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drm: i915, sched, sun4i, vmwgfx, vc4, imx, dw-hdmi fixes

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Merge tag 'drm-fixes-2019-04-26' of git://anongit.freedesktop.org/drm/drm

Pull drm fixes from Dave Airlie:
 "Regular drm fixes, nothing too outstanding, I'm guessing Easter was
  slowing people down.

  i915:
   - FEC enable fix
   - BXT display lanes fix

  ttm:
   - fix reinit for reloading drivers regression

  imx:
   - DP CSC fix

  sun4i:
   - module unload/load fix

  vc4:
   - memory leak fix
   - compile fix

  dw-hdmi:
   - rockchip scdc overflow fix

  sched:
   - docs fix

  vmwgfx:
   - dma api layering fix"

* tag 'drm-fixes-2019-04-26' of git://anongit.freedesktop.org/drm/drm:
  drm/bridge: dw-hdmi: fix SCDC configuration for ddc-i2c-bus
  drm/vmwgfx: Fix dma API layer violation
  drm/vc4: Fix compilation error reported by kbuild test bot
  drm/sun4i: Unbind components before releasing DRM and memory
  drm/vc4: Fix memory leak during gpu reset.
  drm/sched: Fix description of drm_sched_stop
  drm/imx: don't skip DP channel disable for background plane
  gpu: ipu-v3: dp: fix CSC handling
  drm/ttm: fix re-init of global structures
  drm/sun4i: Fix component unbinding and component master deletion
  drm/sun4i: Set device driver data at bind time for use in unbind
  drm/sun4i: Add missing drm_atomic_helper_shutdown at driver unbind
  drm/i915: Restore correct bxt_ddi_phy_calc_lane_lat_optim_mask() calculation
  drm/i915: Do not enable FEC without DSC
  drm: bridge: dw-hdmi: Fix overflow workaround for Rockchip SoCs
This commit is contained in:
Linus Torvalds 2019-04-26 10:39:46 -07:00
commit 4e40f0f35b
12 changed files with 53 additions and 52 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
View File

@ -1046,6 +1046,10 @@ static bool dw_hdmi_support_scdc(struct dw_hdmi *hdmi)
if (hdmi->version < 0x200a)
return false;
/* Disable if no DDC bus */
if (!hdmi->ddc)
return false;
/* Disable if SCDC is not supported, or if an HF-VSDB block is absent */
if (!display->hdmi.scdc.supported ||
!display->hdmi.scdc.scrambling.supported)
@ -1684,13 +1688,13 @@ static void hdmi_av_composer(struct dw_hdmi *hdmi,
* Source Devices compliant shall set the
* Source Version = 1.
*/
drm_scdc_readb(&hdmi->i2c->adap, SCDC_SINK_VERSION,
drm_scdc_readb(hdmi->ddc, SCDC_SINK_VERSION,
&bytes);
drm_scdc_writeb(&hdmi->i2c->adap, SCDC_SOURCE_VERSION,
drm_scdc_writeb(hdmi->ddc, SCDC_SOURCE_VERSION,
min_t(u8, bytes, SCDC_MIN_SOURCE_VERSION));
/* Enabled Scrambling in the Sink */
drm_scdc_set_scrambling(&hdmi->i2c->adap, 1);
drm_scdc_set_scrambling(hdmi->ddc, 1);
/*
* To activate the scrambler feature, you must ensure
@ -1706,7 +1710,7 @@ static void hdmi_av_composer(struct dw_hdmi *hdmi,
hdmi_writeb(hdmi, 0, HDMI_FC_SCRAMBLER_CTRL);
hdmi_writeb(hdmi, (u8)~HDMI_MC_SWRSTZ_TMDSSWRST_REQ,
HDMI_MC_SWRSTZ);
drm_scdc_set_scrambling(&hdmi->i2c->adap, 0);
drm_scdc_set_scrambling(hdmi->ddc, 0);
}
}
@ -1800,6 +1804,8 @@ static void dw_hdmi_clear_overflow(struct dw_hdmi *hdmi)
* iteration for others.
* The Amlogic Meson GX SoCs (v2.01a) have been identified as needing
* the workaround with a single iteration.
* The Rockchip RK3288 SoC (v2.00a) and RK3328/RK3399 SoCs (v2.11a) have
* been identified as needing the workaround with a single iteration.
*/
switch (hdmi->version) {
@ -1808,7 +1814,9 @@ static void dw_hdmi_clear_overflow(struct dw_hdmi *hdmi)
break;
case 0x131a:
case 0x132a:
case 0x200a:
case 0x201a:
case 0x211a:
case 0x212a:
count = 1;
break;

