| /Linux-v5.4/arch/x86/entry/ |
| D | calling.h | 197 .macro SWITCH_TO_KERNEL_CR3 scratch_reg:req
199 mov %cr3, \scratch_reg
200 ADJUST_KERNEL_CR3 \scratch_reg
201 mov \scratch_reg, %cr3
208 .macro SWITCH_TO_USER_CR3_NOSTACK scratch_reg:req scratch_reg2:req
210 mov %cr3, \scratch_reg
217 movq \scratch_reg, \scratch_reg2
218 andq $(0x7FF), \scratch_reg /* mask ASID */
219 bt \scratch_reg, THIS_CPU_user_pcid_flush_mask
223 btr \scratch_reg, THIS_CPU_user_pcid_flush_mask
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| D | entry_32.S | 161 .macro SWITCH_TO_USER_CR3 scratch_reg:req
164 movl %cr3, \scratch_reg
165 orl $PTI_SWITCH_MASK, \scratch_reg
166 movl \scratch_reg, %cr3
192 .macro SWITCH_TO_KERNEL_CR3 scratch_reg:req
194 movl %cr3, \scratch_reg
196 testl $PTI_SWITCH_MASK, \scratch_reg
198 andl $(~PTI_SWITCH_MASK), \scratch_reg
199 movl \scratch_reg, %cr3
201 orl $PTI_SWITCH_MASK, \scratch_reg
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| D | entry_64.S | 156 SWITCH_TO_KERNEL_CR3 scratch_reg=%rsp
271 SWITCH_TO_USER_CR3_STACK scratch_reg=%rdi
532 SWITCH_TO_KERNEL_CR3 scratch_reg=%rdi
657 SWITCH_TO_USER_CR3_STACK scratch_reg=%rdi
744 SWITCH_TO_KERNEL_CR3 scratch_reg=%rdi /* to kernel CR3 */
772 SWITCH_TO_USER_CR3_STACK scratch_reg=%rdi
1241 SAVE_AND_SWITCH_TO_KERNEL_CR3 scratch_reg=%rax save_reg=%r14
1273 RESTORE_CR3 scratch_reg=%rbx save_reg=%r14
1279 RESTORE_CR3 scratch_reg=%rbx save_reg=%r14
1302 SWITCH_TO_KERNEL_CR3 scratch_reg=%rax
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| D | entry_64_compat.S | 54 SWITCH_TO_KERNEL_CR3 scratch_reg=%rsp
207 SWITCH_TO_KERNEL_CR3 scratch_reg=%rsp
307 SWITCH_TO_USER_CR3_NOSTACK scratch_reg=%r8 scratch_reg2=%r9
363 SWITCH_TO_KERNEL_CR3 scratch_reg=%rdi
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| /Linux-v5.4/drivers/gpu/drm/radeon/ |
| D | radeon_fence.c | 71 if (likely(rdev->wb.enabled || !drv->scratch_reg)) { in radeon_fence_write()
76 WREG32(drv->scratch_reg, seq); in radeon_fence_write()
94 if (likely(rdev->wb.enabled || !drv->scratch_reg)) { in radeon_fence_read()
101 seq = RREG32(drv->scratch_reg); in radeon_fence_read()
838 radeon_scratch_free(rdev, rdev->fence_drv[ring].scratch_reg); in radeon_fence_driver_start_ring()
840 rdev->fence_drv[ring].scratch_reg = 0; in radeon_fence_driver_start_ring()
855 r = radeon_scratch_get(rdev, &rdev->fence_drv[ring].scratch_reg); in radeon_fence_driver_start_ring()
861 rdev->fence_drv[ring].scratch_reg - in radeon_fence_driver_start_ring()
887 rdev->fence_drv[ring].scratch_reg = -1; in radeon_fence_driver_init_ring()
948 radeon_scratch_free(rdev, rdev->fence_drv[ring].scratch_reg); in radeon_fence_driver_fini()
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| D | radeon_atombios.c | 4111 uint32_t scratch_reg; in radeon_save_bios_scratch_regs() local
4115 scratch_reg = R600_BIOS_0_SCRATCH; in radeon_save_bios_scratch_regs()
4117 scratch_reg = RADEON_BIOS_0_SCRATCH; in radeon_save_bios_scratch_regs()
4120 rdev->bios_scratch[i] = RREG32(scratch_reg + (i * 4)); in radeon_save_bios_scratch_regs()
4125 uint32_t scratch_reg; in radeon_restore_bios_scratch_regs() local
4129 scratch_reg = R600_BIOS_0_SCRATCH; in radeon_restore_bios_scratch_regs()
4131 scratch_reg = RADEON_BIOS_0_SCRATCH; in radeon_restore_bios_scratch_regs()
4134 WREG32(scratch_reg + (i * 4), rdev->bios_scratch[i]); in radeon_restore_bios_scratch_regs()
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| D | r300.c | 242 radeon_ring_write(ring, PACKET0(rdev->fence_drv[fence->ring].scratch_reg, 0)); in r300_fence_ring_emit()
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| D | radeon.h | 361 uint32_t scratch_reg; member
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| D | r100.c | 874 radeon_ring_write(ring, PACKET0(rdev->fence_drv[fence->ring].scratch_reg, 0)); in r100_fence_ring_emit()
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| D | r600.c | 2906 …radeon_ring_write(ring, ((rdev->fence_drv[fence->ring].scratch_reg - PACKET3_SET_CONFIG_REG_OFFSET… in r600_fence_ring_emit()
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| /Linux-v5.4/arch/mips/mm/ |
| D | tlbex.c | 350 static int scratch_reg; variable
359 if (scratch_reg >= 0) { in build_get_work_registers()
361 UASM_i_MTC0(p, 1, c0_kscratch(), scratch_reg); in build_get_work_registers()
393 if (scratch_reg >= 0) { in build_restore_work_registers()
395 UASM_i_MFC0(p, 1, c0_kscratch(), scratch_reg); in build_restore_work_registers()
660 if (scratch_reg >= 0) in build_restore_pagemask()
677 if (scratch_reg >= 0) in build_restore_pagemask()
678 UASM_i_MFC0(p, 1, c0_kscratch(), scratch_reg); in build_restore_pagemask()
930 if (mode == refill_scratch && scratch_reg >= 0) in build_get_pgd_vmalloc64()
951 if (scratch_reg >= 0) in build_get_pgd_vmalloc64()
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| /Linux-v5.4/drivers/net/wireless/marvell/libertas/ |
| D | if_sdio.c | 115 unsigned int scratch_reg; member
148 scratch = sdio_readb(card->func, card->scratch_reg, &ret); in if_sdio_read_scratch()
150 scratch |= sdio_readb(card->func, card->scratch_reg + 1, in if_sdio_read_scratch()
1169 card->scratch_reg = IF_SDIO_SCRATCH_OLD; in if_sdio_probe()
1172 card->scratch_reg = IF_SDIO_SCRATCH; in if_sdio_probe()
1176 card->scratch_reg = IF_SDIO_FW_STATUS; in if_sdio_probe()
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| /Linux-v5.4/arch/x86/kernel/ |
| D | uprobes.c | 456 scratch_reg(struct arch_uprobe *auprobe, struct pt_regs *regs) in scratch_reg() function
473 unsigned long *sr = scratch_reg(auprobe, regs); in riprel_pre_xol()
484 unsigned long *sr = scratch_reg(auprobe, regs); in riprel_post_xol()
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