OMAP: hwmod: Fix wrong pointer iteration in oh->slaves
The iteration is currently done on the omap_hwmod_ocp_if pointer
and not on the table pointer that reference them.
It worked most of the time because the structure are contiguous in
memory.
Signed-off-by: Benoit Cousson <b-cousson@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index 6459d07..a280ccc 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -432,7 +432,6 @@
*/
static int _init_interface_clks(struct omap_hwmod *oh)
{
- struct omap_hwmod_ocp_if *os;
struct clk *c;
int i;
int ret = 0;
@@ -440,7 +439,9 @@
if (oh->slaves_cnt == 0)
return 0;
- for (i = 0, os = *oh->slaves; i < oh->slaves_cnt; i++, os++) {
+ for (i = 0; i < oh->slaves_cnt; i++) {
+ struct omap_hwmod_ocp_if *os = oh->slaves[i];
+
if (!os->clk)
continue;
@@ -490,7 +491,6 @@
*/
static int _enable_clocks(struct omap_hwmod *oh)
{
- struct omap_hwmod_ocp_if *os;
int i;
pr_debug("omap_hwmod: %s: enabling clocks\n", oh->name);
@@ -499,7 +499,8 @@
clk_enable(oh->_clk);
if (oh->slaves_cnt > 0) {
- for (i = 0, os = *oh->slaves; i < oh->slaves_cnt; i++, os++) {
+ for (i = 0; i < oh->slaves_cnt; i++) {
+ struct omap_hwmod_ocp_if *os = oh->slaves[i];
struct clk *c = os->_clk;
if (c && !IS_ERR(c) && (os->flags & OCPIF_SWSUP_IDLE))
@@ -520,7 +521,6 @@
*/
static int _disable_clocks(struct omap_hwmod *oh)
{
- struct omap_hwmod_ocp_if *os;
int i;
pr_debug("omap_hwmod: %s: disabling clocks\n", oh->name);
@@ -529,7 +529,8 @@
clk_disable(oh->_clk);
if (oh->slaves_cnt > 0) {
- for (i = 0, os = *oh->slaves; i < oh->slaves_cnt; i++, os++) {
+ for (i = 0; i < oh->slaves_cnt; i++) {
+ struct omap_hwmod_ocp_if *os = oh->slaves[i];
struct clk *c = os->_clk;
if (c && !IS_ERR(c) && (os->flags & OCPIF_SWSUP_IDLE))
@@ -551,14 +552,15 @@
*/
static int _find_mpu_port_index(struct omap_hwmod *oh)
{
- struct omap_hwmod_ocp_if *os;
int i;
int found = 0;
if (!oh || oh->slaves_cnt == 0)
return -EINVAL;
- for (i = 0, os = *oh->slaves; i < oh->slaves_cnt; i++, os++) {
+ for (i = 0; i < oh->slaves_cnt; i++) {
+ struct omap_hwmod_ocp_if *os = oh->slaves[i];
+
if (os->user & OCP_USER_MPU) {
found = 1;
break;
@@ -593,7 +595,7 @@
if (!oh || oh->slaves_cnt == 0)
return NULL;
- os = *oh->slaves + index;
+ os = oh->slaves[index];
for (i = 0, mem = os->addr; i < os->addr_cnt; i++, mem++) {
if (mem->flags & ADDR_TYPE_RT) {
@@ -806,7 +808,7 @@
if (oh->_int_flags & _HWMOD_NO_MPU_PORT)
return 0;
- os = *oh->slaves + oh->_mpu_port_index;
+ os = oh->slaves[oh->_mpu_port_index];
if (oh->flags & HWMOD_NO_IDLEST)
return 0;
@@ -1000,7 +1002,6 @@
*/
static int _setup(struct omap_hwmod *oh)
{
- struct omap_hwmod_ocp_if *os;
int i, r;
if (!oh)
@@ -1008,7 +1009,8 @@
/* Set iclk autoidle mode */
if (oh->slaves_cnt > 0) {
- for (i = 0, os = *oh->slaves; i < oh->slaves_cnt; i++, os++) {
+ for (i = 0; i < oh->slaves_cnt; i++) {
+ struct omap_hwmod_ocp_if *os = oh->slaves[i];
struct clk *c = os->_clk;
if (!c || IS_ERR(c))
@@ -1438,7 +1440,7 @@
ret = oh->mpu_irqs_cnt + oh->sdma_chs_cnt;
for (i = 0; i < oh->slaves_cnt; i++)
- ret += (*oh->slaves + i)->addr_cnt;
+ ret += oh->slaves[i]->addr_cnt;
return ret;
}
@@ -1479,7 +1481,7 @@
for (i = 0; i < oh->slaves_cnt; i++) {
struct omap_hwmod_ocp_if *os;
- os = *oh->slaves + i;
+ os = oh->slaves[i];
for (j = 0; j < os->addr_cnt; j++) {
(res + r)->start = (os->addr + j)->pa_start;