aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/hisilicon/kirin
AgeCommit message (Collapse)Author
2016-07-04drm/hisilicon: Fix ADE vblank on/off handlingXinliang Liu
Vblank turn on should be called in crtc's enable callback. And turn off called in crtc's disable callback. Thanks to Daniel Vetter, this bug is reported by him. Reported-by: Daniel Vetter <daniel.vetter@intel.com> Signed-off-by: Xinliang Liu <xinliang.liu@linaro.org>
2016-07-04drm/hisilicon: add select HISI_KIRIN_DW_DSIZoltan Kuscsik
Add select HISI_KIRIN_DW_DSI to Kconfig. The DRM driver depends on dsi sub-driver. Signed-off-by: Zoltan Kuscsik <zoltan.kuscsik@linaro.org> Signed-off-by: Xinliang Liu <xinliang.liu@linaro.org>
2016-07-04drm/hisilicon: Fix return value check in ade_dts_parse()Wei Yongjun
In case of error, the function devm_clk_get() returns ERR_PTR() and never returns NULL. The NULL test in the return value check should be replaced with IS_ERR(). Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Reviewed-by: Chen Feng <puck.chen@hisilicon.com>
2016-06-21drm: Lobotomize set_busid nonsense for !pci driversDaniel Vetter
We already have a fallback in place to fill out the unique from dev->unique, which is set to something reasonable in drm_dev_alloc. Which means we only need to have a special set_busid for pci devices, to be able to care the backwards compat code for drm 1.1 around, which libdrm still needs. While developing and testing this patch things blew up in really interesting ways, and the code is rather confusing in naming things between the kernel code, ioctl #defines and libdrm. For the next brave dragon slayer, document all this madness properly in the userspace interface section of gpu.tmpl. v2: Make drm_dev_set_unique static and update kerneldoc. v3: Entire rewrite, plus document what's going on for posterity in the gpu docbook uapi section. v4: Drop accidental amdgpu hunk (Emil). v5: Drop accidental omapdrm vblank counter change (Emil). v6: Rebase on top of the sphinx conversion. Cc: Gustavo Padovan <gustavo.padovan@collabora.co.uk> Cc: Emil Velikov <emil.l.velikov@gmail.com> Tested-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk> (virt_gpu) Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2016-06-21drm/hisilicon: Remove redundant calls to drm_connector_register_all()Chris Wilson
Up to now, the recommendation was for drivers to call drm_dev_register() followed by drm_connector_register_all(). Now that drm_connector_register() is safe against multiple invocations, we can move drm_connector_register_all() to drm_dev_register() and not suffer from any backwards compatibility issues with drivers not following the more rigorous init ordering. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: Xinliang Liu <z.liuxinliang@hisilicon.com> Cc: Xinwei Kong <kong.kongxinwei@hisilicon.com> Cc: Chen Feng <puck.chen@hisilicon.com> Cc: David Airlie <airlied@linux.ie> Cc: dri-devel@lists.freedesktop.org Acked-by: Xinliang Liu <z.liuxinliang@hisilicon.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1466151923-1572-5-git-send-email-chris@chris-wilson.co.uk
2016-06-09drm/hisilicon: Implement some semblance of vblank event handlingDaniel Vetter
atomic_flush seems to be the right place, but I'm not entirely sure whether this will catch them all. It could be that when disabling the crtc we'll miss the vblank. While at it nuke the dummy functions. v2: Be more robust and either arm, when the CRTC is on, or just send the event out right away. Cc: Xinliang Liu <xinliang.liu@linaro.org> Cc: Xinwei Kong <kong.kongxinwei@hisilicon.com> Cc: Archit Taneja <architt@codeaurora.org> Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1465388359-8070-5-git-send-email-daniel.vetter@ffwll.ch
2016-05-31drm/hisilicon: Use lockless gem BO free callbackDaniel Vetter
No dev->struct_mutex anywhere to be seen. Cc: Xinliang Liu <xinliang.liu@linaro.org> Cc: Xinwei Kong <kong.kongxinwei@hisilicon.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Acked-by: Xinwei Kong <kong.kongxinwei@hisilicon.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1464630800-30786-27-git-send-email-daniel.vetter@ffwll.ch
2016-05-11drm/hisilicon: Fix DRM_INFO printed issueXinliang Liu
This patch fixed the bellow no DRM_INFO is printed issue: if (!delay_count) DRM_INFO("phylock and phystopstateclklane is not ready.\n"); There will some printed issues with above info, under certain circumstances: If ((BIT(0) | BIT(2)) & val) is never true, break will not happen and delay_count will be max u32 value (?), and no DRM_INFO is printed. Also if ((BIT(0) | BIT(2)) & val) is true at the last possible loop round, break happens, but now delay_count is already zero ( because of earlier delay_count-- ) and DRM_INFO is erroneously printed. Thanks to Juha Leppänen, he reports to me this issue. Signed-off-by: Xinliang Liu <xinliang.liu@linaro.org> Reported-by: Juha Leppänen <juha_efku@dnainternet.net>
