[PATCH] drm/sun4i: dw-hdmi: fix error return code in sun8i_dw_hdmi

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* [PATCH] drm/sun4i: dw-hdmi: fix error return code in sun8i_dw_hdmi_bind()
@ 2020-11-12 13:14 ` Xiongfeng Wang
  0 siblings, 0 replies; 9+ messages in thread
From: Xiongfeng Wang @ 2020-11-12 13:14 UTC (permalink / raw)
  To: airlied, daniel, jernej.skrabec
  Cc: dri-devel, linux-kernel, linux-arm-kernel, wangxiongfeng2, chenzhou10

Fix to return a negative error code from the error handling case instead
of 0 in function sun8i_dw_hdmi_bind().

Fixes: b7c7436a5ff0 ("drm/sun4i: Implement A83T HDMI driver")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Xiongfeng Wang <wangxiongfeng2@huawei.com>
---
 drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
index d4c0804..f010fe8 100644
--- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
+++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
@@ -208,6 +208,7 @@ static int sun8i_dw_hdmi_bind(struct device *dev, struct device *master,
 	phy_node = of_parse_phandle(dev->of_node, "phys", 0);
 	if (!phy_node) {
 		dev_err(dev, "Can't found PHY phandle\n");
+		ret = -ENODEV;
 		goto err_disable_clk_tmds;
 	}
 
-- 
1.7.12.4


^ permalink raw reply related	[flat|nested] 9+ messages in thread

* [PATCH] drm/sun4i: dw-hdmi: fix error return code in sun8i_dw_hdmi_bind()
@ 2020-11-12 13:14 ` Xiongfeng Wang
  0 siblings, 0 replies; 9+ messages in thread
From: Xiongfeng Wang @ 2020-11-12 13:14 UTC (permalink / raw)
  To: airlied, daniel, jernej.skrabec
  Cc: linux-arm-kernel, chenzhou10, linux-kernel, dri-devel, wangxiongfeng2

Fix to return a negative error code from the error handling case instead
of 0 in function sun8i_dw_hdmi_bind().

Fixes: b7c7436a5ff0 ("drm/sun4i: Implement A83T HDMI driver")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Xiongfeng Wang <wangxiongfeng2@huawei.com>
---
 drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
index d4c0804..f010fe8 100644
--- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
+++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
@@ -208,6 +208,7 @@ static int sun8i_dw_hdmi_bind(struct device *dev, struct device *master,
 	phy_node = of_parse_phandle(dev->of_node, "phys", 0);
 	if (!phy_node) {
 		dev_err(dev, "Can't found PHY phandle\n");
+		ret = -ENODEV;
 		goto err_disable_clk_tmds;
 	}
 
-- 
1.7.12.4

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https://lists.freedesktop.org/mailman/listinfo/dri-devel

^ permalink raw reply related	[flat|nested] 9+ messages in thread

* [PATCH] drm/sun4i: dw-hdmi: fix error return code in sun8i_dw_hdmi_bind()
@ 2020-11-12 13:14 ` Xiongfeng Wang
  0 siblings, 0 replies; 9+ messages in thread
From: Xiongfeng Wang @ 2020-11-12 13:14 UTC (permalink / raw)
  To: airlied, daniel, jernej.skrabec
  Cc: linux-arm-kernel, chenzhou10, linux-kernel, dri-devel, wangxiongfeng2

Fix to return a negative error code from the error handling case instead
of 0 in function sun8i_dw_hdmi_bind().

Fixes: b7c7436a5ff0 ("drm/sun4i: Implement A83T HDMI driver")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Xiongfeng Wang <wangxiongfeng2@huawei.com>
---
 drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
index d4c0804..f010fe8 100644
--- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
+++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
@@ -208,6 +208,7 @@ static int sun8i_dw_hdmi_bind(struct device *dev, struct device *master,
 	phy_node = of_parse_phandle(dev->of_node, "phys", 0);
 	if (!phy_node) {
 		dev_err(dev, "Can't found PHY phandle\n");
+		ret = -ENODEV;
 		goto err_disable_clk_tmds;
 	}
 
-- 
1.7.12.4


_______________________________________________
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http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply related	[flat|nested] 9+ messages in thread

