Re: [PATCH v7 2/2] drm/bridge: Add Lontium LT9609C(EX/UXD) MIPI DSI to HDMI driver

[Krzysztof Kozlowski <krzk@kernel.org>]

On 18/07/2026 13:12, Mohit Dsor wrote:
> On Thu, Jul 16, 2026 at 02:56:02PM +0200, Krzysztof Kozlowski wrote:
>> On 16/07/2026 13:31, mohit.dsor@oss.qualcomm.com wrote:
>>> From: Sunyun Yang <syyang@lontium.com>
>>>
>>> LT9611C(EX/UXD) is an I2C-controlled chip that Receiver signal/dual port
>>> mipi dsi and output hdmi, differences in hardware features:
>>> - LT9611C: supports 1-port mipi dsi to hdmi 1.4
>>> - LT9611EX: supports 2-port mipi dsi to hdmi 1.4
>>> - LT9611UXD: supports 2-port mipi dsi to hdmi 1.4/2.0
>>>
>>> Signed-off-by: Sunyun Yang <syyang@lontium.com>
>>> Co-developed-by: Mohit Dsor <mohit.dsor@oss.qualcomm.com>
>>> Signed-off-by: Mohit Dsor <mohit.dsor@oss.qualcomm.com>
>>> ---
>>>  MAINTAINERS                              |    7 +
>>>  drivers/gpu/drm/bridge/Kconfig           |   18 +
>>>  drivers/gpu/drm/bridge/Makefile          |    1 +
>>>  drivers/gpu/drm/bridge/lontium-lt9611c.c | 1293 ++++++++++++++++++++++++++++++
>>>  4 files changed, 1319 insertions(+)
>>>
>>> diff --git a/MAINTAINERS b/MAINTAINERS
>>> index 6dea93a41962..30be2eaf2bec 100644
>>> --- a/MAINTAINERS
>>> +++ b/MAINTAINERS
>>> @@ -15184,6 +15184,13 @@ S:	Maintained
>>>  F:	Documentation/devicetree/bindings/display/bridge/lontium,lt8912b.yaml
>>>  F:	drivers/gpu/drm/bridge/lontium-lt8912b.c
>>>  
>>> +LONTIUM LT9611C MIPI DSI TO HDMI BRIDGE
>>> +M:	Sunyun Yang <syyang@lontium.com>
>>> +M:	Mohit Dsor <mohit.dsor@oss.qualcomm.com>
>>> +S:	Maintained
>>> +F:	Documentation/devicetree/bindings/display/bridge/lontium,lt9611.yaml
>>> +F:	drivers/gpu/drm/bridge/lontium-lt9611c.c
>>> +
>>>  LOONGARCH
>>>  M:	Huacai Chen <chenhuacai@kernel.org>
>>>  R:	WANG Xuerui <kernel@xen0n.name>
>>> diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig
>>> index 4a57d49b4c6d..b8959b8e2ad0 100644
>>> --- a/drivers/gpu/drm/bridge/Kconfig
>>> +++ b/drivers/gpu/drm/bridge/Kconfig
>>> @@ -177,6 +177,24 @@ config DRM_LONTIUM_LT9611
>>>  	  HDMI signals
>>>  	  Please say Y if you have such hardware.
>>>  
>>> +config DRM_LONTIUM_LT9611C
>>> +	tristate "Lontium LT9611C DSI/HDMI bridge"
>>> +	select SND_SOC_HDMI_CODEC if SND_SOC
>>> +	depends on OF
>>> +	select CRC8
>>> +	select FW_LOADER
>>> +	select DRM_PANEL_BRIDGE
>>> +	select DRM_KMS_HELPER
>>> +	select DRM_MIPI_DSI
>>> +	select DRM_DISPLAY_HELPER
>>> +	select DRM_DISPLAY_HDMI_STATE_HELPER
>>> +	select REGMAP_I2C
>>> +	help
>>> +	  Driver for Lontium DSI to HDMI bridge
>>> +	  chip driver that converts dual DSI and I2S to
>>> +	  HDMI signals
>>> +	  Please say Y if you have such hardware.
>>
>> Please wrap the code to appropriate limits.
> I checked the others in Kconfigs they appear to be similar,
> still i will try to fix it.

This is nowhere close to the limit expressed by coding style.

Best regards,
Krzysztof