[PATCH v18 0/12] dw-hdmi: convert imx hdmi to bridge/dw_hdmi

[Andy Yan]

Hi Liu Ying , Philipp:

On 2015年01月07日 10:39, Liu Ying wrote:
>
> On 12/05/2014 02:22 PM, Andy Yan wrote:
>>
>> We found Freescale imx6 and Rockchip rk3288 and Ingenic JZ4780 
>> (Xburst/MIPS)
>> use the interface compatible Designware HDMI IP, but they also have some
>> lightly differences, such as phy pll configuration, register 
>> width(imx hdmi
>> register is one byte, but rk3288 is 4 bytes width and can only be 
>> accessed
>> by word), 4K support(imx6 doesn't support 4k, but rk3288 does), and 
>> HDMI2.0
>> support.
>>
>> To reuse the imx-hdmi driver, we make this patch set:
>> (1): fix some CodingStyle warning to make checkpatch happy
>> (2): convert imx-hdmi to drm_bridge
>> (3): split platform specific code
>> (4): move imx-hdmi to bridge/dw_hdmi
>> (5): extend dw_hdmi.c to support rk3288 hdmi
>> (6): add rockchip rk3288 platform specific code dw_hdmi-rockchip.c
>>
>> Changes in v18:
>> - remove a multiple blank lines in imx-hdmi.c
>> - fix a checkpatch warning in imx-hdmi_pltfm.c
>> - add port bindings
>> - correct some spelling mistakes in dw_hdmi bindings doc
>> - correct some spelling mistakes in dw_hdmi-rockchip bindings doc
>>
>> Changes in v17:
>> - remove platform device stuff, adviced by Russell King
>> - remove prompt message of dw_hdmi, adviced by Russel King
>> - parse resource and irq in platform driver
>>
>> Changes in v16:
>> - use the common binding for the clocks
>> - describe ddc-i2c-bus as optional
>> - add common clocks bindings
>> - modify clocks bindings
>> - descrbie ddc-i2c-bus as optional
>>
>> Changes in v15:
>> - add prefix dw_hdmi/DW_HDMI for public used dw_hdmi structs
>>    adviced by Philipp Zabel
>> - remove THIS_MODULE in platform driver
>> - remove unio of the multi-byte register access, adviced by Philipp 
>> Zabel
>> - remove THIS_MODULE in platform driver
>>
>> Changes in v14:
>> - add defer probing, adviced by Philipp Zabel
>> - remove drm_connector_register, because imx-drm core has registered
>> connector
>>
>> Changes in v13:
>> - patch against drm-next
>> - split platform specific phy configuration
>> - split phy configuration from patch#4
>>
>> Changes in v12:
>> - refactor of_node_put(ddc_node)
>> - squash patch <convert dw_hdmi to drm_bridge>
>> - add comment for the depend on patch
>>
>> Changes in v11:
>> - squash patch  <split some phy configuration to platform driver>
>>
>> Changes in v10:
>> - split generic dw_hdmi.c improvements from patch#11 (add rk3288 
>> support)
>> - add more display mode support mpll configuration for rk3288
>>
>> Changes in v9:
>> - move some phy configuration to platform driver
>>
>> Changes in v8:
>> - correct some spelling mistake
>> - modify ddc-i2c-bus and interrupt description
>> - Add documentation for rockchip dw hdmi
>>
>> Changes in v7:
>> - remove unused variables from structure dw_hdmi
>> - remove a wrong modification
>> - add copyrights for dw_hdmi-imx.c
>>
>> Changes in v6:
>> - rearrange the patch order
>> - refactor register access without reg_shift
>>
>> Changes in v5:
>> - refactor reg-io-width
>>
>> Changes in v4:
>> - fix checkpatch CHECK
>> - defer probe ddc i2c adapter
>>
>> Changes in v3:
>> - split multi-register access to one indepent patch
>>
