Merge tag 'drm-misc-next-2018-02-13' of git://anongit.freedesktop.org…

…/drm/drm-misc into drm-next drm-misc-next for 4.17: UAPI Changes: - drm/vc4: Expose performance counters to userspace (Boris) Cross-subsystem Changes: - MAINTAINERS: Linus to maintain panel-arm-versatile in -misc (Linus) Core Changes: - Only use swiotlb when necessary (Chunming) Driver Changes: - drm/panel: Add support for ARM Versatile panels (Linus) - pl111: Improvements around versatile panel support (Linus) ---------------------------------------- Tagged on 2018-02-06: drm-misc-next for 4.17: UAPI Changes: - Validate mode flags + type (Ville) - Deprecate unused mode flags PIXMUX, BCAST (Ville) - Deprecate unused mode types BUILTIN, CRTC_C, CLOCK_C, DEFAULT (Ville) Cross-subsystem Changes: - MAINTAINERS: s/Daniel/Maarten/ for drm-misc (Daniel) Core Changes: - gem: Export gem functions for drivers to use (Samuel) - bridge: Introduce bridge timings in drm_bridge (Linus) - dma-buf: Allow exclusive fence to be bundled in fence array when calling reservation_object_get_fences_rcu (Christian) - dp: Add training pattern 4 and HBR3 support to dp helpers (Manasi) - fourcc: Add alpha bit to formats to avoid driver format LUTs (Maxime) - mode: Various cleanups + add new device-wide .mode_valid hook (Ville) - atomic: Fix state leak when non-blocking commits fail (Leo) NOTE: IIRC, this was cross-picked to -fixes so it might fall out - crc: Allow polling on the data fd (Maarten) Driver Changes: - bridge/vga-dac: Add THS8134* support (Linus) - tinydrm: Various MIPI DBI improvements/cleanups (Noralf) - bridge/dw-mipi-dsi: Cleanups + use create_packet helper (Brian) - drm/sun4i: Add Display Engine frontend support (Maxime) - drm/sun4i: Add zpos support + increase num planes from 2 to 4 (Maxime) - various: Use drm_mode_get_hv_timing() to fill plane clip rectangle (Ville) - stm: Add 8-bit clut support, add dsi phy v1.31 support, +fixes (Phillipe) Cc: Boris Brezillon <boris.brezillon@free-electrons.com> Cc: Chunming Zhou <david1.zhou@amd.com> Cc: Samuel Li <Samuel.Li@amd.com> Cc: Linus Walleij <linus.walleij@linaro.org> Cc: Noralf Trønnes <noralf@tronnes.org> Cc: Brian Norris <briannorris@chromium.org> Cc: Maxime Ripard <maxime.ripard@free-electrons.com> Cc: Ville Syrjala <ville.syrjala@linux.intel.com> Cc: Christian König <christian.koenig@amd.com> Cc: Manasi Navare <manasi.d.navare@intel.com> Cc: Philippe Cornu <philippe.cornu@st.com> Cc: Leo (Sunpeng) Li <sunpeng.li@amd.com> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> * tag 'drm-misc-next-2018-02-13' of git://anongit.freedesktop.org/drm/drm-misc: (115 commits) drm/radeon: only enable swiotlb path when need v2 drm/amdgpu: only enable swiotlb alloc when need v2 drm: add func to get max iomem address v2 drm/vc4: Expose performance counters to userspace drm: Print the pid when debug logging an ioctl error. drm/stm: ltdc: remove non-alpha color formats on layer 2 for older hw drm/stm: ltdc: add non-alpha color formats drm/bridge/synopsys: dsi: Add 1.31 version support drm/bridge/synopsys: dsi: Add read feature drm/pl111: Support multiple endpoints on the CLCD drm/pl111: Support variants with broken VBLANK drm/pl111: Support variants with broken clock divider drm/pl111: Handle the Versatile RGB/BGR565 mode drm/pl111: Properly detect the ARM PL110 variants drm/panel: Add support for ARM Versatile panels drm/panel: Device tree bindings for ARM Versatile panels drm/bridge: Rename argument from crtc to bridge drm/crc: Add support for polling on the data fd. drm/sun4i: Use drm_mode_get_hv_timing() to populate plane clip rectangle drm/rcar-du: Use drm_mode_get_hv_timing() to populate plane clip rectangle ...
SyntaxSlinger · Feb 15, 2018 · 76ea0f3 · 76ea0f3
2 parents f0308d7 + 1bc3d3c
commit 76ea0f3
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diff --git a/...ee/bindings/display/bridge/ti,ths8135.txt → ...ee/bindings/display/bridge/ti,ths813x.txt b/...ee/bindings/display/bridge/ti,ths8135.txt → ...ee/bindings/display/bridge/ti,ths813x.txt
@@ -1,11 +1,16 @@
-THS8135 Video DAC
------------------
+THS8134 and THS8135 Video DAC
+-----------------------------
 
