* Re: [PATCH v8] usb: dwc3: debugfs: Prevent any register access when devices is runtime suspended
[not found] <20230504045052.22347-1-quic_ugoswami@quicinc.com>
@ 2023-05-04 7:28 ` kernel test robot
2023-05-09 22:04 ` kernel test robot
2023-05-10 7:32 ` Dan Carpenter
2 siblings, 0 replies; 4+ messages in thread
From: kernel test robot @ 2023-05-04 7:28 UTC (permalink / raw)
To: Udipto Goswami, Thinh Nguyen, Greg Kroah-Hartman
Cc: oe-kbuild-all, Pratham Pratap, Jack Pham, Johan Hovold,
Oliver Neukum, linux-usb, Udipto Goswami
Hi Udipto,
kernel test robot noticed the following build warnings:
[auto build test WARNING on usb/usb-testing]
[also build test WARNING on usb/usb-next usb/usb-linus driver-core/driver-core-testing driver-core/driver-core-next driver-core/driver-core-linus johan-usb-serial/usb-next johan-usb-serial/usb-linus linus/master v6.3 next-20230428]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Udipto-Goswami/usb-dwc3-debugfs-Prevent-any-register-access-when-devices-is-runtime-suspended/20230504-125225
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
patch link: https://lore.kernel.org/r/20230504045052.22347-1-quic_ugoswami%40quicinc.com
patch subject: [PATCH v8] usb: dwc3: debugfs: Prevent any register access when devices is runtime suspended
config: m68k-allyesconfig (https://download.01.org/0day-ci/archive/20230504/202305041526.hBiM1g2W-lkp@intel.com/config)
compiler: m68k-linux-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/1c53edaeee33380f0fc3e0d262829ffaa66f45e1
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Udipto-Goswami/usb-dwc3-debugfs-Prevent-any-register-access-when-devices-is-runtime-suspended/20230504-125225
git checkout 1c53edaeee33380f0fc3e0d262829ffaa66f45e1
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k SHELL=/bin/bash drivers/usb/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305041526.hBiM1g2W-lkp@intel.com/
All warnings (new ones prefixed by >>):
drivers/usb/dwc3/debugfs.c: In function 'dwc3_rx_fifo_size_show':
>> drivers/usb/dwc3/debugfs.c:718:9: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
718 | if (ret < 0)
| ^~
drivers/usb/dwc3/debugfs.c:720:17: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
720 | return ret;
| ^~~~~~
vim +/if +718 drivers/usb/dwc3/debugfs.c
707
708 static int dwc3_rx_fifo_size_show(struct seq_file *s, void *unused)
709 {
710 struct dwc3_ep *dep = s->private;
711 struct dwc3 *dwc = dep->dwc;
712 unsigned long flags;
713 u32 mdwidth;
714 u32 val;
715 int ret;
716
717 ret = pm_runtime_resume_and_get(dwc->dev);
> 718 if (ret < 0)
719 pm_runtime_put_sync(dwc->dev);
720 return ret;
721
722 spin_lock_irqsave(&dwc->lock, flags);
723 val = dwc3_core_fifo_space(dep, DWC3_RXFIFO);
724
725 /* Convert to bytes */
726 mdwidth = dwc3_mdwidth(dwc);
727
728 val *= mdwidth;
729 val >>= 3;
730 seq_printf(s, "%u\n", val);
731 spin_unlock_irqrestore(&dwc->lock, flags);
732
733 pm_runtime_put_sync(dwc->dev);
734 return 0;
735 }
736
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH v8] usb: dwc3: debugfs: Prevent any register access when devices is runtime suspended
[not found] <20230504045052.22347-1-quic_ugoswami@quicinc.com>
2023-05-04 7:28 ` [PATCH v8] usb: dwc3: debugfs: Prevent any register access when devices is runtime suspended kernel test robot
@ 2023-05-09 22:04 ` kernel test robot
2023-05-10 7:32 ` Dan Carpenter
2 siblings, 0 replies; 4+ messages in thread
From: kernel test robot @ 2023-05-09 22:04 UTC (permalink / raw)
To: Udipto Goswami, Thinh Nguyen, Greg Kroah-Hartman
Cc: llvm, oe-kbuild-all, Pratham Pratap, Jack Pham, Johan Hovold,
Oliver Neukum, linux-usb, Udipto Goswami
Hi Udipto,
kernel test robot noticed the following build warnings:
[auto build test WARNING on usb/usb-testing]
[also build test WARNING on usb/usb-next usb/usb-linus driver-core/driver-core-testing driver-core/driver-core-next driver-core/driver-core-linus johan-usb-serial/usb-next johan-usb-serial/usb-linus linus/master v6.4-rc1 next-20230509]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Udipto-Goswami/usb-dwc3-debugfs-Prevent-any-register-access-when-devices-is-runtime-suspended/20230504-125225
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
patch link: https://lore.kernel.org/r/20230504045052.22347-1-quic_ugoswami%40quicinc.com
patch subject: [PATCH v8] usb: dwc3: debugfs: Prevent any register access when devices is runtime suspended
