/*
* Copyright 2013 Advanced Micro Devices , Inc .
*
* Permission is hereby granted , free of charge , to any person obtaining a
* copy of this software and associated documentation files ( the " Software " ) ,
* to deal in the Software without restriction , including without limitation
* the rights to use , copy , modify , merge , publish , distribute , sublicense ,
* and / or sell copies of the Software , and to permit persons to whom the
* Software is furnished to do so , subject to the following conditions :
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software .
*
* THE SOFTWARE IS PROVIDED " AS IS " , WITHOUT WARRANTY OF ANY KIND , EXPRESS OR
* IMPLIED , INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY ,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT . IN NO EVENT SHALL
* THE COPYRIGHT HOLDER ( S ) OR AUTHOR ( S ) BE LIABLE FOR ANY CLAIM , DAMAGES OR
* OTHER LIABILITY , WHETHER IN AN ACTION OF CONTRACT , TORT OR OTHERWISE ,
* ARISING FROM , OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE .
*
* Authors : Christian K ö nig < christian . koenig @ amd . com >
*/
#include <linux/firmware.h>
#include "radeon.h"
#include "radeon_asic.h"
#include "cikd.h"
/**
* uvd_v4_2_resume - memory controller programming
*
* @ rdev : radeon_device pointer
*
* Let the UVD memory controller know it ' s offsets
*/
int uvd_v4_2_resume(struct radeon_device *rdev)
{
uint64_t addr;
uint32_t size;
/* program the VCPU memory controller bits 0-27 */
/* skip over the header of the new firmware format */
if (rdev->uvd.fw_header_present)
addr = (rdev->uvd.gpu_addr + 0 x200) >> 3 ;
else
addr = rdev->uvd.gpu_addr >> 3 ;
size = RADEON_GPU_PAGE_ALIGN(rdev->uvd_fw->size + 4 ) >> 3 ;
WREG32(UVD_VCPU_CACHE_OFFSET0, addr);
WREG32(UVD_VCPU_CACHE_SIZE0, size);
addr += size;
size = RADEON_UVD_HEAP_SIZE >> 3 ;
WREG32(UVD_VCPU_CACHE_OFFSET1, addr);
WREG32(UVD_VCPU_CACHE_SIZE1, size);
addr += size;
size = (RADEON_UVD_STACK_SIZE +
(RADEON_UVD_SESSION_SIZE * rdev->uvd.max_handles)) >> 3 ;
WREG32(UVD_VCPU_CACHE_OFFSET2, addr);
WREG32(UVD_VCPU_CACHE_SIZE2, size);
/* bits 28-31 */
addr = (rdev->uvd.gpu_addr >> 28 ) & 0 xF;
WREG32(UVD_LMI_ADDR_EXT, (addr << 12 ) | (addr << 0 ));
/* bits 32-39 */
addr = (rdev->uvd.gpu_addr >> 32 ) & 0 xFF;
WREG32(UVD_LMI_EXT40_ADDR, addr | (0 x9 << 16 ) | (0 x1 << 31 ));
if (rdev->uvd.fw_header_present)
WREG32(UVD_GP_SCRATCH4, rdev->uvd.max_handles);
return 0 ;
}
Messung V0.5 in Prozent C=94 H=91 G=92
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-09-28)
¤
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