From e1e6ff6648f5a0819a5b9429e787c1b6aacfec59 Mon Sep 17 00:00:00 2001 From: Christian Lamparter Date: Sat, 30 Nov 2019 20:57:11 +0100 Subject: apm821xx: add linux kernel 5.4 testing support This patch adds support for the linux kernel version 5.4 as an optional testing kernel. Signed-off-by: Christian Lamparter --- ...pto4xx-use-GFP_KERNEL-for-big-allocations.patch | 77 ++++++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 target/linux/apm821xx/patches-5.4/112-crypto-crypto4xx-use-GFP_KERNEL-for-big-allocations.patch (limited to 'target/linux/apm821xx/patches-5.4/112-crypto-crypto4xx-use-GFP_KERNEL-for-big-allocations.patch') diff --git a/target/linux/apm821xx/patches-5.4/112-crypto-crypto4xx-use-GFP_KERNEL-for-big-allocations.patch b/target/linux/apm821xx/patches-5.4/112-crypto-crypto4xx-use-GFP_KERNEL-for-big-allocations.patch new file mode 100644 index 0000000000..4fc988c1ec --- /dev/null +++ b/target/linux/apm821xx/patches-5.4/112-crypto-crypto4xx-use-GFP_KERNEL-for-big-allocations.patch @@ -0,0 +1,77 @@ +From 5bacaaea8a228bc46f402595b1694ef9128f3599 Mon Sep 17 00:00:00 2001 +Message-Id: <5bacaaea8a228bc46f402595b1694ef9128f3599.1577917078.git.chunkeey@gmail.com> +In-Reply-To: <3913dbe4b3256ead342572f7aba726a60ab5fd43.1577917078.git.chunkeey@gmail.com> +References: <3913dbe4b3256ead342572f7aba726a60ab5fd43.1577917078.git.chunkeey@gmail.com> +From: Christian Lamparter +Date: Wed, 1 Jan 2020 22:54:54 +0100 +Subject: [PATCH 2/2] crypto: crypto4xx - use GFP_KERNEL for big allocations +To: linux-crypto@vger.kernel.org +Cc: Herbert Xu + +The driver should use GFP_KERNEL for the bigger allocation +during the driver's crypto4xx_probe() and not GFP_ATOMIC in +my opinion. + +Signed-off-by: Christian Lamparter +--- + drivers/crypto/amcc/crypto4xx_core.c | 12 ++++++------ + 1 file changed, 6 insertions(+), 6 deletions(-) + +diff --git a/drivers/crypto/amcc/crypto4xx_core.c b/drivers/crypto/amcc/crypto4xx_core.c +index 3ce5f0a24cbc..981de43ea5e2 100644 +--- a/drivers/crypto/amcc/crypto4xx_core.c ++++ b/drivers/crypto/amcc/crypto4xx_core.c +@@ -169,7 +169,7 @@ static u32 crypto4xx_build_pdr(struct crypto4xx_device *dev) + int i; + dev->pdr = dma_alloc_coherent(dev->core_dev->device, + sizeof(struct ce_pd) * PPC4XX_NUM_PD, +- &dev->pdr_pa, GFP_ATOMIC); ++ &dev->pdr_pa, GFP_KERNEL); + if (!dev->pdr) + return -ENOMEM; + +@@ -185,13 +185,13 @@ static u32 crypto4xx_build_pdr(struct crypto4xx_device *dev) + dev->shadow_sa_pool = dma_alloc_coherent(dev->core_dev->device, + sizeof(union shadow_sa_buf) * PPC4XX_NUM_PD, + &dev->shadow_sa_pool_pa, +- GFP_ATOMIC); ++ GFP_KERNEL); + if (!dev->shadow_sa_pool) + return -ENOMEM; + + dev->shadow_sr_pool = dma_alloc_coherent(dev->core_dev->device, + sizeof(struct sa_state_record) * PPC4XX_NUM_PD, +- &dev->shadow_sr_pool_pa, GFP_ATOMIC); ++ &dev->shadow_sr_pool_pa, GFP_KERNEL); + if (!dev->shadow_sr_pool) + return -ENOMEM; + for (i = 0; i < PPC4XX_NUM_PD; i++) { +@@ -277,7 +277,7 @@ static u32 crypto4xx_build_gdr(struct crypto4xx_device *dev) + { + dev->gdr = dma_alloc_coherent(dev->core_dev->device, + sizeof(struct ce_gd) * PPC4XX_NUM_GD, +- &dev->gdr_pa, GFP_ATOMIC); ++ &dev->gdr_pa, GFP_KERNEL); + if (!dev->gdr) + return -ENOMEM; + +@@ -358,14 +358,14 @@ static u32 crypto4xx_build_sdr(struct crypto4xx_device *dev) + dev->scatter_buffer_va = + dma_alloc_coherent(dev->core_dev->device, + PPC4XX_SD_BUFFER_SIZE * PPC4XX_NUM_SD, +- &dev->scatter_buffer_pa, GFP_ATOMIC); ++ &dev->scatter_buffer_pa, GFP_KERNEL); + if (!dev->scatter_buffer_va) + return -ENOMEM; + + /* alloc memory for scatter descriptor ring */ + dev->sdr = dma_alloc_coherent(dev->core_dev->device, + sizeof(struct ce_sd) * PPC4XX_NUM_SD, +- &dev->sdr_pa, GFP_ATOMIC); ++ &dev->sdr_pa, GFP_KERNEL); + if (!dev->sdr) + return -ENOMEM; + +-- +2.25.0.rc0 + -- cgit v1.2.3