search for: mic_mw

...+ * @stepping: Stepping ID. > + * @attr_group: Sysfs attribute group. > + * @sdev: Device for sysfs entries. > + * @aper: Aperture bar information. > + */ > +struct mic_device { > + char name[20]; The name can be in the struct device (it should be the same, right?) > + struct mic_mw mmio; > + struct pci_dev *pdev; Isn't this just the parent of the device? Do you really need this? > + enum mic_hw_family family; > + struct mic_hw_ops *ops; > + int id; > + enum mic_stepping stepping; > + struct attribute_group attr_group; Shouldn't this be a pointer...

...+ * @stepping: Stepping ID. > + * @attr_group: Sysfs attribute group. > + * @sdev: Device for sysfs entries. > + * @aper: Aperture bar information. > + */ > +struct mic_device { > + char name[20]; The name can be in the struct device (it should be the same, right?) > + struct mic_mw mmio; > + struct pci_dev *pdev; Isn't this just the parent of the device? Do you really need this? > + enum mic_hw_family family; > + struct mic_hw_ops *ops; > + int id; > + enum mic_stepping stepping; > + struct attribute_group attr_group; Shouldn't this be a pointer...

...OSE. See the GNU + * General Public License for more details. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Intel MIC driver. + * + */ +#ifndef __MIC_COMMON_DEVICE_H_ +#define __MIC_COMMON_DEVICE_H_ + +/** + * struct mic_mw - MIC memory window + * + * @pa: Base physical address. + * @va: Base ioremap'd virtual address. + * @len: Size of the memory window. + */ +struct mic_mw { + phys_addr_t pa; + void __iomem *va; + resource_size_t len; +}; + +#endif diff --git a/drivers/misc/mic/host/Makefile b/drivers/misc/mic/h...

...OSE. See the GNU + * General Public License for more details. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Intel MIC driver. + * + */ +#ifndef __MIC_COMMON_DEVICE_H_ +#define __MIC_COMMON_DEVICE_H_ + +/** + * struct mic_mw - MIC memory window + * + * @pa: Base physical address. + * @va: Base ioremap'd virtual address. + * @len: Size of the memory window. + */ +struct mic_mw { + phys_addr_t pa; + void __iomem *va; + resource_size_t len; +}; + +#endif diff --git a/drivers/misc/mic/host/Makefile b/drivers/misc/mic/h...

...ct codenamed: Knights Corner, and are not backward + * compatible with other Intel products. Additionally, Intel will NOT + * support the codes or instruction set in future products. + * + * Intel MIC driver. + * + */ +#ifndef __MIC_COMMON_DEVICE_H_ +#define __MIC_COMMON_DEVICE_H_ + +/** + * struct mic_mw - MIC memory window + * + * @pa: Base physical address. + * @va: Base ioremap'd virtual address. + * @len: Size of the memory window. + */ +struct mic_mw { + phys_addr_t pa; + void __iomem *va; + resource_size_t len; +}; + +/** + * mic_mmio_read() - read from an MMIO register. + * @mw: MMIO reg...

...to be written can be found in the + System.map file of the card OS. diff --git a/drivers/misc/mic/common/mic_device.h b/drivers/misc/mic/common/mic_device.h index f02262e..6440e9d 100644 --- a/drivers/misc/mic/common/mic_device.h +++ b/drivers/misc/mic/common/mic_device.h @@ -34,4 +34,11 @@ struct mic_mw { resource_size_t len; }; +/* + * Scratch pad register offsets used by the host to communicate + * device page DMA address to the card. + */ +#define MIC_DPLO_SPAD 14 +#define MIC_DPHI_SPAD 15 + #endif diff --git a/drivers/misc/mic/host/Makefile b/drivers/misc/mic/host/Makefile index 6ff5550....

ChangeLog: ========= v2 => v3: a) Patch 1 data structure cleanups, header file include cleanups, IDA interface reuse and switching to device_create_with_groups(..) as per feedback from Greg Kroah-Hartman. b) Patch 7 signal documentation, sleep workaround removal and sysfs access API cleanups as per feedback from Michael S. Tsirkin. v1 => v2: @ http://lwn.net/Articles/563131/ a)

ChangeLog: ========= v2 => v3: a) Patch 1 data structure cleanups, header file include cleanups, IDA interface reuse and switching to device_create_with_groups(..) as per feedback from Greg Kroah-Hartman. b) Patch 7 signal documentation, sleep workaround removal and sysfs access API cleanups as per feedback from Michael S. Tsirkin. v1 => v2: @ http://lwn.net/Articles/563131/ a)

ChangeLog: ========= v2 => v3: a) Patch 1 data structure cleanups, header file include cleanups, IDA interface reuse and switching to device_create_with_groups(..) as per feedback from Greg Kroah-Hartman. b) Patch 7 signal documentation, sleep workaround removal and sysfs access API cleanups as per feedback from Michael S. Tsirkin. v1 => v2: @ http://lwn.net/Articles/563131/ a)

