Bug Summary

File:dev/pci/drm/i915/display/i9xx_plane.c
Warning:line 1023, column 3
Value stored to 'offset' is never read

Annotated Source Code

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clang -cc1 -cc1 -triple amd64-unknown-openbsd7.4 -analyze -disable-free -clear-ast-before-backend -disable-llvm-verifier -discard-value-names -main-file-name i9xx_plane.c -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -mrelocation-model static -mframe-pointer=all -relaxed-aliasing -ffp-contract=on -fno-rounding-math -mconstructor-aliases -ffreestanding -mcmodel=kernel -target-cpu x86-64 -target-feature +retpoline-indirect-calls -target-feature +retpoline-indirect-branches -target-feature -sse2 -target-feature -sse -target-feature -3dnow -target-feature -mmx -target-feature +save-args -target-feature +retpoline-external-thunk -disable-red-zone -no-implicit-float -tune-cpu generic -debugger-tuning=gdb -fcoverage-compilation-dir=/usr/src/sys/arch/amd64/compile/GENERIC.MP/obj -nostdsysteminc -nobuiltininc -resource-dir /usr/local/llvm16/lib/clang/16 -I /usr/src/sys -I /usr/src/sys/arch/amd64/compile/GENERIC.MP/obj -I /usr/src/sys/arch -I /usr/src/sys/dev/pci/drm/include -I /usr/src/sys/dev/pci/drm/include/uapi -I /usr/src/sys/dev/pci/drm/amd/include/asic_reg -I /usr/src/sys/dev/pci/drm/amd/include -I /usr/src/sys/dev/pci/drm/amd/amdgpu -I /usr/src/sys/dev/pci/drm/amd/display -I /usr/src/sys/dev/pci/drm/amd/display/include -I /usr/src/sys/dev/pci/drm/amd/display/dc -I /usr/src/sys/dev/pci/drm/amd/display/amdgpu_dm -I /usr/src/sys/dev/pci/drm/amd/pm/inc -I /usr/src/sys/dev/pci/drm/amd/pm/legacy-dpm -I /usr/src/sys/dev/pci/drm/amd/pm/swsmu -I /usr/src/sys/dev/pci/drm/amd/pm/swsmu/inc -I /usr/src/sys/dev/pci/drm/amd/pm/swsmu/smu11 -I /usr/src/sys/dev/pci/drm/amd/pm/swsmu/smu12 -I /usr/src/sys/dev/pci/drm/amd/pm/swsmu/smu13 -I /usr/src/sys/dev/pci/drm/amd/pm/powerplay/inc -I /usr/src/sys/dev/pci/drm/amd/pm/powerplay/hwmgr -I /usr/src/sys/dev/pci/drm/amd/pm/powerplay/smumgr -I /usr/src/sys/dev/pci/drm/amd/pm/swsmu/inc -I /usr/src/sys/dev/pci/drm/amd/pm/swsmu/inc/pmfw_if -I /usr/src/sys/dev/pci/drm/amd/display/dc/inc -I /usr/src/sys/dev/pci/drm/amd/display/dc/inc/hw -I /usr/src/sys/dev/pci/drm/amd/display/dc/clk_mgr -I /usr/src/sys/dev/pci/drm/amd/display/modules/inc -I /usr/src/sys/dev/pci/drm/amd/display/modules/hdcp -I /usr/src/sys/dev/pci/drm/amd/display/dmub/inc -I /usr/src/sys/dev/pci/drm/i915 -D DDB -D DIAGNOSTIC -D KTRACE -D ACCOUNTING -D KMEMSTATS -D PTRACE -D POOL_DEBUG -D CRYPTO -D SYSVMSG -D SYSVSEM -D SYSVSHM -D UVM_SWAP_ENCRYPT -D FFS -D FFS2 -D FFS_SOFTUPDATES -D UFS_DIRHASH -D QUOTA -D EXT2FS -D MFS -D NFSCLIENT -D NFSSERVER -D CD9660 -D UDF -D MSDOSFS -D FIFO -D FUSE -D SOCKET_SPLICE -D TCP_ECN -D TCP_SIGNATURE -D INET6 -D IPSEC -D PPP_BSDCOMP -D PPP_DEFLATE -D PIPEX -D MROUTING -D MPLS -D BOOT_CONFIG -D USER_PCICONF -D APERTURE -D MTRR -D NTFS -D SUSPEND -D HIBERNATE -D PCIVERBOSE -D USBVERBOSE -D WSDISPLAY_COMPAT_USL -D WSDISPLAY_COMPAT_RAWKBD -D WSDISPLAY_DEFAULTSCREENS=6 -D X86EMU -D ONEWIREVERBOSE -D MULTIPROCESSOR -D MAXUSERS=80 -D _KERNEL -O2 -Wno-pointer-sign -Wno-address-of-packed-member -Wno-constant-conversion -Wno-unused-but-set-variable -Wno-gnu-folding-constant -fdebug-compilation-dir=/usr/src/sys/arch/amd64/compile/GENERIC.MP/obj -ferror-limit 19 -fwrapv -D_RET_PROTECTOR -ret-protector -fcf-protection=branch -fgnuc-version=4.2.1 -vectorize-loops -vectorize-slp -fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-valloc -fno-builtin-free -fno-builtin-strdup -fno-builtin-strndup -analyzer-output=html -faddrsig -o /home/ben/Projects/scan/2024-01-11-110808-61670-1 -x c /usr/src/sys/dev/pci/drm/i915/display/i9xx_plane.c
1// SPDX-License-Identifier: MIT
2/*
3 * Copyright © 2020 Intel Corporation
4 */
5#include <linux/kernel.h>
6
7#include <drm/drm_atomic_helper.h>
8#include <drm/drm_blend.h>
9#include <drm/drm_fourcc.h>
10
11#include "intel_atomic.h"
12#include "intel_atomic_plane.h"
13#include "intel_de.h"
14#include "intel_display_types.h"
15#include "intel_fb.h"
16#include "intel_fbc.h"
17#include "intel_sprite.h"
18#include "i9xx_plane.h"
19
20/* Primary plane formats for gen <= 3 */
21static const u32 i8xx_primary_formats[] = {
22 DRM_FORMAT_C8((__u32)('C') | ((__u32)('8') << 8) | ((__u32)(' ') <<
16) | ((__u32)(' ') << 24))
,
23 DRM_FORMAT_XRGB1555((__u32)('X') | ((__u32)('R') << 8) | ((__u32)('1') <<
16) | ((__u32)('5') << 24))
,
24 DRM_FORMAT_RGB565((__u32)('R') | ((__u32)('G') << 8) | ((__u32)('1') <<
16) | ((__u32)('6') << 24))
,
25 DRM_FORMAT_XRGB8888((__u32)('X') | ((__u32)('R') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
,
26};
27
28/* Primary plane formats for ivb (no fp16 due to hw issue) */
29static const u32 ivb_primary_formats[] = {
30 DRM_FORMAT_C8((__u32)('C') | ((__u32)('8') << 8) | ((__u32)(' ') <<
16) | ((__u32)(' ') << 24))
,
31 DRM_FORMAT_RGB565((__u32)('R') | ((__u32)('G') << 8) | ((__u32)('1') <<
16) | ((__u32)('6') << 24))
,
32 DRM_FORMAT_XRGB8888((__u32)('X') | ((__u32)('R') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
,
33 DRM_FORMAT_XBGR8888((__u32)('X') | ((__u32)('B') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
,
34 DRM_FORMAT_XRGB2101010((__u32)('X') | ((__u32)('R') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
,
35 DRM_FORMAT_XBGR2101010((__u32)('X') | ((__u32)('B') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
,
36};
37
38/* Primary plane formats for gen >= 4, except ivb */
39static const u32 i965_primary_formats[] = {
40 DRM_FORMAT_C8((__u32)('C') | ((__u32)('8') << 8) | ((__u32)(' ') <<
16) | ((__u32)(' ') << 24))
,
41 DRM_FORMAT_RGB565((__u32)('R') | ((__u32)('G') << 8) | ((__u32)('1') <<
16) | ((__u32)('6') << 24))
,
42 DRM_FORMAT_XRGB8888((__u32)('X') | ((__u32)('R') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
,
43 DRM_FORMAT_XBGR8888((__u32)('X') | ((__u32)('B') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
,
44 DRM_FORMAT_XRGB2101010((__u32)('X') | ((__u32)('R') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
,
45 DRM_FORMAT_XBGR2101010((__u32)('X') | ((__u32)('B') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
,
46 DRM_FORMAT_XBGR16161616F((__u32)('X') | ((__u32)('B') << 8) | ((__u32)('4') <<
16) | ((__u32)('H') << 24))
,
47};
48
49/* Primary plane formats for vlv/chv */
50static const u32 vlv_primary_formats[] = {
51 DRM_FORMAT_C8((__u32)('C') | ((__u32)('8') << 8) | ((__u32)(' ') <<
16) | ((__u32)(' ') << 24))
,
52 DRM_FORMAT_RGB565((__u32)('R') | ((__u32)('G') << 8) | ((__u32)('1') <<
16) | ((__u32)('6') << 24))
,
53 DRM_FORMAT_XRGB8888((__u32)('X') | ((__u32)('R') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
,
54 DRM_FORMAT_XBGR8888((__u32)('X') | ((__u32)('B') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
,
55 DRM_FORMAT_ARGB8888((__u32)('A') | ((__u32)('R') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
,
56 DRM_FORMAT_ABGR8888((__u32)('A') | ((__u32)('B') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
,
57 DRM_FORMAT_XRGB2101010((__u32)('X') | ((__u32)('R') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
,
58 DRM_FORMAT_XBGR2101010((__u32)('X') | ((__u32)('B') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
,
59 DRM_FORMAT_ARGB2101010((__u32)('A') | ((__u32)('R') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
,
60 DRM_FORMAT_ABGR2101010((__u32)('A') | ((__u32)('B') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
,
61 DRM_FORMAT_XBGR16161616F((__u32)('X') | ((__u32)('B') << 8) | ((__u32)('4') <<
16) | ((__u32)('H') << 24))
,
62};
63
64static bool_Bool i8xx_plane_format_mod_supported(struct drm_plane *_plane,
65 u32 format, u64 modifier)
66{
67 if (!intel_fb_plane_supports_modifier(to_intel_plane(_plane)({ const __typeof( ((struct intel_plane *)0)->base ) *__mptr
= (_plane); (struct intel_plane *)( (char *)__mptr - __builtin_offsetof
(struct intel_plane, base) );})
, modifier))
68 return false0;
69
70 switch (format) {
71 case DRM_FORMAT_C8((__u32)('C') | ((__u32)('8') << 8) | ((__u32)(' ') <<
