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drm/i915/psr: Comment to clarify SRD_DEBUG is called PSR_MASK SKL+

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What was called SRD_DEBUG(0x6F860) on HSW and BDW was renamed to PSR_MASK
SKL onwards, add a note next to the macro definition.
There is also a different PSR_DEBUG on SKL+ to add to the confusion.

Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Acked-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180313040954.6289-1-dhinakaran.pandiyan@intel.com
This commit is contained in:
Dhinakaran Pandiyan 2018-03-12 21:09:54 -07:00 committed by Rodrigo Vivi
parent 629820fcd0
commit 62801bf615
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/i915/i915_reg.h
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@ -4180,13 +4180,13 @@ enum {
#define EDP_PSR_PERF_CNT _MMIO(dev_priv->psr_mmio_base + 0x44)
#define EDP_PSR_PERF_CNT_MASK 0xffffff
#define EDP_PSR_DEBUG _MMIO(dev_priv->psr_mmio_base + 0x60)
#define EDP_PSR_DEBUG _MMIO(dev_priv->psr_mmio_base + 0x60) /* PSR_MASK on SKL+ */
#define EDP_PSR_DEBUG_MASK_MAX_SLEEP (1<<28)
#define EDP_PSR_DEBUG_MASK_LPSP (1<<27)
#define EDP_PSR_DEBUG_MASK_MEMUP (1<<26)
#define EDP_PSR_DEBUG_MASK_HPD (1<<25)
#define EDP_PSR_DEBUG_MASK_DISP_REG_WRITE (1<<16)
#define EDP_PSR_DEBUG_EXIT_ON_PIXEL_UNDERRUN (1<<15)
#define EDP_PSR_DEBUG_EXIT_ON_PIXEL_UNDERRUN (1<<15) /* SKL+ */
#define EDP_PSR2_CTL _MMIO(0x6f900)
#define EDP_PSR2_ENABLE (1<<31)