ChangeLog: ========= v2 => v3: a) Patch 1 data structure cleanups, header file include cleanups, IDA interface reuse and switching to device_create_with_groups(..) as per feedback from Greg Kroah-Hartman. b) Patch 7 signal documentation, sleep workaround removal and sysfs access API cleanups as per feedback from Michael S. Tsirkin. v1 => v2: @ http://lwn.net/Articles/563131/ a)

ChangeLog: ========= v1 => v2: a) License wording cleanup, sysfs ABI documentation, patch 1 refactoring into 3 smaller patches and function renames, as per feedback from Greg Kroah-Hartman. b) Use VRINGH infrastructure for accessing virtio rings from the host in patch 5, as per feedback from Michael S. Tsirkin. v1: Initial post @ https://lkml.org/lkml/2013/7/24/810 Description:

ChangeLog: ========= v1 => v2: a) License wording cleanup, sysfs ABI documentation, patch 1 refactoring into 3 smaller patches and function renames, as per feedback from Greg Kroah-Hartman. b) Use VRINGH infrastructure for accessing virtio rings from the host in patch 5, as per feedback from Michael S. Tsirkin. v1: Initial post @ https://lkml.org/lkml/2013/7/24/810 Description:

An Intel MIC X100 device is a PCIe form factor add-in coprocessor card based on the Intel Many Integrated Core (MIC) architecture that runs a Linux OS. It is a PCIe endpoint in a platform and therefore implements the three required standard address spaces i.e. configuration, memory and I/O. The host OS loads a device driver as is typical for PCIe devices. The card itself runs a bootstrap after

An Intel MIC X100 device is a PCIe form factor add-in coprocessor card based on the Intel Many Integrated Core (MIC) architecture that runs a Linux OS. It is a PCIe endpoint in a platform and therefore implements the three required standard address spaces i.e. configuration, memory and I/O. The host OS loads a device driver as is typical for PCIe devices. The card itself runs a bootstrap after

...info *)mic_x100_intr_init; } /** @@ -244,7 +244,7 @@ mic_x100_read_msi_to_src_map(struct mic_device *mdev, int idx) */ static void mic_x100_program_msi_to_src_map(struct mic_device *mdev, - int idx, int offset, bool set) + int idx, int offset, bool set) { unsigned long reg; struct mic_mw *mw = &mdev->mmio; @@ -308,12 +308,12 @@ static void mic_x100_send_firmware_intr(struct mic_device *mdev) apicicr_low = (vector | (1 << 13)); mic_mmio_write(mw, mic_x100_get_apic_id(mdev), - MIC_X100_SBOX_BASE_ADDRESS + apic_icr_offset + 4); + MIC_X100_SBOX_BASE_ADDRESS...

.../uapi/linux/mic_ioctl.h > > diff --git a/drivers/misc/mic/common/mic_device.h b/drivers/misc/mic/common/mic_device.h > index 24934b1..7cdeb74 100644 > --- a/drivers/misc/mic/common/mic_device.h > +++ b/drivers/misc/mic/common/mic_device.h > @@ -78,4 +78,8 @@ mic_mmio_write(struct mic_mw *mw, u32 val, u32 offset) > #define MIC_DPLO_SPAD 14 > #define MIC_DPHI_SPAD 15 > > +/* These values are supposed to be in ext_params on an interrupt */ > +#define MIC_VIRTIO_PARAM_DEV_REMOVE 0x1 > +#define MIC_VIRTIO_PARAM_CONFIG_CHANGED 0x2 > + > #endif > diff --gi...

....h create mode 100644 include/uapi/linux/mic_ioctl.h diff --git a/drivers/misc/mic/common/mic_device.h b/drivers/misc/mic/common/mic_device.h index 24934b1..7cdeb74 100644 --- a/drivers/misc/mic/common/mic_device.h +++ b/drivers/misc/mic/common/mic_device.h @@ -78,4 +78,8 @@ mic_mmio_write(struct mic_mw *mw, u32 val, u32 offset) #define MIC_DPLO_SPAD 14 #define MIC_DPHI_SPAD 15 +/* These values are supposed to be in ext_params on an interrupt */ +#define MIC_VIRTIO_PARAM_DEV_REMOVE 0x1 +#define MIC_VIRTIO_PARAM_CONFIG_CHANGED 0x2 + #endif diff --git a/drivers/misc/mic/host/Makefile b/drivers/...

....h create mode 100644 include/uapi/linux/mic_ioctl.h diff --git a/drivers/misc/mic/common/mic_device.h b/drivers/misc/mic/common/mic_device.h index 24934b1..7cdeb74 100644 --- a/drivers/misc/mic/common/mic_device.h +++ b/drivers/misc/mic/common/mic_device.h @@ -78,4 +78,8 @@ mic_mmio_write(struct mic_mw *mw, u32 val, u32 offset) #define MIC_DPLO_SPAD 14 #define MIC_DPHI_SPAD 15 +/* These values are supposed to be in ext_params on an interrupt */ +#define MIC_VIRTIO_PARAM_DEV_REMOVE 0x1 +#define MIC_VIRTIO_PARAM_CONFIG_CHANGED 0x2 + #endif diff --git a/drivers/misc/mic/host/Makefile b/drivers/...