Re: [PATCH] drm/i915: Free the returned object of acpi_evaluate_dsm()

[+linux-acpi] ping On 2021/9/6 11:35, Zenghui Yu wrote: As per the comment on top of acpi_evaluate_dsm(): | * Evaluate device's _DSM method with specified GUID, revision id and | * function number. Caller needs to free the returned object. We should free the returned object

[PATCH] drm/i915: Free the returned object of acpi_evaluate_dsm()

will be triggered at boot time (if we compile kernel with CONFIG_DEBUG_TEST_DRIVER_REMOVE=y). Fixes: 8e55f99c510f ("drm/i915: Invoke another _DSM to enable MUX on HP Workstation laptops") Cc: Kai-Heng Feng Signed-off-by: Zenghui Yu --- drivers/gpu/drm/i915/display/intel_acpi.c | 7

[PATCH] dt-bindings: display: remove zte,vou.txt binding doc

The zte zx platform was removed in commit 89d4f98ae90d ("ARM: remove zte zx platform") and the zxdrm driver is going to be removed in v5.15 via drm tree. Let's remove the now obsolete binding doc. Cc: Arnd Bergmann Cc: Jun Nie Cc: Shawn Guo Signed-off-by: Zenghui Yu --- .../

Re: [PATCH] drm: remove zxdrm driver

On 2021/8/31 0:12, Rob Herring wrote: On Thu, Aug 26, 2021 at 4:22 AM Daniel Vetter wrote: I just merged another patch to delete the zte driver. Unfortunately, that one missed the binding doc, so please send me a patch removing the binding doc. Okay I'll send it out today. I've searched

[PATCH] drm: remove zxdrm driver

The zte zx platform had been removed in commit 89d4f98ae90d ("ARM: remove zte zx platform"), so this driver is no longer needed. Cc: Arnd Bergmann Cc: Jun Nie Cc: Shawn Guo Signed-off-by: Zenghui Yu --- .../devicetree/bindings/display/zte,vou.txt | 120 --- drivers/gpu/d

[PATCH] drm/hisilicon/hibmc: Move drm_fbdev_generic_setup() down to avoid the splat

it down after drm_dev_register() which will follow the "Display driver example" documented by commit de99f0600a79 ("drm/drv: DOC: Add driver example code"). Signed-off-by: Zenghui Yu --- drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c | 5 +++-- 1 file changed, 3 insertions(+),

Re: [PATCH] drm/msm/dpu: Fix usage of ERR_PTR()

ping for this obvious fix... On 2020/5/28 21:08, Zenghui Yu wrote: ERR_PTR() is used in the kernel to encode an usual *negative* errno code into a pointer. Passing a positive value (ENOMEM) to it will break the following IS_ERR() check. Though memory allocation is unlikely to fail, it's still

[PATCH] drm/msm/dpu: Fix usage of ERR_PTR()

of ERR_PTR() in kernel. Fixes: 25fdd5933e4c ("drm/msm: Add SDM845 DPU support") Signed-off-by: Zenghui Yu --- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm

Re: [RFC PATCH] fbcon: fix ypos over boundary issue

Hi Bartlomiej, On 2019/7/23 23:59, Bartlomiej Zolnierkiewicz wrote: On 7/12/19 5:13 AM, Zenghui Yu wrote: From: Feng Tiantian While using "top" on a CentOS guest's VNC-client, then continuously press "Shift+PgUp", the guest kernel will get panic! Backtrace is attac

[RFC PATCH] fbcon: fix ypos over boundary issue

exception >From our non-expert analysis, fbcon ypos will sometimes over boundary and then fbcon_putcs() access invalid VGA framebuffer address. We modify the real_y() to make sure fbcon ypos is always less than rows. Reported-by: Zengruan Ye Signed-off-by: Feng Tiantian Signed-off-by: Zenghui