From: Rajat Jain <rajatja@google.com>
To: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
Cc: Hans de Goede <hdegoede@redhat.com>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Maxime Ripard <mripard@kernel.org>,
Thomas Zimmermann <tzimmermann@suse.de>,
Jani Nikula <jani.nikula@linux.intel.com>,
Lyude <lyude@redhat.com>,
Joonas Lahtinen <joonas.lahtinen@linux.intel.com>,
Rodrigo Vivi <rodrigo.vivi@intel.com>,
Mark Gross <markgross@kernel.org>,
Andy Shevchenko <andy@infradead.org>,
Daniel Vetter <daniel@ffwll.ch>, David Airlie <airlied@linux.ie>,
Pekka Paalanen <pekka.paalanen@collabora.com>,
Mario Limonciello <mario.limonciello@outlook.com>,
Mark Pearson <markpearson@lenovo.com>,
Sebastien Bacher <seb128@ubuntu.com>,
Marco Trevisan <marco.trevisan@canonical.com>,
Emil Velikov <emil.l.velikov@gmail.com>,
intel-gfx <intel-gfx@lists.freedesktop.org>,
dri-devel@lists.freedesktop.org,
platform-driver-x86@vger.kernel.org
Subject: Re: [PATCH 10/10] drm/i915: Add privacy-screen support (v3)
Date: Wed, 3 Nov 2021 16:16:21 -0700 [thread overview]
Message-ID: <CACK8Z6GPu=Y_-0rrgN-S=HUrgqn_OoU0XroxAp--N0JKZxOnEQ@mail.gmail.com> (raw)
In-Reply-To: <YWdWyTVXMA3907no@intel.com>
Hello Hans,
Thanks a lot for working on this diligently and getting almost all of
it finally merged!
On Wed, Oct 13, 2021 at 2:59 PM Ville Syrjälä
<ville.syrjala@linux.intel.com> wrote:
>
> On Tue, Oct 05, 2021 at 10:23:22PM +0200, Hans de Goede wrote:
> > Add support for eDP panels with a built-in privacy screen using the
> > new drm_privacy_screen class.
> >
> > Changes in v3:
> > - Move drm_privacy_screen_get() call to intel_ddi_init_dp_connector()
> >
> > Changes in v2:
> > - Call drm_connector_update_privacy_screen() from
> > intel_enable_ddi_dp() / intel_ddi_update_pipe_dp() instead of adding a
> > for_each_new_connector_in_state() loop to intel_atomic_commit_tail()
> > - Move the probe-deferral check to the intel_modeset_probe_defer() helper
> >
> > Signed-off-by: Hans de Goede <hdegoede@redhat.com>
> > ---
> > drivers/gpu/drm/i915/display/intel_atomic.c | 1 +
> > drivers/gpu/drm/i915/display/intel_ddi.c | 16 ++++++++++++++++
> > drivers/gpu/drm/i915/display/intel_display.c | 10 ++++++++++
> > 3 files changed, 27 insertions(+)
> >
> > diff --git a/drivers/gpu/drm/i915/display/intel_atomic.c b/drivers/gpu/drm/i915/display/intel_atomic.c
> > index b4e7ac51aa31..a62550711e98 100644
> > --- a/drivers/gpu/drm/i915/display/intel_atomic.c
> > +++ b/drivers/gpu/drm/i915/display/intel_atomic.c
> > @@ -139,6 +139,7 @@ int intel_digital_connector_atomic_check(struct drm_connector *conn,
> > new_conn_state->base.picture_aspect_ratio != old_conn_state->base.picture_aspect_ratio ||
> > new_conn_state->base.content_type != old_conn_state->base.content_type ||
> > new_conn_state->base.scaling_mode != old_conn_state->base.scaling_mode ||
> > + new_conn_state->base.privacy_screen_sw_state != old_conn_state->base.privacy_screen_sw_state ||
> > !drm_connector_atomic_hdr_metadata_equal(old_state, new_state))
> > crtc_state->mode_changed = true;
> >
> > diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
> > index 0d4cf7fa8720..272714e07cc6 100644
> > --- a/drivers/gpu/drm/i915/display/intel_ddi.c
> > +++ b/drivers/gpu/drm/i915/display/intel_ddi.c
> > @@ -25,6 +25,7 @@
> > *
> > */
> >
> > +#include <drm/drm_privacy_screen_consumer.h>
> > #include <drm/drm_scdc_helper.h>
> >
> > #include "i915_drv.h"
> > @@ -2946,6 +2947,7 @@ static void intel_enable_ddi_dp(struct intel_atomic_state *state,
> > if (port == PORT_A && DISPLAY_VER(dev_priv) < 9)
> > intel_dp_stop_link_train(intel_dp, crtc_state);
> >
> > + drm_connector_update_privacy_screen(conn_state);
> > intel_edp_backlight_on(crtc_state, conn_state);
> >
> > if (!dig_port->lspcon.active || dig_port->dp.has_hdmi_sink)
> > @@ -3161,6 +3163,7 @@ static void intel_ddi_update_pipe_dp(struct intel_atomic_state *state,
> > intel_drrs_update(intel_dp, crtc_state);
> >
> > intel_backlight_update(state, encoder, crtc_state, conn_state);
> > + drm_connector_update_privacy_screen(conn_state);
> > }
> >
> > void intel_ddi_update_pipe(struct intel_atomic_state *state,
> > @@ -3979,6 +3982,19 @@ intel_ddi_init_dp_connector(struct intel_digital_port *dig_port)
> > return NULL;
> > }
> >
> > + if (dig_port->base.type == INTEL_OUTPUT_EDP) {
>
> Connector type check would be a bit more consistent with what this is
> about I think. But there's is 1:1 correspondence with the encoder type
> for eDP so not a particularly important point.
