Re: [RFC v2 12/20] scsi: mpt3sas: Replace PCI pool old API

Peter Senna Tschudin
2017-02-18T18:40:44Z

On Sat, Feb 18, 2017 at 09:35:48AM +0100, Romain Perier wrote:
> The PCI pool API is deprecated. This commits replaces the PCI pool old
> API by the appropriated function with the DMA pool API.

Please run checkpatch, fix the style issue and resend.

>
> Signed-off-by: Romain Perier <romain.perier@collabora.com>
> ---
> drivers/scsi/mpt3sas/mpt3sas_base.c | 73 +++++++++++++++++--------------------
> 1 file changed, 34 insertions(+), 39 deletions(-)
>
> diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c
> index a3fe1fb..3c2206d 100644
> --- a/drivers/scsi/mpt3sas/mpt3sas_base.c
> +++ b/drivers/scsi/mpt3sas/mpt3sas_base.c
> @@ -3210,9 +3210,8 @@ _base_release_memory_pools(struct MPT3SAS_ADAPTER *ioc)
> }
>
> if (ioc->sense) {
> - pci_pool_free(ioc->sense_dma_pool, ioc->sense, ioc->sense_dma);
> - if (ioc->sense_dma_pool)
> - pci_pool_destroy(ioc->sense_dma_pool);
> + dma_pool_free(ioc->sense_dma_pool, ioc->sense, ioc->sense_dma);
> + dma_pool_destroy(ioc->sense_dma_pool);
> dexitprintk(ioc, pr_info(MPT3SAS_FMT
> "sense_pool(0x%p): free\n",
> ioc->name, ioc->sense));
> @@ -3220,9 +3219,8 @@ _base_release_memory_pools(struct MPT3SAS_ADAPTER *ioc)
> }
>
> if (ioc->reply) {
> - pci_pool_free(ioc->reply_dma_pool, ioc->reply, ioc->reply_dma);
> - if (ioc->reply_dma_pool)
> - pci_pool_destroy(ioc->reply_dma_pool);
> + dma_pool_free(ioc->reply_dma_pool, ioc->reply, ioc->reply_dma);
> + dma_pool_destroy(ioc->reply_dma_pool);
> dexitprintk(ioc, pr_info(MPT3SAS_FMT
> "reply_pool(0x%p): free\n",
> ioc->name, ioc->reply));
> @@ -3230,10 +3228,9 @@ _base_release_memory_pools(struct MPT3SAS_ADAPTER *ioc)
> }
>
> if (ioc->reply_free) {
> - pci_pool_free(ioc->reply_free_dma_pool, ioc->reply_free,
> + dma_pool_free(ioc->reply_free_dma_pool, ioc->reply_free,
> ioc->reply_free_dma);
> - if (ioc->reply_free_dma_pool)
> - pci_pool_destroy(ioc->reply_free_dma_pool);
> + dma_pool_destroy(ioc->reply_free_dma_pool);
> dexitprintk(ioc, pr_info(MPT3SAS_FMT
> "reply_free_pool(0x%p): free\n",
> ioc->name, ioc->reply_free));
> @@ -3244,7 +3241,7 @@ _base_release_memory_pools(struct MPT3SAS_ADAPTER *ioc)
> do {
> rps = &ioc->reply_post[i];
> if (rps->reply_post_free) {
> - pci_pool_free(
> + dma_pool_free(
> ioc->reply_post_free_dma_pool,
> rps->reply_post_free,
> rps->reply_post_free_dma);
> @@ -3256,8 +3253,7 @@ _base_release_memory_pools(struct MPT3SAS_ADAPTER *ioc)
> } while (ioc->rdpq_array_enable &&
> (++i < ioc->reply_queue_count));
>
> - if (ioc->reply_post_free_dma_pool)
> - pci_pool_destroy(ioc->reply_post_free_dma_pool);
