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lib: lmb: cleanup var names and patman warnings

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Change multiple usages of 'j' into 'rgn'; fix whitespace/coding style
reported by patman.

Signed-off-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
This commit is contained in:
Simon Goldschmidt 2019-01-21 20:29:56 +01:00 committed by Tom Rini
parent 65304aade8
commit e35d2a7553
1 changed files with 42 additions and 44 deletions
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54
lib/lmb.c
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@ -22,26 +22,26 @@ void lmb_dump_all(struct lmb *lmb)
(unsigned long long)lmb->memory.size);
for (i = 0; i < lmb->memory.cnt; i++) {
debug(" memory.reg[0x%lx].base = 0x%llx\n", i,
(long long unsigned)lmb->memory.region[i].base);
(unsigned long long)lmb->memory.region[i].base);
debug(" .size = 0x%llx\n",
(long long unsigned)lmb->memory.region[i].size);
(unsigned long long)lmb->memory.region[i].size);
}
debug("\n reserved.cnt = 0x%lx\n",
lmb->reserved.cnt);
debug(" reserved.size = 0x%llx\n",
(long long unsigned)lmb->reserved.size);
(unsigned long long)lmb->reserved.size);
for (i = 0; i < lmb->reserved.cnt; i++) {
debug(" reserved.reg[0x%lx].base = 0x%llx\n", i,
(long long unsigned)lmb->reserved.region[i].base);
(unsigned long long)lmb->reserved.region[i].base);
debug(" .size = 0x%llx\n",
(long long unsigned)lmb->reserved.region[i].size);
(unsigned long long)lmb->reserved.region[i].size);
}
#endif /* DEBUG */
}
static long lmb_addrs_overlap(phys_addr_t base1,
phys_size_t size1, phys_addr_t base2, phys_size_t size2)
static long lmb_addrs_overlap(phys_addr_t base1, phys_size_t size1,
phys_addr_t base2, phys_size_t size2)
{
const phys_addr_t base1_end = base1 + size1 - 1;
const phys_addr_t base2_end = base2 + size2 - 1;
@ -60,8 +60,8 @@ static long lmb_addrs_adjacent(phys_addr_t base1, phys_size_t size1,
return 0;
}
static long lmb_regions_adjacent(struct lmb_region *rgn,
unsigned long r1, unsigned long r2)
static long lmb_regions_adjacent(struct lmb_region *rgn, unsigned long r1,
unsigned long r2)
{
phys_addr_t base1 = rgn->region[r1].base;
phys_size_t size1 = rgn->region[r1].size;
@ -83,8 +83,8 @@ static void lmb_remove_region(struct lmb_region *rgn, unsigned long r)
}
/* Assumption: base addr of region 1 < base addr of region 2 */
static void lmb_coalesce_regions(struct lmb_region *rgn,
unsigned long r1, unsigned long r2)
static void lmb_coalesce_regions(struct lmb_region *rgn, unsigned long r1,
unsigned long r2)
{
rgn->region[r1].size += rgn->region[r2].size;
lmb_remove_region(rgn, r2);
@ -139,8 +139,7 @@ static long lmb_add_region(struct lmb_region *rgn, phys_addr_t base, phys_size_t
rgn->region[i].size += size;
coalesced++;
break;
}
else if ( adjacent < 0 ) {
} else if (adjacent < 0) {
rgn->region[i].size += size;
coalesced++;
break;
@ -254,10 +253,9 @@ static long lmb_overlaps_region(struct lmb_region *rgn, phys_addr_t base,
for (i = 0; i < rgn->cnt; i++) {
phys_addr_t rgnbase = rgn->region[i].base;
phys_size_t rgnsize = rgn->region[i].size;
if ( lmb_addrs_overlap(base,size,rgnbase,rgnsize) ) {
if (lmb_addrs_overlap(base, size, rgnbase, rgnsize))
break;
}
}
return (i < rgn->cnt) ? i : -1;
}
@ -287,7 +285,7 @@ static phys_addr_t lmb_align_down(phys_addr_t addr, phys_size_t size)
phys_addr_t __lmb_alloc_base(struct lmb *lmb, phys_size_t size, ulong align, phys_addr_t max_addr)
{
long i, j;
long i, rgn;
phys_addr_t base = 0;
phys_addr_t res_base;
@ -309,15 +307,15 @@ phys_addr_t __lmb_alloc_base(struct lmb *lmb, phys_size_t size, ulong align, phy
continue;
while (base && lmbbase <= base) {
j = lmb_overlaps_region(&lmb->reserved, base, size);
if (j < 0) {
rgn = lmb_overlaps_region(&lmb->reserved, base, size);
if (rgn < 0) {
/* This area isn't reserved, take it */
if (lmb_add_region(&lmb->reserved, base,
size) < 0)
return 0;
return base;
}
res_base = lmb->reserved.region[j].base;
res_base = lmb->reserved.region[rgn].base;
if (res_base < size)
break;
base = lmb_align_down(res_base - size, align);
@ -332,18 +330,18 @@ phys_addr_t __lmb_alloc_base(struct lmb *lmb, phys_size_t size, ulong align, phy
*/
phys_addr_t lmb_alloc_addr(struct lmb *lmb, phys_addr_t base, phys_size_t size)
{
long j;
long rgn;
/* Check if the requested address is in one of the memory regions */
j = lmb_overlaps_region(&lmb->memory, base, size);
if (j >= 0) {
rgn = lmb_overlaps_region(&lmb->memory, base, size);
if (rgn >= 0) {
/*
* Check if the requested end address is in the same memory
* region we found.
*/
if (lmb_addrs_overlap(lmb->memory.region[j].base,
lmb->memory.region[j].size, base + size -
1, 1)) {
if (lmb_addrs_overlap(lmb->memory.region[rgn].base,
lmb->memory.region[rgn].size,
base + size - 1, 1)) {
/* ok, reserve the memory */
if (lmb_reserve(lmb, base, size) >= 0)
return base;
@ -356,11 +354,11 @@ phys_addr_t lmb_alloc_addr(struct lmb *lmb, phys_addr_t base, phys_size_t size)
phys_size_t lmb_get_free_size(struct lmb *lmb, phys_addr_t addr)
{
int i;
long j;
long rgn;
/* check if the requested address is in the memory regions */
j = lmb_overlaps_region(&lmb->memory, addr, 1);
if (j >= 0) {
rgn = lmb_overlaps_region(&lmb->memory, addr, 1);
if (rgn >= 0) {
for (i = 0; i < lmb->reserved.cnt; i++) {
if (addr < lmb->reserved.region[i].base) {
/* first reserved range > requested address */