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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-12-06 09:31:18 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-12-06 09:31:18 +0100 |
| commit | d598c3c46ea69ea974f0613a651cd4ef3be0c870 (patch) | |
| tree | 92c4b32aa13596484d81988f530d888586ff7c7a /drivers/gpu/drm/i915/display/intel_dp.c | |
| parent | 9899aa5ba525c293ea14f20891f3d98690661aea (diff) | |
| parent | 0fcfb00b28c0b7884635dacf38e46d60bf3d4eb1 (diff) | |
Merge 5.16-rc4 into usb-next
We need the USB fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dp.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index be883469d2fc..a552f05a67e5 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -29,6 +29,7 @@ #include <linux/i2c.h> #include <linux/notifier.h> #include <linux/slab.h> +#include <linux/timekeeping.h> #include <linux/types.h> #include <asm/byteorder.h> @@ -1955,6 +1956,16 @@ intel_edp_init_source_oui(struct intel_dp *intel_dp, bool careful) if (drm_dp_dpcd_write(&intel_dp->aux, DP_SOURCE_OUI, oui, sizeof(oui)) < 0) drm_err(&i915->drm, "Failed to write source OUI\n"); + + intel_dp->last_oui_write = jiffies; +} + +void intel_dp_wait_source_oui(struct intel_dp *intel_dp) +{ + struct drm_i915_private *i915 = dp_to_i915(intel_dp); + + drm_dbg_kms(&i915->drm, "Performing OUI wait\n"); + wait_remaining_ms_from_jiffies(intel_dp->last_oui_write, 30); } /* If the device supports it, try to set the power state appropriately */ |