aboutsummaryrefslogtreecommitdiffstats
path: root/target/linux/mediatek/patches-4.4/0019-xhci-mediatek-support-MTK-xHCI-host-controller.patch
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/mediatek/patches-4.4/0019-xhci-mediatek-support-MTK-xHCI-host-controller.patch')
-rw-r--r--target/linux/mediatek/patches-4.4/0019-xhci-mediatek-support-MTK-xHCI-host-controller.patch38
1 files changed, 30 insertions, 8 deletions
diff --git a/target/linux/mediatek/patches-4.4/0019-xhci-mediatek-support-MTK-xHCI-host-controller.patch b/target/linux/mediatek/patches-4.4/0019-xhci-mediatek-support-MTK-xHCI-host-controller.patch
index 846afc5ee1..a7dd38a643 100644
--- a/target/linux/mediatek/patches-4.4/0019-xhci-mediatek-support-MTK-xHCI-host-controller.patch
+++ b/target/linux/mediatek/patches-4.4/0019-xhci-mediatek-support-MTK-xHCI-host-controller.patch
@@ -1,7 +1,7 @@
-From 651d8fff94718c7e48b8a40d7774878eb8ed62ee Mon Sep 17 00:00:00 2001
+From 8b8185586a13ebbd760e80bbe5f22f9417b50fd2 Mon Sep 17 00:00:00 2001
From: "chunfeng.yun@mediatek.com" <chunfeng.yun@mediatek.com>
Date: Tue, 17 Nov 2015 17:18:40 +0800
-Subject: [PATCH 19/91] xhci: mediatek: support MTK xHCI host controller
+Subject: [PATCH 019/102] xhci: mediatek: support MTK xHCI host controller
There some vendor quirks for MTK xhci host controller:
1. It defines some extra SW scheduling parameters for HW
@@ -31,6 +31,8 @@ Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
create mode 100644 drivers/usb/host/xhci-mtk.c
create mode 100644 drivers/usb/host/xhci-mtk.h
+diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
+index 3bb0887..daa563f 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -41,6 +41,15 @@ config USB_XHCI_PLATFORM
@@ -49,6 +51,8 @@ Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
config USB_XHCI_MVEBU
tristate "xHCI support for Marvell Armada 375/38x"
select USB_XHCI_PLATFORM
+diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile
+index e7558ab..65a06b4 100644
--- a/drivers/usb/host/Makefile
+++ b/drivers/usb/host/Makefile
@@ -13,6 +13,9 @@ fhci-$(CONFIG_FHCI_DEBUG) += fhci-dbg.o
@@ -69,6 +73,9 @@ Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
obj-$(CONFIG_USB_SL811_HCD) += sl811-hcd.o
obj-$(CONFIG_USB_SL811_CS) += sl811_cs.o
obj-$(CONFIG_USB_U132_HCD) += u132-hcd.o
+diff --git a/drivers/usb/host/xhci-mtk-sch.c b/drivers/usb/host/xhci-mtk-sch.c
+new file mode 100644
+index 0000000..c30de7c
--- /dev/null
+++ b/drivers/usb/host/xhci-mtk-sch.c
@@ -0,0 +1,415 @@
@@ -487,6 +494,9 @@ Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
+ }
+}
+EXPORT_SYMBOL_GPL(xhci_mtk_drop_ep_quirk);
+diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c
+new file mode 100644
+index 0000000..c9ab6a4
--- /dev/null
+++ b/drivers/usb/host/xhci-mtk.c
@@ -0,0 +1,763 @@
@@ -1253,6 +1263,9 @@ Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
+MODULE_AUTHOR("Chunfeng Yun <chunfeng.yun@mediatek.com>");
+MODULE_DESCRIPTION("MediaTek xHCI Host Controller Driver");
+MODULE_LICENSE("GPL v2");
+diff --git a/drivers/usb/host/xhci-mtk.h b/drivers/usb/host/xhci-mtk.h
+new file mode 100644
+index 0000000..7da677c
--- /dev/null
+++ b/drivers/usb/host/xhci-mtk.h
@@ -0,0 +1,162 @@
@@ -1418,6 +1431,8 @@ Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
