From eae66b50c760233fad526edf4a0d327be17a055d Mon Sep 17 00:00:00 2001 From: Eugeni Dodonov Date: Wed, 8 Feb 2012 12:53:49 -0800 Subject: drm/i915: gen7: implement rczunit workaround This is yet another workaround related to clock gating which we need on Ivy Bridge. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=41353 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=44610 Tested-by: Eugeni Dodonov Signed-off-by: Eugeni Dodonov Signed-off-by: Kenneth Graunke Signed-off-by: Jesse Barnes --- drivers/gpu/drm/i915/i915_reg.h | 1 + drivers/gpu/drm/i915/intel_display.c | 5 +++++ 2 files changed, 6 insertions(+) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index c3afb783cb9d..80fd6b5d4287 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -3618,6 +3618,7 @@ #define GT_FIFO_NUM_RESERVED_ENTRIES 20 #define GEN6_UCGCTL2 0x9404 +# define GEN6_RCZUNIT_CLOCK_GATE_DISABLE (1 << 13) # define GEN6_RCPBUNIT_CLOCK_GATE_DISABLE (1 << 12) # define GEN6_RCCUNIT_CLOCK_GATE_DISABLE (1 << 11) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index b3b51c43dad0..643c525b288c 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -8461,6 +8461,11 @@ static void ivybridge_init_clock_gating(struct drm_device *dev) I915_WRITE(WM2_LP_ILK, 0); I915_WRITE(WM1_LP_ILK, 0); + /* According to the spec, bit 13 (RCZUNIT) must be set on IVB. + * This implements the WaDisableRCZUnitClockGating workaround. + */ + I915_WRITE(GEN6_UCGCTL2, GEN6_RCZUNIT_CLOCK_GATE_DISABLE); + I915_WRITE(ILK_DSPCLK_GATE, IVB_VRHUNIT_CLK_GATE); I915_WRITE(IVB_CHICKEN3, -- cgit v1.2.3 From e4e0c058a19c41150d12ad2d3023b3cf09c5de67 Mon Sep 17 00:00:00 2001 From: Eugeni Dodonov Date: Wed, 8 Feb 2012 12:53:50 -0800 Subject: drm/i915: gen7: Implement an L3 caching workaround. This adds two cache-related workarounds for Ivy Bridge which can lead to 3D ring hangs and corruptions. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=41353 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=44610 Tested-by: Eugeni Dodonov Signed-off-by: Eugeni Dodonov Signed-off-by: Kenneth Graunke Signed-off-by: Jesse Barnes --- drivers/gpu/drm/i915/i915_reg.h | 7 +++++++ drivers/gpu/drm/i915/intel_display.c | 6 ++++++ 2 files changed, 13 insertions(+) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 80fd6b5d4287..ca4737e5cdfd 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -3028,6 +3028,13 @@ #define DISP_TILE_SURFACE_SWIZZLING (1<<13) #define DISP_FBC_WM_DIS (1<<15) +/* GEN7 chicken */ +#define GEN7_L3CNTLREG1 0xB01C +#define GEN7_WA_FOR_GEN7_L3_CONTROL 0x3C4FFF8C + +#define GEN7_L3_CHICKEN_MODE_REGISTER 0xB030 +#define GEN7_WA_L3_CHICKEN_MODE 0x20000000 + /* PCH */ /* south display engine interrupt */ diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 643c525b288c..928840aaeb06 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -8472,6 +8472,12 @@ static void ivybridge_init_clock_gating(struct drm_device *dev) CHICKEN3_DGMG_REQ_OUT_FIX_DISABLE | CHICKEN3_DGMG_DONE_FIX_DISABLE); + /* WaApplyL3ControlAndL3ChickenMode requires those two on Ivy Bridge */ + I915_WRITE(GEN7_L3CNTLREG1, + GEN7_WA_FOR_GEN7_L3_CONTROL); + I915_WRITE(GEN7_L3_CHICKEN_MODE_REGISTER, + GEN7_WA_L3_CHICKEN_MODE); + for_each_pipe(pipe) { I915_WRITE(DSPCNTR(pipe), I915_READ(DSPCNTR(pipe)) | -- cgit v1.2.3 From db099c8f963fe656108e0a068274c5580a17f69b Mon Sep 17 00:00:00 2001 From: Eugeni Dodonov Date: Wed, 8 Feb 2012 12:53:51 -0800 Subject: drm/i915: gen7: work around a system hang on IVB This adds the workaround for WaCatErrorRejectionIssue which could result in a system hang. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=41353 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=44610 Tested-by: Eugeni Dodonov Reviewed-by: Kenneth Graunke Signed-off-by: Eugeni Dodonov Signed-off-by: Jesse Barnes --- drivers/gpu/drm/i915/i915_reg.h | 4 ++++ drivers/gpu/drm/i915/intel_display.c | 5 +++++ 2 files changed, 9 insertions(+) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index ca4737e5cdfd..4e1ee909a80b 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -3035,6 +3035,10 @@ #define GEN7_L3_CHICKEN_MODE_REGISTER 0xB030 #define GEN7_WA_L3_CHICKEN_MODE 0x20000000 +/* WaCatErrorRejectionIssue */ +#define GEN7_SQ_CHICKEN_MBCUNIT_CONFIG 0x9030 +#define GEN7_SQ_CHICKEN_MBCUNIT_SQINTMOB (1<<11) + /* PCH */ /* south display engine interrupt */ diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 928840aaeb06..a5276150b8f8 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -8478,6 +8478,11 @@ static void ivybridge_init_clock_gating(struct drm_device *dev) I915_WRITE(GEN7_L3_CHICKEN_MODE_REGISTER, GEN7_WA_L3_CHICKEN_MODE); + /* This is required by WaCatErrorRejectionIssue */ + I915_WRITE(GEN7_SQ_CHICKEN_MBCUNIT_CONFIG, + I915_READ(GEN7_SQ_CHICKEN_MBCUNIT_CONFIG) | + GEN7_SQ_CHICKEN_MBCUNIT_SQINTMOB); + for_each_pipe(pipe) { I915_WRITE(DSPCNTR(pipe), I915_READ(DSPCNTR(pipe)) | -- cgit v1.2.3 From d71de14ddf423ccc9a2e3f7e37553c99ead20d7c Mon Sep 17 00:00:00 2001 From: Kenneth Graunke Date: Wed, 8 Feb 2012 12:53:52 -0800 Subject: drm/i915: gen7: Disable the RHWO optimization as it can cause GPU hangs. The BSpec Workarounds page states that bits 10 and 26 must be set to avoid 3D ring hangs. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=41353 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=44610 Tested-by: Eugeni Dodonov Signed-off-by: Kenneth Graunke Signed-off-by: Jesse Barnes --- drivers/gpu/drm/i915/i915_reg.h | 3 +++ drivers/gpu/drm/i915/intel_display.c | 4 ++++ 2 files changed, 7 insertions(+) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 4e1ee909a80b..03c53fcf8653 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -3029,6 +3029,9 @@ #define DISP_FBC_WM_DIS (1<<15) /* GEN7 chicken */ +#define GEN7_COMMON_SLICE_CHICKEN1 0x7010 +# define GEN7_CSC1_RHWO_OPT_DISABLE_IN_RCC ((1<<10) | (1<<26)) + #define GEN7_L3CNTLREG1 0xB01C #define GEN7_WA_FOR_GEN7_L3_CONTROL 0x3C4FFF8C diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index a5276150b8f8..d9b042b1d14d 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -8472,6 +8472,10 @@ static void ivybridge_init_clock_gating(struct drm_device *dev) CHICKEN3_DGMG_REQ_OUT_FIX_DISABLE | CHICKEN3_DGMG_DONE_FIX_DISABLE); + /* Apply the WaDisableRHWOOptimizationForRenderHang workaround. */ + I915_WRITE(GEN7_COMMON_SLICE_CHICKEN1, + GEN7_CSC1_RHWO_OPT_DISABLE_IN_RCC); + /* WaApplyL3ControlAndL3ChickenMode requires those two on Ivy Bridge */ I915_WRITE(GEN7_L3CNTLREG1, GEN7_WA_FOR_GEN7_L3_CONTROL); -- cgit v1.2.3 From 40e8c738785a25be585fcf661c6bb32f1a090ef2 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Mon, 13 Feb 2012 12:18:37 +0000 Subject: drm/radeon/kms: drop lock in return path of radeon_fence_count_emitted. Silly bad return path. Reported-and-Tested-by: Mikko Vinni Reviewed-by: Alex Deucher CC: stable@vger.kernel.org Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/radeon_fence.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c index 64ea3dd9e6ff..4bd36a354fbe 100644 --- a/drivers/gpu/drm/radeon/radeon_fence.c +++ b/drivers/gpu/drm/radeon/radeon_fence.c @@ -364,8 +364,10 @@ int radeon_fence_count_emitted(struct radeon_device *rdev, int ring) int not_processed = 0; read_lock_irqsave(&rdev->fence_lock, irq_flags); - if (!rdev->fence_drv[ring].initialized) + if (!rdev->fence_drv[ring].initialized) { + read_unlock_irqrestore(&rdev->fence_lock, irq_flags); return 0; + } if (!list_empty(&rdev->fence_drv[ring].emitted)) { struct list_head *ptr; -- cgit v1.2.3 From 6f9f8a61089bb177e53e14ee62f4a65134f3692f Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 13 Feb 2012 08:59:41 -0500 Subject: drm/radeon/kms/atom: bios scratch reg handling updates - Add missing DFP6 connection state handling - crtc routing bits not used on DCE4+ Noticed by sylware on phoronix. Signed-off-by: Alex Deucher Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/radeon_atombios.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 5082d17d14dc..9e72daeeddc6 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -2931,6 +2931,20 @@ radeon_atombios_connected_scratch_regs(struct drm_connector *connector, bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP5; } } + if ((radeon_encoder->devices & ATOM_DEVICE_DFP6_SUPPORT) && + (radeon_connector->devices & ATOM_DEVICE_DFP6_SUPPORT)) { + if (connected) { + DRM_DEBUG_KMS("DFP6 connected\n"); + bios_0_scratch |= ATOM_S0_DFP6; + bios_3_scratch |= ATOM_S3_DFP6_ACTIVE; + bios_6_scratch |= ATOM_S6_ACC_REQ_DFP6; + } else { + DRM_DEBUG_KMS("DFP6 disconnected\n"); + bios_0_scratch &= ~ATOM_S0_DFP6; + bios_3_scratch &= ~ATOM_S3_DFP6_ACTIVE; + bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP6; + } + } if (rdev->family >= CHIP_R600) { WREG32(R600_BIOS_0_SCRATCH, bios_0_scratch); @@ -2951,6 +2965,9 @@ radeon_atombios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc) struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); uint32_t bios_3_scratch; + if (ASIC_IS_DCE4(rdev)) + return; + if (rdev->family >= CHIP_R600) bios_3_scratch = RREG32(R600_BIOS_3_SCRATCH); else -- cgit v1.2.3 From b7f5b7dec3d539a84734f2bcb7e53fbb1532a40b Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 13 Feb 2012 16:36:34 -0500 Subject: drm/radeon/kms: fix MSI re-arm on rv370+ MSI_REARM_EN register is a write only trigger register. There is no need RMW when re-arming. May fix: https://bugs.freedesktop.org/show_bug.cgi?id=41668 Signed-off-by: Alex Deucher CC: stable@vger.kernel.org Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/r100.c | 4 +--- drivers/gpu/drm/radeon/rs600.c | 4 +--- 2 files changed, 2 insertions(+), 6 deletions(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c index bfd36ab643a6..18cd84fae99c 100644 --- a/drivers/gpu/drm/radeon/r100.c +++ b/drivers/gpu/drm/radeon/r100.c @@ -789,9 +789,7 @@ int r100_irq_process(struct radeon_device *rdev) WREG32(RADEON_AIC_CNTL, msi_rearm | RS400_MSI_REARM); break; default: - msi_rearm = RREG32(RADEON_MSI_REARM_EN) & ~RV370_MSI_REARM_EN; - WREG32(RADEON_MSI_REARM_EN, msi_rearm); - WREG32(RADEON_MSI_REARM_EN, msi_rearm | RV370_MSI_REARM_EN); + WREG32(RADEON_MSI_REARM_EN, RV370_MSI_REARM_EN); break; } } diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c index ec46eb45e34c..c05865e5521f 100644 --- a/drivers/gpu/drm/radeon/rs600.c +++ b/drivers/gpu/drm/radeon/rs600.c @@ -684,9 +684,7 @@ int rs600_irq_process(struct radeon_device *rdev) WREG32(RADEON_BUS_CNTL, msi_rearm | RS600_MSI_REARM); break; default: - msi_rearm = RREG32(RADEON_MSI_REARM_EN) & ~RV370_MSI_REARM_EN; - WREG32(RADEON_MSI_REARM_EN, msi_rearm); - WREG32(RADEON_MSI_REARM_EN, msi_rearm | RV370_MSI_REARM_EN); + WREG32(RADEON_MSI_REARM_EN, RV370_MSI_REARM_EN); break; } } -- cgit v1.2.3 From a7fa61b4b20a7121b8644ff7508b086120e398c6 Mon Sep 17 00:00:00 2001 From: Masanari Iida Date: Mon, 13 Feb 2012 23:10:42 +0900 Subject: drm/exynos: Fix typo in exynos_mixer.c Correct spelling "sucessful" to "successful" in drivers/gpu/drm/exynos/exynos_mixer.c Signed-off-by: Masanari Iida Signed-off-by: Inki Dae Signed-off-by: Kyungmin Park --- drivers/gpu/drm/exynos/exynos_mixer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index ac24cff39775..33afd0cf036a 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -1044,7 +1044,7 @@ static int mixer_remove(struct platform_device *pdev) platform_get_drvdata(pdev); struct mixer_context *ctx = (struct mixer_context *)drm_hdmi_ctx->ctx; - dev_info(dev, "remove sucessful\n"); + dev_info(dev, "remove successful\n"); mixer_resource_poweroff(ctx); mixer_resources_cleanup(ctx); -- cgit v1.2.3 From 9f9dee586c0a88c988a8677c2d361178f571f43b Mon Sep 17 00:00:00 2001 From: Joonyoung Shim Date: Tue, 14 Feb 2012 10:52:57 +0900 Subject: drm/exynos: changed priority of mixer layers. Signed-off-by: Joonyoung Shim Signed-off-by: Inki Dae Signed-off-by: Kyungmin Park --- drivers/gpu/drm/exynos/exynos_mixer.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index 33afd0cf036a..47961679c447 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -779,15 +779,15 @@ static void mixer_win_reset(struct mixer_context *ctx) mixer_reg_writemask(res, MXR_STATUS, MXR_STATUS_16_BURST, MXR_STATUS_BURST_MASK); - /* setting default layer priority: layer1 > video > layer0 + /* setting default layer priority: layer1 > layer0 > video * because typical usage scenario would be + * layer1 - OSD * layer0 - framebuffer * video - video overlay - * layer1 - OSD */ - val = MXR_LAYER_CFG_GRP0_VAL(1); - val |= MXR_LAYER_CFG_VP_VAL(2); - val |= MXR_LAYER_CFG_GRP1_VAL(3); + val = MXR_LAYER_CFG_GRP1_VAL(3); + val |= MXR_LAYER_CFG_GRP0_VAL(2); + val |= MXR_LAYER_CFG_VP_VAL(1); mixer_reg_write(res, MXR_LAYER_CFG, val); /* setting background color */ -- cgit v1.2.3 From a04afc1db975ae94f721bc3b3bf65d1d3cf1dfba Mon Sep 17 00:00:00 2001 From: Joonyoung Shim Date: Tue, 14 Feb 2012 10:59:43 +0900 Subject: drm/exynos: removed pageflip_event_list init code when closed. if one process is terminated by ctrl-c while two processes are using pageflip feature then for last pageflip event, user can't get poll from kernel side so this patch fixes the problem. Signed-off-by: Joonyoung Shim Signed-off-by: Inki Dae Signed-off-by: Kyoungmin Park --- drivers/gpu/drm/exynos/exynos_drm_drv.c | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index 35889ca255e9..2ef12aa30303 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -141,16 +141,10 @@ static int exynos_drm_unload(struct drm_device *dev) } static void exynos_drm_preclose(struct drm_device *dev, - struct drm_file *file_priv) + struct drm_file *file) { - struct exynos_drm_private *dev_priv = dev->dev_private; + DRM_DEBUG_DRIVER("%s\n", __FILE__); - /* - * drm framework frees all events at release time, - * so private event list should be cleared. - */ - if (!list_empty(&dev_priv->pageflip_event_list)) - INIT_LIST_HEAD(&dev_priv->pageflip_event_list); } static void exynos_drm_lastclose(struct drm_device *dev) -- cgit v1.2.3 From 63fb8989e21810aa097bfa83297c33768b6ef1ca Mon Sep 17 00:00:00 2001 From: Inki Dae Date: Tue, 14 Feb 2012 11:09:27 +0900 Subject: drm/exynos: added possible_clones setup function. basically, all crtcs are possible to clone each other. Signed-off-by: Inki Dae Signed-off-by: Kyungmin Park --- drivers/gpu/drm/exynos/exynos_drm_core.c | 3 +++ drivers/gpu/drm/exynos/exynos_drm_drv.c | 4 ++++ drivers/gpu/drm/exynos/exynos_drm_encoder.c | 34 +++++++++++++++++++++++++++++ drivers/gpu/drm/exynos/exynos_drm_encoder.h | 1 + 4 files changed, 42 insertions(+) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/exynos/exynos_drm_core.c b/drivers/gpu/drm/exynos/exynos_drm_core.c index 661a03571d0c..d08a55896d50 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_core.c +++ b/drivers/gpu/drm/exynos/exynos_drm_core.c @@ -193,6 +193,9 @@ int exynos_drm_subdrv_register(struct exynos_drm_subdrv *subdrv) return err; } + /* setup possible_clones. */ + exynos_drm_encoder_setup(drm_dev); + /* * if any specific driver such as fimd or hdmi driver called * exynos_drm_subdrv_register() later than drm_load(), diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index 2ef12aa30303..76a111f54ccb 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -33,6 +33,7 @@ #include "exynos_drm_drv.h" #include "exynos_drm_crtc.h" +#include "exynos_drm_encoder.h" #include "exynos_drm_fbdev.h" #include "exynos_drm_fb.h" #include "exynos_drm_gem.h" @@ -99,6 +100,9 @@ static int exynos_drm_load(struct drm_device *dev, unsigned long flags) if (ret) goto err_vblank; + /* setup possible_clones. */ + exynos_drm_encoder_setup(dev); + /* * create and configure fb helper and also exynos specific * fbdev object. diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.c b/drivers/gpu/drm/exynos/exynos_drm_encoder.c index 86b93dde219a..ef4754f1519b 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_encoder.c +++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.c @@ -195,6 +195,40 @@ static struct drm_encoder_funcs exynos_encoder_funcs = { .destroy = exynos_drm_encoder_destroy, }; +static unsigned int exynos_drm_encoder_clones(struct drm_encoder *encoder) +{ + struct drm_encoder *clone; + struct drm_device *dev = encoder->dev; + struct exynos_drm_encoder *exynos_encoder = to_exynos_encoder(encoder); + struct exynos_drm_display_ops *display_ops = + exynos_encoder->manager->display_ops; + unsigned int clone_mask = 0; + int cnt = 0; + + list_for_each_entry(clone, &dev->mode_config.encoder_list, head) { + switch (display_ops->type) { + case EXYNOS_DISPLAY_TYPE_LCD: + case EXYNOS_DISPLAY_TYPE_HDMI: + clone_mask |= (1 << (cnt++)); + break; + default: + continue; + } + } + + return clone_mask; +} + +void exynos_drm_encoder_setup(struct drm_device *dev) +{ + struct drm_encoder *encoder; + + DRM_DEBUG_KMS("%s\n", __FILE__); + + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) + encoder->possible_clones = exynos_drm_encoder_clones(encoder); +} + struct drm_encoder * exynos_drm_encoder_create(struct drm_device *dev, struct exynos_drm_manager *manager, diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.h b/drivers/gpu/drm/exynos/exynos_drm_encoder.h index 97b087a51cb6..eb7d2316847e 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_encoder.h +++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.h @@ -30,6 +30,7 @@ struct exynos_drm_manager; +void exynos_drm_encoder_setup(struct drm_device *dev); struct drm_encoder *exynos_drm_encoder_create(struct drm_device *dev, struct exynos_drm_manager *mgr, unsigned int possible_crtcs); -- cgit v1.2.3 From 039129b0b46c5b0883cd78c8817f765323afa972 Mon Sep 17 00:00:00 2001 From: Inki Dae Date: Tue, 14 Feb 2012 11:15:09 +0900 Subject: drm/exynos: fixed page flip issue. with vblank_refcount = 1, there was the case that drm_vblank_put is called by specific page flip function so this patch fixes the issue. Signed-off-by: Inki Dae Signed-off-by: Kyungmin Park --- drivers/gpu/drm/exynos/exynos_drm_crtc.c | 6 +++--- drivers/gpu/drm/exynos/exynos_drm_fimd.c | 7 ++++++- drivers/gpu/drm/exynos/exynos_mixer.c | 7 ++++++- 3 files changed, 15 insertions(+), 5 deletions(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c index e3861ac49295..de818831a511 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c @@ -307,9 +307,6 @@ static int exynos_drm_crtc_page_flip(struct drm_crtc *crtc, */ event->pipe = exynos_crtc->pipe; - list_add_tail(&event->base.link, - &dev_priv->pageflip_event_list); - ret = drm_vblank_get(dev, exynos_crtc->pipe); if (ret) { DRM_DEBUG("failed to acquire vblank counter\n"); @@ -318,6 +315,9 @@ static int exynos_drm_crtc_page_flip(struct drm_crtc *crtc, goto out; } + list_add_tail(&event->base.link, + &dev_priv->pageflip_event_list); + crtc->fb = fb; ret = exynos_drm_crtc_update(crtc); if (ret) { diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index b6a737d196ae..0dbb32bb18a3 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -604,7 +604,12 @@ static void fimd_finish_pageflip(struct drm_device *drm_dev, int crtc) } if (is_checked) { - drm_vblank_put(drm_dev, crtc); + /* + * call drm_vblank_put only in case that drm_vblank_get was + * called. + */ + if (atomic_read(&drm_dev->vblank_refcount[crtc]) > 0) + drm_vblank_put(drm_dev, crtc); /* * don't off vblank if vblank_disable_allowed is 1, diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index 47961679c447..93846e810e38 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -712,7 +712,12 @@ static void mixer_finish_pageflip(struct drm_device *drm_dev, int crtc) } if (is_checked) - drm_vblank_put(drm_dev, crtc); + /* + * call drm_vblank_put only in case that drm_vblank_get was + * called. + */ + if (atomic_read(&drm_dev->vblank_refcount[crtc]) > 0) + drm_vblank_put(drm_dev, crtc); spin_unlock_irqrestore(&drm_dev->event_lock, flags); } -- cgit v1.2.3 From 19ea1d9d79a81cb42fb8d8f6804cce889594b38f Mon Sep 