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[PATCHv2,3/9] mwifiex: enhance SD8897 MP aggregation limits

Message ID 1426248479-28451-4-git-send-email-patila@marvell.com (mailing list archive)
State Accepted
Delegated to: Kalle Valo
Headers show

Commit Message

Avinash Patil March 13, 2015, 12:07 p.m. UTC 
SD8897 support buffers of 4K and 16 such ports can be accomodated.
So basically 64K buffer size in single aggregation is supported.

Signed-off-by: Avinash Patil <patila@marvell.com>
---
 drivers/net/wireless/mwifiex/sdio.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/net/wireless/mwifiex/sdio.h b/drivers/net/wireless/mwifiex/sdio.h
index c636944..264bc9b 100644
--- a/drivers/net/wireless/mwifiex/sdio.h
+++ b/drivers/net/wireless/mwifiex/sdio.h
@@ -67,6 +67,8 @@ 
 
 #define MWIFIEX_MP_AGGR_BUF_SIZE_16K	(16384)
 #define MWIFIEX_MP_AGGR_BUF_SIZE_32K	(32768)
+/* we leave one block of 256 bytes for DMA alignment*/
+#define MWIFIEX_MP_AGGR_BUF_SIZE_MAX    (65280)
 
 /* Misc. Config Register : Auto Re-enable interrupts */
 #define AUTO_RE_ENABLE_INT              BIT(4)
@@ -458,8 +460,8 @@  static const struct mwifiex_sdio_device mwifiex_sdio_sd8897 = {
 	.max_ports = 32,
 	.mp_agg_pkt_limit = 16,
 	.tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_4K,
-	.mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_32K,
-	.mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_32K,
+	.mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_MAX,
+	.mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_MAX,
 	.supports_sdio_new_mode = true,
 	.has_control_mask = false,
 	.can_dump_fw = true,