Return-path: Received: from mail-wg0-f44.google.com ([74.125.82.44]:61669 "EHLO mail-wg0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757797Ab2EJJO7 (ORCPT ); Thu, 10 May 2012 05:14:59 -0400 Received: by mail-wg0-f44.google.com with SMTP id dr13so1110716wgb.1 for ; Thu, 10 May 2012 02:14:59 -0700 (PDT) From: Arik Nemtsov To: Cc: Luciano Coelho , Arik Nemtsov Subject: [PATCH 13/78] wl18xx: implement hw op for setting blocks in hw_tx_desc Date: Thu, 10 May 2012 12:13:18 +0300 Message-Id: <1336641263-5761-14-git-send-email-arik@wizery.com> (sfid-20120510_111508_635736_82FC0304) In-Reply-To: <1336641263-5761-1-git-send-email-arik@wizery.com> References: <1336641263-5761-1-git-send-email-arik@wizery.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: Add the 18xx variant to the HW Tx descriptor union and set the 18xx specific values during Tx. Signed-off-by: Arik Nemtsov --- drivers/net/wireless/ti/wl18xx/main.c | 10 ++++++++++ drivers/net/wireless/ti/wlcore/tx.h | 14 ++++++++++++++ 2 files changed, 24 insertions(+) diff --git a/drivers/net/wireless/ti/wl18xx/main.c b/drivers/net/wireless/ti/wl18xx/main.c index 055b194..c85492e 100644 --- a/drivers/net/wireless/ti/wl18xx/main.c +++ b/drivers/net/wireless/ti/wl18xx/main.c @@ -26,6 +26,7 @@ #include "../wlcore/debug.h" #include "../wlcore/io.h" #include "../wlcore/acx.h" +#include "../wlcore/tx.h" #include "../wlcore/boot.h" #include "reg.h" @@ -312,12 +313,21 @@ static u32 wl18xx_calc_tx_blocks(struct wl1271 *wl, u32 len, u32 spare_blks) return (len + blk_size - 1) / blk_size + spare_blks; } +static void +wl18xx_set_tx_desc_blocks(struct wl1271 *wl, struct wl1271_tx_hw_descr *desc, + u32 blks, u32 spare_blks) +{ + desc->wl18xx_mem.total_mem_blocks = blks; + desc->wl18xx_mem.reserved = 0; +} + static struct wlcore_ops wl18xx_ops = { .identify_chip = wl18xx_identify_chip, .boot = wl18xx_boot, .trigger_cmd = wl18xx_trigger_cmd, .ack_event = wl18xx_ack_event, .calc_tx_blocks = wl18xx_calc_tx_blocks, + .set_tx_desc_blocks = wl18xx_set_tx_desc_blocks, }; int __devinit wl18xx_probe(struct platform_device *pdev) diff --git a/drivers/net/wireless/ti/wlcore/tx.h b/drivers/net/wireless/ti/wlcore/tx.h index 2fd6e5d..e440c31 100644 --- a/drivers/net/wireless/ti/wlcore/tx.h +++ b/drivers/net/wireless/ti/wlcore/tx.h @@ -85,6 +85,19 @@ struct wl128x_tx_mem { u8 extra_bytes; } __packed; +struct wl18xx_tx_mem { + /* + * Total number of memory blocks allocated by the host for + * this packet. + */ + u8 total_mem_blocks; + + /* + * always zero + */ + u8 reserved; +} __packed; + /* * On wl128x based devices, when TX packets are aggregated, each packet * size must be aligned to the SDIO block size. The maximum block size @@ -100,6 +113,7 @@ struct wl1271_tx_hw_descr { union { struct wl127x_tx_mem wl127x_mem; struct wl128x_tx_mem wl128x_mem; + struct wl18xx_tx_mem wl18xx_mem; } __packed; /* Device time (in us) when the packet arrived to the driver */ __le32 start_time; -- 1.7.9.5