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path: root/drivers/hsi/clients/ssi_protocol.c
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2017-10-05timer: Fix two mistakes in callback conversionsKees Cook
Two errors found their way into the timer callback conversions that weren't noticed with x86 allmodconfig. Reported-by: kernel test robot <lkp@01.org> Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Link: https://lkml.kernel.org/r/20171005171035.GA34831@beast
2017-10-05timer: Remove init_timer_deferrable() in favor of timer_setup()Kees Cook
This refactors the only users of init_timer_deferrable() to use the new timer_setup() and from_timer(). Removes definition of init_timer_deferrable(). Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: David S. Miller <davem@davemloft.net> # for networking parts Acked-by: Sebastian Reichel <sre@kernel.org> # for drivers/hsi parts Cc: linux-mips@linux-mips.org Cc: Petr Mladek <pmladek@suse.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Lai Jiangshan <jiangshanlai@gmail.com> Cc: Oleg Nesterov <oleg@redhat.com> Cc: Kalle Valo <kvalo@qca.qualcomm.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Pavel Machek <pavel@ucw.cz> Cc: linux1394-devel@lists.sourceforge.net Cc: Chris Metcalf <cmetcalf@mellanox.com> Cc: linux-s390@vger.kernel.org Cc: "James E.J. Bottomley" <jejb@linux.vnet.ibm.com> Cc: Wim Van Sebroeck <wim@iguana.be> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Ursula Braun <ubraun@linux.vnet.ibm.com> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Viresh Kumar <viresh.kumar@linaro.org> Cc: Harish Patil <harish.patil@cavium.com> Cc: Stephen Boyd <sboyd@codeaurora.org> Cc: Guenter Roeck <linux@roeck-us.net> Cc: Manish Chopra <manish.chopra@cavium.com> Cc: Len Brown <len.brown@intel.com> Cc: Arnd Bergmann <arnd@arndb.de> Cc: linux-pm@vger.kernel.org Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Tejun Heo <tj@kernel.org> Cc: Julian Wiedmann <jwi@linux.vnet.ibm.com> Cc: John Stultz <john.stultz@linaro.org> Cc: Mark Gross <mark.gross@intel.com> Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net> Cc: linux-watchdog@vger.kernel.org Cc: linux-scsi@vger.kernel.org Cc: "Martin K. Petersen" <martin.petersen@oracle.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: linux-wireless@vger.kernel.org Cc: Sebastian Reichel <sre@kernel.org> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Stefan Richter <stefanr@s5r6.in-berlin.de> Cc: Michael Reed <mdr@sgi.com> Cc: netdev@vger.kernel.org Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: linuxppc-dev@lists.ozlabs.org Cc: Sudip Mukherjee <sudipm.mukherjee@gmail.com> Link: https://lkml.kernel.org/r/1507159627-127660-6-git-send-email-keescook@chromium.org
2017-06-08hsi: Fix build regression due to netdev destructor fix.David S. Miller
> ../drivers/hsi/clients/ssi_protocol.c:1069:5: error: 'struct net_device' has no member named 'destructor' Reported-by: Mark Brown <broonie@kernel.org> Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-04-21HSI: ssi_protocol: double free in ssip_pn_xmit()Dan Carpenter
If skb_pad() fails then it frees skb and we don't need to free it again at the end of the function. Fixes: dc7bf5d7 ("HSI: Introduce driver for SSI Protocol") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Sebastian Reichel <sre@kernel.org>
2016-10-20net: use core MTU range checking in misc driversJarod Wilson