config: hexagon-randconfig-r024-20230509 (https://download.01.org/0day-ci/archive/20230510/202305100533.3s1xdH64-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project b0fb98227c90adf2536c9ad644a74d5e92961111)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/1c53edaeee33380f0fc3e0d262829ffaa66f45e1
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Udipto-Goswami/usb-dwc3-debugfs-Prevent-any-register-access-when-devices-is-runtime-suspended/20230504-125225
git checkout 1c53edaeee33380f0fc3e0d262829ffaa66f45e1
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/usb/dwc3/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305100533.3s1xdH64-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from drivers/usb/dwc3/debugfs.c:23:
In file included from drivers/usb/dwc3/core.h:20:
In file included from include/linux/dma-mapping.h:10:
In file included from include/linux/scatterlist.h:9:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __raw_readb(PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu'
#define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
^
In file included from drivers/usb/dwc3/debugfs.c:23:
In file included from drivers/usb/dwc3/core.h:20:
In file included from include/linux/dma-mapping.h:10:
In file included from include/linux/scatterlist.h:9:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
^
In file included from drivers/usb/dwc3/debugfs.c:23:
In file included from drivers/usb/dwc3/core.h:20:
In file included from include/linux/dma-mapping.h:10:
In file included from include/linux/scatterlist.h:9:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writeb(value, PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
>> drivers/usb/dwc3/debugfs.c:720:3: warning: misleading indentation; statement is not part of the previous 'if' [-Wmisleading-indentation]
return ret;
^
drivers/usb/dwc3/debugfs.c:718:2: note: previous statement is here
if (ret < 0)
^
7 warnings generated.
vim +/if +720 drivers/usb/dwc3/debugfs.c
707
708 static int dwc3_rx_fifo_size_show(struct seq_file *s, void *unused)
709 {
710 struct dwc3_ep *dep = s->private;
711 struct dwc3 *dwc = dep->dwc;
712 unsigned long flags;
713 u32 mdwidth;
714 u32 val;
715 int ret;
716
717 ret = pm_runtime_resume_and_get(dwc->dev);
718 if (ret < 0)
719 pm_runtime_put_sync(dwc->dev);
> 720 return ret;
721
722 spin_lock_irqsave(&dwc->lock, flags);
723 val = dwc3_core_fifo_space(dep, DWC3_RXFIFO);
724
725 /* Convert to bytes */
726 mdwidth = dwc3_mdwidth(dwc);
727
728 val *= mdwidth;
729 val >>= 3;
730 seq_printf(s, "%u\n", val);
731 spin_unlock_irqrestore(&dwc->lock, flags);
732
733 pm_runtime_put_sync(dwc->dev);
734 return 0;
735 }
736
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH v8] usb: dwc3: debugfs: Prevent any register access when devices is runtime suspended
[not found] <20230504045052.22347-1-quic_ugoswami@quicinc.com>
2023-05-04 7:28 ` [PATCH v8] usb: dwc3: debugfs: Prevent any register access when devices is runtime suspended kernel test robot
2023-05-09 22:04 ` kernel test robot
@ 2023-05-10 7:32 ` Dan Carpenter
2023-05-10 7:50 ` Johan Hovold
2 siblings, 1 reply; 4+ messages in thread
From: Dan Carpenter @ 2023-05-10 7:32 UTC (permalink / raw)
To: oe-kbuild, Udipto Goswami, Thinh Nguyen, Greg Kroah-Hartman
Cc: lkp, oe-kbuild-all, Pratham Pratap, Jack Pham, Johan Hovold,
Oliver Neukum, linux-usb, Udipto Goswami
Hi Udipto,
kernel test robot noticed the following build warnings:
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Udipto-Goswami/usb-dwc3-debugfs-Prevent-any-register-access-when-devices-is-runtime-suspended/20230504-125225
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
patch link: https://lore.kernel.org/r/20230504045052.22347-1-quic_ugoswami%40quicinc.com
patch subject: [PATCH v8] usb: dwc3: debugfs: Prevent any register access when devices is runtime suspended
config: x86_64-randconfig-m001 (https://download.01.org/0day-ci/archive/20230510/202305101451.V2D0cM4S-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-12) 11.3.0
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Link: https://lore.kernel.org/r/202305101451.V2D0cM4S-lkp@intel.com/
New smatch warnings:
drivers/usb/dwc3/debugfs.c:647 dwc3_link_state_write() warn: missing error code? 'ret'
drivers/usb/dwc3/debugfs.c:720 dwc3_rx_fifo_size_show() warn: curly braces intended?
