Bug 50011 - sdhci-pci 0000:05:03.1: Will use DMA mode even though HW doesn't fully claim to support it.
Summary: sdhci-pci 0000:05:03.1: Will use DMA mode even though HW doesn't fully claim ...
Status: NEW
Alias: None
Product: Drivers
Classification: Unclassified
Component: MMC/SD (show other bugs)
Hardware: All Linux
: P1 normal
Assignee: drivers_mmc-sd
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2012-11-03 22:26 UTC by Cristian Aravena Romero
Modified: 2014-06-02 17:43 UTC (History)
2 users (show)

See Also:
Kernel Version: 3.5.7
Tree: Mainline
Regression: No


Attachments

Description Cristian Aravena Romero 2012-11-03 22:26:37 UTC
Open bug in LP:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1074762

I'm Inserting sdhc 16Gbyte speed 10, and message:

sdhci-pci 0000:05:03.1: Will use DMA mode even though HW doesn't fully claim to support it.
Comment 1 Chris Ball 2012-11-03 22:30:02 UTC
Does the card work okay?
Comment 2 Cristian Aravena Romero 2012-11-03 22:35:09 UTC
Chris:

* Card of 16Gbytes speed 10 not work
* Card of 4Gbytes speed ? work fine
Comment 3 Cristian Aravena Romero 2012-11-03 22:57:12 UTC
Chris, in Windows 7 idem:

* Card of 16Gbytes speed 10 not work
* Card of 4Gbytes speed ? work fine
Comment 4 Cristian Aravena Romero 2012-11-03 23:03:09 UTC
in lspci:


-> "SD/SDIO/MMC/MS/MSPro" No support for SDHC(?)



05:03.1 SD Host controller [0805]: Ricoh Co Ltd R5C822 SD/SDIO/MMC/MS/MSPro Host Adapter [1180:0822] (rev 22)
	Subsystem: Sony Corporation Device [104d:9045]
	Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
	Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
	Latency: 32, Cache Line Size: 64 bytes
	Interrupt: pin B routed to IRQ 17
	Region 0: Memory at d4100900 (32-bit, non-prefetchable) [size=256]
	Capabilities: <access denied>
	Kernel driver in use: sdhci-pci
	Kernel modules: sdhci-pci

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