diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-4.19/950-0001-arm-partially-revert-702b94bff3c50542a6e4ab9a4f4cef0.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-4.19/950-0001-arm-partially-revert-702b94bff3c50542a6e4ab9a4f4cef0.patch | 99 |
1 files changed, 0 insertions, 99 deletions
diff --git a/target/linux/bcm27xx/patches-4.19/950-0001-arm-partially-revert-702b94bff3c50542a6e4ab9a4f4cef0.patch b/target/linux/bcm27xx/patches-4.19/950-0001-arm-partially-revert-702b94bff3c50542a6e4ab9a4f4cef0.patch deleted file mode 100644 index 38ef7b310d..0000000000 --- a/target/linux/bcm27xx/patches-4.19/950-0001-arm-partially-revert-702b94bff3c50542a6e4ab9a4f4cef0.patch +++ /dev/null @@ -1,99 +0,0 @@ -From 2096cda971fed28cbc822d8c7d489bf85af22f34 Mon Sep 17 00:00:00 2001 -From: Dan Pasanen <dan.pasanen@gmail.com> -Date: Thu, 21 Sep 2017 09:55:42 -0500 -Subject: [PATCH] arm: partially revert - 702b94bff3c50542a6e4ab9a4f4cef093262fe65 - -* Re-expose some dmi APIs for use in VCSM ---- - arch/arm/include/asm/cacheflush.h | 21 +++++++++++++++++++++ - arch/arm/include/asm/glue-cache.h | 2 ++ - arch/arm/mm/proc-macros.S | 2 ++ - arch/arm/mm/proc-syms.c | 3 +++ - 4 files changed, 28 insertions(+) - ---- a/arch/arm/include/asm/cacheflush.h -+++ b/arch/arm/include/asm/cacheflush.h -@@ -94,6 +94,21 @@ - * DMA Cache Coherency - * =================== - * -+ * dma_inv_range(start, end) -+ * -+ * Invalidate (discard) the specified virtual address range. -+ * May not write back any entries. If 'start' or 'end' -+ * are not cache line aligned, those lines must be written -+ * back. -+ * - start - virtual start address -+ * - end - virtual end address -+ * -+ * dma_clean_range(start, end) -+ * -+ * Clean (write back) the specified virtual address range. -+ * - start - virtual start address -+ * - end - virtual end address -+ * - * dma_flush_range(start, end) - * - * Clean and invalidate the specified virtual address range. -@@ -115,6 +130,8 @@ struct cpu_cache_fns { - void (*dma_map_area)(const void *, size_t, int); - void (*dma_unmap_area)(const void *, size_t, int); - -+ void (*dma_inv_range)(const void *, const void *); -+ void (*dma_clean_range)(const void *, const void *); - void (*dma_flush_range)(const void *, const void *); - } __no_randomize_layout; - -@@ -140,6 +157,8 @@ extern struct cpu_cache_fns cpu_cache; - * is visible to DMA, or data written by DMA to system memory is - * visible to the CPU. - */ -+#define dmac_inv_range cpu_cache.dma_inv_range -+#define dmac_clean_range cpu_cache.dma_clean_range - #define dmac_flush_range cpu_cache.dma_flush_range - - #else -@@ -159,6 +178,8 @@ extern void __cpuc_flush_dcache_area(voi - * is visible to DMA, or data written by DMA to system memory is - * visible to the CPU. - */ -+extern void dmac_inv_range(const void *, const void *); -+extern void dmac_clean_range(const void *, const void *); - extern void dmac_flush_range(const void *, const void *); - - #endif ---- a/arch/arm/include/asm/glue-cache.h -+++ b/arch/arm/include/asm/glue-cache.h -@@ -158,6 +158,8 @@ static inline void nop_dma_unmap_area(co - #define __cpuc_coherent_user_range __glue(_CACHE,_coherent_user_range) - #define __cpuc_flush_dcache_area __glue(_CACHE,_flush_kern_dcache_area) - -+#define dmac_inv_range __glue(_CACHE,_dma_inv_range) -+#define dmac_clean_range __glue(_CACHE,_dma_clean_range) - #define dmac_flush_range __glue(_CACHE,_dma_flush_range) - #endif - ---- a/arch/arm/mm/proc-macros.S -+++ b/arch/arm/mm/proc-macros.S -@@ -335,6 +335,8 @@ ENTRY(\name\()_cache_fns) - .long \name\()_flush_kern_dcache_area - .long \name\()_dma_map_area - .long \name\()_dma_unmap_area -+ .long \name\()_dma_inv_range -+ .long \name\()_dma_clean_range - .long \name\()_dma_flush_range - .size \name\()_cache_fns, . - \name\()_cache_fns - .endm ---- a/arch/arm/mm/proc-syms.c -+++ b/arch/arm/mm/proc-syms.c -@@ -30,6 +30,9 @@ EXPORT_SYMBOL(__cpuc_flush_user_all); - EXPORT_SYMBOL(__cpuc_flush_user_range); - EXPORT_SYMBOL(__cpuc_coherent_kern_range); - EXPORT_SYMBOL(__cpuc_flush_dcache_area); -+EXPORT_SYMBOL(dmac_inv_range); -+EXPORT_SYMBOL(dmac_clean_range); -+EXPORT_SYMBOL(dmac_flush_range); - #else - EXPORT_SYMBOL(cpu_cache); - #endif |