In kfd_procfs_show(), the sdma_activity_work_handler is a local variable
and the sdma_activity_work_handler.sdma_activity_work should initialize
with INIT_WORK_ONSTACK() instead of INIT_WORK().
Fixes: 32cb59f31362 ("drm/amdkfd: Track SDMA utilization per process")
Signed-off-by
As the devm_kcalloc may return NULL, the return value needs to be checked
to avoid NULL poineter dereference.
Fixes: 66b2cf9623fa ("drm/mediatek: use layer_nr function to get layer number
to init plane")
Signed-off-by: Yuan Can
---
drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 2 ++
1 fi
在 2022/11/14 19:55, Dave Stevenson 写道:
Hi Yuan
On Mon, 14 Nov 2022 at 08:21, Yuan Can wrote:
A problem about modprobe panel-raspberrypi-touchscreen is triggered with
the following log given:
[ 542.980748] Error: Driver 'rpi-ts-dsi' is already registered, aborting...
And wit
rror message printed, register failed!
i2c_add_driver() # succeed and return
Fix by checking the return value of both functions and unregister
rpi_touchscreen_dsi_driver if i2c_add_driver() failed.
Fixes: 2f733d6194bd ("drm/panel: Add support for the Raspberry Pi 7"
Touchscreen.")
Si
# return without delete stdp4028_ge_b850v3_fw_driver
Fix by calling i2c_del_driver() on stdp4028_ge_b850v3_fw_driver when
i2c_add_driver() returns error.
Fixes: fcfa0ddc18ed ("drm/bridge: Drivers for megachips-stdp-ge-b850v3-fw
(LVDS-DP++)")
Signed-off-by: Yuan Can
Reviewed-by: A
在 2022/11/8 16:50, Andrzej Hajda 写道:
On 08.11.2022 09:29, Yuan Can wrote:
A problem about insmod megachips-stdp-ge-b850v3-fw.ko failed is
triggered with the following log given:
[ 4497.981497] Error: Driver 'stdp4028-ge-b850v3-fw' is already
registered, aborting...
ins
# return without delete stdp4028_ge_b850v3_fw_driver
Fix by calling i2c_del_driver() on stdp4028_ge_b850v3_fw_driver when
i2c_add_driver() returns error.
Fixes: fcfa0ddc18ed ("drm/bridge: Drivers for megachips-stdp-ge-b850v3-fw
(LVDS-DP++)")
Signed-off-by: Yuan Can
---
driv
river_register() and do platform_unregister_drivers() if
error happened.
Fixes: fc1acf317b01 ("drm/ingenic: Add support for the IPU")
Signed-off-by: Yuan Can
Cc: sta...@vger.kernel.org
---
Changes in v2:
- Add missing Cc: sta...@vger.kernel.org
drivers/gpu/drm/ingenic/ingenic-drm-drv.c
在 2022/11/3 22:52, Paul Cercueil 写道:
Hi Yuan,
Le jeu. 3 nov. 2022 à 14:01:48 +, Yuan Can a
écrit :
A problem about modprobe ingenic-drm failed is triggered with the
following
log given:
[ 303.561088] Error: Driver 'ingenic-ipu' is already registered,
aborting...
modpr
river_register() and do platform_unregister_drivers() if
error happened.
Fixes: fc1acf317b01 ("drm/ingenic: Add support for the IPU")
Signed-off-by: Yuan Can
---
drivers/gpu/drm/ingenic/ingenic-drm-drv.c | 6 +-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drive
the return value of
platform_driver_register() and do platform_unregister_drivers() if
error happened.
Fixes: c8b75bca92cb ("drm/vc4: Add KMS support for Raspberry Pi.")
Signed-off-by: Yuan Can
---
drivers/gpu/drm/vc4/vc4_drv.c | 7 ++-
1 file changed, 6 insertions(+), 1 deletion(-)
di
xing this problem by checking the return value of
platform_driver_register() and do platform_unregister_drivers() if
error happened.
