diff options
| author |   Ayushi Makhija <quic_amakhija@quicinc.com> | 2025-05-05 15:12:42 +0530 |
|---|---|---|
| committer |   Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com> | 2025-05-05 17:23:33 +0300 |
| commit | ca8a78cdceb48ad3b753f836068611265840ef22 (patch) | |
| tree | 108b04189487b3bcd5254c9b7f2e97653a591184 | |
| parent | drivers: gpu: drm: panel: Add BOE TD4320 (diff) | |
| download | wireguard-linux-ca8a78cdceb48ad3b753f836068611265840ef22.tar.xz wireguard-linux-ca8a78cdceb48ad3b753f836068611265840ef22.zip | |
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 <quic_amakhija@quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20250505094245.2660750-4-quic_amakhija@quicinc.com
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
| -rw-r--r-- | drivers/gpu/drm/bridge/analogix/anx7625.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c index 8bfe477c476c..8cfae7f3c9ee 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, |