> -----Original Message----- > From: amd-gfx [mailto:amd-gfx-bounces at lists.freedesktop.org] On Behalf > Of Leo Liu > Sent: Thursday, July 28, 2016 10:13 AM > To: amd-gfx at lists.freedesktop.org > Cc: Koenig, Christian; dri-devel at lists.freedesktop.org > Subject: [PATCH 2/2] drm/amdgpu: enable UVD context buffer for older HW > > From: Christian König <christian.koenig at amd.com> > > Supported starting on certain FW versions. > > Signed-off-by: Christian König <christian.koenig at amd.com> > Reviewed-by: Leo Liu <leo.liu at amd.com> Series is: Reviewed-by: Alex Deucher <alexander.deucher at amd.com> > --- > drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 + > drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c | 28 > ++++++++++++++++++++++++++-- > 2 files changed, 27 insertions(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h > b/drivers/gpu/drm/amd/amdgpu/amdgpu.h > index d406ec7..9c07e38 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h > @@ -1688,6 +1688,7 @@ struct amdgpu_uvd { > struct amdgpu_ring ring; > struct amdgpu_irq_src irq; > bool address_64_bit; > + bool use_ctx_buf; > struct amd_sched_entity entity; > uint32_t srbm_soft_reset; > }; > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c > b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c > index 28c1b62..c22b64e 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c > @@ -41,8 +41,15 @@ > > /* 1 second timeout */ > #define UVD_IDLE_TIMEOUT msecs_to_jiffies(1000) > + > +/* Firmware versions for VI */ > +#define FW_1_65_10 ((1 << 24) | (65 << 16) | (10 << 8)) > +#define FW_1_87_11 ((1 << 24) | (87 << 16) | (11 << 8)) > +#define FW_1_87_12 ((1 << 24) | (87 << 16) | (12 << 8)) > +#define FW_1_37_15 ((1 << 24) | (37 << 16) | (15 << 8)) > + > /* Polaris10/11 firmware version */ > -#define FW_1_66_16 ((1 << 24) | (66 << 16) | (16 << 8)) > +#define FW_1_66_16 ((1 << 24) | (66 << 16) | (16 << 8)) > > /* Firmware Names */ > #ifdef CONFIG_DRM_AMDGPU_CIK > @@ -220,6 +227,23 @@ int amdgpu_uvd_sw_init(struct amdgpu_device > *adev) > if (!amdgpu_ip_block_version_cmp(adev, > AMD_IP_BLOCK_TYPE_UVD, 5, 0)) > adev->uvd.address_64_bit = true; > > + switch (adev->asic_type) { > + case CHIP_TONGA: > + adev->uvd.use_ctx_buf = adev->uvd.fw_version >= > FW_1_65_10; > + break; > + case CHIP_CARRIZO: > + adev->uvd.use_ctx_buf = adev->uvd.fw_version >= > FW_1_87_11; > + break; > + case CHIP_FIJI: > + adev->uvd.use_ctx_buf = adev->uvd.fw_version >= > FW_1_87_12; > + break; > + case CHIP_STONEY: > + adev->uvd.use_ctx_buf = adev->uvd.fw_version >= > FW_1_37_15; > + break; > + default: > + adev->uvd.use_ctx_buf = adev->asic_type >= > CHIP_POLARIS10; > + } > + > return 0; > } > > @@ -529,7 +553,7 @@ static int amdgpu_uvd_cs_msg_decode(struct > amdgpu_device *adev, uint32_t *msg, > /* reference picture buffer */ > min_dpb_size = image_size * num_dpb_buffer; > > - if (adev->asic_type < CHIP_POLARIS10){ > + if (!adev->uvd.use_ctx_buf){ > /* macroblock context buffer */ > min_dpb_size += > width_in_mb * height_in_mb * > num_dpb_buffer * 192; > -- > 2.7.4 > > _______________________________________________ > amd-gfx mailing list > amd-gfx at lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/amd-gfx