Fixes: 5fc537bfd000 ("drm/mcde: Add new driver for ST-Ericsson MCDE")
Signed-off-by: Yuan Can
---
drivers/gpu/drm/mcde/mcde_drv.c | 7 ++-
1 file change
es: 2df7af93fdad ("drm/vkms: Add vkms_config type")
Signed-off-by: Yuan Can
---
drivers/gpu/drm/vkms/vkms_drv.c | 7 ++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/vkms/vkms_drv.c b/drivers/gpu/drm/vkms/vkms_drv.c
index 0ffe5f0e33f7..dfe983eaa07f 100
This series contains two memory related bugfixes about vkms driver.
Yuan Can (2):
drm/vkms: Fix memory leak in vkms_init()
drm/vkms: Fix null-ptr-deref in vkms_release()
drivers/gpu/drm/vkms/vkms_drv.c | 10 --
1 file changed, 8 insertions(+), 2 deletions(-)
--
2.17.1
ase().
Fixes: 6c234fe37c57 ("drm/vkms: Implement CRC debugfs API")
Signed-off-by: Yuan Can
---
drivers/gpu/drm/vkms/vkms_drv.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/vkms/vkms_drv.c b/drivers/gpu/drm/vkms/vkms_drv.c
index dfe983eaa07f.
After commit 64ff18911878, struct csc_coef_rgb2yuv is not used any more
and can be removed as well.
Fixes: 64ff18911878 ("drm/omap: Enable COLOR_ENCODING and COLOR_RANGE
properties for planes")
Signed-off-by: Yuan Can
---
changes in v2:
- adjust commit msg
---
drivers/gpu/drm/o
在 2022/10/13 14:39, Cai Huoqing 写道:
On 27 9月 22 13:38:47, Yuan Can wrote:
After commit 64ff18911878("drm/omap: Enable COLOR_ENCODING and COLOR_RANGE
Hi yuan,
This is not a valid Fixes: tag.
Add to your ~/.gitconfig and add:
[pretty]
fixes = Fixes: %h (\"%s\")
You c
在 2022/9/30 5:08, Doug Anderson 写道:
Hi,
On Wed, Sep 28, 2022 at 6:57 PM Yuan Can wrote:
In the probe path, dev_err() can be replaced with dev_err_probe()
which will check if error code is -EPROBE_DEFER and prints the
error name. It also sets the defer probe reason which can be
checked later
In the probe path, dev_err() can be replaced with dev_err_probe()
which will check if error code is -EPROBE_DEFER and prints the
error name. It also sets the defer probe reason which can be
checked later through debugfs.
Signed-off-by: Yuan Can
Reviewed-by: Douglas Anderson
---
drivers/gpu/drm
In the probe path, dev_err() can be replaced with dev_err_probe()
which will check if error code is -EPROBE_DEFER and prints the
error name. It also sets the defer probe reason which can be
checked later through debugfs.
Signed-off-by: Yuan Can
Reviewed-by: Douglas Anderson
---
drivers/gpu/drm
This series contains two patchs simplify the error handling in probe
function by switching from dev_err() to dev_err_probe().
---
changes in v2:
- simplify the same case in panel_edp_probe
- add Reviewed-by from Douglas Anderson
Yuan Can (2):
drm/panel: panel-edp: Use dev_err_probe() to
在 2022/9/29 7:03, Doug Anderson 写道:
Hi,
On Fri, Sep 23, 2022 at 6:59 PM Yuan Can wrote:
In the probe path, dev_err() can be replaced with dev_err_probe()
which will check if error code is -EPROBE_DEFER and prints the
error name. It also sets the defer probe reason which can be
checked later
After commit 5a8132b9f606("drm/amd/display: remove dead dc vbios code"), no one
use struct i2c_id_config_access, so remove it.
