[PATCH] drivers: parisc: ccio-dma.c: Added tab insead of spaces

Shubhankar Kuranagatti
2021-04-28T15:45:21Z

Single space has been removed.
It has been replaced with tabs.
This is done to maintain code uniformity.

Signed-off-by: Shubhankar Kuranagatti <shubhankarvk@gmail.com>
---
drivers/parisc/ccio-dma.c | 88 +++++++++++++++++++--------------------
1 file changed, 44 insertions(+), 44 deletions(-)

diff --git a/drivers/parisc/ccio-dma.c b/drivers/parisc/ccio-dma.c
index b5f9ee81a46c..9b777357e8cb 100644
--- a/drivers/parisc/ccio-dma.c
+++ b/drivers/parisc/ccio-dma.c
@@ -111,29 +111,29 @@
#define CMD_TLB_PURGE 33 /* IO_COMMAND to Purge I/O TLB entry */

struct ioa_registers {
- /* Runway Supervisory Set */
- int32_t unused1[12];
- uint32_t io_command; /* Offset 12 */
- uint32_t io_status; /* Offset 13 */
- uint32_t io_control; /* Offset 14 */
- int32_t unused2[1];
-
- /* Runway Auxiliary Register Set */
- uint32_t io_err_resp; /* Offset 0 */
- uint32_t io_err_info; /* Offset 1 */
- uint32_t io_err_req; /* Offset 2 */
- uint32_t io_err_resp_hi; /* Offset 3 */
- uint32_t io_tlb_entry_m; /* Offset 4 */
- uint32_t io_tlb_entry_l; /* Offset 5 */
- uint32_t unused3[1];
- uint32_t io_pdir_base; /* Offset 7 */
- uint32_t io_io_low_hv; /* Offset 8 */
- uint32_t io_io_high_hv; /* Offset 9 */
- uint32_t unused4[1];
- uint32_t io_chain_id_mask; /* Offset 11 */
- uint32_t unused5[2];
- uint32_t io_io_low; /* Offset 14 */
- uint32_t io_io_high; /* Offset 15 */
+ /* Runway Supervisory Set */
+ int32_t unused1[12];
+ uint32_t io_command; /* Offset 12 */
+ uint32_t io_status; /* Offset 13 */
+ uint32_t io_control; /* Offset 14 */
+ int32_t unused2[1];
+
+ /* Runway Auxiliary Register Set */
+ uint32_t io_err_resp; /* Offset 0 */
+ uint32_t io_err_info; /* Offset 1 */
+ uint32_t io_err_req; /* Offset 2 */
+ uint32_t io_err_resp_hi; /* Offset 3 */
+ uint32_t io_tlb_entry_m; /* Offset 4 */
+ uint32_t io_tlb_entry_l; /* Offset 5 */
+ uint32_t unused3[1];
+ uint32_t io_pdir_base; /* Offset 7 */
+ uint32_t io_io_low_hv; /* Offset 8 */
+ uint32_t io_io_high_hv; /* Offset 9 */
+ uint32_t unused4[1];
+ uint32_t io_chain_id_mask; /* Offset 11 */
+ uint32_t unused5[2];
+ uint32_t io_io_low; /* Offset 14 */
+ uint32_t io_io_high; /* Offset 15 */
};

/*
@@ -198,7 +198,7 @@ struct ioa_registers {
** In order for a Runway address to reside within GSC+ extended address space:
** Runway Address [0:7] must identically compare to 8'b11111111
** Runway Address [8:11] must be equal to IO_IO_LOW(_HV)[16:19]
-** Runway Address [12:23] must be greater than or equal to
+** Runway Address [12:23] must be greater than or equal to
** IO_IO_LOW(_HV)[20:31] and less than IO_IO_HIGH(_HV)[20:31].
** Runway Address [24:39] is not used in the comparison.
**
@@ -226,10 +226,10 @@ struct ioc {
struct ioa_registers __iomem *ioc_regs; /* I/O MMU base address */
u8 *res_map; /* resource map, bit == pdir entry */
u64 *pdir_base; /* physical base address */
- u32 pdir_size; /* bytes, function of IOV Space size */
- u32 res_hint; /* next available IOVP -
+ u32 pdir_size; /* bytes, function of IOV Space size */
+ u32 res_hint; /* next available IOVP -
circular search */
- u32 res_size; /* size of resource map in bytes */
+ u32 res_size; /* size of resource map in bytes */
spinlock_t res_lock;

#ifdef CCIO_COLLECT_STATS
@@ -249,7 +249,7 @@ struct ioc {
unsigned short cujo20_bug;

