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From: Brajesh Gupta <brajesh.gupta@imgtec.com>
To: Development mailing list for IGT GPU Tools
	<igt-dev@lists.freedesktop.org>
Cc: Alessio Belle <alessio.belle@imgtec.com>,
	Brajesh Gupta <brajesh.gupta@imgtec.com>,
	Luigi Santivetti <luigi.santivetti@imgtec.com>
Subject: [PATCH i-g-t v3 3/3] lib/igt_pvr: Pass DRM_PVR_BO_PM_FW_PROTECT flag for PM MList allocation
Date: Wed, 11 Nov 2026 10:32:23 +0530	[thread overview]
Message-ID: <20261111-b4-render_update-v3-3-979dcf01ff43@imgtec.com> (raw)
In-Reply-To: <20261111-b4-render_update-v3-0-979dcf01ff43@imgtec.com>

Pass DRM_PVR_BO_PM_FW_PROTECT flag for PM MList allocation to indicate
only PM/FW allowed to access the memory.

Signed-off-by: Brajesh Gupta <brajesh.gupta@imgtec.com>
---
 lib/igt_pvr.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/igt_pvr.c b/lib/igt_pvr.c
index 9e88b2e41..36846d7d6 100644
--- a/lib/igt_pvr.c
+++ b/lib/igt_pvr.c
@@ -842,7 +842,8 @@ static void igt_pvr_create_hwrt_rt_data_args(int fd, uint32_t vm_ctx,
 {
 	rt_data_args->pm_mlist_dev_addr =
 		igt_pvr_get_gpu_addr(igt_pvr_allocate_general(fd, vm_ctx, POWERVR_GPU_PAGE_SIZE,
-							      DRM_PVR_BO_BYPASS_DEVICE_CACHE));
+							      DRM_PVR_BO_BYPASS_DEVICE_CACHE |
+							      DRM_PVR_BO_PM_FW_PROTECT));
 	rt_data_args->macrotile_array_dev_addr =
 		igt_pvr_get_gpu_addr(igt_pvr_allocate_general(fd, vm_ctx, POWERVR_GPU_PAGE_SIZE,
 							      DRM_PVR_BO_BYPASS_DEVICE_CACHE));

-- 
2.43.0


  parent reply	other threads:[~2026-11-11  5:06 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-11-11  5:02 [PATCH i-g-t v3 0/3] imagination: Update allocation flags for buffers in submit job Brajesh Gupta
2026-11-11  5:02 ` [PATCH i-g-t v3 1/3] lib/igt_pvr: Update general heap allocation interface to pass flags Brajesh Gupta
2026-11-11  5:02 ` [PATCH i-g-t v3 2/3] imagination: Skip CPU access flag for a few Render related allocations Brajesh Gupta
2026-11-11  5:02 ` Brajesh Gupta [this message]
2026-11-11  6:26 ` ✓ Xe.CI.BAT: success for imagination: Update allocation flags for buffers in submit job (rev2) Patchwork
2026-11-11  6:47 ` ✓ i915.CI.BAT: " Patchwork
2026-11-11 11:25 ` ✗ Xe.CI.FULL: failure " Patchwork
2026-11-11 16:52 ` ✓ i915.CI.Full: success " Patchwork

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