drivers/usb/dwc3/debugfs.c:722 dwc3_rx_fifo_size_show() warn: inconsistent indenting
drivers/usb/dwc3/debugfs.c:722 dwc3_rx_fifo_size_show() warn: ignoring unreachable code.
Old smatch warnings:
drivers/usb/dwc3/debugfs.c:657 dwc3_link_state_write() warn: missing error code? 'ret'
vim +/ret +647 drivers/usb/dwc3/debugfs.c
1c53edaeee3338 Udipto Goswami 2023-05-04 638 ret = pm_runtime_resume_and_get(dwc->dev);
1c53edaeee3338 Udipto Goswami 2023-05-04 639 if (ret < 0)
1c53edaeee3338 Udipto Goswami 2023-05-04 640 return ret;
1c53edaeee3338 Udipto Goswami 2023-05-04 641
138801aaa566ec Felipe Balbi 2012-01-02 642 spin_lock_irqsave(&dwc->lock, flags);
d102444cac1564 Thinh Nguyen 2018-11-07 643 reg = dwc3_readl(dwc->regs, DWC3_GSTS);
d102444cac1564 Thinh Nguyen 2018-11-07 644 if (DWC3_GSTS_CURMOD(reg) != DWC3_GSTS_CURMOD_DEVICE) {
d102444cac1564 Thinh Nguyen 2018-11-07 645 spin_unlock_irqrestore(&dwc->lock, flags);
1c53edaeee3338 Udipto Goswami 2023-05-04 646 pm_runtime_put_sync(dwc->dev);
1c53edaeee3338 Udipto Goswami 2023-05-04 @647 return ret;
ret is not necessarily an error code.
d102444cac1564 Thinh Nguyen 2018-11-07 648 }
d102444cac1564 Thinh Nguyen 2018-11-07 649
0d36dede457873 Thinh Nguyen 2018-11-07 650 reg = dwc3_readl(dwc->regs, DWC3_DSTS);
0d36dede457873 Thinh Nguyen 2018-11-07 651 speed = reg & DWC3_DSTS_CONNECTSPD;
0d36dede457873 Thinh Nguyen 2018-11-07 652
0d36dede457873 Thinh Nguyen 2018-11-07 653 if (speed < DWC3_DSTS_SUPERSPEED &&
0d36dede457873 Thinh Nguyen 2018-11-07 654 state != DWC3_LINK_STATE_RECOV) {
0d36dede457873 Thinh Nguyen 2018-11-07 655 spin_unlock_irqrestore(&dwc->lock, flags);
1c53edaeee3338 Udipto Goswami 2023-05-04 656 pm_runtime_put_sync(dwc->dev);
1c53edaeee3338 Udipto Goswami 2023-05-04 657 return ret;
0d36dede457873 Thinh Nguyen 2018-11-07 658 }
[ snip ]
2c85a1817e4ba0 Thinh Nguyen 2018-11-07 708 static int dwc3_rx_fifo_size_show(struct seq_file *s, void *unused)
818ec3aba883f5 Felipe Balbi 2016-04-14 709 {
818ec3aba883f5 Felipe Balbi 2016-04-14 710 struct dwc3_ep *dep = s->private;
818ec3aba883f5 Felipe Balbi 2016-04-14 711 struct dwc3 *dwc = dep->dwc;
818ec3aba883f5 Felipe Balbi 2016-04-14 712 unsigned long flags;
d00be779cc5016 Thinh Nguyen 2021-03-27 713 u32 mdwidth;
818ec3aba883f5 Felipe Balbi 2016-04-14 714 u32 val;
1c53edaeee3338 Udipto Goswami 2023-05-04 715 int ret;
1c53edaeee3338 Udipto Goswami 2023-05-04 716
1c53edaeee3338 Udipto Goswami 2023-05-04 717 ret = pm_runtime_resume_and_get(dwc->dev);
1c53edaeee3338 Udipto Goswami 2023-05-04 718 if (ret < 0)
1c53edaeee3338 Udipto Goswami 2023-05-04 719 pm_runtime_put_sync(dwc->dev);
1c53edaeee3338 Udipto Goswami 2023-05-04 @720 return ret;
Needs curly braces.
