diff options
| author | Maxime Ripard <maxime@cerno.tech> | 2021-10-25 17:15:31 +0200 |
|---|---|---|
| committer | Maxime Ripard <maxime@cerno.tech> | 2021-10-27 22:07:58 +0200 |
| commit | 77d2a71b94e3dd2966d8c595fc6443951f1e06f4 (patch) | |
| tree | 13de4114d885f9c5f002e91dd33d57b6b08de042 | |
| parent | 6ef7ee48765fa3067858d11ecdf3acbc7c19df80 (diff) | |
| download | linux-77d2a71b94e3dd2966d8c595fc6443951f1e06f4.tar.bz2 | |
drm/bridge: sn65dsi86: Switch to devm MIPI-DSI helpers
Let's switch to the new devm MIPI-DSI function to register and attach
our secondary device. This also avoids leaking the device when we detach
the bridge.
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/20211025151536.1048186-17-maxime@cerno.tech
| -rw-r--r-- | drivers/gpu/drm/bridge/ti-sn65dsi86.c | 22 |
1 files changed, 7 insertions, 15 deletions
diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c index 430067a3071c..6ca610ddab9e 100644 --- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c +++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c @@ -709,6 +709,7 @@ static int ti_sn_bridge_attach(struct drm_bridge *bridge, struct ti_sn65dsi86 *pdata = bridge_to_ti_sn65dsi86(bridge); struct mipi_dsi_host *host; struct mipi_dsi_device *dsi; + struct device *dev = pdata->dev; const struct mipi_dsi_device_info info = { .type = "ti_sn_bridge", .channel = 0, .node = NULL, @@ -748,7 +749,7 @@ static int ti_sn_bridge_attach(struct drm_bridge *bridge, goto err_dsi_host; } - dsi = mipi_dsi_device_register_full(host, &info); + dsi = devm_mipi_dsi_device_register_full(dev, host, &info); if (IS_ERR(dsi)) { DRM_ERROR("failed to create dsi device\n"); ret = PTR_ERR(dsi); @@ -761,16 +762,16 @@ static int ti_sn_bridge_attach(struct drm_bridge *bridge, dsi->mode_flags = MIPI_DSI_MODE_VIDEO; /* check if continuous dsi clock is required or not */ - pm_runtime_get_sync(pdata->dev); + pm_runtime_get_sync(dev); regmap_read(pdata->regmap, SN_DPPLL_SRC_REG, &val); - pm_runtime_put_autosuspend(pdata->dev); + pm_runtime_put_autosuspend(dev); if (!(val & DPPLL_CLK_SRC_DSICLK)) dsi->mode_flags |= MIPI_DSI_CLOCK_NON_CONTINUOUS; - ret = mipi_dsi_attach(dsi); + ret = devm_mipi_dsi_attach(dev, dsi); if (ret < 0) { DRM_ERROR("failed to attach dsi to host\n"); - goto err_dsi_attach; + goto err_dsi_host; } pdata->dsi = dsi; @@ -781,14 +782,10 @@ static int ti_sn_bridge_attach(struct drm_bridge *bridge, ret = drm_bridge_attach(bridge->encoder, pdata->next_bridge, &pdata->bridge, flags); if (ret < 0) - goto err_dsi_detach; + goto err_dsi_host; return 0; -err_dsi_detach: - mipi_dsi_detach(dsi); -err_dsi_attach: - mipi_dsi_device_unregister(dsi); err_dsi_host: drm_connector_cleanup(&pdata->connector); err_conn_init: @@ -1284,11 +1281,6 @@ static void ti_sn_bridge_remove(struct auxiliary_device *adev) if (!pdata) return; - if (pdata->dsi) { - mipi_dsi_detach(pdata->dsi); - mipi_dsi_device_unregister(pdata->dsi); - } - drm_bridge_remove(&pdata->bridge); of_node_put(pdata->host_node); |