Hi Tomi and Sebastian,
Thank you for the patch.
On Thu, Nov 05, 2020 at 02:03:09PM +0200, Tomi Valkeinen wrote:
> From: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxx>
>
> Due to previous changes the DSI encoder gets the capabilities
> via DSI client's mode_flags and no longer needs the omapdss
> specific caps. The core code now checks if the DSI encoder
> is actually configured into command mode instead of just checking
> the panel capabilities.
>
> Signed-off-by: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxx>
> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
> ---
> drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c | 3 ---
> drivers/gpu/drm/omapdrm/dss/dsi.c | 8 ++++++++
> drivers/gpu/drm/omapdrm/dss/omapdss.h | 8 +-------
> drivers/gpu/drm/omapdrm/omap_crtc.c | 17 ++++++++---------
> 4 files changed, 17 insertions(+), 19 deletions(-)
>
> diff --git a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c
> index 45d417870498..d9b3444b4faf 100644
> --- a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c
> +++ b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c
> @@ -599,9 +599,6 @@ static int dsicm_probe(struct mipi_dsi_device *dsi)
> dssdev->of_port = 0;
> dssdev->ops_flags = OMAP_DSS_DEVICE_OP_MODES;
>
> - dssdev->caps = OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE |
> - OMAP_DSS_DISPLAY_CAP_TEAR_ELIM;
> -
> omapdss_display_init(dssdev);
> omapdss_device_register(dssdev);
>
> diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c
> index 0aa0d21cf896..620cef8bb1f2 100644
> --- a/drivers/gpu/drm/omapdrm/dss/dsi.c
> +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c
> @@ -4727,6 +4727,13 @@ static bool dsi_vm_calc(struct dsi_data *dsi,
> dsi_vm_calc_pll_cb, ctx);
> }
>
> +static bool dsi_is_video_mode(struct omap_dss_device *dssdev)
> +{
> + struct dsi_data *dsi = to_dsi_data(dssdev);
> +
> + return (dsi->mode == OMAP_DSS_DSI_VIDEO_MODE);
No need for parentheses.
Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
> +}
> +
> static int dsi_set_config(struct omap_dss_device *dssdev,
> const struct omap_dss_dsi_config *config)
> {
> @@ -4947,6 +4954,7 @@ static const struct omap_dss_device_ops dsi_ops = {
> .disable_video_output = dsi_disable_video_output,
>
> .update = dsi_update_all,
> + .is_video_mode = dsi_is_video_mode,
> },
> };
>
> diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h
> index de4c779c358a..4200611525d5 100644
> --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h
> +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h
> @@ -123,11 +123,6 @@ enum omap_dss_dsi_mode {
> OMAP_DSS_DSI_VIDEO_MODE,
> };
>
> -enum omap_display_caps {
> - OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE = 1 << 0,
> - OMAP_DSS_DISPLAY_CAP_TEAR_ELIM = 1 << 1,
> -};
> -
> enum omap_dss_display_state {
> OMAP_DSS_DISPLAY_DISABLED = 0,
> OMAP_DSS_DISPLAY_ACTIVE,
> @@ -282,6 +277,7 @@ struct omap_dss_writeback_info {
>
> struct omapdss_dsi_ops {
> int (*update)(struct omap_dss_device *dssdev);
> + bool (*is_video_mode)(struct omap_dss_device *dssdev);
>
> /* legacy API used by omapdss panels */
> int (*set_config)(struct omap_dss_device *dssdev,
> @@ -354,8 +350,6 @@ struct omap_dss_device {
> unsigned long ops_flags;
> u32 bus_flags;
>
> - enum omap_display_caps caps;
> -
> enum omap_dss_display_state state;
>
> /* OMAP DSS output specific fields */
> diff --git a/drivers/gpu/drm/omapdrm/omap_crtc.c b/drivers/gpu/drm/omapdrm/omap_crtc.c
> index 3068e4fffa16..f6b968060cf0 100644
> --- a/drivers/gpu/drm/omapdrm/omap_crtc.c
> +++ b/drivers/gpu/drm/omapdrm/omap_crtc.c
> @@ -496,8 +496,7 @@ static enum drm_mode_status omap_crtc_mode_valid(struct drm_crtc *crtc,
> * valid DISPC mode. DSI will calculate and configure the
> * proper DISPC mode later.
> */
> - if (omap_crtc->pipe->output->next == NULL ||
> - omap_crtc->pipe->output->next->type != OMAP_DISPLAY_TYPE_DSI) {
> + if (omap_crtc->pipe->output->type != OMAP_DISPLAY_TYPE_DSI) {
> r = priv->dispc_ops->mgr_check_timings(priv->dispc,
> omap_crtc->channel,
> &vm);
> @@ -549,17 +548,17 @@ static void omap_crtc_mode_set_nofb(struct drm_crtc *crtc)
> static bool omap_crtc_is_manually_updated(struct drm_crtc *crtc)
> {
> struct omap_crtc *omap_crtc = to_omap_crtc(crtc);
> - struct omap_dss_device *display = omap_crtc->pipe->output->next;
> + struct omap_dss_device *dssdev = omap_crtc->pipe->output;
>
> - if (!display)
> + if (dssdev->type != OMAP_DISPLAY_TYPE_DSI ||
> + !dssdev->ops->dsi.is_video_mode)
> return false;
>
> - if (display->caps & OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE) {
> - DBG("detected manually updated display!");
> - return true;
> - }
> + if (dssdev->ops->dsi.is_video_mode(dssdev))
> + return false;
>
> - return false;
> + DBG("detected manually updated display!");
> + return true;
> }
>
> static int omap_crtc_atomic_check(struct drm_crtc *crtc,
--
Regards,
Laurent Pinchart
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