diff options
Diffstat (limited to 'recipes/linux/linux-omap-pm/dss2/0127-DSS2-DSI-increase-dsi-thread-priority.patch')
| -rw-r--r-- | recipes/linux/linux-omap-pm/dss2/0127-DSS2-DSI-increase-dsi-thread-priority.patch | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/recipes/linux/linux-omap-pm/dss2/0127-DSS2-DSI-increase-dsi-thread-priority.patch b/recipes/linux/linux-omap-pm/dss2/0127-DSS2-DSI-increase-dsi-thread-priority.patch new file mode 100644 index 0000000000..213b846c85 --- /dev/null +++ b/recipes/linux/linux-omap-pm/dss2/0127-DSS2-DSI-increase-dsi-thread-priority.patch @@ -0,0 +1,37 @@ +From e847a1241c2707453701d5b680fafbb2ce2ae1d8 Mon Sep 17 00:00:00 2001 +From: Tomi Valkeinen <tomi.valkeinen@nokia.com> +Date: Fri, 26 Jun 2009 15:22:37 +0300 +Subject: [PATCH 127/146] DSS2: DSI: increase dsi thread priority + +This should help keep the framerates up even if there's +lots of CPU load. +--- + drivers/video/omap2/dss/dsi.c | 5 +++++ + 1 files changed, 5 insertions(+), 0 deletions(-) + +diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c +index 97a67e5..d2c5b94 100644 +--- a/drivers/video/omap2/dss/dsi.c ++++ b/drivers/video/omap2/dss/dsi.c +@@ -3418,6 +3418,9 @@ int dsi_init_display(struct omap_dss_device *dssdev) + int dsi_init(struct platform_device *pdev) + { + u32 rev; ++ struct sched_param param = { ++ .sched_priority = MAX_USER_RT_PRIO-1 ++ }; + + spin_lock_init(&dsi.errors_lock); + dsi.errors = 0; +@@ -3432,6 +3435,8 @@ int dsi_init(struct platform_device *pdev) + DSSERR("cannot create kthread\n"); + return PTR_ERR(dsi.thread); + } ++ sched_setscheduler(dsi.thread, SCHED_FIFO, ¶m); ++ + init_waitqueue_head(&dsi.waitqueue); + spin_lock_init(&dsi.update_lock); + +-- +1.6.2.4 + |