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[11/11] ath10k_sdio: hif start once addition

Message ID 1506793068-27445-12-git-send-email-alagusankar@silex-india.com (mailing list archive)
State Changes Requested
Delegated to: Kalle Valo
Headers show

Commit Message

silexcommon@gmail.com Sept. 30, 2017, 5:37 p.m. UTC 
From: Alagu Sankar <alagusankar@silex-india.com>

sdio hif interface uses the start_once optimization to avoid unnecessary
firmware downloading. simulate hif_stop in sdio as core_stop does not
handle this due to start_once optimization.

Signed-off-by: Alagu Sankar <alagusankar@silex-india.com>
---
 drivers/net/wireless/ath/ath10k/sdio.c | 6 ++++++
 1 file changed, 6 insertions(+)
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Patch

diff --git a/drivers/net/wireless/ath/ath10k/sdio.c b/drivers/net/wireless/ath/ath10k/sdio.c
index 11fbf6e..c6f23a9 100644
--- a/drivers/net/wireless/ath/ath10k/sdio.c
+++ b/drivers/net/wireless/ath/ath10k/sdio.c
@@ -2255,6 +2255,12 @@  static void ath10k_sdio_remove(struct sdio_func *func)
 	cancel_work_sync(&ar_sdio->wr_async_work);
 	ath10k_core_unregister(ar);
 	ath10k_core_destroy(ar);
+
+	if (ar->is_started && ar->hw_params.start_once) {
+		ath10k_hif_stop(ar);
+		ath10k_hif_power_down(ar);
+	}
+
 	kfree(ar_sdio->dma_buffer);
 	kfree(ar_sdio->vsg_buffer);
 }