diff options
| author | Cosmin Tanislav <cosmin-gabriel.tanislav.xa@renesas.com> | 2025-12-01 16:42:21 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2025-12-14 13:38:31 +0300 |
| commit | 28b590bd4c6a051ec61cf286a46a8b14846e6fcf (patch) | |
| tree | 5fc09b7e80386f7013ee852c9d3d9492108c0f1e | |
| parent | b73ac782828f27c2217a17bd26aa8710769f032d (diff) | |
| download | linux-28b590bd4c6a051ec61cf286a46a8b14846e6fcf.tar.xz | |
spi: rzv2h-rspi: store RX interrupt in state
In preparation for implementing DMA support, store the RX interrupt
number in the private state, to allow disabling it during DMA.
Signed-off-by: Cosmin Tanislav <cosmin-gabriel.tanislav.xa@renesas.com>
Link: https://patch.msgid.link/20251201134229.600817-6-cosmin-gabriel.tanislav.xa@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
| -rw-r--r-- | drivers/spi/spi-rzv2h-rspi.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/spi/spi-rzv2h-rspi.c b/drivers/spi/spi-rzv2h-rspi.c index 6163ada3ccbb..50fd7ddef58d 100644 --- a/drivers/spi/spi-rzv2h-rspi.c +++ b/drivers/spi/spi-rzv2h-rspi.c @@ -100,6 +100,7 @@ struct rzv2h_rspi_priv { struct clk *pclk; wait_queue_head_t wait; unsigned int bytes_per_word; + int irq_rx; u32 last_speed_hz; u32 freq; u16 status; @@ -534,8 +535,8 @@ static int rzv2h_rspi_probe(struct platform_device *pdev) struct rzv2h_rspi_priv *rspi; struct reset_control *reset; struct clk_bulk_data *clks; - int irq_rx, ret, i; long tclk_rate; + int ret, i; controller = devm_spi_alloc_host(dev, sizeof(*rspi)); if (!controller) @@ -580,13 +581,13 @@ static int rzv2h_rspi_probe(struct platform_device *pdev) return dev_err_probe(&pdev->dev, PTR_ERR(reset), "cannot get tresetn reset\n"); - irq_rx = platform_get_irq_byname(pdev, "rx"); - if (irq_rx < 0) - return dev_err_probe(dev, irq_rx, "cannot get IRQ 'rx'\n"); + rspi->irq_rx = platform_get_irq_byname(pdev, "rx"); + if (rspi->irq_rx < 0) + return dev_err_probe(dev, rspi->irq_rx, "cannot get IRQ 'rx'\n"); init_waitqueue_head(&rspi->wait); - ret = devm_request_irq(dev, irq_rx, rzv2h_rx_irq_handler, 0, + ret = devm_request_irq(dev, rspi->irq_rx, rzv2h_rx_irq_handler, 0, dev_name(dev), rspi); if (ret) { dev_err(dev, "cannot request `rx` IRQ\n"); |