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drm/radeon/evergreen: add indirect register accessors for CG registers 

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
hifive-unleashed-5.1
Alex Deucher 2013-04-12 11:49:51 -04:00
parent ff82bbc4d5
commit 46f9564ab0
2 changed files with 20 additions and 0 deletions
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3
drivers/gpu/drm/radeon/evergreen_reg.h
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@ -44,6 +44,9 @@
#define EVERGREEN_AUDIO_PLL1_DIV 0x5b4
#define EVERGREEN_AUDIO_PLL1_UNK 0x5bc
#define EVERGREEN_CG_IND_ADDR 0x8f8
#define EVERGREEN_CG_IND_DATA 0x8fc
#define EVERGREEN_AUDIO_ENABLE 0x5e78
#define EVERGREEN_AUDIO_VENDOR_ID 0x5ec0

17
drivers/gpu/drm/radeon/radeon.h
View File

@ -1852,6 +1852,8 @@ void cik_mm_wdoorbell(struct radeon_device *rdev, u32 offset, u32 v);
#define WREG32_SMC(reg, v) tn_smc_wreg(rdev, (reg), (v))
#define RREG32_RCU(reg) r600_rcu_rreg(rdev, (reg))
#define WREG32_RCU(reg, v) r600_rcu_wreg(rdev, (reg), (v))
#define RREG32_CG(reg) eg_cg_rreg(rdev, (reg))
#define WREG32_CG(reg, v) eg_cg_wreg(rdev, (reg), (v))
#define WREG32_P(reg, val, mask) \
do { \
uint32_t tmp_ = RREG32(reg); \
@ -1923,6 +1925,21 @@ static inline void r600_rcu_wreg(struct radeon_device *rdev, u32 reg, u32 v)
WREG32(R600_RCU_DATA, (v));
}
static inline u32 eg_cg_rreg(struct radeon_device *rdev, u32 reg)
{
u32 r;
WREG32(EVERGREEN_CG_IND_ADDR, ((reg) & 0xffff));
r = RREG32(EVERGREEN_CG_IND_DATA);
return r;
}
static inline void eg_cg_wreg(struct radeon_device *rdev, u32 reg, u32 v)
{
WREG32(EVERGREEN_CG_IND_ADDR, ((reg) & 0xffff));
WREG32(EVERGREEN_CG_IND_DATA, (v));
}
void r100_pll_errata_after_index(struct radeon_device *rdev);