17 00:00:00 2001 From: Inki Dae Date: Tue, 14 Feb 2012 11:18:28 +0900 Subject: drm/exynos: removed exynos_drm_fbdev_recreate function. this function ins't needed anymore. Signed-off-by: Inki Dae Signed-off-by: Kyungmin Park --- drivers/gpu/drm/exynos/exynos_drm_fbdev.c | 70 ++----------------------------- 1 file changed, 4 insertions(+), 66 deletions(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c index d7ae29d2f3d6..3508700e529b 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c @@ -195,66 +195,6 @@ out: return ret; } -static bool -exynos_drm_fbdev_is_samefb(struct drm_framebuffer *fb, - struct drm_fb_helper_surface_size *sizes) -{ - if (fb->width != sizes->surface_width) - return false; - if (fb->height != sizes->surface_height) - return false; - if (fb->bits_per_pixel != sizes->surface_bpp) - return false; - if (fb->depth != sizes->surface_depth) - return false; - - return true; -} - -static int exynos_drm_fbdev_recreate(struct drm_fb_helper *helper, - struct drm_fb_helper_surface_size *sizes) -{ - struct drm_device *dev = helper->dev; - struct exynos_drm_fbdev *exynos_fbdev = to_exynos_fbdev(helper); - struct exynos_drm_gem_obj *exynos_gem_obj; - struct drm_framebuffer *fb = helper->fb; - struct drm_mode_fb_cmd2 mode_cmd = { 0 }; - unsigned long size; - - DRM_DEBUG_KMS("%s\n", __FILE__); - - if (exynos_drm_fbdev_is_samefb(fb, sizes)) - return 0; - - mode_cmd.width = sizes->surface_width; - mode_cmd.height = sizes->surface_height; - mode_cmd.pitches[0] = sizes->surface_width * (sizes->surface_bpp >> 3); - mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp, - sizes->surface_depth); - - if (exynos_fbdev->exynos_gem_obj) - exynos_drm_gem_destroy(exynos_fbdev->exynos_gem_obj); - - if (fb->funcs->destroy) - fb->funcs->destroy(fb); - - size = mode_cmd.pitches[0] * mode_cmd.height; - exynos_gem_obj = exynos_drm_gem_create(dev, size); - if (IS_ERR(exynos_gem_obj)) - return PTR_ERR(exynos_gem_obj); - - exynos_fbdev->exynos_gem_obj = exynos_gem_obj; - - helper->fb = exynos_drm_framebuffer_init(dev, &mode_cmd, - &exynos_gem_obj->base); - if (IS_ERR_OR_NULL(helper->fb)) { - DRM_ERROR("failed to create drm framebuffer.\n"); - return PTR_ERR(helper->fb); - } - - return exynos_drm_fbdev_update(helper, helper->fb); -} - static int exynos_drm_fbdev_probe(struct drm_fb_helper *helper, struct drm_fb_helper_surface_size *sizes) { @@ -262,6 +202,10 @@ static int exynos_drm_fbdev_probe(struct drm_fb_helper *helper, DRM_DEBUG_KMS("%s\n", __FILE__); + /* + * with !helper->fb, it means that this funcion is called first time + * and after that, the helper->fb would be used as clone mode. + */ if (!helper->fb) { ret = exynos_drm_fbdev_create(helper, sizes); if (ret < 0) { @@ -274,12 +218,6 @@ static int exynos_drm_fbdev_probe(struct drm_fb_helper *helper, * because register_framebuffer() should be called. */ ret = 1; - } else { - ret = exynos_drm_fbdev_recreate(helper, sizes); - if (ret < 0) { - DRM_ERROR("failed to reconfigure fbdev\n"); - return ret; - } } return ret; -- cgit v1.2.3 From 1f72dde1455b6c0082d3d57223b7545ea6916eb3 Mon Sep 17 00:00:00 2001 From: Inki Dae Date: Tue, 14 Feb 2012 11:28:56 +0900 Subject: drm/exynos: added postclose to release resource. Signed-off-by: Inki Dae Signed-off-by: Kyungmin Park --- drivers/gpu/drm/exynos/exynos_drm_drv.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index 76a111f54ccb..58820ebd3558 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -151,6 +151,17 @@ static void exynos_drm_preclose(struct drm_device *dev, } +static void exynos_drm_postclose(struct drm_device *dev, struct drm_file *file) +{ + DRM_DEBUG_DRIVER("%s\n", __FILE__); + + if (!file->driver_priv) + return; + + kfree(file->driver_priv); + file->driver_priv = NULL; +} + static void exynos_drm_lastclose(struct drm_device *dev) { DRM_DEBUG_DRIVER("%s\n", __FILE__); @@ -193,6 +204,7 @@ static struct drm_driver exynos_drm_driver = { .unload = exynos_drm_unload, .preclose = exynos_drm_preclose, .lastclose = exynos_drm_lastclose, + .postclose = exynos_drm_postclose, .get_vblank_counter = drm_vblank_count, .enable_vblank = exynos_drm_crtc_enable_vblank, .disable_vblank = exynos_drm_crtc_disable_vblank, -- cgit v1.2.3 From 607c50d429371797f198ffc34afb239eadd1c655 Mon Sep 17 00:00:00 2001 From: Eun-Chul Kim Date: Tue, 14 Feb 2012 15:59:46 +0900 Subject: drm/exynos: added panel physical size. Signed-off-by: Eun-Chul Kim Signed-off-by: Inki Dae Signed-off-by: Kyungmin Park --- drivers/gpu/drm/exynos/exynos_drm_connector.c | 16 +++++++++++----- drivers/gpu/drm/exynos/exynos_drm_drv.h | 4 ++-- drivers/gpu/drm/exynos/exynos_drm_fimd.c | 27 ++++++++++++++------------- 3 files changed, 27 insertions(+), 20 deletions(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/exynos/exynos_drm_connector.c b/drivers/gpu/drm/exynos/exynos_drm_connector.c index d620b0784257..618bd4d87d28 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_connector.c +++ b/drivers/gpu/drm/exynos/exynos_drm_connector.c @@ -28,6 +28,7 @@ #include "drmP.h" #include "drm_crtc_helper.h" +#include #include "exynos_drm_drv.h" #include "exynos_drm_encoder.h" @@ -44,8 +45,9 @@ struct exynos_drm_connector { /* convert exynos_video_timings to drm_display_mode */ static inline void convert_to_display_mode(struct drm_display_mode *mode, - struct fb_videomode *timing) + struct exynos_drm_panel_info *panel) { + struct fb_videomode *timing = &panel->timing; DRM_DEBUG_KMS("%s\n", __FILE__); mode->clock = timing->pixclock / 1000; @@ -60,6 +62,8 @@ convert_to_display_mode(struct drm_display_mode *mode, mode->vsync_start = mode->vdisplay + timing->upper_margin; mode->vsync_end = mode->vsync_start + timing->vsync_len; mode->vtotal = mode->vsync_end + timing->lower_margin; + mode->width_mm = panel->width_mm; + mode->height_mm = panel->height_mm; if (timing->vmode & FB_VMODE_INTERLACED) mode->flags |= DRM_MODE_FLAG_INTERLACE; @@ -148,16 +152,18 @@ static int exynos_drm_connector_get_modes(struct drm_connector *connector) connector->display_info.raw_edid = edid; } else { struct drm_display_mode *mode = drm_mode_create(connector->dev); - struct fb_videomode *timing; + struct exynos_drm_panel_info *panel; - if (display_ops->get_timing) - timing = display_ops->get_timing(manager->dev); + if (display_ops->get_panel) + panel = display_ops->get_panel(manager->dev); else { drm_mode_destroy(connector->dev, mode); return 0; } - convert_to_display_mode(mode, timing); + convert_to_display_mode(mode, panel); + connector->display_info.width_mm = mode->width_mm; + connector->display_info.height_mm = mode->height_mm; mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; drm_mode_set_name(mode); diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h index e685e1e33055..13540de90bfc 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.h +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h @@ -136,7 +136,7 @@ struct exynos_drm_overlay { * @type: one of EXYNOS_DISPLAY_TYPE_LCD and HDMI. * @is_connected: check for that display is connected or not. * @get_edid: get edid modes from display driver. - * @get_timing: get timing object from display driver. + * @get_panel: get panel object from display driver. * @check_timing: check if timing is valid or not. * @power_on: display device on or off. */ @@ -145,7 +145,7 @@ struct exynos_drm_display_ops { bool (*is_connected)(struct device *dev); int (*get_edid)(struct device *dev, struct drm_connector *connector, u8 *edid, int len); - void *(*get_timing)(struct device *dev); + void *(*get_panel)(struct device *dev); int (*check_timing)(struct device *dev, void *timing); int (*power_on)(struct device *dev, int mode); }; diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index 0dbb32bb18a3..360adf2bba04 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -89,7 +89,7 @@ struct fimd_context { bool suspended; struct mutex lock; - struct fb_videomode *timing; + struct exynos_drm_panel_info *panel; }; static bool fimd_display_is_connected(struct device *dev) @@ -101,13 +101,13 @@ static bool fimd_display_is_connected(struct device *dev) return true; } -static void *fimd_get_timing(struct device *dev) +static void *fimd_get_panel(struct device *dev) { struct fimd_context *ctx = get_fimd_context(dev); DRM_DEBUG_KMS("%s\n", __FILE__); - return ctx->timing; + return ctx->panel; } static int fimd_check_timing(struct device *dev, void *timing) @@ -131,7 +131,7 @@ static int fimd_display_power_on(struct device *dev, int mode) static struct exynos_drm_display_ops fimd_display_ops = { .type = EXYNOS_DISPLAY_TYPE_LCD, .is_connected = fimd_display_is_connected, - .get_timing = fimd_get_timing, + .get_panel = fimd_get_panel, .check_timing = fimd_check_timing, .power_on = fimd_display_power_on, }; @@ -193,7 +193,8 @@ static void fimd_apply(struct device *subdrv_dev) static void fimd_commit(struct device *dev) { struct fimd_context *ctx = get_fimd_context(dev); - struct fb_videomode *timing = ctx->timing; + struct exynos_drm_panel_info *panel = ctx->panel; + struct fb_videomode *timing = &panel->timing; u32 val; if (ctx->suspended) @@ -786,7 +787,7 @@ static int __devinit fimd_probe(struct platform_device *pdev) struct fimd_context *ctx; struct exynos_drm_subdrv *subdrv; struct exynos_drm_fimd_pdata *pdata; - struct fb_videomode *timing; + struct exynos_drm_panel_info *panel; struct resource *res; int win; int ret = -EINVAL; @@ -799,9 +800,9 @@ static int __devinit fimd_probe(struct platform_device *pdev) return -EINVAL; } - timing = &pdata->timing; - if (!timing) { - dev_err(dev, "timing is null.\n"); + panel = &pdata->panel; + if (!panel) { + dev_err(dev, "panel is null.