Hi Tomi,
Thank you for the patch.
On Monday, 12 February 2018 11:44:40 EET Tomi Valkeinen wrote:
> From: Peter Ujfalusi <peter.ujfal...@ti.com>
>
> The previous patch implements the ordering of the dss_devices based on DT
> aliases in omap_drm.c, so there is no need to do the ordering in
> dss/display.c anymore.
>
> At the same time remove the alias member of the omap_dss_device struct
> since it is no longer needed. The only place it was used is in the
> omapdss_register_display() function.
>
> Signed-off-by: Peter Ujfalusi <peter.ujfal...@ti.com>
> Signed-off-by: Tomi Valkeinen <tomi.valkei...@ti.com>
> ---
> drivers/gpu/drm/omapdrm/dss/display.c | 15 +++------------
> drivers/gpu/drm/omapdrm/dss/omapdss.h | 2 --
> 2 files changed, 3 insertions(+), 14 deletions(-)
>
> diff --git a/drivers/gpu/drm/omapdrm/dss/display.c
> b/drivers/gpu/drm/omapdrm/dss/display.c index 3ef99f344bd3..7840837f4325
> 100644
> --- a/drivers/gpu/drm/omapdrm/dss/display.c
> +++ b/drivers/gpu/drm/omapdrm/dss/display.c
> @@ -41,7 +41,6 @@ static int disp_num_counter;
> int omapdss_register_display(struct omap_dss_device *dssdev)
> {
> struct omap_dss_driver *drv = dssdev->driver;
> - struct list_head *cur;
> int id;
>
> /*
> @@ -54,26 +53,18 @@ int omapdss_register_display(struct omap_dss_device
> *dssdev)
>
> dssdev->alias_id = id;
>
> - snprintf(dssdev->alias, sizeof(dssdev->alias), "display%d", id);
> -
> /* Use 'label' property for name, if it exists */
> of_property_read_string(dssdev->dev->of_node, "label", &dssdev->name);
>
> if (dssdev->name == NULL)
> - dssdev->name = dssdev->alias;
> + dssdev->name = devm_kasprintf(dssdev->dev, GFP_KERNEL,
> + "display%d", id);
Given that the size of the name is known, how about turning dssdev->name into
a fixed-size char array ? That would remove the need for dynamic allocation.
And shouldn't you use %u instead of %d ?
>
> if (drv && drv->get_timings == NULL)
> drv->get_timings = omapdss_default_get_timings;
>
> mutex_lock(&panel_list_mutex);
> - list_for_each(cur, &panel_list) {
> - struct omap_dss_device *ldev = list_entry(cur,
> - struct omap_dss_device,
> - panel_list);
> - if (strcmp(ldev->alias, dssdev->alias) > 0)
> - break;
> - }
> - list_add_tail(&dssdev->panel_list, cur);
> + list_add_tail(&dssdev->panel_list, &panel_list);
> mutex_unlock(&panel_list_mutex);
> return 0;
> }
> diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h
> b/drivers/gpu/drm/omapdrm/dss/omapdss.h index bd5f174a3c56..ac8ca37ff889
> 100644
> --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h
> +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h
> @@ -476,8 +476,6 @@ struct omap_dss_device {
>
> struct list_head panel_list;
>
> - /* alias in the form of "display%d" */
> - char alias[16];
> int alias_id;
>
> enum omap_display_type type;
--
Regards,
Laurent Pinchart
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