Age | Commit message (Collapse) | Author |
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Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.
Cc: Ashwini Pahuja <ashwini.linux@gmail.com>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove this macro
from the driver.
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: <linux-usb@vger.kernel.org>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.
Cc: Peter Chen <Peter.Chen@nxp.com>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: <linux-media@vger.kernel.org>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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usb_endpoint_maxp() is now returning maxpacket
correctly - iow only bits 10:0. We can finaly remove
XHCI's private GET_MAX_PACKET macro.
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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Now that we have a helper to gather periodic
endpoints' multiplier bits from wMaxPacketSize and
every driver is using it, we can safely make sure
that usb_endpoint_maxp() returns only bits 10:0 of
wMaxPacketSize which is where the actual packet size
lies.
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.
Cc: Bin Liu <b-liu@ti.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.
Cc: Mathias Nyman <mathias.nyman@intel.com>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.
Cc: Li Yang <leoli@freescale.com>
Cc: <linuxppc-dev@lists.ozlabs.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.
Cc: Ashwini Pahuja <ashwini.linux@gmail.com>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: <linux-usb@vger.kernel.org>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.
Acked-by: Peter Chen <Peter.Chen@nxp.com>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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In sched_show_task() we print out a useless hex number, not even a
symbol, and there's a big question mark whether this even makes sense
anyway, I suspect we should just remove it all.
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Acked-by: Andy Lutomirski <luto@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: bp@alien8.de
Cc: brgerst@gmail.com
Cc: jann@thejh.net
Cc: keescook@chromium.org
Cc: linux-api@vger.kernel.org
Cc: tycho.andersen@canonical.com
Link: http://lkml.kernel.org/r/CA+55aFzphURPFzAvU4z6Moy7ZmimcwPuUdYU8bj9z0J+S8X1rw@mail.gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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When CONFIG_THREAD_INFO_IN_TASK=y, it is possible that an exited thread
remains in the task list after its stack pointer was already set to NULL.
Therefore, thread_saved_pc() and stack_not_used() in sched_show_task()
will trigger NULL pointer dereference if an attempt to dump such thread's
traces (e.g. SysRq-t, khungtaskd) is made.
Since show_stack() in sched_show_task() calls try_get_task_stack() and
sched_show_task() is called from interrupt context, calling
try_get_task_stack() from sched_show_task() will be safe as well.
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Acked-by: Andy Lutomirski <luto@kernel.org>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: bp@alien8.de
Cc: brgerst@gmail.com
Cc: jann@thejh.net
Cc: keescook@chromium.org
Cc: linux-api@vger.kernel.org
Cc: tycho.andersen@canonical.com
Link: http://lkml.kernel.org/r/201611021950.FEJ34368.HFFJOOMLtQOVSF@I-love.SAKURA.ne.jp
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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git://anongit.freedesktop.org/drm-intel into drm-fixes
batch of scattered i915 fixes.
* tag 'drm-intel-fixes-2016-11-01' of git://anongit.freedesktop.org/drm-intel:
drm/i915: Fix SKL+ 90/270 degree rotated plane coordinate computation
drm/i915: Remove two invalid warns
drm/i915: Rotated view does not need a fence
drm/i915/fbc: fix CFB size calculation for gen8+
drm: i915: Wait for fences on new fb, not old
drm/i915: Clean up DDI DDC/AUX CH sanitation
drm/i915: Respect alternate_aux_channel for all DDI ports
drm/i915/gen9: fix watermarks when using the pipe scaler
drm/i915: Fix mismatched INIT power domain disabling during suspend
drm/i915: fix a read size argument
drm/i915: Use fence_write() from rpm resume
drm/i915/gen9: fix DDB partitioning for multi-screen cases
drm/i915: workaround sparse warning on variable length arrays
drm/i915: keep declarations in i915_drv.h
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into drm-fixes
imx-drm plane, build warning, and error handling fixes
- some fixes for active plane reconfiguration support
- hide unused label in case of disabled CONFIG_DRM_FBDEV_EMULATION,
which caused a build warning
- fixed error handling in imx_drm_bind
- disallow odd x/y plane offsets for chroma subsampled formats
- disable local alpha when switching from a format with alpha
channel to an opaque format
* tag 'imx-drm-fixes-20161021' of git://git.pengutronix.de/pza/linux:
drm/imx: ipuv3-plane: disable local alpha for planes without alpha channel
drm/imx: ipuv3-plane: make sure x/y offsets are even in case of chroma subsampling
drm/imx: ipuv3-plane: Access old u/vbo properly in ->atomic_check for YU12/YV12
drm/imx: drm_dev_alloc() returns error pointers
drm/imx: ipuv3-plane: Skip setting u/vbo only when we don't need modeset
drm/imx: ipuv3-plane: Switch EBA buffer only when we don't need modeset
gpu: ipu-v3: Use ERR_CAST instead of ERR_PTR(PTR_ERR())
drm/imx: hide an unused label
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virtio-gpu sends vblank events in virtio_gpu_crtc_atomic_flush, and
because of that it must be called for disabled planes too. Ask
drm_atomic_helper_commit_planes to do that.
