From patchwork Tue Apr 19 14:28:53 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Schmidt X-Patchwork-Id: 8880981 Return-Path: X-Original-To: patchwork-linux-wpan@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id A697E9F1C1 for ; Tue, 19 Apr 2016 14:38:27 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id C84B42026F for ; Tue, 19 Apr 2016 14:38:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E9F2E201B4 for ; Tue, 19 Apr 2016 14:38:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754794AbcDSOiQ (ORCPT ); Tue, 19 Apr 2016 10:38:16 -0400 Received: from proxima.lasnet.de ([78.47.171.185]:44713 "EHLO proxima.lasnet.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754792AbcDSOiN (ORCPT ); Tue, 19 Apr 2016 10:38:13 -0400 Received: from workmachine.Speedport_W_724V_09011603_00_023 (p200300480925EDB5EA039AFFFEF67AA4.dip0.t-ipconnect.de [IPv6:2003:48:925:edb5:ea03:9aff:fef6:7aa4]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: stefan@sostec.de) by proxima.lasnet.de (Postfix) with ESMTPSA id 6D518C3E50; Tue, 19 Apr 2016 16:29:05 +0200 (CEST) From: Stefan Schmidt To: linux-wpan@vger.kernel.org Cc: Alexander Aring , Stefan Schmidt Subject: [PATCH bluetooth-next 2/4] ieee802154: atusb: implement .set_cca_ed_level ops callback Date: Tue, 19 Apr 2016 16:28:53 +0200 Message-Id: <1461076135-31540-2-git-send-email-stefan@osg.samsung.com> X-Mailer: git-send-email 2.5.0 In-Reply-To: <1461076135-31540-1-git-send-email-stefan@osg.samsung.com> References: <1461076135-31540-1-git-send-email-stefan@osg.samsung.com> Sender: linux-wpan-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wpan@vger.kernel.org X-Spam-Status: No, score=-7.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Catching up with the stack here and implement CCA ED level setting. Signed-off-by: Stefan Schmidt --- drivers/net/ieee802154/atusb.c | 27 ++++++++++++++++++++++++++- 1 file changed, 26 insertions(+), 1 deletion(-) diff --git a/drivers/net/ieee802154/atusb.c b/drivers/net/ieee802154/atusb.c index 2d8de9f..94f8457 100644 --- a/drivers/net/ieee802154/atusb.c +++ b/drivers/net/ieee802154/atusb.c @@ -472,6 +472,26 @@ atusb_set_txpower(struct ieee802154_hw *hw, s32 mbm) return -EINVAL; } +#define ATUSB_MAX_ED_LEVELS 0xF +static const s32 atusb_ed_levels[ATUSB_MAX_ED_LEVELS + 1] = { + -9100, -8900, -8700, -8500, -8300, -8100, -7900, -7700, -7500, -7300, + -7100, -6900, -6700, -6500, -6300, -6100, +}; + +static int +atusb_set_cca_ed_level(struct ieee802154_hw *hw, s32 mbm) +{ + struct atusb *atusb = hw->priv; + u32 i; + + for (i = 0; i < hw->phy->supported.cca_ed_levels_size; i++) { + if (hw->phy->supported.cca_ed_levels[i] == mbm) + return atusb_write_subreg(atusb, SR_CCA_ED_THRES, i); + } + + return -EINVAL; +} + static int atusb_set_csma_params(struct ieee802154_hw *hw, u8 min_be, u8 max_be, u8 retries) { @@ -525,6 +545,7 @@ static struct ieee802154_ops atusb_ops = { .stop = atusb_stop, .set_hw_addr_filt = atusb_set_hw_addr_filt, .set_txpower = atusb_set_txpower, + .set_cca_ed_level = atusb_set_cca_ed_level, .set_csma_params = atusb_set_csma_params, .set_promiscuous_mode = atusb_set_promiscuous_mode, }; @@ -656,7 +677,10 @@ static int atusb_probe(struct usb_interface *interface, hw->flags = IEEE802154_HW_TX_OMIT_CKSUM | IEEE802154_HW_AFILT | IEEE802154_HW_PROMISCUOUS | IEEE802154_HW_CSMA_PARAMS; - hw->phy->flags = WPAN_PHY_FLAG_TXPOWER; + hw->phy->flags = WPAN_PHY_FLAG_TXPOWER | WPAN_PHY_FLAG_CCA_ED_LEVEL; + + hw->phy->supported.cca_ed_levels = atusb_ed_levels; + hw->phy->supported.cca_ed_levels_size = ARRAY_SIZE(atusb_ed_levels); hw->phy->current_page = 0; hw->phy->current_channel = 11; /* reset default */ @@ -665,6 +689,7 @@ static int atusb_probe(struct usb_interface *interface, hw->phy->supported.tx_powers_size = ARRAY_SIZE(atusb_powers); hw->phy->transmit_power = hw->phy->supported.tx_powers[0]; ieee802154_random_extended_addr(&hw->phy->perm_extended_addr); + hw->phy->cca_ed_level = hw->phy->supported.cca_ed_levels[7]; atusb_command(atusb, ATUSB_RF_RESET, 0); atusb_get_and_show_chip(atusb);