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Fixes for v5.3-rc6:

Browse Source 
- dma fix for omap.
 - Make output polling work on komeda.
 - Fix bpp computing for AFBC formats in komeda.
 - Support the memory-region property in komeda.
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Merge tag 'drm-misc-fixes-2019-08-22' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes

Fixes for v5.3-rc6:
- dma fix for omap.
- Make output polling work on komeda.
- Fix bpp computing for AFBC formats in komeda.
- Support the memory-region property in komeda.

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/5f1fdfe3-814e-fad1-663c-7279217fc085@linux.intel.com
This commit is contained in:
Dave Airlie 2019-08-23 11:43:47 +10:00
commit cf3627fb1a
6 changed files with 40 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/gpu/drm/arm/display/komeda/komeda_dev.c
View File

@ -8,6 +8,7 @@
#include <linux/iommu.h>
#include <linux/of_device.h>
#include <linux/of_graph.h>
#include <linux/of_reserved_mem.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
#ifdef CONFIG_DEBUG_FS
@ -143,6 +144,12 @@ static int komeda_parse_dt(struct device *dev, struct komeda_dev *mdev)
return mdev->irq;
}
/* Get the optional framebuffer memory resource */
ret = of_reserved_mem_device_init(dev);
if (ret && ret != -ENODEV)
return ret;
ret = 0;
for_each_available_child_of_node(np, child) {
if (of_node_cmp(child->name, "pipeline") == 0) {
ret = komeda_parse_pipe_dt(mdev, child);
@ -289,6 +296,8 @@ void komeda_dev_destroy(struct komeda_dev *mdev)
mdev->n_pipelines = 0;
of_reserved_mem_device_release(dev);
if (funcs && funcs->cleanup)
funcs->cleanup(mdev);

19
drivers/gpu/drm/arm/display/komeda/komeda_format_caps.c
View File

@ -35,6 +35,25 @@ komeda_get_format_caps(struct komeda_format_caps_table *table,
return NULL;
}
u32 komeda_get_afbc_format_bpp(const struct drm_format_info *info, u64 modifier)
{
u32 bpp;
switch (info->format) {
case DRM_FORMAT_YUV420_8BIT:
bpp = 12;
break;
case DRM_FORMAT_YUV420_10BIT:
bpp = 15;
break;
default:
bpp = info->cpp[0] * 8;
break;
}
return bpp;
}
/* Two assumptions
* 1. RGB always has YTR
* 2. Tiled RGB always has SC

3
drivers/gpu/drm/arm/display/komeda/komeda_format_caps.h
View File

@ -97,6 +97,9 @@ const struct komeda_format_caps *
komeda_get_format_caps(struct komeda_format_caps_table *table,
u32 fourcc, u64 modifier);
u32 komeda_get_afbc_format_bpp(const struct drm_format_info *info,
u64 modifier);
u32 *komeda_get_layer_fourcc_list(struct komeda_format_caps_table *table,
u32 layer_type, u32 *n_fmts);

5
drivers/gpu/drm/arm/display/komeda/komeda_framebuffer.c
View File

@ -43,7 +43,7 @@ komeda_fb_afbc_size_check(struct komeda_fb *kfb, struct drm_file *file,
struct drm_framebuffer *fb = &kfb->base;
const struct drm_format_info *info = fb->format;
struct drm_gem_object *obj;
u32 alignment_w = 0, alignment_h = 0, alignment_header, n_blocks;
u32 alignment_w = 0, alignment_h = 0, alignment_header, n_blocks, bpp;
u64 min_size;
obj = drm_gem_object_lookup(file, mode_cmd->handles[0]);
@ -88,8 +88,9 @@ komeda_fb_afbc_size_check(struct komeda_fb *kfb, struct drm_file *file,
kfb->offset_payload = ALIGN(n_blocks * AFBC_HEADER_SIZE,
alignment_header);
bpp = komeda_get_afbc_format_bpp(info, fb->modifier);
kfb->afbc_size = kfb->offset_payload + n_blocks *
ALIGN(info->cpp[0] * AFBC_SUPERBLK_PIXELS,
ALIGN(bpp * AFBC_SUPERBLK_PIXELS / 8,
AFBC_SUPERBLK_ALIGNMENT);
min_size = kfb->afbc_size + fb->offsets[0];
if (min_size > obj->size) {

5
drivers/gpu/drm/arm/display/komeda/komeda_kms.c
View File

@ -15,6 +15,7 @@
#include <drm/drm_gem_framebuffer_helper.h>
#include <drm/drm_irq.h>
#include <drm/drm_vblank.h>
#include <drm/drm_probe_helper.h>
#include "komeda_dev.h"
#include "komeda_framebuffer.h"
@ -315,6 +316,8 @@ struct komeda_kms_dev *komeda_kms_attach(struct komeda_dev *mdev)
drm->irq_enabled = true;
drm_kms_helper_poll_init(drm);
err = drm_dev_register(drm, 0);
if (err)
goto cleanup_mode_config;
@ -322,6 +325,7 @@ struct komeda_kms_dev *komeda_kms_attach(struct komeda_dev *mdev)
return kms;
cleanup_mode_config:
drm_kms_helper_poll_fini(drm);
drm->irq_enabled = false;
drm_mode_config_cleanup(drm);
komeda_kms_cleanup_private_objs(kms);
@ -338,6 +342,7 @@ void komeda_kms_detach(struct komeda_kms_dev *kms)
drm->irq_enabled = false;
mdev->funcs->disable_irq(mdev);
drm_dev_unregister(drm);
drm_kms_helper_poll_fini(drm);
component_unbind_all(mdev->dev, drm);
komeda_kms_cleanup_private_objs(kms);
drm_mode_config_cleanup(drm);

2
drivers/gpu/drm/omapdrm/omap_drv.c
View File

@ -669,7 +669,7 @@ static int pdev_probe(struct platform_device *pdev)
if (omapdss_is_initialized() == false)
return -EPROBE_DEFER;
ret = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
ret = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (ret) {
dev_err(&pdev->dev, "Failed to set the DMA mask\n");
return ret;