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path: root/drivers/spi/spi-sh-msiof.c
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Diffstat (limited to 'drivers/spi/spi-sh-msiof.c')
-rw-r--r--drivers/spi/spi-sh-msiof.c51
1 files changed, 25 insertions, 26 deletions
diff --git a/drivers/spi/spi-sh-msiof.c b/drivers/spi/spi-sh-msiof.c
index 9e90b4f8b357..fb452bc78372 100644
--- a/drivers/spi/spi-sh-msiof.c
+++ b/drivers/spi/spi-sh-msiof.c
@@ -20,7 +20,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of.h>
-#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <linux/sh_dma.h>
@@ -55,7 +54,7 @@ struct sh_msiof_spi_priv {
dma_addr_t rx_dma_addr;
bool native_cs_inited;
bool native_cs_high;
- bool slave_aborted;
+ bool target_aborted;
};
#define MAX_SS 3 /* Maximum number of native chip selects */
@@ -362,7 +361,7 @@ static void sh_msiof_spi_set_pin_regs(struct sh_msiof_spi_priv *p, u32 ss,
tmp |= !cs_high << SIMDR1_SYNCAC_SHIFT;
tmp |= lsb_first << SIMDR1_BITLSB_SHIFT;
tmp |= sh_msiof_spi_get_dtdl_and_syncdl(p);
- if (spi_controller_is_slave(p->ctlr)) {
+ if (spi_controller_is_target(p->ctlr)) {
sh_msiof_write(p, SITMDR1, tmp | SITMDR1_PCON);
} else {
sh_msiof_write(p, SITMDR1,
@@ -554,7 +553,7 @@ static int sh_msiof_spi_setup(struct spi_device *spi)
spi_controller_get_devdata(spi->controller);
u32 clr, set, tmp;
- if (spi_get_csgpiod(spi, 0) || spi_controller_is_slave(p->ctlr))
+ if (spi_get_csgpiod(spi, 0) || spi_controller_is_target(p->ctlr))
return 0;
if (p->native_cs_inited &&
@@ -603,11 +602,11 @@ static int sh_msiof_prepare_message(struct spi_controller *ctlr,
static int sh_msiof_spi_start(struct sh_msiof_spi_priv *p, void *rx_buf)
{
- bool slave = spi_controller_is_slave(p->ctlr);
+ bool target = spi_controller_is_target(p->ctlr);
int ret = 0;
/* setup clock and rx/tx signals */
- if (!slave)
+ if (!target)
ret = sh_msiof_modify_ctr_wait(p, 0, SICTR_TSCKE);
if (rx_buf && !ret)
ret = sh_msiof_modify_ctr_wait(p, 0, SICTR_RXE);
@@ -615,7 +614,7 @@ static int sh_msiof_spi_start(struct sh_msiof_spi_priv *p, void *rx_buf)
ret = sh_msiof_modify_ctr_wait(p, 0, SICTR_TXE);
/* start by setting frame bit */
- if (!ret && !slave)
+ if (!ret && !target)
ret = sh_msiof_modify_ctr_wait(p, 0, SICTR_TFSE);
return ret;
@@ -623,27 +622,27 @@ static int sh_msiof_spi_start(struct sh_msiof_spi_priv *p, void *rx_buf)
static int sh_msiof_spi_stop(struct sh_msiof_spi_priv *p, void *rx_buf)
{
- bool slave = spi_controller_is_slave(p->ctlr);
+ bool target = spi_controller_is_target(p->ctlr);
int ret = 0;
/* shut down frame, rx/tx and clock signals */
- if (!slave)
+ if (!target)
ret = sh_msiof_modify_ctr_wait(p, SICTR_TFSE, 0);
if (!ret)
ret = sh_msiof_modify_ctr_wait(p, SICTR_TXE, 0);
if (rx_buf && !ret)
ret = sh_msiof_modify_ctr_wait(p, SICTR_RXE, 0);
- if (!ret && !slave)
+ if (!ret && !target)
ret = sh_msiof_modify_ctr_wait(p, SICTR_TSCKE, 0);
return ret;
}
-static int sh_msiof_slave_abort(struct spi_controller *ctlr)
