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drm/xe: Minor cleanup in LRC handling

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BugLink: https://bugs.launchpad.net/bugs/2083656

[ Upstream commit 85cfc412579c041f1aaebba71427acec75ceca39 ]

Properly define register fields and remove redundant
lower_32_bits().

Signed-off-by: Niranjana Vishwanathapura <niranjana.vishwanathapura@intel.com>
Reviewed-by: Himal Prasad Ghimiray <himal.prasad.ghimiray@intel.com>
Reviewed-by: Stuart Summers <stuart.summers@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240507224255.5059-2-niranjana.vishwanathapura@intel.com
Stable-dep-of: 642dfc9d5964 ("drm/xe: Take ref to VM in delayed snapshot")
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Koichiro Den <koichiro.den@canonical.com>
Signed-off-by: Roxana Nicolescu <roxana.nicolescu@canonical.com>
This commit is contained in:
Niranjana Vishwanathapura
2024-05-07 15:42:50 -07:00
committed by Mehmet Basaran
parent dcbe184ed0
commit 40d3f88e19
2 changed files with 3 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/gpu/drm/xe/regs/xe_engine_regs.h
+2 -2
View File
@@ -44,9 +44,10 @@
#define GSCCS_RING_BASE 0x11a000
#define RING_TAIL(base) XE_REG((base) + 0x30)
#define TAIL_ADDR REG_GENMASK(20, 3)
#define RING_HEAD(base) XE_REG((base) + 0x34)
#define HEAD_ADDR 0x001FFFFC
#define HEAD_ADDR REG_GENMASK(20, 2)
#define RING_START(base) XE_REG((base) + 0x38)
@@ -133,7 +134,6 @@
#define RING_VALID_MASK 0x00000001
#define RING_VALID 0x00000001
#define STOP_RING REG_BIT(8)
#define TAIL_ADDR 0x001FFFF8
#define RING_CTX_TIMESTAMP(base) XE_REG((base) + 0x3a8)
drivers/gpu/drm/xe/xe_lrc.c
+1 -1
View File
@@ -1278,7 +1278,7 @@ struct xe_lrc_snapshot *xe_lrc_snapshot_capture(struct xe_lrc *lrc)
if (!snapshot)
return NULL;
snapshot->context_desc = lower_32_bits(xe_lrc_ggtt_addr(lrc));
snapshot->context_desc = xe_lrc_ggtt_addr(lrc);
snapshot->head = xe_lrc_ring_head(lrc);
snapshot->tail.internal = lrc->ring.tail;
snapshot->tail.memory = xe_lrc_read_ctx_reg(lrc, CTX_RING_TAIL);