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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [xen staging] drivers: char: Drop useless suspend/resume stubs in Arm drivers
commit 4932163b358f0a577395b797d430eafc9b8ec442
Author: Michal Orzel <michal.orzel@xxxxxxx>
AuthorDate: Thu Apr 4 09:51:42 2024 +0200
Commit: Stefano Stabellini <stefano.stabellini@xxxxxxx>
CommitDate: Thu Apr 4 16:35:58 2024 -0700
drivers: char: Drop useless suspend/resume stubs in Arm drivers
On Arm we don't use console_{suspend,resume} and the corresponding
stubs in serial drivers are being redundantly copied whenever a new
driver is added. Drop them as well as useless .endboot = NULL assignment.
Signed-off-by: Michal Orzel <michal.orzel@xxxxxxx>
Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>
Acked-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
---
xen/drivers/char/cadence-uart.c | 13 -------------
xen/drivers/char/exynos4210-uart.c | 13 -------------
xen/drivers/char/imx-lpuart.c | 13 -------------
xen/drivers/char/meson-uart.c | 13 -------------
xen/drivers/char/mvebu-uart.c | 13 -------------
xen/drivers/char/omap-uart.c | 13 -------------
xen/drivers/char/pl011.c | 13 -------------
xen/drivers/char/scif-uart.c | 13 -------------
8 files changed, 104 deletions(-)
diff --git a/xen/drivers/char/cadence-uart.c b/xen/drivers/char/cadence-uart.c
index 3618fa88d8..b2f379833f 100644
--- a/xen/drivers/char/cadence-uart.c
+++ b/xen/drivers/char/cadence-uart.c
@@ -90,16 +90,6 @@ static void __init cuart_init_postirq(struct serial_port
*port)
cuart_write(uart, R_UART_IER, UART_SR_INTR_RTRIG);
}
-static void cuart_suspend(struct serial_port *port)
-{
- BUG();
-}
-
-static void cuart_resume(struct serial_port *port)
-{
- BUG();
-}
-
static int cuart_tx_ready(struct serial_port *port)
{
struct cuart *uart = port->uart;
@@ -143,9 +133,6 @@ static const struct vuart_info *cuart_vuart(struct
serial_port *port)
static struct uart_driver __read_mostly cuart_driver = {
.init_preirq = cuart_init_preirq,
.init_postirq = cuart_init_postirq,
- .endboot = NULL,
- .suspend = cuart_suspend,
- .resume = cuart_resume,
.tx_ready = cuart_tx_ready,
.putc = cuart_putc,
.getc = cuart_getc,
diff --git a/xen/drivers/char/exynos4210-uart.c
b/xen/drivers/char/exynos4210-uart.c
index b29fd75c5a..58901df554 100644
--- a/xen/drivers/char/exynos4210-uart.c
+++ b/xen/drivers/char/exynos4210-uart.c
@@ -212,16 +212,6 @@ static void __init exynos4210_uart_init_postirq(struct
serial_port *port)
exynos4210_write(uart, UMCON, exynos4210_read(uart, UMCON) | UMCON_INT_EN);
}
-static void exynos4210_uart_suspend(struct serial_port *port)
-{
- BUG(); // XXX
-}
-
-static void exynos4210_uart_resume(struct serial_port *port)
-{
- BUG(); // XXX
-}
-
static int exynos4210_uart_tx_ready(struct serial_port *port)
{
struct exynos4210_uart *uart = port->uart;
@@ -286,9 +276,6 @@ static const struct vuart_info
*exynos4210_vuart_info(struct serial_port *port)
static struct uart_driver __read_mostly exynos4210_uart_driver = {
