From: Luca Lauro via B4 Relay <devnull+famlauro93l.gmail.com@kernel.org>
To: Sascha Hauer <s.hauer@pengutronix.de>,
"open list:BAREBOX" <barebox@lists.infradead.org>
Cc: Luca Lauro <famlauro93l@gmail.com>
Subject: [PATCH 17/19] usb: ehci: minor fixes for Marvell compatibility
Date: Thu, 23 Jul 2026 15:57:55 +0200 [thread overview]
Message-ID: <20260723-rn102-rn104-series-v1-17-7698d25df866@gmail.com> (raw)
In-Reply-To: <20260723-rn102-rn104-series-v1-0-7698d25df866@gmail.com>
From: Luca Lauro <famlauro93l@gmail.com>
---
drivers/usb/host/ehci-hcd.c | 22 +++++++++++-----------
1 file changed, 11 insertions(+), 11 deletions(-)
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 51b9e52a4f..b72436b312 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -857,8 +857,6 @@ static int ehci_init(struct usb_host *host)
struct QH *periodic;
int i;
- ehci_halt(ehci);
-
/* EHCI spec section 4.1 */
if (ehci_reset(ehci) != 0)
return -1;
@@ -870,16 +868,16 @@ static int ehci_init(struct usb_host *host)
}
ehci->qh_list[0].qh_link = cpu_to_hc32(ehci_qh_dma(ehci, &ehci->qh_list[1]) |
- QH_LINK_TYPE_QH);
+ QH_LINK_TYPE_QH);
ehci->qh_list[0].qh_endpt1 = cpu_to_hc32(QH_ENDPT1_H(1) |
- QH_ENDPT1_EPS(USB_SPEED_HIGH));
+ QH_ENDPT1_EPS(USB_SPEED_HIGH));
ehci->qh_list[0].qh_curtd = cpu_to_hc32(QT_NEXT_TERMINATE);
ehci->qh_list[0].qt_next = cpu_to_hc32(QT_NEXT_TERMINATE);
ehci->qh_list[0].qt_altnext = cpu_to_hc32(QT_NEXT_TERMINATE);
ehci->qh_list[0].qt_token = cpu_to_hc32(QT_TOKEN_STATUS_HALTED);
ehci->qh_list[1].qh_link = cpu_to_hc32(ehci_qh_dma(ehci,
- &ehci->qh_list[0]) |
+ &ehci->qh_list[0]) |
QH_LINK_TYPE_QH);
ehci->qh_list[1].qt_altnext = cpu_to_hc32(QT_NEXT_TERMINATE);
@@ -897,6 +895,8 @@ static int ehci_init(struct usb_host *host)
periodic->qt_next = cpu_to_hc32(QT_NEXT_TERMINATE);
periodic->qt_altnext = cpu_to_hc32(QT_NEXT_TERMINATE);
+ ehci->periodic_queue_dma = ehci_qh_dma(ehci, periodic);
+
/*
* Step 2: Setup frame-list: Every microframe, USB tries the same list.
* In particular, device specifications on polling frequency
@@ -906,23 +906,23 @@ static int ehci_init(struct usb_host *host)
* Split Transactions will be spread across microframes using
* S-mask and C-mask.
*/
- if (ehci->periodic_list == NULL)
+ if (ehci->periodic_list == NULL) {
+ ehci->periodic_list = dma_alloc_coherent(DMA_DEVICE_BROKEN, 1024 * 4,
+ &ehci->periodic_list_dma);
/*
* FIXME: this memory chunk have to be 4k aligned AND
* reside in coherent memory. Current implementation of
* dma_alloc_coherent() allocates PAGE_SIZE aligned memory chunks.
* PAGE_SIZE less then 4k will break this code.
