patches for DPDK stable branches
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From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Wei Huang <wei.huang@intel.com>,
	dev@dpdk.org, rosen.xu@intel.com, qi.z.zhang@intel.com
Cc: stable@dpdk.org, tianfei.zhang@intel.com
Subject: Re: [dpdk-stable] [dpdk-dev] [PATCH v11 3/4] raw/ifpga: add OPAE API for OpenStack Cyborg
Date: Thu, 21 Jan 2021 16:29:41 +0000
Message-ID: <316da5c8-657e-6856-7e22-7e7642188acb@intel.com> (raw)
In-Reply-To: <1611209014-4031-4-git-send-email-wei.huang@intel.com>

On 1/21/2021 6:03 AM, Wei Huang wrote:
> Cyborg is an OpenStack project that aims to provide a general purpose
> management framework for acceleration resources (i.e. various types
> of accelerators such as GPU, FPGA, NP, ODP, DPDK/SPDK and so on).
> It needs some OPAE type APIs to manage PACs (Programmable Acceleration
> Card) with Intel FPGA. Below major functions are added to meets
> Cyborg requirements.
> 1. opae_init() set up OPAE environment.
> 2. opae_cleanup() clean up OPAE environment.
> 3. opae_enumerate() searches PAC with specific FPGA.
> 4. opae_get_property() gets properties of FPGA.
> 5. opae_partial_reconfigure() perform partial configuration on FPGA.
> 6. opae_get_image_info() gets information of image file.
> 7. opae_update_flash() updates FPGA flash with specific image file.
> 8. opae_cancel_flash_update() cancel process of FPGA flash update.
> 9. opae_probe_device() manually probe specific FPGA with ifpga driver.
> 10. opae_remove_device() manually remove specific FPGA from ifpga driver.
> 11. opae_bind_driver() binds specific FPGA with specified kernel driver.
> 12. opae_unbind_driver() unbinds specific FPGA from kernel driver.
> 13. opae_reboot_device() reboots specific FPGA (do reconfiguration).
> 
> Signed-off-by: Wei Huang <wei.huang@intel.com>
> Acked-by: Tianfei Zhang <tianfei.zhang@intel.com>
> Acked-by: Rosen Xu <rosen.xu@intel.com>

<...>

> +
> +RTE_INIT(init_api_env)
> +{
> +	eal_inited = 0;
> +	opae_log_level = OPAE_LOG_ERR;
> +	opae_log_file = NULL;
> +	ifpga_rawdev_logtype = 0;
> +
> +	opae_log_info("API environment is initialized\n");
> +}
> +
> +RTE_FINI(clean_api_env)
> +{
> +	if (opae_log_file) {
> +		fclose(opae_log_file);
> +		opae_log_file = NULL;
> +	}
> +	opae_log_info("API environment is cleaned\n");
> +}
> +

There are called in constructor and destructor, which means all DPDK 
applications have this PMD compiled will run above and print some log, is this 
really what we want here?
Is there a way to limit the initialize to the PMD context, like 'probe()' etc?


  reply	other threads:[~2021-01-21 16:29 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-21  6:03 [dpdk-stable] [PATCH v11 0/4] raw/ifpga: add extra OPAE APIs Wei Huang
2021-01-21  6:03 ` [dpdk-stable] [PATCH v11 1/4] raw/ifpga: add fpga rsu function Wei Huang
2021-01-21 16:30   ` Ferruh Yigit
2021-01-22  2:18     ` Huang, Wei
2021-01-25 10:01       ` Ferruh Yigit
2021-01-25 10:33         ` Xu, Rosen
2021-01-26  1:16           ` Huang, Wei
2021-01-21  6:03 ` [dpdk-stable] [PATCH v11 2/4] raw/ifpga: add fpga property get function Wei Huang
2021-01-21  6:03 ` [dpdk-stable] [PATCH v11 3/4] raw/ifpga: add OPAE API for OpenStack Cyborg Wei Huang
2021-01-21 16:29   ` Ferruh Yigit [this message]
2021-01-22  2:43     ` [dpdk-stable] [dpdk-dev] " Huang, Wei
2021-01-25 10:07       ` Ferruh Yigit
2021-01-21 16:30   ` Ferruh Yigit
2021-01-22  3:16     ` Huang, Wei
2021-01-21 16:33   ` Ferruh Yigit
2021-01-22  3:25     ` Huang, Wei
2021-01-21  6:03 ` [dpdk-stable] [PATCH v11 4/4] examples/ifpga: add example for opae ifpga API Wei Huang
2021-01-21 16:49   ` Ferruh Yigit
2021-01-22  3:52     ` Huang, Wei
2021-01-21  7:08 ` [dpdk-stable] [PATCH v11 0/4] raw/ifpga: add extra OPAE APIs Zhang, Qi Z

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