[v4,00/12] phy: rockchip: samsung-hdptx: Support high color depth management

Message

Cristian Ciocaltea March 4, 2025, 1:43 a.m. UTC

This series relies on the new HDMI PHY configuration options [1] (patch
included here for convenience) to provide high color depth management
for rockchip-samsung-hdptx, and to introduce a proper solution to setup
the TMDS character rate on this PHY.

[1] https://lore.kernel.org/lkml/d[e-mail]/

Signed-off-by: Cristian Ciocaltea <[e-mail]>
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Changes in v4:
- Added patches to drop unnecessary phy_cfg & cfgs driver data
- Embedded struct phy_configure_opts_hdmi in driver data (Dmitry)
- Added new patch to provide config params validation support
- Provided a patch to restrict altering TMDS char rate via CCF (Dmitry)
- Made a bunch of small tweaks here and there
- Link to v3: https://lore.kernel.org/r/[e-mail]

Changes in v3:
- Rebased series onto next-20250221 and fixed several conflicts due to
  the recently introduced eDP support
- Link to v2: https://lore.kernel.org/r/[e-mail]

Changes in v2:
- Added new patches providing a bug fix and several driver cleanups and
  improvements
- Link to v1: https://lore.kernel.org/r/[e-mail]

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Cristian Ciocaltea (11):
      phy: hdmi: Add color depth configuration
      phy: rockchip: samsung-hdptx: Fix clock ratio setup
      phy: rockchip: samsung-hdptx: Drop unused struct lcpll_config
      phy: rockchip: samsung-hdptx: Drop unused phy_cfg driver data
      phy: rockchip: samsung-hdptx: Drop superfluous cfgs driver data
      phy: rockchip: samsung-hdptx: Setup TMDS char rate via phy_configure_opts_hdmi
      phy: rockchip: samsung-hdptx: Provide config params validation support
      phy: rockchip: samsung-hdptx: Restrict altering TMDS char rate via CCF
      phy: rockchip: samsung-hdptx: Add high color depth management
      phy: rockchip: samsung-hdptx: Optimize internal rate handling
      phy: rockchip: samsung-hdptx: Avoid Hz-hHz unit conversion overhead

Sandor Yu (1):
      phy: Add HDMI configuration options

 drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c | 289 +++++++++++++---------
 include/linux/phy/phy-hdmi.h                      |  21 ++
 include/linux/phy/phy.h                           |   7 +-
 3 files changed, 200 insertions(+), 117 deletions(-)
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base-commit: cd3215bbcb9d4321def93fea6cfad4d5b42b9d1d
change-id: 20241206-phy-sam-hdptx-bpc-3b05c6276fd7