* Re: [PATCH] drm/sun4i: dw-hdmi: fix error return code in sun8i_dw_hdmi_bind()
  2020-11-12 13:14 ` Xiongfeng Wang
  (?)
@ 2020-11-13 18:01   ` Jernej Škrabec
  -1 siblings, 0 replies; 9+ messages in thread
From: Jernej Škrabec @ 2020-11-13 18:01 UTC (permalink / raw)
  To: airlied, daniel, Xiongfeng Wang
  Cc: dri-devel, linux-kernel, linux-arm-kernel, wangxiongfeng2, chenzhou10

Hi!

Thanks for the patch.

Dne četrtek, 12. november 2020 ob 14:14:51 CET je Xiongfeng Wang napisal(a):
> Fix to return a negative error code from the error handling case instead
> of 0 in function sun8i_dw_hdmi_bind().
> 
> Fixes: b7c7436a5ff0 ("drm/sun4i: Implement A83T HDMI driver")
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: Xiongfeng Wang <wangxiongfeng2@huawei.com>
> ---
>  drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
> b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c index d4c0804..f010fe8 100644
> --- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
> +++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
> @@ -208,6 +208,7 @@ static int sun8i_dw_hdmi_bind(struct device *dev, struct
> device *master, phy_node = of_parse_phandle(dev->of_node, "phys", 0);
>  	if (!phy_node) {
>  		dev_err(dev, "Can't found PHY phandle\n");
> +		ret = -ENODEV;

That should be EINVAL because DT node doesn't have mandatory property.

With that fixed, you can add:
Reviewed-by: Jernej Skrabec <jernej.skrabec@siol.net>

Best regards,
Jernej

>  		goto err_disable_clk_tmds;
>  	}





^ permalink raw reply	[flat|nested] 9+ messages in thread

* Re: [PATCH] drm/sun4i: dw-hdmi: fix error return code in sun8i_dw_hdmi_bind()
@ 2020-11-13 18:01   ` Jernej Škrabec
  0 siblings, 0 replies; 9+ messages in thread
From: Jernej Škrabec @ 2020-11-13 18:01 UTC (permalink / raw)
  To: airlied, daniel, Xiongfeng Wang
  Cc: linux-arm-kernel, chenzhou10, linux-kernel, dri-devel, wangxiongfeng2

Hi!

Thanks for the patch.

Dne četrtek, 12. november 2020 ob 14:14:51 CET je Xiongfeng Wang napisal(a):
> Fix to return a negative error code from the error handling case instead
> of 0 in function sun8i_dw_hdmi_bind().
> 
> Fixes: b7c7436a5ff0 ("drm/sun4i: Implement A83T HDMI driver")
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: Xiongfeng Wang <wangxiongfeng2@huawei.com>
> ---
>  drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
> b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c index d4c0804..f010fe8 100644
> --- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
> +++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
> @@ -208,6 +208,7 @@ static int sun8i_dw_hdmi_bind(struct device *dev, struct
> device *master, phy_node = of_parse_phandle(dev->of_node, "phys", 0);
>  	if (!phy_node) {
>  		dev_err(dev, "Can't found PHY phandle\n");
> +		ret = -ENODEV;

That should be EINVAL because DT node doesn't have mandatory property.

With that fixed, you can add:
Reviewed-by: Jernej Skrabec <jernej.skrabec@siol.net>

Best regards,
Jernej

>  		goto err_disable_clk_tmds;
>  	}




_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel

^ permalink raw reply	[flat|nested] 9+ messages in thread

* Re: [PATCH] drm/sun4i: dw-hdmi: fix error return code in sun8i_dw_hdmi_bind()
@ 2020-11-13 18:01   ` Jernej Škrabec
  0 siblings, 0 replies; 9+ messages in thread
From: Jernej Škrabec @ 2020-11-13 18:01 UTC (permalink / raw)
  To: airlied, daniel, Xiongfeng Wang
  Cc: linux-arm-kernel, chenzhou10, linux-kernel, dri-devel, wangxiongfeng2

Hi!

Thanks for the patch.

