| Message ID | 20190804201637.1240-6-sam@ravnborg.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | drm: panel related updates | expand |
On 2019-08-04 22:16, Sam Ravnborg wrote: > Use drm_panel_get_modes() to access modes. > This has a nice side effect to simplify the code. > > Signed-off-by: Sam Ravnborg <sam@ravnborg.org> > Cc: Stefan Agner <stefan@agner.ch> > Cc: Alison Wang <alison.wang@nxp.com> > --- > drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c | 10 +--------- > 1 file changed, 1 insertion(+), 9 deletions(-) > > diff --git a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c > b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c > index 279d83eaffc0..a92fd6c70b09 100644 > --- a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c > +++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c > @@ -65,17 +65,9 @@ static const struct drm_connector_funcs > fsl_dcu_drm_connector_funcs = { > static int fsl_dcu_drm_connector_get_modes(struct drm_connector *connector) > { > struct fsl_dcu_drm_connector *fsl_connector; > - int (*get_modes)(struct drm_panel *panel); > - int num_modes = 0; > > fsl_connector = to_fsl_dcu_connector(connector); > - if (fsl_connector->panel && fsl_connector->panel->funcs && > - fsl_connector->panel->funcs->get_modes) { > - get_modes = fsl_connector->panel->funcs->get_modes; > - num_modes = get_modes(fsl_connector->panel); > - } > - > - return num_modes; > + return drm_panel_get_modes(fsl_connector->panel); Oh, that old code looks rather messy. Thanks for the simplification! This behaves slightly different since it now returns -EINVAL or -ENOSYS, but that is what we want. Acked-by: Stefan Agner <stefan@agner.ch> -- Stefan > } > > static int fsl_dcu_drm_connector_mode_valid(struct drm_connector *connector,
Hi Stefan. Thanks for the feedback. On Mon, Aug 05, 2019 at 11:16:26AM +0200, Stefan Agner wrote: > On 2019-08-04 22:16, Sam Ravnborg wrote: > > Use drm_panel_get_modes() to access modes. > > This has a nice side effect to simplify the code. > > > > Signed-off-by: Sam Ravnborg <sam@ravnborg.org> > > Cc: Stefan Agner <stefan@agner.ch> > > Cc: Alison Wang <alison.wang@nxp.com> > > --- > > drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c | 10 +--------- > > 1 file changed, 1 insertion(+), 9 deletions(-) > > > > diff --git a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c > > b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c > > index 279d83eaffc0..a92fd6c70b09 100644 > > --- a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c > > +++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c > > @@ -65,17 +65,9 @@ static const struct drm_connector_funcs > > fsl_dcu_drm_connector_funcs = { > > static int fsl_dcu_drm_connector_get_modes(struct drm_connector *connector) > > { > > struct fsl_dcu_drm_connector *fsl_connector; > > - int (*get_modes)(struct drm_panel *panel); > > - int num_modes = 0; > > > > fsl_connector = to_fsl_dcu_connector(connector); > > - if (fsl_connector->panel && fsl_connector->panel->funcs && > > - fsl_connector->panel->funcs->get_modes) { > > - get_modes = fsl_connector->panel->funcs->get_modes; > > - num_modes = get_modes(fsl_connector->panel); > > - } > > - > > - return num_modes; > > + return drm_panel_get_modes(fsl_connector->panel); > > Oh, that old code looks rather messy. Thanks for the simplification! > > This behaves slightly different since it now returns -EINVAL or -ENOSYS, > but that is what we want. You are right, and I will add this to the changelog when I apply. Sam
diff --git a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c index 279d83eaffc0..a92fd6c70b09 100644 --- a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c +++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c @@ -65,17 +65,9 @@ static const struct drm_connector_funcs fsl_dcu_drm_connector_funcs = { static int fsl_dcu_drm_connector_get_modes(struct drm_connector *connector) { struct fsl_dcu_drm_connector *fsl_connector; - int (*get_modes)(struct drm_panel *panel); - int num_modes = 0; fsl_connector = to_fsl_dcu_connector(connector); - if (fsl_connector->panel && fsl_connector->panel->funcs && - fsl_connector->panel->funcs->get_modes) { - get_modes = fsl_connector->panel->funcs->get_modes; - num_modes = get_modes(fsl_connector->panel); - } - - return num_modes; + return drm_panel_get_modes(fsl_connector->panel); } static int fsl_dcu_drm_connector_mode_valid(struct drm_connector *connector,
Use drm_panel_get_modes() to access modes. This has a nice side effect to simplify the code. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Cc: Stefan Agner <stefan@agner.ch> Cc: Alison Wang <alison.wang@nxp.com> --- drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c | 10 +--------- 1 file changed, 1 insertion(+), 9 deletions(-)