diff mbox series

[v9,04/13] spi: mxic: Provide a capability structure

Message ID 20220104083631.40776-5-miquel.raynal@bootlin.com
State Accepted
Commit 0e450c7ce7d170a78adaeaa9a430e4184f191c15
Headers show
Series External ECC engines & Macronix support | expand

Commit Message

Miquel Raynal Jan. 4, 2022, 8:36 a.m. UTC
This controller has DTR support, so advertize it with a capability now
that the spi-controller structure contains this new field. This will
later be used by the core to discriminate whether an operation is
supported or not, in a more generic way than having different helpers.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
---
 drivers/spi/spi-mxic.c | 5 +++++
 1 file changed, 5 insertions(+)

Comments

Miquel Raynal Jan. 26, 2022, 10:53 a.m. UTC | #1
On Tue, 2022-01-04 at 08:36:22 UTC, Miquel Raynal wrote:
> This controller has DTR support, so advertize it with a capability now
> that the spi-controller structure contains this new field. This will
> later be used by the core to discriminate whether an operation is
> supported or not, in a more generic way than having different helpers.
> 
> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git spi-mem-ecc.

Miquel
diff mbox series

Patch

diff --git a/drivers/spi/spi-mxic.c b/drivers/spi/spi-mxic.c
index 45889947afed..9952fcdf3627 100644
--- a/drivers/spi/spi-mxic.c
+++ b/drivers/spi/spi-mxic.c
@@ -448,6 +448,10 @@  static const struct spi_controller_mem_ops mxic_spi_mem_ops = {
 	.exec_op = mxic_spi_mem_exec_op,
 };
 
+static const struct spi_controller_mem_caps mxic_spi_mem_caps = {
+	.dtr = true,
+};
+
 static void mxic_spi_set_cs(struct spi_device *spi, bool lvl)
 {
 	struct mxic_spi *mxic = spi_master_get_devdata(spi->master);
@@ -580,6 +584,7 @@  static int mxic_spi_probe(struct platform_device *pdev)
 
 	master->num_chipselect = 1;
 	master->mem_ops = &mxic_spi_mem_ops;
+	master->mem_caps = &mxic_spi_mem_caps;
 
 	master->set_cs = mxic_spi_set_cs;
 	master->transfer_one = mxic_spi_transfer_one;