\n"); return -EINVAL; } @@ -863,16 +864,16 @@ static int __devinit fimd_probe(struct platform_device *pdev) goto err_req_irq; } - ctx->clkdiv = fimd_calc_clkdiv(ctx, timing); + ctx->clkdiv = fimd_calc_clkdiv(ctx, &panel->timing); ctx->vidcon0 = pdata->vidcon0; ctx->vidcon1 = pdata->vidcon1; ctx->default_win = pdata->default_win; - ctx->timing = timing; + ctx->panel = panel; - timing->pixclock = clk_get_rate(ctx->lcd_clk) / ctx->clkdiv; + panel->timing.pixclock = clk_get_rate(ctx->lcd_clk) / ctx->clkdiv; DRM_DEBUG_KMS("pixel clock = %d, clkdiv = %d\n", - timing->pixclock, ctx->clkdiv); + panel->timing.pixclock, ctx->clkdiv); subdrv = &ctx->subdrv; -- cgit v1.2.3 From 1c8ecf80fdee4e7b23a9e7da7ff9bd59ba2dcf96 Mon Sep 17 00:00:00 2001 From: Eugeni Dodonov Date: Tue, 14 Feb 2012 11:44:48 -0200 Subject: drm/i915: do not enable RC6p on Sandy Bridge With base on latest findings, RC6p seems to be respondible for RC6-related issues on Sandy Bridge platform. To work-around those issues, the previous solution was to completely disable RC6 on Sandy Bridge for the past few releases, even if plain RC6 was not giving any issues. What this patch does is preventing RC6p from being enabled on Sandy Bridge even if users enable RC6 via a kernel parameter. So it won't change the defaults in any way, but will ensure that if users do enable RC6 manually it won't break their machines by enabling this extra state. Proper fix for this (enabling specific RC6 states according to the GPU generation) were proposed for the -next kernel, but we are too late in the release process now to pick such changes. Acked-by: Keith Packard Signed-off-by: Eugeni Dodonov Signed-off-by: Jesse Barnes --- drivers/gpu/drm/i915/intel_display.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index d9b042b1d14d..049804eee290 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -8182,8 +8182,8 @@ void gen6_enable_rps(struct drm_i915_private *dev_priv) I915_WRITE(GEN6_RC6pp_THRESHOLD, 64000); /* unused */ if (intel_enable_rc6(dev_priv->dev)) - rc6_mask = GEN6_RC_CTL_RC6p_ENABLE | - GEN6_RC_CTL_RC6_ENABLE; + rc6_mask = GEN6_RC_CTL_RC6_ENABLE | + (IS_GEN7(dev_priv->dev)) ? GEN6_RC_CTL_RC6p_ENABLE : 0; I915_WRITE(GEN6_RC_CONTROL, rc6_mask | -- cgit v1.2.3 From 1109bf8bcbf455e4cfebce862f9f9fa5a2f386e9 Mon Sep 17 00:00:00 2001 From: Masanari Iida Date: Tue, 14 Feb 2012 16:52:41 +0900 Subject: drm/exynos: Fix typo in exynos_mixer.c Correct spelling "sucessful" to "successful" in drivers/gpu/drm/exynos/exynos_mixer.c Signed-off-by: Masanari Iida Signed-off-by: Inki Dae Signed-off-by: Kyungmin Park Signed-off-by: Dave Airlie --- drivers/gpu/drm/exynos/exynos_mixer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index ac24cff39775..33afd0cf036a 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -1044,7 +1044,7 @@ static int mixer_remove(struct platform_device *pdev) platform_get_drvdata(pdev); struct mixer_context *ctx = (struct mixer_context *)drm_hdmi_ctx->ctx; - dev_info(dev, "remove sucessful\n"); + dev_info(dev, "remove successful\n"); mixer_resource_poweroff(ctx); mixer_resources_cleanup(ctx); -- cgit v1.2.3 From 44a0e022b86a8c12ed06c02f52045c8f9f118bb1 Mon Sep 17 00:00:00 2001 From: Joonyoung Shim Date: Wed, 15 Feb 2012 11:25:17 +0900 Subject: drm/exynos: changed priority of mixer layers. Signed-off-by: Joonyoung Shim Signed-off-by: Inki Dae Signed-off-by: Kyungmin Park Signed-off-by: Dave Airlie --- drivers/gpu/drm/exynos/exynos_mixer.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index 33afd0cf036a..47961679c447 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -779,15 +779,15 @@ static void mixer_win_reset(struct mixer_context *ctx) mixer_reg_writemask(res, MXR_STATUS, MXR_STATUS_16_BURST, MXR_STATUS_BURST_MASK); - /* setting default layer priority: layer1 > video > layer0 + /* setting default layer priority: layer1 > layer0 > video * because typical usage scenario would be + * layer1 - OSD * layer0 - framebuffer * video - video overlay - * layer1 - OSD */ - val = MXR_LAYER_CFG_GRP0_VAL(1); - val |= MXR_LAYER_CFG_VP_VAL(2); - val |= MXR_LAYER_CFG_GRP1_VAL(3); + val = MXR_LAYER_CFG_GRP1_VAL(3); + val |= MXR_LAYER_CFG_GRP0_VAL(2); + val |= MXR_LAYER_CFG_VP_VAL(1); mixer_reg_write(res, MXR_LAYER_CFG, val); /* setting background color */ -- cgit v1.2.3 From 6f811502a473a32a9b892fb35d77b8f91dc7484c Mon Sep 17 00:00:00 2001 From: Joonyoung Shim Date: Wed, 15 Feb 2012 11:25:18 +0900 Subject: drm/exynos: removed pageflip_event_list init code when closed. if one process is terminated by ctrl-c while two processes are using pageflip feature then for last pageflip event, user can't get poll from kernel side so this patch fixes the problem. Signed-off-by: Joonyoung Shim Signed-off-by: Inki Dae Signed-off-by: Kyoungmin Park Signed-off-by: Dave Airlie --- drivers/gpu/drm/exynos/exynos_drm_drv.c | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index 35889ca255e9..2ef12aa30303 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -141,16 +141,10 @@ static int exynos_drm_unload(struct drm_device *dev) } static void exynos_drm_preclose(struct drm_device *dev, - struct drm_file *file_priv) + struct drm_file *file) { - struct exynos_drm_private *dev_priv = dev->dev_private; + DRM_DEBUG_DRIVER("%s\n", __FILE__); - /* - * drm framework frees all events at release time, - * so private event list should be cleared. - */ - if (!list_empty(&dev_priv->pageflip_event_list)) - INIT_LIST_HEAD(&dev_priv->pageflip_event_list); } static void exynos_drm_lastclose(struct drm_device *dev) -- cgit v1.2.3 From d081f5660422270856b77bcbbaa312138f556c9e Mon Sep 17 00:00:00 2001 From: Inki Dae Date: Wed, 15 Feb 2012 11:25:19 +0900 Subject: drm/exynos: added possible_clones setup function. basically, all crtcs are possible to clone each other. Signed-off-by: Inki Dae Signed-off-by: Kyungmin Park Signed-off-by: Dave Airlie --- drivers/gpu/drm/exynos/exynos_drm_core.c | 3 +++ drivers/gpu/drm/exynos/exynos_drm_drv.c | 4 ++++ drivers/gpu/drm/exynos/exynos_drm_encoder.c | 34 +++++++++++++++++++++++++++++ drivers/gpu/drm/exynos/exynos_drm_encoder.h | 1 + 4 files changed, 42 insertions(+) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/exynos/exynos_drm_core.c b/drivers/gpu/drm/exynos/exynos_drm_core.c index 661a03571d0c..d08a55896d50 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_core.c +++ b/drivers/gpu/drm/exynos/exynos_drm_core.c @@ -193,6 +193,9 @@ int exynos_drm_subdrv_register(struct exynos_drm_subdrv *subdrv) return err; } + /* setup possible_clones. */ + exynos_drm_encoder_setup(drm_dev); + /* * if any specific driver such as fimd or hdmi driver called * exynos_drm_subdrv_register() later than drm_load(), diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index 2ef12aa30303..76a111f54ccb 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -33,6 +33,7 @@ #include "exynos_drm_drv.h" #include "exynos_drm_crtc.h" +#include "exynos_drm_encoder.h" #include "exynos_drm_fbdev.h" #include "exynos_drm_fb.h" #include "exynos_drm_gem.h" @@ -99,6 +100,9 @@ static int exynos_drm_load(struct drm_device *dev, unsigned long flags) if (ret) goto err_vblank; + /* setup possible_clones. */ + exynos_drm_encoder_setup(dev); + /* * create and configure fb helper and also exynos specific * fbdev object. diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.c b/drivers/gpu/drm/exynos/exynos_drm_encoder.c index 86b93dde219a..ef4754f1519b 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_encoder.c +++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.c @@ -195,6 +195,40 @@ static struct drm_encoder_funcs exynos_encoder_funcs = { .destroy = exynos_drm_encoder_destroy, }; +static unsigned int exynos_drm_encoder_clones(struct drm_encoder *encoder) +{ + struct drm_encoder *clone; + struct drm_device *dev = encoder->dev; + struct exynos_drm_encoder *exynos_encoder = to_exynos_encoder(encoder); + struct exynos_drm_display_ops *display_ops = + exynos_encoder->manager->display_ops; + unsigned int clone_mask = 0; + int cnt = 0; + + list_for_each_entry(clone, &dev->mode_config.encoder_list, head) { + switch (display_ops->type) { + case EXYNOS_DISPLAY_TYPE_LCD: + case EXYNOS_DISPLAY_TYPE_HDMI: + clone_mask |= (1 << (cnt++)); + break; + default: + continue; + } + } + + return clone_mask; +} + +void exynos_drm_encoder_setup(struct drm_device *dev) +{ + struct drm_encoder *encoder; + + DRM_DEBUG_KMS("%s\n", __FILE__); + + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) + encoder->possible_clones = exynos_drm_encoder_clones(encoder); +} + struct drm_encoder * exynos_drm_encoder_create(struct drm_device *dev, struct exynos_drm_manager *manager, diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.h b/drivers/gpu/drm/exynos/exynos_drm_encoder.h index 97b087a51cb6..eb7d2316847e 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_encoder.h +++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.h @@ -30,6 +30,7 @@ struct exynos_drm_manager; +void exynos_drm_encoder_setup(struct drm_device *dev); struct drm_encoder *exynos_drm_encoder_create(struct drm_device *dev, struct exynos_drm_manager *mgr, unsigned int possible_crtcs); -- cgit v1.2.3 From c5614ae326c7fdd244d8e0365b8b78d5e3cd5bf4 Mon Sep 17 00:00:00 2001 From: Inki Dae Date: Wed, 15 Feb 2012 11:25:20 +0900 Subject: drm/exynos: fixed page flip issue. with vblank_refcount = 1, there was the case that drm_vblank_put is called by specific page flip function so this patch fixes the issue. Signed-off-by: Inki Dae Signed-off-by: Kyungmin Park Signed-off-by: Dave Airlie --- drivers/gpu/drm/exynos/exynos_drm_crtc.c | 6 +++--- drivers/gpu/drm/exynos/exynos_drm_fimd.c | 7 ++++++- drivers/gpu/drm/exynos/exynos_mixer.c | 7 ++++++- 3 files changed, 15 insertions(+), 5 deletions(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c index e3861ac49295..de818831a511 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c @@ -307,9 +307,6 @@ static int exynos_drm_crtc_page_flip(struct drm_crtc *crtc, */ event->pipe = exynos_crtc->pipe; - list_add_tail(&event->base.link, - &dev_priv->pageflip_event_list); - ret = drm_vblank_get(dev, exynos_crtc->pipe); if (ret) { DRM_DEBUG("failed to acquire vblank counter\n"); @@ -318,6 +315,9 @@ static int exynos_drm_crtc_page_flip(struct drm_crtc *crtc, goto out; } + list_add_tail(&event->base.link, + &dev_priv->pageflip_event_list); + crtc->fb = fb; ret = exynos_drm_crtc_update(crtc); if (ret) { diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index b6a737d196ae..0dbb32bb18a3 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -604,7 +604,12 @@ static void fimd_finish_pageflip(struct drm_device *drm_dev, int crtc) } if (is_checked) { - drm_vblank_put(drm_dev, crtc); + /* + * call drm_vblank_put only in case that drm_vblank_get was + * called. + */ + if (atomic_read(&drm_dev->vblank_refcount[crtc]) > 0) + drm_vblank_put(drm_dev, crtc); /* * don't off vblank if vblank_disable_allowed is 1, diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index 47961679c447..93846e810e38 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -712,7 +712,12 @@ static void mixer_finish_pageflip(struct drm_device *drm_dev, int crtc) } if (is_checked) - drm_vblank_put(drm_dev, crtc); + /* + * call drm_vblank_put only in case that drm_vblank_get was + * called. + */ + if (atomic_read(&drm_dev->vblank_refcount[crtc]) > 0) + drm_vblank_put(drm_dev, crtc); spin_unlock_irqrestore(&drm_dev->event_lock, flags); } -- cgit v1.2.3 From bc41eae2c84694667c1d7747fa28db8e75948ac4 Mon Sep 17 00:00:00 2001 From: Inki Dae Date: Wed, 15 Feb 2012 11:25:21 +0900 Subject: drm/exynos: removed exynos_drm_fbdev_recreate function. this function ins't needed anymore. Signed-off-by: Inki Dae Signed-off-by: Kyungmin Park Signed-off-by: Dave Airlie --- drivers/gpu/drm/exynos/exynos_drm_fbdev.c | 70 ++----------------------------- 1 file changed, 4 insertions(+), 66 deletions(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c index d7ae29d2f3d6..3508700e529b 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c @@ -195,66 +195,6 @@ out: return ret; } -static bool -exynos_drm_fbdev_is_samefb(struct drm_framebuffer *fb, - struct drm_fb_helper_surface_size *sizes) -{ - if (fb->width != sizes->surface_width) - return false; - if (fb->height != sizes->surface_height) - return false; - if (fb->bits_per_pixel != sizes->surface_bpp) - return false; - if (fb->depth != sizes->surface_depth) - return false; - - return true; -} - -static int exynos_drm_fbdev_recreate(struct drm_fb_helper *helper, - struct drm_fb_helper_surface_size *sizes) -{ - struct drm_device *dev = helper->dev; - struct exynos_drm_fbdev *exynos_fbdev = to_exynos_fbdev(helper); - struct exynos_drm_gem_obj *exynos_gem_obj; - struct drm_framebuffer *fb = helper->fb; - struct drm_mode_fb_cmd2 mode_cmd = { 0 }; - unsigned long size; - - DRM_DEBUG_KMS("%s\n", __FILE__); - - if (exynos_drm_fbdev_is_samefb(fb, sizes)) - return 0; - - mode_cmd.width = sizes->surface_width; - mode_cmd.height = sizes->surface_height; - mode_cmd.pitches[0] = sizes->surface_width * (sizes->surface_bpp >> 3); - mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp, - sizes->surface_depth); - - if (exynos_fbdev->exynos_gem_obj) - exynos_drm_gem_destroy(exynos_fbdev->exynos_gem_obj); - - if (fb->funcs->destroy) - fb->funcs->destroy(fb); - - size = mode_cmd.pitches[0] * mode_cmd.height; - exynos_gem_obj = exynos_drm_gem_create(dev, size); - if (IS_ERR(exynos_gem_obj)) - return PTR_ERR(exynos_gem_obj); - - exynos_fbdev->exynos_gem_obj = exynos_gem_obj; - - helper->fb = exynos_drm_framebuffer_init(dev, &mode_cmd, - &exynos_gem_obj->base); - if (IS_ERR_OR_NULL(helper->fb)) { - DRM_ERROR("failed to create drm framebuffer.\n"); - return PTR_ERR(helper->fb); - } - - return exynos_drm_fbdev_update(helper, helper->fb); -} - static int exynos_drm_fbdev_probe(struct drm_fb_helper *helper, struct drm_fb_helper_surface_size *sizes) { @@ -262,6 +202,10 @@ static int exynos_drm_fbdev_probe(struct drm_fb_helper *helper, DRM_DEBUG_KMS("%s\n", __FILE__); + /* + * with !helper->fb, it means that this funcion is called first time + * and after that, the helper->fb would be used as clone mode. + */ if (!helper->fb) { ret = exynos_drm_fbdev_create(helper, sizes); if (ret < 0) { @@ -274,12 +218,6 @@ static int exynos_drm_fbdev_probe(struct drm_fb_helper *helper, * because register_framebuffer() should be called. */ ret = 1; - } else { - ret = exynos_drm_fbdev_recreate(helper, sizes); - if (ret < 0) { - DRM_ERROR("failed to reconfigure fbdev\n"); - return ret; - } } return ret; -- cgit v1.2.3 From 53ef299f3900bc1deb163b94d4f1cac4f3346152 Mon Sep 17 00:00:00 2001 From: Inki Dae Date: Wed, 15 Feb 2012 11:25:22 +0900 Subject: drm/exynos: added postclose to release resource. Signed-off-by: Inki Dae Signed-off-by: Kyungmin Park Signed-off-by: Dave Airlie --- drivers/gpu/drm/exynos/exynos_drm_drv.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index 76a111f54ccb..58820ebd3558 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -151,6 +151,17 @@ static void exynos_drm_preclose(struct drm_device *dev, } +static void exynos_drm_postclose(struct drm_device *dev, struct drm_file *file) +{ + DRM_DEBUG_DRIVER("%s\n", __FILE__); + + if (!file->driver_priv) + return; + + kfree(file->driver_priv); + file->driver_priv = NULL; +} + static void exynos_drm_lastclose(struct drm_device *dev) { DRM_DEBUG_DRIVER("%s\n", __FILE__); @@ -193,6 +204,7 @@ static struct drm_driver exynos_drm_driver = { .unload = exynos_drm_unload, .preclose = exynos_drm_preclose, .lastclose = exynos_drm_lastclose, + .postclose = exynos_drm_postclose, .get_vblank_counter = drm_vblank_count, .enable_vblank = exynos_drm_crtc_enable_vblank, .disable_vblank = exynos_drm_crtc_disable_vblank, -- cgit v1.2.3 From f0d14daa6906070ca044b86f483fdde7d81f5294 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Michel=20D=C3=A4nzer?= Date: Tue, 21 Feb 2012 17:39:15 +0100 Subject: drm/radeon: Only create additional ring debugfs files on Cayman or newer. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=46274 Tested with a Cayman card in a Llano system: The additional files are created and working for the Cayman card but not created for the CPU's built-in GPU. Signed-off-by: Michel Dänzer Reviewed-by: Alex Deucher Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/radeon_ring.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c index 30a4c5014c8b..92c9ea4751fb 100644 --- a/drivers/gpu/drm/radeon/radeon_ring.c +++ b/drivers/gpu/drm/radeon/radeon_ring.c @@ -500,8 +500,11 @@ static char radeon_debugfs_ib_names[RADEON_IB_POOL_SIZE][32]; int radeon_debugfs_ring_init(struct radeon_device *rdev) { #if defined(CONFIG_DEBUG_FS) - return radeon_debugfs_add_files(rdev, radeon_debugfs_ring_info_list, - ARRAY_SIZE(radeon_debugfs_ring_info_list)); + if (rdev->family >= CHIP_CAYMAN) + return radeon_debugfs_add_files(rdev, radeon_debugfs_ring_info_list, + ARRAY_SIZE(radeon_debugfs_ring_info_list)); + else + return radeon_debugfs_add_files(rdev, radeon_debugfs_ring_info_list, 1); #else return 0; #endif -- cgit v1.2.3 From 6b7746e8768e1c550b320d5af761f73e5aa37f76 Mon Sep 17 00:00:00 2001 From: Jerome Glisse Date: Mon, 20 Feb 2012 17:57:20 -0500 Subject: drm/radeon/kms: properly set accel working flag and bailout when false If accel is not working many subsystem such as the ib pool might not be initialized properly that can lead to segfault inside kernel when cs ioctl is call with non working acceleration. To avoid this make sure the accel working flag is false when an error in GPU startup happen and return EBUSY from cs ioctl if accel is not working. Signed-off-by: Jerome Glisse Reviewed-by: Alex Deucher Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/evergreen.c | 1 + drivers/gpu/drm/radeon/ni.c | 1 + drivers/gpu/drm/radeon/r100.c | 8 +++++++- drivers/gpu/drm/radeon/r300.c | 8 +++++++- drivers/gpu/drm/radeon/r420.c | 8 +++++++- drivers/gpu/drm/radeon/r520.c | 8 +++++++- drivers/gpu/drm/radeon/r600.c | 1 + drivers/gpu/drm/radeon/radeon_cs.c | 4 ++++ drivers/gpu/drm/radeon/rs400.c | 8 +++++++- drivers/gpu/drm/radeon/rs600.c | 8 +++++++- drivers/gpu/drm/radeon/rs690.c | 8 +++++++- drivers/gpu/drm/radeon/rv515.c | 8 +++++++- drivers/gpu/drm/radeon/rv770.c | 1 + 13 files changed, 64 insertions(+), 8 deletions(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 9be353b894cc..f58254a3fb01 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -3223,6 +3223,7 @@ int evergreen_resume(struct radeon_device *rdev) r = evergreen_startup(rdev); if (r) { DRM_ERROR("evergreen startup failed on resume\n"); + rdev->accel_working = false; return r; } diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c index db09065e68fd..2509c505acb8 100644 --- a/drivers/gpu/drm/radeon/ni.c +++ b/drivers/gpu/drm/radeon/ni.c @@ -1547,6 +1547,7 @@ int cayman_resume(struct radeon_device *rdev) r = cayman_startup(rdev); if (r) { DRM_ERROR("cayman startup failed on resume\n"); + rdev->accel_working = false; return r; } return r; diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c index 18cd84fae99c..333cde9d4e7b 100644 --- a/drivers/gpu/drm/radeon/r100.c +++ b/drivers/gpu/drm/radeon/r100.c @@ -3928,6 +3928,8 @@ static int r100_startup(struct radeon_device *rdev) int r100_resume(struct radeon_device *rdev) { + int r; + /* Make sur GART are not working */ if (rdev->flags & RADEON_IS_PCI) r100_pci_gart_disable(rdev); @@ -3947,7 +3949,11 @@ int r100_resume(struct radeon_device *rdev) radeon_surface_init(rdev); rdev->accel_working = true; - return r100_startup(rdev); + r = r100_startup(rdev); + if (r) { + rdev->accel_working = false; + } + return r; } int r100_suspend(struct radeon_device *rdev) diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c index 3fc0d29a5f39..6829638cca40 100644 --- a/drivers/gpu/drm/radeon/r300.c +++ b/drivers/gpu/drm/radeon/r300.c @@ -1431,6 +1431,8 @@ static int r300_startup(struct radeon_device *rdev) int r300_resume(struct radeon_device *rdev) { + int r; + /* Make sur GART are not working */ if (rdev->flags & RADEON_IS_PCIE) rv370_pcie_gart_disable(rdev); @@ -1452,7 +1454,11 @@ int r300_resume(struct