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2011-11-11ath6kl: cleanup htc debug messagesKalle Valo
Unify debug message format and other minor changes. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: merge htc debug levelsKalle Valo
It's not really necessary to have separate debug levels for htc tx and rx so combine them. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: Implement support for QOS-enable and QOS-disable from userspaceRishi Panjwani
In order to allow user space based QOS control we use the available debugfs infrastructure. With this feature, user can make changes to qos parameters, thereby allowing creation and deletion of user defined priority streams and features like uapsd. This feature has been added for testing purposes. All 21 parameters for the create_qos command are mandatory in the correct order. They have to be written to the create_qos file in the ath6kl debug directory. These parameters(in order) are: 1)user priority 2)direction 3)traffic class 4)traffic type 5)voice PS capability 6)min service intvl 7)max service intvl 8)inactivity intvl 9)suspension intvl 10)serv start time 11)tsid 12)nominal msdu 13)max msdu 14)min data rate 15)mean data rate 16)peak data rate 17)max burst size 18)delay bound 19)min phy rate 20)surplus bw allowance 21)medium time To create a qos stream: echo "6 2 3 1 1 9999999 9999999 9999999 7777777 0 6 45000 200 56789000 56789000 5678900 0 0 9999999 20000 0" > create_qos delete_qos requires 2 parameters: 1)traffic class 2)tsid To delete a qos stream: echo "3 1" > delete_qos kvalo: minor commit log cleanup Signed-off-by: Rishi Panjwani <rpanjwan@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: Fix endpoint_stats debugfs buffer length calculationJouni Malinen
The previous version did not really make much sense and the theoretical maximum length would be a bit longer. Calculate the length more accurately. In addition, there is no need to clear the buffer, so use kmalloc instead of kzalloc. For bonus points, add the forgotten cred_rpt_from_other value to the file. Reported-by: Joe Perches <joe@perches.com> Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: unbreak suspendSam Leffler
Add missing {}'s that caused ath6kl_sdio_suspend to always return -EINVAL causing suspend to be aborted. kvalo: I broke this in commit f7325b85e ("ath6kl: add sdio debug messages") Signed-off-by: Sam Leffler <sleffler@chromium.org> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: fix firmware start address for ar6003 hw2.0Kalle Valo
Sangwook found out that commit 639d0b89 ("ath6kl: read firmware start address from hardware") broke firmware boot on ar6003 hw2.0 as it seems it's not posible to automatically query the address from hardware. So we need to hardcode the address for hw2.0. Reported-by: Sangwook Lee <sangwook.lee@linaro.org> Tested-by: Sangwook Lee <sangwook.lee@linaro.org> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: Allow CCKM AKM and KRK to be configuredJouni Malinen
Use vendor-specific suite selectors to allow CCKM to be configured. Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: Add debugfs control for keepalive and disconnection timeoutJouni Malinen
The new debugfs files keepalive and disconnect_timeout can be used to fetch the current values and to change the values for keepalive and disconnect event timeout (both in seconds). Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: Add debugfs files for roaming controlJouni Malinen
Roaming mode can be changed by writing roam mode (default, bssbias, or lock) to roam_mode. Forced roam can be requested by writing the BSSID into force_roam. Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: Add debugfs file for target roam tableJouni Malinen
The new roam_table debugfs file can be used to display the current roam table from the target. Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: Add endpoint_stats debugfs fileJouni Malinen
This file can be used to fetch endpoint statistics counters and to clear them by writing 0 to it. Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: Add WSC IE on the associate messageKevin Fang
For some WPS test items, such as item "5.1.14" STAUT must include the WSC IE in the 802.11 Association Request frame. Therefore, add the corresponding IE in association message. Signed-off-by: Kevin Fang <kevin.fang@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: fix null skb dereference in ath6kl_rx()Kalle Valo
