msm: QDSP5: audio: Migrate to ION
PMEM is deprecated, switch to ION.
Change-Id: I3ebfd979f1c8060e72edeaa31afed31ca838706d
Signed-off-by: Sidipotu Ashok <sashok@codeaurora.org>
diff --git a/arch/arm/mach-msm/qdsp5/audio_evrc_in.c b/arch/arm/mach-msm/qdsp5/audio_evrc_in.c
index e13b072..e955c4b 100644
--- a/arch/arm/mach-msm/qdsp5/audio_evrc_in.c
+++ b/arch/arm/mach-msm/qdsp5/audio_evrc_in.c
@@ -33,6 +33,7 @@
#include <linux/memory_alloc.h>
+#include <linux/ion.h>
#include <asm/atomic.h>
#include <asm/ioctls.h>
@@ -150,6 +151,9 @@
int enabled;
int running;
int stopped; /* set when stopped, cleared on flush */
+ struct ion_client *client;
+ struct ion_handle *input_buff_handle;
+ struct ion_handle *output_buff_handle;
};
struct audio_frame {
@@ -1003,7 +1007,8 @@
spin_unlock_irqrestore(&audio->dsp_lock, flags);
}
-static int audevrc_in_fsync(struct file *file,loff_t a, loff_t b, int datasync)
+static int audevrc_in_fsync(struct file *file, loff_t a, loff_t b,
+ int datasync)
{
struct audio_evrc_in *audio = file->private_data;
@@ -1190,15 +1195,16 @@
audio->opened = 0;
if ((audio->mode == MSM_AUD_ENC_MODE_NONTUNNEL) && \
(audio->out_data)) {
- iounmap(audio->map_v_write);
- free_contiguous_memory_by_paddr(audio->out_phys);
+ ion_unmap_kernel(audio->client, audio->input_buff_handle);
+ ion_free(audio->client, audio->input_buff_handle);
audio->out_data = NULL;
}
if (audio->data) {
- iounmap(audio->map_v_read);
- free_contiguous_memory_by_paddr(audio->phys);
+ ion_unmap_kernel(audio->client, audio->output_buff_handle);
+ ion_free(audio->client, audio->output_buff_handle);
audio->data = NULL;
}
+ ion_client_destroy(audio->client);
mutex_unlock(&audio->lock);
return 0;
}
@@ -1211,6 +1217,11 @@
int rc;
int encid;
int dma_size = 0;
+ 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) {
@@ -1290,51 +1301,101 @@
audevrc_in_flush(audio);
audevrc_out_flush(audio);
- audio->phys = allocate_contiguous_ebi_nomap(dma_size, SZ_4K);
- if (!audio->phys) {
- MM_ERR("could not allocate physical read buffers\n");
+ client = msm_ion_client_create(UINT_MAX, "Audio_EVRC_in_client");
+ if (IS_ERR_OR_NULL(client)) {
+ MM_ERR("Unable to create ION client\n");
rc = -ENOMEM;
- goto evt_error;
- } else {
- audio->map_v_read = ioremap(audio->phys, dma_size);
- if (IS_ERR(audio->map_v_read)) {
- MM_ERR("could not map physical address\n");
- rc = -ENOMEM;
- free_contiguous_memory_by_paddr(audio->phys);
- goto evt_error;
- }
- audio->data = audio->map_v_read;
- MM_DBG("read buf: phy addr 0x%08x kernel addr 0x%08x\n",
- audio->phys, (int)audio->data);
+ goto client_create_error;
}
+ audio->client = client;
+
+ MM_DBG("allocating mem sz = %d\n", dma_size);
+ handle = ion_alloc(client, dma_size, 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 output_buff_alloc_error;
+ }
+
+ audio->output_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);
+ rc = -ENOMEM;
+ goto output_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");