Dne četrtek, 12. november 2020 ob 14:14:51 CET je Xiongfeng Wang napisal(a):
> Fix to return a negative error code from the error handling case instead
> of 0 in function sun8i_dw_hdmi_bind().
> 
> Fixes: b7c7436a5ff0 ("drm/sun4i: Implement A83T HDMI driver")
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: Xiongfeng Wang <wangxiongfeng2@huawei.com>
> ---
>  drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
> b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c index d4c0804..f010fe8 100644
> --- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
> +++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
> @@ -208,6 +208,7 @@ static int sun8i_dw_hdmi_bind(struct device *dev, struct
> device *master, phy_node = of_parse_phandle(dev->of_node, "phys", 0);
>  	if (!phy_node) {
>  		dev_err(dev, "Can't found PHY phandle\n");
> +		ret = -ENODEV;

That should be EINVAL because DT node doesn't have mandatory property.

With that fixed, you can add:
Reviewed-by: Jernej Skrabec <jernej.skrabec@siol.net>

Best regards,
Jernej

>  		goto err_disable_clk_tmds;
>  	}





_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply	[flat|nested] 9+ messages in thread

* Re: [PATCH] drm/sun4i: dw-hdmi: fix error return code in sun8i_dw_hdmi_bind()
  2020-11-13 18:01   ` Jernej Škrabec
  (?)
@ 2020-11-16  1:09     ` Xiongfeng Wang
  -1 siblings, 0 replies; 9+ messages in thread
From: Xiongfeng Wang @ 2020-11-16  1:09 UTC (permalink / raw)
  To: Jernej Škrabec, airlied, daniel
  Cc: dri-devel, linux-kernel, linux-arm-kernel, chenzhou10

Hi!

On 2020/11/14 2:01, Jernej Škrabec wrote:
> Hi!
> 
> Thanks for the patch.
> 
> Dne četrtek, 12. november 2020 ob 14:14:51 CET je Xiongfeng Wang napisal(a):
>> Fix to return a negative error code from the error handling case instead
>> of 0 in function sun8i_dw_hdmi_bind().
>>
>> Fixes: b7c7436a5ff0 ("drm/sun4i: Implement A83T HDMI driver")
>> Reported-by: Hulk Robot <hulkci@huawei.com>
>> Signed-off-by: Xiongfeng Wang <wangxiongfeng2@huawei.com>
>> ---
>>  drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c | 1 +
>>  1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
>> b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c index d4c0804..f010fe8 100644
>> --- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
>> +++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
>> @@ -208,6 +208,7 @@ static int sun8i_dw_hdmi_bind(struct device *dev, struct
>> device *master, phy_node = of_parse_phandle(dev->of_node, "phys", 0);
>>  	if (!phy_node) {
>>  		dev_err(dev, "Can't found PHY phandle\n");
>> +		ret = -ENODEV;
> 
> That should be EINVAL because DT node doesn't have mandatory property.
> 
> With that fixed, you can add:
> Reviewed-by: Jernej Skrabec <jernej.skrabec@siol.net>

Thanks for your review! I will fix it in the next version.

Thanks,
Xiongfeng

> 
> Best regards,
> Jernej
> 
>>  		goto err_disable_clk_tmds;
>>  	}
> 
> 
> 
> 
> .
> 

^ permalink raw reply	[flat|nested] 9+ messages in thread

* Re: [PATCH] drm/sun4i: dw-hdmi: fix error return code in sun8i_dw_hdmi_bind()
@ 2020-11-16  1:09     ` Xiongfeng Wang
  0 siblings, 0 replies; 9+ messages in thread
From: Xiongfeng Wang @ 2020-11-16  1:09 UTC (permalink / raw)
  To: Jernej Škrabec, airlied, daniel
  Cc: linux-arm-kernel, chenzhou10, linux-kernel, dri-devel

Hi!

