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authorLinus Torvalds <torvalds@linux-foundation.org>2023-06-29 11:00:17 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2023-06-29 11:00:17 -0700
commit1b722407a13b7f8658d2e26917791f32805980a2 (patch)
tree30aab582725a46e42843d75e2eb9ce4151f0f3ed /drivers/gpu/drm/renesas/shmobile/shmob_drm_kms.c
parentf8824e151fbfa0ac0a258015d606ea6f4a10251b (diff)
parent5ff2977b19769fd24b0cfbe7cbe4d5114b6106af (diff)
Merge tag 'drm-next-2023-06-29' of git://anongit.freedesktop.org/drm/drm
Pull drm updates from Dave Airlie: "There is one set of patches to misc for a i915 gsc/mei proxy driver. Otherwise it's mostly amdgpu/i915/msm, lots of hw enablement and lots of refactoring. core: - replace strlcpy with strscpy - EDID changes to support further conversion to struct drm_edid - Move i915 DSC parameter code to common DRM helpers - Add Colorspace functionality aperture: - ignore framebuffers with non-primary devices fbdev: - use fbdev i/o helpers - add Kconfig options for fb_ops helpers - use new fb io helpers directly in drivers sysfs: - export DRM connector ID scheduler: - Avoid an infinite loop ttm: - store function table in .rodata - Add query for TTM mem limit - Add NUMA awareness to pools - Export ttm_pool_fini() bridge: - fsl-ldb: support i.MX6SX - lt9211, lt9611: remove blanking packets - tc358768: implement input bus formats, devm cleanups - ti-snd65dsi86: implement wait_hpd_asserted - analogix: fix endless probe loop - samsung-dsim: support swapped clock, fix enabling, support var clock - display-connector: Add support for external power supply - imx: Fix module linking - tc358762: Support reset GPIO panel: - nt36523: Support Lenovo J606F - st7703: Support Anbernic RG353V-V2 - InnoLux G070ACE-L01 support - boe-tv101wum-nl6: Improve initialization - sharp-ls043t1le001: Mode fixes - simple: BOE EV121WXM-N10-1850, S6D7AA0 - Ampire AM-800480L1TMQW-T00H - Rocktech RK043FN48H - Starry himax83102-j02 - Starry ili9882t amdgpu: - add new ctx query flag to handle reset better - add new query/set shadow buffer for rdna3 - DCN 3.2/3.1.x/3.0.x updates - Enable DC_FP on loongarch - PCIe fix for RDNA2 - improve DC FAMS/SubVP support for better power management - partition support for lots of engines - Take NUMA into account when allocating memory - Add new DRM_AMDGPU_WERROR config parameter to help with CI - Initial SMU13 overdrive support - Add support for new colorspace KMS API - W=1 fixes amdkfd: - Query TTM mem limit rather than hardcoding it - GC 9.4.3 partition support - Handle NUMA for partitions - Add debugger interface for enabling gdb - Add KFD event age tracking radeon: - Fix possible UAF i915: - new getparam for PXP support - GSC/MEI proxy driver - Meteorlake display enablement - avoid clearing preallocated framebuffers with TTM - implement framebuffer mmap support - Disable sampler indirect state in bindless heap - Enable fdinfo for GuC backends - GuC loading and firmware table handling fixes - Various refactors for multi-tile enablement - Define MOCS and PAT tables for MTL - GSC/MEI support for Meteorlake - PMU multi-tile support - Large driver kernel doc cleanup - Allow VRR toggling and arbitrary refresh rates - Support async flips on linear buffers on display ver 12+ - Expose CRTC CTM property on ILK/SNB/VLV - New debugfs for display clock frequencies - Hotplug refactoring - Display refactoring - I915_GEM_CREATE_EXT_SET_PAT for Mesa on Meteorlake - Use large rings for compute contexts - HuC loading for MTL - Allow user to set cache at BO creation - MTL