818ec3aba883f5 Felipe Balbi 2016-04-14 721
818ec3aba883f5 Felipe Balbi 2016-04-14 @722 spin_lock_irqsave(&dwc->lock, flags);
2c85a1817e4ba0 Thinh Nguyen 2018-11-07 723 val = dwc3_core_fifo_space(dep, DWC3_RXFIFO);
0f874f79dc81ae Thinh Nguyen 2018-11-07 724
0f874f79dc81ae Thinh Nguyen 2018-11-07 725 /* Convert to bytes */
d00be779cc5016 Thinh Nguyen 2021-03-27 726 mdwidth = dwc3_mdwidth(dwc);
4244ba02edb850 Thinh Nguyen 2020-04-11 727
4244ba02edb850 Thinh Nguyen 2020-04-11 728 val *= mdwidth;
0f874f79dc81ae Thinh Nguyen 2018-11-07 729 val >>= 3;
818ec3aba883f5 Felipe Balbi 2016-04-14 730 seq_printf(s, "%u\n", val);
818ec3aba883f5 Felipe Balbi 2016-04-14 731 spin_unlock_irqrestore(&dwc->lock, flags);
818ec3aba883f5 Felipe Balbi 2016-04-14 732
1c53edaeee3338 Udipto Goswami 2023-05-04 733 pm_runtime_put_sync(dwc->dev);
818ec3aba883f5 Felipe Balbi 2016-04-14 734 return 0;
818ec3aba883f5 Felipe Balbi 2016-04-14 735 }
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH v8] usb: dwc3: debugfs: Prevent any register access when devices is runtime suspended
2023-05-10 7:32 ` Dan Carpenter
@ 2023-05-10 7:50 ` Johan Hovold
0 siblings, 0 replies; 4+ messages in thread
From: Johan Hovold @ 2023-05-10 7:50 UTC (permalink / raw)
To: Dan Carpenter
Cc: oe-kbuild, Udipto Goswami, Thinh Nguyen, Greg Kroah-Hartman, lkp,
oe-kbuild-all, Pratham Pratap, Jack Pham, Johan Hovold,
Oliver Neukum, linux-usb
On Wed, May 10, 2023 at 10:32:54AM +0300, Dan Carpenter wrote:
> Hi Udipto,
>
> kernel test robot noticed the following build warnings:
>
> https://git-scm.com/docs/git-format-patch#_base_tree_information]
>
> url: https://github.com/intel-lab-lkp/linux/commits/Udipto-Goswami/usb-dwc3-debugfs-Prevent-any-register-access-when-devices-is-runtime-suspended/20230504-125225
> base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
> patch link: https://lore.kernel.org/r/20230504045052.22347-1-quic_ugoswami%40quicinc.com
> patch subject: [PATCH v8] usb: dwc3: debugfs: Prevent any register access when devices is runtime suspended
> config: x86_64-randconfig-m001 (https://download.01.org/0day-ci/archive/20230510/202305101451.V2D0cM4S-lkp@intel.com/config)
> compiler: gcc-11 (Debian 11.3.0-12) 11.3.0
>
> If you fix the issue, kindly add following tag where applicable
> | Reported-by: kernel test robot <lkp@intel.com>
> | Reported-by: Dan Carpenter <error27@gmail.com>
> | Link: https://lore.kernel.org/r/202305101451.V2D0cM4S-lkp@intel.com/
>
> New smatch warnings:
> drivers/usb/dwc3/debugfs.c:647 dwc3_link_state_write() warn: missing error code? 'ret'
> drivers/usb/dwc3/debugfs.c:720 dwc3_rx_fifo_size_show() warn: curly braces intended?
> drivers/usb/dwc3/debugfs.c:722 dwc3_rx_fifo_size_show() warn: inconsistent indenting
> drivers/usb/dwc3/debugfs.c:722 dwc3_rx_fifo_size_show() warn: ignoring unreachable code.
