From: Sasha Levin <sashal@kernel.org>
To: stable@vger.kernel.org
Cc: Yang Yingliang <yangyingliang@huawei.com>,
Mark Brown <broonie@kernel.org>, Sasha Levin <sashal@kernel.org>
Subject: [PATCH 6.1.y 1/2] spi: st-ssc4: switch to use modern name
Date: Wed, 20 May 2026 09:11:32 -0400 [thread overview]
Message-ID: <20260520131133.3608592-1-sashal@kernel.org> (raw)
In-Reply-To: <2026051546-drinkable-guru-5feb@gregkh>
From: Yang Yingliang <yangyingliang@huawei.com>
[ Upstream commit e6b7e64cb11966b26646a362677ca5a08481157e ]
Change legacy name master/slave to modern name host/target or controller.
No functional changed.
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://msgid.link/r/20231128093031.3707034-4-yangyingliang@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Stable-dep-of: 19857374010d ("spi: st-ssc4: fix controller deregistration")
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/spi/spi-st-ssc4.c | 70 +++++++++++++++++++--------------------
1 file changed, 35 insertions(+), 35 deletions(-)
diff --git a/drivers/spi/spi-st-ssc4.c b/drivers/spi/spi-st-ssc4.c
index 843be803696bc..6dca8e60336c2 100644
--- a/drivers/spi/spi-st-ssc4.c
+++ b/drivers/spi/spi-st-ssc4.c
@@ -6,7 +6,7 @@
* Patrice Chotard <patrice.chotard@st.com>
* Lee Jones <lee.jones@linaro.org>
*
- * SPI master mode controller driver, used in STMicroelectronics devices.
+ * SPI host mode controller driver, used in STMicroelectronics devices.
*/
#include <linux/clk.h>
@@ -115,10 +115,10 @@ static void ssc_read_rx_fifo(struct spi_st *spi_st)
spi_st->words_remaining -= count;
}
-static int spi_st_transfer_one(struct spi_master *master,
+static int spi_st_transfer_one(struct spi_controller *host,
struct spi_device *spi, struct spi_transfer *t)
{
- struct spi_st *spi_st = spi_master_get_devdata(master);
+ struct spi_st *spi_st = spi_controller_get_devdata(host);
uint32_t ctl = 0;
/* Setup transfer */
@@ -165,7 +165,7 @@ static int spi_st_transfer_one(struct spi_master *master,
if (ctl)
writel_relaxed(ctl, spi_st->base + SSC_CTL);
- spi_finalize_current_transfer(spi->master);
+ spi_finalize_current_transfer(spi->controller);
return t->len;
}
@@ -174,7 +174,7 @@ static int spi_st_transfer_one(struct spi_master *master,
#define MODEBITS (SPI_CPOL | SPI_CPHA | SPI_LSB_FIRST | SPI_LOOP | SPI_CS_HIGH)
static int spi_st_setup(struct spi_device *spi)
{
- struct spi_st *spi_st = spi_master_get_devdata(spi->master);
+ struct spi_st *spi_st = spi_controller_get_devdata(spi->controller);
u32 spi_st_clk, sscbrg, var;
u32 hz = spi->max_speed_hz;
@@ -274,35 +274,35 @@ static irqreturn_t spi_st_irq(int irq, void *dev_id)
static int spi_st_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
- struct spi_master *master;
+ struct spi_controller *host;
struct spi_st *spi_st;
int irq, ret = 0;
u32 var;
- master = spi_alloc_master(&pdev->dev, sizeof(*spi_st));
- if (!master)
+ host = spi_alloc_host(&pdev->dev, sizeof(*spi_st));
+ if (!host)
return -ENOMEM;
- master->dev.of_node = np;
- master->mode_bits = MODEBITS;
- master->setup = spi_st_setup;
- master->transfer_one = spi_st_transfer_one;
- master->bits_per_word_mask = SPI_BPW_MASK(8) | SPI_BPW_MASK(16);
- master->auto_runtime_pm = true;
- master->bus_num = pdev->id;
- master->use_gpio_descriptors = true;
- spi_st = spi_master_get_devdata(master);
+ host->dev.of_node = np;
+ host->mode_bits = MODEBITS;
+ host->setup = spi_st_setup;
+ host->transfer_one = spi_st_transfer_one;
+ host->bits_per_word_mask = SPI_BPW_MASK(8) | SPI_BPW_MASK(16);
+ host->auto_runtime_pm = true;
+ host->bus_num = pdev->id;
+ host->use_gpio_descriptors = true;
+ spi_st = spi_controller_get_devdata(host);
