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authorLinus Torvalds <torvalds@linux-foundation.org>2024-03-14 04:34:05 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2024-03-14 04:34:05 +0300
commit480e035fc4c714fb5536e64ab9db04fedc89e910 (patch)
tree01341ee43abe7ecb8efb4e7bbbb1c3b3b50f7ec8 /drivers/gpu/drm/amd/amdgpu/atom.c
parente5e038b7ae9da96b93974bf072ca1876899a01a3 (diff)
parent119b225f01e4d3ce974cd3b4d982c76a380c796d (diff)
downloadlinux-480e035fc4c714fb5536e64ab9db04fedc89e910.tar.xz
Merge tag 'drm-next-2024-03-13' of https://gitlab.freedesktop.org/drm/kernel
Pull drm updates from Dave Airlie: "Highlights are usual, more AMD IP blocks for future hw, i915/xe changes, Displayport tunnelling support for i915, msm YUV over DP changes, new tests for ttm, but its mostly a lot of stuff all over the place from lots of people. core: - EDID cleanups - scheduler error handling fixes - managed: add drmm_release_action() with tests - add ratelimited drm debug print - DPCD PSR early transport macro - DP tunneling and bandwidth allocation helpers - remove built-in edids - dp: Avoid AUX transfers on powered-down displays - dp: Add VSC SDP helpers cross drivers: - use new drm print helpers - switch to ->read_edid callback - gem: add stats for shared buffers plus updates to amdgpu, i915, xe syncobj: - fixes to waiting and sleeping ttm: - add tests - fix errno codes - simply busy-placement handling - fix page decryption media: - tc358743: fix v4l device registration video: - move all kernel parameters for video behind CONFIG_VIDEO sound: - remove <drm/drm_edid.h> include from header ci: - add tests for msm - fix apq8016 runner efifb: - use copy of global screen_info state vesafb: - use copy of global screen_info state simplefb: - fix logging bridge: - ite-6505: fix DP link-training bug - samsung-dsim: fix error checking in probe - samsung-dsim: add bsh-smm-s2/pro boards - tc358767: fix regmap usage - imx: add i.MX8MP HDMI PVI plus DT bindings - imx: add i.MX8MP HDMI TX plus DT bindings - sii902x: fix probing and unregistration - tc358767: limit pixel PLL input range - switch to new drm_bridge_read_edid() interface panel: - ltk050h3146w: error-handling fixes - panel-edp: support delay between power-on and enable; use put_sync in unprepare; support Mediatek MT8173 Chromebooks, BOE NV116WHM-N49 V8.0, BOE NV122WUM-N41, CSO MNC207QS1-1 plus DT bindings - panel-lvds: support EDT ETML0700Z9NDHA plus DT bindings - panel-novatek: FRIDA FRD400B25025-A-CTK plus DT bindings - add BOE TH101MB31IG002-28A plus DT bindings - add EDT ETML1010G3DRA plus DT bindings - add Novatek NT36672E LCD DSI plus DT bindings - nt36523: support 120Hz timings, fix includes - simple: fix display timings on RK32FN48H - visionox-vtdr6130: fix initialization - add Powkiddy RGB10MAX3 plus DT bindings - st7703: support panel rotation plus DT bindings - add Himax HX83112A plus DT bindings - ltk500hd1829: add support for ltk101b4029w and admatec 9904370 - simple: add BOE BP082WX1-100 8.2" panel plus DT bindungs panel-orientation-quirks: - GPD Win Mini amdgpu: - Validate DMABuf imports in compute VMs - Add RAS ACA framework - PSP 13 fixes - Misc code cleanups - Replay fixes - Atom interpretor PS, WS bounds checking - DML2 fixes - Audio fixes - DCN 3.5 Z state fixes - Remove deprecated ida_simple usage - UBSAN fixes - RAS fixes - Enable seq64 infrastructure - DC color block enablement - Documentation updates - DC documentation updates - DMCUB updates - ATHUB 4.1 support - LSDMA 7.0 support - JPEG DPG support - IH 7.0 support - HDP 7.0 support - VCN 5.0 support - SMU 13.0.6 updates - NBIO 7.11 updates - SDMA 6.1 updates - MMHUB 3.3 updates - DCN 3.5.1 support - NBIF 6.3.1 support - VPE 6.1.1 support amdkfd: - Validate DMABuf imports in compute VMs - SVM fixes - Trap handler updates and enhancements - Fix cache size reporting - Relocate the trap handler radeon: - Atom interpretor PS, WS bounds checking - Misc code cleanups xe: - new query for GuC submission version - Remove unused persistent exec_queues - Add vram frequency sysfs attributes - Add the flag XE_VM_BIND_FLAG_DUMPABLE - Drop pre-production workarounds - Drop kunit tests for unsupported platforms - Start pumbling SR-IOV support with memory based interrupts for VF - Allow to map BO in GGTT with PAT index corresponding to XE_CACHE_UC to work with memory based interrupts - Add GuC Doorbells Manager as prep work SR-IOV - Implement additional workarounds for xe2 and MTL - Program a few registers according to perfomance guide spec for Xe2 - Fix remaining 32b build issues and enable it back - Fix build with CONFIG_DEBUG_FS=n - Fix warnings from GuC ABI headers - Introduce Relay Communication for SR-IOV for VF <-> GuC <-> PF - Release mmap mappings on rpm suspend - Disable mid-thread preemption when not properly supported by hardware - Fix xe_exec by reserving extra fence slot for CPU bind - Fix xe_exec with full long running exec queue - Canonicalize addresses where needed for Xe2 and add to devcoredum - Toggle USM support for Xe2 - Only allow 1 ufence per exec / bind IOCTL - Add GuC firmware loading for Lunar Lake - Add XE_VMA_PTE_64K VMA flag i915: - Add more ADL-N PCI IDs - Enable fastboot also on older platforms - Early transport for panel replay and PSR - New ARL PCI IDs - DP TPS4 PHY test pattern support - Unify and improve VSC SDP for PSR and non-PSR cases - Refactor memory regions and improve debug logging - Rework global state serialization - Remove unused CDCLK divider fields - Unify HDCP connector logging format - Use display instead of graphics version in display code - Move VBT and opregion debugfs next to the implementation - Abstract opregion interface, use opaque type - MTL fixes - HPD handling fixes - Add GuC submission interface version query - Atomically invalidate userptr on mmu-notifier - Update handling of MMIO triggered reports - Don't make assumptions about intel_wakeref_t type - Extend driver code of Xe_LPG to Xe_LPG+ - Add flex arrays to struct i915_syncmap - Allow for very slow HuC loading - DP tunneling and bandwidth allocation support msm: - Correct bindings for MSM8976 and SM8650 platforms - Start migration of MDP5 platforms to DPU driver - X1E80100 MDSS support - DPU: - Improve DSC allocation, fixing several important corner cases - Add support for SDM630/SDM660 platforms - Simplify dpu_encoder_phys_ops - Apply fixes targeting DSC support with a single DSC encoder - Apply fixes for HCTL_EN timing configuration - X1E80100 support - Add support for YUV420 over DP - GPU: - fix sc7180 UBWC config - fix a7xx LLC config - new gpu support: a305B, a750, a702 - machine support: SM7150 (different power levels than other a618) - a7xx devcoredump support habanalabs: - configure IRQ affinity according to NUMA node - move HBM MMU page tables inside the HBM - improve device reset - check extended PCIe errors ivpu: - updates to firmware API - refactor BO allocation imx: - use devm_ functions during init hisilicon: - fix EDID includes mgag200: - improve ioremap usage - convert to struct drm_edid - Work around PCI write bursts nouveau: - disp: use kmemdup() - fix EDID includes - documentation fixes qaic: - fixes to BO handling - make use of DRM managed release - fix order of remove operations rockchip: - analogix_dp: get encoder port from DT - inno_hdmi: support HDMI for RK3128 - lvds: error-handling fixes ssd130x: - support SSD133x plus DT bindings tegra: - fix error handling tilcdc: - make use of DRM managed release v3d: - show memory stats in debugfs - Support display MMU page size vc4: - fix error handling in plane prepare_fb - fix framebuffer test in plane helpers virtio: - add venus capset defines vkms: - fix OOB access when programming the LUT - Kconfig improvements vmwgfx: - unmap surface before changing plane state - fix memory leak in error handling - documentation fixes - list command SVGA_3D_CMD_DEFINE_GB_SURFACE_V4 as invalid - fix null-pointer deref in execbuf - refactor display-mode probing - fix fencing for creating cursor MOBs - fix cursor-memory lifetime xlnx: - fix live video input for ZynqMP DPSUB lima: - fix memory leak loongson: - fail if no VRAM present meson: - switch to new drm_bridge_read_edid() interface renesas: - add RZ/G2L DU support plus DT bindings mxsfb: - Use managed mode config sun4i: - HDMI: updates to atomic mode setting mediatek: - Add display driver for MT8188 VDOSYS1 - DSI driver cleanups - Filter modes according to hardware capability - Fix a null pointer crash in mtk_drm_crtc_finish_page_flip etnaviv: - enhancements for NPU and MRT support" * tag 'drm-next-2024-03-13' of https://gitlab.freedesktop.org/drm/kernel: (1420 commits) drm/amd/display: Removed redundant @ symbol to fix kernel-doc warnings in -next repo drm/amd/pm: wait for completion of the EnableGfxImu message drm/amdgpu/soc21: add mode2 asic reset for SMU IP v14.0.1 drm/amdgpu: add smu 14.0.1 support drm/amdgpu: add VPE 6.1.1 discovery support drm/amdgpu/vpe: add VPE 6.1.1 support drm/amdgpu/vpe: don't emit cond exec command under collaborate mode drm/amdgpu/vpe: add collaborate mode support for VPE drm/amdgpu/vpe: add PRED_EXE and COLLAB_SYNC OPCODE drm/amdgpu/vpe: add multi instance VPE support drm/amdgpu/discovery: add nbif v6_3_1 ip block drm/amdgpu: Add nbif v6_3_1 ip block support drm/amdgpu: Add pcie v6_1_0 ip headers (v5) drm/amdgpu: Add nbif v6_3_1 ip headers (v5) arch/powerpc: Remove <linux/fb.h> from backlight code macintosh/via-pmu-backlight: Include <linux/backlight.h> fbdev/chipsfb: Include <linux/backlight.h> drm/etnaviv: Restore some id values drm/amdkfd: make kfd_class constant drm/amdgpu: add ring timeout information in devcoredump ...
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/atom.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/atom.c43
1 files changed, 31 insertions, 12 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/atom.c b/drivers/gpu/drm/amd/amdgpu/atom.c
index a33e890c70d9..72362df352f6 100644
--- a/drivers/gpu/drm/amd/amdgpu/atom.c
+++ b/drivers/gpu/drm/amd/amdgpu/atom.c
@@ -62,6 +62,7 @@
typedef struct {
struct atom_context *ctx;
uint32_t *ps, *ws;
+ int ps_size, ws_size;
int ps_shift;
uint16_t start;
unsigned last_jump;
@@ -70,8 +71,8 @@ typedef struct {
} atom_exec_context;
int amdgpu_atom_debug;
-static int amdgpu_atom_execute_table_locked(struct atom_context *ctx, int index, uint32_t *params);
-int amdgpu_atom_execute_table(struct atom_context *ctx, int index, uint32_t *params);
+static int amdgpu_atom_execute_table_locked(struct atom_context *ctx, int index, uint32_t *params, int params_size);
+int amdgpu_atom_execute_table(struct atom_context *ctx, int index, uint32_t *params, int params_size);
static uint32_t atom_arg_mask[8] =
