[PATCH v7 01/10] drm: bridge: Add Samsung DSIM bridge driver
Marek Vasut
marex at denx.de
Sat Oct 15 21:46:04 UTC 2022
On 10/5/22 17:13, Jagan Teki wrote:
> Samsung MIPI DSIM controller is common DSI IP that can be used in various
> SoCs like Exynos, i.MX8M Mini/Nano.
>
> In order to access this DSI controller between various platform SoCs,
> the ideal way to incorporate this in the drm stack is via the drm bridge
> driver.
>
> This patch is trying to differentiate platform-specific and bridge driver
> code by maintaining exynos platform glue code in exynos_drm_dsi.c driver
> and common bridge driver code in samsung-dsim.c providing that the new
> platform-specific glue should be supported in the bridge driver, unlike
> exynos platform drm drivers.
>
> - Add samsung_dsim_plat_data for keeping platform-specific attributes like
> host_ops, irq_ops, and hw_type.
>
> - Initialize the plat_data hooks for exynos platform in exynos_drm_dsi.c.
>
> - samsung_dsim_probe is the common probe call across exynos_drm_dsi.c and
> samsung-dsim.c.
>
> - plat_data hooks like host_ops and irq_ops are invoked during the
> respective bridge call chains.
Maybe the Subject should say "Split ... driver" or "Move ... driver" ,
since it is not adding a new driver here ?
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