16) | ((__u32)(' ') << 24))
:
72 case DRM_FORMAT_RGB565((__u32)('R') | ((__u32)('G') << 8) | ((__u32)('1') <<
16) | ((__u32)('6') << 24))
:
73 case DRM_FORMAT_XRGB1555((__u32)('X') | ((__u32)('R') << 8) | ((__u32)('1') <<
16) | ((__u32)('5') << 24))
:
74 case DRM_FORMAT_XRGB8888((__u32)('X') | ((__u32)('R') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
:
75 return modifier == DRM_FORMAT_MOD_LINEAR((((__u64)0) << 56) | ((0) & 0x00ffffffffffffffULL)
)
||
76 modifier == I915_FORMAT_MOD_X_TILED((((__u64)0x01) << 56) | ((1) & 0x00ffffffffffffffULL
))
;
77 default:
78 return false0;
79 }
80}
81
82static bool_Bool i965_plane_format_mod_supported(struct drm_plane *_plane,
83 u32 format, u64 modifier)
84{
85 if (!intel_fb_plane_supports_modifier(to_intel_plane(_plane)({ const __typeof( ((struct intel_plane *)0)->base ) *__mptr
= (_plane); (struct intel_plane *)( (char *)__mptr - __builtin_offsetof
(struct intel_plane, base) );})
, modifier))
86 return false0;
87
88 switch (format) {
89 case DRM_FORMAT_C8((__u32)('C') | ((__u32)('8') << 8) | ((__u32)(' ') <<
16) | ((__u32)(' ') << 24))
:
90 case DRM_FORMAT_RGB565((__u32)('R') | ((__u32)('G') << 8) | ((__u32)('1') <<
16) | ((__u32)('6') << 24))
:
91 case DRM_FORMAT_XRGB8888((__u32)('X') | ((__u32)('R') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
:
92 case DRM_FORMAT_XBGR8888((__u32)('X') | ((__u32)('B') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
:
93 case DRM_FORMAT_ARGB8888((__u32)('A') | ((__u32)('R') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
:
94 case DRM_FORMAT_ABGR8888((__u32)('A') | ((__u32)('B') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
:
95 case DRM_FORMAT_XRGB2101010((__u32)('X') | ((__u32)('R') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
:
96 case DRM_FORMAT_XBGR2101010((__u32)('X') | ((__u32)('B') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
:
97 case DRM_FORMAT_ARGB2101010((__u32)('A') | ((__u32)('R') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
:
98 case DRM_FORMAT_ABGR2101010((__u32)('A') | ((__u32)('B') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
:
99 case DRM_FORMAT_XBGR16161616F((__u32)('X') | ((__u32)('B') << 8) | ((__u32)('4') <<
16) | ((__u32)('H') << 24))
:
100 return modifier == DRM_FORMAT_MOD_LINEAR((((__u64)0) << 56) | ((0) & 0x00ffffffffffffffULL)
)
||
101 modifier == I915_FORMAT_MOD_X_TILED((((__u64)0x01) << 56) | ((1) & 0x00ffffffffffffffULL
))
;
102 default:
103 return false0;
104 }
105}
106
107static bool_Bool i9xx_plane_has_fbc(struct drm_i915_privateinteldrm_softc *dev_priv,
108 enum i9xx_plane_id i9xx_plane)
109{
110 if (!HAS_FBC(dev_priv)((&(dev_priv)->__runtime)->fbc_mask != 0))
111 return false0;
112
113 if (IS_BROADWELL(dev_priv)IS_PLATFORM(dev_priv, INTEL_BROADWELL) || IS_HASWELL(dev_priv)IS_PLATFORM(dev_priv, INTEL_HASWELL))
114 return i9xx_plane == PLANE_A; /* tied to pipe A */
115 else if (IS_IVYBRIDGE(dev_priv)IS_PLATFORM(dev_priv, INTEL_IVYBRIDGE))
116 return i9xx_plane == PLANE_A || i9xx_plane == PLANE_B ||
117 i9xx_plane == PLANE_C;
118 else if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 4)
119 return i9xx_plane == PLANE_A || i9xx_plane == PLANE_B;
120 else
121 return i9xx_plane == PLANE_A;
122}
123
124static struct intel_fbc *i9xx_plane_fbc(struct drm_i915_privateinteldrm_softc *dev_priv,
125 enum i9xx_plane_id i9xx_plane)
126{
127 if (i9xx_plane_has_fbc(dev_priv, i9xx_plane))
128 return dev_priv->display.fbc[INTEL_FBC_A];
129 else
130 return NULL((void *)0);
131}
132
133static bool_Bool i9xx_plane_has_windowing(struct intel_plane *plane)
134{
135 struct drm_i915_privateinteldrm_softc *dev_priv = to_i915(plane->base.dev);
136 enum i9xx_plane_id i9xx_plane = plane->i9xx_plane;
137
138 if (IS_CHERRYVIEW(dev_priv)IS_PLATFORM(dev_priv, INTEL_CHERRYVIEW))
139 return i9xx_plane == PLANE_B;
140 else if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 5 || IS_G4X(dev_priv)(IS_PLATFORM(dev_priv, INTEL_G45) || IS_PLATFORM(dev_priv, INTEL_GM45
))
)
141 return false0;
142 else if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) == 4)
143 return i9xx_plane == PLANE_C;
144 else
145 return i9xx_plane == PLANE_B ||
146 i9xx_plane == PLANE_C;
147}
148
149static u32 i9xx_plane_ctl(const struct intel_crtc_state *crtc_state,
150 const struct intel_plane_state *plane_state)
151{
152 struct drm_i915_privateinteldrm_softc *dev_priv =
153 to_i915(plane_state->uapi.plane->dev);
154 const struct drm_framebuffer *fb = plane_state->hw.fb;
155 unsigned int rotation = plane_state->hw.rotation;
156 u32 dspcntr;
157
158 dspcntr = DISP_ENABLE((u32)((1UL << (31)) + 0));
159
160 if (IS_G4X(dev_priv)(IS_PLATFORM(dev_priv, INTEL_G45) || IS_PLATFORM(dev_priv, INTEL_GM45
))
|| IS_IRONLAKE(dev_priv)IS_PLATFORM(dev_priv, INTEL_IRONLAKE) ||
161 IS_SANDYBRIDGE(dev_priv)IS_PLATFORM(dev_priv, INTEL_SANDYBRIDGE) || IS_IVYBRIDGE(dev_priv)IS_PLATFORM(dev_priv, INTEL_IVYBRIDGE))
162 dspcntr |= DISP_TRICKLE_FEED_DISABLE((u32)((1UL << (14)) + 0));
163
164 switch (fb->format->format) {
165 case DRM_FORMAT_C8((__u32)('C') | ((__u32)('8') << 8) | ((__u32)(' ') <<
16) | ((__u32)(' ') << 24))
:
166 dspcntr |= DISP_FORMAT_8BPP((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(2) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
;
167 break;
168 case DRM_FORMAT_XRGB1555((__u32)('X') | ((__u32)('R') << 8) | ((__u32)('1') <<
16) | ((__u32)('5') << 24))
:
169 dspcntr |= DISP_FORMAT_BGRX555((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(4) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
;
170 break;
171 case DRM_FORMAT_ARGB1555((__u32)('A') | ((__u32)('R') << 8) | ((__u32)('1') <<
16) | ((__u32)('5') << 24))
:
172 dspcntr |= DISP_FORMAT_BGRA555((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(3) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
;
173 break;
174 case DRM_FORMAT_RGB565((__u32)('R') | ((__u32)('G') << 8) | ((__u32)('1') <<
16) | ((__u32)('6') << 24))
:
175 dspcntr |= DISP_FORMAT_BGRX565((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(5) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
;
176 break;
177 case DRM_FORMAT_XRGB8888((__u32)('X') | ((__u32)('R') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
:
178 dspcntr |= DISP_FORMAT_BGRX888((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(6) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
;
179 break;
180 case DRM_FORMAT_XBGR8888((__u32)('X') | ((__u32)('B') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
:
181 dspcntr |= DISP_FORMAT_RGBX888((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(14) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
;
182 break;
183 case DRM_FORMAT_ARGB8888((__u32)('A') | ((__u32)('R') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
:
184 dspcntr |= DISP_FORMAT_BGRA888((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(7) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
;
185 break;
186 case DRM_FORMAT_ABGR8888((__u32)('A') | ((__u32)('B') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
:
187 dspcntr |= DISP_FORMAT_RGBA888((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(15) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
;
188 break;
189 case DRM_FORMAT_XRGB2101010((__u32)('X') | ((__u32)('R') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
:
190 dspcntr |= DISP_FORMAT_BGRX101010((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(10) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
;
191 break;
192 case DRM_FORMAT_XBGR2101010((__u32)('X') | ((__u32)('B') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
:
193 dspcntr |= DISP_FORMAT_RGBX101010((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(8) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
;
194 break;
195 case DRM_FORMAT_ARGB2101010((__u32)('A') | ((__u32)('R') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
:
196 dspcntr |= DISP_FORMAT_BGRA101010((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(11) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
;
197 break;
