From: Corey Minyard <[email protected]> Have DMI create a platform device for every IPMI device it finds.
Signed-off-by: Corey Minyard <[email protected]> Cc: Jean Delvare <[email protected]> Cc: Andy Lutomirski <[email protected]> Tested-by: Andy Lutomirski <[email protected]> --- drivers/firmware/dmi_scan.c | 55 +++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 53 insertions(+), 2 deletions(-) diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c index 16e5174..6a9598b 100644 --- a/drivers/firmware/dmi_scan.c +++ b/drivers/firmware/dmi_scan.c @@ -7,6 +7,7 @@ #include <linux/efi.h> #include <linux/bootmem.h> #include <linux/random.h> +#include <linux/platform_device.h> #include <asm/dmi.h> #include <asm/unaligned.h> @@ -783,6 +784,52 @@ static ssize_t raw_table_read(struct file *file, struct kobject *kobj, return count; } +static void __init dmi_add_platform_ipmi(struct dmi_device *dev, int *nr) +{ + struct platform_device *pdev; + struct dmi_dev_ipmi *ipmi_dev = to_dmi_dev_ipmi(dev); + int rv; + + if (!ipmi_dev->good_data) { + pr_err("dmi: Invalid IPMI data, not creating platform device"); + return; + } + + if (ipmi_dev->type == IPMI_DMI_TYPE_SSIF) + pdev = platform_device_alloc("dmi-ipmi-ssif", *nr); + else + pdev = platform_device_alloc("dmi-ipmi-si", *nr); + if (!pdev) { + pr_err("dmi: Error allocation IPMI platform device"); + return; + } + if (ipmi_dev->type == IPMI_DMI_TYPE_SSIF) + pdev->driver_override = "ipmi_ssif"; + else + pdev->driver_override = "ipmi_si"; + + pdev->dev.fwnode = &dev->fwnode; + rv = platform_device_add(pdev); + if (rv) { + dev_err(&pdev->dev, "dmi: Unable to add device: %d\n", rv); + platform_device_del(pdev); + return; + } + + (*nr)++; +} + +static void __init dmi_add_platform_devices(void) +{ + struct dmi_device *dev; + int nr_ipmi = 0; + + list_for_each_entry(dev, &dmi_devices, list) { + if (dev->type == DMI_DEV_TYPE_IPMI) + dmi_add_platform_ipmi(dev, &nr_ipmi); + } +} + static BIN_ATTR(smbios_entry_point, S_IRUSR, raw_table_read, NULL, 0); static BIN_ATTR(DMI, S_IRUSR, raw_table_read, NULL, 0); @@ -823,9 +870,13 @@ static int __init dmi_init(void) bin_attr_DMI.size = dmi_len; bin_attr_DMI.private = dmi_table; ret = sysfs_create_bin_file(tables_kobj, &bin_attr_DMI); - if (!ret) - return 0; + if (ret) + goto out_remove_bin_file; + + dmi_add_platform_devices(); + return 0; + out_remove_bin_file: sysfs_remove_bin_file(tables_kobj, &bin_attr_smbios_entry_point); err_unmap: -- 2.7.4 ------------------------------------------------------------------------------ Find and fix application performance issues faster with Applications Manager Applications Manager provides deep performance insights into multiple tiers of your business applications. It resolves application problems quickly and reduces your MTTR. Get your free trial! https://ad.doubleclick.net/ddm/clk/302982198;130105516;z _______________________________________________ Openipmi-developer mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/openipmi-developer
