[PATCH v7 06/10] ath10k: add sdio extra initializations

[Kalle Valo]

From: Erik Stromdahl <erik.stromd...@gmail.com>

Extra initializations needed by all sdio boards.
Derived from qcacld.

Signed-off-by: Erik Stromdahl <erik.stromd...@gmail.com>
Signed-off-by: Kalle Valo <kv...@qca.qualcomm.com>
---
 drivers/net/wireless/ath/ath10k/core.c |   18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/drivers/net/wireless/ath/ath10k/core.c 
b/drivers/net/wireless/ath/ath10k/core.c
index 1b4c08b5eaa9..15a9549aad07 100644
--- a/drivers/net/wireless/ath/ath10k/core.c
+++ b/drivers/net/wireless/ath/ath10k/core.c
@@ -377,6 +377,21 @@ static void ath10k_send_suspend_complete(struct ath10k *ar)
        complete(&ar->target_suspend);
 }
 
+static void ath10k_init_sdio(struct ath10k *ar)
+{
+       u32 param = 0;
+
+       ath10k_bmi_write32(ar, hi_mbox_io_block_sz, 256);
+       ath10k_bmi_write32(ar, hi_mbox_isr_yield_limit, 99);
+       ath10k_bmi_read32(ar, hi_acs_flags, &param);
+
+       param |= (HI_ACS_FLAGS_SDIO_SWAP_MAILBOX_SET |
+                 HI_ACS_FLAGS_SDIO_REDUCE_TX_COMPL_SET |
+                 HI_ACS_FLAGS_ALT_DATA_CREDIT_SIZE);
+
+       ath10k_bmi_write32(ar, hi_acs_flags, param);
+}
+
 static int ath10k_init_configure_target(struct ath10k *ar)
 {
        u32 param_host;
@@ -1941,6 +1956,9 @@ int ath10k_core_start(struct ath10k *ar, enum 
ath10k_firmware_mode mode,
        if (status)
                goto err;
 
+       if (ar->hif.bus == ATH10K_BUS_SDIO)
+               ath10k_init_sdio(ar);
+
        ar->htc.htc_ops.target_send_suspend_complete =
                ath10k_send_suspend_complete;