diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_de.h')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_de.h | 205 |
1 files changed, 180 insertions, 25 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_de.h b/drivers/gpu/drm/i915/display/intel_de.h index 9d8c177aa228..a7ce3b875e06 100644 --- a/drivers/gpu/drm/i915/display/intel_de.h +++ b/drivers/gpu/drm/i915/display/intel_de.h @@ -6,54 +6,175 @@ #ifndef __INTEL_DE_H__ #define __INTEL_DE_H__ -#include "i915_drv.h" -#include "i915_reg.h" -#include "i915_trace.h" +#include "intel_display_core.h" +#include "intel_dmc_wl.h" +#include "intel_dsb.h" #include "intel_uncore.h" +#include "intel_uncore_trace.h" + +static inline struct intel_uncore *__to_uncore(struct intel_display *display) +{ + return to_intel_uncore(display->drm); +} static inline u32 -intel_de_read(struct drm_i915_private *i915, i915_reg_t reg) +intel_de_read(struct intel_display *display, i915_reg_t reg) { - return intel_uncore_read(&i915->uncore, reg); + u32 val; + + intel_dmc_wl_get(display, reg); + + val = intel_uncore_read(__to_uncore(display), reg); + + intel_dmc_wl_put(display, reg); + + return val; } -static inline void -intel_de_posting_read(struct drm_i915_private *i915, i915_reg_t reg) +static inline u8 +intel_de_read8(struct intel_display *display, i915_reg_t reg) { - intel_uncore_posting_read(&i915->uncore, reg); + u8 val; + + intel_dmc_wl_get(display, reg); + + val = intel_uncore_read8(__to_uncore(display), reg); + + intel_dmc_wl_put(display, reg); + + return val; +} + +static inline u64 +intel_de_read64_2x32(struct intel_display *display, + i915_reg_t lower_reg, i915_reg_t upper_reg) +{ + u64 val; + + intel_dmc_wl_get(display, lower_reg); + intel_dmc_wl_get(display, upper_reg); + + val = intel_uncore_read64_2x32(__to_uncore(display), lower_reg, + upper_reg); + + intel_dmc_wl_put(display, upper_reg); + intel_dmc_wl_put(display, lower_reg); + + return val; } static inline void -intel_de_write(struct drm_i915_private *i915, i915_reg_t reg, u32 val) +intel_de_posting_read(struct intel_display *display, i915_reg_t reg) { - intel_uncore_write(&i915->uncore, reg, val); + intel_dmc_wl_get(display, reg); + + intel_uncore_posting_read(__to_uncore(display), reg); + + intel_dmc_wl_put(display, reg); } static inline void -intel_de_rmw(struct drm_i915_private *i915, i915_reg_t reg, u32 clear, u32 set) +intel_de_write(struct intel_display *display, i915_reg_t reg, u32 val) +{ + intel_dmc_wl_get(display, reg); + + intel_uncore_write(__to_uncore(display), reg, val); + + intel_dmc_wl_put(display, reg); +} + +static inline u32 +intel_de_rmw(struct intel_display *display, i915_reg_t reg, u32 clear, u32 set) +{ + u32 val; + + intel_dmc_wl_get(display, reg); + + val = intel_uncore_rmw(__to_uncore(display), reg, clear, set); + + intel_dmc_wl_put(display, reg); + + return val; +} + +static inline int +intel_de_wait_us(struct intel_display *display, i915_reg_t reg, + u32 mask, u32 value, unsigned int timeout_us, + u32 *out_value) { - intel_uncore_rmw(&i915->uncore, reg, clear, set); + int ret; + + intel_dmc_wl_get(display, reg); + + ret = __intel_wait_for_register(__to_uncore(display), reg, mask, + value, timeout_us, 0, out_value); + + intel_dmc_wl_put(display, reg); + + return ret; } static inline int -intel_de_wait_for_register(struct drm_i915_private *i915, i915_reg_t reg, - u32 mask, u32 value, unsigned int timeout) +intel_de_wait_ms(struct intel_display *display, i915_reg_t reg, + u32 mask, u32 value, unsigned int timeout_ms, + u32 *out_value) { - return intel_wait_for_register(&i915->uncore, reg, mask, value, timeout); + int