V4L/DVB (7571): mt312: Cleanup buffer variables of read/write functions

Change type of buffer variables from void* to u8* to save some casts.

Signed-off-by: Matthias Schwarzott <zzam@gentoo.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

3 files changed, 12 insertions, 6 deletions

diff --git a/drivers/media/dvb/frontends/Kconfig b/drivers/media/dvb/frontends/Kconfig
index 0209644f222a..4284a3092c14 100644
--- a/drivers/media/dvb/frontends/Kconfig
+++ b/drivers/media/dvb/frontends/Kconfig
@@ -369,6 +369,11 @@ config DVB_TUNER_XC5000
           This device is only used inside a SiP called togther with a
           demodulator for now.
 
+config DVB_TUNER_ITD1000
+        tristate "Integrant ITD1000 Zero IF tuner for DVB-S/DSS"
+        depends on DVB_CORE && I2C
+        default m if DVB_FE_CUSTOMISE
+
 comment "Miscellaneous devices"
         depends on DVB_CORE
 
diff --git a/drivers/media/dvb/frontends/Makefile b/drivers/media/dvb/frontends/Makefile
index 23304b3774b5..129367886bcc 100644
--- a/drivers/media/dvb/frontends/Makefile
+++ b/drivers/media/dvb/frontends/Makefile
@@ -52,3 +52,4 @@ obj-$(CONFIG_DVB_TUA6100) += tua6100.o
 obj-$(CONFIG_DVB_TUNER_MT2131) += mt2131.o
 obj-$(CONFIG_DVB_S5H1409) += s5h1409.o
 obj-$(CONFIG_DVB_TUNER_XC5000) += xc5000.o
+obj-$(CONFIG_DVB_TUNER_ITD1000) += itd1000.o
diff --git a/drivers/media/dvb/frontends/mt312.c b/drivers/media/dvb/frontends/mt312.c
index daca855c804a..b03a959ef2e8 100644
--- a/drivers/media/dvb/frontends/mt312.c
+++ b/drivers/media/dvb/frontends/mt312.c
@@ -58,7 +58,7 @@ static int debug;
 #define MT312_PLL_CLK           10000000UL      /* 10 MHz */
 
 static int mt312_read(struct mt312_state *state, const enum mt312_reg_addr reg,
-                      void *buf, const size_t count)
+                      u8 *buf, const size_t count)
 {
         int ret;
         struct i2c_msg msg[2];
@@ -84,7 +84,7 @@ static int mt312_read(struct mt312_state *state, const enum mt312_reg_addr reg,
                 int i;
                 dprintk("R(%d):", reg & 0x7f);
                 for (i = 0; i < count; i++)
-                        printk(" %02x", ((const u8 *) buf)[i]);
+                        printk(" %02x", buf[i]);
                 printk("\n");
         }
 
@@ -92,7 +92,7 @@ static int mt312_read(struct mt312_state *state, const enum mt312_reg_addr reg,
 }
 
 static int mt312_write(struct mt312_state *state, const enum mt312_reg_addr reg,
-                       const void *src, const size_t count)
+                       const u8 *src, const size_t count)
 {
         int ret;
         u8 buf[count + 1];
@@ -102,7 +102,7 @@ static int mt312_write(struct mt312_state *state, const enum mt312_reg_addr reg,
                 int i;
                 dprintk("W(%d):", reg & 0x7f);
                 for (i = 0; i < count; i++)
-                        printk(" %02x", ((const u8 *) src)[i]);
+                        printk(" %02x", src[i]);
                 printk("\n");
         }
 
@@ -463,7 +463,7 @@ static int mt312_read_snr(struct dvb_frontend *fe, u16 *snr)
         int ret;
         u8 buf[2];
 
-        ret = mt312_read(state, M_SNR_H, &buf, sizeof(buf));
+        ret = mt312_read(state, M_SNR_H, buf, sizeof(buf));
         if (ret < 0)
                 return ret;
 
@@ -478,7 +478,7 @@ static int mt312_read_ucblocks(struct dvb_frontend *fe, u32 *ubc)
         int ret;
         u8 buf[2];
 
-        ret = mt312_read(state, RS_UBC_H, &buf, sizeof(buf));
+        ret = mt312_read(state, RS_UBC_H, buf, sizeof(buf));
         if (ret < 0)
                 return ret;