spi_st->clk = devm_clk_get(&pdev->dev, "ssc");
if (IS_ERR(spi_st->clk)) {
dev_err(&pdev->dev, "Unable to request clock\n");
ret = PTR_ERR(spi_st->clk);
- goto put_master;
+ goto put_host;
}
ret = clk_prepare_enable(spi_st->clk);
if (ret)
- goto put_master;
+ goto put_host;
init_completion(&spi_st->done);
@@ -324,7 +324,7 @@ static int spi_st_probe(struct platform_device *pdev)
var &= ~SSC_CTL_SR;
writel_relaxed(var, spi_st->base + SSC_CTL);
- /* Set SSC into slave mode before reconfiguring PIO pins */
+ /* Set SSC into target mode before reconfiguring PIO pins */
var = readl_relaxed(spi_st->base + SSC_CTL);
var &= ~SSC_CTL_MS;
writel_relaxed(var, spi_st->base + SSC_CTL);
@@ -347,11 +347,11 @@ static int spi_st_probe(struct platform_device *pdev)
pm_runtime_set_active(&pdev->dev);
pm_runtime_enable(&pdev->dev);
- platform_set_drvdata(pdev, master);
+ platform_set_drvdata(pdev, host);
- ret = devm_spi_register_master(&pdev->dev, master);
+ ret = devm_spi_register_controller(&pdev->dev, host);
if (ret) {
- dev_err(&pdev->dev, "Failed to register master\n");
+ dev_err(&pdev->dev, "Failed to register host\n");
goto rpm_disable;
}
@@ -361,15 +361,15 @@ static int spi_st_probe(struct platform_device *pdev)
pm_runtime_disable(&pdev->dev);
clk_disable:
clk_disable_unprepare(spi_st->clk);
-put_master:
- spi_master_put(master);
+put_host:
+ spi_controller_put(host);
return ret;
}
static int spi_st_remove(struct platform_device *pdev)
{
- struct spi_master *master = platform_get_drvdata(pdev);
- struct spi_st *spi_st = spi_master_get_devdata(master);
+ struct spi_controller *host = platform_get_drvdata(pdev);
+ struct spi_st *spi_st = spi_controller_get_devdata(host);
pm_runtime_disable(&pdev->dev);
@@ -383,8 +383,8 @@ static int spi_st_remove(struct platform_device *pdev)
#ifdef CONFIG_PM
static int spi_st_runtime_suspend(struct device *dev)
{
- struct spi_master *master = dev_get_drvdata(dev);
- struct spi_st *spi_st = spi_master_get_devdata(master);
+ struct spi_controller *host = dev_get_drvdata(dev);
+ struct spi_st *spi_st = spi_controller_get_devdata(host);
writel_relaxed(0, spi_st->base + SSC_IEN);
pinctrl_pm_select_sleep_state(dev);
@@ -396,8 +396,8 @@ static int spi_st_runtime_suspend(struct device *dev)
static int spi_st_runtime_resume(struct device *dev)
{
- struct spi_master *master = dev_get_drvdata(dev);
- struct spi_st *spi_st = spi_master_get_devdata(master);
+ struct spi_controller *host = dev_get_drvdata(dev);
+ struct spi_st *spi_st = spi_controller_get_devdata(host);
int ret;
ret = clk_prepare_enable(spi_st->clk);
@@ -410,10 +410,10 @@ static int spi_st_runtime_resume(struct device *dev)
#ifdef CONFIG_PM_SLEEP
static int spi_st_suspend(struct device *dev)
{
- struct spi_master *master = dev_get_drvdata(dev);
+ struct spi_controller *host = dev_get_drvdata(dev);
int ret;
- ret = spi_master_suspend(master);
+ ret = spi_controller_suspend(host);
if (ret)
return ret;
@@ -422,10 +422,10 @@ static int spi_st_suspend(struct device *dev)
static int spi_st_resume(struct device *dev)
{
- struct spi_master *master = dev_get_drvdata(dev);
+ struct spi_controller *host = dev_get_drvdata(dev);
int ret;
- ret = spi_master_resume(master);
+ ret = spi_controller_resume(host);
if (ret)
return ret;
--
2.53.0
next prev parent reply other threads:[~2026-05-20 13:11 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-15 5:28 FAILED: patch "[PATCH] spi: st-ssc4: fix controller deregistration" failed to apply to 6.1-stable tree gregkh
2026-05-20 13:11 ` Sasha Levin [this message]
2026-05-20 13:11 ` [PATCH 6.1.y 2/2] spi: st-ssc4: fix controller deregistration Sasha Levin
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