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git://anongit.freedesktop.org/drm/drm-misc into drm-next
A few fixes for the next merge window, with some build fixes for anx7625
and lt8912b bridges, incorrect error handling for lt8912b and TTM, and
one fix for TTM page limit accounting.
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Maxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/20210422163329.dvbuwre3akwdmzjt@gilmour
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A static analysis shows several issues in the driver code at
probing time.
DT parsing errors were bad handled and could lead to bugs:
- Bad error detection;
- Bad release of resources
Fixes: 30e2ae943c26 ("drm/bridge: Introduce LT8912B DSI to HDMI bridge")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Suggested-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Adrien Grassein <adrien.grassein@gmail.com>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210415183639.1487-1-rdunlap@infradead.org
Signed-off-by: Robert Foss <robert.foss@linaro.org>
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If CONFIG_DRM_LONTIUM_LT8912B=m, the following errors will be seen while
compiling lontium-lt8912b.c
drivers/gpu/drm/bridge/lontium-lt8912b.c: In function
‘lt8912_hard_power_on’:
drivers/gpu/drm/bridge/lontium-lt8912b.c:252:2: error: implicit
declaration of function ‘gpiod_set_value_cansleep’; did you mean
‘gpio_set_value_cansleep’? [-Werror=implicit-function-declaration]
gpiod_set_value_cansleep(lt->gp_reset, 0);
^~~~~~~~~~~~~~~~~~~~~~~~
gpio_set_value_cansleep
drivers/gpu/drm/bridge/lontium-lt8912b.c: In function ‘lt8912_parse_dt’:
drivers/gpu/drm/bridge/lontium-lt8912b.c:628:13: error: implicit
declaration of function ‘devm_gpiod_get_optional’; did you mean
‘devm_gpio_request_one’? [-Werror=implicit-function-declaration]
gp_reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH);
^~~~~~~~~~~~~~~~~~~~~~~
devm_gpio_request_one
drivers/gpu/drm/bridge/lontium-lt8912b.c:628:51: error: ‘GPIOD_OUT_HIGH’
undeclared (first use in this function); did you mean ‘GPIOF_INIT_HIGH’?
gp_reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH);
^~~~~~~~~~~~~~
GPIOF_INIT_HIGH
Signed-off-by: Zhang Jianhua <zhangjianhua18@huawei.com>
Reviewed-by: Robert Foss <robert.foss@linaro.org>
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210408093822.207917-1-zhangjianhua18@huawei.com
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Lontium LT8912B is a DSI to HDMI bridge.
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Adrien Grassein <adrien.grassein@gmail.com>
Reviewed-by: Robert Foss <robert.foss@linaro.org>
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210326121955.1266230-3-adrien.grassein@gmail.com
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