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2015-06-15drm/i915: Fix command parser to validate multiple register access with the same command.Francisco Jerez2-31/+48
Until now the software command checker assumed that commands could read or write at most a single register per packet. This is not necessarily the case, MI_LOAD_REGISTER_IMM expects a variable-length list of offset/value pairs and writes them in sequence. The previous code would only check whether the first entry was valid, effectively allowing userspace to write unrestricted registers of the MMIO space by sending a multi-register write with a legal first register, with potential security implications on Gen6 and 7 hardware. Fix it by extending the drm_i915_cmd_descriptor table to represent multi-register access and making validate_cmd() iterate for all register offsets present in the command packet. Signed-off-by: Francisco Jerez <currojerez@riseup.net> Reviewed-by: Zhigang Gong <zhigang.gong@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-06-15drm/i915: Bump CHV PFI credits to 63 when cdclk>=czclkVille Syrjälä1-1/+1
Switch from using 31 PFI credits to 63 PFI credits when cdclk>=czclk on CHV. The spec lists both 31 and 63 as "suggested" values, but based on feedback from hardware folks we should actually be using 63. Originally I picked the 31 basically by flipping a coin. Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Clint Taylor <Clinton.A.Taylor@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-06-15Fix resume from suspend on IBM X30Thomas Richter1-6/+57
This patch fixes the resume from suspend-to-ram on the IBM X30 laptop. The problem is caused by the Bios missing to re-initialize the iVCH registers, especially the PLL registers. This patch records the iVCH registers during initialization, and re-installs this register set when resuming. Signed-off-by: Thomas Richter <thor@math.tu-berlin.de> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-06-15drm/i915/gtt: Remove _single from page table allocatorMika Kuoppala1-8/+8
We are always allocating a single page. No need to be verbose so remove the suffix. Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com> Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Reviewed-by: Michel Thierry <michel.thierry@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-06-15drm/i915/gtt: Don't leak scratch page on mapping errorMika Kuoppala1-1/+3
Free the scratch page if dma mapping fails. Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com> Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-06-15drm/i915/vlv: fix RC6 residency time calculationImre Deak1-15/+7
The divider value to convert from CZ clock rate to ms needs a +1 adjustment on VLV just like on CHV. This matches both the spec and the accuracy test by pm_rc6_residency. v2: - simplify logic checking for the CHV 320MHz special case (Rodrigo) Testcase: igt/pm_rc6_residency Signed-off-by: Imre Deak <imre.deak@intel.com> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=76877 Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-06-15drm/i915: Double the port clock when using double clocked modes with 12bpcVille Syrjälä1-0/+1
Currently we're forgetting to double the port clock when using double clocked modes with 12bpc on HDMI. We're only accounting for the 1.5x factor due to the 12bpc. So further double the 1.5x port clock when we have a double clocked mode. Unfortunately I don't have any displays that support both 12bpc and double clocked modes, so I was unable to test this. Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Chandra Konduru <Chandra.konduru@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-06-15drm/i915: Fix hdmi clock readout with pixel repeatVille Syrjälä1-0/+3
Account for the pixel multiplier when reading out the HDMI mode dotclock. Makes the state checked happier on my ILK when using double clocked modes. Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Chandra Konduru <Chandra.konduru@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-06-15drm/i915: Check infoframe state more diligently.Ville Syrjälä1-12/+32
Check that the DIP is enabled on the right port on IBX and VLV/CHV as we're doing on g4x, and also check for all the infoframe enable bits on all platforms. Eventually we should track each infoframe type independently, and also their contents. This is a small step in that direction as .infoframe_enabled() return value could be easily turned into a bitmask. Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Chandra Konduru <Chandra.konduru@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-06-15drm/i915: Disable all infoframes when turning off the HDMI portVille Syrjälä1-45/+40
