The patch titled
dcdbas: export functionality for use in other drivers
has been added to the -mm tree. Its filename is
dcdbas-export-functionality-for-use-in-other-drivers.patch
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out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: dcdbas: export functionality for use in other drivers
From: Matthew Garrett <mjg59@xxxxxxxxxxxxx>
The dcdbas code allows calls to be made into the firmware on Dell systems.
Exporting this to other drivers allows them to implement Dell-specific
functionality in a safe way.
Signed-off-by: Matthew Garrett <mjg@xxxxxxxxxx>
Cc: Matt Domsch <Matt_Domsch@xxxxxxxx>
Cc: Greg KH <greg@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/firmware/dcdbas.c | 9 +++++----
drivers/firmware/dcdbas.h | 2 ++
2 files changed, 7 insertions(+), 4 deletions(-)
diff -puN drivers/firmware/dcdbas.c~dcdbas-export-functionality-for-use-in-other-drivers drivers/firmware/dcdbas.c
--- a/drivers/firmware/dcdbas.c~dcdbas-export-functionality-for-use-in-other-drivers
+++ a/drivers/firmware/dcdbas.c
@@ -255,11 +255,11 @@ static long generate_smi(void *_smi_cmd)
}
/**
- * smi_request: generate SMI request
+ * dcdbas_smi_request: generate SMI request
*
* Called with smi_data_lock.
*/
-static int smi_request(struct smi_cmd *smi_cmd)
+int dcdbas_smi_request(struct smi_cmd *smi_cmd)
{
if (smi_cmd->magic != SMI_CMD_MAGIC) {
dev_info(&dcdbas_pdev->dev, "%s: invalid magic value\n",
@@ -301,14 +301,14 @@ static ssize_t smi_request_store(struct
switch (val) {
case 2:
/* Raw SMI */
- ret = smi_request(smi_cmd);
+ ret = dcdbas_smi_request(smi_cmd);
if (!ret)
ret = count;
break;
case 1:
/* Calling Interface SMI */
smi_cmd->ebx = (u32) virt_to_phys(smi_cmd->command_buffer);
- ret = smi_request(smi_cmd);
+ ret = dcdbas_smi_request(smi_cmd);
if (!ret)
ret = count;
break;
@@ -325,6 +325,7 @@ out:
mutex_unlock(&smi_data_lock);
return ret;
}
+EXPORT_SYMBOL(dcdbas_smi_request);
/**
* host_control_smi: generate host control SMI
diff -puN drivers/firmware/dcdbas.h~dcdbas-export-functionality-for-use-in-other-drivers drivers/firmware/dcdbas.h
--- a/drivers/firmware/dcdbas.h~dcdbas-export-functionality-for-use-in-other-drivers
+++ a/drivers/firmware/dcdbas.h
@@ -101,5 +101,7 @@ struct apm_cmd {
} __attribute__ ((packed)) parameters;
} __attribute__ ((packed));
+int dcdbas_smi_request(struct smi_cmd *smi_cmd);
+
#endif /* _DCDBAS_H_ */
_
Patches currently in -mm which might be from mjg59@xxxxxxxxxxxxx are
linux-next.patch
hp-wmi-handle-rfkill_register-failure.patch
dcdbas-export-functionality-for-use-in-other-drivers.patch
misc-add-dell-laptop-driver.patch
misc-add-dell-laptop-driver-fix.patch
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