smatch found that skb might be null in some cases in ath6kl_rx(): ath6kl/txrx.c +1252 ath6kl_rx(222) error: potential null derefence 'skb'. This will happen when ath6kl is in AP mode and two clients send traffic to each other. Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: move remaining content from htc_hif.h to hif.hKalle Valo
Now htc_hif.h can be removed. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: remove unused values from htc_hif.hKalle Valo
Also remove some cache line optimisation. It was using hardcoded values which is wrong. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: move htc_hif to hif.cKalle Valo
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: return error block size is not power of 2Kalle Valo
Currently only a warning is emitted but no error is returned. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: fix struct host_app_area endian handlingKalle Valo
It was missing endian annotation. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: remove unused parameters from struct wmiKalle Valo
There's no use for these, at least right now, so better to remove them. If some of them are ever needed, we can always add them back. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: make sure WLAN power save is enabled during suspendChilam Ng
Power save is enabled during ath6kl init. But when user space disables power save, the system will go into suspend with power save disabled. The ath6kl driver will now explicitly enable power save prior to entering suspend and restore its previous setting upon resume Signed-off-by: Chilam Ng <chilamng@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: Minor cleanup in msg_look_ahead parameter in ↵Vasanthakumar Thiagarajan
ath6kl_htc_rxmsg_pending_handler() It is just a four byte information of the received message from ath6kl_htc_rxmsg_pending_handler(). Remove unnecessary array representaion. Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: Avoid processing failed rx packetsVasanthakumar Thiagarajan
It is not necessary to process an htc_packet which is allocated for rx but failed in sdio rx. Though it does not fix any real issue, it does not make much sense to process the failed frame. Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: Fix htc_packet leak in ath6kl_htc_rx_fetch()Vasanthakumar Thiagarajan
It is found during the code review. As the leak would happen only in failure case, the imapct is not easily visible. Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: Fix htc_packet leak in ath6kl_htc_rx_process_packets()Vasanthakumar Thiagarajan
Packet is not reclaimed when ath6kl_htc_rx_process_hdr() fails. Fix this by deferring the packet deletion from comp_pktq till ath6kl_htc_rx_process_hdr() returns success. This bug is found in code review, impact is not easily visible as the leak happens only in failure cases. Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: Claim sdio function only at appropriate placesVasanthakumar Thiagarajan
There are places where tx_complete callbacks are called with claiming the sdio function. It is not necessary to hold the sdio func for longer. This may even affect the host side power save, if it is supported by the controller. Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: Replace spin_lock_irqsave with spin_lock_bhVasanthakumar Thiagarajan
It is not necessary to use spinlock primitive to protect data which is accessed in hard irq context as nothing is running in hard irq with this driver. The spinlock primitive meant to protect data in softirq context is more appropriate. Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: Fix sparse warning "symbol 'conn' shadows an earlier one"Vasanthakumar Thiagarajan
Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ath6kl: Enable force foreground scan in connected stateVasanthakumar Thiagarajan
This was disabled beacause there was a network stall issue when scan is issued. This issue does not happen with the new firmware (3.1.1.609), enable it back. Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2011-11-11ARM: mach-shmobile: cpuidle single/global and last_state fixesMagnus Damm
The following commits break cpuidle on SH-Mobile ARM: 46bcfad cpuidle: Single/Global registration of idle states e978aa7 cpuidle: Move dev->last_residency update to driver enter routine; remove dev->last_state This patch remedies these issues by up-porting the SH-Mobile code to fit with the above introduced framework changes. It is worth noting that the new code becomes significantly cleaner, so these framework changes are very welcome. At the same time this breakage could probably have been avoided by grepping for "last_state" and "cpuidle_register_driver". Signed-off-by: Magnus Damm <damm@opensource.se> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-11-11ARM: mach-shmobile: move helper macro PORTCR to sh_pfc.hKuninori Morimoto
