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Message-Id: <20211117133110.2682631-3-vkoul@kernel.org>
Date: Wed, 17 Nov 2021 19:01:10 +0530
From: Vinod Koul <vkoul@...nel.org>
To: Bjorn Andersson <bjorn.andersson@...aro.org>,
Mark Brown <broonie@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, Vinod Koul <vkoul@...nel.org>,
Douglas Anderson <dianders@...omium.org>,
Matthias Kaehlcke <mka@...omium.org>,
linux-spi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 3/3] spi: qcom: geni: handle timeout for gpi mode
We missed adding handle_err for gpi mode, so add a new function
spi_geni_handle_err() which would call handle_fifo_timeout() or newly
added handle_gpi_timeout() based on mode
Signed-off-by: Vinod Koul <vkoul@...nel.org>
---
drivers/spi/spi-geni-qcom.c | 26 +++++++++++++++++++++++++-
1 file changed, 25 insertions(+), 1 deletion(-)
diff --git a/drivers/spi/spi-geni-qcom.c b/drivers/spi/spi-geni-qcom.c
index b9769de1f5f0..5b6e9a6643d8 100644
--- a/drivers/spi/spi-geni-qcom.c
+++ b/drivers/spi/spi-geni-qcom.c
@@ -164,6 +164,30 @@ static void handle_fifo_timeout(struct spi_master *spi,
}
}
+static void handle_gpi_timeout(struct spi_master *spi, struct spi_message *msg)
+{
+ struct spi_geni_master *mas = spi_master_get_devdata(spi);
+
+ dmaengine_terminate_sync(mas->tx);
+ dmaengine_terminate_sync(mas->rx);
+}
+
+static void spi_geni_handle_err(struct spi_master *spi, struct spi_message *msg)
+{
+ struct spi_geni_master *mas = spi_master_get_devdata(spi);
+
+ switch (mas->cur_xfer_mode) {
+ case GENI_SE_FIFO:
+ handle_fifo_timeout(spi, msg);
+ break;
+ case GENI_GPI_DMA:
+ handle_gpi_timeout(spi, msg);
+ break;
+ default:
+ dev_err(mas->dev, "Abort on Mode:%d not supported", mas->cur_xfer_mode);
+ }
+}
+
static bool spi_geni_is_abort_still_pending(struct spi_geni_master *mas)
{
struct geni_se *se = &mas->se;
@@ -921,7 +945,7 @@ static int spi_geni_probe(struct platform_device *pdev)
spi->can_dma = geni_can_dma;
spi->dma_map_dev = dev->parent;
spi->auto_runtime_pm = true;
- spi->handle_err = handle_fifo_timeout;
+ spi->handle_err = spi_geni_handle_err;
spi->use_gpio_descriptors = true;
init_completion(&mas->cs_done);
--
2.31.1
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