powermanagement enhancements - Switch to dedicated workqueues to stop using flush_scheduled_work() - Move display runtime init under display/ - Remove 10bit gamma on desktop gen3 parts, they don't support it habanalabs: - uapi: return 0 for user queries if there was a h/w or f/w error - Add pci health check when we lose connection with the firmware. This can be used to distinguish between pci link down and firmware getting stuck. - Add more info to the error print when TPC interrupt occur. - Firmware fixes msm: - Adreno A660 bindings - SM8350 MDSS bindings fix - Added support for DPU on sm6350 and sm6375 platforms - Implemented tearcheck support to support vsync on SM150 and newer platforms - Enabled missing features (DSPP, DSC, split display) on sc8180x, sc8280xp, sm8450 - Added support for DSI and 28nm DSI PHY on MSM8226 platform - Added support for DSI on sm6350 and sm6375 platforms - Added support for display controller on MSM8226 platform - A690 GPU support - Move cmdstream dumping out of fence signaling path - a610 support - Support for a6xx devices without GMU nouveau: - NULL ptr before deref fixes armada: - implement fbdev emulation as client sun4i: - fix mipi-dsi dotclock - release clocks vc4: - rgb range toggle property - BT601 / BT2020 HDMI support vkms: - convert to drmm helpers - add reflection and rotation support - fix rgb565 conversion gma500: - fix iomem access shmobile: - support renesas soc platform - enable fbdev mxsfb: - Add support for i.MX93 LCDIF stm: - dsi: Use devm_ helper - ltdc: Fix potential invalid pointer deref renesas: - Group drivers in renesas subdirectory to prepare for new platform - Drop deprecated R-Car H3 ES1.x support meson: - Add support for MIPI DSI displays virtio: - add sync object support mediatek: - Add display binding document for MT6795" * tag 'drm-next-2023-06-29' of git://anongit.freedesktop.org/drm/drm: (1791 commits) drm/i915: Fix a NULL vs IS_ERR() bug drm/i915: make i915_drm_client_fdinfo() reference conditional again drm/i915/huc: Fix missing error code in intel_huc_init() drm/i915/gsc: take a wakeref for the proxy-init-completion check drm/msm/a6xx: Add A610 speedbin support drm/msm/a6xx: Add A619_holi speedbin support drm/msm/a6xx: Use adreno_is_aXYZ macros in speedbin matching drm/msm/a6xx: Use "else if" in GPU speedbin rev matching drm/msm/a6xx: Fix some A619 tunables drm/msm/a6xx: Add A610 support drm/msm/a6xx: Add support for A619_holi drm/msm/adreno: Disable has_cached_coherent in GMU wrapper configurations drm/msm/a6xx: Introduce GMU wrapper support drm/msm/a6xx: Move CX GMU power counter enablement to hw_init drm/msm/a6xx: Extend and explain UBWC config drm/msm/a6xx: Remove both GBIF and RBBM GBIF halt on hw init drm/msm/a6xx: Add a helper for software-resetting the GPU drm/msm/a6xx: Improve a6xx_bus_clear_pending_transactions() drm/msm/a6xx: Move a6xx_bus_clear_pending_transactions to a6xx_gpu drm/msm/a6xx: Move force keepalive vote removal to a6xx_gmu_force_off() ...
Diffstat (limited to 'drivers/gpu/drm/renesas/shmobile/shmob_drm_kms.c')
-rw-r--r--drivers/gpu/drm/renesas/shmobile/shmob_drm_kms.c155
1 files changed, 155 insertions, 0 deletions
diff --git a/drivers/gpu/drm/renesas/shmobile/shmob_drm_kms.c b/drivers/gpu/drm/renesas/shmobile/shmob_drm_kms.c
new file mode 100644
index 000000000000..99381cc0abf3
--- /dev/null
+++ b/drivers/gpu/drm/renesas/shmobile/shmob_drm_kms.c
@@ -0,0 +1,155 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * shmob_drm_kms.c -- SH Mobile DRM Mode Setting
+ *
+ * Copyright (C) 2012 Renesas Electronics Corporation