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-11-11ARM: mach-shmobile: move helper macro PORT_xx to sh_pfc.hKuninori Morimoto
This patch moves PORT_xx helper macro to sh_pfc.h, and it expects CPU_ALL_PORT() macro for each CPU Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-11-11ARM: mach-shmobile: move helper macro PORT_DATA_xx to sh_pfc.hKuninori Morimoto
This patch move PORT_DATA_xx helper macro to sh_pfc.h. and pfc-sh7372.c used it Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-11-11ARM: mach-shmobile: ap4evb: remove white space from end of lineKuninori Morimoto
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-11-11ARM: mach-shmobile: clock-sh7372: remove un-necessary indexKuninori Morimoto
it is not necessary to have sh7372_xxxx index on static variable Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-11-11ARM: mach-shmobile: kota2: add comment out separatorKuninori Morimoto
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-11-11ARM: mach-shmobile: sh73a0: add MMC data pin pull-upKuninori Morimoto
This patch adds MMC data pin pull-up option for pfc-sh73a0.c, and select it on ag5evm board. The MMC read/write will be error without this patch. Cc: Takashi YOSHII <takashi.yoshii.zj@renesas.com> Tested-by: Simon Horman <horms@verge.net.au> Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-11-11mailmap: Fix up some renesas attributionsKuninori Morimoto
This adds in entries for both Goda and Morimoto-san who have previously used different conventions. Cc: Yusuke Goda <yusuke.goda.sx@renesas.com> Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-11-11Merge branches 'sh/pm-runtime' and 'common/clkfwk' into sh-fixes-for-linusPaul Mundt
2011-11-11sh: clkfwk: Kill off remaining debugfs cruft.Paul Mundt
Now that all of the named string association with clocks has been migrated to clkdev lookups there's no meaningful named topology that can be constructed for a debugfs tree view. Get rid of the left over bits, and shrink struct clk a bit in the process. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-11-11ALSA: hda - pwr_nids cleanup for IDT codecsCharles Chin
Clean up and fix pwr_nids for 92HD71 / 73 / 83 family codecs; remove pwr_mapping which was incorrect. The original pwr_nids support of 92HD83xxx was incorrect and never actually worked before. Now we should have things working correctly without having to hack by DID anymore. It is also not necessary to explicitly turn on all the pins near the beginning of patch_stac92hd83xxx() now, the pins will go though initialization properly. Tested on 92HD66 / 71 / 73 / 75 / 83 / 89 / 91 demo boards. Signed-off-by: Charles Chin <Charles.Chin@idt.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2011-11-11drivers: sh: Kill off dead pathname for runtime PM stub.Paul Mundt
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-11-11drivers: sh: Generalize runtime PM platform stub.Paul Mundt
The runtime PM platform support stub in use by ARM-based SH/R-Mobile platforms contains nothing that's specifically ARM-related and instead of wholly generic to anything using the clock framework. The recent runtime PM changes interact rather badly with the lazy disabling of clocks late in the boot process through the clock framework, leading to situations where the runtime suspend/resume paths are entered without a clock being actively driven due to having been lazily gated off. In order to correct this we can trivially tie in the aforementioned stub as a general fallback for all SH platforms that don't presently have their own runtime PM implementations (the corner case being SH-based SH-Mobile platforms, which have their own stub through the hwblk API -- which in turn has bitrotted and will be subsequently adapted to use the same stub as everyone else), regardless of whether the platforms choose to define power domains of their own or not. This fixes up regressions for clock framework users who also build in runtime PM support without any specific power domains of their own, which was previously causing the serial console to be lost when warring with lazy clock disabling. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-11-11sh: Wire up process_vm syscalls.Paul Mundt
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-11-10Btrfs: fix deadlock caused by the race between relocationMiao Xie
