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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org For many places in the spi drivers, using the new `spi_transfer_delay` helper is straightforward. It's just replacing: ``` if (t->delay_usecs) udelay(t->delay_usecs); ``` with `spi_transfer_delay(t)` which handles both `delay_usecs` and the new `delay` field. This change replaces in all places (in the spi drivers) where this change is simple. Signed-off-by: Alexandru Ardelean --- drivers/spi/spi-atmel.c | 3 +-- drivers/spi/spi-bcm63xx-hsspi.c | 3 +-- drivers/spi/spi-cavium.c | 3 +-- drivers/spi/spi-fsl-dspi.c | 3 +-- drivers/spi/spi-fsl-espi.c | 3 +-- drivers/spi/spi-fsl-spi.c | 3 +-- drivers/spi/spi-mpc512x-psc.c | 3 +-- drivers/spi/spi-mpc52xx-psc.c | 3 +-- drivers/spi/spi-omap-100k.c | 3 +-- drivers/spi/spi-pl022.c | 25 +++++++++++-------------- drivers/spi/spi-sc18is602.c | 3 +-- drivers/spi/spi-sh-hspi.c | 3 +-- drivers/spi/spi-topcliff-pch.c | 7 +------ drivers/spi/spi-txx9.c | 3 +-- drivers/spi/spi-xcomm.c | 3 +-- 15 files changed, 25 insertions(+), 46 deletions(-) diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c index f04b92791515..2f7388e53b82 100644 --- a/drivers/spi/spi-atmel.c +++ b/drivers/spi/spi-atmel.c @@ -1389,8 +1389,7 @@ static int atmel_spi_one_transfer(struct spi_master *master, && as->use_pdc) atmel_spi_dma_unmap_xfer(master, xfer); - if (xfer->delay_usecs) - udelay(xfer->delay_usecs); + spi_transfer_delay_exec(xfer); if (xfer->cs_change) { if (list_is_last(&xfer->transfer_list, diff --git a/drivers/spi/spi-bcm63xx-hsspi.c b/drivers/spi/spi-bcm63xx-hsspi.c index 9a06ffdb73b8..949b59b6449f 100644 --- a/drivers/spi/spi-bcm63xx-hsspi.c +++ b/drivers/spi/spi-bcm63xx-hsspi.c @@ -291,8 +291,7 @@ static int bcm63xx_hsspi_transfer_one(struct spi_master *master, msg->actual_length += t->len; - if (t->delay_usecs) - udelay(t->delay_usecs); + spi_transfer_delay_exec(t); if (t->cs_change) bcm63xx_hsspi_set_cs(bs, spi->chip_select, false); diff --git a/drivers/spi/spi-cavium.c b/drivers/spi/spi-cavium.c index 5aaf21582cb5..6854c3ce423b 100644 --- a/drivers/spi/spi-cavium.c +++ b/drivers/spi/spi-cavium.c @@ -119,8 +119,7 @@ static int octeon_spi_do_transfer(struct octeon_spi *p, *rx_buf++ = (u8)v; } - if (xfer->delay_usecs) - udelay(xfer->delay_usecs); + spi_transfer_delay_exec(xfer); return xfer->len; } diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c index 53335ccc98f6..736071e2b9d8 100644 --- a/drivers/spi/spi-fsl-dspi.c +++ b/drivers/spi/spi-fsl-dspi.c @@ -752,8 +752,7 @@ static int dspi_transfer_one_message(struct spi_master *master, dspi->waitflags = 0; } - if (transfer->delay_usecs) - udelay(transfer->delay_usecs); + spi_transfer_delay_exec(transfer); } out: diff --git a/drivers/spi/spi-fsl-espi.c b/drivers/spi/spi-fsl-espi.c index f20326714b9d..732bf3195917 100644 --- a/drivers/spi/spi-fsl-espi.c +++ b/drivers/spi/spi-fsl-espi.c @@ -427,8 +427,7 @@ static int fsl_espi_trans(struct spi_message *m, struct spi_transfer *trans) ret = fsl_espi_bufs(spi, trans); - if (trans->delay_usecs) - udelay(trans->delay_usecs); + spi_transfer_delay_exec(trans); return ret; } diff --git a/drivers/spi/spi-fsl-spi.c b/drivers/spi/spi-fsl-spi.c index 1d9b33aa1a3b..139ab57aec99 100644 --- a/drivers/spi/spi-fsl-spi.c +++ b/drivers/spi/spi-fsl-spi.c @@ -417,8 +417,7 @@ static int fsl_spi_do_one_msg(struct spi_master *master, } m->actual_length += t->len; - if (t->delay_usecs) - udelay(t->delay_usecs); + spi_transfer_delay_exec(t); if (cs_change) { ndelay(nsecs); diff --git a/drivers/spi/spi-mpc512x-psc.c b/drivers/spi/spi-mpc512x-psc.c index a337b842ae8c..ea1b07953d38 100644 --- a/drivers/spi/spi-mpc512x-psc.c +++ b/drivers/spi/spi-mpc512x-psc.c @@ -311,8 +311,7 @@ static int mpc512x_psc_spi_msg_xfer(struct spi_master *master, break; m->actual_length += t->len; - if (t->delay_usecs) - udelay(t->delay_usecs); + spi_transfer_delay_exec(t); if (cs_change) mpc512x_psc_spi_deactivate_cs(spi); diff --git a/drivers/spi/spi-mpc52xx-psc.c b/drivers/spi/spi-mpc52xx-psc.c index c7e478b9b586..17935e71b02f 100644 --- a/drivers/spi/spi-mpc52xx-psc.c +++ b/drivers/spi/spi-mpc52xx-psc.c @@ -234,8 +234,7 @@ static void mpc52xx_psc_spi_work(struct work_struct *work) break; m->actual_length += t->len; - if (t->delay_usecs) - udelay(t->delay_usecs); + spi_transfer_delay_exec(t); if (cs_change) mpc52xx_psc_spi_deactivate_cs(spi); diff --git a/drivers/spi/spi-omap-100k.c b/drivers/spi/spi-omap-100k.c index b955ca8796d2..89608eb55f1f 100644 --- a/drivers/spi/spi-omap-100k.c +++ b/drivers/spi/spi-omap-100k.c @@ -321,8 +321,7 @@ static int omap1_spi100k_transfer_one_message(struct spi_master *master, } } - if (t->delay_usecs) - udelay(t->delay_usecs); + spi_transfer_delay_exec(t); /* ignore the "leave it on after last xfer" hint */ diff --git a/drivers/spi/spi-pl022.c b/drivers/spi/spi-pl022.c index 7fedea67159c..3024c30e7f2e 100644 --- a/drivers/spi/spi-pl022.c +++ b/drivers/spi/spi-pl022.c @@ -485,12 +485,11 @@ static void giveback(struct pl022 *pl022) struct spi_transfer, transfer_list); /* Delay if requested before any change in chip select */ - if (last_transfer->delay_usecs) - /* - * FIXME: This runs in interrupt context. - * Is this really smart? - */ - udelay(last_transfer->delay_usecs); + /* + * FIXME: This runs in interrupt context. + * Is this really smart? + */ + spi_transfer_delay_exec(last_transfer); if (!last_transfer->cs_change) { struct spi_message *next_msg; @@ -1401,12 +1400,11 @@ static void pump_transfers(unsigned long data) previous = list_entry(transfer->transfer_list.prev, struct spi_transfer, transfer_list); - if (previous->delay_usecs) - /* - * FIXME: This runs in interrupt context. - * Is this really smart? - */ - udelay(previous->delay_usecs); + /* + * FIXME: This runs in interrupt context. + * Is this really smart? + */ + spi_transfer_delay_exec(previous); /* Reselect chip select only if cs_change was requested */ if (previous->cs_change) @@ -1520,8 +1518,7 @@ static void do_polling_transfer(struct pl022 *pl022) previous = list_entry(transfer->transfer_list.prev, struct spi_transfer, transfer_list); - if (previous->delay_usecs) - udelay(previous->delay_usecs); + spi_transfer_delay_exec(previous); if (previous->cs_change) pl022_cs_control(pl022, SSP_CHIP_SELECT); } else { diff --git a/drivers/spi/spi-sc18is602.c b/drivers/spi/spi-sc18is602.c index 11acddc83304..5497eeb3bf3e 100644 --- a/drivers/spi/spi-sc18is602.c +++ b/drivers/spi/spi-sc18is602.c @@ -211,8 +211,7 @@ static int sc18is602_transfer_one(struct spi_master *master, } status = 0; - if (t->delay_usecs) - udelay(t->delay_usecs); + spi_transfer_delay_exec(t); } m->status = status; spi_finalize_current_message(master); diff --git a/drivers/spi/spi-sh-hspi.c b/drivers/spi/spi-sh-hspi.c index 7f73f91d412a..a62034e2a7cb 100644 --- a/drivers/spi/spi-sh-hspi.c +++ b/drivers/spi/spi-sh-hspi.c @@ -190,8 +190,7 @@ static int hspi_transfer_one_message(struct spi_controller *ctlr, msg->actual_length += t->len; - if (t->delay_usecs) - udelay(t->delay_usecs); + spi_transfer_delay_exec(t); if (cs_change) { ndelay(nsecs); diff --git a/drivers/spi/spi-topcliff-pch.c b/drivers/spi/spi-topcliff-pch.c index f88cbb94ce12..223353fa2d8a 100644 --- a/drivers/spi/spi-topcliff-pch.c +++ b/drivers/spi/spi-topcliff-pch.c @@ -1229,12 +1229,7 @@ static void pch_spi_process_messages(struct work_struct *pwork) "%s:data->current_msg->actual_length=%d\n", __func__, data->current_msg->actual_length); - /* check for delay */ - if (data->cur_trans->delay_usecs) { - dev_dbg(&data->master->dev, "%s:delay in usec=%d\n", - __func__, data->cur_trans->delay_usecs); - udelay(data->cur_trans->delay_usecs); - } + spi_transfer_delay_exec(data->cur_trans); spin_lock(&data->lock); diff --git a/drivers/spi/spi-txx9.c b/drivers/spi/spi-txx9.c index 51759d3fd45f..83daaa597acc 100644 --- a/drivers/spi/spi-txx9.c +++ b/drivers/spi/spi-txx9.c @@ -248,8 +248,7 @@ static void txx9spi_work_one(struct txx9spi *c, struct spi_message *m) len -= count * wsize; } m->actual_length += t->len; - if (t->delay_usecs) - udelay(t->delay_usecs); + spi_transfer_delay_exec(t); if (!cs_change) continue; diff --git a/drivers/spi/spi-xcomm.c b/drivers/spi/spi-xcomm.c index a3496c46cc1b..1d9b3f03d986 100644 --- a/drivers/spi/spi-xcomm.c +++ b/drivers/spi/spi-xcomm.c @@ -188,8 +188,7 @@ static int spi_xcomm_transfer_one(struct spi_master *master, } status = 0; - if (t->delay_usecs) - udelay(t->delay_usecs); + spi_transfer_delay_exec(t); is_first = false; } -- 2.20.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel