| Message ID | 20250307105237.2909849-5-jouni.hogander@intel.com (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | Underrun on idle PSR workaround | expand |
diff --git a/drivers/gpu/drm/i915/display/intel_dmc_regs.h b/drivers/gpu/drm/i915/display/intel_dmc_regs.h index 2f1e3cb1a247..e16ea3f16ed8 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_regs.h +++ b/drivers/gpu/drm/i915/display/intel_dmc_regs.h @@ -27,6 +27,14 @@ _MTL_PIPEDMC_EVT_CTL_4_A, \ _MTL_PIPEDMC_EVT_CTL_4_B) +#define PIPEDMC_BLOCK_PKGC_SW_A 0x5f1d0 +#define PIPEDMC_BLOCK_PKGC_SW_B 0x5F5d0 +#define PIPEDMC_BLOCK_PKGC_SW(pipe) _MMIO_PIPE(pipe, \ + PIPEDMC_BLOCK_PKGC_SW_A, \ + PIPEDMC_BLOCK_PKGC_SW_B) +#define PIPEDMC_BLOCK_PKGC_SW_BLOCK_PKGC_ALWAYS BIT(31) +#define PIPEDMC_BLOCK_PKGC_SW_BLOCK_PKGC_UNTIL_NEXT_FRAMESTART BIT(15) + #define _ADLP_PIPEDMC_REG_MMIO_BASE_A 0x5f000 #define _TGL_PIPEDMC_REG_MMIO_BASE_A 0x92000
We need PIPEDMC_BLOCK_PKGC_SW definitions to implement workaround for underrun on idle PSR HW issue (Wa_16025596647). Add PIPEDMC_BLOCK_PKGC_SW register definitions. Bspec: 71265 Signed-off-by: Jouni Högander <jouni.hogander@intel.com> --- drivers/gpu/drm/i915/display/intel_dmc_regs.h | 8 ++++++++ 1 file changed, 8 insertions(+)