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From: Fernando Guzman Lugo on 30 Jun 2010 20:20
this patch cleans up cfg_hostres and bridge_dev_context
structures of custom mmu code not needed anymore.

Signed-off-by: Fernando Guzman Lugo <x0095840(a)ti.com>
---
arch/arm/plat-omap/include/dspbridge/cfgdefs.h | 1 -
drivers/dsp/bridge/core/_tiomap.h | 5 -----
drivers/dsp/bridge/core/tiomap3430.c | 8 --------
drivers/dsp/bridge/core/tiomap_io.c | 2 +-
drivers/dsp/bridge/rmgr/drv.c | 4 ----
5 files changed, 1 insertions(+), 19 deletions(-)

diff --git a/arch/arm/plat-omap/include/dspbridge/cfgdefs.h b/arch/arm/plat-omap/include/dspbridge/cfgdefs.h
index 38122db..dfb55cc 100644
--- a/arch/arm/plat-omap/include/dspbridge/cfgdefs.h
+++ b/arch/arm/plat-omap/include/dspbridge/cfgdefs.h
@@ -68,7 +68,6 @@ 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/dsp/bridge/core/_tiomap.h b/drivers/dsp/bridge/core/_tiomap.h
index 8a9a822..82bce7d 100644
--- a/drivers/dsp/bridge/core/_tiomap.h
+++ b/drivers/dsp/bridge/core/_tiomap.h
@@ -323,7 +323,6 @@ struct bridge_dev_context {
*/
u32 dw_dsp_ext_base_addr; /* See the comment above */
u32 dw_api_reg_base; /* API mem map'd registers */
- void __iomem *dw_dsp_mmu_base; /* DSP MMU Mapped registers */
u32 dw_api_clk_base; /* CLK Registers */
u32 dw_dsp_clk_m2_base; /* DSP Clock Module m2 */
u32 dw_public_rhea; /* Pub Rhea */
@@ -347,10 +346,6 @@ struct bridge_dev_context {
/* DMMU TLB entries */
struct bridge_ioctl_extproc atlb_entry[BRDIOCTL_NUMOFMMUTLB];
u32 dw_brd_state; /* Last known board state. */
- u32 ul_int_mask; /* int mask */
- u16 io_base; /* Board I/O base */
- u32 num_tlb_entries; /* DSP MMU TLB entry counter */
- u32 fixed_tlb_entries; /* Fixed DSPMMU TLB entry count */

/* TC Settings */
bool tc_word_swap_on; /* Traffic Controller Word Swap */
diff --git a/drivers/dsp/bridge/core/tiomap3430.c b/drivers/dsp/bridge/core/tiomap3430.c
index aa6e999..83a9561 100644
--- a/drivers/dsp/bridge/core/tiomap3430.c
+++ b/drivers/dsp/bridge/core/tiomap3430.c
@@ -753,7 +753,6 @@ static int bridge_dev_create(OUT struct bridge_dev_context
dev_context->atlb_entry[entry_ndx].ul_gpp_pa =
dev_context->atlb_entry[entry_ndx].ul_dsp_va = 0;
}
- dev_context->num_tlb_entries = 0;
dev_context->dw_dsp_base_addr = (u32) MEM_LINEAR_ADDRESS((void *)
(pConfig->
dw_mem_base
@@ -766,11 +765,7 @@ static int bridge_dev_create(OUT struct bridge_dev_context

if (DSP_SUCCEEDED(status)) {
dev_context->tc_word_swap_on = drv_datap->tc_wordswapon;
- /* MMU address is obtained from the host
- * resources struct */
- dev_context->dw_dsp_mmu_base = resources->dw_dmmu_base;
dev_context->hdev_obj = hdev_obj;
- dev_context->ul_int_mask = 0;
/* Store current board state. */
dev_context->dw_brd_state = BRD_STOPPED;
dev_context->resources = resources;
@@ -887,8 +882,6 @@ static int bridge_dev_destroy(struct bridge_dev_context *hDevContext)
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)
@@ -902,7 +895,6 @@ static int bridge_dev_destroy(struct bridge_dev_context *hDevContext)
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/dsp/bridge/core/tiomap_io.c b/drivers/dsp/bridge/core/tiomap_io.c
index 3c0d3a3..2f2f8c2 100644
--- a/drivers/dsp/bridge/core/tiomap_io.c
+++ b/drivers/dsp/bridge/core/tiomap_io.c
@@ -437,7 +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 */
- __raw_readl(resources->dw_dmmu_base + 0x10);
+ iommu_read_reg(dev_context->dsp_mmu, MMU_SYSCONFIG);

dev_context->dw_brd_state = BRD_RUNNING;
} else if (dev_context->dw_brd_state == BRD_RETENTION) {
diff --git a/drivers/dsp/bridge/rmgr/drv.c b/drivers/dsp/bridge/rmgr/drv.c
index c6e38e5..7804479 100644
--- a/drivers/dsp/bridge/rmgr/drv.c
+++ b/drivers/dsp/bridge/rmgr/drv.c
@@ -829,7 +829,6 @@ 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 */
@@ -883,8 +882,6 @@ 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]);
@@ -896,7 +893,6 @@ 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) {
--
1.6.3.3

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Prev: [PATCH 0/9] dspbridge: iommu migration
Next: [PATCH 1/9] dspbridge: replace iommu custom for opensource implementation