Since in nbu2ss_drv_probe() p_regs is assigned from mmio_base, which is
marked as __iomem, p_regs also should be market with __iomem.
Previously posted without any feedback, now updated according to master.
Signed-off-by: Carmeli Tamir <carmeli.ta...@gmail.com>
---
drivers/staging/emxx_udc/emxx_udc.c | 44 ++++++++++++++++++-------------------
drivers/staging/emxx_udc/emxx_udc.h | 2 +-
2 files changed, 23 insertions(+), 23 deletions(-)
diff --git a/drivers/staging/emxx_udc/emxx_udc.c
b/drivers/staging/emxx_udc/emxx_udc.c
index 94a4327..344fe80 100644
--- a/drivers/staging/emxx_udc/emxx_udc.c
+++ b/drivers/staging/emxx_udc/emxx_udc.c
@@ -60,21 +60,21 @@ static struct nbu2ss_udc udc_controller;
/*-------------------------------------------------------------------------*/
/* Read */
-static inline u32 _nbu2ss_readl(void *address)
+static inline u32 _nbu2ss_readl(void __iomem *address)
{
return __raw_readl(address);
}
/*-------------------------------------------------------------------------*/
/* Write */
-static inline void _nbu2ss_writel(void *address, u32 udata)
+static inline void _nbu2ss_writel(void __iomem *address, u32 udata)
{
__raw_writel(udata, address);
}
/*-------------------------------------------------------------------------*/
/* Set Bit */
-static inline void _nbu2ss_bitset(void *address, u32 udata)
+static inline void _nbu2ss_bitset(void __iomem *address, u32 udata)
{
u32 reg_dt = __raw_readl(address) | (udata);
@@ -83,7 +83,7 @@ static inline void _nbu2ss_bitset(void *address, u32 udata)
/*-------------------------------------------------------------------------*/
/* Clear Bit */
-static inline void _nbu2ss_bitclr(void *address, u32 udata)
+static inline void _nbu2ss_bitclr(void __iomem *address, u32 udata)
{
u32 reg_dt = __raw_readl(address) & ~(udata);
@@ -184,7 +184,7 @@ static u32 _nbu2ss_get_begin_ram_address(struct nbu2ss_udc
*udc)
u32 num, buf_type;
u32 data, last_ram_adr, use_ram_size;
- struct ep_regs *p_ep_regs;
+ struct ep_regs __iomem *p_ep_regs;
last_ram_adr = (D_RAM_SIZE_CTRL / sizeof(u32)) * 2;
use_ram_size = 0;
@@ -377,7 +377,7 @@ static void _nbu2ss_ep_dma_exit(struct nbu2ss_udc *udc,
struct nbu2ss_ep *ep)
{
u32 num;
u32 data;
- struct fc_regs *preg = udc->p_regs;
+ struct fc_regs __iomem *preg = udc->p_regs;
if (udc->vbus_active == 0)
return; /* VBUS OFF */
@@ -408,7 +408,7 @@ static void _nbu2ss_ep_dma_exit(struct nbu2ss_udc *udc,
struct nbu2ss_ep *ep)
/* Abort DMA */
static void _nbu2ss_ep_dma_abort(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep)
{
- struct fc_regs *preg = udc->p_regs;
+ struct fc_regs __iomem *preg = udc->p_regs;
_nbu2ss_bitclr(&preg->EP_DCR[ep->epnum - 1].EP_DCR1, DCR1_EPN_REQEN);
mdelay(DMA_DISABLE_TIME); /* DCR1_EPN_REQEN Clear */
@@ -426,7 +426,7 @@ static void _nbu2ss_ep_in_end(
{
u32 data;
u32 num;
- struct fc_regs *preg = udc->p_regs;
+ struct fc_regs __iomem *preg = udc->p_regs;
if (length >= sizeof(u32))
return;
@@ -817,7 +817,7 @@ static int _nbu2ss_out_dma(
u32 burst = 1;
u32 data;
int result = -EINVAL;
- struct fc_regs *preg = udc->p_regs;
+ struct fc_regs __iomem *preg = udc->p_regs;
if (req->dma_flag)
return 1; /* DMA is forwarded */
@@ -880,7 +880,7 @@ static int _nbu2ss_epn_out_pio(
union usb_reg_access temp_32;
union usb_reg_access *p_buf_32;
int result = 0;
- struct fc_regs *preg = udc->p_regs;
+ struct fc_regs __iomem *preg = udc->p_regs;
if (req->dma_flag)
return 1; /* DMA is forwarded */
@@ -964,7 +964,7 @@ static int _nbu2ss_epn_out_transfer(
u32 num;
