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* [Intel-gfx] [PATCH] drm/i915/display: Drop redundant debug print
@ 2021-07-26 18:51 Swati Sharma
  2021-07-26 18:58 ` [Intel-gfx] ✗ Fi.CI.BUILD: failure for " Patchwork
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: Swati Sharma @ 2021-07-26 18:51 UTC (permalink / raw)
  To: intel-gfx

drm_dp_dpcd_read/write already has debug error message.
Drop redundant error messages which gives false
status even if correct value is read in drm_dp_dpcd_read().

Signed-off-by: Swati Sharma <swati2.sharma@intel.com>
---
 drivers/gpu/drm/i915/display/intel_dp.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index c386ef8eb200..5c84f51ad41d 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -3871,16 +3871,12 @@ static void intel_dp_check_link_service_irq(struct intel_dp *intel_dp)
 		return;
 
 	if (drm_dp_dpcd_readb(&intel_dp->aux,
-			      DP_LINK_SERVICE_IRQ_VECTOR_ESI0, &val) != 1 || !val) {
-		drm_dbg_kms(&i915->drm, "Error in reading link service irq vector\n");
+			      DP_LINK_SERVICE_IRQ_VECTOR_ESI0, &val) != 1 || !val)
 		return;
-	}
 
 	if (drm_dp_dpcd_writeb(&intel_dp->aux,
-			       DP_LINK_SERVICE_IRQ_VECTOR_ESI0, val) != 1) {
-		drm_dbg_kms(&i915->drm, "Error in writing link service irq vector\n");
+			       DP_LINK_SERVICE_IRQ_VECTOR_ESI0, val) != 1)
 		return;
-	}
 
 	if (val & HDMI_LINK_STATUS_CHANGED)
 		intel_dp_handle_hdmi_link_status_change(intel_dp);
-- 
2.25.1

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^ permalink raw reply related	[flat|nested] 4+ messages in thread

* [Intel-gfx] ✗ Fi.CI.BUILD: failure for drm/i915/display: Drop redundant debug print
  2021-07-26 18:51 [Intel-gfx] [PATCH] drm/i915/display: Drop redundant debug print Swati Sharma
@ 2021-07-26 18:58 ` Patchwork
  2021-07-27  0:07 ` [Intel-gfx] [PATCH] " kernel test robot
  2021-08-12  5:47 ` Nautiyal, Ankit K
  2 siblings, 0 replies; 4+ messages in thread
From: Patchwork @ 2021-07-26 18:58 UTC (permalink / raw)
  To: Swati Sharma; +Cc: intel-gfx

== Series Details ==

Series: drm/i915/display: Drop redundant debug print
URL   : https://patchwork.freedesktop.org/series/93025/
State : failure

== Summary ==

CALL    scripts/checksyscalls.sh
  CALL    scripts/atomic/check-atomics.sh
  DESCEND objtool
  CHK     include/generated/compile.h
  CC [M]  drivers/gpu/drm/i915/display/intel_dp.o
drivers/gpu/drm/i915/display/intel_dp.c: In function ‘intel_dp_check_link_service_irq’:
drivers/gpu/drm/i915/display/intel_dp.c:3867:27: error: unused variable ‘i915’ [-Werror=unused-variable]
  struct drm_i915_private *i915 = dp_to_i915(intel_dp);
                           ^~~~
cc1: all warnings being treated as errors
scripts/Makefile.build:271: recipe for target 'drivers/gpu/drm/i915/display/intel_dp.o' failed
make[4]: *** [drivers/gpu/drm/i915/display/intel_dp.o] Error 1
scripts/Makefile.build:514: recipe for target 'drivers/gpu/drm/i915' failed
make[3]: *** [drivers/gpu/drm/i915] Error 2
scripts/Makefile.build:514: recipe for target 'drivers/gpu/drm' failed
make[2]: *** [drivers/gpu/drm] Error 2
scripts/Makefile.build:514: recipe for target 'drivers/gpu' failed
make[1]: *** [drivers/gpu] Error 2
Makefile:1842: recipe for target 'drivers' failed
make: *** [drivers] Error 2


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^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [Intel-gfx] [PATCH] drm/i915/display: Drop redundant debug print
  2021-07-26 18:51 [Intel-gfx] [PATCH] drm/i915/display: Drop redundant debug print Swati Sharma
  2021-07-26 18:58 ` [Intel-gfx] ✗ Fi.CI.BUILD: failure for " Patchwork
@ 2021-07-27  0:07 ` kernel test robot
  2021-08-12  5:47 ` Nautiyal, Ankit K
  2 siblings, 0 replies; 4+ messages in thread
From: kernel test robot @ 2021-07-27  0:07 UTC (permalink / raw)
  To: Swati Sharma, intel-gfx; +Cc: kbuild-all

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Hi Swati,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on drm-intel/for-linux-next]
[also build test ERROR on drm-tip/drm-tip v5.14-rc3 next-20210726]
[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]

url:    https://github.com/0day-ci/linux/commits/Swati-Sharma/drm-i915-display-Drop-redundant-debug-print/20210727-024330
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
config: x86_64-randconfig-a013-20210727 (attached as .config)
compiler: gcc-10 (Ubuntu 10.3.0-1ubuntu1~20.04) 10.3.0
reproduce (this is a W=1 build):
        # https://github.com/0day-ci/linux/commit/acb6cc54386ff61ebce42832ee7fe1d68bb82141
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Swati-Sharma/drm-i915-display-Drop-redundant-debug-print/20210727-024330
        git checkout acb6cc54386ff61ebce42832ee7fe1d68bb82141
        # save the attached .config to linux build tree
        make W=1 ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   drivers/gpu/drm/i915/display/intel_dp.c: In function 'intel_dp_check_link_service_irq':
>> drivers/gpu/drm/i915/display/intel_dp.c:3867:27: error: unused variable 'i915' [-Werror=unused-variable]
    3867 |  struct drm_i915_private *i915 = dp_to_i915(intel_dp);
         |                           ^~~~
   cc1: all warnings being treated as errors


