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[176.37.109.22]) by smtp.gmail.com with ESMTPSA id b14sm3356383ljb.74.2017.10.30.01.15.45 (version=TLS1 cipher=AES128-SHA bits=128/128); Mon, 30 Oct 2017 01:15:45 -0700 (PDT) Content-Type: text/plain; charset=utf-8; format=flowed; delsp=yes To: "Farhan Khan" Cc: freebsd-wireless@freebsd.org Subject: Re: C2H on rtwn not handled References: <96dc159c-1d56-5bea-7100-75dd117d828d@gmail.com> <9485c341-52db-5cab-b9da-25f3ecc16c13@gmail.com> Date: Mon, 30 Oct 2017 10:12:53 +0200 MIME-Version: 1.0 Content-Transfer-Encoding: Quoted-Printable From: "Andriy Voskoboinyk" Message-ID: In-Reply-To: <9485c341-52db-5cab-b9da-25f3ecc16c13@gmail.com> User-Agent: Opera Mail/12.15 (FreeBSD) X-BeenThere: freebsd-wireless@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Discussions of 802.11 stack, tools device driver development." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 30 Oct 2017 08:15:49 -0000 Mon, 30 Oct 2017 06:28:15 +0200 =D0=B1=D1=83=D0=BB=D0=BE =D0=BD=D0=B0=D0= =BF=D0=B8=D1=81=D0=B0=D0=BD=D0=BE Farhan Khan = : > Hi Andriy, > > Just to be clear, this would mean that in my sc_post_init, I should no= t = > utilize callout_reset, which utilizes r92c_handle_c2h_report, correct?= Yeah, rs_c2h_* fields are not used on RTL8188E* > This appears to be how rtl > > If so, how do I know when a C2H event arrives? (I am not too familiar = = > with C2H or how it works yet). Just check if IMR_TXCCK_88E / IMR_C2HCMD_88E bits are set in interrupt status (R88E_HIMR register, see r92ce_classify_intr() as an example). > > As always, thank you very much. > > On 10/29/2017 07:46 PM, Andriy Voskoboinyk wrote: >> Sun, 29 Oct 2017 08:34:21 +0200 =D0=B1=D1=83=D0=BB=D0=BE =D0=BD=D0=B0= =D0=BF=D0=B8=D1=81=D0=B0=D0=BD=D0=BE Farhan Khan = >> : >> Hi, >> You should not use polling for RTL8188EE - it was mainly used for >> RTL8192C* (since there is no documented way to get events from it) >> and can be enabled on RTL881(1,2)A (but just is not needed here). >> Look into rtwn/rtl8188e/r88e_rx.c - I think you can call >> r88e_ratectl_tx_complete() and/or r88e_handle_c2h_report() indirectly= >> from rtwn_pci_intr() when C2H event arrives. >> >>> Hi all, >>> >>> I am trying to extend the rtwn driver to add RTL8188EE support. I am= = >>> still getting this error whenever I enable the WiFi card: >>> >>> rtwn0: r92c_handle_c2h_task: C2H report 0 (len 0) was not handled >>> >>> From my reading of the code, it appears that the driver is trying t= o = >>> read a status-value from the card, but it fails to return a valid = >>> result. Is there something that I need to do to initialize this? If= = >>> so, what exactly? This appears to be a firmware-specific routine and= I = >>> have enabled the firmware. >>> >>> I have been on this for an extended period of time and am stuck :( >>> >>> Thank you! >>> >>> -- Farhan Khan >>> PGP Fingerprint: B28D 2726 E2BC A97E 3854 5ABE 9A9F 00BC D525 16EE >>> _______________________________________________ >>> freebsd-wireless@freebsd.org mailing list >>> https://lists.freebsd.org/mailman/listinfo/freebsd-wireless >>> To unsubscribe, send any mail to = >>> "freebsd-wireless-unsubscribe@freebsd.org"