On Fri, May 09, 2025 at 03:53:28PM +0200, Luca Ceresoli wrote: > devm_drm_bridge_alloc() is the new API to be used for allocating (and > partially initializing) a private driver struct embedding a struct > drm_bridge. > > For many drivers having a simple code flow in the probe function, this > commit does a mass conversion automatically with the following semantic > patch. The changes have been reviewed manually for correctness as well as > to find any false positives. > > The patch has been applied with the explicit exclusion of bridge/panel.c, > handled by a separate patch. > > After applying the semantic patch, manually fixed these issues: > > - 4 drivers need ERR_CAST() instead of PTR_ERR() as the function calling > devm_drm_bridge_alloc() returns a pointer > - re-added empty lines and comments that the script had removed but that > should stay > > @@ > type T; > identifier C; > identifier BR; > expression DEV; > expression FUNCS; > @@ > -T *C; > +T *C; > ... > ( > -C = devm_kzalloc(DEV, ...); > -if (!C) > - return -ENOMEM; > +C = devm_drm_bridge_alloc(DEV, T, BR, FUNCS); > +if (IS_ERR(C)) > + return PTR_ERR(C); > | > -C = devm_kzalloc(DEV, ...); > -if (!C) > - return ERR_PTR(-ENOMEM); > +C = devm_drm_bridge_alloc(DEV, T, BR, FUNCS); > +if (IS_ERR(C)) > + return PTR_ERR(C); > ) > ... > -C->BR.funcs = FUNCS; > > Reviewed-by: Manikandan Muralidharan <manikanda...@microchip.com> # > microchip-lvds.c > Reviewed-by: Douglas Anderson <diand...@chromium.org> # parade-ps8640 > Tested-by: Douglas Anderson <diand...@chromium.org> # parade-ps8640 > Signed-off-by: Luca Ceresoli <luca.ceres...@bootlin.com>
Acked-by: Maxime Ripard <mrip...@kernel.org> Maxime
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