microsoft
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WSL2-Linux-Kernel
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Merge remote-tracking branch 'spi/topic/bfin' into spi-next

This commit is contained in:
Mark Brown 2013-10-25 09:51:21 +01:00
Родитель 2ef2e60d2f db9371b853
Коммит 52d85ebb7b
24 изменённых файлов: 88 добавлений и 88 удалений
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3
Documentation/driver-model/devres.txt
Просмотреть файл

@ -302,3 +302,6 @@ PHY
SLAVE DMA ENGINE
devm_acpi_dma_controller_register()
SPI
devm_spi_register_master()

4
drivers/spi/spi-bcm2835.c
Просмотреть файл

@ -358,7 +358,7 @@ static int bcm2835_spi_probe(struct platform_device *pdev)
bcm2835_wr(bs, BCM2835_SPI_CS,
BCM2835_SPI_CS_CLEAR_RX | BCM2835_SPI_CS_CLEAR_TX);
err = spi_register_master(master);
err = devm_spi_register_master(&pdev->dev, master);
if (err) {
dev_err(&pdev->dev, "could not register SPI master: %d\n", err);
goto out_free_irq;
@ -381,14 +381,12 @@ static int bcm2835_spi_remove(struct platform_device *pdev)
struct bcm2835_spi *bs = spi_master_get_devdata(master);
free_irq(bs->irq, master);
spi_unregister_master(master);
/* Clear FIFOs, and disable the HW block */
bcm2835_wr(bs, BCM2835_SPI_CS,
BCM2835_SPI_CS_CLEAR_RX | BCM2835_SPI_CS_CLEAR_TX);
clk_disable_unprepare(bs->clk);
spi_master_put(master);
return 0;
}

6
drivers/spi/spi-bcm63xx.c
Просмотреть файл

@ -412,7 +412,7 @@ static int bcm63xx_spi_probe(struct platform_device *pdev)
bcm_spi_writeb(bs, SPI_INTR_CLEAR_ALL, SPI_INT_STATUS);
/* register and we are done */
ret = spi_register_master(master);
ret = devm_spi_register_master(dev, master);
if (ret) {
dev_err(dev, "spi register failed\n");
goto out_clk_disable;
@ -438,8 +438,6 @@ static int bcm63xx_spi_remove(struct platform_device *pdev)
struct spi_master *master = spi_master_get(platform_get_drvdata(pdev));
struct bcm63xx_spi *bs = spi_master_get_devdata(master);
spi_unregister_master(master);
/* reset spi block */
bcm_spi_writeb(bs, 0, SPI_INT_MASK);
@ -447,8 +445,6 @@ static int bcm63xx_spi_remove(struct platform_device *pdev)
clk_disable_unprepare(bs->clk);
clk_put(bs->clk);
spi_master_put(master);
return 0;
}

27
drivers/spi/spi-bfin-sport.c
Просмотреть файл

@ -879,11 +879,10 @@ static int bfin_sport_spi_remove(struct platform_device *pdev)
return 0;
}
#ifdef CONFIG_PM
static int
bfin_sport_spi_suspend(struct platform_device *pdev, pm_message_t state)
#ifdef CONFIG_PM_SLEEP
static int bfin_sport_spi_suspend(struct device *dev)
{
struct bfin_sport_spi_master_data *drv_data = platform_get_drvdata(pdev);
struct bfin_sport_spi_master_data *drv_data = dev_get_drvdata(dev);
int status;
status = bfin_sport_spi_stop_queue(drv_data);
@ -896,10 +895,9 @@ bfin_sport_spi_suspend(struct platform_device *pdev, pm_message_t state)
return status;
}
static int
bfin_sport_spi_resume(struct platform_device *pdev)
static int bfin_sport_spi_resume(struct device *dev)
{
struct bfin_sport_spi_master_data *drv_data = platform_get_drvdata(pdev);
struct bfin_sport_spi_master_data *drv_data = dev_get_drvdata(dev);
int status;
/* Enable the SPI interface */
@ -912,19 +910,22 @@ bfin_sport_spi_resume(struct platform_device *pdev)
return status;
}
static SIMPLE_DEV_PM_OPS(bfin_sport_spi_pm_ops, bfin_sport_spi_suspend,
bfin_sport_spi_resume);
#define BFIN_SPORT_SPI_PM_OPS (&bfin_sport_spi_pm_ops)
#else
# define bfin_sport_spi_suspend NULL
# define bfin_sport_spi_resume NULL
#define BFIN_SPORT_SPI_PM_OPS NULL
#endif
static struct platform_driver bfin_sport_spi_driver = {
.driver = {
.name = DRV_NAME,
.owner = THIS_MODULE,
.name = DRV_NAME,
.owner = THIS_MODULE,
.pm = BFIN_SPORT_SPI_PM_OPS,
},
.probe = bfin_sport_spi_probe,
.remove = bfin_sport_spi_remove,
.suspend = bfin_sport_spi_suspend,
.resume = bfin_sport_spi_resume,
};
module_platform_driver(bfin_sport_spi_driver);