vim +/i915 +3867 drivers/gpu/drm/i915/display/intel_dp.c

9844bc87cb7a59 drivers/gpu/drm/i915/intel_dp.c         Dhinakaran Pandiyan 2018-09-27  3864  
9488a030ac9144 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2020-12-18  3865  static void intel_dp_check_link_service_irq(struct intel_dp *intel_dp)
9488a030ac9144 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2020-12-18  3866  {
9488a030ac9144 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2020-12-18 @3867  	struct drm_i915_private *i915 = dp_to_i915(intel_dp);
9488a030ac9144 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2020-12-18  3868  	u8 val;
9488a030ac9144 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2020-12-18  3869  
9488a030ac9144 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2020-12-18  3870  	if (intel_dp->dpcd[DP_DPCD_REV] < 0x11)
9488a030ac9144 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2020-12-18  3871  		return;
9488a030ac9144 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2020-12-18  3872  
9488a030ac9144 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2020-12-18  3873  	if (drm_dp_dpcd_readb(&intel_dp->aux,
acb6cc54386ff6 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2021-07-27  3874  			      DP_LINK_SERVICE_IRQ_VECTOR_ESI0, &val) != 1 || !val)
9488a030ac9144 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2020-12-18  3875  		return;
9488a030ac9144 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2020-12-18  3876  
9488a030ac9144 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2020-12-18  3877  	if (drm_dp_dpcd_writeb(&intel_dp->aux,
acb6cc54386ff6 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2021-07-27  3878  			       DP_LINK_SERVICE_IRQ_VECTOR_ESI0, val) != 1)
9488a030ac9144 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2020-12-18  3879  		return;
9488a030ac9144 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2020-12-18  3880  
9488a030ac9144 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2020-12-18  3881  	if (val & HDMI_LINK_STATUS_CHANGED)
9488a030ac9144 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2020-12-18  3882  		intel_dp_handle_hdmi_link_status_change(intel_dp);
9488a030ac9144 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2020-12-18  3883  }
9488a030ac9144 drivers/gpu/drm/i915/display/intel_dp.c Swati Sharma        2020-12-18  3884  

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [Intel-gfx] [PATCH] drm/i915/display: Drop redundant debug print
  2021-07-26 18:51 [Intel-gfx] [PATCH] drm/i915/display: Drop redundant debug print Swati Sharma
  2021-07-26 18:58 ` [Intel-gfx] ✗ Fi.CI.BUILD: failure for " Patchwork
  2021-07-27  0:07 ` [Intel-gfx] [PATCH] " kernel test robot
@ 2021-08-12  5:47 ` Nautiyal, Ankit K
  2 siblings, 0 replies; 4+ messages in thread
From: Nautiyal, Ankit K @ 2021-08-12  5:47 UTC (permalink / raw)
  To: Swati Sharma, intel-gfx

Patch looks good to me.

I think we must add fixes tag with the below commit:

https://cgit.freedesktop.org/drm-tip/commit/?id=9488a030ac91447ea186ca3b7ec5c72ff03bc202

Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>

On 7/27/2021 12:21 AM, Swati Sharma wrote:
> drm_dp_dpcd_read/write already has debug error message.
> Drop redundant error messages which gives false
> status even if correct value is read in drm_dp_dpcd_read().
>
> Signed-off-by: Swati Sharma <swati2.sharma@intel.com>
> ---
>   drivers/gpu/drm/i915/display/intel_dp.c | 8 ++------
>   1 file changed, 2 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
> index c386ef8eb200..5c84f51ad41d 100644
> --- a/drivers/gpu/drm/i915/display/intel_dp.c
> +++ b/drivers/gpu/drm/i915/display/intel_dp.c
> @@ -3871,16 +3871,12 @@ static void intel_dp_check_link_service_irq(struct intel_dp *intel_dp)
>   		return;
>   
>   	if (drm_dp_dpcd_readb(&intel_dp->aux,
> -			      DP_LINK_SERVICE_IRQ_VECTOR_ESI0, &val) != 1 || !val) {
> -		drm_dbg_kms(&i915->drm, "Error in reading link service irq vector\n");
> +			      DP_LINK_SERVICE_IRQ_VECTOR_ESI0, &val) != 1 || !val)
>   		return;
> -	}
>   
>   	if (drm_dp_dpcd_writeb(&intel_dp->aux,
> -			       DP_LINK_SERVICE_IRQ_VECTOR_ESI0, val) != 1) {
> -		drm_dbg_kms(&i915->drm, "Error in writing link service irq vector\n");
> +			       DP_LINK_SERVICE_IRQ_VECTOR_ESI0, val) != 1)
>   		return;
> -	}
>   
>   	if (val & HDMI_LINK_STATUS_CHANGED)
>   		intel_dp_handle_hdmi_link_status_change(intel_dp);

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2021-08-12  5:48 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2021-07-26 18:51 [Intel-gfx] [PATCH] drm/i915/display: Drop redundant debug print Swati Sharma
2021-07-26 18:58 ` [Intel-gfx] ✗ Fi.CI.BUILD: failure for " Patchwork
2021-07-27  0:07 ` [Intel-gfx] [PATCH] " kernel test robot
2021-08-12  5:47 ` Nautiyal, Ankit K

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