diff options
| author | Raag Jadav <raag.jadav@intel.com> | 2025-09-08 11:23:20 +0530 |
|---|---|---|
| committer | Lucas De Marchi <lucas.demarchi@intel.com> | 2025-09-09 06:02:35 -0700 |
| commit | fce99326c9cf5a0e57c4283a61c6b622ef5b0de8 (patch) | |
| tree | 4cf22d7366b07a2cfcd47f0951195ab806e49113 /drivers/gpu | |
| parent | drm/xe/vf: Move VF CCS debugfs attribute (diff) | |
| download | linux-fce99326c9cf5a0e57c4283a61c6b622ef5b0de8.tar.gz linux-fce99326c9cf5a0e57c4283a61c6b622ef5b0de8.zip | |
drm/xe/i2c: Enable bus mastering
Enable bus mastering for I2C controller to support device initiated
in-band transactions.
Signed-off-by: Raag Jadav <raag.jadav@intel.com>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Link: https://lore.kernel.org/r/20250908055320.2549722-1-raag.jadav@intel.com
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_i2c.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/xe/xe_i2c.c b/drivers/gpu/drm/xe/xe_i2c.c index 044dda517b7c..48dfcb41fa08 100644 --- a/drivers/gpu/drm/xe/xe_i2c.c +++ b/drivers/gpu/drm/xe/xe_i2c.c @@ -259,7 +259,7 @@ void xe_i2c_pm_resume(struct xe_device *xe, bool d3cold) return; if (d3cold) - xe_mmio_rmw32(mmio, I2C_CONFIG_CMD, 0, PCI_COMMAND_MEMORY); + xe_mmio_rmw32(mmio, I2C_CONFIG_CMD, 0, PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER); xe_mmio_rmw32(mmio, I2C_CONFIG_PMCSR, PCI_PM_CTRL_STATE_MASK, (__force u32)PCI_D0); drm_dbg(&xe->drm, "pmcsr: 0x%08x\n", xe_mmio_read32(mmio, I2C_CONFIG_PMCSR)); |