diff options
| author | Bart Van Assche | 2017-08-17 22:13:02 +0200 |
|---|---|---|
| committer | Jens Axboe | 2017-08-18 16:45:29 +0200 |
| commit | 6f7c76753a1f70d2668a90b28b2318fc16a5f00a (patch) | |
| tree | f78076e0926d5174c905938baf0bde189ff52553 /drivers/block/skd_main.c | |
| parent | skd: Introduce the symbolic constant SKD_MAX_REQ_PER_MSG (diff) | |
| download | kernel-qcow2-linux-6f7c76753a1f70d2668a90b28b2318fc16a5f00a.tar.gz kernel-qcow2-linux-6f7c76753a1f70d2668a90b28b2318fc16a5f00a.tar.xz kernel-qcow2-linux-6f7c76753a1f70d2668a90b28b2318fc16a5f00a.zip | |
skd: Introduce SKD_SKCOMP_SIZE
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>
Diffstat (limited to 'drivers/block/skd_main.c')
| -rw-r--r-- | drivers/block/skd_main.c | 22 |
1 files changed, 8 insertions, 14 deletions
diff --git a/drivers/block/skd_main.c b/drivers/block/skd_main.c index 98dc16073072..53090a10150f 100644 --- a/drivers/block/skd_main.c +++ b/drivers/block/skd_main.c @@ -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) { |