* [PATCH 2/3] i2c: thunderx: Set DMA mask
[not found] <20261104104912.166301-1-paul.cercueil@bootlin.com>
@ 2026-11-04 10:49 ` Paul Cercueil
0 siblings, 0 replies; only message in thread
From: Paul Cercueil @ 2026-11-04 10:49 UTC (permalink / raw)
To: Robert Richter, Andi Shyti
Cc: linux-i2c, linux-kernel, Thomas Petazzoni, Sunil Kovvuri Goutham,
Umesh Kumar, Shashank Gupta, Tanmay Jagdale, stable,
Paul Cercueil
From: Tanmay Jagdale <tanmay@marvell.com>
Without it, MSI-X initialization can fail.
Fixes: 4c21541d8da1 ("i2c: thunderx: Replace pci_enable_msix()")
Cc: stable@vger.kernel.org
Signed-off-by: Tanmay Jagdale <tanmay@marvell.com>
Co-developed-by: Paul Cercueil <paul.cercueil@bootlin.com>
Signed-off-by: Paul Cercueil <paul.cercueil@bootlin.com>
---
drivers/i2c/busses/i2c-thunderx-pcidrv.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/i2c/busses/i2c-thunderx-pcidrv.c b/drivers/i2c/busses/i2c-thunderx-pcidrv.c
index 3959f23fc440..2208337e649b 100644
--- a/drivers/i2c/busses/i2c-thunderx-pcidrv.c
+++ b/drivers/i2c/busses/i2c-thunderx-pcidrv.c
@@ -198,6 +198,10 @@ static int thunder_i2c_probe_pci(struct pci_dev *pdev,
i2c->hlc_int_enable = thunder_i2c_hlc_int_enable;
i2c->hlc_int_disable = thunder_i2c_hlc_int_disable;
+ ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(48));
+ if (ret < 0)
+ goto error;
+
ret = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_MSIX);
if (ret < 0)
goto error;
--
2.47.3
^ permalink raw reply related [flat|nested] only message in thread