.init_preirq = exynos4210_uart_init_preirq,
.init_postirq = exynos4210_uart_init_postirq,
- .endboot = NULL,
- .suspend = exynos4210_uart_suspend,
- .resume = exynos4210_uart_resume,
.tx_ready = exynos4210_uart_tx_ready,
.putc = exynos4210_uart_putc,
.getc = exynos4210_uart_getc,
diff --git a/xen/drivers/char/imx-lpuart.c b/xen/drivers/char/imx-lpuart.c
index 522680a25c..faf4693b66 100644
--- a/xen/drivers/char/imx-lpuart.c
+++ b/xen/drivers/char/imx-lpuart.c
@@ -101,16 +101,6 @@ static void __init imx_lpuart_init_postirq(struct
serial_port *port)
imx_lpuart_write(uart, UARTCTRL, temp);
}
-static void imx_lpuart_suspend(struct serial_port *port)
-{
- BUG();
-}
-
-static void imx_lpuart_resume(struct serial_port *port)
-{
- BUG();
-}
-
static int imx_lpuart_tx_ready(struct serial_port *port)
{
struct imx_lpuart *uart = port->uart;
@@ -185,9 +175,6 @@ static void imx_lpuart_stop_tx(struct serial_port *port)
static struct uart_driver __read_mostly imx_lpuart_driver = {
.init_preirq = imx_lpuart_init_preirq,
.init_postirq = imx_lpuart_init_postirq,
- .endboot = NULL,
- .suspend = imx_lpuart_suspend,
- .resume = imx_lpuart_resume,
.tx_ready = imx_lpuart_tx_ready,
.putc = imx_lpuart_putc,
.getc = imx_lpuart_getc,
diff --git a/xen/drivers/char/meson-uart.c b/xen/drivers/char/meson-uart.c
index 694381986d..407a276085 100644
--- a/xen/drivers/char/meson-uart.c
+++ b/xen/drivers/char/meson-uart.c
@@ -116,16 +116,6 @@ static void __init meson_uart_init_postirq(struct
serial_port *port)
(AML_UART_RX_INT_EN | AML_UART_TX_INT_EN));
}
-static void meson_uart_suspend(struct serial_port *port)
-{
- BUG();
-}
-
-static void meson_uart_resume(struct serial_port *port)
-{
- BUG();
-}
-
static void meson_uart_putc(struct serial_port *port, char c)
{
struct meson_uart *uart = port->uart;
@@ -191,9 +181,6 @@ static int meson_uart_tx_ready(struct serial_port *port)
static struct uart_driver __read_mostly meson_uart_driver = {
.init_preirq = meson_uart_init_preirq,
.init_postirq = meson_uart_init_postirq,
- .endboot = NULL,
- .suspend = meson_uart_suspend,
- .resume = meson_uart_resume,
.putc = meson_uart_putc,
.getc = meson_uart_getc,
.tx_ready = meson_uart_tx_ready,
diff --git a/xen/drivers/char/mvebu-uart.c b/xen/drivers/char/mvebu-uart.c
index 1913fe8b5f..db2418576c 100644
--- a/xen/drivers/char/mvebu-uart.c
+++ b/xen/drivers/char/mvebu-uart.c
@@ -125,16 +125,6 @@ static void __init mvebu3700_uart_init_postirq(struct
serial_port *port)
mvebu3700_write(uart, UART_CTRL_REG, reg);
}
-static void mvebu3700_uart_suspend(struct serial_port *port)
-{
- BUG();
-}
-
-static void mvebu3700_uart_resume(struct serial_port *port)
-{
- BUG();
-}
-
static void mvebu3700_uart_putc(struct serial_port *port, char c)
{
struct mvebu3700_uart *uart = port->uart;
@@ -213,9 +203,6 @@ static int mvebu3700_uart_tx_ready(struct serial_port *port)
static struct uart_driver __read_mostly mvebu3700_uart_driver = {
.init_preirq = mvebu3700_uart_init_preirq,
.init_postirq = mvebu3700_uart_init_postirq,
- .endboot = NULL,
- .suspend = mvebu3700_uart_suspend,