+static int sh_msiof_target_abort(struct spi_controller *ctlr)
{
struct sh_msiof_spi_priv *p = spi_controller_get_devdata(ctlr);
- p->slave_aborted = true;
+ p->target_aborted = true;
complete(&p->done);
complete(&p->done_txdma);
return 0;
@@ -652,9 +651,9 @@ static int sh_msiof_slave_abort(struct spi_controller *ctlr)
static int sh_msiof_wait_for_completion(struct sh_msiof_spi_priv *p,
struct completion *x)
{
- if (spi_controller_is_slave(p->ctlr)) {
+ if (spi_controller_is_target(p->ctlr)) {
if (wait_for_completion_interruptible(x) ||
- p->slave_aborted) {
+ p->target_aborted) {
dev_dbg(&p->pdev->dev, "interrupted\n");
return -EINTR;
}
@@ -700,7 +699,7 @@ static int sh_msiof_spi_txrx_once(struct sh_msiof_spi_priv *p,
tx_fifo(p, tx_buf, words, fifo_shift);
reinit_completion(&p->done);
- p->slave_aborted = false;
+ p->target_aborted = false;
ret = sh_msiof_spi_start(p, rx_buf);
if (ret) {
@@ -797,7 +796,7 @@ static int sh_msiof_dma_once(struct sh_msiof_spi_priv *p, const void *tx,
reinit_completion(&p->done);
if (tx)
reinit_completion(&p->done_txdma);
- p->slave_aborted = false;
+ p->target_aborted = false;
/* Now start DMA */
if (rx)
@@ -926,7 +925,7 @@ static int sh_msiof_transfer_one(struct spi_controller *ctlr,
sh_msiof_spi_reset_regs(p);
/* setup clocks (clock already enabled in chipselect()) */
- if (!spi_controller_is_slave(p->ctlr))
+ if (!spi_controller_is_target(p->ctlr))
sh_msiof_spi_set_clk_regs(p, t);
while (ctlr->dma_tx && len > 15) {
@@ -1102,11 +1101,11 @@ static struct sh_msiof_spi_info *sh_msiof_spi_parse_dt(struct device *dev)
if (!info)
return NULL;
- info->mode = of_property_read_bool(np, "spi-slave") ? MSIOF_SPI_SLAVE
- : MSIOF_SPI_MASTER;
+ info->mode = of_property_read_bool(np, "spi-slave") ? MSIOF_SPI_TARGET
+ : MSIOF_SPI_HOST;
/* Parse the MSIOF properties */
- if (info->mode == MSIOF_SPI_MASTER)
+ if (info->mode == MSIOF_SPI_HOST)
of_property_read_u32(np, "num-cs", &num_cs);
of_property_read_u32(np, "renesas,tx-fifo-size",
&info->tx_fifo_override);
@@ -1280,12 +1279,12 @@ static int sh_msiof_spi_probe(struct platform_device *pdev)
return -ENXIO;
}
- if (info->mode == MSIOF_SPI_SLAVE)
- ctlr = spi_alloc_slave(&pdev->dev,
- sizeof(struct sh_msiof_spi_priv));
+ if (info->mode == MSIOF_SPI_TARGET)
+ ctlr = spi_alloc_target(&pdev->dev,
+ sizeof(struct sh_msiof_spi_priv));
else
- ctlr = spi_alloc_master(&pdev->dev,
- sizeof(struct sh_msiof_spi_priv));
+ ctlr = spi_alloc_host(&pdev->dev,
+ sizeof(struct sh_msiof_spi_priv));
if (ctlr == NULL)
return -ENOMEM;
@@ -1348,7 +1347,7 @@ static int sh_msiof_spi_probe(struct platform_device *pdev)
ctlr->dev.of_node = pdev->dev.of_node;
ctlr->setup = sh_msiof_spi_setup;
ctlr->prepare_message = sh_msiof_prepare_message;
- ctlr->slave_abort = sh_msiof_slave_abort;
+ ctlr->target_abort = sh_msiof_target_abort;
ctlr->bits_per_word_mask = chipdata->bits_per_word_mask;
ctlr->auto_runtime_pm = true;
ctlr->transfer_one = sh_msiof_transfer_one;
generated by cgit (git 2.34.1) at 2024-06-23 22:20:55 +0000