From: Xinming Hu <huxm@xxxxxxxxxxx>
This patch increase firmware dump memory 4K each time, until
meet the demand.
Signed-off-by: Xinming Hu <huxm@xxxxxxxxxxx>
Signed-off-by: Cathy Luo <cluo@xxxxxxxxxxx>
Signed-off-by: Amitkumar Karwar <akarwar@xxxxxxxxxxx>
---
drivers/net/wireless/marvell/mwifiex/decl.h | 2 ++
drivers/net/wireless/marvell/mwifiex/pcie.c | 21 ++++++++++++++++-----
2 files changed, 18 insertions(+), 5 deletions(-)
diff --git a/drivers/net/wireless/marvell/mwifiex/decl.h b/drivers/net/wireless/marvell/mwifiex/decl.h
index c744a70..a184f9f 100644
--- a/drivers/net/wireless/marvell/mwifiex/decl.h
+++ b/drivers/net/wireless/marvell/mwifiex/decl.h
@@ -122,6 +122,8 @@
#define BLOCK_NUMBER_OFFSET 15
#define SDIO_HEADER_OFFSET 28
+#define MWIFIEX_SIZE_4K 0x4000
+
enum mwifiex_bss_type {
MWIFIEX_BSS_TYPE_STA = 0,
MWIFIEX_BSS_TYPE_UAP = 1,
diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.c b/drivers/net/wireless/marvell/mwifiex/pcie.c
index c94d31e..a62a09b 100644
--- a/drivers/net/wireless/marvell/mwifiex/pcie.c
+++ b/drivers/net/wireless/marvell/mwifiex/pcie.c
@@ -2402,7 +2402,8 @@ static void mwifiex_pcie_fw_dump(struct mwifiex_adapter *adapter)
struct pcie_service_card *card = adapter->card;
const struct mwifiex_pcie_card_reg *creg = card->pcie.reg;
unsigned int reg, reg_start, reg_end;
- u8 *dbg_ptr, *end_ptr, dump_num, idx, i, read_reg, doneflag = 0;
+ u8 *dbg_ptr, *end_ptr, *tmp_ptr, dump_num;
+ u8 idx, i, read_reg, doneflag = 0;
enum rdwr_status stat;
u32 memory_size;
int ret;
@@ -2485,11 +2486,21 @@ static void mwifiex_pcie_fw_dump(struct mwifiex_adapter *adapter)
mwifiex_read_reg_byte(adapter, reg, dbg_ptr);
if (dbg_ptr < end_ptr) {
dbg_ptr++;
- } else {
- mwifiex_dbg(adapter, ERROR,
- "Allocated buf not enough\n");
- return;
+ continue;
}
+ mwifiex_dbg(adapter, ERROR,
+ "pre-allocated buf not enough\n");
+ tmp_ptr =
+ vzalloc(memory_size + MWIFIEX_SIZE_4K);
+ if (!tmp_ptr)
+ return;
+ memcpy(tmp_ptr, entry->mem_ptr, memory_size);
+ vfree(entry->mem_ptr);
+ entry->mem_ptr = tmp_ptr;
+ tmp_ptr = NULL;
+ dbg_ptr = entry->mem_ptr + memory_size;
+ memory_size += MWIFIEX_SIZE_4K;
+ end_ptr = entry->mem_ptr + memory_size;
}
if (stat != RDWR_STATUS_DONE)
--
1.8.1.4
--
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
