From: Maarten Lankhorst <dev@lankhorst.se>
To: intel-xe@lists.freedesktop.org
Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
Maarten Lankhorst <dev@lankhorst.se>,
Ingo Molnar <mingo@kernel.org>,
David Lechner <dlechner@baylibre.com>,
Peter Zijlstra <peterz@infradead.org>,
Will Deacon <will@kernel.org>, Waiman Long <longman@redhat.com>,
Boqun Feng <boqun.feng@gmail.com>
Subject: [PATCH-resent-to-correct-ml 7/8] drm/xe/vram: Use xe_force_wake guard helper
Date: Tue, 4 Feb 2025 14:22:36 +0100 [thread overview]
Message-ID: <20250204132238.162608-8-dev@lankhorst.se> (raw)
In-Reply-To: <20250204132238.162608-1-dev@lankhorst.se>
Signed-off-by: Maarten Lankhorst <dev@lankhorst.se>
---
drivers/gpu/drm/xe/xe_vram.c | 45 ++++++++++++++++--------------------
1 file changed, 20 insertions(+), 25 deletions(-)
diff --git a/drivers/gpu/drm/xe/xe_vram.c b/drivers/gpu/drm/xe/xe_vram.c
index b1f81dca610dc..9180bb4d29971 100644
--- a/drivers/gpu/drm/xe/xe_vram.c
+++ b/drivers/gpu/drm/xe/xe_vram.c
@@ -220,7 +220,6 @@ static int tile_vram_size(struct xe_tile *tile, u64 *vram_size,
{
struct xe_device *xe = tile_to_xe(tile);
struct xe_gt *gt = tile->primary_gt;
- unsigned int fw_ref;
u64 offset;
u32 reg;
@@ -240,33 +239,29 @@ static int tile_vram_size(struct xe_tile *tile, u64 *vram_size,
return 0;
}
- fw_ref = xe_force_wake_get(gt_to_fw(gt), XE_FW_GT);
- if (!fw_ref)
- return -ETIMEDOUT;
-
- /* actual size */
- if (unlikely(xe->info.platform == XE_DG1)) {
- *tile_size = pci_resource_len(to_pci_dev(xe->drm.dev), LMEM_BAR);
- *tile_offset = 0;
- } else {
- reg = xe_gt_mcr_unicast_read_any(gt, XEHP_TILE_ADDR_RANGE(gt->info.id));
- *tile_size = (u64)REG_FIELD_GET(GENMASK(14, 8), reg) * SZ_1G;
- *tile_offset = (u64)REG_FIELD_GET(GENMASK(7, 1), reg) * SZ_1G;
- }
-
- /* minus device usage */
- if (xe->info.has_flat_ccs) {
- offset = get_flat_ccs_offset(gt, *tile_size);
- } else {
- offset = xe_mmio_read64_2x32(&tile->mmio, GSMBASE);
- }
+ scoped_cond_guard(xe_force_wake_get, return -ETIMEDOUT, gt_to_fw(gt), XE_FW_GT) {
+ /* actual size */
+ if (unlikely(xe->info.platform == XE_DG1)) {
+ *tile_size = pci_resource_len(to_pci_dev(xe->drm.dev), LMEM_BAR);
+ *tile_offset = 0;
+ } else {
+ reg = xe_gt_mcr_unicast_read_any(gt, XEHP_TILE_ADDR_RANGE(gt->info.id));
+ *tile_size = (u64)REG_FIELD_GET(GENMASK(14, 8), reg) * SZ_1G;
+ *tile_offset = (u64)REG_FIELD_GET(GENMASK(7, 1), reg) * SZ_1G;
+ }
- /* remove the tile offset so we have just the available size */
- *vram_size = offset - *tile_offset;
+ /* minus device usage */
+ if (xe->info.has_flat_ccs) {
+ offset = get_flat_ccs_offset(gt, *tile_size);
+ } else {
+ offset = xe_mmio_read64_2x32(&tile->mmio, GSMBASE);
+ }
- xe_force_wake_put(gt_to_fw(gt), fw_ref);
+ /* remove the tile offset so we have just the available size */
+ *vram_size = offset - *tile_offset;
- return 0;
+ return 0;
+ }
}
static void vram_fini(void *arg)
--
2.47.1
next prev parent reply other threads:[~2025-02-04 13:21 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-04 13:22 [PATCH-resent-to-correct-ml 0/8] drm/xe: Convert xe_force_wake calls to guard helpers Maarten Lankhorst
2025-02-04 13:22 ` [PATCH-resent-to-correct-ml 1/8] header/cleanup.h: Add _init_args to DEFINE_LOCK_GUARD_1(_COND) Maarten Lankhorst
2025-02-04 13:22 ` [PATCH-resent-to-correct-ml 2/8] drm/xe/gt: Unify xe_hw_fence_irq_finish() calls Maarten Lankhorst
2025-02-04 15:20 ` Lucas De Marchi
2025-02-04 13:22 ` [PATCH-resent-to-correct-ml 3/8] drm/xe: Add scoped guards for xe_force_wake Maarten Lankhorst
2025-02-04 15:28 ` Lucas De Marchi
2025-02-04 16:30 ` Michal Wajdeczko
2025-02-04 22:28 ` Maarten Lankhorst
2025-02-04 22:49 ` Rodrigo Vivi
2025-02-04 13:22 ` [PATCH-resent-to-correct-ml 4/8] drm/xe: Add xe_force_wake_get_all Maarten Lankhorst
2025-02-04 13:22 ` [PATCH-resent-to-correct-ml 5/8] drm/xe/coredump: Use guard helpers for xe_force_wake Maarten Lankhorst
2025-02-04 15:40 ` Lucas De Marchi
2025-02-04 13:22 ` [PATCH-resent-to-correct-ml 6/8] drm/xe/gsc: Use guard helper for xe_gsc_print_info Maarten Lankhorst
2025-02-04 13:22 ` Maarten Lankhorst [this message]
2025-02-04 13:22 ` [PATCH-resent-to-correct-ml 8/8] drm/xe/gt: Convert to xe_force_wake guard helpers Maarten Lankhorst
2025-02-04 15:21 ` ✓ CI.Patch_applied: success for drm/xe: Convert xe_force_wake calls to " Patchwork
2025-02-04 15:21 ` ✗ CI.checkpatch: warning " Patchwork
2025-02-04 15:22 ` ✓ CI.KUnit: success " Patchwork
2025-02-04 15:38 ` ✓ CI.Build: " Patchwork
2025-02-04 15:41 ` ✓ CI.Hooks: " Patchwork
2025-02-04 15:42 ` ✗ CI.checksparse: warning " Patchwork
2025-02-04 17:40 ` [PATCH-resent-to-correct-ml 0/8] " David Lechner
2025-02-05 20:11 ` Maarten Lankhorst
2025-02-05 6:12 ` ✓ Xe.CI.BAT: success for " Patchwork
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