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riscv64: sg2042: hack: support AMD graphics cards #4

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Merged
MingcongBai merged 5 commits into from
Jun 5, 2025
Merged

riscv64: sg2042: hack: support AMD graphics cards #4

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ec47832
RISCV64: SG2042: HACK: pcie: sg2042: add PCIE_SG2042_HACK option
RevySR Jun 4, 2025
47afc79
RISCV64: SG2042: HACK: ttm: disallow cached mapping
Icenowy Jun 4, 2025
584a95b
RISCV64: SG2042: HACK: radeon: force 64-bit msi to fit top intc
Icenowy Jun 4, 2025
7b4d4ad
RISCV64: SG2042: HACK: nvidia hda: force msi
Icenowy Jun 4, 2025
a965774
RISCV64: SG2042: HACK: disable Warning firmware error detected FWSM: …
unicornx Jun 4, 2025
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RISCV64: SG2042: HACK: radeon: force 64-bit msi to fit top intc 
Signed-off-by: Icenowy Zheng <[email protected]>
Signed-off-by: Han Gao <[email protected]>
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@Icenowy @RevySR
Icenowy authored and RevySR committed Jun 4, 2025
commit 584a95b57092861fd6feb79b450891e4e27c0858
2 changes: 2 additions & 0 deletions drivers/gpu/drm/radeon/radeon_irq_kms.c
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Original file line number Diff line number Diff line change
Expand Up @@ -251,10 +251,12 @@ static bool radeon_msi_ok(struct radeon_device *rdev)
* of address for "64-bit" MSIs which breaks on some platforms, notably
* IBM POWER servers, so we limit them
*/
#if !defined(CONFIG_PCIE_SG2042_HACK)
if (rdev->family < CHIP_BONAIRE) {
dev_info(rdev->dev, "radeon: MSI limited to 32-bit\n");
rdev->pdev->no_64bit_msi = 1;
}
#endif

/* force MSI on */
if (radeon_msi == 1)
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5 changes: 5 additions & 0 deletions sound/pci/hda/hda_intel.c
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Expand Up @@ -301,9 +301,14 @@ enum {
AZX_DCAPS_SNOOP_TYPE(ATI))

/* quirks for ATI/AMD HDMI */
#if defined(CONFIG_PCIE_SG2042_HACK)
#define AZX_DCAPS_PRESET_ATI_HDMI \
(AZX_DCAPS_NO_TCSEL | AZX_DCAPS_POSFIX_LPIB)
#else
#define AZX_DCAPS_PRESET_ATI_HDMI \
(AZX_DCAPS_NO_TCSEL | AZX_DCAPS_POSFIX_LPIB|\
AZX_DCAPS_NO_MSI64)
#endif

/* quirks for ATI HDMI with snoop off */
#define AZX_DCAPS_PRESET_ATI_HDMI_NS \
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