We can not do flushable reservation for the relocation when we create snapshot, because it may make the transaction commit task and the flush task wait for each other and the deadlock happens. Signed-off-by: Miao Xie <miaox@cn.fujitsu.com> Signed-off-by: Chris Mason <chris.mason@oracle.com>
2011-11-10Btrfs: only map pages if we know we need them when reading the space cacheJosef Bacik
People have been running into a warning when loading space cache because the page is already mapped when trying to read in a bitmap. The way we read in entries and pages is kind of convoluted, so fix it so that io_ctl_read_entry maps the entries if it needs to, and if it hits the end of the page it simply unmaps the page. That way we can unconditionally unmap the io_ctl before reading in the bitmap and we should stop hitting these warnings. Thanks, Signed-off-by: Josef Bacik <josef@redhat.com> Signed-off-by: Chris Mason <chris.mason@oracle.com>
2011-11-10Btrfs: fix orphan backref nodesMiao Xie
If the root node of a fs/file tree is in the block group that is being relocated, but the others are not in the other block groups. when we create a snapshot for this tree between the relocation tree creation ends and ->create_reloc_tree is set to 0, Btrfs will create some backref nodes that are the lowest nodes of the backrefs cache. But we forget to add them into ->leaves list of the backref cache and deal with them, and at last, they will triggered BUG_ON(). kernel BUG at fs/btrfs/relocation.c:239! This patch fixes it by adding them into ->leaves list of backref cache. Signed-off-by: Miao Xie <miaox@cn.fujitsu.com> Signed-off-by: Chris Mason <chris.mason@oracle.com>
2011-11-10Btrfs: Abstract similar code for btrfs_block_rsv_add{, _noflush}Miao Xie
btrfs_block_rsv_add{, _noflush}() have similar code, so abstract that code. Signed-off-by: Miao Xie <miaox@cn.fujitsu.com> Signed-off-by: Chris Mason <chris.mason@oracle.com>
2011-11-10Btrfs: fix unreleased path in btrfs_orphan_cleanup()Miao Xie
When we did stress test for the space relocation, the deadlock happened. By debugging, We found it was caused by the carelessness that we forgot to unlock the read lock of the extent buffers in btrfs_orphan_cleanup() before we end the transaction handle, so the transaction commit task waited the task, which called btrfs_orphan_cleanup(), to unlock the extent buffer, but that task waited the commit task to end the transaction commit, and the deadlock happened. Fix it. Signed-ff-by: Miao Xie <miaox@cn.fujitsu.com> Signed-off-by: Chris Mason <chris.mason@oracle.com>
2011-11-10Btrfs: fix no reserved space for writing out inode cacheMiao Xie
I-node cache forgets to reserve the space when writing out it. And when we do some stress test, such as synctest, it will trigger WARN_ON() in use_block_rsv(). WARNING: at fs/btrfs/extent-tree.c:5718 btrfs_alloc_free_block+0xbf/0x281 [btrfs]() ... Call Trace: [<ffffffff8104df86>] warn_slowpath_common+0x80/0x98 [<ffffffff8104dfb3>] warn_slowpath_null+0x15/0x17 [<ffffffffa0369c60>] btrfs_alloc_free_block+0xbf/0x281 [btrfs] [<ffffffff810cbcb8>] ? __set_page_dirty_nobuffers+0xfe/0x108 [<ffffffffa035c040>] __btrfs_cow_block+0x118/0x3b5 [btrfs] [<ffffffffa035c7ba>] btrfs_cow_block+0x103/0x14e [btrfs] [<ffffffffa035e4c4>] btrfs_search_slot+0x249/0x6a4 [btrfs] [<ffffffffa036d086>] btrfs_lookup_inode+0x2a/0x8a [btrfs] [<ffffffffa03788b7>] btrfs_update_inode+0xaa/0x141 [btrfs] [<ffffffffa036d7ec>] btrfs_save_ino_cache+0xea/0x202 [btrfs] [<ffffffffa03a761e>] ? btrfs_update_reloc_root+0x17e/0x197 [btrfs] [<ffffffffa0373867>] commit_fs_roots+0xaa/0x158 [btrfs] [<ffffffffa03746a6>] btrfs_commit_transaction+0x405/0x731 [btrfs] [<ffffffff810690df>] ? wake_up_bit+0x25/0x25 [<ffffffffa039d652>] ? btrfs_log_dentry_safe+0x43/0x51 [btrfs] [<ffffffffa0381c5f>] btrfs_sync_file+0x16a/0x198 [btrfs] [<ffffffff81122806>] ? mntput+0x21/0x23 [<ffffffff8112d150>] vfs_fsync_range+0x18/0x21 [<ffffffff8112d170>] vfs_fsync+0x17/0x19 [<ffffffff8112d316>] do_fsync+0x29/0x3e [<ffffffff8112d348>] sys_fsync+0xb/0xf [<ffffffff81468352>] system_call_fastpath+0x16/0x1b Sometimes it causes BUG_ON() in the reservation code of the delayed inode is triggered. So we must reserve enough space for inode cache. Note: If we can not reserve the enough space for inode cache, we will give up writing out it. Signed-off-by: Miao Xie <miaox@cn.fujitsu.com> Signed-off-by: Chris Mason <chris.mason@oracle.com>
2011-11-10Btrfs: fix nocow when deleting the itemMiao Xie
btrfs_previous_item() just search the b+ tree, do not COW the nodes or leaves, if we modify the result of it, the meta-data will be broken. fix it. Signed-off-by: Miao Xie <miaox@cn.fujitsu.com> Signed-off-by: Chris Mason <chris.mason@oracle.com>