*/
- ehci->periodic_list = dma_alloc_coherent(DMA_DEVICE_BROKEN, 1024 * 4,
- &ehci->periodic_list_dma);
for (i = 0; i < 1024; i++) {
- ehci->periodic_list[i] = cpu_to_hc32((unsigned long)ehci->periodic_queue_dma
- | QH_LINK_TYPE_QH);
+ ehci->periodic_list[i] = cpu_to_hc32(ehci->periodic_queue_dma
+ | QH_LINK_TYPE_QH);
}
/* Set periodic list base address */
ehci_writel(&ehci->hcor->or_periodiclistbase,
- (uint32_t)ehci->periodic_list_dma);
+ ehci->periodic_list_dma);
reg = ehci_readl(&ehci->hccr->cr_hcsparams);
descriptor.hub.bNbrPorts = HCS_N_PORTS(reg);
--
2.47.3
next prev parent reply other threads:[~2026-07-23 14:02 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-23 13:57 [PATCH 00/19] ARM: mvebu: add Netgear RN102/RN104 support and related drivers Luca Lauro via B4 Relay
2026-07-23 13:57 ` [PATCH 01/19] ARM: mvebu: add board support for Netgear RN102 Luca Lauro via B4 Relay
2026-07-27 13:27 ` Sascha Hauer
2026-07-23 13:57 ` [PATCH 02/19] ARM: mvebu: add lowlevel " Luca Lauro via B4 Relay
2026-07-27 13:30 ` Sascha Hauer
2026-07-23 13:57 ` [PATCH 03/19] ARM: dts: add barebox device tree " Luca Lauro via B4 Relay
2026-07-27 13:32 ` Sascha Hauer
2026-07-23 13:57 ` [PATCH 04/19] ARM: dts: update RN102 Linux DTS Luca Lauro via B4 Relay
2026-07-27 13:40 ` Sascha Hauer
2026-07-27 13:41 ` Sascha Hauer
2026-07-23 13:57 ` [PATCH 05/19] ARM: mvebu: add Kconfig entry for Netgear RN102 Luca Lauro via B4 Relay
2026-07-23 13:57 ` [PATCH 06/19] ARM: mvebu: add RN102 image support Luca Lauro via B4 Relay
2026-07-23 13:57 ` [PATCH 07/19] ARM: mvebu: enable RN102 in mvebu_defconfig Luca Lauro via B4 Relay
2026-07-23 13:57 ` [PATCH 08/19] ARM: mvebu: rn104: placeholder bay management Luca Lauro via B4 Relay
2026-07-23 13:57 ` [PATCH 09/19] ARM: mvebu: add lowlevel support for Netgear RN104 Luca Lauro via B4 Relay
2026-07-23 13:57 ` [PATCH 10/19] ARM: dts: update RN104 Linux DTS Luca Lauro via B4 Relay
2026-07-23 13:57 ` [PATCH 11/19] ARM: mvebu: adapt RN104 image support Luca Lauro via B4 Relay
2026-07-23 13:57 ` [PATCH 12/19] ARM: mvebu: rename PUTC_LL to MVEBU_PUTC_LL Luca Lauro via B4 Relay
2026-07-27 13:46 ` Sascha Hauer
2026-07-23 13:57 ` [PATCH 13/19] drivers: fan: add fan framework and API Luca Lauro via B4 Relay
2026-07-23 13:57 ` [PATCH 14/19] commands: add fan control command Luca Lauro via B4 Relay
2026-07-23 13:57 ` [PATCH 15/19] commands: integrate fan command into Kconfig and Makefile Luca Lauro via B4 Relay
2026-07-23 13:57 ` [PATCH 16/19] usb: ehci: add Marvell EHCI host controller driver Luca Lauro via B4 Relay
2026-07-27 14:09 ` Sascha Hauer
2026-07-23 13:57 ` Luca Lauro via B4 Relay [this message]
2026-07-27 14:12 ` [PATCH 17/19] usb: ehci: minor fixes for Marvell compatibility Sascha Hauer
2026-07-23 13:57 ` [PATCH 18/19] ata: ahci: fixes and updates for Marvell SATA controller Luca Lauro via B4 Relay
2026-07-27 14:15 ` Sascha Hauer
2026-07-23 13:57 ` [PATCH 19/19] drivers: integrate USB/AHCI changes Luca Lauro via B4 Relay
2026-07-27 14:16 ` Sascha Hauer
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