3
drivers/spi/spi-bfin-v3.c
Просмотреть файл

@ -867,7 +867,7 @@ static int bfin_spi_probe(struct platform_device *pdev)
tasklet_init(&drv_data->pump_transfers,
bfin_spi_pump_transfers, (unsigned long)drv_data);
/* register with the SPI framework */
ret = spi_register_master(master);
ret = devm_spi_register_master(dev, master);
if (ret) {
dev_err(dev, "can not register spi master\n");
goto err_free_peripheral;
@ -898,7 +898,6 @@ static int bfin_spi_remove(struct platform_device *pdev)
free_dma(drv_data->rx_dma);
free_dma(drv_data->tx_dma);
spi_unregister_master(drv_data->master);
return 0;
}

27
drivers/spi/spi-bfin5xx.c
Просмотреть файл

@ -1411,10 +1411,10 @@ static int bfin_spi_remove(struct platform_device *pdev)
return 0;
}
#ifdef CONFIG_PM
static int bfin_spi_suspend(struct platform_device *pdev, pm_message_t state)
#ifdef CONFIG_PM_SLEEP
static int bfin_spi_suspend(struct device *dev)
{
struct bfin_spi_master_data *drv_data = platform_get_drvdata(pdev);
struct bfin_spi_master_data *drv_data = dev_get_drvdata(dev);
int status = 0;
status = bfin_spi_stop_queue(drv_data);
@ -1433,9 +1433,9 @@ static int bfin_spi_suspend(struct platform_device *pdev, pm_message_t state)
return 0;
}
static int bfin_spi_resume(struct platform_device *pdev)
static int bfin_spi_resume(struct device *dev)
{
struct bfin_spi_master_data *drv_data = platform_get_drvdata(pdev);
struct bfin_spi_master_data *drv_data = dev_get_drvdata(dev);
int status = 0;
bfin_write(&drv_data->regs->ctl, drv_data->ctrl_reg);
@ -1444,31 +1444,34 @@ static int bfin_spi_resume(struct platform_device *pdev)
/* Start the queue running */
status = bfin_spi_start_queue(drv_data);
if (status != 0) {
dev_err(&pdev->dev, "problem starting queue (%d)\n", status);
dev_err(dev, "problem starting queue (%d)\n", status);
return status;
}
return 0;
}
static SIMPLE_DEV_PM_OPS(bfin_spi_pm_ops, bfin_spi_suspend, bfin_spi_resume);
#define BFIN_SPI_PM_OPS (&bfin_spi_pm_ops)
#else
#define bfin_spi_suspend NULL
#define bfin_spi_resume NULL
#endif /* CONFIG_PM */
#define BFIN_SPI_PM_OPS NULL
#endif
MODULE_ALIAS("platform:bfin-spi");
static struct platform_driver bfin_spi_driver = {
.driver = {
.name = DRV_NAME,
.owner = THIS_MODULE,
.pm = BFIN_SPI_PM_OPS,
},
.suspend = bfin_spi_suspend,
.resume = bfin_spi_resume,
.probe = bfin_spi_probe,
.remove = bfin_spi_remove,
};
static int __init bfin_spi_init(void)
{
return platform_driver_probe(&bfin_spi_driver, bfin_spi_probe);
return platform_driver_register(&bfin_spi_driver);
}
subsys_initcall(bfin_spi_init);

4
drivers/spi/spi-clps711x.c
Просмотреть файл

@ -229,7 +229,7 @@ static int spi_clps711x_probe(struct platform_device *pdev)
goto clk_out;
}
ret = spi_register_master(master);
ret = devm_spi_register_master(&pdev->dev, master);
if (!ret) {
dev_info(&pdev->dev,
"SPI bus driver initialized. Master clock %u Hz\n",
@ -260,8 +260,6 @@ static int spi_clps711x_remove(struct platform_device *pdev)
if (gpio_is_valid(hw->chipselect[i]))
gpio_free(hw->chipselect[i]);
spi_unregister_master(master);
return 0;
}

