diff options
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r-- | drivers/gpu/drm/drm_irq.c | 27 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/i915_dma.c | 20 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 1 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 1 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 17 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_drv.h | 1 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/r100.c | 14 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/r600.c | 14 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/r600d.h | 1 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/radeon.h | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_asic.h | 12 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_device.c | 21 |
12 files changed, 130 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c index f85aaf21e78..0a6f0b3bdc7 100644 --- a/drivers/gpu/drm/drm_irq.c +++ b/drivers/gpu/drm/drm_irq.c @@ -37,6 +37,7 @@ #include <linux/interrupt.h> /* For task queue support */ +#include <linux/vgaarb.h> /** * Get interrupt from bus id. * @@ -171,6 +172,26 @@ err: } EXPORT_SYMBOL(drm_vblank_init); +static void drm_irq_vgaarb_nokms(void *cookie, bool state) +{ + struct drm_device *dev = cookie; + + if (dev->driver->vgaarb_irq) { + dev->driver->vgaarb_irq(dev, state); + return; + } + + if (!dev->irq_enabled) + return; + + if (state) + dev->driver->irq_uninstall(dev); + else { + dev->driver->irq_preinstall(dev); + dev->driver->irq_postinstall(dev); + } +} + /** * Install IRQ handler. * @@ -231,6 +252,9 @@ int drm_irq_install(struct drm_device *dev) return ret; } + if (!drm_core_check_feature(dev, DRIVER_MODESET)) + vga_client_register(dev->pdev, (void *)dev, drm_irq_vgaarb_nokms, NULL); + /* After installing handler */ ret = dev->driver->irq_postinstall(dev); if (ret < 0) { @@ -279,6 +303,9 @@ int drm_irq_uninstall(struct drm_device * dev) DRM_DEBUG("irq=%d\n", dev->pdev->irq); + if (!drm_core_check_feature(dev, DRIVER_MODESET)) + vga_client_register(dev->pdev, NULL, NULL, NULL); + dev->driver->irq_uninstall(dev); free_irq(dev->pdev->irq, dev); diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index 9909505d070..5a49a1867b3 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -33,6 +33,7 @@ #include "intel_drv.h" #include "i915_drm.h" #include "i915_drv.h" +#include <linux/vgaarb.h> /* Really want an OS-independent resettable timer. Would like to have * this loop run for (eg) 3 sec, but have the timer reset every time @@ -1012,6 +1013,19 @@ static int i915_probe_agp(struct drm_device *dev, uint32_t *aperture_size, return 0; } +/* true = enable decode, false = disable decoder */ +static unsigned int i915_vga_set_decode(void *cookie, bool state) +{ + struct drm_device *dev = cookie; + + intel_modeset_vga_set_state(dev, state); + if (state) + return VGA_RSRC_LEGACY_IO | VGA_RSRC_LEGACY_MEM | + VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM; + else + return VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM; +} + static int i915_load_modeset_init(struct drm_device *dev, unsigned long prealloc_size, unsigned long agp_size) @@ -1057,6 +1071,11 @@ static int i915_load_modeset_init(struct drm_device *dev, if (ret) DRM_INFO("failed to find VBIOS tables\n"); + /* if we have > 1 VGA cards, then disable the radeon VGA resources */ + ret = vga_client_register(dev->pdev, dev, NULL, i915_vga_set_decode); + if (ret) + goto destroy_ringbuffer; + ret = drm_irq_install(dev); if (ret) goto destroy_ringbuffer; @@ -1324,6 +1343,7 @@ int i915_driver_unload(struct drm_device *dev) if (drm_core_check_feature(dev, DRIVER_MODESET)) { drm_irq_uninstall(dev); + vga_client_register(dev->pdev, NULL, NULL, NULL); } if (dev->pdev->msi_enabled) diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 77ed060b429..a0632f8e76a 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -766,6 +766,7 @@ static inline void opregion_enable_asle(struct drm_device *dev) { return; } /* modesetting */ extern void intel_modeset_init(struct drm_device *dev); extern void intel_modeset_cleanup(struct drm_device *dev); +extern int intel_modeset_vga_set_state(struct drm_device *dev, bool state); /** * Lock test for when it's just for synchronization of ring access. diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index e38cd21161c..3f796355346 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -30,6 +30,7 @@ * fb aperture size and the amount of pre-reserved memory. */ #define INTEL_GMCH_CTRL 