msm: Qdsp5v2: audio: Migrate to ION
PMEM is deprecated, switch to ION.
Change-Id: Ia15c444e26961d8aa40bd5db3ece1fd9368e02ef
Signed-off-by: Sidipotu Ashok <sashok@codeaurora.org>
diff --git a/arch/arm/mach-msm/qdsp5v2/audio_amrnb_in.c b/arch/arm/mach-msm/qdsp5v2/audio_amrnb_in.c
index 790c510..2f03cd0 100644
--- a/arch/arm/mach-msm/qdsp5v2/audio_amrnb_in.c
+++ b/arch/arm/mach-msm/qdsp5v2/audio_amrnb_in.c
@@ -27,7 +27,7 @@
#include <linux/wait.h>
#include <linux/dma-mapping.h>
#include <linux/msm_audio_amrnb.h>
-#include <linux/android_pmem.h>
+#include <linux/msm_ion.h>
#include <linux/memory_alloc.h>
#include <mach/iommu.h>
@@ -105,6 +105,8 @@
int running;
int stopped; /* set when stopped, cleared on flush */
char *build_id;
+ struct ion_client *client;
+ struct ion_handle *buff_handle;
};
struct audio_frame {
@@ -766,8 +768,9 @@
audio->audrec = NULL;
audio->opened = 0;
if (audio->data) {
- iounmap(audio->map_v_read);
- free_contiguous_memory_by_paddr(audio->phys);
+ ion_unmap_kernel(audio->client, audio->buff_handle);
+ ion_free(audio->client, audio->buff_handle);
+ ion_client_destroy(audio->client);
audio->data = NULL;
}
mutex_unlock(&audio->lock);
@@ -779,27 +782,62 @@
struct audio_in *audio = &the_audio_amrnb_in;
int rc;
int encid;
+ int len = 0;
+ unsigned long ionflag = 0;
+ ion_phys_addr_t addr = 0;
+ struct ion_handle *handle = NULL;
+ struct ion_client *client = NULL;
mutex_lock(&audio->lock);
if (audio->opened) {
rc = -EBUSY;
goto done;
}
- audio->phys = allocate_contiguous_ebi_nomap(DMASZ, SZ_4K);
- if (audio->phys) {
- audio->map_v_read = ioremap(audio->phys, DMASZ);
- if (IS_ERR(audio->map_v_read)) {
- MM_ERR("could not map DMA buffers\n");
- rc = -ENOMEM;
- free_contiguous_memory_by_paddr(audio->phys);
- goto done;
- }
- audio->data = audio->map_v_read;
- } else {
- MM_ERR("could not allocate DMA buffers\n");
+
+ client = msm_ion_client_create(UINT_MAX, "Audio_AMR_In_Client");
+ if (IS_ERR_OR_NULL(client)) {
+ MM_ERR("Unable to create ION client\n");
rc = -ENOMEM;
- goto done;
+ goto client_create_error;
}
+ audio->client = client;
+
+ handle = ion_alloc(client, DMASZ, SZ_4K,
+ ION_HEAP(ION_AUDIO_HEAP_ID));
+ if (IS_ERR_OR_NULL(handle)) {
+ MM_ERR("Unable to create allocate O/P buffers\n");
+ rc = -ENOMEM;
+ goto buff_alloc_error;
+ }
+ audio->buff_handle = handle;
+
+ rc = ion_phys(client, handle, &addr, &len);
+ if (rc) {
+ MM_ERR("O/P buffers:Invalid phy: %x sz: %x\n",
+ (unsigned int) addr, (unsigned int) len);
+ goto buff_get_phys_error;
+ } else {
+ MM_INFO("O/P buffers:valid phy: %x sz: %x\n",
+ (unsigned int) addr, (unsigned int) len);
+ }
+ audio->phys = (int32_t)addr;
+
+ rc = ion_handle_get_flags(client, handle, &ionflag);
+ if (rc) {
+ MM_ERR("could not get flags for the handle\n");
+ goto buff_get_flags_error;
+ }
+
+ audio->map_v_read = ion_map_kernel(client, handle, ionflag);
+ if (IS_ERR(audio->map_v_read)) {
+ MM_ERR("could not map write buffers\n");
+ rc = -ENOMEM;
+ goto buff_map_error;
+ }
+ audio->data = audio->map_v_read;
+ MM_DBG("write buf: phy addr 0x%08x kernel addr 0x%08x\n",
+ audio->phys, (int)audio->data);
+
MM_DBG("Memory addr = 0x%8x phy addr = 0x%8x\n",\
(int) audio->data, (int) audio->phys);
if ((file->f_mode & FMODE_WRITE) &&
@@ -871,6 +909,14 @@
msm_adsp_put(audio->audrec);
audpreproc_aenc_free(audio->enc_id);
mutex_unlock(&audio->lock);
+ ion_unmap_kernel(client, audio->buff_handle);
+buff_map_error:
+buff_get_phys_error:
+buff_get_flags_error:
+ ion_free(client, audio->buff_handle);
+buff_alloc_error:
+ ion_client_destroy(client);
+client_create_error:
return rc;
}