u32 i_recv_length;
int result = 1;
- struct fc_regs *preg = udc->p_regs;
+ struct fc_regs __iomem *preg = udc->p_regs;
if (ep->epnum == 0)
return -EINVAL;
@@ -1026,7 +1026,7 @@ static int _nbu2ss_in_dma(
u32 i_write_length;
u32 data;
int result = -EINVAL;
- struct fc_regs *preg = udc->p_regs;
+ struct fc_regs __iomem *preg = udc->p_regs;
if (req->dma_flag)
return 1; /* DMA is forwarded */
@@ -1101,7 +1101,7 @@ static int _nbu2ss_epn_in_pio(
union usb_reg_access temp_32;
union usb_reg_access *p_buf_32 = NULL;
int result = 0;
- struct fc_regs *preg = udc->p_regs;
+ struct fc_regs __iomem *preg = udc->p_regs;
if (req->dma_flag)
return 1; /* DMA is forwarded */
@@ -1317,7 +1317,7 @@ static void _nbu2ss_set_endpoint_stall(
u8 num, epnum;
u32 data;
struct nbu2ss_ep *ep;
- struct fc_regs *preg = udc->p_regs;
+ struct fc_regs __iomem *preg = udc->p_regs;
if ((ep_adrs == 0) || (ep_adrs == 0x80)) {
if (bstall) {
@@ -1440,7 +1440,7 @@ static int _nbu2ss_get_ep_stall(struct nbu2ss_udc *udc,
u8 ep_adrs)
{
u8 epnum;
u32 data = 0, bit_data;
- struct fc_regs *preg = udc->p_regs;
+ struct fc_regs __iomem *preg = udc->p_regs;
epnum = ep_adrs & ~USB_ENDPOINT_DIR_MASK;
if (epnum == 0) {
@@ -1535,7 +1535,7 @@ static void _nbu2ss_epn_set_stall(
u32 regdata;
int limit_cnt = 0;
- struct fc_regs *preg = udc->p_regs;
+ struct fc_regs __iomem *preg = udc->p_regs;
if (ep->direct == USB_DIR_IN) {
for (limit_cnt = 0
@@ -1943,7 +1943,7 @@ static inline void _nbu2ss_epn_in_int(
int result = 0;
u32 status;
- struct fc_regs *preg = udc->p_regs;
+ struct fc_regs __iomem *preg = udc->p_regs;
if (req->dma_flag)
return; /* DMA is forwarded */
@@ -2038,7 +2038,7 @@ static inline void _nbu2ss_epn_out_dma_int(
u32 num;
u32 dmacnt, ep_dmacnt;
u32 mpkt;
- struct fc_regs *preg = udc->p_regs;
+ struct fc_regs __iomem *preg = udc->p_regs;
num = ep->epnum - 1;
@@ -2214,7 +2214,7 @@ static int _nbu2ss_pullup(struct nbu2ss_udc *udc, int
is_on)
/*-------------------------------------------------------------------------*/
static void _nbu2ss_fifo_flush(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep)
{
- struct fc_regs *p = udc->p_regs;
+ struct fc_regs __iomem *p = udc->p_regs;
if (udc->vbus_active == 0)
return;
@@ -2432,7 +2432,7 @@ static irqreturn_t _nbu2ss_udc_irq(int irq, void *_udc)
u32 epnum, int_bit;
struct nbu2ss_udc *udc = (struct nbu2ss_udc *)_udc;
- struct fc_regs *preg = udc->p_regs;
+ struct fc_regs __iomem *preg = udc->p_regs;
if (gpio_get_value(VBUS_VALUE) == 0) {
_nbu2ss_writel(&preg->USB_INT_STA, ~USB_INT_STA_RW);
@@ -2831,7 +2831,7 @@ static int nbu2ss_ep_fifo_status(struct usb_ep *_ep)
struct nbu2ss_ep *ep;
struct nbu2ss_udc *udc;
unsigned long flags;
- struct fc_regs *preg;
+ struct fc_regs __iomem *preg;
if (!_ep) {
pr_err("%s, bad param\n", __func__);
@@ -3216,7 +3216,7 @@ static int nbu2ss_drv_probe(struct platform_device *pdev)
0, driver_name, udc);
/* IO Memory */
- udc->p_regs = (struct fc_regs *)mmio_base;
+ udc->p_regs = (struct fc_regs __iomem *)mmio_base;
/* USB Function Controller Interrupt */
if (status != 0) {
diff --git a/drivers/staging/emxx_udc/emxx_udc.h
b/drivers/staging/emxx_udc/emxx_udc.h
index 8337e38c..e28a74d 100644
--- a/drivers/staging/emxx_udc/emxx_udc.h
+++ b/drivers/staging/emxx_udc/emxx_udc.h
@@ -582,7 +582,7 @@ struct nbu2ss_udc {
u32 curr_config; /* Current Configuration Number */
- struct fc_regs *p_regs;
+ struct fc_regs __iomem *p_regs;
};
/* USB register access structure */
--
2.7.4
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