From 1f9f72f46aaa33f2935c6e31a5a91e75b4908ff6 Mon Sep 17 00:00:00 2001 From: Tamara Diaconita Date: Thu, 2 Mar 2017 20:43:10 +0200 Subject: [PATCH] staging: cxd2099: Remove redundant code Removed redundant code marked with #if 0 to fix the following checkpath.pl issue: CHECK: if this code is redundant consider removing it. Signed-off-by: Tamara Diaconita Reviewed-by: Daniel Baluta Signed-off-by: Greg Kroah-Hartman --- drivers/staging/media/cxd2099/cxd2099.c | 74 +------------------------ 1 file changed, 1 insertion(+), 73 deletions(-) diff --git a/drivers/staging/media/cxd2099/cxd2099.c b/drivers/staging/media/cxd2099/cxd2099.c index 2257b2fa3c7f..18186d0fa1a6 100644 --- a/drivers/staging/media/cxd2099/cxd2099.c +++ b/drivers/staging/media/cxd2099/cxd2099.c @@ -180,34 +180,6 @@ static int write_io(struct cxd *ci, u16 address, u8 val) return status; } -#if 0 -static int read_io_data(struct cxd *ci, u8 *data, u8 n) -{ - int status; - u8 addr[3] = { 2, 0, 0 }; - - status = i2c_write(ci->i2c, ci->cfg.adr, addr, 3); - if (!status) - status = i2c_read(ci->i2c, ci->cfg.adr, 3, data, n); - return 0; -} - -static int write_io_data(struct cxd *ci, u8 *data, u8 n) -{ - int status; - u8 addr[3] = {2, 0, 0}; - - status = i2c_write(ci->i2c, ci->cfg.adr, addr, 3); - if (!status) { - u8 buf[256] = {3}; - - memcpy(buf + 1, data, n); - status = i2c_write(ci->i2c, ci->cfg.adr, buf, n + 1); - } - return 0; -} -#endif - static int write_regm(struct cxd *ci, u8 reg, u8 val, u8 mask) { int status; @@ -326,12 +298,6 @@ static int init(struct cxd *ci) if (status < 0) break; -#if 0 - /* Input Mode C, BYPass Serial, TIVAL = low, MSB */ - status = write_reg(ci, 0x09, 0x4D); - if (status < 0) - break; -#endif /* TOSTRT = 8, Mode B (gated clock), falling Edge, * Serial, POL=HIGH, MSB */ @@ -429,23 +395,6 @@ static int read_attribute_mem(struct dvb_ca_en50221 *ca, int slot, int address) { struct cxd *ci = ca->data; -#if 0 - if (ci->amem_read) { - if (address <= 0 || address > 1024) - return -EIO; - return ci->amem[address]; - } - - mutex_lock(&ci->lock); - write_regm(ci, 0x06, 0x00, 0x05); - read_pccard(ci, 0, &ci->amem[0], 128); - read_pccard(ci, 128, &ci->amem[0], 128); - read_pccard(ci, 256, &ci->amem[0], 128); - read_pccard(ci, 384, &ci->amem[0], 128); - write_regm(ci, 0x06, 0x05, 0x05); - mutex_unlock(&ci->lock); - return ci->amem[address]; -#else u8 val; mutex_lock(&ci->lock); @@ -454,7 +403,6 @@ static int read_attribute_mem(struct dvb_ca_en50221 *ca, mutex_unlock(&ci->lock); /* printk(KERN_INFO "%02x:%02x\n", address,val); */ return val; -#endif } static int write_attribute_mem(struct dvb_ca_en50221 *ca, int slot, @@ -499,15 +447,6 @@ static int slot_reset(struct dvb_ca_en50221 *ca, int slot) struct cxd *ci = ca->data; mutex_lock(&ci->lock); -#if 0 - write_reg(ci, 0x00, 0x21); - write_reg(ci, 0x06, 0x1F); - write_reg(ci, 0x00, 0x31); -#else -#if 0 - write_reg(ci, 0x06, 0x1F); - write_reg(ci, 0x06, 0x2F); -#else cam_mode(ci, 0); write_reg(ci, 0x00, 0x21); write_reg(ci, 0x06, 0x1F); @@ -515,25 +454,14 @@ static int slot_reset(struct dvb_ca_en50221 *ca, int slot) write_regm(ci, 0x20, 0x80, 0x80); write_reg(ci, 0x03, 0x02); ci->ready = 0; -#endif -#endif ci->mode = -1; { int i; -#if 0 - u8 val; -#endif + for (i = 0; i < 100; i++) { usleep_range(10000, 11000); -#if 0 - read_reg(ci, 0x06, &val); - dev_info(&ci->i2c->dev, "%d:%02x\n", i, val); - if (!(val & 0x10)) - break; -#else if (ci->ready) break; -#endif } } mutex_unlock(&ci->lock); -- 2.39.5