On 2020/11/14 2:01, Jernej Škrabec wrote:
> Hi!
> 
> Thanks for the patch.
> 
> Dne četrtek, 12. november 2020 ob 14:14:51 CET je Xiongfeng Wang napisal(a):
>> Fix to return a negative error code from the error handling case instead
>> of 0 in function sun8i_dw_hdmi_bind().
>>
>> Fixes: b7c7436a5ff0 ("drm/sun4i: Implement A83T HDMI driver")
>> Reported-by: Hulk Robot <hulkci@huawei.com>
>> Signed-off-by: Xiongfeng Wang <wangxiongfeng2@huawei.com>
>> ---
>>  drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c | 1 +
>>  1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
>> b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c index d4c0804..f010fe8 100644
>> --- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
>> +++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
>> @@ -208,6 +208,7 @@ static int sun8i_dw_hdmi_bind(struct device *dev, struct
>> device *master, phy_node = of_parse_phandle(dev->of_node, "phys", 0);
>>  	if (!phy_node) {
>>  		dev_err(dev, "Can't found PHY phandle\n");
>> +		ret = -ENODEV;
> 
> That should be EINVAL because DT node doesn't have mandatory property.
> 
> With that fixed, you can add:
> Reviewed-by: Jernej Skrabec <jernej.skrabec@siol.net>

Thanks for your review! I will fix it in the next version.

Thanks,
Xiongfeng

> 
> Best regards,
> Jernej
> 
>>  		goto err_disable_clk_tmds;
>>  	}
> 
> 
> 
> 
> .
> 
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dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel

^ permalink raw reply	[flat|nested] 9+ messages in thread

* Re: [PATCH] drm/sun4i: dw-hdmi: fix error return code in sun8i_dw_hdmi_bind()
@ 2020-11-16  1:09     ` Xiongfeng Wang
  0 siblings, 0 replies; 9+ messages in thread
From: Xiongfeng Wang @ 2020-11-16  1:09 UTC (permalink / raw)
  To: Jernej Škrabec, airlied, daniel
  Cc: linux-arm-kernel, chenzhou10, linux-kernel, dri-devel

Hi!

On 2020/11/14 2:01, Jernej Škrabec wrote:
> Hi!
> 
> Thanks for the patch.
> 
> Dne četrtek, 12. november 2020 ob 14:14:51 CET je Xiongfeng Wang napisal(a):
>> Fix to return a negative error code from the error handling case instead
>> of 0 in function sun8i_dw_hdmi_bind().
>>
>> Fixes: b7c7436a5ff0 ("drm/sun4i: Implement A83T HDMI driver")
>> Reported-by: Hulk Robot <hulkci@huawei.com>
>> Signed-off-by: Xiongfeng Wang <wangxiongfeng2@huawei.com>
>> ---
>>  drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c | 1 +
>>  1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
>> b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c index d4c0804..f010fe8 100644
>> --- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
>> +++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
>> @@ -208,6 +208,7 @@ static int sun8i_dw_hdmi_bind(struct device *dev, struct
>> device *master, phy_node = of_parse_phandle(dev->of_node, "phys", 0);
>>  	if (!phy_node) {
>>  		dev_err(dev, "Can't found PHY phandle\n");
>> +		ret = -ENODEV;
> 
> That should be EINVAL because DT node doesn't have mandatory property.
> 
> With that fixed, you can add:
> Reviewed-by: Jernej Skrabec <jernej.skrabec@siol.net>

Thanks for your review! I will fix it in the next version.

Thanks,
Xiongfeng

> 
> Best regards,
> Jernej
> 
>>  		goto err_disable_clk_tmds;
>>  	}
> 
> 
> 
> 
> .
> 

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linux-arm-kernel mailing list
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http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply	[flat|nested] 9+ messages in thread

end of thread, other threads:[~2020-11-16  8:17 UTC | newest]

Thread overview: 9+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-11-12 13:14 [PATCH] drm/sun4i: dw-hdmi: fix error return code in sun8i_dw_hdmi_bind() Xiongfeng Wang
2020-11-12 13:14 ` Xiongfeng Wang
2020-11-12 13:14 ` Xiongfeng Wang
2020-11-13 18:01 ` Jernej Škrabec
2020-11-13 18:01   ` Jernej Škrabec
2020-11-13 18:01   ` Jernej Škrabec
2020-11-16  1:09   ` Xiongfeng Wang
2020-11-16  1:09     ` Xiongfeng Wang
2020-11-16  1:09     ` Xiongfeng Wang

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