From 1d58234d5e0a2475f1be78d1c05146a3af4f875d Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 19 Apr 2013 13:03:37 -0400 Subject: [PATCH] drm/radeon: add indirect accessors for dift registers on CIK Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/cik_reg.h | 3 +++ drivers/gpu/drm/radeon/radeon.h | 18 ++++++++++++++++++ 2 files changed, 21 insertions(+) diff --git a/drivers/gpu/drm/radeon/cik_reg.h b/drivers/gpu/drm/radeon/cik_reg.h index d71e46d..ca1bb61 100644 --- a/drivers/gpu/drm/radeon/cik_reg.h +++ b/drivers/gpu/drm/radeon/cik_reg.h @@ -24,6 +24,9 @@ #ifndef __CIK_REG_H__ #define __CIK_REG_H__ +#define CIK_DIDT_IND_INDEX 0xca00 +#define CIK_DIDT_IND_DATA 0xca04 + #define CIK_DC_GPIO_HPD_MASK 0x65b0 #define CIK_DC_GPIO_HPD_A 0x65b4 #define CIK_DC_GPIO_HPD_EN 0x65b8 diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 5941ada..abf5268 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -2141,6 +2141,8 @@ void cik_mm_wdoorbell(struct radeon_device *rdev, u32 offset, u32 v); #define WREG32_PIF_PHY1(reg, v) eg_pif_phy1_wreg(rdev, (reg), (v)) #define RREG32_UVD_CTX(reg) r600_uvd_ctx_rreg(rdev, (reg)) #define WREG32_UVD_CTX(reg, v) r600_uvd_ctx_wreg(rdev, (reg), (v)) +#define RREG32_DIDT(reg) cik_didt_rreg(rdev, (reg)) +#define WREG32_DIDT(reg, v) cik_didt_wreg(rdev, (reg), (v)) #define WREG32_P(reg, val, mask) \ do { \ uint32_t tmp_ = RREG32(reg); \ @@ -2272,6 +2274,22 @@ static inline void r600_uvd_ctx_wreg(struct radeon_device *rdev, u32 reg, u32 v) WREG32(R600_UVD_CTX_DATA, (v)); } + +static inline u32 cik_didt_rreg(struct radeon_device *rdev, u32 reg) +{ + u32 r; + + WREG32(CIK_DIDT_IND_INDEX, (reg)); + r = RREG32(CIK_DIDT_IND_DATA); + return r; +} + +static inline void cik_didt_wreg(struct radeon_device *rdev, u32 reg, u32 v) +{ + WREG32(CIK_DIDT_IND_INDEX, (reg)); + WREG32(CIK_DIDT_IND_DATA, (v)); +} + void r100_pll_errata_after_index(struct radeon_device *rdev); -- 2.7.4