radeon_device *rdev) radeon_surface_init(rdev); rdev->accel_working = true; - return r300_startup(rdev); + r = r300_startup(rdev); + if (r) { + rdev->accel_working = false; + } + return r; } int r300_suspend(struct radeon_device *rdev) diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c index 666e28fe509c..b14323053bad 100644 --- a/drivers/gpu/drm/radeon/r420.c +++ b/drivers/gpu/drm/radeon/r420.c @@ -291,6 +291,8 @@ static int r420_startup(struct radeon_device *rdev) int r420_resume(struct radeon_device *rdev) { + int r; + /* Make sur GART are not working */ if (rdev->flags & RADEON_IS_PCIE) rv370_pcie_gart_disable(rdev); @@ -316,7 +318,11 @@ int r420_resume(struct radeon_device *rdev) radeon_surface_init(rdev); rdev->accel_working = true; - return r420_startup(rdev); + r = r420_startup(rdev); + if (r) { + rdev->accel_working = false; + } + return r; } int r420_suspend(struct radeon_device *rdev) diff --git a/drivers/gpu/drm/radeon/r520.c b/drivers/gpu/drm/radeon/r520.c index 4ae1615e752f..25084e824dbc 100644 --- a/drivers/gpu/drm/radeon/r520.c +++ b/drivers/gpu/drm/radeon/r520.c @@ -218,6 +218,8 @@ static int r520_startup(struct radeon_device *rdev) int r520_resume(struct radeon_device *rdev) { + int r; + /* Make sur GART are not working */ if (rdev->flags & RADEON_IS_PCIE) rv370_pcie_gart_disable(rdev); @@ -237,7 +239,11 @@ int r520_resume(struct radeon_device *rdev) radeon_surface_init(rdev); rdev->accel_working = true; - return r520_startup(rdev); + r = r520_startup(rdev); + if (r) { + rdev->accel_working = false; + } + return r; } int r520_init(struct radeon_device *rdev) diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 4f08e5e6ee9d..fbcd84803b60 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -2529,6 +2529,7 @@ int r600_resume(struct radeon_device *rdev) r = r600_startup(rdev); if (r) { DRM_ERROR("r600 startup failed on resume\n"); + rdev->accel_working = false; return r; } diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c index 435a3d970ab8..e64bec488ed8 100644 --- a/drivers/gpu/drm/radeon/radeon_cs.c +++ b/drivers/gpu/drm/radeon/radeon_cs.c @@ -453,6 +453,10 @@ int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) int r; radeon_mutex_lock(&rdev->cs_mutex); + if (!rdev->accel_working) { + radeon_mutex_unlock(&rdev->cs_mutex); + return -EBUSY; + } /* initialize parser */ memset(&parser, 0, sizeof(struct radeon_cs_parser)); parser.filp = filp; diff --git a/drivers/gpu/drm/radeon/rs400.c b/drivers/gpu/drm/radeon/rs400.c index b0ce84a20a68..866a05be75f2 100644 --- a/drivers/gpu/drm/radeon/rs400.c +++ b/drivers/gpu/drm/radeon/rs400.c @@ -442,6 +442,8 @@ static int rs400_startup(struct radeon_device *rdev) int rs400_resume(struct radeon_device *rdev) { + int r; + /* Make sur GART are not working */ rs400_gart_disable(rdev); /* Resume clock before doing reset */ @@ -462,7 +464,11 @@ int rs400_resume(struct radeon_device *rdev) radeon_surface_init(rdev); rdev->accel_working = true; - return rs400_startup(rdev); + r = rs400_startup(rdev); + if (r) { + rdev->accel_working = false; + } + return r; } int rs400_suspend(struct radeon_device *rdev) diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c index c05865e5521f..4fc700684dcd 100644 --- a/drivers/gpu/drm/radeon/rs600.c +++ b/drivers/gpu/drm/radeon/rs600.c @@ -876,6 +876,8 @@ static int rs600_startup(struct radeon_device *rdev) int rs600_resume(struct radeon_device *rdev) { + int r; + /* Make sur GART are not working */ rs600_gart_disable(rdev); /* Resume clock before doing reset */ @@ -894,7 +896,11 @@ int rs600_resume(struct radeon_device *rdev) radeon_surface_init(rdev); rdev->accel_working = true; - return rs600_startup(rdev); + r = rs600_startup(rdev); + if (r) { + rdev->accel_working = false; + } + return r; } int rs600_suspend(struct radeon_device *rdev) diff --git a/drivers/gpu/drm/radeon/rs690.c b/drivers/gpu/drm/radeon/rs690.c index 4f24a0fa8c82..f68dff2fadcb 100644 --- a/drivers/gpu/drm/radeon/rs690.c +++ b/drivers/gpu/drm/radeon/rs690.c @@ -659,6 +659,8 @@ static int rs690_startup(struct radeon_device *rdev) int rs690_resume(struct radeon_device *rdev) { + int r; + /* Make sur GART are not working */ rs400_gart_disable(rdev); /* Resume clock before doing reset */ @@ -677,7 +679,11 @@ int rs690_resume(struct radeon_device *rdev) radeon_surface_init(rdev); rdev->accel_working = true; - return rs690_startup(rdev); + r = rs690_startup(rdev); + if (r) { + rdev->accel_working = false; + } + return r; } int rs690_suspend(struct radeon_device *rdev) diff --git a/drivers/gpu/drm/radeon/rv515.c b/drivers/gpu/drm/radeon/rv515.c index 880637fd1946..959bf4483bea 100644 --- a/drivers/gpu/drm/radeon/rv515.c +++ b/drivers/gpu/drm/radeon/rv515.c @@ -424,6 +424,8 @@ static int rv515_startup(struct radeon_device *rdev) int rv515_resume(struct radeon_device *rdev) { + int r; + /* Make sur GART are not working */ if (rdev->flags & RADEON_IS_PCIE) rv370_pcie_gart_disable(rdev); @@ -443,7 +445,11 @@ int rv515_resume(struct radeon_device *rdev) radeon_surface_init(rdev); rdev->accel_working = true; - return rv515_startup(rdev); + r = rv515_startup(rdev); + if (r) { + rdev->accel_working = false; + } + return r; } int rv515_suspend(struct radeon_device *rdev) diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c index a1668b659ddd..c049c0c51841 100644 --- a/drivers/gpu/drm/radeon/rv770.c +++ b/drivers/gpu/drm/radeon/rv770.c @@ -1139,6 +1139,7 @@ int rv770_resume(struct radeon_device *rdev) r = rv770_startup(rdev); if (r) { DRM_ERROR("r600 startup failed on resume\n"); + rdev->accel_working = false; return r; } -- cgit v1.2.3 From 3ac0eb6d62fde0a60a6c5c61e562af1db8fbf712 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Sun, 19 Feb 2012 21:42:03 -0500 Subject: drm/radeon/kms/atom: dpms bios scratch reg updates dpms bits not used on DCE4+ Signed-off-by: Alex Deucher Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/radeon_atombios.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 9e72daeeddc6..1f53ae74ada1 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -3020,6 +3020,9 @@ radeon_atombios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on) struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); uint32_t bios_2_scratch; + if (ASIC_IS_DCE4(rdev)) + return; + if (rdev->family >= CHIP_R600) bios_2_scratch = RREG32(R600_BIOS_2_SCRATCH); else -- cgit v1.2.3 From 5ca0c34ae28344b6b4ca3036bc82f89c8db16a59 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Thu, 23 Feb 2012 15:33:40 +0000 Subject: drm/i915: fix mode set on load pipe. (v2) Booted my i965 machine and it started printing the unsupported pixel format of 0 message (once I added content to it). Oh looksie here, we pass 0. fix. v2: compile it. Buzilla: https://bugs.freedesktop.org/show_bug.cgi?id=45966 Reviewed-by: Daniel Vetter Reviewed-by: Chris Wilson Signed-off-by: Dave Airlie Signed-off-by: Jesse Barnes --- drivers/gpu/drm/i915/intel_display.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index f425b23e3803..f3afec2854d8 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -6561,7 +6561,7 @@ intel_framebuffer_create_for_mode(struct drm_device *dev, mode_cmd.height = mode->vdisplay; mode_cmd.pitches[0] = intel_framebuffer_pitch_for_width(mode_cmd.width, bpp); - mode_cmd.pixel_format = 0; + mode_cmd.pixel_format = drm_mode_legacy_fb_format(bpp, depth); return intel_framebuffer_create(dev, &mode_cmd, obj); } -- cgit v1.2.3 From 4e9bb47bd29e02f2daaa7bdb2a8ddf977bf76f06 Mon Sep 17 00:00:00 2001 From: Hai Lan Date: Wed, 15 Feb 2012 19:07:02 +0800 Subject: drm/i915: fix a sprite watermark computation to avoid divide by zero if xpos<0 When setting overlay position with x<0, it will divide 0 and make drm driver crash. Signed-off-by: Hai Lan Signed-off-by: Jesse Barnes --- drivers/gpu/drm/i915/intel_display.c | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index f3afec2854d8..e654f32de197 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -4680,8 +4680,17 @@ sandybridge_compute_sprite_srwm(struct drm_device *dev, int plane, crtc = intel_get_crtc_for_plane(dev, plane); clock = crtc->mode.clock; + if (!clock) { + *sprite_wm = 0; + return false; + } line_time_us = (sprite_width * 1000) / clock; + if (!line_time_us) { + *sprite_wm = 0; + return false; + } + line_count = (latency_ns / line_time_us + 1000) / 1000; line_size = sprite_width * pixel_size; -- cgit v1.2.3 From c0e2ee1bc0cf82eec89e26b7afe7e4db0561b7d9 Mon Sep 17 00:00:00 2001 From: Eugeni Dodonov Date: Thu, 23 Feb 2012 23:57:06 -0200 Subject: drm/i915: fix operator precedence when enabling RC6p As noticed by Torsten Kaiser, the operator precedence can play tricks with us here. CC: Dave Airlie Signed-off-by: Eugeni Dodonov Signed-off-by: Jesse Barnes --- drivers/gpu/drm/i915/intel_display.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index e654f32de197..4871ba0dcc14 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -8194,7 +8194,7 @@ void gen6_enable_rps(struct drm_i915_private *dev_priv) if (intel_enable_rc6(dev_priv->dev)) rc6_mask = GEN6_RC_CTL_RC6_ENABLE | - (IS_GEN7(dev_priv->dev)) ? GEN6_RC_CTL_RC6p_ENABLE : 0; + ((IS_GEN7(dev_priv->dev)) ? GEN6_RC_CTL_RC6p_ENABLE : 0); I915_WRITE(GEN6_RC_CONTROL, rc6_mask | -- cgit v1.2.3 From aed3f09db39596e539f90b11a5016aea4d8442e1 Mon Sep 17 00:00:00 2001 From: Alban Browaeys Date: Fri, 24 Feb 2012 17:12:45 +0000 Subject: drm/i915: Prevent a machine hang by checking crtc->active before loading lut Before loading the lut (gamma), check the active state of intel_crtc, otherwise at least on gen2 hang ensue. This is reproducible in Xorg via: xset dpms force off then xgamma -rgamma 2.0 # freeze. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=44505 Signed-off-by: Alban Browaeys Signed-off-by: Chris Wilson Reviewed-by: Jesse Barnes Cc: stable@kernel.org Signed-off-by: Jesse Barnes --- drivers/gpu/drm/i915/intel_display.