6
drivers/gpu/drm/i915/intel_ddi.c
View File

@ -3862,14 +3862,16 @@ static int intel_ddi_compute_config(struct intel_encoder *encoder,
ret = intel_hdmi_compute_config(encoder, pipe_config, conn_state);
else
ret = intel_dp_compute_config(encoder, pipe_config, conn_state);
if (ret)
return ret;
if (IS_GEN9_LP(dev_priv) && ret)
if (IS_GEN9_LP(dev_priv))
pipe_config->lane_lat_optim_mask =
bxt_ddi_phy_calc_lane_lat_optim_mask(pipe_config->lane_count);
intel_ddi_compute_min_voltage_level(dev_priv, pipe_config);
return ret;
return 0;
}

6
drivers/gpu/drm/i915/intel_dp.c
View File

@ -1886,6 +1886,9 @@ static int intel_dp_dsc_compute_config(struct intel_dp *intel_dp,
int pipe_bpp;
int ret;
pipe_config->fec_enable = !intel_dp_is_edp(intel_dp) &&
intel_dp_supports_fec(intel_dp, pipe_config);
if (!intel_dp_supports_dsc(intel_dp, pipe_config))
return -EINVAL;
@ -2116,9 +2119,6 @@ intel_dp_compute_config(struct intel_encoder *encoder,
if (adjusted_mode->flags & DRM_MODE_FLAG_DBLCLK)
return -EINVAL;
pipe_config->fec_enable = !intel_dp_is_edp(intel_dp) &&
intel_dp_supports_fec(intel_dp, pipe_config);
ret = intel_dp_compute_link_config(encoder, pipe_config, conn_state);
if (ret < 0)
return ret;

2
drivers/gpu/drm/imx/ipuv3-crtc.c
View File

@ -71,7 +71,7 @@ static void ipu_crtc_disable_planes(struct ipu_crtc *ipu_crtc,
if (disable_partial)
ipu_plane_disable(ipu_crtc->plane[1], true);
if (disable_full)
ipu_plane_disable(ipu_crtc->plane[0], false);
ipu_plane_disable(ipu_crtc->plane[0], true);
}
static void ipu_crtc_atomic_disable(struct drm_crtc *crtc,

3
drivers/gpu/drm/scheduler/sched_main.c
View File

@ -366,10 +366,9 @@ void drm_sched_increase_karma(struct drm_sched_job *bad)
EXPORT_SYMBOL(drm_sched_increase_karma);
/**
* drm_sched_hw_job_reset - stop the scheduler if it contains the bad job
* drm_sched_stop - stop the scheduler
*
* @sched: scheduler instance
* @bad: bad scheduler job
*
*/
void drm_sched_stop(struct drm_gpu_scheduler *sched)

9
drivers/gpu/drm/sun4i/sun4i_drv.c
View File

@ -16,6 +16,7 @@
#include <linux/of_reserved_mem.h>
#include <drm/drmP.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_fb_cma_helper.h>
#include <drm/drm_fb_helper.h>
#include <drm/drm_gem_cma_helper.h>
@ -85,6 +86,8 @@ static int sun4i_drv_bind(struct device *dev)
ret = -ENOMEM;
goto free_drm;
}
dev_set_drvdata(dev, drm);
drm->dev_private = drv;
INIT_LIST_HEAD(&drv->frontend_list);
INIT_LIST_HEAD(&drv->engine_list);
@ -144,8 +147,12 @@ static void sun4i_drv_unbind(struct device *dev)
drm_dev_unregister(drm);
drm_kms_helper_poll_fini(drm);
drm_atomic_helper_shutdown(drm);
drm_mode_config_cleanup(drm);
component_unbind_all(dev, NULL);
of_reserved_mem_device_release(dev);
drm_dev_put(drm);
}
@ -395,6 +402,8 @@ static int sun4i_drv_probe(struct platform_device *pdev)
static int sun4i_drv_remove(struct platform_device *pdev)
{
component_master_del(&pdev->dev, &sun4i_drv_master_ops);
return 0;
}

