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From: Matthew Auld <matthew.auld@intel.com>
To: igt-dev@lists.freedesktop.org
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>, intel-gfx@lists.freedesktop.org
Subject: [Intel-gfx] [PATCH i-g-t v3 03/11] lib/i915/gem_mman: add fixed mode to gem_mmap_offset__cpu
Date: Fri, 30 Jul 2021 09:53:40 +0100	[thread overview]
Message-ID: <20210730085348.2326899-3-matthew.auld@intel.com> (raw)
In-Reply-To: <20210730085348.2326899-1-matthew.auld@intel.com>

On discrete we only support the new fixed mode.

Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Ashutosh Dixit <ashutosh.dixit@intel.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Ramalingam C <ramalingam.c@intel.com>
---
 lib/i915/gem_mman.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/lib/i915/gem_mman.c b/lib/i915/gem_mman.c
index c432bb16..563a7ccf 100644
--- a/lib/i915/gem_mman.c
+++ b/lib/i915/gem_mman.c
@@ -474,8 +474,14 @@ void *gem_mmap__cpu(int fd, uint32_t handle, uint64_t offset, uint64_t size, uns
 void *__gem_mmap_offset__cpu(int fd, uint32_t handle, uint64_t offset,
 			     uint64_t size, unsigned prot)
 {
-	return __gem_mmap_offset(fd, handle, offset, size, prot,
+	void *ptr;
+
+	ptr = __gem_mmap_offset(fd, handle, offset, size, prot,
 				 I915_MMAP_OFFSET_WB);
+	if (!ptr)
+		ptr = __gem_mmap_offset__fixed(fd, handle, offset, size, prot);
+
+	return ptr;
 }
 
 /**
-- 
2.26.3

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  parent reply	other threads:[~2021-07-30  8:54 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-30  8:53 [Intel-gfx] [PATCH i-g-t v3 01/11] lib/i915/gem_mman: add FIXED mmap mode Matthew Auld
2021-07-30  8:53 ` [Intel-gfx] [PATCH i-g-t v3 02/11] lib/i915/gem_mman: add fixed mode to mmap__device_coherent Matthew Auld
2021-07-30  8:53 ` Matthew Auld [this message]
2021-08-02  6:29   ` [Intel-gfx] [PATCH i-g-t v3 03/11] lib/i915/gem_mman: add fixed mode to gem_mmap_offset__cpu Dixit, Ashutosh
2021-08-06 10:00     ` Maarten Lankhorst
2021-08-06 10:10     ` Maarten Lankhorst
2021-07-30  8:53 ` [Intel-gfx] [PATCH i-g-t v3 04/11] lib/i915/gem_mman: add fixed mode to gem_mmap__cpu Matthew Auld
2021-07-30  8:53 ` [Intel-gfx] [PATCH i-g-t v3 05/11] lib/i915/gem_mman: update mmap_offset_types with FIXED Matthew Auld
2021-07-30  8:53 ` [Intel-gfx] [PATCH i-g-t v3 06/11] lib/ioctl_wrappers: update mmap_{read, write} for discrete Matthew Auld
2021-07-30  8:53 ` [Intel-gfx] [PATCH i-g-t v3 07/11] lib/intel_bufops: " Matthew Auld
2021-07-30  8:53 ` [Intel-gfx] [PATCH i-g-t v3 08/11] lib/ioctl_wrappers: update set_domain " Matthew Auld
2021-08-02  6:24   ` Dixit, Ashutosh
2021-07-30  8:53 ` [Intel-gfx] [PATCH i-g-t v3 09/11] tests/i915/module_load: update " Matthew Auld
2021-08-02  6:25   ` Dixit, Ashutosh
2021-07-30  8:53 ` [Intel-gfx] [PATCH i-g-t v3 10/11] lib/i915/gem_mman: add helper query for has_device_coherent Matthew Auld
2021-07-30  8:53 ` [Intel-gfx] [PATCH i-g-t v3 11/11] tests/i915/gem_exec_fence: use device_coherent mmap Matthew Auld

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