diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_vga.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_vga.c | 46 |
1 files changed, 24 insertions, 22 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_vga.c b/drivers/gpu/drm/i915/display/intel_vga.c index 4b98833bfa8c..fd18dd07ae49 100644 --- a/drivers/gpu/drm/i915/display/intel_vga.c +++ b/drivers/gpu/drm/i915/display/intel_vga.c @@ -3,6 +3,7 @@ * Copyright © 2019 Intel Corporation */ +#include <linux/delay.h> #include <linux/vgaarb.h> #include <video/vga.h> @@ -13,24 +14,24 @@ #include "intel_de.h" #include "intel_vga.h" -static i915_reg_t intel_vga_cntrl_reg(struct drm_i915_private *i915) +static i915_reg_t intel_vga_cntrl_reg(struct intel_display *display) { - if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)) + if (display->platform.valleyview || display->platform.cherryview) return VLV_VGACNTRL; - else if (DISPLAY_VER(i915) >= 5) + else if (DISPLAY_VER(display) >= 5) return CPU_VGACNTRL; else return VGACNTRL; } /* Disable the VGA plane that we never use */ -void intel_vga_disable(struct drm_i915_private *dev_priv) +void intel_vga_disable(struct intel_display *display) { - struct pci_dev *pdev = to_pci_dev(dev_priv->drm.dev); - i915_reg_t vga_reg = intel_vga_cntrl_reg(dev_priv); + struct pci_dev *pdev = to_pci_dev(display->drm->dev); + i915_reg_t vga_reg = intel_vga_cntrl_reg(display); u8 sr1; - if (intel_de_read(dev_priv, vga_reg) & VGA_DISP_DISABLE) + if (intel_de_read(display, vga_reg) & VGA_DISP_DISABLE) return; /* WaEnableVGAAccessThroughIOPort:ctg,elk,ilk,snb,ivb,vlv,hsw */ @@ -41,23 +42,24 @@ void intel_vga_disable(struct drm_i915_private *dev_priv) vga_put(pdev, VGA_RSRC_LEGACY_IO); udelay(300); - intel_de_write(dev_priv, vga_reg, VGA_DISP_DISABLE); - intel_de_posting_read(dev_priv, vga_reg); + intel_de_write(display, vga_reg, VGA_DISP_DISABLE); + intel_de_posting_read(display, vga_reg); } -void intel_vga_redisable_power_on(struct drm_i915_private *dev_priv) +void intel_vga_redisable_power_on(struct intel_display *display) { - i915_reg_t vga_reg = intel_vga_cntrl_reg(dev_priv); + i915_reg_t vga_reg = intel_vga_cntrl_reg(display); - if (!(intel_de_read(dev_priv, vga_reg) & VGA_DISP_DISABLE)) { - drm_dbg_kms(&dev_priv->drm, + if (!(intel_de_read(display, vga_reg) & VGA_DISP_DISABLE)) { + drm_dbg_kms(display->drm, "Something enabled VGA plane, disabling it\n"); - intel_vga_disable(dev_priv); + intel_vga_disable(display); } } -void intel_vga_redisable(struct drm_i915_private *i915) +void intel_vga_redisable(struct intel_display *display) { + struct drm_i915_private *i915 = to_i915(display->drm); intel_wakeref_t wakeref; /* @@ -73,14 +75,14 @@ void intel_vga_redisable(struct drm_i915_private *i915) if (!wakeref) return; - intel_vga_redisable_power_on(i915); + intel_vga_redisable_power_on(display); intel_display_power_put(i915, POWER_DOMAIN_VGA, wakeref); } -void intel_vga_reset_io_mem(struct drm_i915_private *i915) +void intel_vga_reset_io_mem(struct intel_display *display) { - struct pci_dev *pdev = to_pci_dev(i915->drm.dev); + struct pci_dev *pdev = to_pci_dev(display->drm->dev); /* * After we re-enable the power well, if we touch VGA register 0x3d5 @@ -97,10 +99,10 @@ void intel_vga_reset_io_mem(struct drm_i915_private *i915) vga_put(pdev, VGA_RSRC_LEGACY_IO); } -int intel_vga_register(struct drm_i915_private *i915) +int intel_vga_register(struct intel_display *display) { - struct pci_dev *pdev = to_pci_dev(i915->drm.dev); + struct pci_dev *pdev = to_pci_dev(display->drm->dev); int ret; /* @@ -118,9 +120,9 @@ int intel_vga_register(struct drm_i915_private *i915) return 0; } -void intel_vga_unregister(struct drm_i915_private *i915) +void intel_vga_unregister(struct intel_display *display) { - struct pci_dev *pdev = to_pci_dev(i915->drm.dev); + struct pci_dev *pdev = to_pci_dev(display->drm->dev); vga_client_unregister(pdev); } |