From: Felipe Contreras <felipe.contreras@xxxxxxxxx>
This reverts commit b5a44939231d6e3b0354624289507bfa1432a7b1.
Signed-off-by: Felipe Contreras <felipe.contreras@xxxxxxxxx>
Signed-off-by: Omar Ramirez Luna <omar.ramirez@xxxxxx>
---
drivers/staging/tidspbridge/core/tiomap3430.c | 3 +++
drivers/staging/tidspbridge/core/tiomap_io.c | 3 ++-
.../tidspbridge/include/dspbridge/cfgdefs.h | 1 +
drivers/staging/tidspbridge/rmgr/drv.c | 4 ++++
4 files changed, 10 insertions(+), 1 deletions(-)
diff --git a/drivers/staging/tidspbridge/core/tiomap3430.c b/drivers/staging/tidspbridge/core/tiomap3430.c
index 1425c50..53b38b2 100644
--- a/drivers/staging/tidspbridge/core/tiomap3430.c
+++ b/drivers/staging/tidspbridge/core/tiomap3430.c
@@ -845,6 +845,8 @@ static int bridge_dev_destroy(struct bridge_dev_context *dev_ctxt)
iounmap((void *)host_res->dw_mem_base[3]);
if (host_res->dw_mem_base[4])
iounmap((void *)host_res->dw_mem_base[4]);
+ if (host_res->dw_dmmu_base)
+ iounmap(host_res->dw_dmmu_base);
if (host_res->dw_per_base)
iounmap(host_res->dw_per_base);
if (host_res->dw_per_pm_base)
@@ -858,6 +860,7 @@ static int bridge_dev_destroy(struct bridge_dev_context *dev_ctxt)
host_res->dw_mem_base[2] = (u32) NULL;
host_res->dw_mem_base[3] = (u32) NULL;
host_res->dw_mem_base[4] = (u32) NULL;
+ host_res->dw_dmmu_base = NULL;
host_res->dw_sys_ctrl_base = NULL;
kfree(host_res);
diff --git a/drivers/staging/tidspbridge/core/tiomap_io.c b/drivers/staging/tidspbridge/core/tiomap_io.c
index 66dbf02..b526532 100644
--- a/drivers/staging/tidspbridge/core/tiomap_io.c
+++ b/drivers/staging/tidspbridge/core/tiomap_io.c
@@ -393,6 +393,7 @@ int sm_interrupt_dsp(struct bridge_dev_context *dev_context, u16 mb_val)
omap_dspbridge_dev->dev.platform_data;
struct cfg_hostres *resources = dev_context->resources;
int status = 0;
+ u32 temp;
if (!dev_context->mbox)
return 0;
@@ -436,7 +437,7 @@ int sm_interrupt_dsp(struct bridge_dev_context *dev_context, u16 mb_val)
omap_mbox_restore_ctx(dev_context->mbox);
/* Access MMU SYS CONFIG register to generate a short wakeup */
- iommu_read_reg(dev_context->dsp_mmu, MMU_SYSCONFIG);
+ temp = readl(resources->dw_dmmu_base + 0x10);
dev_context->dw_brd_state = BRD_RUNNING;
} else if (dev_context->dw_brd_state == BRD_RETENTION) {
diff --git a/drivers/staging/tidspbridge/include/dspbridge/cfgdefs.h b/drivers/staging/tidspbridge/include/dspbridge/cfgdefs.h
index dfb55cc..38122db 100644
--- a/drivers/staging/tidspbridge/include/dspbridge/cfgdefs.h
+++ b/drivers/staging/tidspbridge/include/dspbridge/cfgdefs.h
@@ -68,6 +68,7 @@ struct cfg_hostres {
void __iomem *dw_per_base;
u32 dw_per_pm_base;
u32 dw_core_pm_base;
+ void __iomem *dw_dmmu_base;
void __iomem *dw_sys_ctrl_base;
};
diff --git a/drivers/staging/tidspbridge/rmgr/drv.c b/drivers/staging/tidspbridge/rmgr/drv.c
index 0c857b9..81b1b90 100644
--- a/drivers/staging/tidspbridge/rmgr/drv.c
+++ b/drivers/staging/tidspbridge/rmgr/drv.c
@@ -743,6 +743,7 @@ static int request_bridge_resources(struct cfg_hostres *res)
host_res->dw_sys_ctrl_base = ioremap(OMAP_SYSC_BASE, OMAP_SYSC_SIZE);
dev_dbg(bridge, "dw_mem_base[0] 0x%x\n", host_res->dw_mem_base[0]);
dev_dbg(bridge, "dw_mem_base[3] 0x%x\n", host_res->dw_mem_base[3]);
+ dev_dbg(bridge, "dw_dmmu_base %p\n", host_res->dw_dmmu_base);
/* for 24xx base port is not mapping the mamory for DSP
* internal memory TODO Do a ioremap here */
@@ -796,6 +797,8 @@ int drv_request_bridge_res_dsp(void **phost_resources)
OMAP_PER_PRM_SIZE);
host_res->dw_core_pm_base = (u32) ioremap(OMAP_CORE_PRM_BASE,
OMAP_CORE_PRM_SIZE);
+ host_res->dw_dmmu_base = ioremap(OMAP_DMMU_BASE,
+ OMAP_DMMU_SIZE);
dev_dbg(bridge, "dw_mem_base[0] 0x%x\n",
host_res->dw_mem_base[0]);
@@ -807,6 +810,7 @@ int drv_request_bridge_res_dsp(void **phost_resources)
host_res->dw_mem_base[3]);
dev_dbg(bridge, "dw_mem_base[4] 0x%x\n",
host_res->dw_mem_base[4]);
+ dev_dbg(bridge, "dw_dmmu_base %p\n", host_res->dw_dmmu_base);
shm_size = drv_datap->shm_size;
if (shm_size >= 0x10000) {
--
1.7.1
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