+#endif
+
+#endif /* _XHCI_MTK_H_ */
+diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
+index eeaa6c6..f1c21c4 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -68,6 +68,7 @@
@@ -1428,7 +1443,7 @@ Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
/*
* Returns zero if the TRB isn't in this segment, otherwise it returns the DMA
-@@ -3065,17 +3066,22 @@ static u32 xhci_td_remainder(struct xhci
+@@ -3075,17 +3076,22 @@ static u32 xhci_td_remainder(struct xhci_hcd *xhci, int transferred,
{
u32 maxp, total_packet_count;
@@ -1455,7 +1470,7 @@ Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
/* Queueing functions don't count the current TRB into transferred */
return (total_packet_count - ((transferred + trb_buff_len) / maxp));
}
-@@ -3463,7 +3469,7 @@ int xhci_queue_ctrl_tx(struct xhci_hcd *
+@@ -3473,7 +3479,7 @@ int xhci_queue_ctrl_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
field |= 0x1;
/* xHCI 1.0/1.1 6.4.1.2.1: Transfer Type field */
@@ -1464,6 +1479,8 @@ Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
if (urb->transfer_buffer_length > 0) {
if (setup->bRequestType & USB_DIR_IN)
field |= TRB_TX_TYPE(TRB_DATA_IN);
+diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
+index 3f91270..15fedb2 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -31,6 +31,7 @@
@@ -1474,7 +1491,7 @@ Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
#define DRIVER_AUTHOR "Sarah Sharp"
#define DRIVER_DESC "'eXtensible' Host Controller (xHC) Driver"
-@@ -635,7 +636,11 @@ int xhci_run(struct usb_hcd *hcd)
+@@ -634,7 +635,11 @@ int xhci_run(struct usb_hcd *hcd)
"// Set the interrupt modulation register");
temp = readl(&xhci->ir_set->irq_control);
temp &= ~ER_IRQ_INTERVAL_MASK;
@@ -1487,7 +1504,7 @@ Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
writel(temp, &xhci->ir_set->irq_control);
/* Set the HCD state before we enable the irqs */
-@@ -1701,6 +1706,9 @@ int xhci_drop_endpoint(struct usb_hcd *h
+@@ -1698,6 +1703,9 @@ int xhci_drop_endpoint(struct usb_hcd *hcd, struct usb_device *udev,
xhci_endpoint_zero(xhci, xhci->devs[udev->slot_id], ep);
@@ -1497,7 +1514,7 @@ Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
xhci_dbg(xhci, "drop ep 0x%x, slot id %d, new drop flags = %#x, new add flags = %#x\n",
(unsigned int) ep->desc.bEndpointAddress,
udev->slot_id,
-@@ -1796,6 +1804,15 @@ int xhci_add_endpoint(struct usb_hcd *hc
+@@ -1793,6 +1801,15 @@ int xhci_add_endpoint(struct usb_hcd *hcd, struct usb_device *udev,
return -ENOMEM;
}
@@ -1513,9 +1530,11 @@ Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
ctrl_ctx->add_flags |= cpu_to_le32(added_ctxs);
new_add_flags = le32_to_cpu(ctrl_ctx->add_flags);
+diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
+index 0b94512..40cf36e 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
-@@ -1631,6 +1631,7 @@ struct xhci_hcd {
+@@ -1630,6 +1630,7 @@ struct xhci_hcd {
/* For controllers with a broken beyond repair streams implementation */
#define XHCI_BROKEN_STREAMS (1 << 19)
#define XHCI_PME_STUCK_QUIRK (1 << 20)
@@ -1523,3 +1542,6 @@ Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
unsigned int num_active_eps;
unsigned int limit_active_eps;
/* There are two roothubs to keep track of bus suspend info for */
+--
+1.7.10.4
+