Currently we just disable the GCP infoframe when turning off the port. That means if the same transcoder is used on a DP port next, we might end up pushing infoframes over DP, which isn't intended. Just disable all the infoframes when turning off the port. Also protect against two ports stomping on each other on g4x due to the single video DIP instance. Now only the first port to enable gets to send infoframes. v2: Rebase Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Chandra Konduru <Chandra.konduru@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-06-15drm/i915: Fix 12bpc HDMI enable for IBXVille Syrjälä1-25/+53
Follow the procedure listed in Bspec to toggle the port enable bit off and on when enabling HDMI with 12bpc and pixel repeat on IBX. The old code didn't actually enable the port before "toggling" the bit back off, so the whole workaround was essentially a nop. Also take the opportunity to clarify the code by splitting the gmch platforms to a separate (much more straightforward) function. v2: Rebased due to crtc->config changes Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Chandra Konduru <Chandra.konduru@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-06-15drm/i915: Fix HDMI 12bpc TRANSCONF bpc valueVille Syrjälä1-3/+7
IBX BSpec says we must specify 8bpc in TRANSCONF for both 8bpc and 12bpc HDMI output. Do so. v2: Pass intel_crtc to intel_pipe_has_type() Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Chandra Konduru <Chandra.konduru@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-06-15drm/i915: Enable default_phase in GCP when possibleVille Syrjälä1-0/+48
When the video timings are suitably aligned so that all different periods start at phase 0 (ie. none of the periods start mid-pixel) we can inform the sink about this. Supposedly the sink can then optimize certain things. Obviously this is only relevant when outputting >8bpc data since otherwise there are no mid-pixel phases. v2: Rebased due to crtc->config changes Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Chandra Konduru <Chandra.konduru@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-06-15drm/i915: Send GCP infoframes for deep color HDMI sinksVille Syrjälä2-0/+77
GCP infoframes are required to inform the HDMI sink about the color depth. Send the GCP infoframe whenever the sink supports any deep color modes since such sinks must anyway be capable of receiving them. For sinks that don't support deep color let's skip the GCP in case it might confuse the sink, although HDMI 1.4 spec does say all sinks must be capable of reciving them. In theory we could skip the GCP infoframe for deep color sinks in 8bpc mode as well since sinks must fall back to 8bpc whenever GCP isn't received for some time. BSpec says we should disable GCP after disabling the port, so do that as well. v2: s/intel_set_gcp_infoframe/intel_hdmi_set_gcp_infoframe/ Rebased due to crtc->config changes Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> [danvet: Resolve conflict with lack of chv phy patches and fixup typo Chandra spotted.] Reviewed-by: Chandra Konduru <Chandra.konduru@intel.com> Reviewed-by: Ander Conselvan de Oliveira <conselvan2@gmail.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-06-15drm/i915: Don't skip request retirement if the active list is emptyVille Syrjälä1-3/+0
Apparently we can have requests even if though the active list is empty, so do the request retirement regardless of whether there's anything on the active list. The way it happened here is that during suspend intel_ring_idle() notices the olr hanging around and then proceeds to get rid of it by adding a request. However since there was nothing on the active lists i915_gem_retire_requests() didn't clean those up, and so the idle work never runs, and we leave the GPU "busy" during suspend resulting in a WARN later. Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2015-06-15drm/i915: Implement WaEnableHDMI8bpcBefore12bpc:snb, ivbVille Syrjälä2-6/+69
CPT/PPT require a specific procedure for enabling 12bpc HDMI. Implement it, and to keep things neat pull the code into a function. v2: Rebased due to crtc->config changes s/HDMI_GC/HDMIUNIT_GC/ to match spec better Factor out intel_enable_hdmi_audio() Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Ander Conselvan de Oliveira <conselvan2@gmail.com> Reviewed-By: Chandra Konduru <Chandra.konduru@intel.com> Testecase: igt/kms_render/* Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-06-15drm/i915: Always reset vma->ggtt_view.pages cache on unbindingChris Wilson1-1/+1