10
drivers/gpu/drm/ttm/ttm_bo.c
View File

@ -49,9 +49,8 @@ static void ttm_bo_global_kobj_release(struct kobject *kobj);
* ttm_global_mutex - protecting the global BO state
*/
DEFINE_MUTEX(ttm_global_mutex);
struct ttm_bo_global ttm_bo_glob = {
.use_count = 0
};
unsigned ttm_bo_glob_use_count;
struct ttm_bo_global ttm_bo_glob;
static struct attribute ttm_bo_count = {
.name = "bo_count",
@ -1531,12 +1530,13 @@ static void ttm_bo_global_release(void)
struct ttm_bo_global *glob = &ttm_bo_glob;
mutex_lock(&ttm_global_mutex);
if (--glob->use_count > 0)
if (--ttm_bo_glob_use_count > 0)
goto out;
kobject_del(&glob->kobj);
kobject_put(&glob->kobj);
ttm_mem_global_release(&ttm_mem_glob);
memset(glob, 0, sizeof(*glob));
out:
mutex_unlock(&ttm_global_mutex);
}
@ -1548,7 +1548,7 @@ static int ttm_bo_global_init(void)
unsigned i;
mutex_lock(&ttm_global_mutex);
if (++glob->use_count > 1)
if (++ttm_bo_glob_use_count > 1)
goto out;
ret = ttm_mem_global_init(&ttm_mem_glob);

5
drivers/gpu/drm/ttm/ttm_memory.c
View File

@ -461,8 +461,8 @@ int ttm_mem_global_init(struct ttm_mem_global *glob)
void ttm_mem_global_release(struct ttm_mem_global *glob)
{
unsigned int i;
struct ttm_mem_zone *zone;
unsigned int i;
/* let the page allocator first stop the shrink work. */
ttm_page_alloc_fini();
@ -475,9 +475,10 @@ void ttm_mem_global_release(struct ttm_mem_global *glob)
zone = glob->zones[i];
kobject_del(&zone->kobj);
kobject_put(&zone->kobj);
}
}
kobject_del(&glob->kobj);
kobject_put(&glob->kobj);
memset(glob, 0, sizeof(*glob));
}
static void ttm_check_swapping(struct ttm_mem_global *glob)

2
drivers/gpu/drm/vc4/vc4_crtc.c
View File

@ -1042,7 +1042,7 @@ static void
vc4_crtc_reset(struct drm_crtc *crtc)
{
if (crtc->state)
__drm_atomic_helper_crtc_destroy_state(crtc->state);
vc4_crtc_destroy_state(crtc, crtc->state);
crtc->state = kzalloc(sizeof(struct vc4_crtc_state), GFP_KERNEL);
if (crtc->state)

