[PATCH V2 09/10] staging: vchiq_arm: Don't cast scatter-gather elements

Stefan Wahren wahrenst at gmx.net
Mon Jun 10 14:02:19 PDT 2024


The kernel uses different types for DMA length & address,
so better use them.

Signed-off-by: Stefan Wahren <wahrenst at gmx.net>
---
 .../staging/vc04_services/interface/vchiq_arm/vchiq_arm.c   | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
index 706bfc7a0b90..02392073c4aa 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
@@ -162,7 +162,7 @@ cleanup_pagelistinfo(struct vchiq_instance *instance, struct vchiq_pagelist_info
 }

 static inline bool
-is_adjacent_block(u32 *addrs, u32 addr, unsigned int k)
+is_adjacent_block(u32 *addrs, dma_addr_t addr, unsigned int k)
 {
 	u32 tmp;

@@ -377,8 +377,8 @@ create_pagelist(struct vchiq_instance *instance, char *buf, char __user *ubuf,
 	/* Combine adjacent blocks for performance */
 	k = 0;
 	for_each_sg(scatterlist, sg, dma_buffers, i) {
-		u32 len = sg_dma_len(sg);
-		u32 addr = sg_dma_address(sg);
+		unsigned int len = sg_dma_len(sg);
+		dma_addr_t addr = sg_dma_address(sg);

 		/* Note: addrs is the address + page_count - 1
 		 * The firmware expects blocks after the first to be page-
--
2.34.1




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