From e9f882a3f1e4ffabe0730af16d5f6d51737515a5 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 27 Aug 2013 15:12:14 +0300 Subject: [PATCH] drm/i915: add more VLV IOSF sideband ports accessors MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit For GPIO NC, CCK, CCU, and GPS CORE. Signed-off-by: Jani Nikula Signed-off-by: Shobhit Kumar Reviewed-by: Ville Syrjälä Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/i915_drv.h | 8 ++++ drivers/gpu/drm/i915/i915_reg.h | 4 ++ drivers/gpu/drm/i915/intel_sideband.c | 56 +++++++++++++++++++++++++++ 3 files changed, 68 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index d5cff9718103..e2628579dcbe 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2248,6 +2248,14 @@ int sandybridge_pcode_write(struct drm_i915_private *dev_priv, u8 mbox, u32 val) u32 vlv_punit_read(struct drm_i915_private *dev_priv, u8 addr); void vlv_punit_write(struct drm_i915_private *dev_priv, u8 addr, u32 val); u32 vlv_nc_read(struct drm_i915_private *dev_priv, u8 addr); +u32 vlv_gpio_nc_read(struct drm_i915_private *dev_priv, u32 reg); +void vlv_gpio_nc_write(struct drm_i915_private *dev_priv, u32 reg, u32 val); +u32 vlv_cck_read(struct drm_i915_private *dev_priv, u32 reg); +void vlv_cck_write(struct drm_i915_private *dev_priv, u32 reg, u32 val); +u32 vlv_ccu_read(struct drm_i915_private *dev_priv, u32 reg); +void vlv_ccu_write(struct drm_i915_private *dev_priv, u32 reg, u32 val); +u32 vlv_gps_core_read(struct drm_i915_private *dev_priv, u32 reg); +void vlv_gps_core_write(struct drm_i915_private *dev_priv, u32 reg, u32 val); u32 vlv_dpio_read(struct drm_i915_private *dev_priv, int reg); void vlv_dpio_write(struct drm_i915_private *dev_priv, int reg, u32 val); u32 intel_sbi_read(struct drm_i915_private *dev_priv, u16 reg, diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index c159e1a6810f..8f4c8b69ebc1 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -346,6 +346,10 @@ #define IOSF_PORT_PUNIT 0x4 #define IOSF_PORT_NC 0x11 #define IOSF_PORT_DPIO 0x12 +#define IOSF_PORT_GPIO_NC 0x13 +#define IOSF_PORT_CCK 0x14 +#define IOSF_PORT_CCU 0xA9 +#define IOSF_PORT_GPS_CORE 0x48 #define VLV_IOSF_DATA (VLV_DISPLAY_BASE + 0x2104) #define VLV_IOSF_ADDR (VLV_DISPLAY_BASE + 0x2108) diff --git a/drivers/gpu/drm/i915/intel_sideband.c b/drivers/gpu/drm/i915/intel_sideband.c index 9a0e6c5ea540..0a4167019769 100644 --- a/drivers/gpu/drm/i915/intel_sideband.c +++ b/drivers/gpu/drm/i915/intel_sideband.c @@ -101,6 +101,62 @@ u32 vlv_nc_read(struct drm_i915_private *dev_priv, u8 addr) return val; } +u32 vlv_gpio_nc_read(struct drm_i915_private *dev_priv, u32 reg) +{ + u32 val = 0; + vlv_sideband_rw(dev_priv, PCI_DEVFN(2, 0), IOSF_PORT_GPIO_NC, + PUNIT_OPCODE_REG_READ, reg, &val); + return val; +} + +void vlv_gpio_nc_write(struct drm_i915_private *dev_priv, u32 reg, u32 val) +{ + vlv_sideband_rw(dev_priv, PCI_DEVFN(2, 0), IOSF_PORT_GPIO_NC, + PUNIT_OPCODE_REG_WRITE, reg, &val); +} + +u32 vlv_cck_read(struct drm_i915_private *dev_priv, u32 reg) +{ + u32 val = 0; + vlv_sideband_rw(dev_priv, PCI_DEVFN(2, 0), IOSF_PORT_CCK, + PUNIT_OPCODE_REG_READ, reg, &val); + return val; +} + +void vlv_cck_write(struct drm_i915_private *dev_priv, u32 reg, u32 val) +{ + vlv_sideband_rw(dev_priv, PCI_DEVFN(2, 0), IOSF_PORT_CCK, + PUNIT_OPCODE_REG_WRITE, reg, &val); +} + +u32 vlv_ccu_read(struct drm_i915_private *dev_priv, u32 reg) +{ + u32 val = 0; + vlv_sideband_rw(dev_priv, PCI_DEVFN(2, 0), IOSF_PORT_CCU, + PUNIT_OPCODE_REG_READ, reg, &val); + return val; +} + +void vlv_ccu_write(struct drm_i915_private *dev_priv, u32 reg, u32 val) +{ + vlv_sideband_rw(dev_priv, PCI_DEVFN(2, 0), IOSF_PORT_CCU, + PUNIT_OPCODE_REG_WRITE, reg, &val); +} + +u32 vlv_gps_core_read(struct drm_i915_private *dev_priv, u32 reg) +{ + u32 val = 0; + vlv_sideband_rw(dev_priv, PCI_DEVFN(2, 0), IOSF_PORT_GPS_CORE, + PUNIT_OPCODE_REG_READ, reg, &val); + return val; +} + +void vlv_gps_core_write(struct drm_i915_private *dev_priv, u32 reg, u32 val) +{ + vlv_sideband_rw(dev_priv, PCI_DEVFN(2, 0), IOSF_PORT_GPS_CORE, + PUNIT_OPCODE_REG_WRITE, reg, &val); +} + u32 vlv_dpio_read(struct drm_i915_private *dev_priv, int reg) { u32 val = 0; -- GitLab