atm: use pci_zalloc_consistent
Remove the now unnecessary memset too. Signed-off-by: Joe Perches <joe@perches.com> Cc: Chas Williams <chas@cmf.nrl.navy.mil> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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6f2a011afc
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@ -533,14 +533,13 @@ static void he_init_tx_lbfp(struct he_dev *he_dev)
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static int he_init_tpdrq(struct he_dev *he_dev)
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{
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he_dev->tpdrq_base = pci_alloc_consistent(he_dev->pci_dev,
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CONFIG_TPDRQ_SIZE * sizeof(struct he_tpdrq), &he_dev->tpdrq_phys);
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he_dev->tpdrq_base = pci_zalloc_consistent(he_dev->pci_dev,
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CONFIG_TPDRQ_SIZE * sizeof(struct he_tpdrq),
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&he_dev->tpdrq_phys);
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if (he_dev->tpdrq_base == NULL) {
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hprintk("failed to alloc tpdrq\n");
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return -ENOMEM;
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}
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memset(he_dev->tpdrq_base, 0,
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CONFIG_TPDRQ_SIZE * sizeof(struct he_tpdrq));
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he_dev->tpdrq_tail = he_dev->tpdrq_base;
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he_dev->tpdrq_head = he_dev->tpdrq_base;
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@ -804,13 +803,13 @@ static int he_init_group(struct he_dev *he_dev, int group)
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goto out_free_rbpl_virt;
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}
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he_dev->rbpl_base = pci_alloc_consistent(he_dev->pci_dev,
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CONFIG_RBPL_SIZE * sizeof(struct he_rbp), &he_dev->rbpl_phys);
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he_dev->rbpl_base = pci_zalloc_consistent(he_dev->pci_dev,
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CONFIG_RBPL_SIZE * sizeof(struct he_rbp),
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&he_dev->rbpl_phys);
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if (he_dev->rbpl_base == NULL) {
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hprintk("failed to alloc rbpl_base\n");
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goto out_destroy_rbpl_pool;
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}
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memset(he_dev->rbpl_base, 0, CONFIG_RBPL_SIZE * sizeof(struct he_rbp));
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INIT_LIST_HEAD(&he_dev->rbpl_outstanding);
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@ -843,13 +842,13 @@ static int he_init_group(struct he_dev *he_dev, int group)
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/* rx buffer ready queue */
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he_dev->rbrq_base = pci_alloc_consistent(he_dev->pci_dev,
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CONFIG_RBRQ_SIZE * sizeof(struct he_rbrq), &he_dev->rbrq_phys);
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he_dev->rbrq_base = pci_zalloc_consistent(he_dev->pci_dev,
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CONFIG_RBRQ_SIZE * sizeof(struct he_rbrq),
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&he_dev->rbrq_phys);
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if (he_dev->rbrq_base == NULL) {
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hprintk("failed to allocate rbrq\n");
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goto out_free_rbpl;
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}
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memset(he_dev->rbrq_base, 0, CONFIG_RBRQ_SIZE * sizeof(struct he_rbrq));
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he_dev->rbrq_head = he_dev->rbrq_base;
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he_writel(he_dev, he_dev->rbrq_phys, G0_RBRQ_ST + (group * 16));
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@ -867,13 +866,13 @@ static int he_init_group(struct he_dev *he_dev, int group)
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/* tx buffer ready queue */
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he_dev->tbrq_base = pci_alloc_consistent(he_dev->pci_dev,
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CONFIG_TBRQ_SIZE * sizeof(struct he_tbrq), &he_dev->tbrq_phys);
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he_dev->tbrq_base = pci_zalloc_consistent(he_dev->pci_dev,
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CONFIG_TBRQ_SIZE * sizeof(struct he_tbrq),
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&he_dev->tbrq_phys);
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if (he_dev->tbrq_base == NULL) {
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hprintk("failed to allocate tbrq\n");
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goto out_free_rbpq_base;
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}
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memset(he_dev->tbrq_base, 0, CONFIG_TBRQ_SIZE * sizeof(struct he_tbrq));
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he_dev->tbrq_head = he_dev->tbrq_base;
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@ -1460,13 +1459,13 @@ static int he_start(struct atm_dev *dev)
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/* host status page */
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he_dev->hsp = pci_alloc_consistent(he_dev->pci_dev,
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sizeof(struct he_hsp), &he_dev->hsp_phys);
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he_dev->hsp = pci_zalloc_consistent(he_dev->pci_dev,
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sizeof(struct he_hsp),
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&he_dev->hsp_phys);
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if (he_dev->hsp == NULL) {
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hprintk("failed to allocate host status page\n");
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return -ENOMEM;
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}
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memset(he_dev->hsp, 0, sizeof(struct he_hsp));
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he_writel(he_dev, he_dev->hsp_phys, HSP_BA);
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/* initialize framer */
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@ -641,13 +641,11 @@ alloc_scq(struct idt77252_dev *card, int class)
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scq = kzalloc(sizeof(struct scq_info), GFP_KERNEL);
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if (!scq)
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return NULL;
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scq->base = pci_alloc_consistent(card->pcidev, SCQ_SIZE,
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&scq->paddr);
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scq->base = pci_zalloc_consistent(card->pcidev, SCQ_SIZE, &scq->paddr);
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if (scq->base == NULL) {
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kfree(scq);
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return NULL;
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}
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memset(scq->base, 0, SCQ_SIZE);
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scq->next = scq->base;
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scq->last = scq->base + (SCQ_ENTRIES - 1);
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@ -972,13 +970,12 @@ init_rsq(struct idt77252_dev *card)
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{
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struct rsq_entry *rsqe;
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card->rsq.base = pci_alloc_consistent(card->pcidev, RSQSIZE,
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&card->rsq.paddr);
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card->rsq.base = pci_zalloc_consistent(card->pcidev, RSQSIZE,
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&card->rsq.paddr);
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if (card->rsq.base == NULL) {
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printk("%s: can't allocate RSQ.\n", card->name);
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return -1;
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}
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memset(card->rsq.base, 0, RSQSIZE);
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card->rsq.last = card->rsq.base + RSQ_NUM_ENTRIES - 1;
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card->rsq.next = card->rsq.last;
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@ -3400,14 +3397,14 @@ static int init_card(struct atm_dev *dev)
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writel(0, SAR_REG_GP);
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/* Initialize RAW Cell Handle Register */
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card->raw_cell_hnd = pci_alloc_consistent(card->pcidev, 2 * sizeof(u32),
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&card->raw_cell_paddr);
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card->raw_cell_hnd = pci_zalloc_consistent(card->pcidev,
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2 * sizeof(u32),
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&card->raw_cell_paddr);
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if (!card->raw_cell_hnd) {
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printk("%s: memory allocation failure.\n", card->name);
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deinit_card(card);
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return -1;
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}
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memset(card->raw_cell_hnd, 0, 2 * sizeof(u32));
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writel(card->raw_cell_paddr, SAR_REG_RAWHND);
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IPRINTK("%s: raw cell handle is at 0x%p.\n", card->name,
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card->raw_cell_hnd);
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