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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





  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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