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SubjectRe: [PATCH v7 4/6] drm/sprd: add Unisoc's drm display controller driver
On Mon, Oct 25, 2021 at 05:34:16PM +0800, Kevin Tang wrote:
> Adds DPU(Display Processor Unit) support for the Unisoc's display
> subsystem.
> It's support multi planes, scaler, rotation, PQ(Picture Quality) and more.
>
> v2:
> - Use drm_xxx to replace all DRM_XXX.
> - Use kzalloc to replace devm_kzalloc for sprd_dpu structure init.
>
> v3:
> - Remove dpu_layer stuff layer and commit layers by aotmic_update
>
> v4:
> - Use drmm_helpers to allocate crtc and planes.
> - Move rotation enum definitions to crtc layer reg bitfields.
> - Move allocate crtc and planes to bind function.
>
> v5:
> - Fix the checkpatch warnings.
> - Use mode_set_nofb instead of mode_valid callback.
> - Follow the OF-Graph bindings, use of_graph_get_port_by_id
> instead of of_parse_phandle.
> - Use zpos to represent the layer position.
> - Rebase to last drm misc branch.
>
> v6:
> - Disable and clear interrupts before register dpu IRQ
> - Init dpi config used by crtc_state->adjusted_mode on mode_set_nofb
> - Remove enable_irq and disable_irq function call.
> - Remove drm_format_info function call.
>
> v7:
> - Remove iommu error interrupt handling function.
>
> Cc: Orson Zhai <orsonzhai@gmail.com>
> Cc: Chunyan Zhang <zhang.lyra@gmail.com>
> Signed-off-by: Kevin Tang <kevin.tang@unisoc.com>

Reviewed-by: Maxime Ripard <maxime@cerno.tech>

Maxime
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