From f31d0008cef0df52d1a2662ef56a24bdd88b0105 Mon Sep 17 00:00:00 2001 From: Greg Kroah-Hartman Date: Tue, 4 May 2010 16:07:03 -0700 Subject: [PATCH] Staging: comedi: cb_pcidas64.c: fix sparse warnings This fixes a bunch of iomem and other sparse warnings. Cc: Ian Abbott Cc: Frank Mori Hess Signed-off-by: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/cb_pcidas64.c | 54 ++++++++++++++-------------- 1 file changed, 28 insertions(+), 26 deletions(-) diff --git a/drivers/staging/comedi/drivers/cb_pcidas64.c b/drivers/staging/comedi/drivers/cb_pcidas64.c index 0d9e92e..3443fc1 100644 --- a/drivers/staging/comedi/drivers/cb_pcidas64.c +++ b/drivers/staging/comedi/drivers/cb_pcidas64.c @@ -1101,9 +1101,9 @@ struct pcidas64_private { resource_size_t main_phys_iobase; resource_size_t dio_counter_phys_iobase; /* base addresses (ioremapped) */ - void *plx9080_iobase; - void *main_iobase; - void *dio_counter_iobase; + void __iomem *plx9080_iobase; + void __iomem *main_iobase; + void __iomem *dio_counter_iobase; /* local address (used by dma controller) */ uint32_t local0_iobase; uint32_t local1_iobase; @@ -1183,8 +1183,8 @@ static int ao_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, static irqreturn_t handle_interrupt(int irq, void *d); static int ai_cancel(struct comedi_device *dev, struct comedi_subdevice *s); static int ao_cancel(struct comedi_device *dev, struct comedi_subdevice *s); -static int dio_callback(int dir, int port, int data, unsigned long arg); -static int dio_callback_4020(int dir, int port, int data, unsigned long arg); +static int dio_callback(int dir, int port, int data, void __iomem *base); +static int dio_callback_4020(int dir, int port, int data, void __iomem *base); static int di_rbits(struct comedi_device *dev, struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data); static int do_wbits(struct comedi_device *dev, struct comedi_subdevice *s, @@ -1316,7 +1316,7 @@ static inline int ao_cmd_is_supported(const struct pcidas64_board *board) static void init_plx9080(struct comedi_device *dev) { uint32_t bits; - void *plx_iobase = priv(dev)->plx9080_iobase; + void __iomem *plx_iobase = priv(dev)->plx9080_iobase; priv(dev)->plx_control_bits = readl(priv(dev)->plx9080_iobase + PLX_CONTROL_REG); @@ -1406,7 +1406,7 @@ static void init_plx9080(struct comedi_device *dev) static int setup_subdevices(struct comedi_device *dev) { struct comedi_subdevice *s; - void *dio_8255_iobase; + void __iomem *dio_8255_iobase; int i; if (alloc_subdevices(dev, 10) < 0) @@ -1432,7 +1432,6 @@ static int setup_subdevices(struct comedi_device *dev) s->do_cmdtest = ai_cmdtest; s->cancel = ai_cancel; if (board(dev)->layout == LAYOUT_4020) { - unsigned int i; uint8_t data; /* set adc to read from inputs (not internal calibration sources) */ priv(dev)->i2c_cal_range_bits = adc_src_4020_bits(4); @@ -1614,7 +1613,7 @@ static void init_stc_registers(struct comedi_device *dev) disable_ai_pacing(dev); }; -int alloc_and_init_dma_members(struct comedi_device *dev) +static int alloc_and_init_dma_members(struct comedi_device *dev) { int i; @@ -1877,12 +1876,12 @@ static int detach(struct comedi_device *dev) if (priv(dev)->hw_dev) { if (priv(dev)->plx9080_iobase) { disable_plx_interrupts(dev); - iounmap((void *)priv(dev)->plx9080_iobase); + iounmap(priv(dev)->plx9080_iobase); } if (priv(dev)->main_iobase) - iounmap((void *)priv(dev)->main_iobase); + iounmap(priv(dev)->main_iobase); if (priv(dev)->dio_counter_iobase) - iounmap((void *)priv(dev)->dio_counter_iobase); + iounmap(priv(dev)->dio_counter_iobase); /* free pci dma buffers */ for (i = 0; i < ai_dma_ring_count(board(dev)); i++) { if (priv(dev)->ai_buffer[i]) @@ -2978,7 +2977,7 @@ static void drain_dma_buffers(struct comedi_device *dev, unsigned int channel) uint32_t next_transfer_addr; int j; int num_samples = 0; - void *pci_addr_reg; + void __iomem *pci_addr_reg; if (channel) pci_addr_reg = @@ -3018,8 +3017,9 @@ static void drain_dma_buffers(struct comedi_device *dev, unsigned int channel) * unused buffer) */ } -void handle_ai_interrupt(struct comedi_device *dev, unsigned short status, - unsigned int plx_status) +static void handle_ai_interrupt(struct comedi_device *dev, + unsigned short status, + unsigned int plx_status) { struct comedi_subdevice *s = dev->read_subdev; struct comedi_async *async = s->async; @@ -3229,7 +3229,7 @@ static irqreturn_t handle_interrupt(int irq, void *d) return IRQ_HANDLED; } -void abort_dma(struct comedi_device *dev, unsigned int channel) +static void abort_dma(struct comedi_device *dev, unsigned int channel) { unsigned long flags; @@ -3424,7 +3424,7 @@ static void load_ao_dma(struct comedi_device *dev, const struct comedi_cmd *cmd) { unsigned int num_bytes; unsigned int next_transfer_addr; - void *pci_addr_reg = + void __iomem *pci_addr_reg = priv(dev)->plx9080_iobase + PLX_DMA0_PCI_ADDRESS_REG; unsigned int buffer_index; @@ -3658,24 +3658,24 @@ static int ao_cancel(struct comedi_device *dev, struct comedi_subdevice *s) return 0; } -static int dio_callback(int dir, int port, int data, unsigned long iobase) +static int dio_callback(int dir, int port, int data, void __iomem *iobase) { if (dir) { - writeb(data, (void *)(iobase + port)); + writeb(data, iobase + port); DEBUG_PRINT("wrote 0x%x to port %i\n", data, port); return 0; } else { - return readb((void *)(iobase + port)); + return readb(iobase + port); } } -static int dio_callback_4020(int dir, int port, int data, unsigned long iobase) +static int dio_callback_4020(int dir, int port, int data, void __iomem *iobase) { if (dir) { - writew(data, (void *)(iobase + 2 * port)); + writew(data, iobase + 2 * port); return 0; } else { - return readw((void *)(iobase + 2 * port)); + return readw(iobase + 2 * port); } } @@ -3862,7 +3862,7 @@ static uint16_t read_eeprom(struct comedi_device *dev, uint8_t address) static const int read_command = 0x6; unsigned int bitstream = (read_command << 8) | address; unsigned int bit; - void *const plx_control_addr = + void __iomem * const plx_control_addr = priv(dev)->plx9080_iobase + PLX_CONTROL_REG; uint16_t value; static const int value_length = 16; @@ -4185,7 +4185,8 @@ static const int i2c_low_udelay = 10; static void i2c_set_sda(struct comedi_device *dev, int state) { static const int data_bit = CTL_EE_W; - void *plx_control_addr = priv(dev)->plx9080_iobase + PLX_CONTROL_REG; + void __iomem *plx_control_addr = priv(dev)->plx9080_iobase + + PLX_CONTROL_REG; if (state) { /* set data line high */ @@ -4204,7 +4205,8 @@ static void i2c_set_sda(struct comedi_device *dev, int state) static void i2c_set_scl(struct comedi_device *dev, int state) { static const int clock_bit = CTL_USERO; - void *plx_control_addr = priv(dev)->plx9080_iobase + PLX_CONTROL_REG; + void __iomem *plx_control_addr = priv(dev)->plx9080_iobase + + PLX_CONTROL_REG; if (state) { /* set clock line high */ -- 2.7.4