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* pata_artop: add Power Management supportBartlomiej Zolnierkiewicz2011-10-141-27/+54
| | | | | | | | | | | | Fixes IDE -> libata regression. There shouldn't be any problems with it as corresponding IDE's host driver (aec62xx) has been supporting PCI Power Management since Oct 10 2008 (commit feb22b7f "ide: add proper PCI PM support (v2)") and IDE PM since Jun 14 2003 (patch v2.5.73 "ide: Power Management"). Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_sl82c105: add Power Management supportBartlomiej Zolnierkiewicz2011-10-141-5/+32
| | | | | | | | | | | | Fixes IDE -> libata regression. There shouldn't be any problems with it as corresponding IDE's host driver (sl82c105) has been supporting PCI Power Management since Oct 10 2008 (commit feb22b7f "ide: add proper PCI PM support (v2)") and IDE PM since Jun 14 2003 (patch v2.5.73 "ide: Power Management"). Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_pdc2027x: add Power Management supportBartlomiej Zolnierkiewicz2011-10-141-0/+30
| | | | | | | | | | | | Fixes IDE -> libata regression. There shouldn't be any problems with it as corresponding IDE's host driver (pdc202xx_new) has been supporting PCI Power Management since Oct 10 2008 (commit feb22b7f "ide: add proper PCI PM support (v2)") and IDE PM since Jun 14 2003 (patch v2.5.73 "ide: Power Management"). Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_legacy: use PIO mask definesBartlomiej Zolnierkiewicz2011-10-141-11/+11
| | | | | | Acked-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_legacy: unify QDI ->set_piomode methodsBartlomiej Zolnierkiewicz2011-10-141-75/+23
| | | | | | | | Add controller type field to struct legacy_data and then use it to merge together all ->set_piomode methods for QDI controllers. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* libata: remove no longer needed pata_qdi driverBartlomiej Zolnierkiewicz2011-10-144-368/+9
| | | | | | | | | | | | QDI65x0 controllers are fully supported by pata_legacy driver so remove no longer needed pata_qdi driver. Leave PATA_QDI config option for compatibility reasons and teach pata_legacy to preserve the old behavior of pata_qdi driver. Acked-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_it8213: fix register naming used in it8213_set_piomode()Bartlomiej Zolnierkiewicz2011-10-141-10/+10
| | | | | | | | | Rename 'idetm_port' and 'idetm_data' variables to 'master_port' and 'master_data' respectively to match register naming used in it8213_set_dmamode() and in ata_piix.c. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_it8213: add UDMA100 and UDMA133 supportBartlomiej Zolnierkiewicz2011-10-141-2/+2
| | | | | | | | | | | Fixes IDE -> libata regression. IDE's it8213 host driver has been supporting those modes (per official documentation) since the initial driver's merge on Feb 7 2007 (commit 9c6712c0 "ide: add it8213 IDE driver"). Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_rdc: parallel scanning needs an extra lockingBartlomiej Zolnierkiewicz2011-10-141-0/+12
| | | | | | | | This is similar change as commit 60c3be3 ("ata_piix: parallel scanning on PATA needs an extra locking") for ata_piix host driver. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_via: add via_fixup()Bartlomiej Zolnierkiewicz2011-10-141-26/+23
| | | | | | | | | | | | * Fix via_init_one() to enable clock on 66 MHz devices (bug introduced in commit 460f531 "pata_via: store UDMA masks in via_isa_bridges table"). * Factor out common code from via_[re]init_one() to via_fixup(). Acked-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* libata: ata_timing_compute() fixupBartlomiej Zolnierkiewicz2011-10-141-1/+1
| | | | | | | | | | XFER_SW_DMA_0 mode should be excluded from the extended cycle timing computations. Acked-by: Alan Cox <alan@linux.intel.com> Noticed-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_scc: add proper cable detection methodBartlomiej Zolnierkiewicz2011-10-141-13/+1
| | | | | | | | | | Use standard ata_cable_80wire() method for the cable detection, as a bonus this allows us to use the default ->prereset method. Acked-by: Kou Ishizaki <kou.ishizaki@toshiba.co.jp> Acked-by: Akira Iguchi <akira2.iguchi@toshiba.co.jp> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_arasan_cf: remove bogus to_platform_device() callsSergei Shtylyov2011-10-141-4/+2