3
drivers/spi/spi-ep93xx.c
Просмотреть файл

@ -942,7 +942,7 @@ static int ep93xx_spi_probe(struct platform_device *pdev)
/* make sure that the hardware is disabled */
ep93xx_spi_write_u8(espi, SSPCR1, 0);
error = spi_register_master(master);
error = devm_spi_register_master(&pdev->dev, master);
if (error) {
dev_err(&pdev->dev, "failed to register SPI master\n");
goto fail_free_dma;
@ -968,7 +968,6 @@ static int ep93xx_spi_remove(struct platform_device *pdev)
ep93xx_spi_release_dma(espi);
spi_unregister_master(master);
return 0;
}

4
drivers/spi/spi-mpc512x-psc.c
Просмотреть файл

@ -536,7 +536,7 @@ static int mpc512x_psc_spi_do_probe(struct device *dev, u32 regaddr,
if (ret < 0)
goto free_clock;
ret = spi_register_master(master);
ret = devm_spi_register_master(dev, master);
if (ret < 0)
goto free_clock;
@ -559,12 +559,10 @@ static int mpc512x_psc_spi_do_remove(struct device *dev)
struct spi_master *master = spi_master_get(dev_get_drvdata(dev));
struct mpc512x_psc_spi *mps = spi_master_get_devdata(master);
spi_unregister_master(master);
clk_disable_unprepare(mps->clk_mclk);
free_irq(mps->irq, mps);
if (mps->psc)
iounmap(mps->psc);
spi_master_put(master);
return 0;
}

4
drivers/spi/spi-mxs.c
Просмотреть файл

@ -571,7 +571,7 @@ static int mxs_spi_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, master);
ret = spi_register_master(master);
ret = devm_spi_register_master(&pdev->dev, master);
if (ret) {
dev_err(&pdev->dev, "Cannot register SPI master, %d\n", ret);
goto out_disable_clk;
@ -598,10 +598,8 @@ static int mxs_spi_remove(struct platform_device *pdev)
spi = spi_master_get_devdata(master);
ssp = &spi->ssp;
spi_unregister_master(master);
clk_disable_unprepare(ssp->clk);
dma_release_channel(ssp->dmach);
spi_master_put(master);
return 0;
}

4
drivers/spi/spi-octeon.c
Просмотреть файл

@ -272,7 +272,7 @@ static int octeon_spi_probe(struct platform_device *pdev)
master->bits_per_word_mask = SPI_BPW_MASK(8);
master->dev.of_node = pdev->dev.of_node;
err = spi_register_master(master);
err = devm_spi_register_master(&pdev->dev, master);
if (err) {
dev_err(&pdev->dev, "register master failed: %d\n", err);
goto fail;
@ -292,8 +292,6 @@ static int octeon_spi_remove(struct platform_device *pdev)
struct octeon_spi *p = spi_master_get_devdata(master);
u64 register_base = p->register_base;
spi_unregister_master(master);
/* Clear the CSENA* and put everything in a known state. */
cvmx_write_csr(register_base + OCTEON_SPI_CFG, 0);

4
drivers/spi/spi-omap-100k.c
Просмотреть файл

@ -457,7 +457,7 @@ static int omap1_spi100k_probe(struct platform_device *pdev)
goto err;
}
status = spi_register_master(master);
status = devm_spi_register_master(&pdev->dev, master);
if (status < 0)
goto err;
@ -485,8 +485,6 @@ static int omap1_spi100k_remove(struct platform_device *pdev)
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
spi_unregister_master(master);
return 0;
}

3
drivers/spi/spi-omap2-mcspi.c
Просмотреть файл

@ -1413,7 +1413,7 @@ static int omap2_mcspi_probe(struct platform_device *pdev)
if (status < 0)
goto disable_pm;
status = spi_register_master(master);
status = devm_spi_register_master(&pdev->dev, master);
if (status < 0)
goto disable_pm;
@ -1441,7 +1441,6 @@ static int omap2_mcspi_remove(struct platform_device *pdev)
pm_runtime_put_sync(mcspi->dev);
pm_runtime_disable(&pdev->dev);
spi_unregister_master(master);
kfree(dma_channels);
return 0;

4
drivers/spi/spi-orion.c
Просмотреть файл

@ -457,7 +457,7 @@ static int orion_spi_probe(struct platform_device *pdev)
goto out_rel_clk;
master->dev.of_node = pdev->dev.of_node;
status = spi_register_master(master);
status = devm_spi_register_master(&pdev->dev, master);
if (status < 0)
goto out_rel_clk;
@ -483,8 +483,6 @@ static int orion_spi_remove(struct platform_device *pdev)
clk_disable_unprepare(spi->clk);
clk_put(spi->clk);
spi_unregister_master(master);
return 0;
}

