diff options
| author | Raag Jadav <raag.jadav@intel.com> | 2026-01-05 13:37:50 +0530 |
|---|---|---|
| committer | Matt Roper <matthew.d.roper@intel.com> | 2026-01-05 07:43:22 -0800 |
| commit | e70711be0d0ebdd0a9213446b657fe0815e38017 (patch) | |
| tree | 8098f8d652381b1d4ba2d9f35ff09f8560b4ddb2 /drivers | |
| parent | 0b075f82935e82fc9fff90d06d2a161caaebd9c3 (diff) | |
drm/xe/i2c: Force polling mode in survivability
SGUnit interrupts are not initialized in survivability. Force I2C
controller to polling mode while in survivability.
v2: Use helper function instead of manual check (Riana)
Signed-off-by: Raag Jadav <raag.jadav@intel.com>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Link: https://patch.msgid.link/20260105080750.16605-1-raag.jadav@intel.com
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_i2c.c | 9 | ||||
| -rw-r--r-- | drivers/gpu/drm/xe/xe_survivability_mode.c | 2 |
2 files changed, 7 insertions, 4 deletions
diff --git a/drivers/gpu/drm/xe/xe_i2c.c b/drivers/gpu/drm/xe/xe_i2c.c index 8eccbae05705..befc77e46eae 100644 --- a/drivers/gpu/drm/xe/xe_i2c.c +++ b/drivers/gpu/drm/xe/xe_i2c.c @@ -31,6 +31,7 @@ #include "xe_i2c.h" #include "xe_mmio.h" #include "xe_platform_types.h" +#include "xe_survivability_mode.h" /** * DOC: Xe I2C devices @@ -213,11 +214,13 @@ static const struct irq_domain_ops xe_i2c_irq_ops = { .map = xe_i2c_irq_map, }; -static int xe_i2c_create_irq(struct xe_i2c *i2c) +static int xe_i2c_create_irq(struct xe_device *xe) { + struct xe_i2c *i2c = xe->i2c; struct irq_domain *domain; - if (!(i2c->ep.capabilities & XE_I2C_EP_CAP_IRQ)) + if (!(i2c->ep.capabilities & XE_I2C_EP_CAP_IRQ) || + xe_survivability_mode_is_boot_enabled(xe)) return 0; domain = irq_domain_create_linear(dev_fwnode(i2c->drm_dev), 1, &xe_i2c_irq_ops, NULL); @@ -351,7 +354,7 @@ int xe_i2c_probe(struct xe_device *xe) if (ret) return ret; - ret = xe_i2c_create_irq(i2c); + ret = xe_i2c_create_irq(xe); if (ret) goto err_unregister_notifier; diff --git a/drivers/gpu/drm/xe/xe_survivability_mode.c b/drivers/gpu/drm/xe/xe_survivability_mode.c index 4c716182ad3b..31456f432fc8 100644 --- a/drivers/gpu/drm/xe/xe_survivability_mode.c +++ b/drivers/gpu/drm/xe/xe_survivability_mode.c @@ -321,7 +321,7 @@ static int enable_boot_survivability_mode(struct pci_dev *pdev) if (ret) return ret; - /* Make sure xe_heci_gsc_init() knows about survivability mode */ + /* Make sure xe_heci_gsc_init() and xe_i2c_probe() are aware of survivability */ survivability->mode = true; xe_heci_gsc_init(xe); |