[PATCH RFC 4/4] media: qcom: camss: Configure C-PHY through the PHY API

[Bryan O'Donoghue]

On 15/10/2026 23:20, George Neacsu via B4 Relay wrote:
> From: George Neacsu <geocausa at gmail.com>
> 
> With a PHY API CSIPHY, csiphy_stream_on() always asks for D-PHY. Ask for
> C-PHY when the endpoint is C-PHY, and pass the trio count and the symbol
> rate, which by the V4L2 convention is twice the link frequency.
> 
> Assisted-by: Claude:claude-opus-5-5
> Signed-off-by: George Neacsu <geocausa at gmail.com>
Please rebase off of -next this patch doesn't apply

[~/Development/worktree/bod-media-committers]$ git am --3way < 
./20261015_geocausa_phy_qcom_mipi_csi2_c_phy_for_x1e80100.mbx 
                                       *[bod-qcom-media-committers]
Applying: phy: Add MIPI C-PHY mode and configuration options
Applying: phy: qcom-mipi-csi2: Add C-PHY support for X1E80100
Applying: media: qcom: camss: csid-680: Select C-PHY in the receiver
Applying: media: qcom: camss: Configure C-PHY through the PHY API
error: sha1 information is lacking or useless 
(drivers/media/platform/qcom/camss/camss-csiphy.c).
error: could not build fake ancestor
Patch failed at 0004 media: qcom: camss: Configure C-PHY through the PHY API
hint: Use 'git am --show-current-patch=diff' to see the failed patch
hint: When you have resolved this problem, run "git am --continue".
hint: If you prefer to skip this patch, run "git am --skip" instead.
hint: To restore the original branch and stop patching, run "git am 
--abort".
hint: Disable this message with "git config set advice.mergeConflict false"

---
bod