-This is the binding for Texas Instruments THS8135 Video DAC bridge.
+This is the binding for Texas Instruments THS8134, THS8134A, THS8134B and
+THS8135 Video DAC bridges.
 
 Required properties:
 
-- compatible: Must be "ti,ths8135"
+- compatible: Must be one of
+  "ti,ths8134"
+  "ti,ths8134a," "ti,ths8134"
+  "ti,ths8134b", "ti,ths8134"
+  "ti,ths8135"
 
 Required nodes:
 

diff --git a/Documentation/devicetree/bindings/display/panel/arm,versatile-tft-panel.txt b/Documentation/devicetree/bindings/display/panel/arm,versatile-tft-panel.txt
@@ -0,0 +1,31 @@
+ARM Versatile TFT Panels
+
+These panels are connected to the daughterboards found on the
+ARM Versatile reference designs.
+
+This device node must appear as a child to a "syscon"-compatible
+node.
+
+Required properties:
+- compatible: should be "arm,versatile-tft-panel"
+
+Required subnodes:
+- port: see display/panel/panel-common.txt, graph.txt
+
+
+Example:
+
+sysreg@0 {
+	compatible = "arm,versatile-sysreg", "syscon", "simple-mfd";
+	reg = <0x00000 0x1000>;
+
+	panel: display@0 {
+		compatible = "arm,versatile-tft-panel";
+
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&foo>;
+			};
+		};
+	};
+};
diff --git a/Documentation/devicetree/bindings/display/st,stm32-ltdc.txt b/Documentation/devicetree/bindings/display/st,stm32-ltdc.txt
@@ -98,7 +98,7 @@ Example 2: DSI panel
 			compatible = "st,stm32-dsi";
 			reg = <0x40016c00 0x800>;
 			clocks = <&rcc 1 CLK_F469_DSI>, <&clk_hse>;
-			clock-names = "ref", "pclk";
+			clock-names = "pclk", "ref";
 			resets = <&rcc STM32F4_APB2_RESET(DSI)>;
 			reset-names = "apb";
 

diff --git a/MAINTAINERS b/MAINTAINERS
@@ -4456,6 +4456,13 @@ T:	git git://anongit.freedesktop.org/drm/drm-misc
 S:	Supported
 F:	drivers/gpu/drm/pl111/
 
+DRM DRIVER FOR ARM VERSATILE TFT PANELS
+M:	Linus Walleij <linus.walleij@linaro.org>
+T:	git git://anongit.freedesktop.org/drm/drm-misc
+S:	Maintained
+F:	drivers/gpu/drm/panel/panel-arm-versatile.c
+F:	Documentation/devicetree/bindings/display/panel/arm,versatile-tft-panel.txt
+
 DRM DRIVER FOR AST SERVER GRAPHICS CHIPS
 M:	Dave Airlie <airlied@redhat.com>
 S:	Odd Fixes
@@ -4610,8 +4617,8 @@ F:	include/uapi/drm/
 F:	include/linux/vga*
 
 DRM DRIVERS AND MISC GPU PATCHES
-M:	Daniel Vetter <daniel.vetter@intel.com>
 M:	Gustavo Padovan <gustavo@padovan.org>
+M:	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
 M:	Sean Paul <seanpaul@chromium.org>
 W:	https://01.org/linuxgraphics/gfx-docs/maintainer-tools/drm-misc.html
 S:	Maintained

