iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

spi: Get rid of old SPI_MASTER_NO_TX & SPI_MASTER_NO_RX

Browse Source 
Convert the users from SPI_MASTER_NO_TX and/or SPI_MASTER_NO_RX
to SPI_CONTROLLER_NO_TX and/or SPI_CONTROLLER_NO_RX respectively
and kill the not used anymore definitions.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230710154932.68377-12-andriy.shevchenko@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Andy Shevchenko 2023-07-10 18:49:28 +03:00 committed by Mark Brown
parent edf6a864c9
commit c397f09e54
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
6 changed files with 18 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/spi/spi-bitbang-txrx.h
View File

@ -57,7 +57,7 @@ bitbang_txrx_be_cpha0(struct spi_device *spi,
for (word <<= (32 - bits); likely(bits); bits--) {
/* setup MSB (to slave) on trailing edge */
if ((flags & SPI_MASTER_NO_TX) == 0) {
if ((flags & SPI_CONTROLLER_NO_TX) == 0) {
if ((word & (1 << 31)) != oldbit) {
setmosi(spi, word & (1 << 31));
oldbit = word & (1 << 31);
@ -70,7 +70,7 @@ bitbang_txrx_be_cpha0(struct spi_device *spi,
/* sample MSB (from slave) on leading edge */
word <<= 1;
if ((flags & SPI_MASTER_NO_RX) == 0)
if ((flags & SPI_CONTROLLER_NO_RX) == 0)
word |= getmiso(spi);
setsck(spi, cpol);
}
@ -90,7 +90,7 @@ bitbang_txrx_be_cpha1(struct spi_device *spi,
/* setup MSB (to slave) on leading edge */
setsck(spi, !cpol);
if ((flags & SPI_MASTER_NO_TX) == 0) {
if ((flags & SPI_CONTROLLER_NO_TX) == 0) {
if ((word & (1 << 31)) != oldbit) {
setmosi(spi, word & (1 << 31));
oldbit = word & (1 << 31);
@ -103,7 +103,7 @@ bitbang_txrx_be_cpha1(struct spi_device *spi,
/* sample MSB (from slave) on trailing edge */
word <<= 1;
if ((flags & SPI_MASTER_NO_RX) == 0)
if ((flags & SPI_CONTROLLER_NO_RX) == 0)
word |= getmiso(spi);
}
return word;
@ -122,7 +122,7 @@ bitbang_txrx_le_cpha0(struct spi_device *spi,
for (; likely(bits); bits--) {
/* setup LSB (to slave) on trailing edge */
if ((flags & SPI_MASTER_NO_TX) == 0) {
if ((flags & SPI_CONTROLLER_NO_TX) == 0) {
if ((word & 1) != oldbit) {
setmosi(spi, word & 1);
oldbit = word & 1;
@ -135,7 +135,7 @@ bitbang_txrx_le_cpha0(struct spi_device *spi,
/* sample LSB (from slave) on leading edge */
word >>= 1;
if ((flags & SPI_MASTER_NO_RX) == 0)
if ((flags & SPI_CONTROLLER_NO_RX) == 0)
word |= getmiso(spi) << rxbit;
setsck(spi, cpol);
}
@ -156,7 +156,7 @@ bitbang_txrx_le_cpha1(struct spi_device *spi,
/* setup LSB (to slave) on leading edge */
setsck(spi, !cpol);
if ((flags & SPI_MASTER_NO_TX) == 0) {
if ((flags & SPI_CONTROLLER_NO_TX) == 0) {
if ((word & 1) != oldbit) {
setmosi(spi, word & 1);
oldbit = word & 1;
@ -169,7 +169,7 @@ bitbang_txrx_le_cpha1(struct spi_device *spi,
/* sample LSB (from slave) on trailing edge */
word >>= 1;
if ((flags & SPI_MASTER_NO_RX) == 0)
if ((flags & SPI_CONTROLLER_NO_RX) == 0)
word |= getmiso(spi) << rxbit;
}
return word;

2
drivers/spi/spi-bitbang.c
View File

@ -248,7 +248,7 @@ static int spi_bitbang_bufs(struct spi_device *spi, struct spi_transfer *t)
if (spi->mode & SPI_3WIRE) {
unsigned flags;
flags = t->tx_buf ? SPI_MASTER_NO_RX : SPI_MASTER_NO_TX;
flags = t->tx_buf ? SPI_CONTROLLER_NO_RX : SPI_CONTROLLER_NO_TX;
return cs->txrx_bufs(spi, cs->txrx_word, nsecs, t, flags);
}
return cs->txrx_bufs(spi, cs->txrx_word, nsecs, t, 0);