0x52 +#define INTEL_GMCH_VGA_DISABLE (1 << 1) #define INTEL_GMCH_ENABLED 0x4 #define INTEL_GMCH_MEM_MASK 0x1 #define INTEL_GMCH_MEM_64M 0x1 diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 155719ff99d..0227b165290 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -3917,3 +3917,20 @@ struct drm_encoder *intel_best_encoder(struct drm_connector *connector) return &intel_output->enc; } + +/* + * set vga decode state - true == enable VGA decode + */ +int intel_modeset_vga_set_state(struct drm_device *dev, bool state) +{ + struct drm_i915_private *dev_priv = dev->dev_private; + u16 gmch_ctrl; + + pci_read_config_word(dev_priv->bridge_dev, INTEL_GMCH_CTRL, &gmch_ctrl); + if (state) + gmch_ctrl &= ~INTEL_GMCH_VGA_DISABLE; + else + gmch_ctrl |= INTEL_GMCH_VGA_DISABLE; + pci_write_config_word(dev_priv->bridge_dev, INTEL_GMCH_CTRL, gmch_ctrl); + return 0; +} diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index b9e47f1e1cc..3a0004f755d 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -178,4 +178,5 @@ extern int intel_framebuffer_create(struct drm_device *dev, struct drm_mode_fb_cmd *mode_cmd, struct drm_framebuffer **fb, struct drm_gem_object *obj); + #endif /* __INTEL_DRV_H__ */ diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c index 737970b43ae..be51c5f7d0f 100644 --- a/drivers/gpu/drm/radeon/r100.c +++ b/drivers/gpu/drm/radeon/r100.c @@ -1955,6 +1955,20 @@ void r100_vram_init_sizes(struct radeon_device *rdev) rdev->mc.real_vram_size = rdev->mc.aper_size; } +void r100_vga_set_state(struct radeon_device *rdev, bool state) +{ + uint32_t temp; + + temp = RREG32(RADEON_CONFIG_CNTL); + if (state == false) { + temp &= ~(1<<8); + temp |= (1<<9); + } else { + temp &= ~(1<<9); + } + WREG32(RADEON_CONFIG_CNTL, temp); +} + void r100_vram_info(struct radeon_device *rdev) { r100_vram_get_type(rdev); diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 5f42fad1919..eab31c1d6df 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -1499,6 +1499,20 @@ int r600_startup(struct radeon_device *rdev) return 0; } +void r600_vga_set_state(struct radeon_device *rdev, bool state) +{ + uint32_t temp; + + temp = RREG32(CONFIG_CNTL); + if (state == false) { + temp &= ~(1<<0); + temp |= (1<<1); + } else { + temp &= ~(1<<1); + } + WREG32(CONFIG_CNTL, temp); +} + int r600_resume(struct radeon_device *rdev) { int r; diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h index 723295f5928..4a9028a85c9 100644 --- a/drivers/gpu/drm/radeon/r600d.h +++ b/drivers/gpu/drm/radeon/r600d.h @@ -78,6 +78,7 @@ #define CB_COLOR0_MASK 0x28100 #define CONFIG_MEMSIZE 0x5428 +#define CONFIG_CNTL 0x5424 #define CP_STAT 0x8680 #define CP_COHER_BASE 0x85F8 #define CP_DEBUG 0xC1FC diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 817af8ecff1..c839b608970 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -596,6 +596,7 @@ struct radeon_asic { int (*suspend)(struct radeon_device *rdev); void (*errata)(struct radeon_device *rdev); void (*vram_info)(struct radeon_device *rdev); + void (*vga_set_state)(struct radeon_device *rdev, bool state); int (*gpu_reset)(struct radeon_device *rdev); int (*mc_init)(struct radeon_device *rdev); void (*mc_fini)(struct radeon_device *rdev); @@ -954,6 +955,7 @@ static inline void radeon_ring_write(struct radeon_device *rdev, uint32_t v) #define radeon_cs_parse(p) rdev->asic->cs_parse((p)) #define radeon_errata(rdev) (rdev)->asic->errata((rdev)) #define radeon_vram_info(rdev) (rdev)->asic->vram_info((rdev)) +#define radeon_vga_set_state(rdev, state) (rdev)->asic->vga_set_state((rdev), (state)) #define radeon_gpu_reset(rdev) (rdev)->asic->gpu_reset((rdev)) #define radeon_mc_init(rdev) (rdev)->asic->mc_init((rdev)) #define radeon_mc_fini(rdev) (rdev)->asic->mc_fini((rdev)) diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h index 5f2a9e6f12c..8968f78fa1e 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.h +++ b/drivers/gpu/drm/radeon/radeon_asic.h @@ -47,6 +47,7 @@ uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg); void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v); void r100_errata(struct radeon_device *rdev); void r100_vram_info(struct radeon_device *rdev); +void r100_vga_set_state(struct radeon_device *rdev, bool state); int r100_gpu_reset(struct radeon_device *rdev); int r100_mc_init(struct radeon_device *rdev); void r100_mc_fini(struct radeon_device *rdev); @@ -89,6 +90,7 @@ static struct radeon_asic r100_asic = { .init = &r100_init, .errata = &r100_errata, .vram_info = &r100_vram_info, + .vga_set_state = &r100_vga_set_state, .gpu_reset = &r100_gpu_reset, .mc_init = &r100_mc_init, .mc_fini = &r100_mc_fini, @@ -158,6 +160,7 @@ static struct radeon_asic r300_asic = { .init = &r300_init, .errata = &r300_errata, .vram_info = &r300_vram_info, + .vga_set_state = &r100_vga_set_state, .gpu_reset = &r300_gpu_reset, .mc_init = &r300_mc_init, .mc_fini = &r300_mc_fini, @@ -208,6 +211,7 @@ static struct radeon_asic r420_asic = { .resume = &r420_resume, .errata = NULL, .vram_info = NULL, + .vga_set_state = &r100_vga_set_state, .gpu_reset = &r300_gpu_reset, .mc_init = NULL, .mc_fini = NULL, @@ -262,6 +266,7 @@ static struct radeon_asic rs400_asic = { .init = &r300_init, .errata = &rs400_errata, .vram_info = &rs400_vram_info, + .vga_set_state = &r100_vga_set_state, .gpu_reset = &r300_gpu_reset, .mc_init = &rs400_mc_init, .mc_fini = &rs400_mc_fini, @@ -323,6 +328,7 @@ static struct radeon_asic rs600_asic = { .init = &rs600_init, .errata = &rs600_errata, .vram_info = &rs600_vram_info, + .vga_set_state = &r100_vga_set_state, .gpu_reset = &r300_gpu_reset, .mc_init = &rs600_mc_init, .mc_fini = &rs600_mc_fini, @@ -372,6 +378,7 @@ static struct radeon_asic rs690_asic = { .init = &rs600_init, .errata = &rs690_errata, .vram_info = &rs690_vram_info, + .vga_set_state = &r100_vga_set_state, .gpu_reset = &r300_gpu_reset, .mc_init = &rs690_mc_init, .mc_fini = &rs690_mc_fini, @@ -428,6 +435,7 @@ static struct radeon_asic rv515_asic = { .init = &rv515_init, .errata = &rv515_errata, .vram_info = &rv515_vram_info, + .vga_set_state = &r100_vga_set_state, .gpu_reset = &rv515_gpu_reset, .mc_init = &rv515_mc_init, .mc_fini = &rv515_mc_fini, @@ -477,6 +485,7 @@ static struct radeon_asic r520_asic = { .init = &rv515_init, .errata = &r520_errata, .vram_info = &r520_vram_info, + .vga_set_state = &r100_vga_set_state, .gpu_reset = &rv515_gpu_reset, .mc_init = &r520_mc_init, .mc_fini = &r520_mc_fini, @@ -520,6 +529,7 @@ int r600_init(struct radeon_device *rdev); void r600_fini(struct radeon_device *rdev); int r600_suspend(struct radeon_device *rdev); int r600_resume(struct radeon_device *rdev); +void r600_vga_set_state(struct radeon_device *rdev, bool state); int r600_wb_init(struct radeon_device *rdev); void r600_wb_fini(struct radeon_device *rdev); void r600_cp_commit(struct radeon_device *rdev); @@ -556,6 +566,7 @@ static struct radeon_asic r600_asic = { .resume = &r600_resume, .cp_commit = &r600_cp_commit, .vram_info = NULL, + .vga_set_state = &r600_vga_set_state, .gpu_reset = &r600_gpu_reset, .mc_init = NULL, .mc_fini = NULL, @@ -606,6 +617,7 @@ static struct radeon_asic rv770_asic = { .cp_commit = &r600_cp_commit, .vram_info = NULL, .gpu_reset = &rv770_gpu_reset, + .vga_set_state = &r600_vga_set_state, .mc_init = NULL, .mc_fini = NULL, .wb_init = &r600_wb_init, diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index 8a40c616b53..daf5db78095 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -29,6 +29,7 @@ #include <drm/drmP.h> #include <drm/drm_crtc_helper.h> #include <drm/radeon_drm.h> +#include <linux/vgaarb.h> #include "radeon_reg.h" #include "radeon.h" #include "radeon_asic.h" @@ -480,7 +481,18 @@ void radeon_combios_fini(struct radeon_device *rdev) { } +/* if we get transitioned to only one device, tak VGA back */ +static unsigned int radeon_vga_set_decode(void *cookie, bool state) +{ + struct radeon_device *rdev = cookie; + radeon_vga_set_state(rdev, state); + if (state) + return VGA_RSRC_LEGACY_IO | VGA_RSRC_LEGACY_MEM | + VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM; + else + return VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM; +} /* * Radeon device. */ @@ -578,6 +590,13 @@ int radeon_device_init(struct radeon_device *rdev, if (r) { return r; } + + /* if we have > 1 VGA cards, then disable the radeon VGA resources */ + r = vga_client_register(rdev->pdev, rdev, NULL, radeon_vga_set_decode); + if (r) { + return -EINVAL; + } + if (!rdev->new_init_path) { /* Setup errata flags */ radeon_errata(rdev); @@ -586,7 +605,6 @@ int radeon_device_init(struct radeon_device *rdev, /* Initialize surface registers */ radeon_surface_init(rdev); - /* TODO: disable VGA need to use VGA request */ /* BIOS*/ if (!radeon_get_bios(rdev)) { if (ASIC_IS_AVIVO(rdev)) @@ -697,6 +715,7 @@ void radeon_device_fini(struct radeon_device *rdev) radeon_agp_fini(rdev); #endif radeon_irq_kms_fini(rdev); + vga_client_register(rdev->pdev, NULL, NULL, NULL); radeon_fence_driver_fini(rdev); radeon_clocks_fini(rdev); radeon_object_fini(rdev); |