6
drivers/spi/spi-pl022.c
Просмотреть файл

@ -1619,7 +1619,6 @@ static int verify_controller_parameters(struct pl022 *pl022,
dev_err(&pl022->adev->dev,
"RX FIFO Trigger Level is configured incorrectly\n");
return -EINVAL;
break;
}
switch (chip_info->tx_lev_trig) {
case SSP_TX_1_OR_MORE_EMPTY_LOC:
@ -1645,7 +1644,6 @@ static int verify_controller_parameters(struct pl022 *pl022,
dev_err(&pl022->adev->dev,
"TX FIFO Trigger Level is configured incorrectly\n");
return -EINVAL;
break;
}
if (chip_info->iface == SSP_INTERFACE_NATIONAL_MICROWIRE) {
if ((chip_info->ctrl_len < SSP_BITS_4)
@ -2227,7 +2225,7 @@ static int pl022_probe(struct amba_device *adev, const struct amba_id *id)
/* Register with the SPI framework */
amba_set_drvdata(adev, pl022);
status = spi_register_master(master);
status = devm_spi_register_master(&adev->dev, master);
if (status != 0) {
dev_err(&adev->dev,
"probe - problem registering spi master\n");
@ -2287,8 +2285,6 @@ pl022_remove(struct amba_device *adev)
clk_unprepare(pl022->clk);
amba_release_regions(adev);
tasklet_disable(&pl022->pump_transfers);
spi_unregister_master(pl022->master);
amba_set_drvdata(adev, NULL);
return 0;
}

5
drivers/spi/spi-pxa2xx.c
Просмотреть файл

@ -1201,7 +1201,7 @@ static int pxa2xx_spi_probe(struct platform_device *pdev)
/* Register with the SPI framework */
platform_set_drvdata(pdev, drv_data);
status = spi_register_master(master);
status = devm_spi_register_master(&pdev->dev, master);
if (status != 0) {
dev_err(&pdev->dev, "problem registering spi master\n");
goto out_error_clock_enabled;
@ -1253,9 +1253,6 @@ static int pxa2xx_spi_remove(struct platform_device *pdev)
/* Release SSP */
pxa_ssp_free(ssp);
/* Disconnect from the SPI framework */
spi_unregister_master(drv_data->master);
return 0;
}

3
drivers/spi/spi-sh-hspi.c
Просмотреть файл

@ -305,7 +305,7 @@ static int hspi_probe(struct platform_device *pdev)
master->mode_bits = SPI_CPOL | SPI_CPHA;
master->auto_runtime_pm = true;
master->transfer_one_message = hspi_transfer_one_message;
ret = spi_register_master(master);
ret = devm_spi_register_master(&pdev->dev, master);
if (ret < 0) {
dev_err(&pdev->dev, "spi_register_master error.\n");
goto error1;
@ -328,7 +328,6 @@ static int hspi_remove(struct platform_device *pdev)
pm_runtime_disable(&pdev->dev);
clk_put(hspi->clk);
spi_unregister_master(hspi->master);
return 0;
}

3
drivers/spi/spi-tegra114.c
Просмотреть файл

@ -1115,7 +1115,7 @@ static int tegra_spi_probe(struct platform_device *pdev)
pm_runtime_put(&pdev->dev);
master->dev.of_node = pdev->dev.of_node;
ret = spi_register_master(master);
ret = devm_spi_register_master(&pdev->dev, master);
if (ret < 0) {
dev_err(&pdev->dev, "can not register to master err %d\n", ret);
goto exit_pm_disable;
@ -1142,7 +1142,6 @@ static int tegra_spi_remove(struct platform_device *pdev)
struct tegra_spi_data *tspi = spi_master_get_devdata(master);
free_irq(tspi->irq, tspi);
spi_unregister_master(master);
if (tspi->tx_dma_chan)
tegra_spi_deinit_dma_param(tspi, false);

3
drivers/spi/spi-tegra20-sflash.c
Просмотреть файл

@ -529,7 +529,7 @@ static int tegra_sflash_probe(struct platform_device *pdev)
pm_runtime_put(&pdev->dev);
master->dev.of_node = pdev->dev.of_node;
ret = spi_register_master(master);
ret = devm_spi_register_master(&pdev->dev, master);
if (ret < 0) {
dev_err(&pdev->dev, "can not register to master err %d\n", ret);
goto exit_pm_disable;
@ -553,7 +553,6 @@ static int tegra_sflash_remove(struct platform_device *pdev)
struct tegra_sflash_data *tsd = spi_master_get_devdata(master);
free_irq(tsd->irq, tsd);
spi_unregister_master(master);
pm_runtime_disable(&pdev->dev);
if (!pm_runtime_status_suspended(&pdev->dev))

