linux-kernel - [PATCH v27 04/32] usb: xhci: xhci-sideband: Set IMOD for xHCI sideband clients

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Message-ID: <20240912193935.1916426-5-quic_wcheng@quicinc.com>
Date: Thu, 12 Sep 2024 12:39:07 -0700
From: Wesley Cheng <quic_wcheng@...cinc.com>
To: <srinivas.kandagatla@...aro.org>, <mathias.nyman@...el.com>,
        <perex@...ex.cz>, <conor+dt@...nel.org>, <dmitry.torokhov@...il.com>,
        <corbet@....net>, <broonie@...nel.org>, <lgirdwood@...il.com>,
        <tiwai@...e.com>, <krzk+dt@...nel.org>,
        <pierre-louis.bossart@...ux.intel.com>, <Thinh.Nguyen@...opsys.com>,
        <bgoswami@...cinc.com>, <robh@...nel.org>,
        <gregkh@...uxfoundation.org>
CC: <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-sound@...r.kernel.org>, <linux-input@...r.kernel.org>,
        <linux-usb@...r.kernel.org>, <linux-arm-msm@...r.kernel.org>,
        <linux-doc@...r.kernel.org>, <alsa-devel@...a-project.org>,
        Wesley Cheng
	<quic_wcheng@...cinc.com>
Subject: [PATCH v27 04/32] usb: xhci: xhci-sideband: Set IMOD for xHCI sideband clients

When creating a secondary interrupter over xHCI, add an argument for
xHCI sideband clients to specify an interrupt moderation value for
the interrupter context assigned.

Signed-off-by: Wesley Cheng <quic_wcheng@...cinc.com>
---
 drivers/usb/host/xhci-sideband.c  | 4 ++--
 include/linux/usb/xhci-sideband.h | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/usb/host/xhci-sideband.c b/drivers/usb/host/xhci-sideband.c
index 4380a1910a19..324e1c45378a 100644
--- a/drivers/usb/host/xhci-sideband.c
+++ b/drivers/usb/host/xhci-sideband.c
@@ -259,7 +259,7 @@ EXPORT_SYMBOL_GPL(xhci_sideband_get_event_buffer);
  */
 int
 xhci_sideband_create_interrupter(struct xhci_sideband *sb, int num_seg,
-				 bool ip_autoclear)
+				 bool ip_autoclear, u32 imod_interval)
 {
 	int ret = 0;
 
@@ -273,7 +273,7 @@ xhci_sideband_create_interrupter(struct xhci_sideband *sb, int num_seg,
 	}
 
 	sb->ir = xhci_create_secondary_interrupter(xhci_to_hcd(sb->xhci),
-						   num_seg);
+						   num_seg, imod_interval);
 	if (!sb->ir) {
 		ret = -ENOMEM;
 		goto out;
diff --git a/include/linux/usb/xhci-sideband.h b/include/linux/usb/xhci-sideband.h
index 6c11e240fbca..bc5b56a77e37 100644
--- a/include/linux/usb/xhci-sideband.h
+++ b/include/linux/usb/xhci-sideband.h
@@ -59,7 +59,7 @@ xhci_sideband_get_event_buffer(struct xhci_sideband *sb);
 
 int
 xhci_sideband_create_interrupter(struct xhci_sideband *sb, int num_seg,
-				 bool ip_autoclear);
+				 bool ip_autoclear, u32 imod_interval);
 
 void
 xhci_sideband_remove_interrupter(struct xhci_sideband *sb);