[PATCH v3 01/17] dmaengine: bcm-sba-raid: Minor improvments in comments
From: Anup Patel
Date: Tue Aug 22 2017 - 05:57:39 EST
This patch does following improvments to comments:
1. Make section comments consistent across the driver by
avoiding " SBA " in some of the comments
2. Add/update few more section comments
Signed-off-by: Anup Patel <anup.patel@xxxxxxxxxxxx>
---
drivers/dma/bcm-sba-raid.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/dma/bcm-sba-raid.c b/drivers/dma/bcm-sba-raid.c
index e41bbc7..76999b7 100644
--- a/drivers/dma/bcm-sba-raid.c
+++ b/drivers/dma/bcm-sba-raid.c
@@ -48,7 +48,8 @@
#include "dmaengine.h"
-/* SBA command related defines */
+/* ====== Driver macros and defines ===== */
+
#define SBA_TYPE_SHIFT 48
#define SBA_TYPE_MASK GENMASK(1, 0)
#define SBA_TYPE_A 0x0
@@ -88,6 +89,8 @@
#define to_sba_device(dchan) \
container_of(dchan, struct sba_device, dma_chan)
+/* ===== Driver data structures ===== */
+
enum sba_request_state {
SBA_REQUEST_STATE_FREE = 1,
SBA_REQUEST_STATE_ALLOCED = 2,
@@ -164,7 +167,7 @@ struct sba_device {
int reqs_free_count;
};
-/* ====== SBA command helper routines ===== */
+/* ====== Command helper routines ===== */
static inline u64 __pure sba_cmd_enc(u64 cmd, u32 val, u32 shift, u32 mask)
{
@@ -196,7 +199,7 @@ static inline u32 __pure sba_cmd_pq_c_mdata(u32 d, u32 b1, u32 b0)
((d & SBA_C_MDATA_DNUM_MASK) << SBA_C_MDATA_DNUM_SHIFT);
}
-/* ====== Channel resource management routines ===== */
+/* ====== General helper routines ===== */
static struct sba_request *sba_alloc_request(struct sba_device *sba)
{
--
2.7.4