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skd: Introduce SKD_SKCOMP_SIZE

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This patch does not change any functionality.

Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Hannes Reinecke <hare@suse.de>
Cc: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Bart Van Assche 2017-08-17 13:13:02 -07:00 committed by Jens Axboe
parent 2da7b40375
commit 6f7c76753a
1 changed files with 8 additions and 14 deletions
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22
drivers/block/skd_main.c
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@ -103,6 +103,10 @@ MODULE_VERSION(DRV_VERSION "-" DRV_BUILD_ID);
#define SKD_N_INTERNAL_BYTES (512u)
#define SKD_SKCOMP_SIZE \
((sizeof(struct fit_completion_entry_v1) + \
sizeof(struct fit_comp_error_info)) * SKD_N_COMPLETION_ENTRY)
/* 5 bits of uniqifier, 0xF800 */
#define SKD_ID_INCR (0x400)
#define SKD_ID_TABLE_MASK (3u << 8u)
@ -2834,13 +2838,7 @@ static void skd_release_special(struct skd_device *skdev,
static void skd_reset_skcomp(struct skd_device *skdev)
{
u32 nbytes;
struct fit_completion_entry_v1 *skcomp;
nbytes = sizeof(*skcomp) * SKD_N_COMPLETION_ENTRY;
nbytes += sizeof(struct fit_comp_error_info) * SKD_N_COMPLETION_ENTRY;
memset(skdev->skcomp_table, 0, nbytes);
memset(skdev->skcomp_table, 0, SKD_SKCOMP_SIZE);
skdev->skcomp_ix = 0;
skdev->skcomp_cycle = 1;
@ -3851,16 +3849,12 @@ static int skd_cons_skcomp(struct skd_device *skdev)
{
int rc = 0;
struct fit_completion_entry_v1 *skcomp;
u32 nbytes;
nbytes = sizeof(*skcomp) * SKD_N_COMPLETION_ENTRY;
nbytes += sizeof(struct fit_comp_error_info) * SKD_N_COMPLETION_ENTRY;
dev_dbg(&skdev->pdev->dev,
"comp pci_alloc, total bytes %d entries %d\n",
nbytes, SKD_N_COMPLETION_ENTRY);
"comp pci_alloc, total bytes %zd entries %d\n",
SKD_SKCOMP_SIZE, SKD_N_COMPLETION_ENTRY);
skcomp = pci_zalloc_consistent(skdev->pdev, nbytes,
skcomp = pci_zalloc_consistent(skdev->pdev, SKD_SKCOMP_SIZE,
&skdev->cq_dma_address);
if (skcomp == NULL) {