From: Souptick Joarder <jrdr.linux@gmail.com>
To: linux-graphics-maintainer@vmware.com, syeh@vmware.com,
thellstrom@vmware.com
Cc: sahu.rameshwar73@gmail.com, dri-devel@lists.freedesktop.org
Subject: [PATCH] gpu: vmwgfx: Use dma_pool_zalloc
Date: Fri, 2 Dec 2016 01:25:45 +0530 [thread overview]
Message-ID: <20161201195545.GA3696@jordon-HP-15-Notebook-PC> (raw)
We should use dma_pool_zalloc instead of dma_pool_alloc/memset
Signed-off-by: Souptick joarder <jrdr.linux@gmail.com>
---
drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c
index aa04fb0..fa097cc 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c
@@ -784,8 +784,8 @@ static int vmw_cmdbuf_space_pool(struct vmw_cmdbuf_man *man,
if (ret)
return ret;
- header->cb_header = dma_pool_alloc(man->headers, GFP_KERNEL,
- &header->handle);
+ header->cb_header = dma_pool_zalloc(man->headers, GFP_KERNEL,
+ &header->handle);
if (!header->cb_header) {
ret = -ENOMEM;
goto out_no_cb_header;
@@ -795,7 +795,6 @@ static int vmw_cmdbuf_space_pool(struct vmw_cmdbuf_man *man,
cb_hdr = header->cb_header;
offset = header->node.start << PAGE_SHIFT;
header->cmd = man->map + offset;
- memset(cb_hdr, 0, sizeof(*cb_hdr));
if (man->using_mob) {
cb_hdr->flags = SVGA_CB_FLAG_MOB;
cb_hdr->ptr.mob.mobid = man->cmd_space->mem.start;
@@ -832,8 +831,8 @@ static int vmw_cmdbuf_space_inline(struct vmw_cmdbuf_man *man,
if (WARN_ON_ONCE(size > VMW_CMDBUF_INLINE_SIZE))
return -ENOMEM;
- dheader = dma_pool_alloc(man->dheaders, GFP_KERNEL,
- &header->handle);
+ dheader = dma_pool_zalloc(man->dheaders, GFP_KERNEL,
+ &header->handle);
if (!dheader)
return -ENOMEM;
@@ -842,7 +841,6 @@ static int vmw_cmdbuf_space_inline(struct vmw_cmdbuf_man *man,
cb_hdr = &dheader->cb_header;
header->cb_header = cb_hdr;
header->cmd = dheader->cmd;
- memset(dheader, 0, sizeof(*dheader));
cb_hdr->status = SVGA_CB_STATUS_NONE;
cb_hdr->flags = SVGA_CB_FLAG_NONE;
cb_hdr->ptr.pa = (u64)header->handle +
--
1.9.1
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next reply other threads:[~2016-12-01 19:55 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-01 19:55 Souptick Joarder [this message]
2016-12-02 1:32 ` [PATCH] gpu: vmwgfx: Use dma_pool_zalloc Sinclair Yeh
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