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authorHelge Deller <deller@gmx.de>2023-08-27 13:54:12 +0200
committerHelge Deller <deller@gmx.de>2023-08-28 17:58:14 +0200
commite0701e7b9fb741d92b5f888cdf2caa0afdff7209 (patch)
tree5301c42f1bad71eb00a47f4ed0c0662604ea199a /arch/parisc
parentparisc: led: Rewrite LED/LCD driver to utilizize Linux LED subsystem (diff)
downloadlinux-e0701e7b9fb741d92b5f888cdf2caa0afdff7209.tar.xz
linux-e0701e7b9fb741d92b5f888cdf2caa0afdff7209.zip
parisc: chassis: Do not overwrite string on LCD display
If we send a chassis code via PDC, PDC usually overwrites the contents on the LCD display. Just call lcd_print() in this case so that the LCD/LED driver prints the last string again. Signed-off-by: Helge Deller <deller@gmx.de>
Diffstat (limited to 'arch/parisc')
-rw-r--r--arch/parisc/kernel/pdc_chassis.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/parisc/kernel/pdc_chassis.c b/arch/parisc/kernel/pdc_chassis.c
index 0a9d7008ef2a..d477d0177c2f 100644
--- a/arch/parisc/kernel/pdc_chassis.c
+++ b/arch/parisc/kernel/pdc_chassis.c
@@ -31,6 +31,7 @@
#include <asm/processor.h>
#include <asm/pdc.h>
#include <asm/pdcpat.h>
+#include <asm/led.h>
#define PDC_CHASSIS_VER "0.05"
@@ -234,6 +235,11 @@ int pdc_chassis_send_status(int message)
} else retval = -1;
#endif /* CONFIG_64BIT */
} /* if (pdc_chassis_enabled) */
+
+ /* if system has LCD display, update current string */
+ if (retval != -1 && IS_ENABLED(CONFIG_CHASSIS_LCD_LED))
+ lcd_print(NULL);
+
#endif /* CONFIG_PDC_CHASSIS */
return retval;
}