[PATCH v17 27/51] usb: host: xhci-plat: Set XHCI max interrupters if property is present
flat view
STALE963d
SUPERSEDED
From: Wesley Cheng <hidden>
Date: 2024-02-17 00:10:54
Also in:
alsa-devel, linux-arm-msm, linux-devicetree, linux-sound, linux-usb, lkml
Subsystem:
the rest, usb subsystem, usb xhci driver · Maintainers:
Linus Torvalds, Greg Kroah-Hartman, Mathias Nyman
Revision v17 of 38 in this series.
Revisions (38)
- v3 [diff vs current]
- v4 [diff vs current]
- v5 [diff vs current]
- v6 [diff vs current]
- v7 [diff vs current]
- v8 [diff vs current]
- v9 [diff vs current]
- v10 [diff vs current]
- v11 [diff vs current]
- v12 [diff vs current]
- v13 [diff vs current]
- v14 [diff vs current]
- v15 [diff vs current]
- v16 [diff vs current]
- v17 current
- v18 [diff vs current]
- v19 [diff vs current]
- v20 [diff vs current]
- v21 [diff vs current]
- v22 [diff vs current]
- v23 [diff vs current]
- v24 [diff vs current]
- v25 [diff vs current]
- v26 [diff vs current]
- v27 [diff vs current]
- v28 [diff vs current]
- v28 [diff vs current]
- v28 [diff vs current]
- v29 [diff vs current]
- v30 [diff vs current]
- v31 [diff vs current]
- v32 [diff vs current]
- v33 [diff vs current]
- v34 [diff vs current]
- v35 [diff vs current]
- v36 [diff vs current]
- v37 [diff vs current]
- v38 [diff vs current]
Some platforms may want to limit the number of XHCI interrupters allocated. This is passed to xhci-plat as a device property. Ensure that this is read and the max_interrupters field is set. Signed-off-by: Wesley Cheng <redacted> --- drivers/usb/host/xhci-plat.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index 3d071b875308..1c12cadc02a1 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c@@ -258,6 +258,8 @@ int xhci_plat_probe(struct platform_device *pdev, struct device *sysdev, const s device_property_read_u32(tmpdev, "imod-interval-ns", &xhci->imod_interval); + device_property_read_u16(tmpdev, "num-hc-interrupters", + &xhci->max_interrupters); } /*