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 S1757797Ab2EJJPG (ORCPT ); Thu, 10 May 2012 05:15:06 -0400 Received: by mail-wg0-f44.google.com with SMTP id dr13so1110716wgb.1 for ; Thu, 10 May 2012 02:15:05 -0700 (PDT) From: Arik Nemtsov To: Cc: Luciano Coelho , Arik Nemtsov Subject: [PATCH 16/78] wl18xx: add fw_status private data Date: Thu, 10 May 2012 12:13:21 +0300 Message-Id: <1336641263-5761-17-git-send-email-arik@wizery.com> (sfid-20120510_111516_992094_1B4C1BA3) 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: The wl18xx chip passes extra information in the firmware status to the driver. Add a private data section to handle that. Signed-off-by: Luciano Coelho Signed-off-by: Arik Nemtsov --- drivers/net/wireless/ti/wl18xx/main.c | 2 +- drivers/net/wireless/ti/wl18xx/wl18xx.h | 18 ++++++++++++++++++ 2 files changed, 19 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ti/wl18xx/main.c b/drivers/net/wireless/ti/wl18xx/main.c index 7dcb832..4a5ef6e 100644 --- a/drivers/net/wireless/ti/wl18xx/main.c +++ b/drivers/net/wireless/ti/wl18xx/main.c @@ -478,7 +478,7 @@ int __devinit wl18xx_probe(struct platform_device *pdev) wl->band_rate_to_idx = wl18xx_band_rate_to_idx; wl->hw_tx_rate_tbl_size = WL18XX_CONF_HW_RXTX_RATE_MAX; wl->hw_min_ht_rate = WL18XX_CONF_HW_RXTX_RATE_MCS0; - + wl->fw_status_priv_len = sizeof(struct wl18xx_fw_status_priv); return wlcore_probe(wl, pdev); } diff --git a/drivers/net/wireless/ti/wl18xx/wl18xx.h b/drivers/net/wireless/ti/wl18xx/wl18xx.h index 58709bb..68ef5ba 100644 --- a/drivers/net/wireless/ti/wl18xx/wl18xx.h +++ b/drivers/net/wireless/ti/wl18xx/wl18xx.h @@ -30,4 +30,22 @@ struct wl18xx_priv { u8 cmd_buf[WL18XX_CMD_MAX_SIZE]; }; +#define WL18XX_FW_MAX_TX_STATUS_DESC 33 + +struct wl18xx_fw_status_priv { + /* + * Index in released_tx_desc for first byte that holds + * released tx host desc + */ + u8 fw_release_idx; + + /* + * Array of host Tx descriptors, where fw_release_idx + * indicated the first released idx. + */ + u8 released_tx_desc[WL18XX_FW_MAX_TX_STATUS_DESC]; + + u8 padding[2]; +}; + #endif /* __WL18XX_PRIV_H__ */ -- 1.7.9.5