diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0477-spi-bcm2835-enable-shared-interrupt-support.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.19/950-0477-spi-bcm2835-enable-shared-interrupt-support.patch | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0477-spi-bcm2835-enable-shared-interrupt-support.patch b/target/linux/brcm2708/patches-4.19/950-0477-spi-bcm2835-enable-shared-interrupt-support.patch deleted file mode 100644 index f929b3a969..0000000000 --- a/target/linux/brcm2708/patches-4.19/950-0477-spi-bcm2835-enable-shared-interrupt-support.patch +++ /dev/null @@ -1,35 +0,0 @@ -From 21dd7cd6dc231287b92a8c8b9ecf9d0844c2d325 Mon Sep 17 00:00:00 2001 -From: Martin Sperl <kernel@martin.sperl.org> -Date: Mon, 13 May 2019 11:05:27 +0000 -Subject: [PATCH] spi: bcm2835: enable shared interrupt support - -Add shared interrupt support for this driver. - -Signed-off-by: Martin Sperl <kernel@martin.sperl.org> ---- - drivers/spi/spi-bcm2835.c | 7 ++++++- - 1 file changed, 6 insertions(+), 1 deletion(-) - ---- a/drivers/spi/spi-bcm2835.c -+++ b/drivers/spi/spi-bcm2835.c -@@ -150,6 +150,10 @@ static irqreturn_t bcm2835_spi_interrupt - struct spi_master *master = dev_id; - struct bcm2835_spi *bs = spi_master_get_devdata(master); - -+ /* check if we got interrupt enabled */ -+ if (!(bcm2835_rd(bs, BCM2835_SPI_CS) & BCM2835_SPI_CS_INTR)) -+ return IRQ_NONE; -+ - /* Read as many bytes as possible from FIFO */ - bcm2835_rd_fifo(bs); - /* Write as many bytes as possible to FIFO */ -@@ -756,7 +760,8 @@ static int bcm2835_spi_probe(struct plat - bcm2835_wr(bs, BCM2835_SPI_CS, - BCM2835_SPI_CS_CLEAR_RX | BCM2835_SPI_CS_CLEAR_TX); - -- err = devm_request_irq(&pdev->dev, bs->irq, bcm2835_spi_interrupt, 0, -+ err = devm_request_irq(&pdev->dev, bs->irq, bcm2835_spi_interrupt, -+ IRQF_SHARED, - dev_name(&pdev->dev), master); - if (err) { - dev_err(&pdev->dev, "could not request IRQ: %d\n", err); |