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Groups > linux.kernel > #1674386
| From | Wu Hao <hao.wu@intel.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v2 20/22] fpga: intel: afu add FPGA_GET_API_VERSION/CHECK_EXTENSION ioctls support |
| Date | 2017-06-26 04:10 +0200 |
| Message-ID | <tWrDs-4AX-9@gated-at.bofh.it> (permalink) |
| References | <tWrtL-4is-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
FPGA_GET_API_VERSION and FPGA_CHECK_EXTENSION ioctls are common ones which
need to be supported by all feature devices drivers including FME and AFU.
This patch implements above 2 ioctls in Intel FPGA Accelerated Function
Unit (AFU) driver.
Signed-off-by: Tim Whisonant <tim.whisonant@intel.com>
Signed-off-by: Enno Luebbers <enno.luebbers@intel.com>
Signed-off-by: Shiva Rao <shiva.rao@intel.com>
Signed-off-by: Christopher Rauer <christopher.rauer@intel.com>
Signed-off-by: Xiao Guangrong <guangrong.xiao@linux.intel.com>
Signed-off-by: Wu Hao <hao.wu@intel.com>
---
v2: rebased
---
drivers/fpga/intel-afu-main.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/drivers/fpga/intel-afu-main.c b/drivers/fpga/intel-afu-main.c
index 2a17cde..22f77f2 100644
--- a/drivers/fpga/intel-afu-main.c
+++ b/drivers/fpga/intel-afu-main.c
@@ -122,6 +122,13 @@ static int afu_release(struct inode *inode, struct file *filp)
return 0;
}
+static long afu_ioctl_check_extension(struct feature_platform_data *pdata,
+ unsigned long arg)
+{
+ /* No extension support for now */
+ return 0;
+}
+
static long afu_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
{
struct platform_device *pdev = filp->private_data;
@@ -132,6 +139,10 @@ static long afu_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
dev_dbg(&pdev->dev, "%s cmd 0x%x\n", __func__, cmd);
switch (cmd) {
+ case FPGA_GET_API_VERSION:
+ return FPGA_API_VERSION;
+ case FPGA_CHECK_EXTENSION:
+ return afu_ioctl_check_extension(pdata, arg);
default:
/*
* Let sub-feature's ioctl function to handle the cmd
--
1.8.3.1
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[PATCH v2 00/22] Intel FPGA Device Drivers Wu Hao <hao.wu@intel.com> - 2017-06-26 04:00 +0200 [PATCH v2 02/22] fpga: add FPGA device framework Wu Hao <hao.wu@intel.com> - 2017-06-26 04:00 +0200 [PATCH v2 05/22] fpga: mgr: add status for fpga-mgr Wu Hao <hao.wu@intel.com> - 2017-06-26 04:00 +0200 [PATCH v2 01/22] docs: fpga: add a document for Intel FPGA driver overview Wu Hao <hao.wu@intel.com> - 2017-06-26 04:00 +0200 [PATCH v2 04/22] fpga: mgr: add region_id to fpga_image_info Wu Hao <hao.wu@intel.com> - 2017-06-26 04:10 +0200 [PATCH v2 09/22] fpga: intel: pcie: adds fpga_for_each_port callback for fme device Wu Hao <hao.wu@intel.com> - 2017-06-26 04:10 +0200 [PATCH v2 21/22] fpga: intel: afu: add user afu sub feature support Wu Hao <hao.wu@intel.com> - 2017-06-26 04:10 +0200 [PATCH v2 20/22] fpga: intel: afu add FPGA_GET_API_VERSION/CHECK_EXTENSION ioctls support Wu Hao <hao.wu@intel.com> - 2017-06-26 04:10 +0200 [PATCH v2 11/22] fpga: intel: add FPGA Management Engine driver basic framework Wu Hao <hao.wu@intel.com> - 2017-06-26 04:10 +0200 [PATCH v2 06/22] fpga: intel: add FPGA PCIe device driver Wu Hao <hao.wu@intel.com> - 2017-06-26 04:10 +0200 [PATCH v2 12/22] fpga: intel: fme: add header sub feature support Wu Hao <hao.wu@intel.com> - 2017-06-26 04:10 +0200 [PATCH v2 19/22] fpga: intel: afu: add header sub feature support Wu Hao <hao.wu@intel.com> - 2017-06-26 04:10 +0200 [PATCH v2 15/22] fpga: intel: add fpga manager platform driver for FME Wu Hao <hao.wu@intel.com> - 2017-06-26 04:10 +0200 [PATCH v2 14/22] fpga: intel: fme: add partial reconfiguration sub feature support Wu Hao <hao.wu@intel.com> - 2017-06-26 04:10 +0200 [PATCH v2 10/22] fpga: intel: add feature device infrastructure Wu Hao <hao.wu@intel.com> - 2017-06-26 04:10 +0200 [PATCH v2 13/22] fpga: intel: fme: add FPGA_GET_API_VERSION/CHECK_EXTENSION ioctls support Wu Hao <hao.wu@intel.com> - 2017-06-26 04:10 +0200 [PATCH v2 17/22] fpga: intel: add fpga region platform driver for FME Wu Hao <hao.wu@intel.com> - 2017-06-26 04:10 +0200 [PATCH v2 07/22] fpga: intel: pcie: parse feature list and create platform device for features. Wu Hao <hao.wu@intel.com> - 2017-06-26 04:10 +0200 [PATCH v2 18/22] fpga: intel: add FPGA Accelerated Function Unit driver basic framework Wu Hao <hao.wu@intel.com> - 2017-06-26 04:10 +0200 [PATCH v2 22/22] fpga: intel: afu: add FPGA_PORT_DMA_MAP/UNMAP ioctls support Wu Hao <hao.wu@intel.com> - 2017-06-26 04:10 +0200 [PATCH v2 16/22] fpga: intel: add fpga bridge platform driver for FME Wu Hao <hao.wu@intel.com> - 2017-06-26 04:10 +0200 [PATCH v2 08/22] fpga: intel: pcie: add chardev support for feature devices Wu Hao <hao.wu@intel.com> - 2017-06-26 04:10 +0200
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