Re: Linux 2.6.27-git3: no SD card reader

["Rafael J. Wysocki" <rjw@sisk.pl>]

On Tuesday, 14 of October 2008, J.A. Magallón wrote:
> On Tue, 14 Oct 2008 17:45:36 +0200, Pierre Ossman <drzeus-list@drzeus.cx> wrote:
> 
> > On Tue, 14 Oct 2008 02:54:53 +0200
> > "J.A. Magallón" <jamagallon@ono.com> wrote:
> > 
> > > Hi...
> > > 
> > > More problems with git3. The left SD card reader is not detected on the One.
> > > With a working kernel (distro 2.6.27):
> > > 
> > > Oct 14 02:44:27 one kernel: mmc0: error -84 whilst initialising SD card
> > > 
> > > Any ideas ?
> > > 
> > 
> > -84 is -EILSEQ, which is some kind of bit error. Since you're running a
> > JMicron controller, I'm guessing that something in your system isn't
> > handling the higher speed (we forcefully enable highspeed on the
> > Jmicron controll now).
> > 
> 
> Err, sorry if this is stupid. I can see the card reader even if I don't
> load the jmb38x_ms.ko module,just sdhci_pci. I understand that it is needed only if
> I want to read memstick type cards. Or not ?
> I suppose you refer to 'settings for JMicron hardware in sdhci_pci module'.
> 
> > Have you tested more than one card?
> > 
> 
> I have two (both unknown brands for me, but I write full names fwiw):
> - One "MBA Executive HiSpeed SD", 2Gb
> - One "takeMS SDHC card Class6",  8Gb
> 
> Both give about 10Mb/s on read with hdparm under 2.6.27.
> 
> > What machine is this? 
> 
> It's an Acer Aspire One. From what I have seen, there are two SD devices.
> Both are capable to read SDHC cards, I have switched cards and they work
> (or at the moment both are working as backwards-compatible in plain SD
> mode, if that even exists...).
> 
> From a half-working 2.6.27 kernel (half will be explained below):
> 
> sdhci: Secure Digital Host Controller Interface driver
> sdhci: Copyright(c) Pierre Ossman
> sdhci-pci 0000:01:00.0: SDHCI controller found [197b:2382] (rev 0)
> sdhci-pci 0000:01:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
> sdhci-pci 0000:01:00.0: setting latency timer to 64
> mmc0: SDHCI controller on PCI [0000:01:00.0] using ADMA
> sdhci-pci 0000:01:00.2: SDHCI controller found [197b:2381] (rev 0)
> sdhci-pci 0000:01:00.2: PCI INT A -> GSI 16 (level, low) -> IRQ 16
> sdhci-pci 0000:01:00.2: Refusing to bind to secondary interface.
> sdhci-pci 0000:01:00.2: PCI INT A disabled
> 
> (this is the right reader, the multi-format one)
> 
> sdhci-pci 0000:04:00.0: SDHCI controller found [197b:2382] (rev 0)
> sdhci-pci 0000:04:00.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19
> sdhci-pci 0000:04:00.0: setting latency timer to 64
> mmc1: SDHCI controller on PCI [0000:04:00.0] using ADMA
> sdhci-pci 0000:04:00.2: SDHCI controller found [197b:2381] (rev 0)
> sdhci-pci 0000:04:00.2: PCI INT A -> GSI 19 (level, low) -> IRQ 19
> sdhci-pci 0000:04:00.2: Refusing to bind to secondary interface.
> sdhci-pci 0000:04:00.2: PCI INT A disabled
> 
> (and this is the left one, the SD-only)
> 
> ...
> mmc0: new SD card at address 0002
> ...
> mmc1: new SDHC card at address 0002
> ...
> mmcblk0: mmc0:0002 00000 1974272KiB
>  mmcblk0: p1
> mmcblk1: mmc1:0002       7917568KiB
>  mmcblk1: p1
> 
> one:~# lspci -t
> -[0000:00]-+-00.0
>            +-02.0
>            +-02.1
>            +-1b.0
>            +-1c.0-[0000:01]--+-00.0
>            |                 +-00.2
>            |                 +-00.3
>            |                 \-00.4
>            +-1c.1-[0000:02]----00.0
>            +-1c.2-[0000:03]----00.0
>            +-1c.3-[0000:04]--+-00.0
>            |                 +-00.2
