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From: Govind Singh <govinds@codeaurora.org>
To: ath10k@lists.infradead.org
Cc: Govind Singh <govinds@codeaurora.org>, linux-wireless@vger.kernel.org
Subject: [PATCH v2 06/13] ath10k: Add hif power-up/power-down methods
Date: Fri, 23 Mar 2018 10:33:37 +0530	[thread overview]
Message-ID: <1521781424-24972-7-git-send-email-govinds@codeaurora.org> (raw)
In-Reply-To: <1521781424-24972-1-git-send-email-govinds@codeaurora.org>

Add hif power-up/power-down methods for wcn3990
target.

Signed-off-by: Govind Singh <govinds@codeaurora.org>
---
 drivers/net/wireless/ath/ath10k/snoc.c | 61 ++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)

diff --git a/drivers/net/wireless/ath/ath10k/snoc.c b/drivers/net/wireless/ath/ath10k/snoc.c
index a39eee7..9d402e4 100644
--- a/drivers/net/wireless/ath/ath10k/snoc.c
+++ b/drivers/net/wireless/ath/ath10k/snoc.c
@@ -519,6 +519,65 @@ static int ath10k_snoc_hif_start(struct ath10k *ar)
 	return 0;
 }
 
+static int ath10k_snoc_init_pipes(struct ath10k *ar)
+{
+	int i, ret;
+
+	for (i = 0; i < CE_COUNT; i++) {
+		ret = ath10k_ce_init_pipe(ar, i, &host_ce_config_wlan[i]);
+		if (ret) {
+			ath10k_err(ar, "failed to initialize copy engine pipe %d: %d\n",
+				   i, ret);
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+static int ath10k_snoc_wlan_enable(struct ath10k *ar)
+{
+	return 0;
+}
+
+static void ath10k_snoc_wlan_disable(struct ath10k *ar)
+{
+}
+
+static void ath10k_snoc_hif_power_down(struct ath10k *ar)
+{
+	ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot hif power down\n");
+
+	ath10k_snoc_wlan_disable(ar);
+}
+
+static int ath10k_snoc_hif_power_up(struct ath10k *ar)
+{
+	int ret;
+
+	ath10k_dbg(ar, ATH10K_DBG_SNOC, "%s:WCN3990 driver state = %d\n",
+		   __func__, ar->state);
+
+	ret = ath10k_snoc_wlan_enable(ar);
+	if (ret) {
+		ath10k_err(ar, "failed to enable wcn3990: %d\n", ret);
+		return ret;
+	}
+
+	ret = ath10k_snoc_init_pipes(ar);
+	if (ret) {
+		ath10k_err(ar, "failed to initialize CE: %d\n", ret);
+		goto err_wlan_enable;
+	}
+
+	return 0;
+
+err_wlan_enable:
+	ath10k_snoc_wlan_disable(ar);
+
+	return ret;
+}
+
 static const struct ath10k_hif_ops ath10k_snoc_hif_ops = {
 	.read32		= ath10k_snoc_read32,
 	.write32	= ath10k_snoc_write32,
@@ -526,6 +585,8 @@ static int ath10k_snoc_hif_start(struct ath10k *ar)
 	.stop		= ath10k_snoc_hif_stop,
 	.map_service_to_pipe	= ath10k_snoc_hif_map_service_to_pipe,
 	.get_default_pipe	= ath10k_snoc_hif_get_default_pipe,
+	.power_up		= ath10k_snoc_hif_power_up,
+	.power_down		= ath10k_snoc_hif_power_down,
 };
 
 static const struct ath10k_bus_ops ath10k_snoc_bus_ops = {
-- 
1.9.1


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  parent reply	other threads:[~2018-03-23  5:04 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-23  5:03 [PATCH v2 00/13] ***Set4: Add support of WCN3990 bus layer support *** Govind Singh
2018-03-23  5:03 ` [PATCH v2 01/13] ath10k: platform driver for WCN3990 SNOC WLAN module Govind Singh
2018-04-19 15:55   ` [v2,01/13] " Kalle Valo
2018-03-23  5:03 ` [PATCH v2 02/13] ath10k: add resource init and deinit for WCN3990 Govind Singh
2018-03-23  5:03 ` [PATCH v2 03/13] ath10k: Add hif start/stop methods for wcn3990 snoc layer Govind Singh
2018-03-23  5:03 ` [PATCH v2 04/13] ath10k: Add HTC services for WCN3990 Govind Singh
2018-03-23  5:03 ` [PATCH v2 05/13] ath10k: Map HTC services to tx/rx pipes for wcn3990 Govind Singh
2018-03-23  5:03 ` Govind Singh [this message]
2018-03-23  5:03 ` [PATCH v2 07/13] ath10k: Add hif tx methods " Govind Singh
2018-03-23  5:03 ` [PATCH v2 08/13] ath10k: Add hif rx " Govind Singh
2018-03-23  5:03 ` [PATCH v2 09/13] ath10k: Modify hif tx paddr to dma_addr_t type Govind Singh
2018-03-23  5:03 ` [PATCH v2 10/13] ath10k: Add support to get target info from hif ops Govind Singh
2018-03-23  5:03 ` [PATCH v2 11/13] ath10k: Check all CE for data if irq summary is not retained Govind Singh
2018-03-23  5:03 ` [PATCH v2 12/13] ath10k: Vote for hardware resources for WCN3990 Govind Singh
2018-03-23  5:03 ` [PATCH v2 13/13] dt: bindings: add bindings for wcn3990 wifi block Govind Singh
2018-04-10 14:25   ` [v2,13/13] " Kalle Valo

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