>> Andy Yan (12):
>>    drm: imx: imx-hdmi: make checkpatch happy
>>    drm: imx: imx-hdmi: return defer if can't get ddc i2c adapter
>>    drm: imx: imx-hdmi: convert imx-hdmi to drm_bridge mode
>>    drm: imx: imx-hdmi: split phy configuration to platform driver
>>    drm: imx: imx-hdmi: move imx-hdmi to bridge/dw_hdmi
>>    dt-bindings: add document for dw_hdmi
>>    drm: bridge/dw_hdmi: add support for multi-byte register width access
>>    drm: bridge/dw_hdmi: add mode_valid support
>>    drm: bridge/dw_hdmi: clear i2cmphy_stat0 reg in 
>> hdmi_phy_wait_i2c_done
>>    drm: bridge/dw_hdmi: add function dw_hdmi_phy_enable_spare
>>    dt-bindings: Add documentation for rockchip dw hdmi
>>    drm: bridge/dw_hdmi: add rockchip rk3288 support
>>
>>   .../devicetree/bindings/drm/bridge/dw_hdmi.txt     |  50 ++
>>   .../devicetree/bindings/video/dw_hdmi-rockchip.txt |  46 ++
>>   drivers/gpu/drm/bridge/Kconfig                     |   5 +
>>   drivers/gpu/drm/bridge/Makefile                    |   1 +
>>   .../gpu/drm/{imx/imx-hdmi.c => bridge/dw_hdmi.c}   | 717 
>> ++++++++++-----------
>>   .../gpu/drm/{imx/imx-hdmi.h => bridge/dw_hdmi.h}   |   4 +-
>>   drivers/gpu/drm/imx/Kconfig                        |   1 +
>>   drivers/gpu/drm/imx/Makefile                       |   2 +-
>>   drivers/gpu/drm/imx/dw_hdmi-imx.c                  | 258 ++++++++
>>   drivers/gpu/drm/rockchip/Kconfig                   |  10 +
>>   drivers/gpu/drm/rockchip/Makefile                  |   2 +
>>   drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c        | 341 ++++++++++
>>   include/drm/bridge/dw_hdmi.h                       |  61 ++
>>   13 files changed, 1111 insertions(+), 387 deletions(-)
>>   create mode 100644 
>> Documentation/devicetree/bindings/drm/bridge/dw_hdmi.txt
>>   create mode 100644 
>> Documentation/devicetree/bindings/video/dw_hdmi-rockchip.txt
>>   rename drivers/gpu/drm/{imx/imx-hdmi.c => bridge/dw_hdmi.c} (72%)
>>   rename drivers/gpu/drm/{imx/imx-hdmi.h => bridge/dw_hdmi.h} (99%)
>>   create mode 100644 drivers/gpu/drm/imx/dw_hdmi-imx.c
>>   create mode 100644 drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
>>   create mode 100644 include/drm/bridge/dw_hdmi.h
>>
>
> After applying this series, I find there is a build break issue with the
> allmodconfig configuration for the ARM architecture.
> Please fix this.
>
> drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c:243:1: error: 
> ‘__mod_of__dw_hdmi_rockchip_dt_ids_device_table’ aliased to undefined 
> symbol ‘dw_hdmi_rockchip_dt_ids’
> scripts/Makefile.build:257: recipe for target 
> 'drivers/gpu/drm/rockchip/dw_hdmi-rockchip.o' failed
> make[4]: *** [drivers/gpu/drm/rockchip/dw_hdmi-rockchip.o] Error 1
> scripts/Makefile.build:402: recipe for target 
> 'drivers/gpu/drm/rockchip' failed
> make[3]: *** [drivers/gpu/drm/rockchip] Error 2
> scripts/Makefile.build:402: recipe for target 'drivers/gpu/drm' failed
> make[2]: *** [drivers/gpu/drm] Error 2
> scripts/Makefile.build:402: recipe for target 'drivers/gpu' failed
> make[1]: *** [drivers/gpu] Error 2
> Makefile:937: recipe for target 'drivers' failed
> make: *** [drivers] Error 2
>
> Regards,
> Liu Ying
>
>
>
  Very sorry for these issue, thank you for pointing out it.
  I will send [PATCH V18.1 12/12] for a fix.