diff --git a/drivers/dma-buf/reservation.c b/drivers/dma-buf/reservation.c
@@ -374,8 +374,9 @@ EXPORT_SYMBOL(reservation_object_copy_fences);
  * @pshared: the array of shared fence ptrs returned (array is krealloc'd to
  * the required size, and must be freed by caller)
  *
- * RETURNS
- * Zero or -errno
+ * Retrieve all fences from the reservation object. If the pointer for the
+ * exclusive fence is not specified the fence is put into the array of the
+ * shared fences as well. Returns either zero or -ENOMEM.
  */
 int reservation_object_get_fences_rcu(struct reservation_object *obj,
 				      struct dma_fence **pfence_excl,
@@ -389,8 +390,8 @@ int reservation_object_get_fences_rcu(struct reservation_object *obj,
 
 	do {
 		struct reservation_object_list *fobj;
-		unsigned seq;
-		unsigned int i;
+		unsigned int i, seq;
+		size_t sz = 0;
 
 		shared_count = i = 0;
 
@@ -402,9 +403,14 @@ int reservation_object_get_fences_rcu(struct reservation_object *obj,
 			goto unlock;
 
 		fobj = rcu_dereference(obj->fence);
-		if (fobj) {
+		if (fobj)
+			sz += sizeof(*shared) * fobj->shared_max;
+
+		if (!pfence_excl && fence_excl)
+			sz += sizeof(*shared);
+
+		if (sz) {
 			struct dma_fence **nshared;
-			size_t sz = sizeof(*shared) * fobj->shared_max;
 
 			nshared = krealloc(shared, sz,
 					   GFP_NOWAIT | __GFP_NOWARN);
@@ -420,13 +426,19 @@ int reservation_object_get_fences_rcu(struct reservation_object *obj,
 				break;
 			}
 			shared = nshared;
-			shared_count = fobj->shared_count;
-
+			shared_count = fobj ? fobj->shared_count : 0;
 			for (i = 0; i < shared_count; ++i) {
 				shared[i] = rcu_dereference(fobj->shared[i]);
 				if (!dma_fence_get_rcu(shared[i]))
 					break;
 			}
+
+			if (!pfence_excl && fence_excl) {
+				shared[i] = fence_excl;
+				fence_excl = NULL;
+				++i;
+				++shared_count;
+			}
 		}
 
 		if (i != shared_count || read_seqcount_retry(&obj->seq, seq)) {
@@ -448,7 +460,8 @@ int reservation_object_get_fences_rcu(struct reservation_object *obj,
 
 	*pshared_count = shared_count;
 	*pshared = shared;
-	*pfence_excl = fence_excl;
+	if (pfence_excl)
+		*pfence_excl = fence_excl;
 
 	return ret;
 }

diff --git a/drivers/dma-buf/sw_sync.c b/drivers/dma-buf/sw_sync.c
@@ -43,14 +43,14 @@
  * timelines.
  *
  * Fences can be created with SW_SYNC_IOC_CREATE_FENCE ioctl with struct
- * sw_sync_ioctl_create_fence as parameter.
+ * sw_sync_create_fence_data as parameter.
  *
  * To increment the timeline counter, SW_SYNC_IOC_INC ioctl should be used
  * with the increment as u32. This will update the last signaled value
  * from the timeline and signal any fence that has a seqno smaller or equal
  * to it.
  *
- * struct sw_sync_ioctl_create_fence
+ * struct sw_sync_create_fence_data
  * @value:	the seqno to initialise the fence with
  * @name:	the name of the new sync point
  * @fence:	return the fd of the new sync_file with the created fence

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1504,6 +1504,7 @@ struct amdgpu_device {
 	const struct amdgpu_asic_funcs	*asic_funcs;
 	bool				shutdown;
 	bool				need_dma32;
+	bool				need_swiotlb;
 	bool				accel_working;
 	struct work_struct		reset_work;
 	struct notifier_block		acpi_nb;

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1018,7 +1018,7 @@ static int amdgpu_ttm_tt_populate(struct ttm_tt *ttm,
 	}
 
 #ifdef CONFIG_SWIOTLB
-	if (swiotlb_nr_tbl()) {
+	if (adev->need_swiotlb && swiotlb_nr_tbl()) {
 		return ttm_dma_populate(&gtt->ttm, adev->dev, ctx);
 	}
 #endif
@@ -1045,7 +1045,7 @@ static void amdgpu_ttm_tt_unpopulate(struct ttm_tt *ttm)
 	adev = amdgpu_ttm_adev(ttm->bdev);
 