198 case DRM_FORMAT_ABGR2101010((__u32)('A') | ((__u32)('B') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
:
199 dspcntr |= DISP_FORMAT_RGBA101010((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(9) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
;
200 break;
201 case DRM_FORMAT_XBGR16161616F((__u32)('X') | ((__u32)('B') << 8) | ((__u32)('4') <<
16) | ((__u32)('H') << 24))
:
202 dspcntr |= DISP_FORMAT_RGBX161616((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(12) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
;
203 break;
204 default:
205 MISSING_CASE(fb->format->format)({ int __ret = !!(1); if (__ret) printf("Missing case (%s == %ld)\n"
, "fb->format->format", (long)(fb->format->format
)); __builtin_expect(!!(__ret), 0); })
;
206 return 0;
207 }
208
209 if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 4 &&
210 fb->modifier == I915_FORMAT_MOD_X_TILED((((__u64)0x01) << 56) | ((1) & 0x00ffffffffffffffULL
))
)
211 dspcntr |= DISP_TILED((u32)((1UL << (10)) + 0));
212
213 if (rotation & DRM_MODE_ROTATE_180(1<<2))
214 dspcntr |= DISP_ROTATE_180((u32)((1UL << (15)) + 0));
215
216 if (rotation & DRM_MODE_REFLECT_X(1<<4))
217 dspcntr |= DISP_MIRROR((u32)((1UL << (8)) + 0));
218
219 return dspcntr;
220}
221
222int i9xx_check_plane_surface(struct intel_plane_state *plane_state)
223{
224 struct drm_i915_privateinteldrm_softc *dev_priv =
225 to_i915(plane_state->uapi.plane->dev);
226 const struct drm_framebuffer *fb = plane_state->hw.fb;
227 int src_x, src_y, src_w;
228 u32 offset;
229 int ret;
230
231 ret = intel_plane_compute_gtt(plane_state);
232 if (ret)
233 return ret;
234
235 if (!plane_state->uapi.visible)
236 return 0;
237
238 src_w = drm_rect_width(&plane_state->uapi.src) >> 16;
239 src_x = plane_state->uapi.src.x1 >> 16;
240 src_y = plane_state->uapi.src.y1 >> 16;
241
242 /* Undocumented hardware limit on i965/g4x/vlv/chv */
243 if (HAS_GMCH(dev_priv)((&(dev_priv)->__info)->display.has_gmch) && fb->format->cpp[0] == 8 && src_w > 2048)
244 return -EINVAL22;
245
246 intel_add_fb_offsets(&src_x, &src_y, plane_state, 0);
247
248 if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 4)
249 offset = intel_plane_compute_aligned_offset(&src_x, &src_y,
250 plane_state, 0);
251 else
252 offset = 0;
253
254 /*
255 * When using an X-tiled surface the plane starts to
256 * misbehave if the x offset + width exceeds the stride.
257 * hsw/bdw: underrun galore
258 * ilk/snb/ivb: wrap to the next tile row mid scanout
259 * i965/g4x: so far appear immune to this
260 * vlv/chv: TODO check
261 *
262 * Linear surfaces seem to work just fine, even on hsw/bdw
263 * despite them not using the linear offset anymore.
264 */
265 if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 4 && fb->modifier == I915_FORMAT_MOD_X_TILED((((__u64)0x01) << 56) | ((1) & 0x00ffffffffffffffULL
))
) {
266 u32 alignment = intel_surf_alignment(fb, 0);
267 int cpp = fb->format->cpp[0];
268
269 while ((src_x + src_w) * cpp > plane_state->view.color_plane[0].mapping_stride) {
270 if (offset == 0) {
271 drm_dbg_kms(&dev_priv->drm,__drm_dev_dbg(((void *)0), (&dev_priv->drm) ? (&dev_priv
->drm)->dev : ((void *)0), DRM_UT_KMS, "Unable to find suitable display surface offset due to X-tiling\n"
)
272 "Unable to find suitable display surface offset due to X-tiling\n")__drm_dev_dbg(((void *)0), (&dev_priv->drm) ? (&dev_priv
->drm)->dev : ((void *)0), DRM_UT_KMS, "Unable to find suitable display surface offset due to X-tiling\n"
)
;
273 return -EINVAL22;
274 }
275
276 offset = intel_plane_adjust_aligned_offset(&src_x, &src_y, plane_state, 0,
277 offset, offset - alignment);
278 }
279 }
280
281 /*
282 * Put the final coordinates back so that the src
283 * coordinate checks will see the right values.
284 */
285 drm_rect_translate_to(&plane_state->uapi.src,
286 src_x << 16, src_y << 16);
287
288 /* HSW/BDW do this automagically in hardware */
289 if (!IS_HASWELL(dev_priv)IS_PLATFORM(dev_priv, INTEL_HASWELL) && !IS_BROADWELL(dev_priv)IS_PLATFORM(dev_priv, INTEL_BROADWELL)) {
290 unsigned int rotation = plane_state->hw.rotation;
291 int src_w = drm_rect_width(&plane_state->uapi.src) >> 16;
292 int src_h = drm_rect_height(&plane_state->uapi.src) >> 16;
293
294 if (rotation & DRM_MODE_ROTATE_180(1<<2)) {
295 src_x += src_w - 1;
296 src_y += src_h - 1;
297 } else if (rotation & DRM_MODE_REFLECT_X(1<<4)) {
298 src_x += src_w - 1;
299 }
300 }
301
302 if (IS_HASWELL(dev_priv)IS_PLATFORM(dev_priv, INTEL_HASWELL) || IS_BROADWELL(dev_priv)IS_PLATFORM(dev_priv, INTEL_BROADWELL)) {
303 drm_WARN_ON(&dev_priv->drm, src_x > 8191 || src_y > 4095)({ int __ret = !!((src_x > 8191 || src_y > 4095)); if (
__ret) printf("%s %s: " "%s", dev_driver_string(((&dev_priv
->drm))->dev), "", "drm_WARN_ON(" "src_x > 8191 || src_y > 4095"
")"); __builtin_expect(!!(__ret), 0); })
;
304 } else if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 4 &&
305 fb->modifier == I915_FORMAT_MOD_X_TILED((((__u64)0x01) << 56) | ((1) & 0x00ffffffffffffffULL
))
) {
306 drm_WARN_ON(&dev_priv->drm, src_x > 4095 || src_y > 4095)({ int __ret = !!((src_x > 4095 || src_y > 4095)); if (
__ret) printf("%s %s: " "%s", dev_driver_string(((&dev_priv
->drm))->dev), "", "drm_WARN_ON(" "src_x > 4095 || src_y > 4095"
")"); __builtin_expect(!!(__ret), 0); })
;
307 }
308
309 plane_state->view.color_plane[0].offset = offset;
310 plane_state->view.color_plane[0].x = src_x;
311 plane_state->view.color_plane[0].y = src_y;
312
313 return 0;
314}
315
316static int
317i9xx_plane_check(struct intel_crtc_state *crtc_state,
318 struct intel_plane_state *plane_state)
319{
320 struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane)({ const __typeof( ((struct intel_plane *)0)->base ) *__mptr
= (plane_state->uapi.plane); (struct intel_plane *)( (char
*)__mptr - __builtin_offsetof(struct intel_plane, base) );})
;
321 int ret;
322
323 ret = chv_plane_check_rotation(plane_state);
324 if (ret)
325 return ret;
326
327 ret = intel_atomic_plane_check_clipping(plane_state, crtc_state,
328 DRM_PLANE_NO_SCALING(1<<16),
329 DRM_PLANE_NO_SCALING(1<<16),
330 i9xx_plane_has_windowing(plane));
331 if (ret)
332 return ret;
333
334 ret = i9xx_check_plane_surface(plane_state);
335 if (ret)
336 return ret;
337
338 if (!plane_state->uapi.visible)
339 return 0;
340
341 ret = intel_plane_check_src_coordinates(plane_state);
342 if (ret)
343 return ret;
344
345 plane_state->ctl = i9xx_plane_ctl(crtc_state, plane_state);
346
347 return 0;
348}
349
350static u32 i9xx_plane_ctl_crtc(const struct intel_crtc_state *crtc_state)
351{
352 struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc)({ const __typeof( ((struct intel_crtc *)0)->base ) *__mptr
= (crtc_state->uapi.crtc); (struct intel_crtc *)( (char *
)__mptr - __builtin_offsetof(struct intel_crtc, base) );})
;
353 struct drm_i915_privateinteldrm_softc *dev_priv = to_i915(crtc->base.dev);
354 u32 dspcntr = 0;
355
356 if (crtc_state->gamma_enable)
357 dspcntr |= DISP_PIPE_GAMMA_ENABLE((u32)((1UL << (30)) + 0));
358
359 if (crtc_state->csc_enable)
360 dspcntr |= DISP_PIPE_CSC_ENABLE((u32)((1UL << (24)) + 0));
361
362 if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) < 5)
363 dspcntr |= DISP_PIPE_SEL(crtc->pipe)((u32)((((typeof(((u32)((((~0UL) >> (64 - (25) - 1)) &
((~0UL) << (24))) + 0))))((crtc->pipe)) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (25) - 1)) & ((~0UL) <<
(24))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (25
) - 1)) & ((~0UL) << (24))) + 0)))) + 0 + 0 + 0 + 0
))
;
364
365 return dspcntr;
366}
367
368static void i9xx_plane_ratio(const struct intel_crtc_state *crtc_state,
369 const struct intel_plane_state *plane_state,
370 unsigned int *num, unsigned int *den)
371{
372 const struct drm_framebuffer *fb = plane_state->hw.fb;
373 unsigned int cpp = fb->format->cpp[0];
374
375 /*
376 * g4x bspec says 64bpp pixel rate can't exceed 80%
377 * of cdclk when the sprite plane is enabled on the
378 * same pipe. ilk/snb bspec says 64bpp pixel rate is
379 * never allowed to exceed 80% of cdclk. Let's just go
380 * with the ilk/snb limit always.