- .resume = mvebu3700_uart_resume,
.putc = mvebu3700_uart_putc,
.getc = mvebu3700_uart_getc,
.tx_ready = mvebu3700_uart_tx_ready,
diff --git a/xen/drivers/char/omap-uart.c b/xen/drivers/char/omap-uart.c
index e4f5be2289..f4368c158c 100644
--- a/xen/drivers/char/omap-uart.c
+++ b/xen/drivers/char/omap-uart.c
@@ -242,16 +242,6 @@ static void __init omap_uart_init_postirq(struct
serial_port *port)
omap_write(uart, UART_IER, UART_IER_ERDAI|UART_IER_ETHREI|UART_IER_ELSI);
}
-static void omap_uart_suspend(struct serial_port *port)
-{
- BUG();
-}
-
-static void omap_uart_resume(struct serial_port *port)
-{
- BUG();
-}
-
static int omap_uart_tx_ready(struct serial_port *port)
{
struct omap_uart *uart = port->uart;
@@ -307,9 +297,6 @@ static const struct vuart_info *omap_vuart_info(struct
serial_port *port)
static struct uart_driver __read_mostly omap_uart_driver = {
.init_preirq = omap_uart_init_preirq,
.init_postirq = omap_uart_init_postirq,
- .endboot = NULL,
- .suspend = omap_uart_suspend,
- .resume = omap_uart_resume,
.tx_ready = omap_uart_tx_ready,
.putc = omap_uart_putc,
.getc = omap_uart_getc,
diff --git a/xen/drivers/char/pl011.c b/xen/drivers/char/pl011.c
index 7260a988ca..5f9913367d 100644
--- a/xen/drivers/char/pl011.c
+++ b/xen/drivers/char/pl011.c
@@ -166,16 +166,6 @@ static void __init pl011_init_postirq(struct serial_port
*port)
pl011_write(uart, IMSC, RTI|OEI|BEI|PEI|FEI|TXI|RXI);
}
-static void pl011_suspend(struct serial_port *port)
-{
- BUG(); // XXX
-}
-
-static void pl011_resume(struct serial_port *port)
-{
- BUG(); // XXX
-}
-
static int pl011_tx_ready(struct serial_port *port)
{
struct pl011 *uart = port->uart;
@@ -232,9 +222,6 @@ static void pl011_tx_start(struct serial_port *port)
static struct uart_driver __read_mostly pl011_driver = {
.init_preirq = pl011_init_preirq,
.init_postirq = pl011_init_postirq,
- .endboot = NULL,
- .suspend = pl011_suspend,
- .resume = pl011_resume,
.tx_ready = pl011_tx_ready,
.putc = pl011_putc,
.getc = pl011_getc,
diff --git a/xen/drivers/char/scif-uart.c b/xen/drivers/char/scif-uart.c
index b7f86f882c..757793ca45 100644
--- a/xen/drivers/char/scif-uart.c
+++ b/xen/drivers/char/scif-uart.c
@@ -195,16 +195,6 @@ static void __init scif_uart_init_postirq(struct
serial_port *port)
params->irq_flags);
}
-static void scif_uart_suspend(struct serial_port *port)
-{
- BUG();
-}
-
-static void scif_uart_resume(struct serial_port *port)
-{
- BUG();
-}
-
static int scif_uart_tx_ready(struct serial_port *port)
{
struct scif_uart *uart = port->uart;
@@ -284,9 +274,6 @@ static void scif_uart_stop_tx(struct serial_port *port)
static struct uart_driver __read_mostly scif_uart_driver = {
.init_preirq = scif_uart_init_preirq,
.init_postirq = scif_uart_init_postirq,
- .endboot = NULL,
- .suspend = scif_uart_suspend,
- .resume = scif_uart_resume,
.tx_ready = scif_uart_tx_ready,
.putc = scif_uart_putc,
.getc = scif_uart_getc,
--
generated by git-patchbot for /home/xen/git/xen.git#staging
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