| | | | | | | | | | The suspend()/resume() methods already get the right 'struct device' to get the driver data from -- there's no need to get to the 'struct platform_device' that contains that 'struct device' just to call dev_get_drvdata()... Acked-by: Viresh Kumar <viresh.kumar@st.com> Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_atiixp: add proper ->prereset methodBartlomiej Zolnierkiewicz2011-10-141-9/+26
| | | | | | | | Fixes PCI access before PCI resources are allocated. Acked-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_serverworks: add serverworks_fixup()Bartlomiej Zolnierkiewicz2011-10-141-28/+29
| | | | | | | | Factor out common code from serverworks_[re]init_one() to serverworks_fixup(). Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_serverworks: cleanup cable detectionBartlomiej Zolnierkiewicz2011-10-141-30/+7
| | | | | | | | | Merge identical cable routines for Dell and Sun systems into common oem_cable() one. Acked-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_serverworks: use standard cable detection methodsBartlomiej Zolnierkiewicz2011-10-141-33/+12
| | | | | Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_cmd64x: documentation fixBartlomiej Zolnierkiewicz2011-10-141-1/+1
| | | | | | Acked-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_ali: fix "Satelite" typoBartlomiej Zolnierkiewicz2011-10-141-1/+1
| | | | | | | | | Cosmetic fix but thanks to it pata_ali's DMI table now matches alim15x3's one. Acked-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_cs5535: no need to program PIO0 timings during device initBartlomiej Zolnierkiewicz2011-10-141-12/+0
| | | | | | | | Core libata code takes care of it nowadays. Acked-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_cmd64x: add cmd64x_fixup()Bartlomiej Zolnierkiewicz2011-10-141-22/+20
| | | | | | | | | Factor out common code from cmd64x_[re]init_one() to cmd64x_fixup(). Remove stale comment and fix a minor CodingStyle issue while at it. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_hpt366: add hpt36x_find_mode() helperBartlomiej Zolnierkiewicz2011-10-141-10/+25
| | | | | | | | | | Factor out code for finding the register programming information from hpt366_set_mode() to hpt36x_find_mode(). This makes pata_hpt366 driver more similar to pata_{37x,3x2n} ones. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_artop: unify ->prereset methodsBartlomiej Zolnierkiewicz2011-10-141-21/+5
| | | | | | | | | * Unify ->prereset methods for ATP850 and ATP86x[R] chipsets. * Fix ->prereset documentation while at it. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_sc1200: do not use c99 style commentsBartlomiej Zolnierkiewicz2011-10-141-4/+8
| | | | | Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_at91: call clk_put() on ata_host_activate() failureSergei Shtylyov2011-10-141-1/+4
| | | | | | | pata_at91_probe() forgets to call clk_put() iff ata_host_activate() fails... Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* libata: reduce ata_pci_[sff,bmdma]_init_one() sizeBartlomiej Zolnierkiewicz2011-10-141-65/+46
| | | | | | | | | | | | | | Turn both helpers (which are used only during LLDs initialization time and thus are not performance sensitive) into wrappers around the new ata_pci_init_one() function, this cuts 20 LOC and saves ~1.1k of the output code size (x86-64): text data bss dec hex filename 21392 0 19 21411 53a3 drivers/ata/libata-sff.o.before 20256 0 19 20275 4f33 drivers/ata/libata-sff.o.after Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_cs5535: fix DRV_NAMEBartlomiej Zolnierkiewicz2011-10-141-2/+2
| | | | | | | | .. and also a module description while at it. Acked-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_sc1200: fix DRV_NAMEBartlomiej Zolnierkiewicz2011-10-141-1/+1
| | | | | | Acked-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_sil680: minor CodingStyle fixupsBartlomiej Zolnierkiewicz2011-10-141-25/+33
| | | | | | Acked-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_sil680: constify tablesBartlomiej Zolnierkiewicz2011-10-141-4/+8
| | | | | | | | Constify tables in sil680_set_[pio,dma]mode(). Acked-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_sil680: documentation fixesBartlomiej Zolnierkiewicz2011-10-141-11/+13
| | | | | | | | Fix documentation for sil680_sel[reg,dev]() and sil680_set_[pio,dma]mode(). Acked-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* ata: irq: Remove IRQF_DISABLEDYong Zhang2011-10-081-1/+1