firewire-net: - set min/max_mtu - remove fwnet_change_mtu nes: - set max_mtu - clean up nes_netdev_change_mtu xpnet: - set min/max_mtu - remove xpnet_dev_change_mtu hippi: - set min/max_mtu - remove hippi_change_mtu batman-adv: - set max_mtu - remove batadv_interface_change_mtu - initialization is a little async, not 100% certain that max_mtu is set in the optimal place, don't have hardware to test with rionet: - set min/max_mtu - remove rionet_change_mtu slip: - set min/max_mtu - streamline sl_change_mtu um/net_kern: - remove pointless ndo_change_mtu hsi/clients/ssi_protocol: - use core MTU range checking - remove now redundant ssip_pn_set_mtu ipoib: - set a default max MTU value - Note: ipoib's actual max MTU can vary, depending on if the device is in connected mode or not, so we'll just set the max_mtu value to the max possible, and let the ndo_change_mtu function continue to validate any new MTU change requests with checks for CM or not. Note that ipoib has no min_mtu set, and thus, the network core's mtu > 0 check is the only lower bounds here. mptlan: - use net core MTU range checking - remove now redundant mpt_lan_change_mtu fddi: - min_mtu = 21, max_mtu = 4470 - remove now redundant fddi_change_mtu (including export) fjes: - min_mtu = 8192, max_mtu = 65536 - The max_mtu value is actually one over IP_MAX_MTU here, but the idea is to get past the core net MTU range checks so fjes_change_mtu can validate a new MTU against what it supports (see fjes_support_mtu in fjes_hw.c) hsr: - min_mtu = 0 (calls ether_setup, max_mtu is 1500) f_phonet: - min_mtu = 6, max_mtu = 65541 u_ether: - min_mtu = 14, max_mtu = 15412 phonet/pep-gprs: - min_mtu = 576, max_mtu = 65530 - remove redundant gprs_set_mtu CC: netdev@vger.kernel.org CC: linux-rdma@vger.kernel.org CC: Stefan Richter <stefanr@s5r6.in-berlin.de> CC: Faisal Latif <faisal.latif@intel.com> CC: linux-rdma@vger.kernel.org CC: Cliff Whickman <cpw@sgi.com> CC: Robin Holt <robinmholt@gmail.com> CC: Jes Sorensen <jes@trained-monkey.org> CC: Marek Lindner <mareklindner@neomailbox.ch> CC: Simon Wunderlich <sw@simonwunderlich.de> CC: Antonio Quartulli <a@unstable.cc> CC: Sathya Prakash <sathya.prakash@broadcom.com> CC: Chaitra P B <chaitra.basappa@broadcom.com> CC: Suganath Prabu Subramani <suganath-prabu.subramani@broadcom.com> CC: MPT-FusionLinux.pdl@broadcom.com CC: Sebastian Reichel <sre@kernel.org> CC: Felipe Balbi <balbi@kernel.org> CC: Arvid Brodin <arvid.brodin@alten.se> CC: Remi Denis-Courmont <courmisch@gmail.com> Signed-off-by: Jarod Wilson <jarod@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-28HSI: ssi_protocol: fix ssip_xmit invocationSebastian Reichel
ssip_xmit should be called from process context, since it calls hsi_async_write. Signed-off-by: Sebastian Reichel <sre@kernel.org> Tested-by: Pavel Machek <pavel@ucw.cz>
2016-06-28HSI: ssi_protocol: replace spin_lock with spin_lock_bhSebastian Reichel
To avoid setting irq_safe runtime pm flag in omap-ssi, multiple calls will be moved to process context. This also affects ssi-protocol, so use the safer spin_lock_bh instead of a simple spin_lock. Signed-off-by: Sebastian Reichel <sre@kernel.org> Tested-by: Pavel Machek <pavel@ucw.cz>
2016-06-28HSI: ssi_protocol: avoid ssi_waketest call with held spinlockSebastian Reichel
This avoids calling ssi_waketest(), while a spinlock is being hold, since ssi_waketest may sleep once irq_safe runtime pm is disabled. Signed-off-by: Sebastian Reichel <sre@kernel.org> Tested-by: Pavel Machek <pavel@ucw.cz>
