From 0d8631d2907092a4a58b93bdc636eb6ee001cf03 Mon Sep 17 00:00:00 2001 From: Felipe Contreras Date: Sun, 4 Jul 2010 16:34:29 +0300 Subject: [PATCH 273/524] staging: ti dspbridge: deh: free dummy page immediately There's no need to keep it around. DSP should stop trying to access system memory. Signed-off-by: Felipe Contreras Signed-off-by: Greg Kroah-Hartman --- drivers/staging/tidspbridge/core/ue_deh.c | 8 ++++---- 1 files changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/staging/tidspbridge/core/ue_deh.c b/drivers/staging/tidspbridge/core/ue_deh.c index ee2d23a..50868a4 100644 --- a/drivers/staging/tidspbridge/core/ue_deh.c +++ b/drivers/staging/tidspbridge/core/ue_deh.c @@ -52,8 +52,6 @@ #include -static void *dummy_va_addr; - int bridge_deh_create(struct deh_mgr **ret_deh_mgr, struct dev_object *hdev_obj) { @@ -154,6 +152,7 @@ void bridge_deh_notify(struct deh_mgr *deh_mgr, u32 ulEventMask, u32 dwErrInfo) .element_size = HW_ELEM_SIZE16BIT, .mixed_size = HW_MMU_CPUES, }; + void *dummy_va_addr; if (!deh_mgr) return; @@ -214,6 +213,9 @@ void bridge_deh_notify(struct deh_mgr *deh_mgr, u32 ulEventMask, u32 dwErrInfo) HW_MMU_TRANSLATION_FAULT); dump_dsp_stack(dev_context); dsp_clk_disable(DSP_CLK_GPT8); + + hw_mmu_disable(resources->dw_dmmu_base); + free_page((unsigned long)dummy_va_addr); break; #ifdef CONFIG_BRIDGE_NTFY_PWRERR case DSP_PWRERROR: @@ -276,6 +278,4 @@ int bridge_deh_get_info(struct deh_mgr *deh_mgr, void bridge_deh_release_dummy_mem(void) { - free_page((unsigned long)dummy_va_addr); - dummy_va_addr = NULL; } -- 1.7.1