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 4871ba0dcc14..f851db7be2cc 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -6184,7 +6184,7 @@ void intel_crtc_load_lut(struct drm_crtc *crtc) int i; /* The clocks have to be on to load the palette. */ - if (!crtc->enabled) + if (!crtc->enabled || !intel_crtc->active) return; /* use legacy palette for Ironlake */ -- cgit v1.2.3 From 5d031e5b633d910f35e6e0abce94d9d842390006 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 8 Feb 2012 13:34:13 +0000 Subject: drm/i915: Remove use of the autoreported ringbuffer HEAD position This is a revert of 6aa56062eaba67adfb247cded244fd877329588d. This was originally introduced to workaround reads of the ringbuffer registers returning 0 on SandyBridge causing hangs due to ringbuffer overflow. The root cause here was reads through the GT powerwell require the forcewake dance, something we only learnt of later. Now it appears that reading the reported head position from the HWS is returning garbage, leading once again to hangs. For example, on q35 the autoreported head reports: [ 217.975608] head now 00010000, actual 00010000 [ 436.725613] head now 00200000, actual 00200000 [ 462.956033] head now 00210000, actual 00210010 [ 485.501409] head now 00400000, actual 00400020 [ 508.064280] head now 00410000, actual 00410000 [ 530.576078] head now 00600000, actual 00600020 [ 553.273489] head now 00610000, actual 00610018 which appears reasonably sane. In contrast, if we look at snb: [ 141.970680] head now 00e10000, actual 00008238 [ 141.974062] head now 02734000, actual 000083c8 [ 141.974425] head now 00e10000, actual 00008488 [ 141.980374] head now 032b5000, actual 000088b8 [ 141.980885] head now 03271000, actual 00008950 [ 142.040628] head now 02101000, actual 00008b40 [ 142.180173] head now 02734000, actual 00009050 [ 142.181090] head now 00000000, actual 00000ae0 [ 142.183737] head now 02734000, actual 00009050 In addition, the automatic reporting of the head position is scheduled to be defeatured in the future. It has no more utility, remove it. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=45492 Reviewed-by: Daniel Vetter Tested-by: Eric Anholt Signed-off-by: Chris Wilson Signed-off-by: Jesse Barnes --- drivers/gpu/drm/i915/intel_ringbuffer.c | 14 +------------- 1 file changed, 1 insertion(+), 13 deletions(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 1ab842c6032e..536191540b03 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -301,7 +301,7 @@ static int init_ring_common(struct intel_ring_buffer *ring) I915_WRITE_CTL(ring, ((ring->size - PAGE_SIZE) & RING_NR_PAGES) - | RING_REPORT_64K | RING_VALID); + | RING_VALID); /* If the head is still not zero, the ring is dead */ if ((I915_READ_CTL(ring) & RING_VALID) == 0 || @@ -1132,18 +1132,6 @@ int intel_wait_ring_buffer(struct intel_ring_buffer *ring, int n) struct drm_device *dev = ring->dev; struct drm_i915_private *dev_priv = dev->dev_private; unsigned long end; - u32 head; - - /* If the reported head position has wrapped or hasn't advanced, - * fallback to the slow and accurate path. - */ - head = intel_read_status_page(ring, 4); - if (head > ring->head) { - ring->head = head; - ring->space = ring_space(ring); - if (ring->space >= n) - return 0; - } trace_i915_ring_wait_begin(ring); if (drm_core_check_feature(dev, DRIVER_GEM)) -- cgit v1.2.3 From 2b69ffb97065b897fd4e24ab14b6e14372d80fa6 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Tue, 28 Feb 2012 11:08:22 -0500 Subject: drm/radeon/kms: fix radeon_dp_get_modes for LVDS bridges (v2) Need to call ExternalEncoderControl to set up DDC before trying to get an EDID for all DP bridge chips (including DP to LVDS). Also remove redundant encoder assignment. V2: fix typo in commit message. Signed-off-by: Alex Deucher Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/radeon_connectors.c | 25 +++++++++++++++++-------- 1 file changed, 17 insertions(+), 8 deletions(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index e7cb3ab09243..8b3d8ed52ff6 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -1117,13 +1117,23 @@ static int radeon_dp_get_modes(struct drm_connector *connector) (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { struct drm_display_mode *mode; - if (!radeon_dig_connector->edp_on) - atombios_set_edp_panel_power(connector, - ATOM_TRANSMITTER_ACTION_POWER_ON); - ret = radeon_ddc_get_modes(radeon_connector); - if (!radeon_dig_connector->edp_on) - atombios_set_edp_panel_power(connector, - ATOM_TRANSMITTER_ACTION_POWER_OFF); + if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) { + if (!radeon_dig_connector->edp_on) + atombios_set_edp_panel_power(connector, + ATOM_TRANSMITTER_ACTION_POWER_ON); + ret = radeon_ddc_get_modes(radeon_connector); + if (!radeon_dig_connector->edp_on) + atombios_set_edp_panel_power(connector, + ATOM_TRANSMITTER_ACTION_POWER_OFF); + } else { + /* need to setup ddc on the bridge */ + if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) != + ENCODER_OBJECT_ID_NONE) { + if (encoder) + radeon_atom_ext_encoder_setup_ddc(encoder); + } + ret = radeon_ddc_get_modes(radeon_connector); + } if (ret > 0) { if (encoder) { @@ -1134,7 +1144,6 @@ static int radeon_dp_get_modes(struct drm_connector *connector) return ret; } - encoder = radeon_best_single_encoder(connector); if (!encoder) return 0; -- cgit v1.2.3 From 1404547f3a32ffc154dbf6aa30f966f0d2abafb7 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christian=20K=C3=B6nig?= Date: Tue, 28 Feb 2012 23:19:20 +0100 Subject: drm/radeon: fix uninitialized variable MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Without this fix the driver randomly treats textures as arrays and I'm really wondering why gcc isn't complaining about it. Signed-off-by: Christian König Reviewed-by: Jerome Glisse Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/r600_cs.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c index 38ce5d0427e3..387fcc9f03ef 100644 --- a/drivers/gpu/drm/radeon/r600_cs.c +++ b/drivers/gpu/drm/radeon/r600_cs.c @@ -1304,6 +1304,7 @@ static int r600_check_texture_resource(struct radeon_cs_parser *p, u32 idx, h0 = G_038004_TEX_HEIGHT(word1) + 1; d0 = G_038004_TEX_DEPTH(word1); nfaces = 1; + array = 0; switch (G_038000_DIM(word0)) { case V_038000_SQ_TEX_DIM_1D: case V_038000_SQ_TEX_DIM_2D: -- cgit v1.2.3 From 108b0d348302be2b2f846bc8a8115f5b099a6196 Mon Sep 17 00:00:00 2001 From: Sebastian Biemueller Date: Wed, 29 Feb 2012 11:04:52 -0500 Subject: drm/radeon/kms/vm: fix possible bug in radeon_vm_bo_rmv() The bo is removed from the list at the top of radeon_vm_bo_rmv(), but then the list is used in radeon_vm_bo_update_pte() to look up the vm. remove the bo_list entry at the end of the function instead. Signed-off-by: Alex Deucher Reviewed-by: Jerome Glisse Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/radeon_gart.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c index 010dad8b66ae..c58a036233fb 100644 --- a/drivers/gpu/drm/radeon/radeon_gart.c +++ b/drivers/gpu/drm/radeon/radeon_gart.c @@ -597,13 +597,13 @@ int radeon_vm_bo_rmv(struct radeon_device *rdev, if (bo_va == NULL) return 0; - list_del(&bo_va->bo_list); mutex_lock(&vm->mutex); radeon_mutex_lock(&rdev->cs_mutex); radeon_vm_bo_update_pte(rdev, vm, bo, NULL); radeon_mutex_unlock(&rdev->cs_mutex); list_del(&bo_va->vm_list); mutex_unlock(&vm->mutex); + list_del(&bo_va->bo_list); kfree(bo_va); return 0; -- cgit v1.2.3 From 055bf38d3d6069707e2d555cffdde629b8404ff2 Mon Sep 17 00:00:00 2001 From: Alan Cox Date: Mon, 5 Mar 2012 14:22:16 +0000 Subject: drm, gma500: Fix Cedarview boot failures in 3.3-rc Production GMA3600/3650 hardware turns out to be subtly different to the development platforms. This combined with a minor driver bug is causing the kernel to hang on these platforms. This patch does the following - turn down a couple of messages that were meant to be debug and are causing much confusion - ensure the hotplug interrupt is disabled on Cedartrail systems. - fix a bug where gtt roll mode called psbfb_sync, which tries to sync the 2D engine. On other devices it is harmless as the 2D engine is present but not in use when in gtt roll mode, on Cedartrail it causes a hang Without these changes 3.3-rc hangs on boot on Cedartrail based systems. Signed-off-by: Alan Cox Signed-off-by: Linus Torvalds --- drivers/gpu/drm/gma500/cdv_device.c | 2 ++ drivers/gpu/drm/gma500/framebuffer.c | 1 - drivers/gpu/drm/gma500/gtt.c | 9 ++++----- 3 files changed, 6 insertions(+), 6 deletions(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/gma500/cdv_device.c b/drivers/gpu/drm/gma500/cdv_device.c index 4a5b099c3bc5..53404af2e748 100644 --- a/drivers/gpu/drm/gma500/cdv_device.c +++ b/drivers/gpu/drm/gma500/cdv_device.c @@ -321,6 +321,8 @@ static int cdv_chip_setup(struct drm_device *dev) cdv_get_core_freq(dev); gma_intel_opregion_init(dev); psb_intel_init_bios(dev); + REG_WRITE(PORT_HOTPLUG_EN, 0); + REG_WRITE(PORT_HOTPLUG_STAT, REG_READ(PORT_HOTPLUG_STAT)); return 0; } diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c index 830dfdd6bf15..be616735ec91 100644 --- a/drivers/gpu/drm/gma500/framebuffer.c +++ b/drivers/gpu/drm/gma500/framebuffer.c @@ -247,7 +247,6 @@ static struct fb_ops psbfb_roll_ops = { .fb_imageblit = cfb_imageblit, .fb_pan_display = psbfb_pan, .fb_mmap = psbfb_mmap, - .fb_sync = psbfb_sync, .fb_ioctl = psbfb_ioctl, }; diff --git a/drivers/gpu/drm/gma500/gtt.c b/drivers/gpu/drm/gma500/gtt.c index 5d5330f667f1..aff194fbe9f3 100644 --- a/drivers/gpu/drm/gma500/gtt.c +++ b/drivers/gpu/drm/gma500/gtt.c @@ -446,10 +446,9 @@ int psb_gtt_init(struct drm_device *dev, int resume) pg->gtt_start = pci_resource_start(dev->pdev, PSB_GTT_RESOURCE); gtt_pages = pci_resource_len(dev->pdev, PSB_GTT_RESOURCE) >> PAGE_SHIFT; - /* Some CDV firmware doesn't report this currently. In which case the - system has 64 gtt pages */ + /* CDV doesn't report this. In which case the system has 64 gtt pages */ if (pg->gtt_start == 0 || gtt_pages == 0) { - dev_err(dev->dev, "GTT PCI BAR not initialized.