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From: Vinod Koul <vkoul@kernel.org>
To: Bjorn Andersson <bjorn.andersson@linaro.org>,
	Mark Brown <broonie@kernel.org>
Cc: linux-arm-msm@vger.kernel.org, Vinod Koul <vkoul@kernel.org>,
	Douglas Anderson <dianders@chromium.org>,
	Matthias Kaehlcke <mka@chromium.org>,
	linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 2/2] spi: qcom: geni: handle timeout for gpi mode
Date: Mon,  3 Jan 2022 12:41:18 +0530	[thread overview]
Message-ID: <20220103071118.27220-2-vkoul@kernel.org> (raw)
In-Reply-To: <20220103071118.27220-1-vkoul@kernel.org>

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

Fixes: b59c122484ec ("spi: spi-geni-qcom: Add support for GPI dma")
Reported-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
---
changes in v2:
 - add tags from Doug

 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 b82f3ddff0f4..f7d905d2a90f 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;
@@ -922,7 +946,7 @@ 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


  reply	other threads:[~2022-01-03  7:11 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-03  7:11 [PATCH v2 1/2] spi: qcom: geni: set the error code for gpi transfer Vinod Koul
2022-01-03  7:11 ` Vinod Koul [this message]
2022-01-06 16:13 ` Doug Anderson
2022-01-06 20:28 ` Mark Brown

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