381 */
382 if (cpp == 8) {
383 *num = 10;
384 *den = 8;
385 } else {
386 *num = 1;
387 *den = 1;
388 }
389}
390
391static int i9xx_plane_min_cdclk(const struct intel_crtc_state *crtc_state,
392 const struct intel_plane_state *plane_state)
393{
394 unsigned int pixel_rate;
395 unsigned int num, den;
396
397 /*
398 * Note that crtc_state->pixel_rate accounts for both
399 * horizontal and vertical panel fitter downscaling factors.
400 * Pre-HSW bspec tells us to only consider the horizontal
401 * downscaling factor here. We ignore that and just consider
402 * both for simplicity.
403 */
404 pixel_rate = crtc_state->pixel_rate;
405
406 i9xx_plane_ratio(crtc_state, plane_state, &num, &den);
407
408 /* two pixels per clock with double wide pipe */
409 if (crtc_state->double_wide)
410 den *= 2;
411
412 return DIV_ROUND_UP(pixel_rate * num, den)(((pixel_rate * num) + ((den) - 1)) / (den));
413}
414
415static void i9xx_plane_update_noarm(struct intel_plane *plane,
416 const struct intel_crtc_state *crtc_state,
417 const struct intel_plane_state *plane_state)
418{
419 struct drm_i915_privateinteldrm_softc *dev_priv = to_i915(plane->base.dev);
420 enum i9xx_plane_id i9xx_plane = plane->i9xx_plane;
421
422 intel_de_write_fw(dev_priv, DSPSTRIDE(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x70188)) })
,
423 plane_state->view.color_plane[0].mapping_stride);
424
425 if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) < 4) {
426 int crtc_x = plane_state->uapi.dst.x1;
427 int crtc_y = plane_state->uapi.dst.y1;
428 int crtc_w = drm_rect_width(&plane_state->uapi.dst);
429 int crtc_h = drm_rect_height(&plane_state->uapi.dst);
430
431 /*
432 * PLANE_A doesn't actually have a full window
433 * generator but let's assume we still need to
434 * program whatever is there.
435 */
436 intel_de_write_fw(dev_priv, DSPPOS(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x7018C)) })
,
437 DISP_POS_Y(crtc_y)((u32)((((typeof(((u32)((((~0UL) >> (64 - (31) - 1)) &
((~0UL) << (16))) + 0))))((crtc_y)) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (31) - 1)) & ((~0UL) <<
(16))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (31
) - 1)) & ((~0UL) << (16))) + 0)))) + 0 + 0 + 0 + 0
))
| DISP_POS_X(crtc_x)((u32)((((typeof(((u32)((((~0UL) >> (64 - (15) - 1)) &
((~0UL) << (0))) + 0))))((crtc_x)) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (15) - 1)) & ((~0UL) <<
(0))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (15
) - 1)) & ((~0UL) << (0))) + 0)))) + 0 + 0 + 0 + 0)
)
);
438 intel_de_write_fw(dev_priv, DSPSIZE(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x70190)) })
,
439 DISP_HEIGHT(crtc_h - 1)((u32)((((typeof(((u32)((((~0UL) >> (64 - (31) - 1)) &
((~0UL) << (16))) + 0))))((crtc_h - 1)) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (31) - 1)) & ((~0UL) <<
(16))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (31
) - 1)) & ((~0UL) << (16))) + 0)))) + 0 + 0 + 0 + 0
))
| DISP_WIDTH(crtc_w - 1)((u32)((((typeof(((u32)((((~0UL) >> (64 - (15) - 1)) &
((~0UL) << (0))) + 0))))((crtc_w - 1)) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (15) - 1)) & ((~0UL) <<
(0))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (15
) - 1)) & ((~0UL) << (0))) + 0)))) + 0 + 0 + 0 + 0)
)
);
440 }
441}
442
443static void i9xx_plane_update_arm(struct intel_plane *plane,
444 const struct intel_crtc_state *crtc_state,
445 const struct intel_plane_state *plane_state)
446{
447 struct drm_i915_privateinteldrm_softc *dev_priv = to_i915(plane->base.dev);
448 enum i9xx_plane_id i9xx_plane = plane->i9xx_plane;
449 int x = plane_state->view.color_plane[0].x;
450 int y = plane_state->view.color_plane[0].y;
451 u32 dspcntr, dspaddr_offset, linear_offset;
452
453 dspcntr = plane_state->ctl | i9xx_plane_ctl_crtc(crtc_state);
454
455 linear_offset = intel_fb_xy_to_linear(x, y, plane_state, 0);
456
457 if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 4)
458 dspaddr_offset = plane_state->view.color_plane[0].offset;
459 else
460 dspaddr_offset = linear_offset;
461
462 if (IS_CHERRYVIEW(dev_priv)IS_PLATFORM(dev_priv, INTEL_CHERRYVIEW) && i9xx_plane == PLANE_B) {
463 int crtc_x = plane_state->uapi.dst.x1;
464 int crtc_y = plane_state->uapi.dst.y1;
465 int crtc_w = drm_rect_width(&plane_state->uapi.dst);
466 int crtc_h = drm_rect_height(&plane_state->uapi.dst);
467
468 intel_de_write_fw(dev_priv, PRIMPOS(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.trans_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.trans_offsets[TRANSCODER_A] + ((&(dev_priv)
->__info)->display.mmio_offset) + (0x60a08)) })
,
469 PRIM_POS_Y(crtc_y)((u32)((((typeof(((u32)((((~0UL) >> (64 - (31) - 1)) &
((~0UL) << (16))) + 0))))((crtc_y)) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (31) - 1)) & ((~0UL) <<
(16))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (31
) - 1)) & ((~0UL) << (16))) + 0)))) + 0 + 0 + 0 + 0
))
| PRIM_POS_X(crtc_x)((u32)((((typeof(((u32)((((~0UL) >> (64 - (15) - 1)) &
((~0UL) << (0))) + 0))))((crtc_x)) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (15) - 1)) & ((~0UL) <<
(0))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (15
) - 1)) & ((~0UL) << (0))) + 0)))) + 0 + 0 + 0 + 0)
)
);
470 intel_de_write_fw(dev_priv, PRIMSIZE(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.trans_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.trans_offsets[TRANSCODER_A] + ((&(dev_priv)
->__info)->display.mmio_offset) + (0x60a0c)) })
,
471 PRIM_HEIGHT(crtc_h - 1)((u32)((((typeof(((u32)((((~0UL) >> (64 - (31) - 1)) &
((~0UL) << (16))) + 0))))((crtc_h - 1)) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (31) - 1)) & ((~0UL) <<
(16))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (31
) - 1)) & ((~0UL) << (16))) + 0)))) + 0 + 0 + 0 + 0
))
| PRIM_WIDTH(crtc_w - 1)((u32)((((typeof(((u32)((((~0UL) >> (64 - (15) - 1)) &
((~0UL) << (0))) + 0))))((crtc_w - 1)) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (15) - 1)) & ((~0UL) <<
(0))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (15
) - 1)) & ((~0UL) << (0))) + 0)))) + 0 + 0 + 0 + 0)
)
);
472 intel_de_write_fw(dev_priv, PRIMCNSTALPHA(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.trans_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.trans_offsets[TRANSCODER_A] + ((&(dev_priv)
->__info)->display.mmio_offset) + (0x60a10)) })
, 0);
473 }
474
475 if (IS_HASWELL(dev_priv)IS_PLATFORM(dev_priv, INTEL_HASWELL) || IS_BROADWELL(dev_priv)IS_PLATFORM(dev_priv, INTEL_BROADWELL)) {
476 intel_de_write_fw(dev_priv, DSPOFFSET(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x701A4)) })
,
477 DISP_OFFSET_Y(y)((u32)((((typeof(((u32)((((~0UL) >> (64 - (31) - 1)) &
((~0UL) << (16))) + 0))))((y)) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (31) - 1)) & ((~0UL) <<
(16))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (31
) - 1)) & ((~0UL) << (16))) + 0)))) + 0 + 0 + 0 + 0
))
| DISP_OFFSET_X(x)((u32)((((typeof(((u32)((((~0UL) >> (64 - (15) - 1)) &
((~0UL) << (0))) + 0))))((x)) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (15) - 1)) & ((~0UL) <<
(0))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (15
) - 1)) & ((~0UL) << (0))) + 0)))) + 0 + 0 + 0 + 0)
)
);
478 } else if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 4) {
479 intel_de_write_fw(dev_priv, DSPLINOFF(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x70184)) })
,
480 linear_offset);
481 intel_de_write_fw(dev_priv, DSPTILEOFF(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x701A4)) })
,
482 DISP_OFFSET_Y(y)((u32)((((typeof(((u32)((((~0UL) >> (64 - (31) - 1)) &
((~0UL) << (16))) + 0))))((y)) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (31) - 1)) & ((~0UL) <<
(16))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (31
) - 1)) & ((~0UL) << (16))) + 0)))) + 0 + 0 + 0 + 0
))
| DISP_OFFSET_X(x)((u32)((((typeof(((u32)((((~0UL) >> (64 - (15) - 1)) &
((~0UL) << (0))) + 0))))((x)) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (15) - 1)) & ((~0UL) <<
(0))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (15
) - 1)) & ((~0UL) << (0))) + 0)))) + 0 + 0 + 0 + 0)
)
);
483 }
484
485 /*
486 * The control register self-arms if the plane was previously
487 * disabled. Try to make the plane enable atomic by writing
488 * the control register just before the surface register.
