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- From 40e3b847bff70edc28c5290d209e531da6f9e534 Mon Sep 17 00:00:00 2001
- From: Christian Lamparter <[email protected]>
- Date: Fri, 25 Aug 2017 15:47:23 +0200
- Subject: [PATCH 10/25] crypto: crypto4xx - replace crypto4xx_dev's
- scatter_buffer_size with constant
- scatter_buffer_size is always set to PPC4XX_SD_BUFFER_SIZE.
- I don't think there's any point in keeping the variable
- around.
- Signed-off-by: Christian Lamparter <[email protected]>
- Signed-off-by: Herbert Xu <[email protected]>
- ---
- drivers/crypto/amcc/crypto4xx_core.c | 7 +++----
- drivers/crypto/amcc/crypto4xx_core.h | 1 -
- 2 files changed, 3 insertions(+), 5 deletions(-)
- --- a/drivers/crypto/amcc/crypto4xx_core.c
- +++ b/drivers/crypto/amcc/crypto4xx_core.c
- @@ -396,10 +396,9 @@ static u32 crypto4xx_build_sdr(struct cr
- if (!dev->sdr)
- return -ENOMEM;
-
- - dev->scatter_buffer_size = PPC4XX_SD_BUFFER_SIZE;
- dev->scatter_buffer_va =
- dma_alloc_coherent(dev->core_dev->device,
- - dev->scatter_buffer_size * PPC4XX_NUM_SD,
- + PPC4XX_SD_BUFFER_SIZE * PPC4XX_NUM_SD,
- &dev->scatter_buffer_pa, GFP_ATOMIC);
- if (!dev->scatter_buffer_va)
- return -ENOMEM;
- @@ -408,7 +407,7 @@ static u32 crypto4xx_build_sdr(struct cr
-
- for (i = 0; i < PPC4XX_NUM_SD; i++) {
- sd_array[i].ptr = dev->scatter_buffer_pa +
- - dev->scatter_buffer_size * i;
- + PPC4XX_SD_BUFFER_SIZE * i;
- }
-
- return 0;
- @@ -423,7 +422,7 @@ static void crypto4xx_destroy_sdr(struct
-
- if (dev->scatter_buffer_va)
- dma_free_coherent(dev->core_dev->device,
- - dev->scatter_buffer_size * PPC4XX_NUM_SD,
- + PPC4XX_SD_BUFFER_SIZE * PPC4XX_NUM_SD,
- dev->scatter_buffer_va,
- dev->scatter_buffer_pa);
- }
- --- a/drivers/crypto/amcc/crypto4xx_core.h
- +++ b/drivers/crypto/amcc/crypto4xx_core.h
- @@ -87,7 +87,6 @@ struct crypto4xx_device {
- program ce sdr_base_register */
- void *scatter_buffer_va;
- dma_addr_t scatter_buffer_pa;
- - u32 scatter_buffer_size;
-
- void *shadow_sa_pool; /* pool of memory for sa in pd_uinfo */
- dma_addr_t shadow_sa_pool_pa;
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