From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: Douglas Anderson <dianders@chromium.org>
Cc: Andrzej Hajda <a.hajda@samsung.com>,
Neil Armstrong <narmstrong@baylibre.com>,
Jonas Karlman <jonas@kwiboo.se>,
Jernej Skrabec <jernej.skrabec@siol.net>,
Sam Ravnborg <sam@ravnborg.org>,
Linus W <linus.walleij@linaro.org>,
Bjorn Andersson <bjorn.andersson@linaro.org>,
robdclark@chromium.org, Stephen Boyd <swboyd@chromium.org>,
Steev Klimaszewski <steev@kali.org>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
linux-arm-msm@vger.kernel.org,
Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>,
Daniel Vetter <daniel@ffwll.ch>, David Airlie <airlied@linux.ie>,
Robert Foss <robert.foss@linaro.org>,
dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 07/12] drm/bridge: ti-sn65dsi86: Remove extra call: drm_connector_update_edid_property()
Date: Mon, 5 Apr 2021 04:01:53 +0300 [thread overview]
Message-ID: <YGphgcESWsozCi1y@pendragon.ideasonboard.com> (raw)
In-Reply-To: <20210402152701.v3.7.Ic14a7ab8035df89e19a25ad4fbf2004f9673f167@changeid>
Hi Doug,
Thank you for the patch.
On Fri, Apr 02, 2021 at 03:28:41PM -0700, Douglas Anderson wrote:
> As of commit 5186421cbfe2 ("drm: Introduce epoch counter to
> drm_connector") the drm_get_edid() function calls
> drm_connector_update_edid_property() for us. There's no reason for us
> to call it again.
>
> Signed-off-by: Douglas Anderson <dianders@chromium.org>
> Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
This looks like a widespread issue, would you be able to send a patch to
address all the other drivers ?
> ---
>
> (no changes since v1)
>
> drivers/gpu/drm/bridge/ti-sn65dsi86.c | 11 ++++-------
> 1 file changed, 4 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
> index 51db30d573c1..6390bc58f29a 100644
> --- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c
> +++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
> @@ -270,7 +270,7 @@ static int ti_sn_bridge_connector_get_modes(struct drm_connector *connector)
> {
> struct ti_sn_bridge *pdata = connector_to_ti_sn_bridge(connector);
> struct edid *edid = pdata->edid;
> - int num, ret;
> + int num;
>
> if (!edid) {
> pm_runtime_get_sync(pdata->dev);
> @@ -279,12 +279,9 @@ static int ti_sn_bridge_connector_get_modes(struct drm_connector *connector)
> }
>
> if (edid && drm_edid_is_valid(edid)) {
> - ret = drm_connector_update_edid_property(connector, edid);
> - if (!ret) {
> - num = drm_add_edid_modes(connector, edid);
> - if (num)
> - return num;
> - }
> + num = drm_add_edid_modes(connector, edid);
> + if (num)
> + return num;
> }
>
> return drm_panel_get_modes(pdata->panel, connector);
--
Regards,
Laurent Pinchart
next prev parent reply other threads:[~2021-04-05 1:02 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-02 22:28 [PATCH v3 00/12] drm: Fix EDID reading on ti-sn65dsi86 Douglas Anderson
2021-04-02 22:28 ` [PATCH v3 01/12] drm/bridge: Fix the stop condition of drm_bridge_chain_pre_enable() Douglas Anderson
2021-04-05 0:49 ` Laurent Pinchart
2021-04-15 1:19 ` Doug Anderson
2021-04-15 1:56 ` Laurent Pinchart
2021-04-15 14:48 ` Doug Anderson
2021-04-02 22:28 ` [PATCH v3 02/12] drm/bridge: ti-sn65dsi86: Simplify refclk handling Douglas Anderson
2021-04-02 22:28 ` [PATCH v3 03/12] drm/bridge: ti-sn65dsi86: Remove incorrectly tagged kerneldoc comment Douglas Anderson
2021-04-05 0:50 ` Laurent Pinchart
2021-04-02 22:28 ` [PATCH v3 04/12] drm/bridge: ti-sn65dsi86: Reorder remove() Douglas Anderson
2021-04-05 0:52 ` Laurent Pinchart
2021-04-02 22:28 ` [PATCH v3 05/12] drm/bridge: ti-sn65dsi86: Move drm_panel_unprepare() to post_disable() Douglas Anderson
2021-04-05 0:58 ` Laurent Pinchart
2021-04-02 22:28 ` [PATCH v3 06/12] drm/bridge: ti-sn65dsi86: Get rid of the useless detect() function Douglas Anderson
2021-04-05 0:58 ` Laurent Pinchart
2021-04-02 22:28 ` [PATCH v3 07/12] drm/bridge: ti-sn65dsi86: Remove extra call: drm_connector_update_edid_property() Douglas Anderson
2021-04-05 1:01 ` Laurent Pinchart [this message]
2021-04-02 22:28 ` [PATCH v3 08/12] drm/bridge: ti-sn65dsi86: Power things properly for reading the EDID Douglas Anderson
2021-04-02 22:28 ` [PATCH v3 09/12] drm/bridge: ti-sn65dsi86: Fail aux transfers right away if not powered Douglas Anderson
2021-04-02 22:28 ` [PATCH v3 10/12] drm/bridge: ti-sn65dsi86: Read the EDID only if refclk was provided Douglas Anderson
2021-04-05 1:04 ` Laurent Pinchart
2021-04-02 22:28 ` [PATCH v3 11/12] drm/bridge: ti-sn65dsi86: Print an error if we fallback to panel modes Douglas Anderson
2021-04-05 1:04 ` Laurent Pinchart
2021-04-02 22:28 ` [PATCH v3 12/12] drm/panel: panel-simple: Use runtime pm to avoid excessive unprepare / prepare Douglas Anderson
2021-04-15 0:58 ` Laurent Pinchart
2021-04-15 1:22 ` Doug Anderson
2021-04-15 1:30 ` Laurent Pinchart
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