Merge tag 'scmi-fixes-6.9' of git://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux into arm/fixes

Arm SCMI fixes for v6.9

Couple of fixes to address wrong fastchannel initialization in powercap
protocol and disable seeking support for SCMI raw debugfs entries.

* tag 'scmi-fixes-6.9' of git://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux:
  firmware: arm_scmi: Make raw debugfs entries non-seekable
  firmware: arm_scmi: Fix wrong fastchannel initialization

Link: https://lore.kernel.org/r/20240404140306.450330-1-sudeep.holla@arm.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Author: arndb

drivers/firmware/arm_scmi/powercap.c

@@ -736,7 +736,7 @@ static void scmi_powercap_domain_init_fc(const struct scmi_protocol_handle *ph,
 	ph->hops->fastchannel_init(ph, POWERCAP_DESCRIBE_FASTCHANNEL,
 				   POWERCAP_PAI_GET, 4, domain,
 				   &fc[POWERCAP_FC_PAI].get_addr, NULL,
-				   &fc[POWERCAP_PAI_GET].rate_limit);
+				   &fc[POWERCAP_FC_PAI].rate_limit);
 
 	*p_fc = fc;
 }

drivers/firmware/arm_scmi/raw_mode.c

@@ -921,7 +921,7 @@ static int scmi_dbg_raw_mode_open(struct inode *inode, struct file *filp)
 	rd->raw = raw;
 	filp->private_data = rd;
 
-	return 0;
+	return nonseekable_open(inode, filp);
 }
 
 static int scmi_dbg_raw_mode_release(struct inode *inode, struct file *filp)
@@ -950,6 +950,7 @@ static const struct file_operations scmi_dbg_raw_mode_reset_fops = {
 	.open = scmi_dbg_raw_mode_open,
 	.release = scmi_dbg_raw_mode_release,
 	.write = scmi_dbg_raw_mode_reset_write,
+	.llseek = no_llseek,
 	.owner = THIS_MODULE,
 };
 
@@ -959,6 +960,7 @@ static const struct file_operations scmi_dbg_raw_mode_message_fops = {
 	.read = scmi_dbg_raw_mode_message_read,
 	.write = scmi_dbg_raw_mode_message_write,
 	.poll = scmi_dbg_raw_mode_message_poll,
+	.llseek = no_llseek,
 	.owner = THIS_MODULE,
 };
 
@@ -975,6 +977,7 @@ static const struct file_operations scmi_dbg_raw_mode_message_async_fops = {
 	.read = scmi_dbg_raw_mode_message_read,
 	.write = scmi_dbg_raw_mode_message_async_write,
 	.poll = scmi_dbg_raw_mode_message_poll,
+	.llseek = no_llseek,
 	.owner = THIS_MODULE,
 };
 
@@ -998,6 +1001,7 @@ static const struct file_operations scmi_dbg_raw_mode_notification_fops = {
 	.release = scmi_dbg_raw_mode_release,
 	.read = scmi_test_dbg_raw_mode_notif_read,
 	.poll = scmi_test_dbg_raw_mode_notif_poll,
+	.llseek = no_llseek,
 	.owner = THIS_MODULE,
 };
 
@@ -1021,6 +1025,7 @@ static const struct file_operations scmi_dbg_raw_mode_errors_fops = {
 	.release = scmi_dbg_raw_mode_release,
 	.read = scmi_test_dbg_raw_mode_errors_read,
 	.poll = scmi_test_dbg_raw_mode_errors_poll,
+	.llseek = no_llseek,
 	.owner = THIS_MODULE,
 };