489 */
490 intel_de_write_fw(dev_priv, DSPCNTR(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x70180)) })
, dspcntr);
491
492 if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 4)
493 intel_de_write_fw(dev_priv, DSPSURF(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x7019C)) })
,
494 intel_plane_ggtt_offset(plane_state) + dspaddr_offset);
495 else
496 intel_de_write_fw(dev_priv, DSPADDR(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x70184)) })
,
497 intel_plane_ggtt_offset(plane_state) + dspaddr_offset);
498}
499
500static void i830_plane_update_arm(struct intel_plane *plane,
501 const struct intel_crtc_state *crtc_state,
502 const struct intel_plane_state *plane_state)
503{
504 /*
505 * On i830/i845 all registers are self-arming [ALM040].
506 *
507 * Additional breakage on i830 causes register reads to return
508 * the last latched value instead of the last written value [ALM026].
509 */
510 i9xx_plane_update_noarm(plane, crtc_state, plane_state);
511 i9xx_plane_update_arm(plane, crtc_state, plane_state);
512}
513
514static void i9xx_plane_disable_arm(struct intel_plane *plane,
515 const struct intel_crtc_state *crtc_state)
516{
517 struct drm_i915_privateinteldrm_softc *dev_priv = to_i915(plane->base.dev);
518 enum i9xx_plane_id i9xx_plane = plane->i9xx_plane;
519 u32 dspcntr;
520
521 /*
522 * DSPCNTR pipe gamma enable on g4x+ and pipe csc
523 * enable on ilk+ affect the pipe bottom color as
524 * well, so we must configure them even if the plane
525 * is disabled.
526 *
527 * On pre-g4x there is no way to gamma correct the
528 * pipe bottom color but we'll keep on doing this
529 * anyway so that the crtc state readout works correctly.
530 */
531 dspcntr = i9xx_plane_ctl_crtc(crtc_state);
532
533 intel_de_write_fw(dev_priv, DSPCNTR(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x70180)) })
, dspcntr);
534
535 if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 4)
536 intel_de_write_fw(dev_priv, DSPSURF(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x7019C)) })
, 0);
537 else
538 intel_de_write_fw(dev_priv, DSPADDR(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x70184)) })
, 0);
539}
540
541static void
542g4x_primary_async_flip(struct intel_plane *plane,
543 const struct intel_crtc_state *crtc_state,
544 const struct intel_plane_state *plane_state,
545 bool_Bool async_flip)
546{
547 struct drm_i915_privateinteldrm_softc *dev_priv = to_i915(plane->base.dev);
548 u32 dspcntr = plane_state->ctl | i9xx_plane_ctl_crtc(crtc_state);
549 u32 dspaddr_offset = plane_state->view.color_plane[0].offset;
550 enum i9xx_plane_id i9xx_plane = plane->i9xx_plane;
551
552 if (async_flip)
553 dspcntr |= DISP_ASYNC_FLIP((u32)((1UL << (9)) + 0));
554
555 intel_de_write_fw(dev_priv, DSPCNTR(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x70180)) })
, dspcntr);
556
557 intel_de_write_fw(dev_priv, DSPSURF(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x7019C)) })
,
558 intel_plane_ggtt_offset(plane_state) + dspaddr_offset);
559}
560
561static void
562vlv_primary_async_flip(struct intel_plane *plane,
563 const struct intel_crtc_state *crtc_state,
564 const struct intel_plane_state *plane_state,
565 bool_Bool async_flip)
566{
567 struct drm_i915_privateinteldrm_softc *dev_priv = to_i915(plane->base.dev);
568 u32 dspaddr_offset = plane_state->view.color_plane[0].offset;
569 enum i9xx_plane_id i9xx_plane = plane->i9xx_plane;
570
571 intel_de_write_fw(dev_priv, DSPADDR_VLV(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x7017C)) })
,
572 intel_plane_ggtt_offset(plane_state) + dspaddr_offset);
573}
574
575static void
576bdw_primary_enable_flip_done(struct intel_plane *plane)
577{
578 struct drm_i915_privateinteldrm_softc *i915 = to_i915(plane->base.dev);
579 enum pipe pipe = plane->pipe;
580
581 spin_lock_irq(&i915->irq_lock)mtx_enter(&i915->irq_lock);
582 bdw_enable_pipe_irq(i915, pipe, GEN8_PIPE_PRIMARY_FLIP_DONE(1 << 4));
583 spin_unlock_irq(&i915->irq_lock)mtx_leave(&i915->irq_lock);
584}
585
586static void
587bdw_primary_disable_flip_done(struct intel_plane *plane)
588{
589 struct drm_i915_privateinteldrm_softc *i915 = to_i915(plane->base.dev);
590 enum pipe pipe = plane->pipe;
591
592 spin_lock_irq(&i915->irq_lock)mtx_enter(&i915->irq_lock);
593 bdw_disable_pipe_irq(i915, pipe, GEN8_PIPE_PRIMARY_FLIP_DONE(1 << 4));
594 spin_unlock_irq(&i915->irq_lock)mtx_leave(&i915->irq_lock);
595}
596
597static void
598ivb_primary_enable_flip_done(struct intel_plane *plane)
599{
600 struct drm_i915_privateinteldrm_softc *i915 = to_i915(plane->base.dev);
601
602 spin_lock_irq(&i915->irq_lock)mtx_enter(&i915->irq_lock);
603 ilk_enable_display_irq(i915, DE_PLANE_FLIP_DONE_IVB(plane->i9xx_plane)(1 << (3 + 5 * (plane->i9xx_plane))));
604 spin_unlock_irq(&i915->irq_lock)mtx_leave(&i915->irq_lock);
605}
606
607static void
608ivb_primary_disable_flip_done(struct intel_plane *plane)
609{
610 struct drm_i915_privateinteldrm_softc *i915 = to_i915(plane->base.dev);
611
612 spin_lock_irq(&i915->irq_lock)mtx_enter(&i915->irq_lock);
613 ilk_disable_display_irq(i915, DE_PLANE_FLIP_DONE_IVB(plane->i9xx_plane)(1 << (3 + 5 * (plane->i9xx_plane))));
614 spin_unlock_irq(&i915->irq_lock)mtx_leave(&i915->irq_lock);
615}
616
617static void
618ilk_primary_enable_flip_done(struct intel_plane *plane)
619{
620 struct drm_i915_privateinteldrm_softc *i915 = to_i915(plane->base.dev);
621
622 spin_lock_irq(&i915->irq_lock)mtx_enter(&i915->irq_lock);
623 ilk_enable_display_irq(i915, DE_PLANE_FLIP_DONE(plane->i9xx_plane)(1 << (26 + (plane->i9xx_plane))));
624 spin_unlock_irq(&i915->irq_lock)mtx_leave(&i915->irq_lock);
625}
626
627static void
628ilk_primary_disable_flip_done(struct intel_plane *plane)
629{
630 struct drm_i915_privateinteldrm_softc *i915 = to_i915(plane->base.dev);
631
632 spin_lock_irq(&i915->irq_lock)mtx_enter(&i915->irq_lock);
633 ilk_disable_display_irq(i915, DE_PLANE_FLIP_DONE(plane->i9xx_plane)(1 << (26 + (plane->i9xx_plane))));
634 spin_unlock_irq(&i915->irq_lock)mtx_leave(&i915->irq_lock);
635}
636
637static void
638vlv_primary_enable_flip_done(struct intel_plane *plane)
639{
640 struct drm_i915_privateinteldrm_softc *i915 = to_i915(plane->base.dev);
641 enum pipe pipe = plane->pipe;
642
643 spin_lock_irq(&i915->irq_lock)mtx_enter(&i915->irq_lock);
644 i915_enable_pipestat(i915, pipe, PLANE_FLIP_DONE_INT_STATUS_VLV(1UL << 10));
645 spin_unlock_irq(&i915->irq_lock)mtx_leave(&i915->irq_lock);
646}
647
648static void
649vlv_primary_disable_flip_done(struct intel_plane *plane)
650{
651 struct drm_i915_privateinteldrm_softc *i915 = to_i915(plane->base.dev);
652 enum pipe pipe = plane->pipe;
653
654 spin_lock_irq(&i915->irq_lock)mtx_enter(&i915->irq_lock);
655 i915_disable_pipestat(i915, pipe, PLANE_FLIP_DONE_INT_STATUS_VLV(1UL << 10));
656 spin_unlock_irq(&i915->irq_lock)mtx_leave(&i915->irq_lock);
657}
658
659static bool_Bool i9xx_plane_get_hw_state(struct intel_plane *plane,
660 enum pipe *pipe)
661{
662 struct drm_i915_privateinteldrm_softc *dev_priv = to_i915(plane->base.dev);
663 enum intel_display_power_domain power_domain;
664 enum i9xx_plane_id i9xx_plane = plane->i9xx_plane;
665 intel_wakeref_t wakeref;
666 bool_Bool ret;
667 u32 val;
668
669 /*
670 * Not 100% correct for planes that can move between pipes,
671 * but that's only the case for gen2-4 which don't have any
672 * display power wells.