v2: update to use new drm_atomic_helper_commit_planes() API.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Dave Airlie <airlied@redhat.com>
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Signed-off-by: Helge Deller <deller@gmx.de>
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LINUX_GATEWAY_ADDR is defined in unistd.h. Let's use it.
Signed-off-by: Helge Deller <deller@gmx.de>
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We have one critical section in the syscall entry path in which we switch from
the userspace stack to kernel stack. In the event of an external interrupt, the
interrupt code distinguishes between those two states by analyzing the value of
sr7. If sr7 is zero, it uses the kernel stack. Therefore it's important, that
the value of sr7 is in sync with the currently enabled stack.
This patch now disables interrupts while executing the critical section. This
prevents the interrupt handler to possibly see an inconsistent state which in
the worst case can lead to crashes.
Interestingly, in the syscall exit path interrupts were already disabled in the
critical section which switches back to the userspace stack.
Cc: <stable@vger.kernel.org>
Signed-off-by: John David Anglin <dave.anglin@bell.net>
Signed-off-by: Helge Deller <deller@gmx.de>
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There is no need to trash sr2 and sr3 in the Light-weight syscall (LWS). sr2
already points to kernel space (it's zero in userspace, otherwise syscalls
wouldn't work), and since the LWS code is executed in userspace, we can simply
ignore to preload sr3.
Signed-off-by: John David Anglin <dave.anglin@bell.net>
Signed-off-by: Helge Deller <deller@gmx.de>
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Recent changes to printk require KERN_CONT uses to continue logging messages.
So add KERN_CONT to output of device inventory.
Signed-off-by: Helge Deller <deller@gmx.de>
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Commit 41061cdb98 ("KVM: emulate: do not initialize memopp") removes a
check for non-NULL under incorrect assumptions. An undefined instruction
with a ModR/M byte with Mod=0 and R/M-5 (e.g. 0xc7 0x15) will attempt
to dereference a null pointer here.
Fixes: 41061cdb98a0bec464278b4db8e894a3121671f5
Message-Id: <1477592752-126650-2-git-send-email-osh@google.com>
Signed-off-by: Owen Hofmann <osh@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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IS_ERR_VALUE() in commit 87557efc27f6a50140fb20df06a917f368ce3c66
("xen-netfront: do not cast grant table reference to signed short") would
not return true for error code unless we cast ref first to type int.
Signed-off-by: Dongli Zhang <dongli.zhang@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Some IPCB fields are currently set in udp_tunnel6_xmit_skb(), which are
never used before it reaches ip6tunnel_xmit(), and past that point the
control buffer is no longer interpreted as IPCB.
This clears these unused IPCB related codes. Currently there is no skb
scrubbing in ip6_udp_tunnel, otherwise IPCB(skb)->opt might need to be
cleared for IPv4 packets, as shown in 5146d1f1511
("tunnel: Clear IPCB(skb)->opt before dst_link_failure called").
Signed-off-by: Eli Cooper <elicooper@gmx.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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skb->cb may contain data from previous layers. In the observed scenario,
the garbage data were misinterpreted as IP6CB(skb)->frag_max_size, so
that small packets sent through the tunnel are mistakenly fragmented.
This patch unconditionally clears the control buffer in ip6tunnel_xmit(),
which affects ip6_tunnel, ip6_udp_tunnel and ip6_gre. Currently none of
these tunnels set IP6CB(skb)->flags, otherwise it needs to be done earlier.
Cc: stable@vger.kernel.org
Signed-off-by: Eli Cooper <elicooper@gmx.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Add myself as a maintainer for mlx5 core driver as well.
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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After a successful VM-entry with the "VMCS shadowing" VM-execution
control set, the shadow VMCS referenced by the VMCS link pointer field
in the current VMCS becomes active on the logical processor.