> + dma_pool_destroy(ioc->reply_post_free_dma_pool);
> kfree(ioc->reply_post);
> }
>
> @@ -3278,12 +3274,11 @@ _base_release_memory_pools(struct MPT3SAS_ADAPTER *ioc)
> if (ioc->chain_lookup) {
> for (i = 0; i < ioc->chain_depth; i++) {
> if (ioc->chain_lookup[i].chain_buffer)
> - pci_pool_free(ioc->chain_dma_pool,
> + dma_pool_free(ioc->chain_dma_pool,
> ioc->chain_lookup[i].chain_buffer,
> ioc->chain_lookup[i].chain_buffer_dma);
> }
> - if (ioc->chain_dma_pool)
> - pci_pool_destroy(ioc->chain_dma_pool);
> + dma_pool_destroy(ioc->chain_dma_pool);
> free_pages((ulong)ioc->chain_lookup, ioc->chain_pages);
> ioc->chain_lookup = NULL;
> }
> @@ -3458,23 +3453,23 @@ _base_allocate_memory_pools(struct MPT3SAS_ADAPTER *ioc)
> ioc->name);
> goto out;
> }
> - ioc->reply_post_free_dma_pool = pci_pool_create("reply_post_free pool",
> - ioc->pdev, sz, 16, 0);
> + ioc->reply_post_free_dma_pool = dma_pool_create("reply_post_free pool",
> + &ioc->pdev->dev, sz, 16, 0);
> if (!ioc->reply_post_free_dma_pool) {
> pr_err(MPT3SAS_FMT
> - "reply_post_free pool: pci_pool_create failed\n",
> + "reply_post_free pool: dma_pool_create failed\n",
> ioc->name);
> goto out;
> }
> i = 0;
> do {
> ioc->reply_post[i].reply_post_free =
> - pci_pool_alloc(ioc->reply_post_free_dma_pool,
> + dma_pool_alloc(ioc->reply_post_free_dma_pool,
> GFP_KERNEL,
> &ioc->reply_post[i].reply_post_free_dma);
> if (!ioc->reply_post[i].reply_post_free) {
> pr_err(MPT3SAS_FMT
> - "reply_post_free pool: pci_pool_alloc failed\n",
> + "reply_post_free pool: dma_pool_alloc failed\n",
> ioc->name);
> goto out;
> }
> @@ -3589,15 +3584,15 @@ _base_allocate_memory_pools(struct MPT3SAS_ADAPTER *ioc)
> ioc->name);
> goto out;
> }
> - ioc->chain_dma_pool = pci_pool_create("chain pool", ioc->pdev,
> + ioc->chain_dma_pool = dma_pool_create("chain pool", &ioc->pdev->dev,
> ioc->chain_segment_sz, 16, 0);
> if (!ioc->chain_dma_pool) {
> - pr_err(MPT3SAS_FMT "chain_dma_pool: pci_pool_create failed\n",
> + pr_err(MPT3SAS_FMT "chain_dma_pool: dma_pool_create failed\n",
> ioc->name);
> goto out;
> }
> for (i = 0; i < ioc->chain_depth; i++) {
> - ioc->chain_lookup[i].chain_buffer = pci_pool_alloc(
> + ioc->chain_lookup[i].chain_buffer = dma_pool_alloc(
> ioc->chain_dma_pool , GFP_KERNEL,
> &ioc->chain_lookup[i].chain_buffer_dma);
> if (!ioc->chain_lookup[i].chain_buffer) {
> @@ -3642,17 +3637,17 @@ _base_allocate_memory_pools(struct MPT3SAS_ADAPTER *ioc)
>
> /* sense buffers, 4 byte align */
> sz = ioc->scsiio_depth * SCSI_SENSE_BUFFERSIZE;
> - ioc->sense_dma_pool = pci_pool_create("sense pool", ioc->pdev, sz, 4,
> - 0);
> + ioc->sense_dma_pool = dma_pool_create("sense pool", &ioc->pdev->dev, sz,