>            |                 +-00.3
>            |                 \-00.4
>            +-1d.0
>            +-1d.1
>            +-1d.2
>            +-1d.3
>            +-1d.7
>            +-1e.0-[0000:05]--
>            +-1f.0
>            +-1f.2
>            \-1f.3
> 
> one:~# lspci
> 00:00.0 Host bridge: Intel Corporation Mobile 945GME Express Memory Controller Hub (rev 03)
> 00:02.0 VGA compatible controller: Intel Corporation Mobile 945GME Express Integrated Graphics Controller (rev 03)
> 00:02.1 Display controller: Intel Corporation Mobile 945GM/GMS/GME, 943/940GML Express Integrated Graphics Controller (rev 03)
> 00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller (rev 02)
> 00:1c.0 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 1 (rev 02)
> 00:1c.1 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 2 (rev 02)
> 00:1c.2 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 3 (rev 02)
> 00:1c.3 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 4 (rev 02)
> 00:1d.0 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #1 (rev 02)
> 00:1d.1 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #2 (rev 02)
> 00:1d.2 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #3 (rev 02)
> 00:1d.3 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #4 (rev 02)
> 00:1d.7 USB Controller: Intel Corporation 82801G (ICH7 Family) USB2 EHCI Controller (rev 02)
> 00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev e2)
> 00:1f.0 ISA bridge: Intel Corporation 82801GBM (ICH7-M) LPC Interface Bridge (rev 02)
> 00:1f.2 IDE interface: Intel Corporation 82801GBM/GHM (ICH7 Family) SATA IDE Controller (rev 02)
> 00:1f.3 SMBus: Intel Corporation 82801G (ICH7 Family) SMBus Controller (rev 02)
> 01:00.0 System peripheral: JMicron Technologies, Inc. Device 2382
> 01:00.2 SD Host controller: JMicron Technologies, Inc. Device 2381
> 01:00.3 System peripheral: JMicron Technologies, Inc. Device 2383
> 01:00.4 System peripheral: JMicron Technologies, Inc. Device 2384
> 02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101E/RTL8102E PCI Express Fast Ethernet controller (rev 02)
> 03:00.0 Ethernet controller: Atheros Communications Inc. AR242x 802.11abg Wireless PCI Express Adapter (rev 01)
> 04:00.0 System peripheral: JMicron Technologies, Inc. Device 2382
> 04:00.2 SD Host controller: JMicron Technologies, Inc. Device 2381
> 04:00.3 System peripheral: JMicron Technologies, Inc. Device 2383
> 04:00.4 System peripheral: JMicron Technologies, Inc. Device 2384
> 
> 
> 
> I call this half-working because I have to boot with a card inside a slot
> to have it detected. If i boot without the card-in, it even dissapears from
> lspci. This is just with the left SD inserted:
> 
> one:~# lspci
> 00:00.0 Host bridge: Intel Corporation Mobile 945GME Express Memory Controller Hub (rev 03)
> 00:02.0 VGA compatible controller: Intel Corporation Mobile 945GME Express Integrated Graphics Controller (rev 03)
> 00:02.1 Display controller: Intel Corporation Mobile 945GM/GMS/GME, 943/940GML Express Integrated Graphics Controller (rev 03)
> 00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller (rev 02)
> 00:1c.0 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 1 (rev 02)
> 00:1c.1 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 2 (rev 02)
> 00:1c.2 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 3 (rev 02)
> 00:1c.3 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 4 (rev 02)
> 00:1d.0 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #1 (rev 02)
> 00:1d.1 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #2 (rev 02)