With the introduction of multiple views of an obj in the same vm, each vma was taught to cache its copy of the pages (so that different views could have different page arrangements). However, this missed decoupling those vma->ggtt_view.pages when the vma released its reference on the obj->pages. As we don't always free the vma, this leads to a possible scenario (e.g. execbuffer interrupted by the shrinker) where the vma points to a stale obj->pages, and explodes. Fixes regression from commit fe14d5f4e5468c5b80a24f1a64abcbe116143670 Author: Tvrtko Ursulin <tvrtko.ursulin@intel.com> Date: Wed Dec 10 17:27:58 2014 +0000 drm/i915: Infrastructure for supporting different GGTT views per object Tvrtko says, if someone else will be confused how this can happen, key is the reservation execbuffer path. That puts the VMA on the exec_list which prevents i915_vma_unbind and i915_gem_vma_destroy from fully destroying the VMA. So the VMA is left existing as an empty object in the list - unbound and disassociated with the backing store. Kind of a cached memory object. And then re-using it needs to clear the cached pages pointer which is fixed above. Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1227892 Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: Michel Thierry <michel.thierry@intel.com> Cc: stable@vger.kernel.org Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com> [Jani: Added Tvrtko's explanation to commit message.] Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2015-06-15drm/cma: Fix 64-bit size_t build warningsMagnus Damm1-2/+2
Fix warnings related to size_t when building for 64-bit architectures: drivers/gpu/drm/drm_gem_cma_helper.c: In function ‘drm_gem_cma_create’: drivers/gpu/drm/drm_gem_cma_helper.c:114:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=] size); ^ drivers/gpu/drm/drm_gem_cma_helper.c: In function ‘drm_gem_cma_describe’: drivers/gpu/drm/drm_gem_cma_helper.c:393:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 8 has type ‘size_t’ [-Wformat=] off, &cma_obj->paddr, cma_obj->vaddr, obj->size); Signed-off-by: Magnus Damm <damm+renesas@opensource.se> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-06-12drm: omapdrm: new vblank and event handlingTomi Valkeinen3-76/+70
Rework the crtc event/flip_wait system as follows: - If we enable a crtc (full modeset), we set omap_crtc->pending and register vblank irq. - If we need to set GO bit (page flip), we do the same but also set the GO bit. - On vblank we unregister the irq, clear the 'pending' flag, send vblank event to userspace if crtc->state->event != NULL, and wake up 'pending_wait' wq. - In omap_atomic_complete() we wait for the 'pending' flag to get reset for all enabled crtcs using 'pending_wait' wq. The above ensures that we send the events to userspace in vblank, and that after the wait in omap_atomic_complete() everything for the affected crtcs has been completed. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2015-06-12drm: omapdrm: merge omap_crtc_flush and omap_crtc_atomic_flushTomi Valkeinen1-21/+14
omap_crtc_atomic_flush() is the only user of omap_crtc_flush(), so just move the code from omap_crtc_flush() to omap_crtc_atomic_flush(). Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2015-06-12drm: omapdrm: add lock for fb pinningTomi Valkeinen1-1/+18
Before atomic modesetting omap_framebuffer_pin() and omap_framebuffer_unpin() were always called with modesetting locks taken. With atomic modesetting support this is no longer the case, and we need locking to protect the pin_count and the paddr, as multiple threads may pin the same fb concurrently. This patch adds a mutex to struct omap_framebuffer, and uses it in omap_framebuffer_pin() and omap_framebuffer_unpin(). Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2015-06-12drm: omapdrm: if omap_plane_atomic_update fails, disable planeTomi Valkeinen1-1/+3
omap_plane_atomic_update() calls dispc_ovl_setup(), which can fail (but shouldn't). To make the code a bit more robust, make sure the plane gets disabled if dispc_ovl_setup() fails, as otherwise we might get illegal HW configuration leading to error interrupts. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2015-06-12drm: omapdrm: inline omap_plane_setup into update/disableTomi Valkeinen1-27/+17
At the moment we have omap_plane_setup() function which handles both enabling (and configuring) and disabling the plane. With atomic modesetting we have separate hooks for plane enable/config and disable. This patch moves the code from omap_plane_setup() to omap_plane_atomic_update() and omap_plane_atomic_disable(). Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2015-06-12drm: omapdrm: omap_plane_setup() cannot fail, use WARNTomi Valkeinen1-9/+4
With atomic modesetting, omap_plane_setup()'s return value is ignored as the functions using it cannot fail. dispc_ovl_setup(), called by omap_plane_setup(), can fail (but shouldn't). Instead of returning an error from omap_plane_setup() which gets ignored, return void and use WARN if dispc_ovl_setup() fails. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2015-06-12drm: omapdrm: Don't setup planes manually from CRTC .enable()/.disable()Laurent Pinchart3-22/+1
Planes setup is handled by the DRM core through the atomic helpers, there's no need to duplicate the code in the CRTC .enable() and .disable() operations. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Don't flush CRTC when enabling or disabling itLaurent Pinchart1-4/+0