3
drivers/spi/spi-tegra20-slink.c
Просмотреть файл

@ -1164,7 +1164,7 @@ static int tegra_slink_probe(struct platform_device *pdev)
pm_runtime_put(&pdev->dev);
master->dev.of_node = pdev->dev.of_node;
ret = spi_register_master(master);
ret = devm_spi_register_master(&pdev->dev, master);
if (ret < 0) {
dev_err(&pdev->dev, "can not register to master err %d\n", ret);
goto exit_pm_disable;
@ -1191,7 +1191,6 @@ static int tegra_slink_remove(struct platform_device *pdev)
struct tegra_slink_data *tspi = spi_master_get_devdata(master);
free_irq(tspi->irq, tspi);
spi_unregister_master(master);
if (tspi->tx_dma_chan)
tegra_slink_deinit_dma_param(tspi, false);

12
drivers/spi/spi-ti-qspi.c
Просмотреть файл

@ -532,7 +532,7 @@ static int ti_qspi_probe(struct platform_device *pdev)
if (!of_property_read_u32(np, "spi-max-frequency", &max_freq))
qspi->spi_max_frequency = max_freq;
ret = spi_register_master(master);
ret = devm_spi_register_master(&pdev->dev, master);
if (ret)
goto free_master;
@ -543,22 +543,12 @@ free_master:
return ret;
}
static int ti_qspi_remove(struct platform_device *pdev)
{
struct ti_qspi *qspi = platform_get_drvdata(pdev);
spi_unregister_master(qspi->master);
return 0;
}
static const struct dev_pm_ops ti_qspi_pm_ops = {
.runtime_resume = ti_qspi_runtime_resume,
};
static struct platform_driver ti_qspi_driver = {
.probe = ti_qspi_probe,
.remove = ti_qspi_remove,
.driver = {
.name = "ti,dra7xxx-qspi",
.owner = THIS_MODULE,

4
drivers/spi/spi-txx9.c
Просмотреть файл

@ -406,7 +406,7 @@ static int txx9spi_probe(struct platform_device *dev)
master->num_chipselect = (u16)UINT_MAX; /* any GPIO numbers */
master->bits_per_word_mask = SPI_BPW_MASK(8) | SPI_BPW_MASK(16);
ret = spi_register_master(master);
ret = devm_spi_register_master(&dev->dev, master);
if (ret)
goto exit;
return 0;
@ -428,11 +428,9 @@ static int txx9spi_remove(struct platform_device *dev)
struct spi_master *master = spi_master_get(platform_get_drvdata(dev));
struct txx9spi *c = spi_master_get_devdata(master);
spi_unregister_master(master);
destroy_workqueue(c->workqueue);
clk_disable(c->clk);
clk_put(c->clk);
spi_master_put(master);
return 0;
}

35
drivers/spi/spi.c
Просмотреть файл

@ -1245,6 +1245,41 @@ done:
}
EXPORT_SYMBOL_GPL(spi_register_master);
static void devm_spi_unregister(struct device *dev, void *res)
{
spi_unregister_master(*(struct spi_master **)res);
}
/**
* dev_spi_register_master - register managed SPI master controller
* @dev: device managing SPI master
* @master: initialized master, originally from spi_alloc_master()
* Context: can sleep
*
* Register a SPI device as with spi_register_master() which will
* automatically be unregister
*/
int devm_spi_register_master(struct device *dev, struct spi_master *master)
{
struct spi_master **ptr;
int ret;
ptr = devres_alloc(devm_spi_unregister, sizeof(*ptr), GFP_KERNEL);
if (!ptr)
return -ENOMEM;
ret = spi_register_master(master);
if (ret != 0) {
*ptr = master;
devres_add(dev, ptr);
} else {
devres_free(ptr);
}
return ret;
}
EXPORT_SYMBOL_GPL(devm_spi_register_master);
static int __unregister(struct device *dev, void *null)
{
spi_unregister_device(to_spi_device(dev));

2
include/linux/spi/spi.h
Просмотреть файл

@ -434,6 +434,8 @@ extern struct spi_master *
spi_alloc_master(struct device *host, unsigned size);
extern int spi_register_master(struct spi_master *master);
extern int devm_spi_register_master(struct device *dev,
struct spi_master *master);
extern void spi_unregister_master(struct spi_master *master);
extern struct spi_master *spi_busnum_to_master(u16 busnum);