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authorMarek Szyprowski2017-02-08 09:16:02 -0200
committerMauro Carvalho Chehab2017-04-05 15:51:33 -0300
commit11d1fc3b646e366caaa1e61dd6c82704baf5d330 (patch)
treee2d763d449e933b87625bce9469d12d4c43da4ac /drivers
parent0d9e301b10422f0c04952d7f3128f2e3ac9b5873 (diff)
[media] s5p-mfc: Simplify alloc/release private buffer functions
Change parameters for s5p_mfc_alloc_priv_buf() and s5p_mfc_release_priv_buf() functions. Instead of DMA device pointer and a base, provide common MFC device structure and memory bank context identifier. Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com> Tested-by: Javier Martinez Canillas <javier@osg.samsung.com> Acked-by: Andrzej Hajda <a.hajda@samsung.com> Tested-by: Smitha T Murthy <smitha.t@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/platform/s5p-mfc/s5p_mfc_common.h2
-rw-r--r--drivers/media/platform/s5p-mfc/s5p_mfc_opr.c20
-rw-r--r--drivers/media/platform/s5p-mfc/s5p_mfc_opr.h8
-rw-r--r--drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c30
-rw-r--r--drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c15
5 files changed, 37 insertions, 38 deletions
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_common.h b/drivers/media/platform/s5p-mfc/s5p_mfc_common.h
index da601a2dba2f..9cf860f34c71 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_common.h
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_common.h
@@ -240,12 +240,14 @@ struct s5p_mfc_variant {
* buffer accessed by driver
* @dma: DMA address, only valid when kernel DMA API used
* @size: size of the buffer
+ * @ctx: memory context (bank) used for this allocation
*/
struct s5p_mfc_priv_buf {
unsigned long ofs;
void *virt;
dma_addr_t dma;
size_t size;
+ unsigned int ctx;
};
/**
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr.c b/drivers/media/platform/s5p-mfc/s5p_mfc_opr.c
index 99f65a92a6be..9294ee124661 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr.c
@@ -37,12 +37,16 @@ void s5p_mfc_init_regs(struct s5p_mfc_dev *dev)
dev->mfc_regs = s5p_mfc_init_regs_v6_plus(dev);
}
-int s5p_mfc_alloc_priv_buf(struct device *dev, dma_addr_t base,
- struct s5p_mfc_priv_buf *b)
+int s5p_mfc_alloc_priv_buf(struct s5p_mfc_dev *dev, unsigned int mem_ctx,
+ struct s5p_mfc_priv_buf *b)
{
+ struct device *mem_dev = dev->mem_dev[mem_ctx];
+ dma_addr_t base = dev->dma_base[mem_ctx];
+
mfc_debug(3, "Allocating priv: %zu\n", b->size);
- b->virt = dma_alloc_coherent(dev, b->size, &b->dma, GFP_KERNEL);
+ b->ctx = mem_ctx;
+ b->virt = dma_alloc_coherent(mem_dev, b->size, &b->dma, GFP_KERNEL);
if (!b->virt) {
mfc_err("Allocating private buffer of size %zu failed\n",
@@ -53,7 +57,7 @@ int s5p_mfc_alloc_priv_buf(struct device *dev, dma_addr_t base,
if (b->dma < base) {
mfc_err("Invalid memory configuration - buffer (%pad) is below base memory address(%pad)\n",
&b->dma, &base);
- dma_free_coherent(dev, b->size, b->virt, b->dma);
+ dma_free_coherent(mem_dev, b->size, b->virt, b->dma);
return -ENOMEM;
}
@@ -61,11 +65,13 @@ int s5p_mfc_alloc_priv_buf(struct device *dev, dma_addr_t base,
return 0;
}
-void s5p_mfc_release_priv_buf(struct device *dev,
- struct s5p_mfc_priv_buf *b)
+void s5p_mfc_release_priv_buf(struct s5p_mfc_dev *dev,
+ struct s5p_mfc_priv_buf *b)
{
+ struct device *mem_dev = dev->mem_dev[b->ctx];
+
if (b->virt) {
- dma_free_coherent(dev, b->size, b->virt, b->dma);
+ dma_free_coherent(mem_dev, b->size, b->virt, b->dma);