33
drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
View File

@ -545,30 +545,14 @@ static void vmw_get_initial_size(struct vmw_private *dev_priv)
dev_priv->initial_height = height;
}
/**
* vmw_assume_iommu - Figure out whether coherent dma-remapping might be
* taking place.
* @dev: Pointer to the struct drm_device.
*
* Return: true if iommu present, false otherwise.
*/
static bool vmw_assume_iommu(struct drm_device *dev)
{
const struct dma_map_ops *ops = get_dma_ops(dev->dev);
return !dma_is_direct(ops) && ops &&
ops->map_page != dma_direct_map_page;
}
/**
* vmw_dma_select_mode - Determine how DMA mappings should be set up for this
* system.
*
* @dev_priv: Pointer to a struct vmw_private
*
* This functions tries to determine the IOMMU setup and what actions
* need to be taken by the driver to make system pages visible to the
* device.
* This functions tries to determine what actions need to be taken by the
* driver to make system pages visible to the device.
* If this function decides that DMA is not possible, it returns -EINVAL.
* The driver may then try to disable features of the device that require
* DMA.
@ -578,23 +562,16 @@ static int vmw_dma_select_mode(struct vmw_private *dev_priv)
static const char *names[vmw_dma_map_max] = {
[vmw_dma_phys] = "Using physical TTM page addresses.",
[vmw_dma_alloc_coherent] = "Using coherent TTM pages.",
[vmw_dma_map_populate] = "Keeping DMA mappings.",
[vmw_dma_map_populate] = "Caching DMA mappings.",
[vmw_dma_map_bind] = "Giving up DMA mappings early."};
if (vmw_force_coherent)
dev_priv->map_mode = vmw_dma_alloc_coherent;
else if (vmw_assume_iommu(dev_priv->dev))
dev_priv->map_mode = vmw_dma_map_populate;
else if (!vmw_force_iommu)
dev_priv->map_mode = vmw_dma_phys;
else if (IS_ENABLED(CONFIG_SWIOTLB) && swiotlb_nr_tbl())
dev_priv->map_mode = vmw_dma_alloc_coherent;
else if (vmw_restrict_iommu)
dev_priv->map_mode = vmw_dma_map_bind;
else
dev_priv->map_mode = vmw_dma_map_populate;
if (dev_priv->map_mode == vmw_dma_map_populate && vmw_restrict_iommu)
dev_priv->map_mode = vmw_dma_map_bind;
/* No TTM coherent page pool? FIXME: Ask TTM instead! */
if (!(IS_ENABLED(CONFIG_SWIOTLB) || IS_ENABLED(CONFIG_INTEL_IOMMU)) &&
(dev_priv->map_mode == vmw_dma_alloc_coherent))

12
drivers/gpu/ipu-v3/ipu-dp.c
View File

@ -195,7 +195,8 @@ int ipu_dp_setup_channel(struct ipu_dp *dp,
ipu_dp_csc_init(flow, flow->foreground.in_cs, flow->out_cs,
DP_COM_CONF_CSC_DEF_BOTH);
} else {
if (flow->foreground.in_cs == flow->out_cs)
if (flow->foreground.in_cs == IPUV3_COLORSPACE_UNKNOWN ||
flow->foreground.in_cs == flow->out_cs)
/*
* foreground identical to output, apply color
* conversion on background
@ -261,6 +262,8 @@ void ipu_dp_disable_channel(struct ipu_dp *dp, bool sync)
struct ipu_dp_priv *priv = flow->priv;
u32 reg, csc;
dp->in_cs = IPUV3_COLORSPACE_UNKNOWN;
if (!dp->foreground)
return;
@ -268,8 +271,9 @@ void ipu_dp_disable_channel(struct ipu_dp *dp, bool sync)
reg = readl(flow->base + DP_COM_CONF);
csc = reg & DP_COM_CONF_CSC_DEF_MASK;
if (csc == DP_COM_CONF_CSC_DEF_FG)
reg &= ~DP_COM_CONF_CSC_DEF_MASK;
reg &= ~DP_COM_CONF_CSC_DEF_MASK;
if (csc == DP_COM_CONF_CSC_DEF_BOTH || csc == DP_COM_CONF_CSC_DEF_BG)
reg |= DP_COM_CONF_CSC_DEF_BG;
reg &= ~DP_COM_CONF_FG_EN;
writel(reg, flow->base + DP_COM_CONF);
@ -347,6 +351,8 @@ int ipu_dp_init(struct ipu_soc *ipu, struct device *dev, unsigned long base)
mutex_init(&priv->mutex);
for (i = 0; i < IPUV3_NUM_FLOWS; i++) {
priv->flow[i].background.in_cs = IPUV3_COLORSPACE_UNKNOWN;
priv->flow[i].foreground.in_cs = IPUV3_COLORSPACE_UNKNOWN;
priv->flow[i].foreground.foreground = true;
priv->flow[i].base = priv->base + ipu_dp_flow_base[i];
priv->flow[i].priv = priv;

1
include/drm/ttm/ttm_bo_driver.h
View File

@ -420,7 +420,6 @@ extern struct ttm_bo_global {
/**
* Protected by ttm_global_mutex.
*/
unsigned int use_count;
struct list_head device_list;
/**