Signed-off-by: Yuan Can
---
drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c | 7 ---
1 file changed, 7 deletions(-)
diff --git a/drivers/gpu/drm/amd/
After commit 64ff18911878("drm/omap: Enable COLOR_ENCODING and COLOR_RANGE
properties for planes"), no one use struct csc_coef_rgb2yuv, so remove it.
Signed-off-by: Yuan Can
---
drivers/gpu/drm/omapdrm/dss/dispc.c | 5 -
1 file changed, 5 deletions(-)
diff --git a/drivers/gpu/d
In the probe path, dev_err() can be replaced with dev_err_probe()
which will check if error code is -EPROBE_DEFER and prints the
error name. It also sets the defer probe reason which can be
checked later through debugfs.
Signed-off-by: Yuan Can
---
drivers/gpu/drm/panel/panel-edp.c | 13
In the probe path, dev_err() can be replaced with dev_err_probe()
which will check if error code is -EPROBE_DEFER and prints the
error name. It also sets the defer probe reason which can be
checked later through debugfs.
Signed-off-by: Yuan Can
---
drivers/gpu/drm/panel/panel-simple.c | 9
In the probe path, dev_err() can be replaced with dev_err_probe()
which will check if error code is -EPROBE_DEFER and prints the
error name. It also sets the defer probe reason which can be
checked later through debugfs.
Signed-off-by: Yuan Can
---
drivers/gpu/drm/panel/panel-elida-kd35t133.c
In the probe path, dev_err() can be replaced with dev_err_probe()
which will check if error code is -EPROBE_DEFER and prints the
error name. It also sets the defer probe reason which can be
checked later through debugfs.
Signed-off-by: Yuan Can
---
drivers/gpu/drm/panel/panel-lvds.c | 9
In the probe path, dev_err() can be replaced with dev_err_probe()
which will check if error code is -EPROBE_DEFER and prints the
error name. It also sets the defer probe reason which can be
checked later through debugfs.
Signed-off-by: Yuan Can
---
.../gpu/drm/panel/panel-leadtek-ltk500hd1829.c
In the probe path, dev_err() can be replaced with dev_err_probe()
which will check if error code is -EPROBE_DEFER and prints the
error name. It also sets the defer probe reason which can be
checked later through debugfs.
Signed-off-by: Yuan Can
---
drivers/gpu/drm/panel/panel-orisetech
In the probe path, dev_err() can be replaced with dev_err_probe()
which will check if error code is -EPROBE_DEFER and prints the
error name. It also sets the defer probe reason which can be
checked later through debugfs.
Signed-off-by: Yuan Can
---
drivers/gpu/drm/panel/panel-samsung-s6d16d0.c
In the probe path, dev_err() can be replaced with dev_err_probe()
which will check if error code is -EPROBE_DEFER and prints the
error name. It also sets the defer probe reason which can be
checked later through debugfs.
Signed-off-by: Yuan Can
---
.../gpu/drm/panel/panel-leadtek-ltk050h3146w.c
In the probe path, dev_err() can be replaced with dev_err_probe()
which will check if error code is -EPROBE_DEFER and prints the
error name. It also sets the defer probe reason which can be
checked later through debugfs.
Signed-off-by: Yuan Can
---
drivers/gpu/drm/panel/panel-raydium-rm68200.c
In the probe path, dev_err() can be replaced with dev_err_probe()
which will check if error code is -EPROBE_DEFER and prints the
error name. It also sets the defer probe reason which can be
checked later through debugfs.
Signed-off-by: Yuan Can
---
drivers/gpu/drm/panel/panel-boe-himax8279d.c
This series simplify the error handling in probe function by
switching from dev_err() to dev_err_probe().
Yuan Can (10):
drm/panel: himax8279d: Use dev_err_probe() to simplify code
drm/panel: panel-edp: Use dev_err_probe() to simplify code
drm/panel: elida-kd35t133: Use dev_err_probe() to
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