2016-01-28HSI: ssi-protocol: Use handshake logic from n950Sebastian Reichel
When using the ssi-protocol driver with the Nokia N950, the following error is thrown during modem powered up sequence. [13852.274993] port0: SSI error: 0x01 [13852.279205] ssi-protocol ssi-protocol: RX error detected [13852.284820] ssi-protocol ssi-protocol: Main state: 1 [13852.290069] ssi-protocol ssi-protocol: Recv state: 0 [13852.295288] ssi-protocol ssi-protocol: Send state: 0 [13852.300537] ssi-protocol ssi-protocol: CMT Offline [13852.305603] ssi-protocol ssi-protocol: Wake test 1 [13852.310638] ssi-protocol ssi-protocol: Data RX id: 0 [13852.315887] ssi-protocol ssi-protocol: Data TX id: 0 [13856.001464] ssi-protocol ssi-protocol: Watchdog trigerred [13856.007293] ssi-protocol ssi-protocol: Main state: 1 [13856.012542] ssi-protocol ssi-protocol: Recv state: 0 [13856.017761] ssi-protocol ssi-protocol: Send state: 0 [13856.023010] ssi-protocol ssi-protocol: CMT Offline [13856.028045] ssi-protocol ssi-protocol: Wake test 0 [13856.033111] ssi-protocol ssi-protocol: Data RX id: 0 [13856.038330] ssi-protocol ssi-protocol: Data TX id: 0 This patch fixes the issue by using the handshake setup from the Nokia N950 kernel. The new handshake sequence also works with the N900, so there is no need to differentiate between both modems. Tested-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Sebastian Reichel <sre@kernel.org>
2015-09-18HSI: Fix a typoJakub Wilk
Signed-off-by: Jakub Wilk <jwilk@jwilk.net> Signed-off-by: Sebastian Reichel <sre@kernel.org>
2014-08-06Merge tag 'hsi-for-3.17' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-hsi Pull HSI changes from Sebastian Reichel: "Misc fixes in SSI related drivers" * tag 'hsi-for-3.17' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-hsi: HSI: omap_ssi: Fix return value check in ssi_debug_add_ctrl() HSI: omap_ssi_port: Fix return value check in ssi_debug_add_port() HSI: ssi_protocol: Fix sparse non static symbol warning drivers/hsi/controllers/omap_ssi{,_port}.c: fix failure checks
2014-07-20HSI: ssi_protocol: Fix sparse non static symbol warningWei Yongjun
Fixes the following sparse warning: drivers/hsi/clients/ssi_protocol.c:904:6: warning: symbol 'ssip_port_event' was not declared. Should it be static? Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Signed-off-by: Sebastian Reichel <sre@kernel.org>
2014-07-15net: set name_assign_type in alloc_netdev()Tom Gundersen
Extend alloc_netdev{,_mq{,s}}() to take name_assign_type as argument, and convert all users to pass NET_NAME_UNKNOWN. Coccinelle patch: @@ expression sizeof_priv, name, setup, txqs, rxqs, count; @@ ( -alloc_netdev_mqs(sizeof_priv, name, setup, txqs, rxqs) +alloc_netdev_mqs(sizeof_priv, name, NET_NAME_UNKNOWN, setup, txqs, rxqs) | -alloc_netdev_mq(sizeof_priv, name, setup, count) +alloc_netdev_mq(sizeof_priv, name, NET_NAME_UNKNOWN, setup, count) | -alloc_netdev(sizeof_priv, name, setup) +alloc_netdev(sizeof_priv, name, NET_NAME_UNKNOWN, setup) ) v9: move comments here from the wrong commit Signed-off-by: Tom Gundersen <teg@jklm.no> Reviewed-by: David Herrmann <dh.herrmann@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-16HSI: Introduce driver for SSI ProtocolSebastian Reichel
This adds a driver for the SSI McSAAB protocol as used in the Nokia N900. Signed-off-by: Carlos Chinea <carlos.chinea@nokia.com> Signed-off-by: Sebastian Reichel <sre@kernel.org> Tested-By: Ivaylo Dimitrov <ivo.g.dimitrov.75@gmail.com>