[PATCH 3/7] vga_switcheroo: Use pr_*() instead of printk()

From: Thierry Reding
Date: Fri May 08 2015 - 06:51:25 EST


From: Thierry Reding <treding@xxxxxxxxxx>

This silences a bunch of checkpatch warnings and makes the code shorter.

Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
---
drivers/gpu/vga/vga_switcheroo.c | 24 ++++++++++++------------
1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/vga/vga_switcheroo.c b/drivers/gpu/vga/vga_switcheroo.c
index 37ac7b5dbd06..0611ea8a5c49 100644
--- a/drivers/gpu/vga/vga_switcheroo.c
+++ b/drivers/gpu/vga/vga_switcheroo.c
@@ -111,7 +111,7 @@ int vga_switcheroo_register_handler(struct vga_switcheroo_handler *handler)

vgasr_priv.handler = handler;
if (vga_switcheroo_ready()) {
- printk(KERN_INFO "vga_switcheroo: enabled\n");
+ pr_info("vga_switcheroo: enabled\n");
vga_switcheroo_enable();
}
mutex_unlock(&vgasr_mutex);
@@ -155,7 +155,7 @@ static int register_client(struct pci_dev *pdev,
vgasr_priv.registered_clients++;

if (vga_switcheroo_ready()) {
- printk(KERN_INFO "vga_switcheroo: enabled\n");
+ pr_info("vga_switcheroo: enabled\n");
vga_switcheroo_enable();
}
mutex_unlock(&vgasr_mutex);
@@ -235,7 +235,7 @@ void vga_switcheroo_unregister_client(struct pci_dev *pdev)
kfree(client);
}
if (vgasr_priv.active && vgasr_priv.registered_clients < 2) {
- printk(KERN_INFO "vga_switcheroo: disabled\n");
+ pr_info("vga_switcheroo: disabled\n");
vga_switcheroo_debugfs_fini(&vgasr_priv);
vgasr_priv.active = false;
}
@@ -375,7 +375,7 @@ static bool check_can_switch(void)

list_for_each_entry(client, &vgasr_priv.clients, list) {
if (!client->ops->can_switch(client->pdev)) {
- printk(KERN_ERR "vga_switcheroo: client %x refused switch\n", client->id);
+ pr_err("vga_switcheroo: client %x refused switch\n", client->id);
return false;
}
}
@@ -484,20 +484,20 @@ vga_switcheroo_debugfs_write(struct file *filp, const char __user *ubuf,
if (can_switch) {
ret = vga_switchto_stage1(client);
if (ret)
- printk(KERN_ERR "vga_switcheroo: switching failed stage 1 %d\n", ret);
+ pr_err("vga_switcheroo: switching failed stage 1 %d\n", ret);

ret = vga_switchto_stage2(client);
if (ret)
- printk(KERN_ERR "vga_switcheroo: switching failed stage 2 %d\n", ret);
+ pr_err("vga_switcheroo: switching failed stage 2 %d\n", ret);

} else {
- printk(KERN_INFO "vga_switcheroo: setting delayed switch to client %d\n", client->id);
+ pr_info("vga_switcheroo: setting delayed switch to client %d\n", client->id);
vgasr_priv.delayed_switch_active = true;
vgasr_priv.delayed_client_id = client_id;

ret = vga_switchto_stage1(client);
if (ret)
- printk(KERN_ERR "vga_switcheroo: delayed switching stage 1 failed %d\n", ret);
+ pr_err("vga_switcheroo: delayed switching stage 1 failed %d\n", ret);
}

out:
@@ -534,14 +534,14 @@ static int vga_switcheroo_debugfs_init(struct vgasr_priv *priv)
priv->debugfs_root = debugfs_create_dir("vgaswitcheroo", NULL);

if (!priv->debugfs_root) {
- printk(KERN_ERR "vga_switcheroo: Cannot create /sys/kernel/debug/vgaswitcheroo\n");
+ pr_err("vga_switcheroo: Cannot create /sys/kernel/debug/vgaswitcheroo\n");
goto fail;
}

priv->switch_file = debugfs_create_file("switch", 0644,
priv->debugfs_root, NULL, &vga_switcheroo_debugfs_fops);
if (!priv->switch_file) {
- printk(KERN_ERR "vga_switcheroo: cannot create /sys/kernel/debug/vgaswitcheroo/switch\n");
+ pr_err("vga_switcheroo: cannot create /sys/kernel/debug/vgaswitcheroo/switch\n");
goto fail;
}
return 0;
@@ -560,7 +560,7 @@ int vga_switcheroo_process_delayed_switch(void)
if (!vgasr_priv.delayed_switch_active)
goto err;

- printk(KERN_INFO "vga_switcheroo: processing delayed switch to %d\n", vgasr_priv.delayed_client_id);
+ pr_info("vga_switcheroo: processing delayed switch to %d\n", vgasr_priv.delayed_client_id);

client = find_client_from_id(&vgasr_priv.clients,
vgasr_priv.delayed_client_id);
@@ -569,7 +569,7 @@ int vga_switcheroo_process_delayed_switch(void)

ret = vga_switchto_stage2(client);
if (ret)
- printk(KERN_ERR "vga_switcheroo: delayed switching failed stage 2 %d\n", ret);
+ pr_err("vga_switcheroo: delayed switching failed stage 2 %d\n", ret);

vgasr_priv.delayed_switch_active = false;
err = 0;
--
2.3.5

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