| | | | | | | | | | | | | Since commit [c58543c8: genirq: Run irq handlers with interrupts disabled], We run all interrupt handlers with interrupts disabled and we even check and yell when an interrupt handler returns with interrupts enabled (see commit [b738a50a: genirq: Warn when handler enables interrupts]). So now this flag is a NOOP and can be removed. Signed-off-by: Yong Zhang <yong.zhang0@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* ata: Make pata_of_platform.c compile again and work on non-PPC platformsPawel Moll2011-10-082-3/+5
| | | | | | | | | | This patch adds missing #includes, makes the driver selectable on non-PPC OF-enabled platforms and fixes property value accesses to be correct in Little Endian system. Cc: Anton Vorontsov <avorontsov@ru.mvista.com> Signed-off-by: Pawel Moll <pawel.moll@arm.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_sis: code style cleanups for consistencyDan McGee2011-10-081-19/+19
| | | | | | | | Remove a lot of ' ' (double spaces) as well as ensuring use of tabs vs. spaces is appropriate and consistent. Signed-off-by: Dan McGee <dpmcgee@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_sis: mark most const data static as wellDan McGee2011-10-081-10/+10
| | | | | | | | | | This pushes timing and other values into preinitialized read-only data sections rather than being inlined into the code. None of these functions are called more than a handful of times, so reducing code size makes sense. Signed-off-by: Dan McGee <dpmcgee@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_sis: enable MWDMA for UDMA 133 chipsetDan McGee2011-10-081-8/+17
| | | | | | | | | | | This ports the timing values over from the old IDE driver into the new PATA-based one. The comment was lying when it stated the old driver was not MWDMA capable. Boot tested on actual hardware using 'libata.force=mwdma2'. Signed-off-by: Dan McGee <dpmcgee@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_sis: add mode_filter method for certain sis5513 chipsetsDan McGee2011-10-081-1/+26
| | | | | | | | | | | | | | | | | This mirrors a very old commit (3160d5416f39da9d9, "sis5513: add ->udma_filter method for chipset_family >= ATA_133") to the old sis5513 IDE driver that prevents certain setups from working. UDMA6 (ATA/133) is not supported on some chipsets and we need to ensure this mode is not chosen even if a connected drive supports it. Port this old patch forward to the new PATA driver to ensure UDMA5 is the highest mode used if that is what is supported. Kernel bugzilla #41582. Reviewed-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Dan McGee <dpmcgee@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* pata_sis: extract a sis_port_base() methodDan McGee2011-10-081-18/+28
| | | | | | | | | | This is similar to the existing sis_old_port_base() method. We do this same calculation and logic in multiple places (with one more to come in a future patch), so extracting it into a method makes sense. Reviewed-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Dan McGee <dpmcgee@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* [libata] ahci_platform: Add the board_ids and pi refer to different featuresRichard Zhu2011-10-081-6/+38
| | | | | | | | | | | | On imx53 AHCI, soft reset fails with IPMS set when PMP is enabled but SATA HDD/ODD is connected to SATA port, do soft reset again to port 0. So the 'ahci_pmp_retry_srst_ops' is required when imx53 ahci is present. Signed-off-by: Richard Zhu <richard.zhu@linaro.org> Acked-by: Eric Miao <eric.miao@linaro.org> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* libata-eh: ata_eh_followup_srst_needed() does not need 'classes' parameterSergei Shtylyov2011-10-081-3/+2
| | | | | | | ... since it does not use it. Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* sata_sil24: Use constJoe Perches2011-10-081-2/+2
| | | | | | | | | | | | Reduce data by using const. $ size drivers/ata/sata_sil24.o* text data bss dec hex filename 12764 614 2688 16066 3ec2 drivers/ata/sata_sil24.o.new 12320 1058 2688 16066 3ec2 drivers/ata/sata_sil24.o.old Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* ata_piix: make DVD Drive recognisable on systems with Intel Sandybridge ↵Ming Lei2011-10-071-5/+32