8
drivers/spi/spi-gpio.c
View File

@ -170,7 +170,7 @@ static u32 spi_gpio_txrx_word_mode3(struct spi_device *spi,
/*
* These functions do not call setmosi or getmiso if respective flag
* (SPI_MASTER_NO_RX or SPI_MASTER_NO_TX) is set, so they are safe to
* (SPI_CONTROLLER_NO_RX or SPI_CONTROLLER_NO_TX) is set, so they are safe to
* call when such pin is not present or defined in the controller.
* A separate set of callbacks is defined to get highest possible
* speed in the generic case (when both MISO and MOSI lines are
@ -416,11 +416,11 @@ static int spi_gpio_probe(struct platform_device *pdev)
if (!spi_gpio->mosi) {
/* HW configuration without MOSI pin
*
* No setting SPI_MASTER_NO_RX here - if there is only
* No setting SPI_CONTROLLER_NO_RX here - if there is only
* a MOSI pin connected the host can still do RX by
* changing the direction of the line.
*/
master->flags = SPI_MASTER_NO_TX;
master->flags = SPI_CONTROLLER_NO_TX;
}
master->bus_num = pdev->id;
@ -438,7 +438,7 @@ static int spi_gpio_probe(struct platform_device *pdev)
bb->chipselect = spi_gpio_chipselect;
bb->set_line_direction = spi_gpio_set_direction;
if (master->flags & SPI_MASTER_NO_TX) {
if (master->flags & SPI_CONTROLLER_NO_TX) {
bb->txrx_word[SPI_MODE_0] = spi_gpio_spec_txrx_word_mode0;
bb->txrx_word[SPI_MODE_1] = spi_gpio_spec_txrx_word_mode1;
bb->txrx_word[SPI_MODE_2] = spi_gpio_spec_txrx_word_mode2;

8
drivers/spi/spi-lp8841-rtc.c
View File

@ -75,14 +75,14 @@ bitbang_txrx_be_cpha0_lsb(struct spi_lp8841_rtc *data,
for (; likely(bits); bits--) {
/* setup LSB (to slave) on leading edge */
if ((flags & SPI_MASTER_NO_TX) == 0)
if ((flags & SPI_CONTROLLER_NO_TX) == 0)
setmosi(data, (word & 1));
usleep_range(usecs, usecs + 1); /* T(setup) */
/* sample LSB (from slave) on trailing edge */
word >>= 1;
if ((flags & SPI_MASTER_NO_RX) == 0)
if ((flags & SPI_CONTROLLER_NO_RX) == 0)
word |= (getmiso(data) << 31);
setsck(data, !cpol);
@ -113,7 +113,7 @@ spi_lp8841_rtc_transfer_one(struct spi_master *master,
while (likely(count > 0)) {
word = *tx++;
bitbang_txrx_be_cpha0_lsb(data, 1, 0,
SPI_MASTER_NO_RX, word, 8);
SPI_CONTROLLER_NO_RX, word, 8);
count--;
}
} else if (rx) {
@ -121,7 +121,7 @@ spi_lp8841_rtc_transfer_one(struct spi_master *master,
writeb(data->state, data->iomem);
while (likely(count > 0)) {
word = bitbang_txrx_be_cpha0_lsb(data, 1, 0,
SPI_MASTER_NO_TX, word, 8);
SPI_CONTROLLER_NO_TX, word, 8);
*rx++ = word;
count--;
}

2
drivers/spi/spi-xtensa-xtfpga.c
View File

@ -87,7 +87,7 @@ static int xtfpga_spi_probe(struct platform_device *pdev)
if (!master)
return -ENOMEM;
master->flags = SPI_MASTER_NO_RX;
master->flags = SPI_CONTROLLER_NO_RX;
master->bits_per_word_mask = SPI_BPW_RANGE_MASK(1, 16);
master->bus_num = pdev->dev.id;
master->dev.of_node = pdev->dev.of_node;

2
include/linux/spi/spi.h
View File

@ -1623,8 +1623,6 @@ spi_transfer_is_last(struct spi_controller *ctlr, struct spi_transfer *xfer)
#define spi_master spi_controller
#define SPI_MASTER_HALF_DUPLEX SPI_CONTROLLER_HALF_DUPLEX
#define SPI_MASTER_NO_RX SPI_CONTROLLER_NO_RX
#define SPI_MASTER_NO_TX SPI_CONTROLLER_NO_TX
#define SPI_MASTER_MUST_RX SPI_CONTROLLER_MUST_RX
#define SPI_MASTER_MUST_TX SPI_CONTROLLER_MUST_TX