dvb frontends: treat firmware data as const
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
This commit is contained in:
parent
99b6e4f511
commit
bc179153ae
7 changed files with 11 additions and 9 deletions
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@ -590,7 +590,8 @@ static void bcm3510_release(struct dvb_frontend* fe)
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*/
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#define BCM3510_DEFAULT_FIRMWARE "dvb-fe-bcm3510-01.fw"
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static int bcm3510_write_ram(struct bcm3510_state *st, u16 addr, u8 *b, u16 len)
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static int bcm3510_write_ram(struct bcm3510_state *st, u16 addr, const u8 *b,
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u16 len)
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{
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int ret = 0,i;
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bcm3510_register_value vH, vL,vD;
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@ -614,7 +615,7 @@ static int bcm3510_download_firmware(struct dvb_frontend* fe)
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struct bcm3510_state* st = fe->demodulator_priv;
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const struct firmware *fw;
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u16 addr,len;
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u8 *b;
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const u8 *b;
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int ret,i;
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deb_info("requesting firmware\n");
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@ -93,7 +93,8 @@ static u8 i2c_readbytes (struct nxt200x_state* state, u8 addr, u8* buf, u8 len)
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return 0;
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}
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static int nxt200x_writebytes (struct nxt200x_state* state, u8 reg, u8 *buf, u8 len)
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static int nxt200x_writebytes (struct nxt200x_state* state, u8 reg,
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const u8 *buf, u8 len)
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{
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u8 buf2 [len+1];
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int err;
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@ -69,7 +69,7 @@ struct or51211_state {
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u32 current_frequency;
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};
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static int i2c_writebytes (struct or51211_state* state, u8 reg, u8 *buf,
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static int i2c_writebytes (struct or51211_state* state, u8 reg, const u8 *buf,
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int len)
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{
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int err;
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@ -77,7 +77,7 @@ static int i2c_writebytes (struct or51211_state* state, u8 reg, u8 *buf,
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msg.addr = reg;
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msg.flags = 0;
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msg.len = len;
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msg.buf = buf;
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msg.buf = (u8 *)buf;
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if ((err = i2c_transfer (state->i2c, &msg, 1)) != 1) {
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printk(KERN_WARNING "or51211: i2c_writebytes error "
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@ -98,7 +98,7 @@ static int sp8870_readreg (struct sp8870_state* state, u16 reg)
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static int sp8870_firmware_upload (struct sp8870_state* state, const struct firmware *fw)
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{
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struct i2c_msg msg;
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char *fw_buf = fw->data;
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const char *fw_buf = fw->data;
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int fw_pos;
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u8 tx_buf[255];
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int tx_len;
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@ -140,7 +140,7 @@ static int sp887x_initial_setup (struct dvb_frontend* fe, const struct firmware
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u8 buf [BLOCKSIZE+2];
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int i;
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int fw_size = fw->size;
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unsigned char *mem = fw->data;
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const unsigned char *mem = fw->data;
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dprintk("%s\n", __func__);
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@ -233,7 +233,7 @@ static u8 tda10048_readreg(struct tda10048_state *state, u8 reg)
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}
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static int tda10048_writeregbulk(struct tda10048_state *state, u8 reg,
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u8 *data, u16 len)
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const u8 *data, u16 len)
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{
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int ret = -EREMOTEIO;
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struct i2c_msg msg;
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@ -317,7 +317,7 @@ static int tda10046h_set_bandwidth(struct tda1004x_state *state,
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}
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static int tda1004x_do_upload(struct tda1004x_state *state,
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unsigned char *mem, unsigned int len,
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const unsigned char *mem, unsigned int len,
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u8 dspCodeCounterReg, u8 dspCodeInReg)
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{
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u8 buf[65];
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