[PATCH v3 00/19] Add perf support to the rockchip-dfi driver

Sascha Hauer s.hauer at pengutronix.de
Thu Feb 16 02:36:05 PST 2023


This is the third round of patches for adding perf support to the
rockchip-dfi driver. The binding changes seem to be sorted out now,
would be great to get some feedback to the driver changes as well.

Sascha

Changes since v2:
- Fix broken reference to binding
- Add Reviewed-by from Rob

Changes since v1:
- Fix example to actually match the binding and fix the warnings resulted thereof
- Make addition of rockchip,rk3568-dfi an extra patch

Sascha Hauer (19):
  PM / devfreq: rockchip-dfi: Embed desc into private data struct
  PM / devfreq: rockchip-dfi: use consistent name for private data
    struct
  PM / devfreq: rockchip-dfi: Make pmu regmap mandatory
  PM / devfreq: rockchip-dfi: Add SoC specific init function
  PM / devfreq: rockchip-dfi: dfi store raw values in counter struct
  PM / devfreq: rockchip-dfi: Use free running counter
  PM / devfreq: rockchip-dfi: introduce channel mask
  PM / devfreq: rk3399_dmc,dfi: generalize DDRTYPE defines
  PM / devfreq: rockchip-dfi: Clean up DDR type register defines
  PM / devfreq: rockchip-dfi: Add RK3568 support
  PM / devfreq: rockchip-dfi: Handle LPDDR2 correctly
  PM / devfreq: rockchip-dfi: Handle LPDDR4X
  PM / devfreq: rockchip-dfi: Pass private data struct to internal
    functions
  PM / devfreq: rockchip-dfi: Prepare for multiple users
  PM / devfreq: rockchip-dfi: Add perf support
  arm64: dts: rockchip: rk3399: Enable DFI
  arm64: dts: rockchip: rk356x: Add DFI
  dt-bindings: devfreq: event: convert Rockchip DFI binding to yaml
  dt-bindings: devfreq: event: rockchip,dfi: Add rk3568 support

 .../bindings/devfreq/event/rockchip,dfi.yaml  |  72 ++
 .../bindings/devfreq/event/rockchip-dfi.txt   |  18 -
 .../rockchip,rk3399-dmc.yaml                  |   2 +-
 arch/arm64/boot/dts/rockchip/rk3399.dtsi      |   1 -
 arch/arm64/boot/dts/rockchip/rk356x.dtsi      |   7 +
 drivers/devfreq/event/rockchip-dfi.c          | 659 +++++++++++++++---
 drivers/devfreq/rk3399_dmc.c                  |  10 +-
 include/soc/rockchip/rk3399_grf.h             |   9 +-
 include/soc/rockchip/rk3568_grf.h             |  13 +
 include/soc/rockchip/rockchip_grf.h           |  16 +
 10 files changed, 674 insertions(+), 133 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/devfreq/event/rockchip,dfi.yaml
 delete mode 100644 Documentation/devicetree/bindings/devfreq/event/rockchip-dfi.txt
 create mode 100644 include/soc/rockchip/rk3568_grf.h
 create mode 100644 include/soc/rockchip/rockchip_grf.h

-- 
2.30.2




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