+ rc = -ENOMEM;
+ goto output_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 read buffers,freeing instance 0x%08x\n",
+ (int)audio);
+ rc = -ENOMEM;
+ goto output_buff_map_error;
+ }
+ audio->data = audio->map_v_read;
+ MM_DBG("read buf: phy addr 0x%08x kernel addr 0x%08x\n",
+ audio->phys, (int)audio->data);
+
audio->out_data = NULL;
if (audio->mode == MSM_AUD_ENC_MODE_NONTUNNEL) {
- audio->out_phys = allocate_contiguous_ebi_nomap(BUFFER_SIZE,
- SZ_4K);
- if (!audio->out_phys) {
- MM_ERR("could not allocate physical write buffers\n");
+ MM_DBG("allocating BUFFER_SIZE %d\n", BUFFER_SIZE);
+ handle = ion_alloc(client, BUFFER_SIZE,
+ SZ_4K, ION_HEAP(ION_AUDIO_HEAP_ID));
+ if (IS_ERR_OR_NULL(handle)) {
+ MM_ERR("Unable to create allocate I/P buffers\n");
rc = -ENOMEM;
- iounmap(audio->map_v_read);
- free_contiguous_memory_by_paddr(audio->phys);
- goto evt_error;
- } else {
- audio->map_v_write = ioremap(
- audio->out_phys, BUFFER_SIZE);
-
- if (IS_ERR(audio->map_v_write)) {
- MM_ERR("could not map write phys address\n");
- rc = -ENOMEM;
- iounmap(audio->map_v_read);
- free_contiguous_memory_by_paddr(audio->phys);
- free_contiguous_memory_by_paddr(\
- audio->out_phys);
- goto evt_error;
- }
- audio->out_data = audio->map_v_write;
- MM_DBG("wr buf: phy addr 0x%08x kernel addr 0x%08x\n",
- audio->out_phys, (int)audio->out_data);
+ goto input_buff_alloc_error;
}
+ audio->input_buff_handle = handle;
+
+ rc = ion_phys(client , handle, &addr, &len);
+ if (rc) {
+ MM_ERR("I/P buffers:Invalid phy: %x sz: %x\n",
+ (unsigned int) addr, (unsigned int) len);
+ rc = -ENOMEM;
+ goto input_buff_alloc_error;
+ } else {
+ MM_INFO("Got valid phy: %x sz: %x\n",
+ (unsigned int) addr,
+ (unsigned int) len);
+ }
+ audio->out_phys = (int32_t)addr;
+
+ rc = ion_handle_get_flags(client,
+ handle, &ionflag);
+ if (rc) {
+ MM_ERR("could not get flags for the handle\n");
+ rc = -ENOMEM;
+ goto input_buff_alloc_error;
+ }
+
+ audio->map_v_write = ion_map_kernel(client,
+ handle, ionflag);
+ if (IS_ERR(audio->map_v_write)) {
+ MM_ERR("could not map write buffers\n");
+ rc = -ENOMEM;
+ goto input_buff_map_error;
+ }
+ audio->out_data = audio->map_v_write;
+ MM_DBG("write buf: phy addr 0x%08x kernel addr 0x%08x\n",
+ (unsigned int)addr,
+ (unsigned int)audio->out_data);
+
/* Initialize buffer */
audio->out[0].data = audio->out_data + 0;
audio->out[0].addr = audio->out_phys + 0;
@@ -1356,7 +1417,17 @@
done:
mutex_unlock(&audio->lock);
return rc;
-evt_error:
+input_buff_map_error:
+ ion_free(client, audio->input_buff_handle);
+input_buff_alloc_error:
+ ion_unmap_kernel(client, audio->output_buff_handle);
+output_buff_map_error:
+output_buff_get_phys_error:
+output_buff_get_flags_error:
+ ion_free(client, audio->output_buff_handle);
+output_buff_alloc_error:
+ ion_client_destroy(client);
+client_create_error:
msm_adsp_put(audio->audrec);
if (audio->mode == MSM_AUD_ENC_MODE_TUNNEL)
msm_adsp_put(audio->audpre);