> + 4, 0);
> if (!ioc->sense_dma_pool) {
> - pr_err(MPT3SAS_FMT "sense pool: pci_pool_create failed\n",
> + pr_err(MPT3SAS_FMT "sense pool: dma_pool_create failed\n",
> ioc->name);
> goto out;
> }
> - ioc->sense = pci_pool_alloc(ioc->sense_dma_pool , GFP_KERNEL,
> + ioc->sense = dma_pool_alloc(ioc->sense_dma_pool, GFP_KERNEL,
> &ioc->sense_dma);
> if (!ioc->sense) {
> - pr_err(MPT3SAS_FMT "sense pool: pci_pool_alloc failed\n",
> + pr_err(MPT3SAS_FMT "sense pool: dma_pool_alloc failed\n",
> ioc->name);
> goto out;
> }
> @@ -3666,17 +3661,17 @@ _base_allocate_memory_pools(struct MPT3SAS_ADAPTER *ioc)
>
> /* reply pool, 4 byte align */
> sz = ioc->reply_free_queue_depth * ioc->reply_sz;
> - ioc->reply_dma_pool = pci_pool_create("reply pool", ioc->pdev, sz, 4,
> - 0);
> + ioc->reply_dma_pool = dma_pool_create("reply pool", &ioc->pdev->dev, sz,
> + 4, 0);
> if (!ioc->reply_dma_pool) {
> - pr_err(MPT3SAS_FMT "reply pool: pci_pool_create failed\n",
> + pr_err(MPT3SAS_FMT "reply pool: dma_pool_create failed\n",
> ioc->name);
> goto out;
> }
> - ioc->reply = pci_pool_alloc(ioc->reply_dma_pool , GFP_KERNEL,
> + ioc->reply = dma_pool_alloc(ioc->reply_dma_pool, GFP_KERNEL,
> &ioc->reply_dma);
> if (!ioc->reply) {
> - pr_err(MPT3SAS_FMT "reply pool: pci_pool_alloc failed\n",
> + pr_err(MPT3SAS_FMT "reply pool: dma_pool_alloc failed\n",
> ioc->name);
> goto out;
> }
> @@ -3692,17 +3687,17 @@ _base_allocate_memory_pools(struct MPT3SAS_ADAPTER *ioc)
>
> /* reply free queue, 16 byte align */
> sz = ioc->reply_free_queue_depth * 4;
> - ioc->reply_free_dma_pool = pci_pool_create("reply_free pool",
> - ioc->pdev, sz, 16, 0);
> + ioc->reply_free_dma_pool = dma_pool_create("reply_free pool",
> + &ioc->pdev->dev, sz, 16, 0);
> if (!ioc->reply_free_dma_pool) {
> - pr_err(MPT3SAS_FMT "reply_free pool: pci_pool_create failed\n",
> + pr_err(MPT3SAS_FMT "reply_free pool: dma_pool_create failed\n",
> ioc->name);
> goto out;
> }
> - ioc->reply_free = pci_pool_alloc(ioc->reply_free_dma_pool , GFP_KERNEL,
> + ioc->reply_free = dma_pool_alloc(ioc->reply_free_dma_pool , GFP_KERNEL,
here: ^

> &ioc->reply_free_dma);
> if (!ioc->reply_free) {
> - pr_err(MPT3SAS_FMT "reply_free pool: pci_pool_alloc failed\n",
> + pr_err(MPT3SAS_FMT "reply_free pool: dma_pool_alloc failed\n",
> ioc->name);
> goto out;
> }
> @@ -3720,7 +3715,7 @@ _base_allocate_memory_pools(struct MPT3SAS_ADAPTER *ioc)
> ioc->config_page_sz, &ioc->config_page_dma);
> if (!ioc->config_page) {
> pr_err(MPT3SAS_FMT
> - "config page: pci_pool_alloc failed\n",
> + "config page: dma_pool_alloc failed\n",
> ioc->name);
> goto out;
> }
> --
> 2.9.3
>