drm/i915: Document which platforms have which CRC registers

Sprinkle some comments around to indicate which CRC registers
are valid for which platforms.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240531115342.2763-6-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Ville Syrjälä
2024-05-31 14:53:40 +03:00
parent 7bd7cfa833
commit 31951bbe3e

View File

@@ -66,28 +66,33 @@
#define _PIPE_CRC_RES_BLUE_A 0x60068
#define PIPE_CRC_RES_BLUE(dev_priv, pipe) _MMIO_TRANS2(dev_priv, pipe, _PIPE_CRC_RES_BLUE_A)
#define _PIPE_CRC_RES_RES1_A_I915 0x6006c
#define _PIPE_CRC_RES_RES1_A_I915 0x6006c /* i915+ */
#define PIPE_CRC_RES_RES1_I915(dev_priv, pipe) _MMIO_TRANS2(dev_priv, pipe, _PIPE_CRC_RES_RES1_A_I915)
#define _PIPE_CRC_RES_RES2_A_G4X 0x60080
#define _PIPE_CRC_RES_RES2_A_G4X 0x60080 /* g4x+ */
#define PIPE_CRC_RES_RES2_G4X(dev_priv, pipe) _MMIO_TRANS2(dev_priv, pipe, _PIPE_CRC_RES_RES2_A_G4X)
/* ivb */
#define _PIPE_CRC_RES_1_A_IVB 0x60064
#define _PIPE_CRC_RES_1_B_IVB 0x61064
#define PIPE_CRC_RES_1_IVB(pipe) _MMIO_PIPE(pipe, _PIPE_CRC_RES_1_A_IVB, _PIPE_CRC_RES_1_B_IVB)
/* ivb */
#define _PIPE_CRC_RES_2_A_IVB 0x60068
#define _PIPE_CRC_RES_2_B_IVB 0x61068
#define PIPE_CRC_RES_2_IVB(pipe) _MMIO_PIPE(pipe, _PIPE_CRC_RES_2_A_IVB, _PIPE_CRC_RES_2_B_IVB)
/* ivb */
#define _PIPE_CRC_RES_3_A_IVB 0x6006c
#define _PIPE_CRC_RES_3_B_IVB 0x6106c
#define PIPE_CRC_RES_3_IVB(pipe) _MMIO_PIPE(pipe, _PIPE_CRC_RES_3_A_IVB, _PIPE_CRC_RES_3_B_IVB)
/* ivb */
#define _PIPE_CRC_RES_4_A_IVB 0x60070
#define _PIPE_CRC_RES_4_B_IVB 0x61070
#define PIPE_CRC_RES_4_IVB(pipe) _MMIO_PIPE(pipe, _PIPE_CRC_RES_4_A_IVB, _PIPE_CRC_RES_4_B_IVB)
/* ivb */
#define _PIPE_CRC_RES_5_A_IVB 0x60074
#define _PIPE_CRC_RES_5_B_IVB 0x61074
#define PIPE_CRC_RES_5_IVB(pipe) _MMIO_PIPE(pipe, _PIPE_CRC_RES_5_A_IVB, _PIPE_CRC_RES_5_B_IVB)