[PATCH 01/41] drivers: tty: serial: dz: use dev_err() instead of printk()

Enrico Weigelt, metux IT consult info at metux.net
Sat Apr 27 22:51:42 AEST 2019


Using dev_err() instead of printk() for more consistent output.
(prints device name, etc).

Signed-off-by: Enrico Weigelt <info at metux.net>
---
 drivers/tty/serial/dz.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/tty/serial/dz.c b/drivers/tty/serial/dz.c
index 7b57e84..96e35af 100644
--- a/drivers/tty/serial/dz.c
+++ b/drivers/tty/serial/dz.c
@@ -416,7 +416,7 @@ static int dz_startup(struct uart_port *uport)
 			  IRQF_SHARED, "dz", mux);
 	if (ret) {
 		atomic_add(-1, &mux->irq_guard);
-		printk(KERN_ERR "dz: Cannot get IRQ %d!\n", dport->port.irq);
+		dev_err(uport->dev, "Cannot get IRQ %d!\n", dport->port.irq);
 		return ret;
 	}
 
@@ -680,7 +680,7 @@ static int dz_map_port(struct uart_port *uport)
 		uport->membase = ioremap_nocache(uport->mapbase,
 						 dec_kn_slot_size);
 	if (!uport->membase) {
-		printk(KERN_ERR "dz: Cannot map MMIO\n");
+		dev_err(uport->dev, "Cannot map MMIO\n");
 		return -ENOMEM;
 	}
 	return 0;
@@ -697,8 +697,8 @@ static int dz_request_port(struct uart_port *uport)
 		if (!request_mem_region(uport->mapbase, dec_kn_slot_size,
 					"dz")) {
 			atomic_add(-1, &mux->map_guard);
-			printk(KERN_ERR
-			       "dz: Unable to reserve MMIO resource\n");
+			dev_err(uport->dev,
+				"Unable to reserve MMIO resource\n");
 			return -EBUSY;
 		}
 	}
-- 
1.9.1



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