From b5967860c6dae3fd64dd87371eef97e2f2e25490 Mon Sep 17 00:00:00 2001 From: Daniel Scheller Date: Wed, 23 Aug 2017 12:10:00 -0400 Subject: media: ddbridge: fix sparse warnings Fix several drivers/media/pci/ddbridge/ddbridge-core.c: warning: symbol ... was not declared. Should it be static? drivers/media/pci/ddbridge/ddbridge-core.c: warning: Using plain integer as NULL pointer drivers/media/pci/ddbridge/ddbridge-io.h: warning: cast removes address space of expression drivers/media/pci/ddbridge/ddbridge-io.h: warning: incorrect type in argument 1 (different address spaces) at multiple places. Cc: Ralph Metzler Signed-off-by: Daniel Scheller Signed-off-by: Mauro Carvalho Chehab --- drivers/media/pci/ddbridge/ddbridge-core.c | 26 +++++++++++++------------- drivers/media/pci/ddbridge/ddbridge-io.h | 12 ++++++------ 2 files changed, 19 insertions(+), 19 deletions(-) (limited to 'drivers') diff --git a/drivers/media/pci/ddbridge/ddbridge-core.c b/drivers/media/pci/ddbridge/ddbridge-core.c index 281b6739b0c1..f4bd4908acdd 100644 --- a/drivers/media/pci/ddbridge/ddbridge-core.c +++ b/drivers/media/pci/ddbridge/ddbridge-core.c @@ -69,7 +69,7 @@ MODULE_PARM_DESC(adapter_alloc, /****************************************************************************/ -DEFINE_MUTEX(redirect_lock); +static DEFINE_MUTEX(redirect_lock); struct workqueue_struct *ddb_wq; @@ -135,8 +135,8 @@ static void ddb_redirect_dma(struct ddb *dev, static int ddb_unredirect(struct ddb_port *port) { - struct ddb_input *oredi, *iredi = 0; - struct ddb_output *iredo = 0; + struct ddb_input *oredi, *iredi = NULL; + struct ddb_output *iredo = NULL; /* dev_info(port->dev->dev, * "unredirect %d.%d\n", port->dev->nr, port->nr); @@ -160,14 +160,14 @@ static int ddb_unredirect(struct ddb_port *port) ddb_redirect_dma(oredi->port->dev, oredi->dma, iredo->dma); } - port->input[0]->redo = 0; + port->input[0]->redo = NULL; ddb_set_dma_table(port->input[0]); } oredi->redi = iredi; - port->input[0]->redi = 0; + port->input[0]->redi = NULL; } - oredi->redo = 0; - port->output->redi = 0; + oredi->redo = NULL; + port->output->redi = NULL; ddb_set_dma_table(oredi); done: @@ -209,7 +209,7 @@ static int ddb_redirect(u32 i, u32 p) if (input2) { if (input->redi) { input2->redi = input->redi; - input->redi = 0; + input->redi = NULL; } else input2->redi = input; } @@ -811,11 +811,11 @@ static const struct file_operations ci_fops = { .open = ts_open, .release = ts_release, .poll = ts_poll, - .mmap = 0, + .mmap = NULL, }; static struct dvb_device dvbdev_ci = { - .priv = 0, + .priv = NULL, .readers = 1, .writers = 1, .users = 2, @@ -2053,7 +2053,7 @@ static struct dvb_ca_en50221 en_templ = { static void ci_attach(struct ddb_port *port) { - struct ddb_ci *ci = 0; + struct ddb_ci *ci = NULL; ci = kzalloc(sizeof(*ci), GFP_KERNEL); if (!ci) @@ -2206,7 +2206,7 @@ static void ci_xo2_attach(struct ddb_port *port) /****************************************************************************/ /****************************************************************************/ -struct cxd2099_cfg cxd_cfg = { +static struct cxd2099_cfg cxd_cfg = { .bitrate = 72000, .adr = 0x40, .polarity = 1, @@ -3445,7 +3445,7 @@ int ddb_device_create(struct ddb *dev) if (res) { ddb_device_attrs_del(dev); device_destroy(&ddb_class, MKDEV(ddb_major, dev->nr)); - ddbs[dev->nr] = 0; + ddbs[dev->nr] = NULL; dev->ddb_dev = ERR_PTR(-ENODEV); } else ddb_num++; diff --git a/drivers/media/pci/ddbridge/ddbridge-io.h b/drivers/media/pci/ddbridge/ddbridge-io.h index ce92e9484075..a4c6bbe09168 100644 --- a/drivers/media/pci/ddbridge/ddbridge-io.h +++ b/drivers/media/pci/ddbridge/ddbridge-io.h @@ -27,32 +27,32 @@ static inline u32 ddblreadl(struct ddb_link *link, u32 adr) { - return readl((char *) (link->dev->regs + (adr))); + return readl(link->dev->regs + adr); } static inline void ddblwritel(struct ddb_link *link, u32 val, u32 adr) { - writel(val, (char *) (link->dev->regs + (adr))); + writel(val, link->dev->regs + adr); } static inline u32 ddbreadl(struct ddb *dev, u32 adr) { - return readl((char *) (dev->regs + (adr))); + return readl(dev->regs + adr); } static inline void ddbwritel(struct ddb *dev, u32 val, u32 adr) { - writel(val, (char *) (dev->regs + (adr))); + writel(val, dev->regs + adr); } static inline void ddbcpyto(struct ddb *dev, u32 adr, void *src, long count) { - return memcpy_toio((char *) (dev->regs + adr), src, count); + return memcpy_toio(dev->regs + adr, src, count); } static inline void ddbcpyfrom(struct ddb *dev, void *dst, u32 adr, long count) { - return memcpy_fromio(dst, (char *) (dev->regs + adr), count); + return memcpy_fromio(dst, dev->regs + adr, count); } static inline u32 safe_ddbreadl(struct ddb *dev, u32 adr) -- cgit v1.2.3