From: Arik Nemtsov <arik@xxxxxxxxxx>
Limit SPI transmissions to the wl12xx max buffer size, as only 12xx was
tested with SPI.
This allows us to remove the global aggregation buffer constant.
Signed-off-by: Arik Nemtsov <arik@xxxxxxxxxx>
Signed-off-by: Luciano Coelho <luca@xxxxxxxxx>
---
drivers/net/wireless/ti/wlcore/spi.c | 10 ++++++++--
drivers/net/wireless/ti/wlcore/wlcore_i.h | 2 --
2 files changed, 8 insertions(+), 4 deletions(-)
diff --git a/drivers/net/wireless/ti/wlcore/spi.c b/drivers/net/wireless/ti/wlcore/spi.c
index 8da4ed2..a519bc3 100644
--- a/drivers/net/wireless/ti/wlcore/spi.c
+++ b/drivers/net/wireless/ti/wlcore/spi.c
@@ -66,7 +66,13 @@
/* HW limitation: maximum possible chunk size is 4095 bytes */
#define WSPI_MAX_CHUNK_SIZE 4092
-#define WSPI_MAX_NUM_OF_CHUNKS (WL1271_AGGR_BUFFER_SIZE / WSPI_MAX_CHUNK_SIZE)
+/*
+ * only support SPI for 12xx - this code should be reworked when 18xx
+ * support is introduced
+ */
+#define SPI_AGGR_BUFFER_SIZE (4 * PAGE_SIZE)
+
+#define WSPI_MAX_NUM_OF_CHUNKS (SPI_AGGR_BUFFER_SIZE / WSPI_MAX_CHUNK_SIZE)
struct wl12xx_spi_glue {
struct device *dev;
@@ -271,7 +277,7 @@ static int __must_check wl12xx_spi_raw_write(struct device *child, int addr,
u32 chunk_len;
int i;
- WARN_ON(len > WL1271_AGGR_BUFFER_SIZE);
+ WARN_ON(len > SPI_AGGR_BUFFER_SIZE);
spi_message_init(&m);
memset(t, 0, sizeof(t));
diff --git a/drivers/net/wireless/ti/wlcore/wlcore_i.h b/drivers/net/wireless/ti/wlcore/wlcore_i.h
index 58fbdca..a7472bf 100644
--- a/drivers/net/wireless/ti/wlcore/wlcore_i.h
+++ b/drivers/net/wireless/ti/wlcore/wlcore_i.h
@@ -83,8 +83,6 @@
#define WL1271_AP_BSS_INDEX 0
#define WL1271_AP_DEF_BEACON_EXP 20
-#define WL1271_AGGR_BUFFER_SIZE (5 * PAGE_SIZE)
-
enum wlcore_state {
WLCORE_STATE_OFF,
WLCORE_STATE_RESTARTING,
--
1.7.10.4
--
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
