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path: root/drivers/gpu/drm/xe/xe_heci_gsc.c
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Diffstat (limited to 'drivers/gpu/drm/xe/xe_heci_gsc.c')
-rw-r--r--drivers/gpu/drm/xe/xe_heci_gsc.c40
1 files changed, 17 insertions, 23 deletions
diff --git a/drivers/gpu/drm/xe/xe_heci_gsc.c b/drivers/gpu/drm/xe/xe_heci_gsc.c
index d765bfd3636b..27d11e06a82b 100644
--- a/drivers/gpu/drm/xe/xe_heci_gsc.c
+++ b/drivers/gpu/drm/xe/xe_heci_gsc.c
@@ -12,6 +12,7 @@
#include "xe_drv.h"
#include "xe_heci_gsc.h"
#include "xe_platform_types.h"
+#include "xe_survivability_mode.h"
#define GSC_BAR_LENGTH 0x00000FFC
@@ -88,12 +89,9 @@ static void heci_gsc_release_dev(struct device *dev)
kfree(adev);
}
-void xe_heci_gsc_fini(struct xe_device *xe)
+static void xe_heci_gsc_fini(void *arg)
{
- struct xe_heci_gsc *heci_gsc = &xe->heci_gsc;
-
- if (!xe->info.has_heci_gscfi && !xe->info.has_heci_cscfi)
- return;
+ struct xe_heci_gsc *heci_gsc = arg;
if (heci_gsc->adev) {
struct auxiliary_device *aux_dev = &heci_gsc->adev->aux_dev;
@@ -105,6 +103,7 @@ void xe_heci_gsc_fini(struct xe_device *xe)
if (heci_gsc->irq >= 0)
irq_free_desc(heci_gsc->irq);
+
heci_gsc->irq = -1;
}
@@ -171,14 +170,14 @@ static int heci_gsc_add_device(struct xe_device *xe, const struct heci_gsc_def *
return ret;
}
-void xe_heci_gsc_init(struct xe_device *xe)
+int xe_heci_gsc_init(struct xe_device *xe)
{
struct xe_heci_gsc *heci_gsc = &xe->heci_gsc;
- const struct heci_gsc_def *def;
+ const struct heci_gsc_def *def = NULL;
int ret;
if (!xe->info.has_heci_gscfi && !xe->info.has_heci_cscfi)
- return;
+ return 0;
heci_gsc->irq = -1;
@@ -190,29 +189,24 @@ void xe_heci_gsc_init(struct xe_device *xe)
def = &heci_gsc_def_dg2;
} else if (xe->info.platform == XE_DG1) {
def = &heci_gsc_def_dg1;
- } else {
- drm_warn_once(&xe->drm, "Unknown platform\n");
- return;
}
- if (!def->name) {
- drm_warn_once(&xe->drm, "HECI is not implemented!\n");
- return;
+ if (!def || !def->name) {
+ drm_warn(&xe->drm, "HECI is not implemented!\n");
+ return 0;
}
- if (!def->use_polling) {
+ ret = devm_add_action_or_reset(xe->drm.dev, xe_heci_gsc_fini, heci_gsc);
+ if (ret)
+ return ret;
+
+ if (!def->use_polling && !xe_survivability_mode_is_enabled(xe)) {
ret = heci_gsc_irq_setup(xe);
if (ret)
- goto fail;
+ return ret;
}
- ret = heci_gsc_add_device(xe, def);
- if (ret)
- goto fail;
-
- return;
-fail:
- xe_heci_gsc_fini(xe);
+ return heci_gsc_add_device(xe, def);
}
void xe_heci_gsc_irq_handler(struct xe_device *xe, u32 iir)