On 6/19/24 10:54 AM, Jiapeng Chong wrote:
> The function are defined in the rcar_cmm.c file, but not called
s/are/is/.
> elsewhere, so delete the unused function.
Anywhere, maybe?
> drivers/gpu/drm/renesas/rcar-du/rcar_cmm.c:35:19: warning: unused function
> 'rcar_cmm_read'.
>
> Report
kernel on overflow.
>>>> Might be architecture-depended too, but let's assume it
>>>> can become zero,
>>>>
>>>>> It is necessary to prevent division by zero like in
>>>>> fb_var_to_videomode().
>>>
On 10/30/23 1:53 AM, Sasha Levin wrote:
> From: Sergey Shtylyov
>
> [ Upstream commit e8e4a470b677511f9d1ad4f3cef32adc1d9a60ca ]
>
> In sys_copyarea(), the local variable bits_per_line is needlessly typed as
> *unsigned long* -- which is a 32-bit type on the 32-bit arches a
Hello!
On 10/30/23 1:53 AM, Sasha Levin wrote:
> From: Sergey Shtylyov
>
> [ Upstream commit 7f33df94cf0156f64eee9509bd9b4a178990f613 ]
>
> In cfb_copyarea(), the local variable bits_per_line is needlessly typed as
> *unsigned long* -- which is a 32-bit type on the 32-bit a
a 32-bit
*unsigned int* type should still be enough to store the # of bits per line.
Found by Linux Verification Center (linuxtesting.org) with the Svace static
analysis tool.
Signed-off-by: Sergey Shtylyov
---
drivers/video/fbdev/core/syscopyarea.c | 2 +-
1 file changed, 1 insertion(+), 1 del
riable's value is derived from the __u32
typed fb_fix_screeninfo::line_length field (multiplied by 8u) and a 32-bit
*unsigned int* type should still be enough to store the # of bits per line.
Sergey Shtylyov (2):
video: fbdev: core: cfbcopyarea: fix sloppy typing
video: fbdev: core:
a 32-bit
*unsigned int* type should still be enough to store the # of bits per line.
Found by Linux Verification Center (linuxtesting.org) with the Svace static
analysis tool.
Signed-off-by: Sergey Shtylyov
---
drivers/video/fbdev/core/cfbcopyarea.c | 2 +-
1 file changed, 1 insertion(+), 1 del
ace static
>> analysis tool.
>>
>> Signed-off-by: Sergey Shtylyov
>> Cc: sta...@vger.kernel.org
>> ---
>> drivers/video/fbdev/core/cfbcopyarea.c | 5 +++--
>> 1 file changed, 3 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/video/fbd
variables -- which might be overflowed as well; declaring
them as *unsigned long* should fix that too...
Found by Linux Verification Center (linuxtesting.org) with the Svace static
analysis tool.
Signed-off-by: Sergey Shtylyov
Cc: sta...@vger.kernel.org
---
drivers/video/fbdev/core
variables -- which might be overflowed as well; declaring
them as *unsigned long* should fix that too...
Found by Linux Verification Center (linuxtesting.org) with the Svace static
analysis tool.
Signed-off-by: Sergey Shtylyov
Cc: sta...@vger.kernel.org
---
drivers/video/fbdev/core
source
files in question, so I decided to just CC sta...@vger.kernel.org, without
the Fixes tags...
Sergey Shtylyov (2):
video: fbdev: core: cfbcopyarea: fix sloppy typing
video: fbdev: core: syscopyarea: fix sloppy typing
drivers/video/fbdev/core/cfbcopyarea.c | 5 +++--
drivers/video/fbdev/c
On 1/9/23 6:33 AM, Byungchul Park wrote:
> Makes Dept able to track dependencies by PG_{locked,writeback} waits.
>
> Signed-off-by: Byungchul Park
> ---
> mm/filemap.c | 11 +++
> 1 file changed, 11 insertions(+)
>
> diff --git a/mm/filemap.c b/mm/filemap.c
> index c4d4ace..b013a5b 100
Hello!
On 10/20/22 1:37 PM, Thomas Zimmermann wrote:
> Don't set struct drm_mode_config.output_poll_changed. It's used to
> inform the fbdev console about conncetor changes. But as ingenic
Connector. :-)
> uses generic fbdev emulation, the console is being informed by the
> DRM client helper
Hello!
On 8/10/22 11:37 AM, Takanari Hayama wrote:
> To support DRM blend mode in R-Car DU driver, we must be able to pass
> a plane with the premultiplied alpha. Adding a new property to
> vsp1_du_atomic_config allows the R-Car DU driver to pass the
> premultiplied alpha plane.
>
> Signed-off-b
Hello!
On 5/4/22 11:17 AM, Byungchul Park wrote:
> Workqueue already provides concurrency control. By that, any wait in a
> work doesn't prevents events in other works with the control enabled.
> Thus, each work would better be considered a different context.
>
> So let Dept assign a different c
like:
ret = platform_get_irq_byname_optional(...);
if (ret < 0)
return ret;
if (ret > 0)
...we get an IRQ...
Signed-off-by: Sergey Shtylyov
---
Changes in version 2:
- added the error check using dev_err_probe() to
platform_get_irq_byname_opti
like:
ret = platform_get_irq_byname_optional(...);
if (ret < 0)
return ret;
if (ret > 0)
...we get an IRQ...
Signed-off-by: Sergey Shtylyov
---
drivers/base/platform.c | 13 ++---
drivers/gpu/drm/lima/lima_devic
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