673 */
674 power_domain = POWER_DOMAIN_PIPE(plane->pipe)((plane->pipe) + POWER_DOMAIN_PIPE_A);
675 wakeref = intel_display_power_get_if_enabled(dev_priv, power_domain);
676 if (!wakeref)
677 return false0;
678
679 val = intel_de_read(dev_priv, DSPCNTR(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x70180)) })
);
680
681 ret = val & DISP_ENABLE((u32)((1UL << (31)) + 0));
682
683 if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 5)
684 *pipe = plane->pipe;
685 else
686 *pipe = REG_FIELD_GET(DISP_PIPE_SEL_MASK, val)((u32)((typeof(((u32)((((~0UL) >> (64 - (25) - 1)) &
((~0UL) << (24))) + 0))))(((val) & (((u32)((((~0UL
) >> (64 - (25) - 1)) & ((~0UL) << (24))) + 0
)))) >> (__builtin_ffsll(((u32)((((~0UL) >> (64 -
(25) - 1)) & ((~0UL) << (24))) + 0))) - 1))))
;
687
688 intel_display_power_put(dev_priv, power_domain, wakeref);
689
690 return ret;
691}
692
693static unsigned int
694hsw_primary_max_stride(struct intel_plane *plane,
695 u32 pixel_format, u64 modifier,
696 unsigned int rotation)
697{
698 const struct drm_format_info *info = drm_format_info(pixel_format);
699 int cpp = info->cpp[0];
700
701 /* Limit to 8k pixels to guarantee OFFSET.x doesn't get too big. */
702 return min(8192 * cpp, 32 * 1024)(((8192 * cpp)<(32 * 1024))?(8192 * cpp):(32 * 1024));
703}
704
705static unsigned int
706ilk_primary_max_stride(struct intel_plane *plane,
707 u32 pixel_format, u64 modifier,
708 unsigned int rotation)
709{
710 const struct drm_format_info *info = drm_format_info(pixel_format);
711 int cpp = info->cpp[0];
712
713 /* Limit to 4k pixels to guarantee TILEOFF.x doesn't get too big. */
714 if (modifier == I915_FORMAT_MOD_X_TILED((((__u64)0x01) << 56) | ((1) & 0x00ffffffffffffffULL
))
)
715 return min(4096 * cpp, 32 * 1024)(((4096 * cpp)<(32 * 1024))?(4096 * cpp):(32 * 1024));
716 else
717 return 32 * 1024;
718}
719
720unsigned int
721i965_plane_max_stride(struct intel_plane *plane,
722 u32 pixel_format, u64 modifier,
723 unsigned int rotation)
724{
725 const struct drm_format_info *info = drm_format_info(pixel_format);
726 int cpp = info->cpp[0];
727
728 /* Limit to 4k pixels to guarantee TILEOFF.x doesn't get too big. */
729 if (modifier == I915_FORMAT_MOD_X_TILED((((__u64)0x01) << 56) | ((1) & 0x00ffffffffffffffULL
))
)
730 return min(4096 * cpp, 16 * 1024)(((4096 * cpp)<(16 * 1024))?(4096 * cpp):(16 * 1024));
731 else
732 return 32 * 1024;
733}
734
735static unsigned int
736i9xx_plane_max_stride(struct intel_plane *plane,
737 u32 pixel_format, u64 modifier,
738 unsigned int rotation)
739{
740 struct drm_i915_privateinteldrm_softc *dev_priv = to_i915(plane->base.dev);
741
742 if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 3) {
743 if (modifier == I915_FORMAT_MOD_X_TILED((((__u64)0x01) << 56) | ((1) & 0x00ffffffffffffffULL
))
)
744 return 8*1024;
745 else
746 return 16*1024;
747 } else {
748 if (plane->i9xx_plane == PLANE_C)
749 return 4*1024;
750 else
751 return 8*1024;
752 }
753}
754
755static const struct drm_plane_funcs i965_plane_funcs = {
756 .update_plane = drm_atomic_helper_update_plane,
757 .disable_plane = drm_atomic_helper_disable_plane,
758 .destroy = intel_plane_destroy,
759 .atomic_duplicate_state = intel_plane_duplicate_state,
760 .atomic_destroy_state = intel_plane_destroy_state,
761 .format_mod_supported = i965_plane_format_mod_supported,
762};
763
764static const struct drm_plane_funcs i8xx_plane_funcs = {
765 .update_plane = drm_atomic_helper_update_plane,
766 .disable_plane = drm_atomic_helper_disable_plane,
767 .destroy = intel_plane_destroy,
768 .atomic_duplicate_state = intel_plane_duplicate_state,
769 .atomic_destroy_state = intel_plane_destroy_state,
770 .format_mod_supported = i8xx_plane_format_mod_supported,
771};
772
773struct intel_plane *
774intel_primary_plane_create(struct drm_i915_privateinteldrm_softc *dev_priv, enum pipe pipe)
775{
776 struct intel_plane *plane;
777 const struct drm_plane_funcs *plane_funcs;
778 unsigned int supported_rotations;
779 const u64 *modifiers;
780 const u32 *formats;
781 int num_formats;
782 int ret, zpos;
783
784 plane = intel_plane_alloc();
785 if (IS_ERR(plane))
786 return plane;
787
788 plane->pipe = pipe;
789 /*
790 * On gen2/3 only plane A can do FBC, but the panel fitter and LVDS
791 * port is hooked to pipe B. Hence we want plane A feeding pipe B.
792 */
793 if (HAS_FBC(dev_priv)((&(dev_priv)->__runtime)->fbc_mask != 0) && DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) < 4 &&
794 INTEL_NUM_PIPES(dev_priv)(hweight8((&(dev_priv)->__runtime)->pipe_mask)) == 2)
795 plane->i9xx_plane = (enum i9xx_plane_id) !pipe;
796 else
797 plane->i9xx_plane = (enum i9xx_plane_id) pipe;
798 plane->id = PLANE_PRIMARY;
799 plane->frontbuffer_bit = INTEL_FRONTBUFFER(pipe, plane->id)(1UL << ((plane->id) + 8 * (pipe)));;
800
801 intel_fbc_add_plane(i9xx_plane_fbc(dev_priv, plane->i9xx_plane), plane);
802
803 if (IS_VALLEYVIEW(dev_priv)IS_PLATFORM(dev_priv, INTEL_VALLEYVIEW) || IS_CHERRYVIEW(dev_priv)IS_PLATFORM(dev_priv, INTEL_CHERRYVIEW)) {
804 formats = vlv_primary_formats;
805 num_formats = ARRAY_SIZE(vlv_primary_formats)(sizeof((vlv_primary_formats)) / sizeof((vlv_primary_formats)
[0]))
;
806 } else if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 4) {
807 /*
808 * WaFP16GammaEnabling:ivb
809 * "Workaround : When using the 64-bit format, the plane
810 * output on each color channel has one quarter amplitude.
811 * It can be brought up to full amplitude by using pipe
812 * gamma correction or pipe color space conversion to
813 * multiply the plane output by four."
814 *
815 * There is no dedicated plane gamma for the primary plane,
816 * and using the pipe gamma/csc could conflict with other
817 * planes, so we choose not to expose fp16 on IVB primary
818 * planes. HSW primary planes no longer have this problem.