>
> Old smatch warnings:
> drivers/usb/dwc3/debugfs.c:657 dwc3_link_state_write() warn: missing error code? 'ret'
>
> vim +/ret +647 drivers/usb/dwc3/debugfs.c
>
> 1c53edaeee3338 Udipto Goswami 2023-05-04 638 ret = pm_runtime_resume_and_get(dwc->dev);
> 1c53edaeee3338 Udipto Goswami 2023-05-04 639 if (ret < 0)
> 1c53edaeee3338 Udipto Goswami 2023-05-04 640 return ret;
> 1c53edaeee3338 Udipto Goswami 2023-05-04 641
> 138801aaa566ec Felipe Balbi 2012-01-02 642 spin_lock_irqsave(&dwc->lock, flags);
> d102444cac1564 Thinh Nguyen 2018-11-07 643 reg = dwc3_readl(dwc->regs, DWC3_GSTS);
> d102444cac1564 Thinh Nguyen 2018-11-07 644 if (DWC3_GSTS_CURMOD(reg) != DWC3_GSTS_CURMOD_DEVICE) {
> d102444cac1564 Thinh Nguyen 2018-11-07 645 spin_unlock_irqrestore(&dwc->lock, flags);
> 1c53edaeee3338 Udipto Goswami 2023-05-04 646 pm_runtime_put_sync(dwc->dev);
> 1c53edaeee3338 Udipto Goswami 2023-05-04 @647 return ret;
>
> ret is not necessarily an error code.
>
> d102444cac1564 Thinh Nguyen 2018-11-07 648 }
> d102444cac1564 Thinh Nguyen 2018-11-07 649
> 0d36dede457873 Thinh Nguyen 2018-11-07 650 reg = dwc3_readl(dwc->regs, DWC3_DSTS);
> 0d36dede457873 Thinh Nguyen 2018-11-07 651 speed = reg & DWC3_DSTS_CONNECTSPD;
> 0d36dede457873 Thinh Nguyen 2018-11-07 652
> 0d36dede457873 Thinh Nguyen 2018-11-07 653 if (speed < DWC3_DSTS_SUPERSPEED &&
> 0d36dede457873 Thinh Nguyen 2018-11-07 654 state != DWC3_LINK_STATE_RECOV) {
> 0d36dede457873 Thinh Nguyen 2018-11-07 655 spin_unlock_irqrestore(&dwc->lock, flags);
> 1c53edaeee3338 Udipto Goswami 2023-05-04 656 pm_runtime_put_sync(dwc->dev);
> 1c53edaeee3338 Udipto Goswami 2023-05-04 657 return ret;
> 0d36dede457873 Thinh Nguyen 2018-11-07 658 }
>
> [ snip ]
>
> 2c85a1817e4ba0 Thinh Nguyen 2018-11-07 708 static int dwc3_rx_fifo_size_show(struct seq_file *s, void *unused)
> 818ec3aba883f5 Felipe Balbi 2016-04-14 709 {
> 818ec3aba883f5 Felipe Balbi 2016-04-14 710 struct dwc3_ep *dep = s->private;
> 818ec3aba883f5 Felipe Balbi 2016-04-14 711 struct dwc3 *dwc = dep->dwc;
> 818ec3aba883f5 Felipe Balbi 2016-04-14 712 unsigned long flags;
> d00be779cc5016 Thinh Nguyen 2021-03-27 713 u32 mdwidth;
> 818ec3aba883f5 Felipe Balbi 2016-04-14 714 u32 val;
> 1c53edaeee3338 Udipto Goswami 2023-05-04 715 int ret;
> 1c53edaeee3338 Udipto Goswami 2023-05-04 716
> 1c53edaeee3338 Udipto Goswami 2023-05-04 717 ret = pm_runtime_resume_and_get(dwc->dev);
> 1c53edaeee3338 Udipto Goswami 2023-05-04 718 if (ret < 0)
> 1c53edaeee3338 Udipto Goswami 2023-05-04 719 pm_runtime_put_sync(dwc->dev);
> 1c53edaeee3338 Udipto Goswami 2023-05-04 @720 return ret;
>
> Needs curly braces.
I believe this was all fixed in v9/v10.
Johan
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2023-05-10 7:50 UTC | newest]
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2023-05-04 7:28 ` [PATCH v8] usb: dwc3: debugfs: Prevent any register access when devices is runtime suspended kernel test robot
2023-05-09 22:04 ` kernel test robot
2023-05-10 7:32 ` Dan Carpenter
2023-05-10 7:50 ` Johan Hovold
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