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| author | Jani Nikula <jani.nikula@intel.com> | 2025-06-23 14:43:45 +0300 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2025-06-23 21:45:16 +0300 |
| commit | 747b57e7b6925e0515af6706ac9d3d2bada57432 (patch) | |
| tree | 738de4a81f257fc0056eac0836e5d2f43ddc75b6 /drivers/gpu | |
| parent | drm/i915/pcode: drop fast wait from snb_pcode_write_timeout() (diff) | |
| download | linux-747b57e7b6925e0515af6706ac9d3d2bada57432.tar.gz linux-747b57e7b6925e0515af6706ac9d3d2bada57432.zip | |
drm/i915/pcode: add struct drm_device based interface
In preparation for dropping the dependency on struct intel_uncore from
display code, add a struct drm_device based interface to pcode.
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://lore.kernel.org/r/e4ee176ca5454cfc636cbe71feb9f55d9e91f4ea.1750678991.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pcode.c | 24 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pcode.h | 10 |
2 files changed, 34 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_pcode.c b/drivers/gpu/drm/i915/intel_pcode.c index b7e9b4ee1425..81da75108c60 100644 --- a/drivers/gpu/drm/i915/intel_pcode.c +++ b/drivers/gpu/drm/i915/intel_pcode.c @@ -272,3 +272,27 @@ int snb_pcode_write_p(struct intel_uncore *uncore, u32 mbcmd, u32 p1, u32 p2, u3 return err; } + +/* Helpers with drm device */ +int intel_pcode_read(struct drm_device *drm, u32 mbox, u32 *val, u32 *val1) +{ + struct drm_i915_private *i915 = to_i915(drm); + + return snb_pcode_read(&i915->uncore, mbox, val, val1); +} + +int intel_pcode_write_timeout(struct drm_device *drm, u32 mbox, u32 val, int timeout_ms) +{ + struct drm_i915_private *i915 = to_i915(drm); + + return snb_pcode_write_timeout(&i915->uncore, mbox, val, timeout_ms); +} + +int intel_pcode_request(struct drm_device *drm, u32 mbox, u32 request, + u32 reply_mask, u32 reply, int timeout_base_ms) +{ + struct drm_i915_private *i915 = to_i915(drm); + + return skl_pcode_request(&i915->uncore, mbox, request, reply_mask, reply, + timeout_base_ms); +} diff --git a/drivers/gpu/drm/i915/intel_pcode.h b/drivers/gpu/drm/i915/intel_pcode.h index 401ce27f72d4..c91a821a88d4 100644 --- a/drivers/gpu/drm/i915/intel_pcode.h +++ b/drivers/gpu/drm/i915/intel_pcode.h @@ -8,6 +8,7 @@ #include <linux/types.h> +struct drm_device; struct intel_uncore; int snb_pcode_read(struct intel_uncore *uncore, u32 mbox, u32 *val, u32 *val1); @@ -26,4 +27,13 @@ int intel_pcode_init(struct intel_uncore *uncore); int snb_pcode_read_p(struct intel_uncore *uncore, u32 mbcmd, u32 p1, u32 p2, u32 *val); int snb_pcode_write_p(struct intel_uncore *uncore, u32 mbcmd, u32 p1, u32 p2, u32 val); +/* Helpers with drm device */ +int intel_pcode_read(struct drm_device *drm, u32 mbox, u32 *val, u32 *val1); +int intel_pcode_write_timeout(struct drm_device *drm, u32 mbox, u32 val, int timeout_ms); +#define intel_pcode_write(drm, mbox, val) \ + intel_pcode_write_timeout((drm), (mbox), (val), 1) + +int intel_pcode_request(struct drm_device *drm, u32 mbox, u32 request, + u32 reply_mask, u32 reply, int timeout_base_ms); + #endif /* _INTEL_PCODE_H */ |