linux-kernel - [PATCHv2 18/28] cxgb3: treat firmware data as const

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Date:	Sun, 25 May 2008 11:23:47 +0100
From:	David Woodhouse <dwmw2@...radead.org>
To:	linux-kernel@...r.kernel.org
Cc:	sam@...nborg.org, alan@...rguk.ukuu.org.uk,
	akpm@...ux-foundation.org
Subject: [PATCHv2 18/28] cxgb3: treat firmware data as const

Signed-off-by: David Woodhouse <dwmw2@...radead.org>
---
 drivers/net/cxgb3/common.h |    5 +++--
 drivers/net/cxgb3/t3_hw.c  |    7 ++++---
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/drivers/net/cxgb3/common.h b/drivers/net/cxgb3/common.h
index 579bee4..8e8ebd7 100644
--- a/drivers/net/cxgb3/common.h
+++ b/drivers/net/cxgb3/common.h
@@ -686,8 +686,9 @@ int t3_seeprom_write(struct adapter *adapter, u32 addr, __le32 data);
 int t3_seeprom_wp(struct adapter *adapter, int enable);
 int t3_get_tp_version(struct adapter *adapter, u32 *vers);
 int t3_check_tpsram_version(struct adapter *adapter, int *must_load);
-int t3_check_tpsram(struct adapter *adapter, u8 *tp_ram, unsigned int size);
-int t3_set_proto_sram(struct adapter *adap, u8 *data);
+int t3_check_tpsram(struct adapter *adapter, const u8 *tp_ram,
+		    unsigned int size);
+int t3_set_proto_sram(struct adapter *adap, const u8 *data);
 int t3_read_flash(struct adapter *adapter, unsigned int addr,
 		  unsigned int nwords, u32 *data, int byte_oriented);
 int t3_load_fw(struct adapter *adapter, const u8 * fw_data, unsigned int size);
diff --git a/drivers/net/cxgb3/t3_hw.c b/drivers/net/cxgb3/t3_hw.c
index d405a93..47d5178 100644
--- a/drivers/net/cxgb3/t3_hw.c
+++ b/drivers/net/cxgb3/t3_hw.c
@@ -923,7 +923,8 @@ int t3_check_tpsram_version(struct adapter *adapter, int *must_load)
  *	Checks if an adapter's tp sram is compatible with the driver.
  *	Returns 0 if the versions are compatible, a negative error otherwise.
  */
-int t3_check_tpsram(struct adapter *adapter, u8 *tp_sram, unsigned int size)
+int t3_check_tpsram(struct adapter *adapter, const u8 *tp_sram,
+		    unsigned int size)
 {
 	u32 csum;
 	unsigned int i;
@@ -2875,10 +2876,10 @@ static void ulp_config(struct adapter *adap, const struct tp_params *p)
  *
  *	Write the contents of the protocol SRAM.
  */
-int t3_set_proto_sram(struct adapter *adap, u8 *data)
+int t3_set_proto_sram(struct adapter *adap, const u8 *data)
 {
 	int i;
-	__be32 *buf = (__be32 *)data;
+	const __be32 *buf = (const __be32 *)data;
 
 	for (i = 0; i < PROTO_SRAM_LINES; i++) {
 		t3_write_reg(adap, A_TP_EMBED_OP_FIELD5, be32_to_cpu(*buf++));
-- 
1.5.4.5

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