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Commit 40e3b847 authored by Christian Lamparter's avatar Christian Lamparter Committed by Herbert Xu
Browse files

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: default avatarChristian Lamparter <chunkeey@googlemail.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 5c727f92

drivers/crypto/amcc/crypto4xx_core.c

+3 −4
Original line number Diff line number Diff line
@@ -394,10 +394,9 @@ static u32 crypto4xx_build_sdr(struct crypto4xx_device *dev) 
	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) {

		dma_free_coherent(dev->core_dev->device,
@@ -410,7 +409,7 @@ static u32 crypto4xx_build_sdr(struct crypto4xx_device *dev) 


	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;
@@ -425,7 +424,7 @@ static void crypto4xx_destroy_sdr(struct crypto4xx_device *dev) 


	if (dev->scatter_buffer_va != NULL)

		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);

}

drivers/crypto/amcc/crypto4xx_core.h

+0 −1
Original line number Diff line number Diff line
@@ -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;