Message ID | 20230922213032.1770590-4-david.e.box@linux.intel.com (mailing list archive) |
---|---|
State | Changes Requested, archived |
Headers | show |
Series | intel_pmc: Add telemetry API to read counters | expand |
On Fri, 22 Sep 2023, David E. Box wrote: > The PMT header is passed to several functions. Instead, store the header in > struct intel_pmt_entry which is also passed to these functions and shorten > the argument list. This simplifies the calls in preparation for later > changes. > > Signed-off-by: David E. Box <david.e.box@linux.intel.com> > --- > drivers/platform/x86/intel/pmt/class.c | 8 +++----- > drivers/platform/x86/intel/pmt/class.h | 16 ++++++++-------- > drivers/platform/x86/intel/pmt/crashlog.c | 2 +- > drivers/platform/x86/intel/pmt/telemetry.c | 2 +- > 4 files changed, 13 insertions(+), 15 deletions(-) > > diff --git a/drivers/platform/x86/intel/pmt/class.c b/drivers/platform/x86/intel/pmt/class.c > index 32608baaa56c..142a24e3727d 100644 > --- a/drivers/platform/x86/intel/pmt/class.c > +++ b/drivers/platform/x86/intel/pmt/class.c > @@ -159,12 +159,12 @@ static struct class intel_pmt_class = { > }; > > static int intel_pmt_populate_entry(struct intel_pmt_entry *entry, > - struct intel_pmt_header *header, > struct intel_vsec_device *ivdev, > struct resource *disc_res) > { > struct pci_dev *pci_dev = ivdev->pcidev; > struct device *dev = &ivdev->auxdev.dev; > + struct intel_pmt_header *header = &entry->header; > u8 bir; > > /* > @@ -313,7 +313,6 @@ int intel_pmt_dev_create(struct intel_pmt_entry *entry, struct intel_pmt_namespa > struct intel_vsec_device *intel_vsec_dev, int idx) > { > struct device *dev = &intel_vsec_dev->auxdev.dev; > - struct intel_pmt_header header; > struct resource *disc_res; > int ret; > > @@ -323,16 +322,15 @@ int intel_pmt_dev_create(struct intel_pmt_entry *entry, struct intel_pmt_namespa > if (IS_ERR(entry->disc_table)) > return PTR_ERR(entry->disc_table); > > - ret = ns->pmt_header_decode(entry, &header, dev); > + ret = ns->pmt_header_decode(entry, dev); > if (ret) > return ret; > > - ret = intel_pmt_populate_entry(entry, &header, intel_vsec_dev, disc_res); > + ret = intel_pmt_populate_entry(entry, intel_vsec_dev, disc_res); > if (ret) > return ret; > > return intel_pmt_dev_register(entry, ns, dev); > - > } > EXPORT_SYMBOL_NS_GPL(intel_pmt_dev_create, INTEL_PMT); > > diff --git a/drivers/platform/x86/intel/pmt/class.h b/drivers/platform/x86/intel/pmt/class.h > index db11d58867ce..e477a19f6700 100644 > --- a/drivers/platform/x86/intel/pmt/class.h > +++ b/drivers/platform/x86/intel/pmt/class.h > @@ -18,7 +18,15 @@ > #define GET_BIR(v) ((v) & GENMASK(2, 0)) > #define GET_ADDRESS(v) ((v) & GENMASK(31, 3)) > > +struct intel_pmt_header { > + u32 base_offset; > + u32 size; > + u32 guid; > + u8 access_type; > +}; > + > struct intel_pmt_entry { > + struct intel_pmt_header header; > struct bin_attribute pmt_bin_attr; > struct kobject *kobj; > void __iomem *disc_table; > @@ -29,19 +37,11 @@ struct intel_pmt_entry { > int devid; > }; > > -struct intel_pmt_header { > - u32 base_offset; > - u32 size; > - u32 guid; > - u8 access_type; > -}; > - > struct intel_pmt_namespace { > const char *name; > struct xarray *xa; > const struct attribute_group *attr_grp; > int (*pmt_header_decode)(struct intel_pmt_entry *entry, > - struct intel_pmt_header *header, > struct device *dev); > }; > > diff --git a/drivers/platform/x86/intel/pmt/crashlog.c b/drivers/platform/x86/intel/pmt/crashlog.c > index bbb3d61d09f4..4014c02cafdb 100644 > --- a/drivers/platform/x86/intel/pmt/crashlog.c > +++ b/drivers/platform/x86/intel/pmt/crashlog.c > @@ -223,10 +223,10 @@ static const struct attribute_group pmt_crashlog_group = { > }; > > static int pmt_crashlog_header_decode(struct intel_pmt_entry *entry, > - struct intel_pmt_header *header, > struct device *dev) > { > void __iomem *disc_table = entry->disc_table; > + struct intel_pmt_header *header = &entry->header; > struct crashlog_entry *crashlog; > > if (!pmt_crashlog_supported(entry)) > diff --git a/drivers/platform/x86/intel/pmt/telemetry.c b/drivers/platform/x86/intel/pmt/telemetry.c > index 39cbc87cc28a..f86080e8bebd 100644 > --- a/drivers/platform/x86/intel/pmt/telemetry.c > +++ b/drivers/platform/x86/intel/pmt/telemetry.c > @@ -58,10 +58,10 @@ static bool pmt_telem_region_overlaps(struct intel_pmt_entry *entry, > } > > static int pmt_telem_header_decode(struct intel_pmt_entry *entry, > - struct intel_pmt_header *header, > struct device *dev) > { > void __iomem *disc_table = entry->disc_table; > + struct intel_pmt_header *header = &entry->header; > > if (pmt_telem_region_overlaps(entry, dev)) > return 1; > Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
