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Message-ID: <Zsyr2mGMPrLmiitO@louis-chauvet-laptop>
Date: Mon, 26 Aug 2024 18:22:50 +0200
From: Louis Chauvet <louis.chauvet@...tlin.com>
To: Maíra Canal <mcanal@...lia.com>
Cc: Rodrigo Siqueira <rodrigosiqueiramelo@...il.com>,
Melissa Wen <melissa.srw@...il.com>,
Haneen Mohammed <hamohammed.sa@...il.com>,
Daniel Vetter <daniel@...ll.ch>,
Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
Maxime Ripard <mripard@...nel.org>,
Thomas Zimmermann <tzimmermann@...e.de>,
David Airlie <airlied@...il.com>, dri-devel@...ts.freedesktop.org,
arthurgrillo@...eup.net, linux-kernel@...r.kernel.org,
jeremie.dautheribes@...tlin.com, miquel.raynal@...tlin.com,
thomas.petazzoni@...tlin.com, seanpaul@...gle.com,
marcheu@...gle.com, nicolejadeyee@...gle.com
Subject: Re: [PATCH 2/3] drm/vkms: Rename index to possible_crtc
Le 15/08/24 - 11:07, Maíra Canal a écrit :
> On 8/14/24 05:46, Louis Chauvet wrote:
> > The meaning of index was not clear. Replace them with crtc_index to
> > clearly indicate its usage.
> >
> > Signed-off-by: Louis Chauvet <louis.chauvet@...tlin.com>
>
> IMHO no need for this patch, especially considering that you are going
> to change those lines anyway in a future series.
>
> I'd just drop it.
True, I will drop it for the next iteration. It was a step for me to
understand the initialization process, but as you said, my next series
complelty remove it, so I will remove this patch.
Thanks for your reviews,
Louis Chauvet
> Best Regards,
> - Maíra
>
> > ---
> > drivers/gpu/drm/vkms/vkms_drv.h | 4 ++--
> > drivers/gpu/drm/vkms/vkms_output.c | 13 +++++++------
> > drivers/gpu/drm/vkms/vkms_plane.c | 4 ++--
> > 3 files changed, 11 insertions(+), 10 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/vkms/vkms_drv.h b/drivers/gpu/drm/vkms/vkms_drv.h
> > index 526bf5207524..3028678e4f9b 100644
> > --- a/drivers/gpu/drm/vkms/vkms_drv.h
> > +++ b/drivers/gpu/drm/vkms/vkms_drv.h
> > @@ -222,10 +222,10 @@ struct vkms_device {
> > int vkms_crtc_init(struct drm_device *dev, struct drm_crtc *crtc,
> > struct drm_plane *primary, struct drm_plane *cursor);
> >
> > -int vkms_output_init(struct vkms_device *vkmsdev, int index);
> > +int vkms_output_init(struct vkms_device *vkmsdev, int possible_crtc_index);
> >
> > struct vkms_plane *vkms_plane_init(struct vkms_device *vkmsdev,
> > - enum drm_plane_type type, int index);
> > + enum drm_plane_type type, int possible_crtc_index);
> >
> > /* CRC Support */
> > const char *const *vkms_get_crc_sources(struct drm_crtc *crtc,
> > diff --git a/drivers/gpu/drm/vkms/vkms_output.c b/drivers/gpu/drm/vkms/vkms_output.c
> > index 5ce70dd946aa..d42ca7d10389 100644
> > --- a/drivers/gpu/drm/vkms/vkms_output.c
> > +++ b/drivers/gpu/drm/vkms/vkms_output.c
> > @@ -31,12 +31,12 @@ static const struct drm_connector_helper_funcs vkms_conn_helper_funcs = {
> > .get_modes = vkms_conn_get_modes,
> > };
> >
> > -static int vkms_add_overlay_plane(struct vkms_device *vkmsdev, int index,
> > +static int vkms_add_overlay_plane(struct vkms_device *vkmsdev, int possible_crtc_index,
> > struct drm_crtc *crtc)
> > {
> > struct vkms_plane *overlay;
> >
> > - overlay = vkms_plane_init(vkmsdev, DRM_PLANE_TYPE_OVERLAY, index);
> > + overlay = vkms_plane_init(vkmsdev, DRM_PLANE_TYPE_OVERLAY, possible_crtc_index);
> > if (IS_ERR(overlay))
> > return PTR_ERR(overlay);
> >
> > @@ -46,7 +46,7 @@ static int vkms_add_overlay_plane(struct vkms_device *vkmsdev, int index,
> > return 0;
> > }
> >
> > -int vkms_output_init(struct vkms_device *vkmsdev, int index)
> > +int vkms_output_init(struct vkms_device *vkmsdev, int possible_crtc_index)
> > {
> > struct vkms_output *output = &vkmsdev->output;
> > struct drm_device *dev = &vkmsdev->drm;
> > @@ -58,20 +58,21 @@ int vkms_output_init(struct vkms_device *vkmsdev, int index)
> > int writeback;
> > unsigned int n;
> >
> > - primary = vkms_plane_init(vkmsdev, DRM_PLANE_TYPE_PRIMARY, index);
> > + primary = vkms_plane_init(vkmsdev, DRM_PLANE_TYPE_PRIMARY, possible_crtc_index);
> > +
> > if (IS_ERR(primary))
> > return PTR_ERR(primary);
> >
> > if (vkmsdev->config->overlay) {
> > for (n = 0; n < NUM_OVERLAY_PLANES; n++) {
> > - ret = vkms_add_overlay_plane(vkmsdev, index, crtc);
> > + ret = vkms_add_overlay_plane(vkmsdev, possible_crtc_index, crtc);
> > if (ret)
> > return ret;
> > }
> > }
> >
> > if (vkmsdev->config->cursor) {
> > - cursor = vkms_plane_init(vkmsdev, DRM_PLANE_TYPE_CURSOR, index);
> > + cursor = vkms_plane_init(vkmsdev, DRM_PLANE_TYPE_CURSOR, possible_crtc_index);
> > if (IS_ERR(cursor))
> > return PTR_ERR(cursor);
> > }
> > diff --git a/drivers/gpu/drm/vkms/vkms_plane.c b/drivers/gpu/drm/vkms/vkms_plane.c
> > index 03716616f819..9d85464ee0e9 100644
> > --- a/drivers/gpu/drm/vkms/vkms_plane.c
> > +++ b/drivers/gpu/drm/vkms/vkms_plane.c
> > @@ -219,12 +219,12 @@ static const struct drm_plane_helper_funcs vkms_plane_helper_funcs = {
> > };
> >
> > struct vkms_plane *vkms_plane_init(struct vkms_device *vkmsdev,
> > - enum drm_plane_type type, int index)
> > + enum drm_plane_type type, int possible_crtc_index)
> > {
> > struct drm_device *dev = &vkmsdev->drm;
> > struct vkms_plane *plane;
> >
> > - plane = drmm_universal_plane_alloc(dev, struct vkms_plane, base, 1 << index,
> > + plane = drmm_universal_plane_alloc(dev, struct vkms_plane, base, 1 << possible_crtc_index,
> > &vkms_plane_funcs,
> > vkms_formats, ARRAY_SIZE(vkms_formats),
> > NULL, type, NULL);
> >
--
Louis Chauvet, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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