/* STUFF We don't need in performance path */
- u32 chainid_shift; /* specify bit location of chain_id */
+ u32 chainid_shift; /* specify bit location of chain_id */
struct ioc *next; /* Linked list of discovered iocs */
const char *name; /* device name from firmware */
unsigned int hw_path; /* the hardware path this ioc is associatd with */
@@ -293,7 +293,7 @@ static int ioc_count;
** cause the kernel to panic anyhow.
*/
#define CCIO_SEARCH_LOOP(ioc, res_idx, mask, size) \
- for(; res_ptr < res_end; ++res_ptr) { \
+ for (; res_ptr < res_end; ++res_ptr) { \
int ret;\
unsigned int idx;\
idx = (unsigned int)((unsigned long)res_ptr - (unsigned long)ioc->res_map); \
@@ -303,15 +303,15 @@ static int ioc_count;
res_idx = idx;\
ioc->res_hint = res_idx + (size >> 3); \
goto resource_found; \
- } \
+ \
}

#define CCIO_FIND_FREE_MAPPING(ioa, res_idx, mask, size) \
u##size *res_ptr = (u##size *)&((ioc)->res_map[ioa->res_hint & ~((size >> 3) - 1)]); \
u##size *res_end = (u##size *)&(ioc)->res_map[ioa->res_size]; \
- CCIO_SEARCH_LOOP(ioc, res_idx, mask, size); \
- res_ptr = (u##size *)&(ioc)->res_map[0]; \
- CCIO_SEARCH_LOOP(ioa, res_idx, mask, size);
+ CCIO_SEARCH_LOOP(ioc, res_idx, mask, size); \
+ res_ptr = (u##size *)&(ioc)->res_map[0]; \
+ CCIO_SEARCH_LOOP(ioa, res_idx, mask, size);

/*
** Find available bit in this ioa's resource map.
@@ -348,9 +348,9 @@ ccio_alloc_range(struct ioc *ioc, struct device *dev, size_t size)

BUG_ON(pages_needed == 0);
BUG_ON((pages_needed * IOVP_SIZE) > DMA_CHUNK_SIZE);
-
- DBG_RES("%s() size: %d pages_needed %d\n",
- __func__, size, pages_needed);
+
+ DBG_RES("%s() size: %d pages_needed %d\n",
+ __func__, size, pages_needed);

/*
** "seek and ye shall find"...praying never hurts either...
@@ -416,7 +416,7 @@ ccio_alloc_range(struct ioc *ioc, struct device *dev, size_t size)
#define CCIO_FREE_MAPPINGS(ioc, res_idx, mask, size) \
u##size *res_ptr = (u##size *)&((ioc)->res_map[res_idx]); \
BUG_ON((*res_ptr & mask) != mask); \
- *res_ptr &= ~(mask);
+ *res_ptr &= ~(mask);

/**
* ccio_free_range - Free pages from the ioc's resource map.
@@ -845,7 +845,7 @@ static void *
ccio_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag,
unsigned long attrs)
{
- void *ret;
+ void *ret;
#if 0
/* GRANT Need to establish hierarchy for non-PCI devs as well
** and then provide matching gsc_map_xxx() functions for them as well.
@@ -856,7 +856,7 @@ ccio_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag,
return 0;
}
#endif
- ret = (void *) __get_free_pages(flag, get_order(size));
+ ret = (void *) __get_free_pages(flag, get_order(size));

if (ret) {
memset(ret, 0, size);
@@ -1022,8 +1022,8 @@ static const struct dma_map_ops ccio_ops = {
.free = ccio_free,
.map_page = ccio_map_page,
.unmap_page = ccio_unmap_page,
- .map_sg = ccio_map_sg,
- .unmap_sg = ccio_unmap_sg,
+ .map_sg = ccio_map_sg,
+ .unmap_sg = ccio_unmap_sg,
.get_sgtable = dma_common_get_sgtable,
.alloc_pages = dma_common_alloc_pages,
.free_pages = dma_common_free_pages,
@@ -1080,7 +1080,7 @@ static int ccio_proc_info(struct seq_file *m, void *p)
max = ioc->usingle_pages - ioc->usg_pages;
seq_printf(m, "pci_unmap_single: %8ld calls %8ld pages (avg %d/1000)\n",
min, max, (int)((max * 1000)/min));
-
+
seq_printf(m, "pci_map_sg() : %8ld calls %8ld pages (avg %d/1000)\n",
ioc->msg_calls, ioc->msg_pages,
(int)((ioc->msg_pages * 1000)/ioc->msg_calls));
@@ -1169,7 +1169,7 @@ void __init ccio_cujo20_fixup(struct parisc_device *cujo, u32 iovp)
idx = PDIR_INDEX(iovp) >> 3;

while (idx < ioc->res_size) {
- res_ptr[idx] |= 0xff;
+ res_ptr[idx] |= 0xff;
idx += PDIR_INDEX(CUJO_20_STEP) >> 3;
}
}
@@ -1297,7 +1297,7 @@ ccio_ioc_init(struct ioc *ioc)
DBG_INIT(" base %p\n", ioc->pdir_base);

/* resource map size dictated by pdir_size */
- ioc->res_size = (ioc->pdir_size / sizeof(u64)) >> 3;
+ ioc->res_size = (ioc->pdir_size / sizeof(u64)) >> 3;
DBG_INIT("%s() res_size 0x%x\n", __func__, ioc->res_size);

ioc->res_map = (u8 *)__get_free_pages(GFP_KERNEL,
--
2.17.1