From: Maxime Ripard <maxime@cerno.tech>
To: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Thomas Zimmermann <tzimmermann@suse.de>,
Daniel Vetter <daniel.vetter@intel.com>,
David Airlie <airlied@linux.ie>, Eric Anholt <eric@anholt.net>
Cc: dri-devel@lists.freedesktop.org,
bcm-kernel-feedback-list@broadcom.com,
linux-rpi-kernel@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
Dave Stevenson <dave.stevenson@raspberrypi.com>
Subject: Re: [PATCH v6 5/9] drm/vc4: hdmi: Create a custom connector state
Date: Thu, 10 Dec 2020 15:26:29 +0100 [thread overview]
Message-ID: <20201210142629.yyllydmegbhr3lom@gilmour> (raw)
In-Reply-To: <20201210142329.10640-6-maxime@cerno.tech>
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On Thu, Dec 10, 2020 at 03:23:25PM +0100, Maxime Ripard wrote:
> When run with a higher bpc than 8, the clock of the HDMI controller needs
> to be adjusted. Let's create a connector state that will be used at
> atomic_check and atomic_enable to compute and store the clock rate
> associated to the state.
>
> Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
> Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
> Signed-off-by: Maxime Ripard <maxime@cerno.tech>
> ---
> drivers/gpu/drm/vc4/vc4_hdmi.c | 33 ++++++++++++++++++++++++++++++---
> drivers/gpu/drm/vc4/vc4_hdmi.h | 10 ++++++++++
> 2 files changed, 40 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
> index 61039cc89d9d..8978df3f0ca4 100644
> --- a/drivers/gpu/drm/vc4/vc4_hdmi.c
> +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
> @@ -170,10 +170,37 @@ static int vc4_hdmi_connector_get_modes(struct drm_connector *connector)
>
> static void vc4_hdmi_connector_reset(struct drm_connector *connector)
> {
> - drm_atomic_helper_connector_reset(connector);
> + struct vc4_hdmi_connector_state *old_state =
> + conn_state_to_vc4_hdmi_conn_state(connector->state);
> + struct vc4_hdmi_connector_state *new_state =
> + kzalloc(sizeof(*conn_state), GFP_KERNEL);
This should be sizeof(*new_state). I'll fix it up when applying if there's no other comments
Maxime
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next prev parent reply other threads:[~2020-12-10 14:28 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-10 14:23 [PATCH v6 0/9] drm/vc4: hdmi: Support the 10/12 bit output Maxime Ripard
2020-12-10 14:23 ` [PATCH v6 1/9] drm/vc4: hvs: Align the HVS atomic hooks to the new API Maxime Ripard
2020-12-10 14:23 ` [PATCH v6 2/9] drm/vc4: Pass the atomic state to encoder hooks Maxime Ripard
2020-12-10 14:23 ` [PATCH v6 3/9] drm/vc4: hdmi: Take into account the clock doubling flag in atomic_check Maxime Ripard
2020-12-10 14:23 ` [PATCH v6 4/9] drm/vc4: hdmi: Don't access the connector state in reset if kmalloc fails Maxime Ripard
2020-12-10 14:23 ` [PATCH v6 5/9] drm/vc4: hdmi: Create a custom connector state Maxime Ripard
2020-12-10 14:26 ` Maxime Ripard [this message]
2020-12-15 11:02 ` Dave Stevenson
2020-12-10 14:23 ` [PATCH v6 6/9] drm/vc4: hdmi: Store pixel frequency in the " Maxime Ripard
2020-12-10 14:23 ` [PATCH v6 7/9] drm/vc4: hdmi: Use the connector state pixel rate for the PHY Maxime Ripard
2020-12-10 14:23 ` [PATCH v6 8/9] drm/vc4: hdmi: Limit the BCM2711 to the max without scrambling Maxime Ripard
2020-12-10 14:23 ` [PATCH v6 9/9] drm/vc4: hdmi: Enable 10/12 bpc output Maxime Ripard
2020-12-15 11:04 ` Dave Stevenson
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