b->virt = NULL;
b->dma = 0;
b->size = 0;
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h b/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h
index b6ac417ab63e..108e59382e0c 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h
@@ -315,10 +315,10 @@ struct s5p_mfc_hw_ops {
void s5p_mfc_init_hw_ops(struct s5p_mfc_dev *dev);
void s5p_mfc_init_regs(struct s5p_mfc_dev *dev);
-int s5p_mfc_alloc_priv_buf(struct device *dev, dma_addr_t base,
- struct s5p_mfc_priv_buf *b);
-void s5p_mfc_release_priv_buf(struct device *dev,
- struct s5p_mfc_priv_buf *b);
+int s5p_mfc_alloc_priv_buf(struct s5p_mfc_dev *dev, unsigned int mem_ctx,
+ struct s5p_mfc_priv_buf *b);
+void s5p_mfc_release_priv_buf(struct s5p_mfc_dev *dev,
+ struct s5p_mfc_priv_buf *b);
#endif /* S5P_MFC_OPR_H_ */
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c
index 32ce9ade2edb..20e8a1bdc984 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c
@@ -41,8 +41,7 @@ static int s5p_mfc_alloc_dec_temp_buffers_v5(struct s5p_mfc_ctx *ctx)
int ret;
ctx->dsc.size = buf_size->dsc;
- ret = s5p_mfc_alloc_priv_buf(dev->mem_dev[BANK1_CTX],
- dev->dma_base[BANK1_CTX], &ctx->dsc);
+ ret = s5p_mfc_alloc_priv_buf(dev, BANK1_CTX, &ctx->dsc);
if (ret) {
mfc_err("Failed to allocate temporary buffer\n");
return ret;
@@ -58,7 +57,7 @@ static int s5p_mfc_alloc_dec_temp_buffers_v5(struct s5p_mfc_ctx *ctx)
/* Release temporary buffers for decoding */
static void s5p_mfc_release_dec_desc_buffer_v5(struct s5p_mfc_ctx *ctx)
{
- s5p_mfc_release_priv_buf(ctx->dev->mem_dev[BANK1_CTX], &ctx->dsc);
+ s5p_mfc_release_priv_buf(ctx->dev, &ctx->dsc);
}
/* Allocate codec buffers */
@@ -173,8 +172,7 @@ static int s5p_mfc_alloc_codec_buffers_v5(struct s5p_mfc_ctx *ctx)
/* Allocate only if memory from bank 1 is necessary */
if (ctx->bank1.size > 0) {
- ret = s5p_mfc_alloc_priv_buf(dev->mem_dev[BANK1_CTX],
- dev->dma_base[BANK1_CTX], &ctx->bank1);
+ ret = s5p_mfc_alloc_priv_buf(dev, BANK1_CTX, &ctx->bank1);
if (ret) {
mfc_err("Failed to allocate Bank1 temporary buffer\n");
return ret;
@@ -183,12 +181,10 @@ static int s5p_mfc_alloc_codec_buffers_v5(struct s5p_mfc_ctx *ctx)
}
/* Allocate only if memory from bank 2 is necessary */
if (ctx->bank2.size > 0) {
- ret = s5p_mfc_alloc_priv_buf(dev->mem_dev[BANK2_CTX],
- dev->dma_base[BANK2_CTX], &ctx->bank2);
+ ret = s5p_mfc_alloc_priv_buf(dev, BANK2_CTX, &ctx->bank2);
if (ret) {
mfc_err("Failed to allocate Bank2 temporary buffer\n");
- s5p_mfc_release_priv_buf(ctx->dev->mem_dev[BANK1_CTX],
- &ctx->bank1);
+ s5p_mfc_release_priv_buf(ctx->dev, &ctx->bank1);
return ret;
}
BUG_ON(ctx->bank2.dma & ((1 << MFC_BANK2_ALIGN_ORDER) - 1));
@@ -199,8 +195,8 @@ static int s5p_mfc_alloc_codec_buffers_v5(struct s5p_mfc_ctx *ctx)
/* Release buffers allocated for codec */
static void s5p_mfc_release_codec_buffers_v5(struct s5p_mfc_ctx *ctx)
{
- s5p_mfc_release_priv_buf(ctx->dev->mem_dev[BANK1_CTX], &ctx->bank1);
- s5p_mfc_release_priv_buf(ctx->dev->mem_dev[BANK2_CTX], &ctx->bank2);
+ s5p_mfc_release_priv_buf(ctx->dev, &ctx->bank1);
+ s5p_mfc_release_priv_buf(ctx->dev, &ctx->bank2);
}
/* Allocate memory for instance data buffer */
@@ -216,8 +212,7 @@ static int s5p_mfc_alloc_instance_buffer_v5(struct s5p_mfc_ctx *ctx)
else
ctx->ctx.size = buf_size->non_h264_ctx;
- ret = s5p_mfc_alloc_priv_buf(dev->mem_dev[BANK1_CTX],
- dev->dma_base[BANK1_CTX], &ctx->ctx);
+ ret = s5p_mfc_alloc_priv_buf(dev, BANK1_CTX, &ctx->ctx);
