[PATCH v4 4/9] drm/msm/hdmi: switch to atomic bridge callbacks

From: Dmitry Baryshkov
Date: Fri May 31 2024 - 16:08:20 EST


Change MSM HDMI bridge to use atomic_* callbacks in preparation to
enablign the HDMI connector support.

Acked-by: Maxime Ripard <mripard@xxxxxxxxxx>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
drivers/gpu/drm/msm/hdmi/hdmi_bridge.c | 13 +++++++++----
1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c b/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c
index 4a5b5112227f..d839c71091dc 100644
--- a/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c
+++ b/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c
@@ -126,7 +126,8 @@ static void msm_hdmi_config_avi_infoframe(struct hdmi *hdmi)
hdmi_write(hdmi, REG_HDMI_INFOFRAME_CTRL1, val);
}

-static void msm_hdmi_bridge_pre_enable(struct drm_bridge *bridge)
+static void msm_hdmi_bridge_atomic_pre_enable(struct drm_bridge *bridge,
+ struct drm_bridge_state *old_bridge_state)
{
struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge);
struct hdmi *hdmi = hdmi_bridge->hdmi;
@@ -152,7 +153,8 @@ static void msm_hdmi_bridge_pre_enable(struct drm_bridge *bridge)
msm_hdmi_hdcp_on(hdmi->hdcp_ctrl);
}

-static void msm_hdmi_bridge_post_disable(struct drm_bridge *bridge)
+static void msm_hdmi_bridge_atomic_post_disable(struct drm_bridge *bridge,
+ struct drm_bridge_state *old_bridge_state)
{
struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge);
struct hdmi *hdmi = hdmi_bridge->hdmi;
@@ -299,8 +301,11 @@ static enum drm_mode_status msm_hdmi_bridge_mode_valid(struct drm_bridge *bridge
}

static const struct drm_bridge_funcs msm_hdmi_bridge_funcs = {
- .pre_enable = msm_hdmi_bridge_pre_enable,
- .post_disable = msm_hdmi_bridge_post_disable,
+ .atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state,
+ .atomic_destroy_state = drm_atomic_helper_bridge_destroy_state,
+ .atomic_reset = drm_atomic_helper_bridge_reset,
+ .atomic_pre_enable = msm_hdmi_bridge_atomic_pre_enable,
+ .atomic_post_disable = msm_hdmi_bridge_atomic_post_disable,
.mode_set = msm_hdmi_bridge_mode_set,
.mode_valid = msm_hdmi_bridge_mode_valid,
.edid_read = msm_hdmi_bridge_edid_read,

--
2.39.2