 #ifdef CONFIG_SWIOTLB
-	if (swiotlb_nr_tbl()) {
+	if (adev->need_swiotlb && swiotlb_nr_tbl()) {
 		ttm_dma_unpopulate(&gtt->ttm, adev->dev);
 		return;
 	}
@@ -2010,7 +2010,7 @@ static int amdgpu_ttm_debugfs_init(struct amdgpu_device *adev)
 	count = ARRAY_SIZE(amdgpu_ttm_debugfs_list);
 
 #ifdef CONFIG_SWIOTLB
-	if (!swiotlb_nr_tbl())
+	if (!(adev->need_swiotlb && swiotlb_nr_tbl()))
 		--count;
 #endif
 

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
@@ -22,6 +22,7 @@
  */
 #include <linux/firmware.h>
 #include <drm/drmP.h>
+#include <drm/drm_cache.h>
 #include "amdgpu.h"
 #include "gmc_v6_0.h"
 #include "amdgpu_ucode.h"
@@ -851,6 +852,7 @@ static int gmc_v6_0_sw_init(void *handle)
 		pci_set_consistent_dma_mask(adev->pdev, DMA_BIT_MASK(32));
 		dev_warn(adev->dev, "amdgpu: No coherent DMA available.\n");
 	}
+	adev->need_swiotlb = drm_get_max_iomem() > ((u64)1 << dma_bits);
 
 	r = gmc_v6_0_init_microcode(adev);
 	if (r) {

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
@@ -22,6 +22,7 @@
  */
 #include <linux/firmware.h>
 #include <drm/drmP.h>
+#include <drm/drm_cache.h>
 #include "amdgpu.h"
 #include "cikd.h"
 #include "cik.h"
@@ -999,6 +1000,7 @@ static int gmc_v7_0_sw_init(void *handle)
 		pci_set_consistent_dma_mask(adev->pdev, DMA_BIT_MASK(32));
 		pr_warn("amdgpu: No coherent DMA available\n");
 	}
+	adev->need_swiotlb = drm_get_max_iomem() > ((u64)1 << dma_bits);
 
 	r = gmc_v7_0_init_microcode(adev);
 	if (r) {

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
@@ -22,6 +22,7 @@
  */
 #include <linux/firmware.h>
 #include <drm/drmP.h>
+#include <drm/drm_cache.h>
 #include "amdgpu.h"
 #include "gmc_v8_0.h"
 #include "amdgpu_ucode.h"
@@ -1085,6 +1086,7 @@ static int gmc_v8_0_sw_init(void *handle)
 	 */
 	adev->need_dma32 = false;
 	dma_bits = adev->need_dma32 ? 32 : 40;
+	adev->need_swiotlb = drm_get_max_iomem() > ((u64)1 << dma_bits);
 	r = pci_set_dma_mask(adev->pdev, DMA_BIT_MASK(dma_bits));
 	if (r) {
 		adev->need_dma32 = true;
@@ -1096,6 +1098,7 @@ static int gmc_v8_0_sw_init(void *handle)
 		pci_set_consistent_dma_mask(adev->pdev, DMA_BIT_MASK(32));
 		pr_warn("amdgpu: No coherent DMA available\n");
 	}
+	adev->need_swiotlb = drm_get_max_iomem() > ((u64)1 << dma_bits);
 
 	r = gmc_v8_0_init_microcode(adev);
 	if (r) {

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -21,6 +21,7 @@
  *
  */
 #include <linux/firmware.h>
+#include <drm/drm_cache.h>
 #include "amdgpu.h"
 #include "gmc_v9_0.h"
 #include "amdgpu_atomfirmware.h"
@@ -852,6 +853,7 @@ static int gmc_v9_0_sw_init(void *handle)
 		pci_set_consistent_dma_mask(adev->pdev, DMA_BIT_MASK(32));
 		printk(KERN_WARNING "amdgpu: No coherent DMA available.\n");
 	}
+	adev->need_swiotlb = drm_get_max_iomem() > ((u64)1 << dma_bits);
 
 	r = gmc_v9_0_mc_init(adev);
 	if (r)

diff --git a/drivers/gpu/drm/arc/arcpgu_hdmi.c b/drivers/gpu/drm/arc/arcpgu_hdmi.c
@@ -15,7 +15,8 @@
  */
 