2016-05-11drm/hisilicon: Make kirin_drm_unbind sufficientXinliang Liu
Remove deprecated drm_put_dev. Clean up everything needed in unbind. Thanks to Daniel Vetter, this issue is reported by him. Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch> Reported-by: Daniel Vetter <daniel.vetter@intel.com> Signed-off-by: Xinliang Liu <xinliang.liu@linaro.org>
2016-05-11drm/hisilicon: Use drm_connector_register_allDaniel Vetter
Use drm_connector_register_all helper to register connectors. Cc: Xinliang Liu <xinliang.liu@linaro.org> Cc: Xinwei Kong <kong.kongxinwei@hisilicon.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2016-04-29drm/hisilicon: Add support for external bridgeXinliang Liu
Add support for external HDMI bridge. v8: None. v7: None. v6: None. v5: None. v4: None. v3: - Fix a typo: s/exteranl/external. v2: - Remove abtraction layer. Signed-off-by: Xinliang Liu <xinliang.liu@linaro.org> Signed-off-by: Xinwei Kong <kong.kongxinwei@hisilicon.com> Reviewed-by: Archit Taneja <architt@codeaurora.org>
2016-04-29drm/hisilicon: Add designware dsi host driverXinliang Liu
Add DesignWare dsi host driver for hi6220 SoC. v8: None. v7: None. v6: None. v5: None. v4: None. v3: None. v2: - Remove abtraction layer. Signed-off-by: Xinliang Liu <xinliang.liu@linaro.org> Signed-off-by: Xinwei Kong <kong.kongxinwei@hisilicon.com> Reviewed-by: Archit Taneja <architt@codeaurora.org>
2016-04-29drm/hisilicon: Add designware dsi encoder driverXinliang Liu
Add DesignWare MIPI DSI Host Controller v1.02 encoder driver for hi6220 SoC. v9: Fix module compile error. v8: None. v7: - A few regs define clean up. v6: - Change "pclk_dsi" to "pclk". v5: None. v4: None. v3: - Rename file name to dw_drm_dsi.c - Make encoder type as DRM_MODE_ENCODER_DSI. - A few cleanup. v2: - Remove abtraction layer. Signed-off-by: Xinliang Liu <xinliang.liu@linaro.org> Signed-off-by: Xinwei Kong <kong.kongxinwei@hisilicon.com> Signed-off-by: Andy Green <andy.green@linaro.org>
2016-04-29drm/hisilicon: Add cma fbdev and hotplugXinliang Liu
Add cma Fbdev, Fbdev is legency and optional, you can enable/disable it by configuring DRM_FBDEV_EMULATION. Add hotplug. v8: None. v7: None. v6: None. v5: None. v4: None. v3: None. v2: - Use CONFIG_DRM_FBDEV_EMULATION instead of CONFIG_DRM_HISI_FBDEV. Signed-off-by: Xinliang Liu <xinliang.liu@linaro.org> Signed-off-by: Xinwei Kong <kong.kongxinwei@hisilicon.com>
2016-04-29drm/hisilicon: Add vblank driver for ADEXinliang Liu
Add vblank irq handle. v8: None. v7: - Fix irq flag "DRIVER_IRQF_SHARED" to "IRQF_SHARED". v6: None. v5: None. v4: None. v3: - Remove hisi_get_crtc_from_index func. - A few cleanup. v2: - Remove abtraction layer. Signed-off-by: Xinliang Liu <xinliang.liu@linaro.org> Signed-off-by: Xinwei Kong <kong.kongxinwei@hisilicon.com>
2016-04-29drm/hisilicon: Add plane driver for ADEXinliang Liu
Add plane funcs and helper funcs for ADE. v8: None. v7: None. v6: None. v5: None. v4: None. v3: - A few cleanup. v2: - Remove abtraction layer. Signed-off-by: Xinliang Liu <xinliang.liu@linaro.org> Signed-off-by: Xinwei Kong <kong.kongxinwei@hisilicon.com>
2016-04-29drm/hisilicon: Add crtc driver for ADEXinliang Liu
Add crtc funcs and helper funcs for ADE. v8: None. v7: - A few Regs define clean up and typo fixs. v6: - Cleanup reg-names dt parsing. v5: - Use syscon to access ADE media NOC QoS registers instread of directly writing registers. - Use reset controller to reset ADE instead of directly writing registers. v4: None. v3: - Make ade as the master driver. - Use port to connect with encoder. - A few cleanup. v2: - Remove abtraction layer. Signed-off-by: Xinliang Liu <xinliang.liu@linaro.org> Signed-off-by: Xinwei Kong <kong.kongxinwei@hisilicon.com> Reviewed-by: Archit Taneja <architt@codeaurora.org>
2016-04-29drm/hisilicon: Add hisilicon kirin drm master driverXinliang Liu
Add kirin DRM master driver for hi6220 SoC which used in HiKey board. Add dumb buffer feature. Add prime dmabuf feature. v9: Add OF and ARM64 depends on in Kconfig v8: None. v7: - Add config.mutex protection when accessing mode_config.connector_list. - Clean up match data getting. v6: None. v5: None. v4: None. v3: - Move and rename all the files to kirin sub-directory. So that we could separate different seires SoCs' driver. - Replace drm_platform_init, load, unload implementation. v2: - Remove abtraction layer. Signed-off-by: Xinliang Liu <xinliang.liu@linaro.org> Signed-off-by: Xinwei Kong <kong.kongxinwei@hisilicon.com>