The omap_crtc_flush() call in omap_crtc_enable() and omap_crtc_disable() is a no-op, as the display manager is always disabled at this point. Just remove the function call. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Move encoder setup to encoder operationsLaurent Pinchart3-89/+34
Now that the driver is fully converted to atomic operations, and that the atomic helpers call the operations in the right order, we can move encoder setup to where it belongs, in the encoder operations. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Simplify DSS power managementLaurent Pinchart2-11/+4
Instead of sprinkling dispc_runtime_get() and dispc_runtime_put() calls in various CRTC operations, move all power management code to the atomic commit function. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Remove nested PM get/sync when configuring encodersLaurent Pinchart1-4/+0
The omap_crtc_encoder_setup() function is always called with the DSS enabled. Remove the dispc_runtime_get() and dispc_runtime_put() calls. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Support unlinking page flip events prematurelyLaurent Pinchart3-29/+39
DRM page flip vblank events requested by page flips or atomic commits are created by the DRM core and then passed to driver through CRTC states (for atomic commit) or directly to the page flip handler (for legacy page flips). The events are then kept aside until the page flip completes, at which point drivers queue them for delivery with a call to drm_send_vblank_event(). When a DRM file handle is closed events pending for delivery are cleaned up automatically by the DRM core. Events that have been passed to the driver but haven't completed yet, however, are not handled by the DRM core. Drivers are responsible for destroying them and must not attempt to queue them for delivery. This is usually handled by drivers' preclose() handlers that cancel and destroy page flip events that reference the file handle being closed. With asynchronous atomic updates the story becomes more complex. Several asynchronous atomic updates can be pending, each of them carrying per-CRTC events. As the atomic_commit() operation doesn't receive a file handle context, drivers can't know which file handle a pending update refers to, making it difficult to cancel or wait for completion of updates related to the file handle being closed. It should be noted that cancelling page flips or waiting for atomic updates completion isn't required by the DRM core when closing a file handle. The only requirement is that no event gets queued for delivery after the preclose() operation returns. This can easily be achieved by storing events for atomic commits in a list, unlinking events from the file handle being closed by setting the file_priv field to NULL, and skipping delivery of unlinked events. This logic replaces the page flip cancellation completely. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: omap_crtc_flush() isn't called with modeset lockedLaurent Pinchart1-1/+0
When performing asynchronous atomic updates the modeset lock isn't taken around the callers of omap_crtc_flush(). This isn't an issue though, as access to the CRTC is properly serialized. Just drop the warning. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Don't get/put dispc in omap_crtc_flush()Laurent Pinchart1-4/+0
The omap_crtc_flush() function is always called with a reference to the dispc held. Remove unnecessary calls to dispc_runtime_get() and dispc_runtime_put(). Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Make the omap_crtc_flush function staticLaurent Pinchart2-2/+1
The function isn't used outside of its compilation unit, make it static. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Remove omap_plane enabled fieldLaurent Pinchart3-42/+16
The field tracks the plane state to avoid double-enable or -disable. This isn't required anymore, as - the DRM atomic core guarantees that the plane atomic_update and atomic_disable functions will never be called on an enabled/disabled plane - the CRTC enable/disable operations that enable/disable the plane are already guarded against double enable/disable We can thus remove the enabled field completely. The omap_plane_set_enable() function then becomes a wrapper around omap_plane_setup() which can be called directly. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Remove omap_crtc enabled fieldLaurent Pinchart1-23/+9
The field tracks the CRTC state to avoid double-enable or -disable. As the DRM atomic core guarantees that the CRTC enable and disable functions won't be called on an already enabled or disabled CRTC, such tracking isn't needed. Remove the enabled field. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Move crtc info out of the crtc structureLaurent Pinchart1-10/+8
