcom_geni_serial_port_setup(struct uart_port *uport)
{
struct qcom_geni_serial_port *port = to_dev_port(uport, uport);
struct qcom_geni_serial_port *port = to_dev_port(uport);
u32 rxstale = DEFAULT_BITS_PER_CHAR * STALE_TIMEOUT;
u32 proto;
u32 pin_swap;
@ -920,7 +922,7 @@ static int qcom_geni_serial_port_setup(struct uart_port *uport)
static int qcom_geni_serial_startup(struct uart_port *uport)
{
int ret;
struct qcom_geni_serial_port *port = to_dev_port(uport, uport);
struct qcom_geni_serial_port *port = to_dev_port(uport);
if (!port->setup) {
ret = qcom_geni_serial_port_setup(uport);
@ -1006,7 +1008,7 @@ static void qcom_geni_serial_set_termios(struct uart_port *uport,
u32 stop_bit_len;
unsigned int clk_div;
u32 ser_clk_cfg;
struct qcom_geni_serial_port *port = to_dev_port(uport, uport);
struct qcom_geni_serial_port *port = to_dev_port(uport);
unsigned long clk_rate;
u32 ver, sampling_rate;
unsigned int avg_bw_core;
@ -1291,7 +1293,7 @@ static struct uart_driver qcom_geni_uart_driver = {
static void qcom_geni_serial_pm(struct uart_port *uport,
unsigned int new_state, unsigned int old_state)
{
struct qcom_geni_serial_port *port = to_dev_port(uport, uport);
struct qcom_geni_serial_port *port = to_dev_port(uport);
/* If we've never been called, treat it as off */
if (old_state == UART_PM_STATE_UNDEFINED)