819 */
820 if (IS_IVYBRIDGE(dev_priv)IS_PLATFORM(dev_priv, INTEL_IVYBRIDGE)) {
821 formats = ivb_primary_formats;
822 num_formats = ARRAY_SIZE(ivb_primary_formats)(sizeof((ivb_primary_formats)) / sizeof((ivb_primary_formats)
[0]))
;
823 } else {
824 formats = i965_primary_formats;
825 num_formats = ARRAY_SIZE(i965_primary_formats)(sizeof((i965_primary_formats)) / sizeof((i965_primary_formats
)[0]))
;
826 }
827 } else {
828 formats = i8xx_primary_formats;
829 num_formats = ARRAY_SIZE(i8xx_primary_formats)(sizeof((i8xx_primary_formats)) / sizeof((i8xx_primary_formats
)[0]))
;
830 }
831
832 if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 4)
833 plane_funcs = &i965_plane_funcs;
834 else
835 plane_funcs = &i8xx_plane_funcs;
836
837 if (IS_VALLEYVIEW(dev_priv)IS_PLATFORM(dev_priv, INTEL_VALLEYVIEW) || IS_CHERRYVIEW(dev_priv)IS_PLATFORM(dev_priv, INTEL_CHERRYVIEW))
838 plane->min_cdclk = vlv_plane_min_cdclk;
839 else if (IS_BROADWELL(dev_priv)IS_PLATFORM(dev_priv, INTEL_BROADWELL) || IS_HASWELL(dev_priv)IS_PLATFORM(dev_priv, INTEL_HASWELL))
840 plane->min_cdclk = hsw_plane_min_cdclk;
841 else if (IS_IVYBRIDGE(dev_priv)IS_PLATFORM(dev_priv, INTEL_IVYBRIDGE))
842 plane->min_cdclk = ivb_plane_min_cdclk;
843 else
844 plane->min_cdclk = i9xx_plane_min_cdclk;
845
846 if (HAS_GMCH(dev_priv)((&(dev_priv)->__info)->display.has_gmch)) {
847 if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 4)
848 plane->max_stride = i965_plane_max_stride;
849 else
850 plane->max_stride = i9xx_plane_max_stride;
851 } else {
852 if (IS_BROADWELL(dev_priv)IS_PLATFORM(dev_priv, INTEL_BROADWELL) || IS_HASWELL(dev_priv)IS_PLATFORM(dev_priv, INTEL_HASWELL))
853 plane->max_stride = hsw_primary_max_stride;
854 else
855 plane->max_stride = ilk_primary_max_stride;
856 }
857
858 if (IS_I830(dev_priv)IS_PLATFORM(dev_priv, INTEL_I830) || IS_I845G(dev_priv)IS_PLATFORM(dev_priv, INTEL_I845G)) {
859 plane->update_arm = i830_plane_update_arm;
860 } else {
861 plane->update_noarm = i9xx_plane_update_noarm;
862 plane->update_arm = i9xx_plane_update_arm;
863 }
864 plane->disable_arm = i9xx_plane_disable_arm;
865 plane->get_hw_state = i9xx_plane_get_hw_state;
866 plane->check_plane = i9xx_plane_check;
867
868 if (IS_VALLEYVIEW(dev_priv)IS_PLATFORM(dev_priv, INTEL_VALLEYVIEW) || IS_CHERRYVIEW(dev_priv)IS_PLATFORM(dev_priv, INTEL_CHERRYVIEW)) {
869 plane->async_flip = vlv_primary_async_flip;
870 plane->enable_flip_done = vlv_primary_enable_flip_done;
871 plane->disable_flip_done = vlv_primary_disable_flip_done;
872 } else if (IS_BROADWELL(dev_priv)IS_PLATFORM(dev_priv, INTEL_BROADWELL)) {
873 plane->need_async_flip_disable_wa = true1;
874 plane->async_flip = g4x_primary_async_flip;
875 plane->enable_flip_done = bdw_primary_enable_flip_done;
876 plane->disable_flip_done = bdw_primary_disable_flip_done;
877 } else if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 7) {
878 plane->async_flip = g4x_primary_async_flip;
879 plane->enable_flip_done = ivb_primary_enable_flip_done;
880 plane->disable_flip_done = ivb_primary_disable_flip_done;
881 } else if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 5) {
882 plane->async_flip = g4x_primary_async_flip;
883 plane->enable_flip_done = ilk_primary_enable_flip_done;
884 plane->disable_flip_done = ilk_primary_disable_flip_done;
885 }
886
887 modifiers = intel_fb_plane_get_modifiers(dev_priv, INTEL_PLANE_CAP_TILING_X(1UL << (3)));
888
889 if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 5 || IS_G4X(dev_priv)(IS_PLATFORM(dev_priv, INTEL_G45) || IS_PLATFORM(dev_priv, INTEL_GM45
))
)
890 ret = drm_universal_plane_init(&dev_priv->drm, &plane->base,
891 0, plane_funcs,
892 formats, num_formats,
893 modifiers,
894 DRM_PLANE_TYPE_PRIMARY,
895 "primary %c", pipe_name(pipe)((pipe) + 'A'));
896 else
897 ret = drm_universal_plane_init(&dev_priv->drm, &plane->base,
898 0, plane_funcs,
899 formats, num_formats,
900 modifiers,
901 DRM_PLANE_TYPE_PRIMARY,
902 "plane %c",
903 plane_name(plane->i9xx_plane)((plane->i9xx_plane) + 'A'));
904
905 kfree(modifiers);
906
907 if (ret)
908 goto fail;
909
910 if (IS_CHERRYVIEW(dev_priv)IS_PLATFORM(dev_priv, INTEL_CHERRYVIEW) && pipe == PIPE_B) {
911 supported_rotations =
912 DRM_MODE_ROTATE_0(1<<0) | DRM_MODE_ROTATE_180(1<<2) |
913 DRM_MODE_REFLECT_X(1<<4);
914 } else if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 4) {
915 supported_rotations =
916 DRM_MODE_ROTATE_0(1<<0) | DRM_MODE_ROTATE_180(1<<2);
917 } else {
918 supported_rotations = DRM_MODE_ROTATE_0(1<<0);
919 }
920
921 if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 4)
922 drm_plane_create_rotation_property(&plane->base,
923 DRM_MODE_ROTATE_0(1<<0),
924 supported_rotations);
925
926 zpos = 0;
927 drm_plane_create_zpos_immutable_property(&plane->base, zpos);
928
929 intel_plane_helper_add(plane);
930
931 return plane;
932
933fail:
934 intel_plane_free(plane);
935
936 return ERR_PTR(ret);
937}
938
939static int i9xx_format_to_fourcc(int format)
940{
941 switch (format) {
942 case DISP_FORMAT_8BPP((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(2) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
:
943 return DRM_FORMAT_C8((__u32)('C') | ((__u32)('8') << 8) | ((__u32)(' ') <<
16) | ((__u32)(' ') << 24))
;
944 case DISP_FORMAT_BGRA555((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(3) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
:
945 return DRM_FORMAT_ARGB1555((__u32)('A') | ((__u32)('R') << 8) | ((__u32)('1') <<
16) | ((__u32)('5') << 24))
;
946 case DISP_FORMAT_BGRX555((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(4) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
:
947 return DRM_FORMAT_XRGB1555((__u32)('X') | ((__u32)('R') << 8) | ((__u32)('1') <<
16) | ((__u32)('5') << 24))
;
948 case DISP_FORMAT_BGRX565((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(5) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
:
949 return DRM_FORMAT_RGB565((__u32)('R') | ((__u32)('G') << 8) | ((__u32)('1') <<
16) | ((__u32)('6') << 24))
;
950 default:
951 case DISP_FORMAT_BGRX888((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(6) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
:
952 return DRM_FORMAT_XRGB8888((__u32)('X') | ((__u32)('R') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
;
953 case DISP_FORMAT_RGBX888((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(14) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
:
954 return DRM_FORMAT_XBGR8888((__u32)('X') | ((__u32)('B') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
;
955 case DISP_FORMAT_BGRA888((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(7) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
:
956 return DRM_FORMAT_ARGB8888((__u32)('A') | ((__u32)('R') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
;
957 case DISP_FORMAT_RGBA888((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(15) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
:
958 return DRM_FORMAT_ABGR8888((__u32)('A') | ((__u32)('B') << 8) | ((__u32)('2') <<
16) | ((__u32)('4') << 24))
;
959 case DISP_FORMAT_BGRX101010((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(10) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
:
960 return DRM_FORMAT_XRGB2101010((__u32)('X') | ((__u32)('R') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
;
961 case DISP_FORMAT_RGBX101010((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(8) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
:
962 return DRM_FORMAT_XBGR2101010((__u32)('X') | ((__u32)('B') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
