From: Ayushi Makhija Date: Mon, 5 May 2025 09:42:42 +0000 (+0530) Subject: drm/bridge: anx7625: enable HPD interrupts X-Git-Tag: v6.16-rc1~144^2~11^2~16 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=ca8a78cdceb48ad3b753f836068611265840ef22;p=thirdparty%2Flinux.git drm/bridge: anx7625: enable HPD interrupts When the device enters the suspend state, it prevents HPD interrupts from occurring. To address this, implement .hpd_enable() and .hpd_disable() callbacks functions of the drm_bridge. Signed-off-by: Ayushi Makhija Reviewed-by: Dmitry Baryshkov Link: https://lore.kernel.org/r/20250505094245.2660750-4-quic_amakhija@quicinc.com Signed-off-by: Dmitry Baryshkov --- diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c index 8bfe477c476c0..8cfae7f3c9eec 100644 --- a/drivers/gpu/drm/bridge/analogix/anx7625.c +++ b/drivers/gpu/drm/bridge/analogix/anx7625.c @@ -2475,6 +2475,22 @@ static const struct drm_edid *anx7625_bridge_edid_read(struct drm_bridge *bridge return anx7625_edid_read(ctx); } +static void anx7625_bridge_hpd_enable(struct drm_bridge *bridge) +{ + struct anx7625_data *ctx = bridge_to_anx7625(bridge); + struct device *dev = ctx->dev; + + pm_runtime_get_sync(dev); +} + +static void anx7625_bridge_hpd_disable(struct drm_bridge *bridge) +{ + struct anx7625_data *ctx = bridge_to_anx7625(bridge); + struct device *dev = ctx->dev; + + pm_runtime_put_sync(dev); +} + static const struct drm_bridge_funcs anx7625_bridge_funcs = { .attach = anx7625_bridge_attach, .detach = anx7625_bridge_detach, @@ -2488,6 +2504,8 @@ static const struct drm_bridge_funcs anx7625_bridge_funcs = { .atomic_reset = drm_atomic_helper_bridge_reset, .detect = anx7625_bridge_detect, .edid_read = anx7625_bridge_edid_read, + .hpd_enable = anx7625_bridge_hpd_enable, + .hpd_disable = anx7625_bridge_hpd_disable, }; static int anx7625_register_i2c_dummy_clients(struct anx7625_data *ctx,