The crtc info structure is only used to setup the crtc through the DSS API. Move it from the crtc structure to local variables in omap_crtc_dss_enable(). Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Move plane info and win out of the plane structureLaurent Pinchart1-51/+41
The plane info and win structures are only used to setup the plane through the DSS API. Move them from the plane structure to local variables in omap_plane_setup(). Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Switch crtc and plane set_property to atomic helpersLaurent Pinchart3-71/+156
Allow setting up plane properties atomically using the plane set_property atomic helper. The properties are now stored in the plane state (requiring subclassing it) and applied when updating the planes. The CRTC exposes the properties of its primary plane for legacy reason. We can't get rid of that API, so simply delegate it to the primary plane. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Drop manual framebuffer pin handlingLaurent Pinchart3-77/+0
Since the removal of omap_plane_mode_set(), framebuffers are now pinned exclusively through the plane .prepare_fb() and .cleanup_fb() operations as the remaining callers of omap_plane_setup() don't modify the framebuffer. Remove the manual pin/unpin infrastructure. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Switch page flip to atomic helpersLaurent Pinchart3-212/+41
The atomic page flip helper implements the page flip operation using asynchronous commits. As the legacy page flip was the last caller of omap_plane_mode_set(), remove the function. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Implement asynchronous commit supportLaurent Pinchart2-1/+120
Implement a custom .atomic_commit() handler that supports asynchronous commits using a work queue. This can be used for userspace-driven asynchronous commits, as well as for an atomic page flip implementation. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Replace encoder mode_fixup with atomic_checkLaurent Pinchart1-8/+8
The encoder .mode_fixup() operation is legacy, atomic updates uses the new .atomic_check() operation. Convert the encoder driver. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Switch connector DPMS to atomic helpersLaurent Pinchart3-32/+10
The atomic connector DPMS helper implements the connector DPMS operation using atomic commit, removing the need for DPMS helper operations on CRTCs and encoders. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Switch mode config to atomic helpersLaurent Pinchart2-46/+1
This removes the legacy mode config code. The CRTC and encoder prepare and commit operations are not used anymore, remove them. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Switch plane update to atomic helpersLaurent Pinchart2-2/+5
This removes the legacy plane update code. Wire up the default atomic check and atomic commit mode config helpers as needed by the plane update atomic helpers. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Handle primary plane config through atomic plane opsLaurent Pinchart1-42/+27
Use the new CRTC atomic transitional helpers drm_helper_crtc_mode_set() and drm_helper_crtc_mode_set_base() to implement the CRTC .mode_set and .mode_set_base operations. This delegates primary plane configuration to the plane .atomic_update and .atomic_disable operations, removing duplicate code from the CRTC implementation. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Implement planes atomic operationsLaurent Pinchart2-47/+92
Implement the CRTC .atomic_begin() and .atomic_flush() operations, the plane .atomic_check(), .atomic_update() and operations, and use the transitional atomic helpers to implement the plane update and disable operations on top of the new atomic operations. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Wire up atomic state object scaffoldingLaurent Pinchart4-0/+17
Hook up the default .reset(), .atomic_duplicate_state() and .atomic_free_state() helpers to ensure that state objects are properly created and destroyed, and call drm_mode_config_reset() at init time to create the initial state objects. Framebuffer reference count also gets maintained automatically by the transitional helpers except for the legacy page flip operation. Maintain it explicitly there. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Implement encoder .disable() and .enable() operationsLaurent Pinchart1-0/+10
The operations are required by the atomic helpers, implement them. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-06-12drm: omapdrm: Rework CRTC enable/disable for atomic updatesLaurent Pinchart1-24/+59
When using atomic updates the CRTC .enable() and .disable() helper operations are preferred over the (then legacy) .prepare() and .commit() operations. Implement .enable() and rework .disable() to not depend on DPMS, easing DPMS removal later on. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>