+ *
+ * Laurent Pinchart (laurent.pinchart@ideasonboard.com)
+ */
+
+#include <drm/drm_crtc.h>
+#include <drm/drm_crtc_helper.h>
+#include <drm/drm_fourcc.h>
+#include <drm/drm_gem_dma_helper.h>
+#include <drm/drm_gem_framebuffer_helper.h>
+#include <drm/drm_probe_helper.h>
+
+#include "shmob_drm_crtc.h"
+#include "shmob_drm_drv.h"
+#include "shmob_drm_kms.h"
+#include "shmob_drm_regs.h"
+
+/* -----------------------------------------------------------------------------
+ * Format helpers
+ */
+
+static const struct shmob_drm_format_info shmob_drm_format_infos[] = {
+ {
+ .fourcc = DRM_FORMAT_RGB565,
+ .bpp = 16,
+ .yuv = false,
+ .lddfr = LDDFR_PKF_RGB16,
+ }, {
+ .fourcc = DRM_FORMAT_RGB888,
+ .bpp = 24,
+ .yuv = false,
+ .lddfr = LDDFR_PKF_RGB24,
+ }, {
+ .fourcc = DRM_FORMAT_ARGB8888,
+ .bpp = 32,
+ .yuv = false,
+ .lddfr = LDDFR_PKF_ARGB32,
+ }, {
+ .fourcc = DRM_FORMAT_XRGB8888,
+ .bpp = 32,
+ .yuv = false,
+ .lddfr = LDDFR_PKF_ARGB32,
+ }, {
+ .fourcc = DRM_FORMAT_NV12,
+ .bpp = 12,
+ .yuv = true,
+ .lddfr = LDDFR_CC | LDDFR_YF_420,
+ }, {
+ .fourcc = DRM_FORMAT_NV21,
+ .bpp = 12,
+ .yuv = true,
+ .lddfr = LDDFR_CC | LDDFR_YF_420,
+ }, {
+ .fourcc = DRM_FORMAT_NV16,
+ .bpp = 16,
+ .yuv = true,
+ .lddfr = LDDFR_CC | LDDFR_YF_422,
+ }, {
+ .fourcc = DRM_FORMAT_NV61,
+ .bpp = 16,
+ .yuv = true,
+ .lddfr = LDDFR_CC | LDDFR_YF_422,
+ }, {
+ .fourcc = DRM_FORMAT_NV24,
+ .bpp = 24,
+ .yuv = true,
+ .lddfr = LDDFR_CC | LDDFR_YF_444,
+ }, {
+ .fourcc = DRM_FORMAT_NV42,
+ .bpp = 24,
+ .yuv = true,
+ .lddfr = LDDFR_CC | LDDFR_YF_444,
+ },
+};
+
+const struct shmob_drm_format_info *shmob_drm_format_info(u32 fourcc)
+{
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(shmob_drm_format_infos); ++i) {
+ if (shmob_drm_format_infos[i].fourcc == fourcc)
+ return &shmob_drm_format_infos[i];
+ }
+
+ return NULL;
+}
+
+/* -----------------------------------------------------------------------------
+ * Frame buffer
+ */
+
+static struct drm_framebuffer *
+shmob_drm_fb_create(struct drm_device *dev, struct drm_file *file_priv,
+ const struct drm_mode_fb_cmd2 *mode_cmd)
+{
+ const struct shmob_drm_format_info *format;
+
+ format = shmob_drm_format_info(mode_cmd->pixel_format);
+ if (format == NULL) {
+ dev_dbg(dev->dev, "unsupported pixel format %p4cc\n",
+ &mode_cmd->pixel_format);
+ return ERR_PTR(-EINVAL);
+ }
+
+ if (mode_cmd->pitches[0] & 7 || mode_cmd->pitches[0] >= 65536) {
+ dev_dbg(dev->dev, "invalid pitch value %u\n",
+ mode_cmd->pitches[0]);
+ return ERR_PTR(-EINVAL);
+ }
+
+ if (format->yuv) {
+ unsigned int chroma_cpp = format->bpp == 24 ? 2 : 1;
+
+ if (mode_cmd->pitches[1] != mode_cmd->pitches[0] * chroma_cpp) {
+ dev_dbg(dev->dev,
+ "luma and chroma pitches do not match\n");
+ return ERR_PTR(-EINVAL);
+ }
+ }
+
+ return drm_gem_fb_create(dev, file_priv, mode_cmd);
+}
+
+static const struct drm_mode_config_funcs shmob_drm_mode_config_funcs = {
+ .fb_create = shmob_drm_fb_create,
+};
+
+int shmob_drm_modeset_init(struct shmob_drm_device *sdev)
+{
+ int ret;
+
+ ret = drmm_mode_config_init(sdev->ddev);
+ if (ret)
+ return ret;
+
+ shmob_drm_crtc_create(sdev);
+ shmob_drm_encoder_create(sdev);
+ shmob_drm_connector_create(sdev, &sdev->encoder.encoder);
+
+ drm_kms_helper_poll_init(sdev->ddev);
+
+ sdev->ddev->mode_config.min_width = 0;
+ sdev->ddev->mode_config.min_height = 0;
+ sdev->ddev->mode_config.max_width = 4095;
+ sdev->ddev->mode_config.max_height = 4095;
+ sdev->ddev->mode_config.funcs = &shmob_drm_mode_config_funcs;
+
+ drm_helper_disable_unused_functions(sdev->ddev);
+
+ return 0;
+}