xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

drm: remove drm specific kmap_atomic code

Browse Source 
kmap_atomic_prot() is now exported by all architectures.  Use this
function rather than open coding a driver specific kmap_atomic.

[arnd@arndb.de: include linux/highmem.h]
  Link: http://lkml.kernel.org/r/20200508220150.649044-1-arnd@arndb.de
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Chris Zankel <chris@zankel.net>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Helge Deller <deller@gmx.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>
Cc: Max Filippov <jcmvbkbc@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/20200507150004.1423069-12-ira.weiny@intel.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Ira Weiny
2020-06-04 16:48:02 -07:00
committed by Linus Torvalds
parent 20b271dfe9
commit 915ecc22d5
3 changed files with 13 additions and 64 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
drivers/gpu/drm/vmwgfx/vmwgfx_blit.c
View File

@@ -27,6 +27,7 @@
**************************************************************************/
#include "vmwgfx_drv.h"
#include <linux/highmem.h>
/*
* Template that implements find_first_diff() for a generic
@@ -374,12 +375,12 @@ static int vmw_bo_cpu_blit_line(struct vmw_bo_blit_line_data *d,
copy_size = min_t(u32, copy_size, PAGE_SIZE - src_page_offset);
if (unmap_src) {
ttm_kunmap_atomic_prot(d->src_addr, d->src_prot);
kunmap_atomic(d->src_addr);
d->src_addr = NULL;
}
if (unmap_dst) {
ttm_kunmap_atomic_prot(d->dst_addr, d->dst_prot);
kunmap_atomic(d->dst_addr);
d->dst_addr = NULL;
}
@@ -388,8 +389,8 @@ static int vmw_bo_cpu_blit_line(struct vmw_bo_blit_line_data *d,
return -EINVAL;
d->dst_addr =
ttm_kmap_atomic_prot(d->dst_pages[dst_page],
d->dst_prot);
kmap_atomic_prot(d->dst_pages[dst_page],
d->dst_prot);
if (!d->dst_addr)
return -ENOMEM;
@@ -401,8 +402,8 @@ static int vmw_bo_cpu_blit_line(struct vmw_bo_blit_line_data *d,
return -EINVAL;
d->src_addr =
ttm_kmap_atomic_prot(d->src_pages[src_page],
d->src_prot);
kmap_atomic_prot(d->src_pages[src_page],
d->src_prot);
if (!d->src_addr)
return -ENOMEM;
@@ -499,9 +500,9 @@ int vmw_bo_cpu_blit(struct ttm_buffer_object *dst,
}
out:
if (d.src_addr)
ttm_kunmap_atomic_prot(d.src_addr, d.src_prot);
kunmap_atomic(d.src_addr);
if (d.dst_addr)
ttm_kunmap_atomic_prot(d.dst_addr, d.dst_prot);
kunmap_atomic(d.dst_addr);
return ret;
}