drm: apple: Increase timeout for dcp_set_power_state_req to 5000ms

jannau · jannau · commit 488f839fbf54 · 2026-01-01T11:43:33.000+01:00
ossibly helps with slow wakeup on dp-altmode.

Signed-off-by: Janne Grunau &lt;j@jannau.net&gt;
diff --git a/drivers/gpu/drm/apple/iomfb_template.c b/drivers/gpu/drm/apple/iomfb_template.c
@@ -825,7 +825,7 @@ void DCP_FW_NAME(iomfb_poweron)(struct apple_dcp *dcp)
 		dcp_set_display_device(dcp, false, &handle,
 				       dcp_on_set_parameter, cookie);
 	}
-	ret = wait_for_completion_timeout(&cookie->done, msecs_to_jiffies(500));
+	ret = wait_for_completion_timeout(&cookie->done, msecs_to_jiffies(5000));
 
 	if (ret == 0)
 		dev_warn(dcp->dev, "wait for power timed out\n");

Original file line number	Diff line number	Diff line change
`@@ -825,7 +825,7 @@ void DCP_FW_NAME(iomfb_poweron)(struct apple_dcp *dcp)`
`825`	`825`	`dcp_set_display_device(dcp, false, &handle,`
`826`	`826`	`dcp_on_set_parameter, cookie);`
`827`	`827`	`}`
`828`		`- ret = wait_for_completion_timeout(&cookie->done, msecs_to_jiffies(500));`
	`828`	`+ ret = wait_for_completion_timeout(&cookie->done, msecs_to_jiffies(5000));`
`829`	`829`
`830`	`830`	`if (ret == 0)`
`831`	`831`	`dev_warn(dcp->dev, "wait for power timed out\n");`