;
963 case DISP_FORMAT_BGRA101010((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(11) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
:
964 return DRM_FORMAT_ARGB2101010((__u32)('A') | ((__u32)('R') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
;
965 case DISP_FORMAT_RGBA101010((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(9) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
:
966 return DRM_FORMAT_ABGR2101010((__u32)('A') | ((__u32)('B') << 8) | ((__u32)('3') <<
16) | ((__u32)('0') << 24))
;
967 case DISP_FORMAT_RGBX161616((u32)((((typeof(((u32)((((~0UL) >> (64 - (29) - 1)) &
((~0UL) << (26))) + 0))))(12) << (__builtin_ffsll
(((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))) - 1)) & (((u32)((((~0UL) >> (64 - (29
) - 1)) & ((~0UL) << (26))) + 0)))) + 0 + 0 + 0 + 0
))
:
968 return DRM_FORMAT_XBGR16161616F((__u32)('X') | ((__u32)('B') << 8) | ((__u32)('4') <<
16) | ((__u32)('H') << 24))
;
969 }
970}
971
972void
973i9xx_get_initial_plane_config(struct intel_crtc *crtc,
974 struct intel_initial_plane_config *plane_config)
975{
976 struct drm_device *dev = crtc->base.dev;
977 struct drm_i915_privateinteldrm_softc *dev_priv = to_i915(dev);
978 struct intel_plane *plane = to_intel_plane(crtc->base.primary)({ const __typeof( ((struct intel_plane *)0)->base ) *__mptr
= (crtc->base.primary); (struct intel_plane *)( (char *)__mptr
- __builtin_offsetof(struct intel_plane, base) );})
;
979 enum i9xx_plane_id i9xx_plane = plane->i9xx_plane;
980 enum pipe pipe;
981 u32 val, base, offset;
982 int fourcc, pixel_format;
983 unsigned int aligned_height;
984 struct drm_framebuffer *fb;
985 struct intel_framebuffer *intel_fb;
986
987 if (!plane->get_hw_state(plane, &pipe))
988 return;
989
990 drm_WARN_ON(dev, pipe != crtc->pipe)({ int __ret = !!((pipe != crtc->pipe)); if (__ret) printf
("%s %s: " "%s", dev_driver_string(((dev))->dev), "", "drm_WARN_ON("
"pipe != crtc->pipe" ")"); __builtin_expect(!!(__ret), 0)
; })
;
991
992 intel_fb = kzalloc(sizeof(*intel_fb), GFP_KERNEL(0x0001 | 0x0004));
993 if (!intel_fb) {
994 drm_dbg_kms(&dev_priv->drm, "failed to alloc fb\n")__drm_dev_dbg(((void *)0), (&dev_priv->drm) ? (&dev_priv
->drm)->dev : ((void *)0), DRM_UT_KMS, "failed to alloc fb\n"
)
;
995 return;
996 }
997
998 fb = &intel_fb->base;
999
1000 fb->dev = dev;
1001
1002 val = intel_de_read(dev_priv, DSPCNTR(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x70180)) })
);
1003
1004 if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 4) {
1005 if (val & DISP_TILED((u32)((1UL << (10)) + 0))) {
1006 plane_config->tiling = I915_TILING_X1;
1007 fb->modifier = I915_FORMAT_MOD_X_TILED((((__u64)0x01) << 56) | ((1) & 0x00ffffffffffffffULL
))
;
1008 }
1009
1010 if (val & DISP_ROTATE_180((u32)((1UL << (15)) + 0)))
1011 plane_config->rotation = DRM_MODE_ROTATE_180(1<<2);
1012 }
1013
1014 if (IS_CHERRYVIEW(dev_priv)IS_PLATFORM(dev_priv, INTEL_CHERRYVIEW) && pipe == PIPE_B &&
1015 val & DISP_MIRROR((u32)((1UL << (8)) + 0)))
1016 plane_config->rotation |= DRM_MODE_REFLECT_X(1<<4);
1017
1018 pixel_format = val & DISP_FORMAT_MASK((u32)((((~0UL) >> (64 - (29) - 1)) & ((~0UL) <<
(26))) + 0))
;
1019 fourcc = i9xx_format_to_fourcc(pixel_format);
1020 fb->format = drm_format_info(fourcc);
1021
1022 if (IS_HASWELL(dev_priv)IS_PLATFORM(dev_priv, INTEL_HASWELL) || IS_BROADWELL(dev_priv)IS_PLATFORM(dev_priv, INTEL_BROADWELL)) {
1023 offset = intel_de_read(dev_priv, DSPOFFSET(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x701A4)) })
)
;
Value stored to 'offset' is never read
1024 base = intel_de_read(dev_priv, DSPSURF(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x7019C)) })
) & DISP_ADDR_MASK((u32)((((~0UL) >> (64 - (31) - 1)) & ((~0UL) <<
(12))) + 0))
;
1025 } else if (DISPLAY_VER(dev_priv)((&(dev_priv)->__runtime)->display.ip.ver) >= 4) {
1026 if (plane_config->tiling)
1027 offset = intel_de_read(dev_priv,
1028 DSPTILEOFF(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x701A4)) })
);
1029 else
1030 offset = intel_de_read(dev_priv,
1031 DSPLINOFF(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x70184)) })
);
1032 base = intel_de_read(dev_priv, DSPSURF(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x7019C)) })
) & DISP_ADDR_MASK((u32)((((~0UL) >> (64 - (31) - 1)) & ((~0UL) <<
(12))) + 0))
;
1033 } else {
1034 base = intel_de_read(dev_priv, DSPADDR(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x70184)) })
);
1035 }
1036 plane_config->base = base;
1037
1038 val = intel_de_read(dev_priv, PIPESRC(pipe)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.trans_offsets[(pipe)] - (&(dev_priv)->__info)->
display.trans_offsets[TRANSCODER_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x6001c)) })
);
1039 fb->width = REG_FIELD_GET(PIPESRC_WIDTH_MASK, val)((u32)((typeof(((u32)((((~0UL) >> (64 - (31) - 1)) &
((~0UL) << (16))) + 0))))(((val) & (((u32)((((~0UL
) >> (64 - (31) - 1)) & ((~0UL) << (16))) + 0
)))) >> (__builtin_ffsll(((u32)((((~0UL) >> (64 -
(31) - 1)) & ((~0UL) << (16))) + 0))) - 1))))
+ 1;
1040 fb->height = REG_FIELD_GET(PIPESRC_HEIGHT_MASK, val)((u32)((typeof(((u32)((((~0UL) >> (64 - (15) - 1)) &
((~0UL) << (0))) + 0))))(((val) & (((u32)((((~0UL)
>> (64 - (15) - 1)) & ((~0UL) << (0))) + 0))
)) >> (__builtin_ffsll(((u32)((((~0UL) >> (64 - (
15) - 1)) & ((~0UL) << (0))) + 0))) - 1))))
+ 1;
1041
1042 val = intel_de_read(dev_priv, DSPSTRIDE(i9xx_plane)((const i915_reg_t){ .reg = ((&(dev_priv)->__info)->
display.pipe_offsets[(i9xx_plane)] - (&(dev_priv)->__info
)->display.pipe_offsets[PIPE_A] + ((&(dev_priv)->__info
)->display.mmio_offset) + (0x70188)) })
);
1043 fb->pitches[0] = val & 0xffffffc0;
1044
1045 aligned_height = intel_fb_align_height(fb, 0, fb->height);
1046
1047 plane_config->size = fb->pitches[0] * aligned_height;
1048
1049 drm_dbg_kms(&dev_priv->drm,__drm_dev_dbg(((void *)0), (&dev_priv->drm) ? (&dev_priv
->drm)->dev : ((void *)0), DRM_UT_KMS, "%s/%s with fb: size=%dx%d@%d, offset=%x, pitch %d, size 0x%x\n"
, crtc->base.name, plane->base.name, fb->width, fb->
height, fb->format->cpp[0] * 8, base, fb->pitches[0]
, plane_config->size)
1050 "%s/%s with fb: size=%dx%d@%d, offset=%x, pitch %d, size 0x%x\n",__drm_dev_dbg(((void *)0), (&dev_priv->drm) ? (&dev_priv
->drm)->dev : ((void *)0), DRM_UT_KMS, "%s/%s with fb: size=%dx%d@%d, offset=%x, pitch %d, size 0x%x\n"
, crtc->base.name, plane->base.name, fb->width, fb->
height, fb->format->cpp[0] * 8, base, fb->pitches[0]
, plane_config->size)
1051 crtc->base.name, plane->base.name, fb->width, fb->height,__drm_dev_dbg(((void *)0), (&dev_priv->drm) ? (&dev_priv
->drm)->dev : ((void *)0), DRM_UT_KMS, "%s/%s with fb: size=%dx%d@%d, offset=%x, pitch %d, size 0x%x\n"
, crtc->base.name, plane->base.name, fb->width, fb->
height, fb->format->cpp[0] * 8, base, fb->pitches[0]
, plane_config->size)
1052 fb->format->cpp[0] * 8, base, fb->pitches[0],__drm_dev_dbg(((void *)0), (&dev_priv->drm) ? (&dev_priv
->drm)->dev : ((void *)0), DRM_UT_KMS, "%s/%s with fb: size=%dx%d@%d, offset=%x, pitch %d, size 0x%x\n"
, crtc->base.name, plane->base.name, fb->width, fb->
height, fb->format->cpp[0] * 8, base, fb->pitches[0]
, plane_config->size)
1053 plane_config->size)__drm_dev_dbg(((void *)0), (&dev_priv->drm) ? (&dev_priv
->drm)->dev : ((void *)0), DRM_UT_KMS, "%s/%s with fb: size=%dx%d@%d, offset=%x, pitch %d, size 0x%x\n"
, crtc->base.name, plane->base.name, fb->width, fb->
height, fb->format->cpp[0] * 8, base, fb->pitches[0]
, plane_config->size)
;
1054
1055 plane_config->fb = intel_fb;
1056}