{ 0xFFFFFFFF, 0xFFFF, 0xFFFF00, 0xFFFF0000, 0xFF, 0xFF00, 0xFF0000,
@@ -223,7 +224,10 @@ static uint32_t atom_get_src_int(atom_exec_context *ctx, uint8_t attr,
(*ptr)++;
/* get_unaligned_le32 avoids unaligned accesses from atombios
* tables, noticed on a DEC Alpha. */
- val = get_unaligned_le32((u32 *)&ctx->ps[idx]);
+ if (idx < ctx->ps_size)
+ val = get_unaligned_le32((u32 *)&ctx->ps[idx]);
+ else
+ pr_info("PS index out of range: %i > %i\n", idx, ctx->ps_size);
if (print)
DEBUG("PS[0x%02X,0x%04X]", idx, val);
break;
@@ -261,7 +265,10 @@ static uint32_t atom_get_src_int(atom_exec_context *ctx, uint8_t attr,
val = gctx->reg_block;
break;
default:
- val = ctx->ws[idx];
+ if (idx < ctx->ws_size)
+ val = ctx->ws[idx];
+ else
+ pr_info("WS index out of range: %i > %i\n", idx, ctx->ws_size);
}
break;
case ATOM_ARG_ID:
@@ -313,7 +320,7 @@ static uint32_t atom_get_src_int(atom_exec_context *ctx, uint8_t attr,
DEBUG("IMM 0x%02X\n", val);
return val;
}
- return 0;
+ break;
case ATOM_ARG_PLL:
idx = U8(*ptr);
(*ptr)++;
@@ -495,6 +502,10 @@ static void atom_put_dst(atom_exec_context *ctx, int arg, uint8_t attr,
idx = U8(*ptr);
(*ptr)++;
DEBUG("PS[0x%02X]", idx);
+ if (idx >= ctx->ps_size) {
+ pr_info("PS index out of range: %i > %i\n", idx, ctx->ps_size);
+ return;
+ }
ctx->ps[idx] = cpu_to_le32(val);
break;
case ATOM_ARG_WS:
@@ -527,6 +538,10 @@ static void atom_put_dst(atom_exec_context *ctx, int arg, uint8_t attr,
gctx->reg_block = val;
break;
default:
+ if (idx >= ctx->ws_size) {
+ pr_info("WS index out of range: %i > %i\n", idx, ctx->ws_size);
+ return;
+ }
ctx->ws[idx] = val;
}
break;
@@ -624,7 +639,7 @@ static void atom_op_calltable(atom_exec_context *ctx, int *ptr, int arg)
else
SDEBUG(" table: %d\n", idx);
if (U16(ctx->ctx->cmd_table + 4 + 2 * idx))
- r = amdgpu_atom_execute_table_locked(ctx->ctx, idx, ctx->ps + ctx->ps_shift);
+ r = amdgpu_atom_execute_table_locked(ctx->ctx, idx, ctx->ps + ctx->ps_shift, ctx->ps_size - ctx->ps_shift);
if (r) {
ctx->abort = true;
}
@@ -1203,7 +1218,7 @@ static struct {
atom_op_div32, ATOM_ARG_WS},
};
-static int amdgpu_atom_execute_table_locked(struct atom_context *ctx, int index, uint32_t *params)
+static int amdgpu_atom_execute_table_locked(struct atom_context *ctx, int index, uint32_t *params, int params_size)
{
int base = CU16(ctx->cmd_table + 4 + 2 * index);
int len, ws, ps, ptr;
@@ -1225,12 +1240,16 @@ static int amdgpu_atom_execute_table_locked(struct atom_context *ctx, int index,
ectx.ps_shift = ps / 4;
ectx.start = base;
ectx.ps = params;
+ ectx.ps_size = params_size;
ectx.abort = false;
ectx.last_jump = 0;
- if (ws)
+ if (ws) {
ectx.ws = kcalloc(4, ws, GFP_KERNEL);
- else
+ ectx.ws_size = ws;
+ } else {
ectx.ws = NULL;
+ ectx.ws_size = 0;
+ }
debug_depth++;
while (1) {
@@ -1264,7 +1283,7 @@ free:
return ret;
}
-int amdgpu_atom_execute_table(struct atom_context *ctx, int index, uint32_t *params)
+int amdgpu_atom_execute_table(struct atom_context *ctx, int index, uint32_t *params, int params_size)
{
int r;
@@ -1280,7 +1299,7 @@ int amdgpu_atom_execute_table(struct atom_context *ctx, int index, uint32_t *par
/* reset divmul */
ctx->divmul[0] = 0;
ctx->divmul[1] = 0;
- r = amdgpu_atom_execute_table_locked(ctx, index, params);
+ r = amdgpu_atom_execute_table_locked(ctx, index, params, params_size);
mutex_unlock(&ctx->mutex);
return r;
}
@@ -1552,7 +1571,7 @@ int amdgpu_atom_asic_init(struct atom_context *ctx)
if (!CU16(ctx->cmd_table + 4 + 2 * ATOM_CMD_INIT))
return 1;
- ret = amdgpu_atom_execute_table(ctx, ATOM_CMD_INIT, ps);
+ ret = amdgpu_atom_execute_table(ctx, ATOM_CMD_INIT, ps, 16);
if (ret)
return ret;