ret; + + intel_dmc_wl_get(display, reg); + + ret = __intel_wait_for_register(__to_uncore(display), reg, mask, + value, 2, timeout_ms, out_value); + + intel_dmc_wl_put(display, reg); + + return ret; } static inline int -intel_de_wait_for_set(struct drm_i915_private *i915, i915_reg_t reg, - u32 mask, unsigned int timeout) +intel_de_wait_fw_ms(struct intel_display *display, i915_reg_t reg, + u32 mask, u32 value, unsigned int timeout_ms, + u32 *out_value) { - return intel_de_wait_for_register(i915, reg, mask, mask, timeout); + return __intel_wait_for_register_fw(__to_uncore(display), reg, mask, + value, 2, timeout_ms, out_value); } static inline int -intel_de_wait_for_clear(struct drm_i915_private *i915, i915_reg_t reg, - u32 mask, unsigned int timeout) +intel_de_wait_fw_us_atomic(struct intel_display *display, i915_reg_t reg, + u32 mask, u32 value, unsigned int timeout_us, + u32 *out_value) { - return intel_de_wait_for_register(i915, reg, mask, 0, timeout); + return __intel_wait_for_register_fw(__to_uncore(display), reg, mask, + value, timeout_us, 0, out_value); +} + +static inline int +intel_de_wait_for_set_us(struct intel_display *display, i915_reg_t reg, + u32 mask, unsigned int timeout_us) +{ + return intel_de_wait_us(display, reg, mask, mask, timeout_us, NULL); +} + +static inline int +intel_de_wait_for_clear_us(struct intel_display *display, i915_reg_t reg, + u32 mask, unsigned int timeout_us) +{ + return intel_de_wait_us(display, reg, mask, 0, timeout_us, NULL); +} + +static inline int +intel_de_wait_for_set_ms(struct intel_display *display, i915_reg_t reg, + u32 mask, unsigned int timeout_ms) +{ + return intel_de_wait_ms(display, reg, mask, mask, timeout_ms, NULL); +} + +static inline int +intel_de_wait_for_clear_ms(struct intel_display *display, i915_reg_t reg, + u32 mask, unsigned int timeout_ms) +{ + return intel_de_wait_ms(display, reg, mask, 0, timeout_ms, NULL); } /* @@ -65,21 +186,55 @@ intel_de_wait_for_clear(struct drm_i915_private *i915, i915_reg_t reg, * a more localised lock guarding all access to that bank of registers. */ static inline u32 -intel_de_read_fw(struct drm_i915_private *i915, i915_reg_t reg) +intel_de_read_fw(struct intel_display *display, i915_reg_t reg) { u32 val; - val = intel_uncore_read_fw(&i915->uncore, reg); + val = intel_uncore_read_fw(__to_uncore(display), reg); trace_i915_reg_rw(false, reg, val, sizeof(val), true); return val; } static inline void -intel_de_write_fw(struct drm_i915_private *i915, i915_reg_t reg, u32 val) +intel_de_write_fw(struct intel_display *display, i915_reg_t reg, u32 val) { trace_i915_reg_rw(true, reg, val, sizeof(val), true); - intel_uncore_write_fw(&i915->uncore, reg, val); + intel_uncore_write_fw(__to_uncore(display), reg, val); +} + +static inline u32 +intel_de_rmw_fw(struct intel_display *display, i915_reg_t reg, u32 clear, u32 set) +{ + u32 old, val; + + old = intel_de_read_fw(display, reg); + val = (old & ~clear) | set; + intel_de_write_fw(display, reg, val); + + return old; +} + +static inline u32 +intel_de_read_notrace(struct intel_display *display, i915_reg_t reg) +{ + return intel_uncore_read_notrace(__to_uncore(display), reg); +} + +static inline void +intel_de_write_notrace(struct intel_display *display, i915_reg_t reg, u32 val) +{ + intel_uncore_write_notrace(__to_uncore(display), reg, val); +} + +static __always_inline void +intel_de_write_dsb(struct intel_display *display, struct intel_dsb *dsb, + i915_reg_t reg, u32 val) +{ + if (dsb) + intel_dsb_reg_write(dsb, reg, val); + else + intel_de_write_fw(display, reg, val); } #endif /* __INTEL_DE_H__ */ |