> 00:1d.2 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #3 (rev 02)
> 00:1d.3 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #4 (rev 02)
> 00:1d.7 USB Controller: Intel Corporation 82801G (ICH7 Family) USB2 EHCI Controller (rev 02)
> 00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev e2)
> 00:1f.0 ISA bridge: Intel Corporation 82801GBM (ICH7-M) LPC Interface Bridge (rev 02)
> 00:1f.2 IDE interface: Intel Corporation 82801GBM/GHM (ICH7 Family) SATA IDE Controller (rev 02)
> 00:1f.3 SMBus: Intel Corporation 82801G (ICH7 Family) SMBus Controller (rev 02)
> 02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101E/RTL8102E PCI Express Fast Ethernet controller (rev 02)
> 03:00.0 Ethernet controller: Atheros Communications Inc. AR242x 802.11abg Wireless PCI Express Adapter (rev 01)
> 04:00.0 System peripheral: JMicron Technologies, Inc. Device 2382
> 04:00.2 SD Host controller: JMicron Technologies, Inc. Device 2381
> 04:00.3 System peripheral: JMicron Technologies, Inc. Device 2383
> 04:00.4 System peripheral: JMicron Technologies, Inc. Device 2384
> 
> If I insert a card on the right slot now it has no effect, it does not appear.
> I suppose it is PCI hot-plunggin that is not hot nor plugs anything ;).:
> 
> one:~# lspci -t
> -[0000:00]-+-00.0
>            +-02.0
>            +-02.1
>            +-1b.0
>            +-1c.0-[0000:01]--
>            +-1c.1-[0000:02]----00.0
>            +-1c.2-[0000:03]----00.0
>            +-1c.3-[0000:04]--+-00.0
>            |                 +-00.2
>            |                 +-00.3
>            |                 \-00.4
>            +-1d.0
>            +-1d.1
>            +-1d.2
>            +-1d.3
>            +-1d.7
>            +-1e.0-[0000:05]--
>            +-1f.0
>            +-1f.2
>            \-1f.3
> 
> The tree after the bridge in 00:1c.0 is gone !!.
> I googled about it and someone talked about pciehp_force, but last time
> I tried some other devices (ether, could be?) dissapeared.
> 
> And now with -git4:
> 
> sdhci: Secure Digital Host Controller Interface driver
> sdhci: Copyright(c) Pierre Ossman
> sdhci-pci 0000:01:00.0: SDHCI controller found [197b:2382] (rev 0)
> sdhci-pci 0000:01:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
> sdhci-pci 0000:01:00.0: setting latency timer to 64
> mmc0: SDHCI controller on PCI [0000:01:00.0] using ADMA
> sdhci-pci 0000:01:00.2: SDHCI controller found [197b:2381] (rev 0)
> sdhci-pci 0000:01:00.2: PCI INT A -> GSI 16 (level, low) -> IRQ 16
> sdhci-pci 0000:01:00.2: Refusing to bind to secondary interface.
> sdhci-pci 0000:01:00.2: PCI INT A disabled
> sdhci-pci 0000:04:00.0: SDHCI controller found [197b:2382] (rev 0)
> sdhci-pci 0000:04:00.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19
> sdhci-pci 0000:04:00.0: setting latency timer to 64
> mmc1: SDHCI controller on PCI [0000:04:00.0] using ADMA
> sdhci-pci 0000:04:00.2: SDHCI controller found [197b:2381] (rev 0)
> sdhci-pci 0000:04:00.2: PCI INT A -> GSI 19 (level, low) -> IRQ 19
> sdhci-pci 0000:04:00.2: Refusing to bind to secondary interface.
> sdhci-pci 0000:04:00.2: PCI INT A disabled
> ...
> mmc0: error -84 whilst initialising SD card
> ...
> mmc1: error -84 whilst initialising SD card
> 
> 
> Mmm, looking at the logs I have seen that in 2.6.27 shpchp is loaded
> way before sdhci, and in -git4 it loads after it. Can this have
> any effect ?
> 
> > Rgds
> 
> TIA, hope all this gives some light.
> If you need full dmesg's, just ask.

Is this still a problem in mainline?

I understand from your postings that 2.6.27 is OK, correct?

Rafael