if (ret) {
mfc_err("Failed to allocate instance buffer\n");
return ret;
@@ -230,11 +225,10 @@ static int s5p_mfc_alloc_instance_buffer_v5(struct s5p_mfc_ctx *ctx)
/* Initialize shared memory */
ctx->shm.size = buf_size->shm;
- ret = s5p_mfc_alloc_priv_buf(dev->mem_dev[BANK1_CTX],
- dev->dma_base[BANK1_CTX], &ctx->shm);
+ ret = s5p_mfc_alloc_priv_buf(dev, BANK1_CTX, &ctx->shm);
if (ret) {
mfc_err("Failed to allocate shared memory buffer\n");
- s5p_mfc_release_priv_buf(dev->mem_dev[BANK1_CTX], &ctx->ctx);
+ s5p_mfc_release_priv_buf(dev, &ctx->ctx);
return ret;
}
@@ -250,8 +244,8 @@ static int s5p_mfc_alloc_instance_buffer_v5(struct s5p_mfc_ctx *ctx)
/* Release instance buffer */
static void s5p_mfc_release_instance_buffer_v5(struct s5p_mfc_ctx *ctx)
{
- s5p_mfc_release_priv_buf(ctx->dev->mem_dev[BANK1_CTX], &ctx->ctx);
- s5p_mfc_release_priv_buf(ctx->dev->mem_dev[BANK1_CTX], &ctx->shm);
+ s5p_mfc_release_priv_buf(ctx->dev, &ctx->ctx);
+ s5p_mfc_release_priv_buf(ctx->dev, &ctx->shm);
}
static int s5p_mfc_alloc_dev_context_buffer_v5(struct s5p_mfc_dev *dev)
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c
index f1a6a3539549..50cc9351d1af 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c
@@ -239,8 +239,7 @@ static int s5p_mfc_alloc_codec_buffers_v6(struct s5p_mfc_ctx *ctx)
/* Allocate only if memory from bank 1 is necessary */
if (ctx->bank1.size > 0) {
- ret = s5p_mfc_alloc_priv_buf(dev->mem_dev[BANK1_CTX],
- dev->dma_base[BANK1_CTX], &ctx->bank1);
+ ret = s5p_mfc_alloc_priv_buf(dev, BANK1_CTX, &ctx->bank1);
if (ret) {
mfc_err("Failed to allocate Bank1 memory\n");
return ret;
@@ -253,7 +252,7 @@ static int s5p_mfc_alloc_codec_buffers_v6(struct s5p_mfc_ctx *ctx)
/* Release buffers allocated for codec */
static void s5p_mfc_release_codec_buffers_v6(struct s5p_mfc_ctx *ctx)
{
- s5p_mfc_release_priv_buf(ctx->dev->mem_dev[BANK1_CTX], &ctx->bank1);
+ s5p_mfc_release_priv_buf(ctx->dev, &ctx->bank1);
}
/* Allocate memory for instance data buffer */
@@ -292,8 +291,7 @@ static int s5p_mfc_alloc_instance_buffer_v6(struct s5p_mfc_ctx *ctx)
break;
}
- ret = s5p_mfc_alloc_priv_buf(dev->mem_dev[BANK1_CTX],
- dev->dma_base[BANK1_CTX], &ctx->ctx);
+ ret = s5p_mfc_alloc_priv_buf(dev, BANK1_CTX, &ctx->ctx);
if (ret) {
mfc_err("Failed to allocate instance buffer\n");
return ret;
@@ -310,7 +308,7 @@ static int s5p_mfc_alloc_instance_buffer_v6(struct s5p_mfc_ctx *ctx)
/* Release instance buffer */
static void s5p_mfc_release_instance_buffer_v6(struct s5p_mfc_ctx *ctx)
{
- s5p_mfc_release_priv_buf(ctx->dev->mem_dev[BANK1_CTX], &ctx->ctx);
+ s5p_mfc_release_priv_buf(ctx->dev, &ctx->ctx);
}
/* Allocate context buffers for SYS_INIT */
@@ -322,8 +320,7 @@ static int s5p_mfc_alloc_dev_context_buffer_v6(struct s5p_mfc_dev *dev)
mfc_debug_enter();
dev->ctx_buf.size = buf_size->dev_ctx;
- ret = s5p_mfc_alloc_priv_buf(dev->mem_dev[BANK1_CTX],
- dev->dma_base[BANK1_CTX], &dev->ctx_buf);
+ ret = s5p_mfc_alloc_priv_buf(dev, BANK1_CTX, &dev->ctx_buf);
if (ret) {
mfc_err("Failed to allocate device context buffer\n");
return ret;
@@ -340,7 +337,7 @@ static int s5p_mfc_alloc_dev_context_buffer_v6(struct s5p_mfc_dev *dev)
/* Release context buffers for SYS_INIT */
static void s5p_mfc_release_dev_context_buffer_v6(struct s5p_mfc_dev *dev)
{
- s5p_mfc_release_priv_buf(dev->mem_dev[BANK1_CTX], &dev->ctx_buf);
+ s5p_mfc_release_priv_buf(dev, &dev->ctx_buf);
}
static int calc_plane(int width, int height)