 #include <drm/drm_crtc.h>
-#include <drm/drm_encoder_slave.h>
+#include <drm/drm_encoder.h>
+#include <drm/drm_device.h>
 
 #include "arcpgu.h"
 

diff --git a/drivers/gpu/drm/arc/arcpgu_sim.c b/drivers/gpu/drm/arc/arcpgu_sim.c
@@ -15,7 +15,6 @@
  */
 
 #include <drm/drm_crtc_helper.h>
-#include <drm/drm_encoder_slave.h>
 #include <drm/drm_atomic_helper.h>
 
 #include "arcpgu.h"
@@ -29,7 +28,6 @@
 
 struct arcpgu_drm_connector {
 	struct drm_connector connector;
-	struct drm_encoder_slave *encoder_slave;
 };
 
 static int arcpgu_drm_connector_get_modes(struct drm_connector *connector)
@@ -68,18 +66,18 @@ static struct drm_encoder_funcs arcpgu_drm_encoder_funcs = {
 int arcpgu_drm_sim_init(struct drm_device *drm, struct device_node *np)
 {
 	struct arcpgu_drm_connector *arcpgu_connector;
-	struct drm_encoder_slave *encoder;
+	struct drm_encoder *encoder;
 	struct drm_connector *connector;
 	int ret;
 
 	encoder = devm_kzalloc(drm->dev, sizeof(*encoder), GFP_KERNEL);
 	if (encoder == NULL)
 		return -ENOMEM;
 
-	encoder->base.possible_crtcs = 1;
-	encoder->base.possible_clones = 0;
+	encoder->possible_crtcs = 1;
+	encoder->possible_clones = 0;
 
-	ret = drm_encoder_init(drm, &encoder->base, &arcpgu_drm_encoder_funcs,
+	ret = drm_encoder_init(drm, encoder, &arcpgu_drm_encoder_funcs,
 			       DRM_MODE_ENCODER_VIRTUAL, NULL);
 	if (ret)
 		return ret;
@@ -101,21 +99,19 @@ int arcpgu_drm_sim_init(struct drm_device *drm, struct device_node *np)
 		goto error_encoder_cleanup;
 	}
 
-	ret = drm_mode_connector_attach_encoder(connector, &encoder->base);
+	ret = drm_mode_connector_attach_encoder(connector, encoder);
 	if (ret < 0) {
 		dev_err(drm->dev, "could not attach connector to encoder\n");
 		drm_connector_unregister(connector);
 		goto error_connector_cleanup;
 	}
 
-	arcpgu_connector->encoder_slave = encoder;
-
 	return 0;
 
 error_connector_cleanup:
 	drm_connector_cleanup(connector);
 
 error_encoder_cleanup:
-	drm_encoder_cleanup(&encoder->base);
+	drm_encoder_cleanup(encoder);
 	return ret;
 }
diff --git a/drivers/gpu/drm/arm/hdlcd_crtc.c b/drivers/gpu/drm/arm/hdlcd_crtc.c
@@ -249,8 +249,9 @@ static int hdlcd_plane_atomic_check(struct drm_plane *plane,
 		return -EINVAL;
 	}
 
-	clip.x2 = crtc_state->adjusted_mode.hdisplay;
-	clip.y2 = crtc_state->adjusted_mode.vdisplay;
+	if (crtc_state->enable)
+		drm_mode_get_hv_timing(&crtc_state->mode,
+				       &clip.x2, &clip.y2);
 
 	return drm_atomic_helper_check_plane_state(state, crtc_state, &clip,
 						   DRM_PLANE_HELPER_NO_SCALING,

diff --git a/drivers/gpu/drm/arm/malidp_planes.c b/drivers/gpu/drm/arm/malidp_planes.c
@@ -148,8 +148,10 @@ static int malidp_se_check_scaling(struct malidp_plane *mp,
 	if (!crtc_state)
 		return -EINVAL;
 
-	clip.x2 = crtc_state->adjusted_mode.hdisplay;
-	clip.y2 = crtc_state->adjusted_mode.vdisplay;
+	if (crtc_state->enable)
+		drm_mode_get_hv_timing(&crtc_state->mode,
+				       &clip.x2, &clip.y2);
+
 	ret = drm_atomic_helper_check_plane_state(state, crtc_state, &clip,
 						  0, INT_MAX, true, true);
 	if (ret)