diff mbox series

[v9,03/13] spi: cadence-quadspi: Provide a capability structure

Message ID 20220104083631.40776-4-miquel.raynal@bootlin.com
State Superseded
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>
Reviewed-by: Pratyush Yadav <p.yadav@ti.com>
---
 drivers/spi/spi-cadence-quadspi.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 08:36:21 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>
> Reviewed-by: Pratyush Yadav <p.yadav@ti.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-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c
index 101cc71bffa7..6705bbca12a6 100644
--- a/drivers/spi/spi-cadence-quadspi.c
+++ b/drivers/spi/spi-cadence-quadspi.c
@@ -1394,6 +1394,10 @@  static const struct spi_controller_mem_ops cqspi_mem_ops = {
 	.supports_op = cqspi_supports_mem_op,
 };
 
+static const struct spi_controller_mem_caps cqspi_mem_caps = {
+	.dtr = true,
+};
+
 static int cqspi_setup_flash(struct cqspi_st *cqspi)
 {
 	struct platform_device *pdev = cqspi->pdev;
@@ -1451,6 +1455,7 @@  static int cqspi_probe(struct platform_device *pdev)
 	}
 	master->mode_bits = SPI_RX_QUAD | SPI_RX_DUAL;
 	master->mem_ops = &cqspi_mem_ops;
+	master->mem_caps = &cqspi_mem_caps;
 	master->dev.of_node = pdev->dev.of_node;
 
 	cqspi = spi_master_get_devdata(master);