diff options
| -rw-r--r-- | drivers/media/dvb/frontends/drxk_hard.c | 34 |
1 files changed, 20 insertions, 14 deletions
diff --git a/drivers/media/dvb/frontends/drxk_hard.c b/drivers/media/dvb/frontends/drxk_hard.c index 4cb8d1e83fb..5b3a17ce3d1 100644 --- a/drivers/media/dvb/frontends/drxk_hard.c +++ b/drivers/media/dvb/frontends/drxk_hard.c @@ -308,16 +308,22 @@ static u32 Log10Times100(u32 x) /* I2C **********************************************************************/ /****************************************************************************/ -static int i2c_read1(struct i2c_adapter *adapter, u8 adr, u8 *val) +static int drxk_i2c_transfer(struct drxk_state *state, struct i2c_msg *msgs, + unsigned len) +{ + return i2c_transfer(state->i2c, msgs, len); +} + +static int i2c_read1(struct drxk_state *state, u8 adr, u8 *val) { struct i2c_msg msgs[1] = { {.addr = adr, .flags = I2C_M_RD, .buf = val, .len = 1} }; - return i2c_transfer(adapter, msgs, 1); + return drxk_i2c_transfer(state, msgs, 1); } -static int i2c_write(struct i2c_adapter *adap, u8 adr, u8 *data, int len) +static int i2c_write(struct drxk_state *state, u8 adr, u8 *data, int len) { int status; struct i2c_msg msg = { @@ -330,7 +336,7 @@ static int i2c_write(struct i2c_adapter *adap, u8 adr, u8 *data, int len) printk(KERN_CONT " %02x", data[i]); printk(KERN_CONT "\n"); } - status = i2c_transfer(adap, &msg, 1); + status = drxk_i2c_transfer(state, &msg, 1); if (status >= 0 && status != 1) status = -EIO; @@ -340,7 +346,7 @@ static int i2c_write(struct i2c_adapter *adap, u8 adr, u8 *data, int len) return status; } -static int i2c_read(struct i2c_adapter *adap, +static int i2c_read(struct drxk_state *state, u8 adr, u8 *msg, int len, u8 *answ, int alen) { int status; @@ -351,7 +357,7 @@ static int i2c_read(struct i2c_adapter *adap, .buf = answ, .len = alen} }; - status = i2c_transfer(adap, msgs, 2); + status = drxk_i2c_transfer(state, msgs, 2); if (status != 2) { if (debug > 2) printk(KERN_CONT ": ERROR!\n"); @@ -394,7 +400,7 @@ static int read16_flags(struct drxk_state *state, u32 reg, u16 *data, u8 flags) len = 2; } dprintk(2, "(0x%08x, 0x%02x)\n", reg, flags); - status = i2c_read(state->i2c, adr, mm1, len, mm2, 2); + status = i2c_read(state, adr, mm1, len, mm2, 2); if (status < 0) return status; if (data) @@ -428,7 +434,7 @@ static int read32_flags(struct drxk_state *state, u32 reg, u32 *data, u8 flags) len = 2; } dprintk(2, "(0x%08x, 0x%02x)\n", reg, flags); - status = i2c_read(state->i2c, adr, mm1, len, mm2, 4); + status = i2c_read(state, adr, mm1, len, mm2, 4); if (status < 0) return status; if (data) @@ -464,7 +470,7 @@ static int write16_flags(struct drxk_state *state, u32 reg, u16 data, u8 flags) mm[len + 1] = (data >> 8) & 0xff; dprintk(2, "(0x%08x, 0x%04x, 0x%02x)\n", reg, data, flags); - return i2c_write(state->i2c, adr, mm, len + 2); + return i2c_write(state, adr, mm, len + 2); } static int write16(struct drxk_state *state, u32 reg, u16 data) @@ -495,7 +501,7 @@ static int write32_flags(struct drxk_state *state, u32 reg, u32 data, u8 flags) mm[len + 3] = (data >> 24) & 0xff; dprintk(2, "(0x%08x, 0x%08x, 0x%02x)\n", reg, data, flags); - return i2c_write(state->i2c, adr, mm, len + 4); + return i2c_write(state, adr, mm, len + 4); } static int write32(struct drxk_state *state, u32 reg, u32 data) @@ -542,7 +548,7 @@ static int write_block(struct drxk_state *state, u32 Address, printk(KERN_CONT " %02x", pBlock[i]); printk(KERN_CONT "\n"); } - status = i2c_write(state->i2c, state->demod_address, + status = i2c_write(state, state->demod_address, &state->Chunk[0], Chunk + AdrLength); if (status < 0) { printk(KERN_ERR "drxk: %s: i2c write error at addr 0x%02x\n", @@ -568,17 +574,17 @@ int PowerUpDevice(struct drxk_state *state) dprintk(1, "\n"); - status = i2c_read1(state->i2c, state->demod_address, &data); + status = i2c_read1(state, state->demod_address, &data); if (status < 0) { do { data = 0; - status = i2c_write(state->i2c, state->demod_address, + status = i2c_write(state, state->demod_address, &data, 1); msleep(10); retryCount++; if (status < 0) continue; - status = i2c_read1(state->i2c, state->demod_address, + status = i2c_read1(state, state->demod_address, &data); } while (status < 0 && (retryCount < DRXK_MAX_RETRIES_POWERUP)); |