\n"); + dev_dbg(dev->dev, "GTT PCI BAR not initialized.\n"); gtt_pages = 64; pg->gtt_start = dev_priv->pge_ctl; } @@ -461,10 +460,10 @@ int psb_gtt_init(struct drm_device *dev, int resume) if (pg->gatt_pages == 0 || pg->gatt_start == 0) { static struct resource fudge; /* Preferably peppermint */ - /* This can occur on CDV SDV systems. Fudge it in this case. + /* This can occur on CDV systems. Fudge it in this case. We really don't care what imaginary space is being allocated at this point */ - dev_err(dev->dev, "GATT PCI BAR not initialized.\n"); + dev_dbg(dev->dev, "GATT PCI BAR not initialized.\n"); pg->gatt_start = 0x40000000; pg->gatt_pages = (128 * 1024 * 1024) >> PAGE_SHIFT; /* This is a little confusing but in fact the GTT is providing -- cgit v1.2.3 From 0be70439f2dcf4a2048e4b02f23f2c239b35a110 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christian=20K=C3=B6nig?= Date: Wed, 7 Mar 2012 11:28:57 +0100 Subject: drm/radeon: fix a semaphore deadlock on pre cayman asics MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The out of order execution of semaphore commands on pre cayman asics doesn't work correctly and can cause deadlocks, so turn it off for now. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/r600.c | 3 +++ drivers/gpu/drm/radeon/r600d.h | 1 + 2 files changed, 4 insertions(+) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index fbcd84803b60..17ca72ce3027 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -2362,6 +2362,9 @@ void r600_semaphore_ring_emit(struct radeon_device *rdev, uint64_t addr = semaphore->gpu_addr; unsigned sel = emit_wait ? PACKET3_SEM_SEL_WAIT : PACKET3_SEM_SEL_SIGNAL; + if (rdev->family < CHIP_CAYMAN) + sel |= PACKET3_SEM_WAIT_ON_SIGNAL; + radeon_ring_write(ring, PACKET3(PACKET3_MEM_SEMAPHORE, 1)); radeon_ring_write(ring, addr & 0xffffffff); radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | sel); diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h index 3ee1fd7ef394..9b23670716f1 100644 --- a/drivers/gpu/drm/radeon/r600d.h +++ b/drivers/gpu/drm/radeon/r600d.h @@ -831,6 +831,7 @@ #define PACKET3_STRMOUT_BUFFER_UPDATE 0x34 #define PACKET3_INDIRECT_BUFFER_MP 0x38 #define PACKET3_MEM_SEMAPHORE 0x39 +# define PACKET3_SEM_WAIT_ON_SIGNAL (0x1 << 12) # define PACKET3_SEM_SEL_SIGNAL (0x6 << 29) # define PACKET3_SEM_SEL_WAIT (0x7 << 29) #define PACKET3_MPEG_INDEX 0x3A -- cgit v1.2.3 From aaefcd4284a5399641ed02ac3e696b5e50ce185e Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Tue, 6 Mar 2012 10:44:40 +0000 Subject: drm/radeon: deal with errors from framebuffer init path. We've been getting occasional oops running a 32-bit kernel on a certain system in our RHEL test hw. It appears that we fail to get sufficent ioremap space for the framebuffer, and this leads to an oops. This patch should fix the oops and leave a message in the logs we can check for. A future fix would probably to resize the console to a size that we can ioremap. Reviewed-by: Alex Deucher Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/radeon_display.c | 18 +++++++++++++++--- drivers/gpu/drm/radeon/radeon_fb.c | 11 ++++++++++- drivers/gpu/drm/radeon/radeon_mode.h | 2 +- 3 files changed, 26 insertions(+), 5 deletions(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c index 8c49fef1ce78..3d314338d843 100644 --- a/drivers/gpu/drm/radeon/radeon_display.c +++ b/drivers/gpu/drm/radeon/radeon_display.c @@ -1078,15 +1078,21 @@ static const struct drm_framebuffer_funcs radeon_fb_funcs = { .create_handle = radeon_user_framebuffer_create_handle, }; -void +int radeon_framebuffer_init(struct drm_device *dev, struct radeon_framebuffer *rfb, struct drm_mode_fb_cmd2 *mode_cmd, struct drm_gem_object *obj) { + int ret; rfb->obj = obj; - drm_framebuffer_init(dev, &rfb->base, &radeon_fb_funcs); + ret = drm_framebuffer_init(dev, &rfb->base, &radeon_fb_funcs); + if (ret) { + rfb->obj = NULL; + return ret; + } drm_helper_mode_fill_fb_struct(&rfb->base, mode_cmd); + return 0; } static struct drm_framebuffer * @@ -1096,6 +1102,7 @@ radeon_user_framebuffer_create(struct drm_device *dev, { struct drm_gem_object *obj; struct radeon_framebuffer *radeon_fb; + int ret; obj = drm_gem_object_lookup(dev, file_priv, mode_cmd->handles[0]); if (obj == NULL) { @@ -1108,7 +1115,12 @@ radeon_user_framebuffer_create(struct drm_device *dev, if (radeon_fb == NULL) return ERR_PTR(-ENOMEM); - radeon_framebuffer_init(dev, radeon_fb, mode_cmd, obj); + ret = radeon_framebuffer_init(dev, radeon_fb, mode_cmd, obj); + if (ret) { + kfree(radeon_fb); + drm_gem_object_unreference_unlocked(obj); + return NULL; + } return &radeon_fb->base; } diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c index cf2bf35b56b8..195471cf65d3 100644 --- a/drivers/gpu/drm/radeon/radeon_fb.c +++ b/drivers/gpu/drm/radeon/radeon_fb.c @@ -209,6 +209,11 @@ static int radeonfb_create(struct radeon_fbdev *rfbdev, sizes->surface_depth); ret = radeonfb_create_pinned_object(rfbdev, &mode_cmd, &gobj); + if (ret) { + DRM_ERROR("failed to create fbcon object %d\n", ret); + return ret; + } + rbo = gem_to_radeon_bo(gobj); /* okay we have an object now allocate the framebuffer */ @@ -220,7 +225,11 @@ static int radeonfb_create(struct radeon_fbdev *rfbdev, info->par = rfbdev; - radeon_framebuffer_init(rdev->ddev, &rfbdev->rfb, &mode_cmd, gobj); + ret = radeon_framebuffer_init(rdev->ddev, &rfbdev->rfb, &mode_cmd, gobj); + if (ret) { + DRM_ERROR("failed to initalise framebuffer %d\n", ret); + goto out_unref; + } fb = &rfbdev->rfb.base; diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h index 4330e3253573..8a85598fb242 100644 --- a/drivers/gpu/drm/radeon/radeon_mode.h +++ b/drivers/gpu/drm/radeon/radeon_mode.h @@ -649,7 +649,7 @@ extern void radeon_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green, u16 blue, int regno); extern void radeon_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green, u16 *blue, int regno); -void radeon_framebuffer_init(struct drm_device *dev, +int radeon_framebuffer_init(struct drm_device *dev, struct radeon_framebuffer *rfb, struct drm_mode_fb_cmd2 *mode_cmd, struct drm_gem_object *obj); -- cgit v1.2.3 From cf00790dea6f210ddd01a6656da58c7c9a4ea0e4 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Marek=20Ol=C5=A1=C3=A1k?= Date: Wed, 7 Mar 2012 23:33:00 +0100 Subject: drm/radeon/kms: set SX_MISC in the r6xx blit code (v2) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Mesa may set it to 1, causing all primitives to be killed. v2: also update the r7xx code Signed-off-by: Marek Olšák Reviewed-by: Alex Deucher Cc: stable@kernel.org Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/r600_blit_shaders.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/radeon/r600_blit_shaders.c b/drivers/gpu/drm/radeon/r600_blit_shaders.c index 2d1f6c5ee2a7..73e2c7c6edbc 100644 --- a/drivers/gpu/drm/radeon/r600_blit_shaders.c +++ b/drivers/gpu/drm/radeon/r600_blit_shaders.c @@ -313,6 +313,10 @@ const u32 r6xx_default_state[] = 0x00000000, /* VGT_REUSE_OFF */ 0x00000000, /* VGT_VTX_CNT_EN */ + 0xc0016900, + 0x000000d4, + 0x00000000, /* SX_MISC */ + 0xc0016900, 0x000002c8, 0x00000000, /* VGT_STRMOUT_BUFFER_EN */ @@ -625,6 +629,10 @@ const u32 r7xx_default_state[] = 0x00000000, /* VGT_REUSE_OFF */ 0x00000000, /* VGT_VTX_CNT_EN */ + 0xc0016900, + 0x000000d4, + 0x00000000, /* SX_MISC */ + 0xc0016900, 0x000002c8, 0x00000000, /* VGT_STRMOUT_BUFFER_EN */ -- cgit v1.2.3 From 38aa4a568ba4c3ccba83e862a01e3e60e3b811ee Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 7 Mar 2012 19:05:01 -0500 Subject: drm/radeon/kms: fix hdmi duallink checks All pre-SI chips are limited to 165 Mhz for single link. Code in question will be re-enabled when SI support is added. Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=44755 https://bugzilla.kernel.org/show_bug.cgi?id=42887 Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/radeon_connectors.c | 2 +- drivers/gpu/drm/radeon/radeon_encoders.c | 6 ++---- 2 files changed, 3 insertions(+), 5 deletions(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index 8b3d8ed52ff6..8c9a8115b632 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -1057,7 +1057,7 @@ static int radeon_dvi_mode_valid(struct drm_connector *connector, (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B)) return MODE_OK; else if (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_A) { - if (ASIC_IS_DCE3(rdev)) { + if (0) { /* HDMI 1.3+ supports max clock of 340 Mhz */ if (mode->clock > 340000) return MODE_CLOCK_HIGH; diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c index 9419c51bcf50..26e92708d114 100644 --- a/drivers/gpu/drm/radeon/radeon_encoders.c +++ b/drivers/gpu/drm/radeon/radeon_encoders.c @@ -307,8 +307,6 @@ void radeon_panel_mode_fixup(struct drm_encoder *encoder, bool radeon_dig_monitor_is_duallink(struct drm_encoder *encoder, u32 pixel_clock) { - struct drm_device *dev = encoder->dev; - struct radeon_device *rdev = dev->dev_private; struct drm_connector *connector; struct radeon_connector *radeon_connector; struct radeon_connector_atom_dig *dig_connector; @@ -326,7 +324,7 @@ bool radeon_dig_monitor_is_duallink(struct drm_encoder *encoder, case DRM_MODE_CONNECTOR_HDMIB: if (radeon_connector->use_digital) { /* HDMI 1.3 supports up to 340 Mhz over single link */ - if (ASIC_IS_DCE3(rdev) && drm_detect_hdmi_monitor(radeon_connector->edid)) { + if (0 && drm_detect_hdmi_monitor(radeon_connector->edid)) { if (pixel_clock > 340000) return true; else @@ -348,7 +346,7 @@ bool radeon_dig_monitor_is_duallink(struct drm_encoder *encoder, return false; else { /* HDMI 1.3 supports up to 340 Mhz over single link */ - if (ASIC_IS_DCE3(rdev) && drm_detect_hdmi_monitor(radeon_connector->edid)) { + if (0 && drm_detect_hdmi_monitor(radeon_connector->edid)) { if (pixel_clock > 340000) return true; else -- cgit v1.2.3