diff --git a/drivers/platform/x86/intel/pmt/class.c b/drivers/platform/x86/intel/pmt/class.c index 32608baaa56c..142a24e3727d 100644 --- a/drivers/platform/x86/intel/pmt/class.c +++ b/drivers/platform/x86/intel/pmt/class.c @@ -159,12 +159,12 @@ static struct class intel_pmt_class = { }; static int intel_pmt_populate_entry(struct intel_pmt_entry *entry, - struct intel_pmt_header *header, struct intel_vsec_device *ivdev, struct resource *disc_res) { struct pci_dev *pci_dev = ivdev->pcidev; struct device *dev = &ivdev->auxdev.dev; + struct intel_pmt_header *header = &entry->header; u8 bir; /* @@ -313,7 +313,6 @@ int intel_pmt_dev_create(struct intel_pmt_entry *entry, struct intel_pmt_namespa struct intel_vsec_device *intel_vsec_dev, int idx) { struct device *dev = &intel_vsec_dev->auxdev.dev; - struct intel_pmt_header header; struct resource *disc_res; int ret; @@ -323,16 +322,15 @@ int intel_pmt_dev_create(struct intel_pmt_entry *entry, struct intel_pmt_namespa if (IS_ERR(entry->disc_table)) return PTR_ERR(entry->disc_table); - ret = ns->pmt_header_decode(entry, &header, dev); + ret = ns->pmt_header_decode(entry, dev); if (ret) return ret; - ret = intel_pmt_populate_entry(entry, &header, intel_vsec_dev, disc_res); + ret = intel_pmt_populate_entry(entry, intel_vsec_dev, disc_res); if (ret) return ret; return intel_pmt_dev_register(entry, ns, dev); - } EXPORT_SYMBOL_NS_GPL(intel_pmt_dev_create, INTEL_PMT); diff --git a/drivers/platform/x86/intel/pmt/class.h b/drivers/platform/x86/intel/pmt/class.h index db11d58867ce..e477a19f6700 100644 --- a/drivers/platform/x86/intel/pmt/class.h +++ b/drivers/platform/x86/intel/pmt/class.h @@ -18,7 +18,15 @@ #define GET_BIR(v) ((v) & GENMASK(2, 0)) #define GET_ADDRESS(v) ((v) & GENMASK(31, 3)) +struct intel_pmt_header { + u32 base_offset; + u32 size; + u32 guid; + u8 access_type; +}; + struct intel_pmt_entry { + struct intel_pmt_header header; struct bin_attribute pmt_bin_attr; struct kobject *kobj; void __iomem *disc_table; @@ -29,19 +37,11 @@ struct intel_pmt_entry { int devid; }; -struct intel_pmt_header { - u32 base_offset; - u32 size; - u32 guid; - u8 access_type; -}; - struct intel_pmt_namespace { const char *name; struct xarray *xa; const struct attribute_group *attr_grp; int (*pmt_header_decode)(struct intel_pmt_entry *entry, - struct intel_pmt_header *header, struct device *dev); }; diff --git a/drivers/platform/x86/intel/pmt/crashlog.c b/drivers/platform/x86/intel/pmt/crashlog.c index bbb3d61d09f4..4014c02cafdb 100644 --- a/drivers/platform/x86/intel/pmt/crashlog.c +++ b/drivers/platform/x86/intel/pmt/crashlog.c @@ -223,10 +223,10 @@ static const struct attribute_group pmt_crashlog_group = { }; static int pmt_crashlog_header_decode(struct intel_pmt_entry *entry, - struct intel_pmt_header *header, struct device *dev) { void __iomem *disc_table = entry->disc_table; + struct intel_pmt_header *header = &entry->header; struct crashlog_entry *crashlog; if (!pmt_crashlog_supported(entry)) diff --git a/drivers/platform/x86/intel/pmt/telemetry.c b/drivers/platform/x86/intel/pmt/telemetry.c index 39cbc87cc28a..f86080e8bebd 100644 --- a/drivers/platform/x86/intel/pmt/telemetry.c +++ b/drivers/platform/x86/intel/pmt/telemetry.c @@ -58,10 +58,10 @@ static bool pmt_telem_region_overlaps(struct intel_pmt_entry *entry, } static int pmt_telem_header_decode(struct intel_pmt_entry *entry, - struct intel_pmt_header *header, struct device *dev) { void __iomem *disc_table = entry->disc_table; + struct intel_pmt_header *header = &entry->header; if (pmt_telem_region_overlaps(entry, dev)) return 1;
The PMT header is passed to several functions. Instead, store the header in struct intel_pmt_entry which is also passed to these functions and shorten the argument list. This simplifies the calls in preparation for later changes. Signed-off-by: David E. Box <david.e.box@linux.intel.com> --- drivers/platform/x86/intel/pmt/class.c | 8 +++----- drivers/platform/x86/intel/pmt/class.h | 16 ++++++++-------- drivers/platform/x86/intel/pmt/crashlog.c | 2 +- drivers/platform/x86/intel/pmt/telemetry.c | 2 +- 4 files changed, 13 insertions(+), 15 deletions(-)