diff options
Diffstat (limited to 'meta-amdfalconx86/recipes-kernel/linux/files/0005-drm-amdgpu-add-read_bios_from_rom-callback-for-CI-pa.patch')
-rw-r--r-- | meta-amdfalconx86/recipes-kernel/linux/files/0005-drm-amdgpu-add-read_bios_from_rom-callback-for-CI-pa.patch | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/meta-amdfalconx86/recipes-kernel/linux/files/0005-drm-amdgpu-add-read_bios_from_rom-callback-for-CI-pa.patch b/meta-amdfalconx86/recipes-kernel/linux/files/0005-drm-amdgpu-add-read_bios_from_rom-callback-for-CI-pa.patch deleted file mode 100644 index f6e6f934..00000000 --- a/meta-amdfalconx86/recipes-kernel/linux/files/0005-drm-amdgpu-add-read_bios_from_rom-callback-for-CI-pa.patch +++ /dev/null @@ -1,72 +0,0 @@ -From b24e766a5d73da9f5a4b51b31171a445298d6b1f Mon Sep 17 00:00:00 2001 -From: Alex Deucher <alexander.deucher@amd.com> -Date: Tue, 24 Nov 2015 10:34:45 -0500 -Subject: [PATCH 0005/1110] drm/amdgpu: add read_bios_from_rom callback for CI - parts -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Read the vbios image directly from the rom. - -Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com> -Reviewed-by: Christian König <christian.koenig@amd.com> -Reviewed-by: Monk Liu <monk.liu@amd.com> -Signed-off-by: Alex Deucher <alexander.deucher@amd.com> ---- - drivers/gpu/drm/amd/amdgpu/cik.c | 32 ++++++++++++++++++++++++++++++++ - 1 file changed, 32 insertions(+) - -diff --git a/drivers/gpu/drm/amd/amdgpu/cik.c b/drivers/gpu/drm/amd/amdgpu/cik.c -index 484710c..61689f0 100644 ---- a/drivers/gpu/drm/amd/amdgpu/cik.c -+++ b/drivers/gpu/drm/amd/amdgpu/cik.c -@@ -929,6 +929,37 @@ static bool cik_read_disabled_bios(struct amdgpu_device *adev) - return r; - } - -+static bool cik_read_bios_from_rom(struct amdgpu_device *adev, -+ u8 *bios, u32 length_bytes) -+{ -+ u32 *dw_ptr; -+ unsigned long flags; -+ u32 i, length_dw; -+ -+ if (bios == NULL) -+ return false; -+ if (length_bytes == 0) -+ return false; -+ /* APU vbios image is part of sbios image */ -+ if (adev->flags & AMD_IS_APU) -+ return false; -+ -+ dw_ptr = (u32 *)bios; -+ length_dw = ALIGN(length_bytes, 4) / 4; -+ /* take the smc lock since we are using the smc index */ -+ spin_lock_irqsave(&adev->smc_idx_lock, flags); -+ /* set rom index to 0 */ -+ WREG32(mmSMC_IND_INDEX_0, ixROM_INDEX); -+ WREG32(mmSMC_IND_DATA_0, 0); -+ /* set index to data for continous read */ -+ WREG32(mmSMC_IND_INDEX_0, ixROM_DATA); -+ for (i = 0; i < length_dw; i++) -+ dw_ptr[i] = RREG32(mmSMC_IND_DATA_0); -+ spin_unlock_irqrestore(&adev->smc_idx_lock, flags); -+ -+ return true; -+} -+ - static struct amdgpu_allowed_register_entry cik_allowed_read_registers[] = { - {mmGRBM_STATUS, false}, - {mmGB_ADDR_CONFIG, false}, -@@ -2267,6 +2298,7 @@ int cik_set_ip_blocks(struct amdgpu_device *adev) - static const struct amdgpu_asic_funcs cik_asic_funcs = - { - .read_disabled_bios = &cik_read_disabled_bios, -+ .read_bios_from_rom = &cik_read_bios_from_rom, - .read_register = &cik_read_register, - .reset = &cik_asic_reset, - .set_vga_state = &cik_vga_set_state, --- -2.7.4 - |