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* vc4: Fix potential deadlock in DSI code

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* panel: Add orientation quirk for 1Netbook OneXPlayer
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Merge tag 'drm-misc-next-fixes-2022-01-21' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes

 * vc4: Fix potential deadlock in DSI code
 * panel: Add orientation quirk for 1Netbook OneXPlayer

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/Yepuhj+Ks+IyJ9Dp@linux-uq9g
This commit is contained in:
Dave Airlie 2022-01-28 14:37:30 +10:00
commit 23ecd4c135
2 changed files with 16 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/gpu/drm/drm_panel_orientation_quirks.c
View File

@ -115,6 +115,12 @@ static const struct drm_dmi_panel_orientation_data lcd1280x1920_rightside_up = {
.orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
};
static const struct drm_dmi_panel_orientation_data lcd1600x2560_leftside_up = {
.width = 1600,
.height = 2560,
.orientation = DRM_MODE_PANEL_ORIENTATION_LEFT_UP,
};
static const struct dmi_system_id orientation_data[] = {
{ /* Acer One 10 (S1003) */
.matches = {
@ -275,6 +281,12 @@ static const struct dmi_system_id orientation_data[] = {
DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Default string"),
},
.driver_data = (void *)&onegx1_pro,
}, { /* OneXPlayer */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ONE-NETBOOK TECHNOLOGY CO., LTD."),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ONE XPLAYER"),
},
.driver_data = (void *)&lcd1600x2560_leftside_up,
}, { /* Samsung GalaxyBook 10.6 */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),

14
drivers/gpu/drm/vc4/vc4_dsi.c
View File

@ -1262,7 +1262,6 @@ static int vc4_dsi_host_attach(struct mipi_dsi_host *host,
struct mipi_dsi_device *device)
{
struct vc4_dsi *dsi = host_to_dsi(host);
int ret;
dsi->lanes = device->lanes;
dsi->channel = device->channel;
@ -1297,18 +1296,15 @@ static int vc4_dsi_host_attach(struct mipi_dsi_host *host,
return 0;
}
ret = component_add(&dsi->pdev->dev, &vc4_dsi_ops);
if (ret) {
mipi_dsi_host_unregister(&dsi->dsi_host);
return ret;
}
return 0;
return component_add(&dsi->pdev->dev, &vc4_dsi_ops);
}
static int vc4_dsi_host_detach(struct mipi_dsi_host *host,
struct mipi_dsi_device *device)
{
struct vc4_dsi *dsi = host_to_dsi(host);
component_del(&dsi->pdev->dev, &vc4_dsi_ops);
return 0;
}
@ -1686,9 +1682,7 @@ static int vc4_dsi_dev_remove(struct platform_device *pdev)
struct device *dev = &pdev->dev;
struct vc4_dsi *dsi = dev_get_drvdata(dev);
component_del(&pdev->dev, &vc4_dsi_ops);
mipi_dsi_host_unregister(&dsi->dsi_host);
return 0;
}