A VMCS that is made active on more than one logical processor may become
corrupted. Therefore, before an active VMCS can be migrated to another
logical processor, the first logical processor must execute a VMCLEAR
for the active VMCS. VMCLEAR both ensures that all VMCS data are written
to memory and makes the VMCS inactive.
Signed-off-by: Jim Mattson <jmattson@google.com>
Reviewed-By: David Matlack <dmatlack@google.com>
Message-Id: <1477668579-22555-1-git-send-email-jmattson@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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Since commit a545ab6a0085 ("kvm: x86: add tsc_offset field to struct
kvm_vcpu_arch", 2016-09-07) the offset between host and L1 TSC is
cached and need not be fished out of the VMCS or VMCB. This means
that we can implement adjust_tsc_offset_guest and read_l1_tsc
entirely in generic code. The simplification is particularly
significant for VMX code, where vmx->nested.vmcs01_tsc_offset
was duplicating what is now in vcpu->arch.tsc_offset. Therefore
the vmcs01_tsc_offset can be dropped completely.
More importantly, this fixes KVM_GET_CLOCK/KVM_SET_CLOCK
which, after commit 108b249c453d ("KVM: x86: introduce get_kvmclock_ns",
2016-09-01) called read_l1_tsc while the VMCS was not loaded.
It thus returned bogus values on Intel CPUs.
Fixes: 108b249c453dd7132599ab6dc7e435a7036c193f
Reported-by: Roman Kagan <rkagan@virtuozzo.com>
Reviewed-by: Radim Krčmář <rkrcmar@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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'sun4i_layers_init()' returns an error pointer in case of error, not
NULL. So test it with IS_ERR.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
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This patch fixes issues introduced in commit 73f5dfc68316bef2ab7062ec
"ASoC: samsung: get access to DMA engine early to defer probe properly"
and indicated by a following compilation warning:
CC [M] sound/soc/samsung/spdif.o
sound/soc/samsung/spdif.c: In function ‘spdif_probe’:
sound/soc/samsung/spdif.c:419:6: warning: ‘filter’ may be used uninitialized
in this function [-Wuninitialized]
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Signed-off-by: Rob Clark <robdclark@gmail.com>
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Looks like cut/paste error from the other device cfgs (which do support
scaling on RGBn pipes).
Signed-off-by: Rob Clark <robdclark@gmail.com>
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If the bottom-most layer is not fullscreen, we need to use the BASE
mixer stage for solid fill (ie. MDP5_CTL_BLEND_OP_FLAG_BORDER_OUT). The
blend_setup() code pretty much handled this already, we just had to
figure this out in _atomic_check() and assign the stages appropriately.
Also fix the case where there are zero enabled planes, where we also
need to enable BORDER_OUT.
Signed-off-by: Rob Clark <robdclark@gmail.com>
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The DSI/HDMI PLLs in MSM require resources like interface clocks, power
domains to be enabled before we can access their registers.
The clock framework doesn't have a mechanism at the moment where we can
tie such resources to a clock, so we make sure that the KMS driver enables
these resources whenever a PLL is expected to be in use.
One place where we can't ensure the resource dependencies are met is when
the clock framework tries to disable unused clocks. The KMS driver doesn't
know when the clock framework calls the is_enabled clk_op, and hence can't
enable interface clocks/power domains beforehand.
We set the CLK_IGNORE_UNUSED flag for PLL clocks for now. This needs to be
revisited, since bootloaders can enable display, and we would want to
disable the PLL clocks if there isn't a display driver using them.
Cc: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Archit Taneja <architt@codeaurora.org>
Acked-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
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The msm/dsi host drivers calls drm_helper_hpd_irq_event in the
mipi_dsi_host attach/detatch callbacks.
mipi_dsi_attach()/mipi_dsi_detach() from a panel/bridge
driver could be called from a context where the drm_device's
mode_config.mutex is already held, resulting in a deadlock.
Queue it as work instead.
Signed-off-by: Archit Taneja <architt@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
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Make sure to drop the reference taken by class_find_device() after
opening the RTC device.
Fixes: 77437fd4e61f (pm: boot time suspend selftest)
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Fix the retrn value check which testing the wrong variable
in pxa910_clk_init().
Fixes: 2bc61da9f7ff ("clk: mmp: add pxa910 DT support for clock driver")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
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Fix the retrn value check which testing the wrong variable
in pxa168_clk_init().
Fixes: ab08aefcd12d ("clk: mmp: add pxa168 DT support for clock driver")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
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