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | chipsets(v2) This quirk patch fixes one kind of bug inside some Intel Sandybridge chipsets, see reports from https://bugzilla.kernel.org/show_bug.cgi?id=40592. Many guys also have reported the problem before: https://bugs.launchpad.net/bugs/737388 https://bugs.launchpad.net/bugs/794642 https://bugs.launchpad.net/bugs/782389 ...... With help from Tejun, the problem is found to be caused by 32bit PIO mode, so introduce the quirk patch to disable 32bit PIO on SATA piix for some Sandybridge CPT chipsets. Seth also tested the patch on all five affected chipsets (pci device ID: 0x1c00, 0x1c01, 0x1d00, 0x1e00, 0x1e01), and found the patch does fix the problem. Tested-by: Heasley, Seth <seth.heasley@intel.com> Cc: Alan Cox <alan@linux.intel.com> Signed-off-by: Ming Lei <ming.lei@canonical.com> Acked-by: Tejun Heo <htejun@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com> Cc: stable@kernel.org
* libata: clear PIO pad areaTejun Heo2011-10-071-2/+2
| | | | | | | | | | | ata_sff_data_xfer[32]() use pad area if the transfer size isn't multiple of transfer size; however, this area wasn't cleared and garbage data in pad area could be transferred to the device. Make sure the pad area is cleared. Signed-off-by: Tejun Heo <tj@kernel.org> Cc: Lei Ming <tom.leiming@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* sata_mv: use {platform|pci}_get_drvdata()Sergei Shtylyov2011-10-071-5/+4
| | | | | | | | | | The driver uses dev_get_drvdata() to get to the driver data for the platform and PCI devices, while the corresponding wrappers exists for them -- in one case it even declares an otherwise unneeded variable to do that. Switch to using the {platform|pci}_get_drvdata() instead. Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* sata_mv: release clock on ata_host_activate() failureSergei Shtylyov2011-10-071-2/+5
| | | | | | | | mv_platfrom_probe() forgets to call clk_disable() and clk_put() iff ata_host_activate() fails... Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
* Merge git://github.com/davem330/netLinus Torvalds2011-10-067-20/+20
|\ | | | | | | | | | | | | | | | | | | * git://github.com/davem330/net: net: fix typos in Documentation/networking/scaling.txt bridge: leave carrier on for empty bridge netfilter: Use proper rwlock init function tcp: properly update lost_cnt_hint during shifting tcp: properly handle md5sig_pool references macvlan/macvtap: Fix unicast between macvtap interfaces in bridge mode
| * net: fix typos in Documentation/networking/scaling.txtBenjamin Poirier2011-10-061-5/+5
| | | | | | | | | | | | | | The second hunk fixes rps_sock_flow_table but has to re-wrap the paragraph. Signed-off-by: Benjamin Poirier <benjamin.poirier@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * bridge: leave carrier on for empty bridgestephen hemminger2011-10-061-3/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | This resolves a regression seen by some users of bridging. Some users use the bridge like a dummy device. They expect to be able to put an IPv6 address on the device with no ports attached. Although there are better ways of doing this, there is no reason to not allow it. Note: the bridge still will reflect the state of ports in the bridge if there are any added. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * netfilter: Use proper rwlock init functionThomas Gleixner2011-10-051-1/+1
| | | | | | | | | | | | | | | | Replace the open coded initialization with the init function. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Hans Schillstrom <hans.schillstrom@ericsson.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * tcp: properly update lost_cnt_hint during shiftingYan, Zheng2011-10-041-3/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | lost_skb_hint is used by tcp_mark_head_lost() to mark the first unhandled skb. lost_cnt_hint is the number of packets or sacked packets before the lost_skb_hint; When shifting a skb that is before the lost_skb_hint, if tcp_is_fack() is ture, the skb has already been counted in the lost_cnt_hint; if tcp_is_fack() is false, tcp_sacktag_one() will increase the lost_cnt_hint. So tcp_shifted_skb() does not need to adjust the lost_cnt_hint by itself. When shifting a skb that is equal to lost_skb_hint, the shifted packets will not be counted by tcp_mark_head_lost(). So tcp_shifted_skb() should adjust the lost_cnt_hint even tcp_is_fack(tp) is true. Signed-off-by: Zheng Yan <zheng.z.yan@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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