>
> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
I see only 8 out of 10 patches in this series were applied to drm-tip.
I'm curious if there is any reason for which the last 2 patches were
not applied:
[Patch 9/10]: drm/i915: Add intel_modeset_probe_defer() helper
[Patch 10/10]: drm/i915: Add privacy-screen support (v3)
I look forward to getting them merged so that I can use them.
Thanks & Best regards,
Rajat
>
> > + struct drm_device *dev = dig_port->base.base.dev;
> > + struct drm_privacy_screen *privacy_screen;
> > +
> > + privacy_screen = drm_privacy_screen_get(dev->dev, NULL);
> > + if (!IS_ERR(privacy_screen)) {
> > + drm_connector_attach_privacy_screen_provider(&connector->base,
> > + privacy_screen);
> > + } else if (PTR_ERR(privacy_screen) != -ENODEV) {
> > + drm_warn(dev, "Error getting privacy-screen\n");
> > + }
> > + }
> > +
> > return connector;
> > }
> >
> > diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
> > index 86dbe366a907..84715a779d9d 100644
> > --- a/drivers/gpu/drm/i915/display/intel_display.c
> > +++ b/drivers/gpu/drm/i915/display/intel_display.c
> > @@ -42,6 +42,7 @@
> > #include <drm/drm_edid.h>
> > #include <drm/drm_fourcc.h>
> > #include <drm/drm_plane_helper.h>
> > +#include <drm/drm_privacy_screen_consumer.h>
> > #include <drm/drm_probe_helper.h>
> > #include <drm/drm_rect.h>
> >
> > @@ -12769,6 +12770,8 @@ void intel_modeset_driver_remove_nogem(struct drm_i915_private *i915)
> >
> > bool intel_modeset_probe_defer(struct pci_dev *pdev)
> > {
> > + struct drm_privacy_screen *privacy_screen;
> > +
> > /*
> > * apple-gmux is needed on dual GPU MacBook Pro
> > * to probe the panel if we're the inactive GPU.
> > @@ -12776,6 +12779,13 @@ bool intel_modeset_probe_defer(struct pci_dev *pdev)
> > if (vga_switcheroo_client_probe_defer(pdev))
> > return true;
> >
> > + /* If the LCD panel has a privacy-screen, wait for it */
> > + privacy_screen = drm_privacy_screen_get(&pdev->dev, NULL);
> > + if (IS_ERR(privacy_screen) && PTR_ERR(privacy_screen) == -EPROBE_DEFER)
> > + return true;
> > +
> > + drm_privacy_screen_put(privacy_screen);
> > +
> > return false;
> > }
> >
> > --
> > 2.31.1
>
> --
> Ville Syrjälä
> Intel
next prev parent reply other threads:[~2021-11-03 23:17 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-05 20:23 [PATCH 00/10] drm: Add privacy-screen class and connector properties Hans de Goede
2021-10-05 20:23 ` [PATCH 01/10] drm/connector: Add support for privacy-screen properties (v4) Hans de Goede
2021-10-05 20:23 ` [PATCH 02/10] drm: Add privacy-screen class (v4) Hans de Goede
2021-11-17 14:28 ` Rajat Jain
2021-11-17 16:39 ` Hans de Goede
2021-12-10 10:12 ` Thorsten Leemhuis
2021-12-10 10:46 ` Hans de Goede
2021-12-10 11:22 ` Thorsten Leemhuis
2021-10-05 20:23 ` [PATCH 03/10] drm/privacy-screen: Add X86 specific arch init code Hans de Goede
2021-11-17 14:13 ` Rajat Jain
2021-11-17 16:33 ` Hans de Goede
2021-10-05 20:23 ` [PATCH 04/10] drm/privacy-screen: Add notifier support (v2) Hans de Goede
2021-10-05 20:23 ` [PATCH 05/10] drm/connector: Add a drm_connector privacy-screen helper functions (v2) Hans de Goede
2021-10-05 20:23 ` [PATCH 06/10] platform/x86: thinkpad_acpi: Add hotkey_notify_extended_hotkey() helper Hans de Goede
2021-10-05 20:23 ` [PATCH 07/10] platform/x86: thinkpad_acpi: Get privacy-screen / lcdshadow ACPI handles only once Hans de Goede
2021-10-05 20:23 ` [PATCH 08/10] platform/x86: thinkpad_acpi: Register a privacy-screen device Hans de Goede
2021-10-05 20:23 ` [PATCH 09/10] drm/i915: Add intel_modeset_probe_defer() helper Hans de Goede
2021-10-05 20:23 ` [PATCH 10/10] drm/i915: Add privacy-screen support (v3) Hans de Goede
2021-10-13 21:59 ` Ville Syrjälä
2021-11-03 23:16 ` Rajat Jain [this message]
2021-11-04 8:56 ` Hans de Goede
2021-11-17 13:59 ` Rajat Jain
2021-11-17 16:18 ` Hans de Goede
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