From: Serge Semin <fancer.lancer@gmail.com>
To: Frank Li <frank.li@nxp.com>
Cc: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>,
Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>,
"lpieralisi@kernel.org" <lpieralisi@kernel.org>,
"robh+dt@kernel.org" <robh+dt@kernel.org>,
"kw@linux.com" <kw@linux.com>,
"bhelgaas@google.com" <bhelgaas@google.com>,
"krzk+dt@kernel.org" <krzk+dt@kernel.org>,
"marek.vasut+renesas@gmail.com" <marek.vasut+renesas@gmail.com>,
"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-renesas-soc@vger.kernel.org"
<linux-renesas-soc@vger.kernel.org>,
"Sergey.Semin@baikalelectronics.ru"
<Sergey.Semin@baikalelectronics.ru>
Subject: Re: [EXT] RE: [PATCH v7 5/9] PCI: dwc: Avoid reading a register to detect whether eDMA exists
Date: Sun, 11 Dec 2022 18:28:49 +0300 [thread overview]
Message-ID: <20221211152849.y2dcxpc2teervlcl@mobilestation> (raw)
In-Reply-To: <HE1PR0401MB23319A9F4AF7630A82249D65881C9@HE1PR0401MB2331.eurprd04.prod.outlook.com>
Hi Frank
On Fri, Dec 09, 2022 at 03:52:42PM +0000, Frank Li wrote:
> Hi Serge,
>
> > From: Serge Semin, Sent: Thursday, December 8, 2022 11:01 PM
> >
> > Cc += Frank Li
> >
> > @Frank could you have a look at the thread and check the content of
> > the CSRs dbi+0x8f8 and dbi+0x978 on available to you DW PCIe +EDMA
> > devices?
>
> [ 2.598038] imx6q-pcie 5f010000.pcie_ep: imx_add_pcie_ep: +0x8f8 = 3438302a, +0x978 = 00010001
Thanks for the reply. So it's 4.80a with the legacy viewport-based
access. Alas it isn't what we need in this thread. We'll need
@Mani's respond in order to decide how to fix the auto-detection
procedure.
-Serge(y)
>
> Frank Li
>
>
next prev parent reply other threads:[~2022-12-11 15:28 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-21 12:43 [PATCH v7 0/9] PCI: rcar-gen4: Add R-Car Gen4 PCIe support Yoshihiro Shimoda
2022-11-21 12:43 ` [PATCH v7 1/9] dt-bindings: PCI: renesas: Add R-Car Gen4 PCIe Host Yoshihiro Shimoda
2022-11-21 12:43 ` [PATCH v7 2/9] dt-bindings: PCI: renesas: Add R-Car Gen4 PCIe Endpoint Yoshihiro Shimoda
2022-11-21 12:43 ` [PATCH v7 3/9] PCI: Add PCI_EXP_LNKCAP_MLW macros Yoshihiro Shimoda
2022-11-21 12:43 ` [PATCH v7 4/9] PCI: designware-ep: Expose dw_pcie_ep_exit() to module Yoshihiro Shimoda
2022-11-21 12:43 ` [PATCH v7 5/9] PCI: dwc: Avoid reading a register to detect whether eDMA exists Yoshihiro Shimoda
2022-11-22 13:55 ` Manivannan Sadhasivam
2022-11-27 23:55 ` Serge Semin
2022-11-28 2:52 ` Yoshihiro Shimoda
2022-11-28 11:59 ` Serge Semin
2022-11-28 12:41 ` Yoshihiro Shimoda
2022-11-28 16:11 ` Serge Semin
2022-11-29 0:21 ` Yoshihiro Shimoda
2022-12-08 12:26 ` Yoshihiro Shimoda
2022-12-08 14:01 ` Serge Semin
2022-12-09 7:45 ` Yoshihiro Shimoda
[not found] ` <HE1PR0401MB23319A9F4AF7630A82249D65881C9@HE1PR0401MB2331.eurprd04.prod.outlook.com>
2022-12-11 15:28 ` Serge Semin [this message]
2022-12-12 12:56 ` [EXT] " Manivannan Sadhasivam
2022-12-12 16:56 ` Serge Semin
2022-12-12 17:11 ` Manivannan Sadhasivam
2022-12-13 23:11 ` Serge Semin
2022-11-21 12:43 ` [PATCH v7 6/9] PCI: dwc: Add support for triggering legacy IRQs Yoshihiro Shimoda
2022-11-21 12:43 ` [PATCH v7 7/9] PCI: rcar-gen4: Add R-Car Gen4 PCIe Host support Yoshihiro Shimoda
2022-11-22 15:04 ` Bjorn Helgaas
2022-11-25 11:37 ` Yoshihiro Shimoda
2022-11-21 12:43 ` [PATCH v7 8/9] PCI: rcar-gen4-ep: Add R-Car Gen4 PCIe Endpoint support Yoshihiro Shimoda
2022-11-21 12:44 ` [PATCH v7 9/9] MAINTAINERS: Update PCI DRIVER FOR RENESAS R-CAR for R-Car Gen4 Yoshihiro Shimoda
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