[PATCH] drm/i915/gvt: Add more tracked display and debug MMIOs
Zhenyu Wang
zhenyuw at linux.intel.com
Tue Apr 17 02:54:05 UTC 2018
On 2018.04.13 14:59:42 +0800, changbin.du at intel.com wrote:
> From: Changbin Du <changbin.du at intel.com>
>
> Add more display and debug registers to suppress below error storm.
>
Looks it's funny that disable_warn_untrack could never be true, so we
keep print those errors. As the original purpose is to warn us to
lookup those unhandled regs to check if any mediation is required but
seems currently just a burden that we want to remove those warns
everytime. So why not just turn it into debug output and remove funny
disable_warn_untrack?
> [ 1040.871877] gvt: vgpu 6: untracked MMIO 00068260 len 4
> [ 1040.871882] gvt: vgpu 6: untracked MMIO 000682d0 len 4
> [ 1040.871887] gvt: vgpu 6: untracked MMIO 00068960 len 4
> [ 1040.871888] gvt: vgpu 7: untracked MMIO 00070020 len 4
> [ 1040.871892] gvt: vgpu 6: untracked MMIO 000689d0 len 4
> [ 1040.871897] gvt: vgpu 6: untracked MMIO 00068a60 len 4
> [ 1040.871902] gvt: vgpu 7: untracked MMIO 00070050 len 4
> [ 1040.871907] gvt: vgpu 6: untracked MMIO 00068ad0 len 4
> [ 1040.871913] gvt: vgpu 7: untracked MMIO 00071020 len 4
> [ 1040.871914] gvt: vgpu 6: untracked MMIO 00069160 len 4
> [ 1040.871919] gvt: vgpu 6: untracked MMIO 000691d0 len 4
> [ 1040.871923] gvt: vgpu 7: untracked MMIO 00072020 len 4
> [ 1040.871970] gvt: vgpu 6: untracked MMIO 00064c00 len 4
> [ 1040.871976] gvt: vgpu 6: untracked MMIO 00064c10 len 4
> [ 1040.871982] gvt: vgpu 6: untracked MMIO 00064c20 len 4
> [ 1040.871994] gvt: vgpu 6: untracked MMIO 00064c80 len 4
> [ 1040.872001] gvt: vgpu 6: untracked MMIO 00064c90 len 4
> [ 1040.872009] gvt: vgpu 6: untracked MMIO 00064ca0 len 4
> [ 1040.872023] gvt: vgpu 6: untracked MMIO 00051010 len 4
> [ 1040.872029] gvt: vgpu 6: untracked MMIO 00051020 len 4
> [ 1040.872037] gvt: vgpu 6: untracked MMIO 00051080 len 4
> [ 1040.872055] gvt: vgpu 6: untracked MMIO 0004540c len 4
> [ 1040.872062] gvt: vgpu 6: untracked MMIO 00060800 len 4
> [ 1040.872068] gvt: vgpu 6: untracked MMIO 00061800 len 4
> [ 1040.872074] gvt: vgpu 6: untracked MMIO 00062800 len 4
> [ 1040.872080] gvt: vgpu 6: untracked MMIO 0006f800 len 4
> [ 1040.872086] gvt: vgpu 6: untracked MMIO 0006f900 len 4
> [ 1040.872115] gvt: vgpu 6: untracked MMIO 00070480 len 4
> [ 1040.872133] gvt: vgpu 6: untracked MMIO 00071480 len 4
> [ 1040.872171] gvt: vgpu 3: untracked MMIO 0001c238 len 4
> [ 1040.872174] gvt: vgpu 4: untracked MMIO 0001c238 len 4
> [ 1040.872175] gvt: vgpu 6: untracked MMIO 00060050 len 4
> [ 1040.872179] gvt: vgpu 4: untracked MMIO 0001c370 len 4
> [ 1040.872180] gvt: vgpu 3: untracked MMIO 0001c370 len 4
> [ 1040.872181] gvt: vgpu 6: untracked MMIO 00060060 len 4
> [ 1040.872183] gvt: vgpu 4: untracked MMIO 0001c374 len 4
> [ 1040.872185] gvt: vgpu 3: untracked MMIO 0001c374 len 4
> [ 1040.872186] gvt: vgpu 6: untracked MMIO 00060080 len 4
> [ 1040.872187] gvt: vgpu 4: untracked MMIO 0001c378 len 4
> [ 1040.872189] gvt: vgpu 3: untracked MMIO 0001c378 len 4
>
> Signed-off-by: Changbin Du <changbin.du at intel.com>
> ---
> drivers/gpu/drm/i915/gvt/handlers.c | 58 +++++++++++++++++++++++++++++++++++++
> 1 file changed, 58 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c
> index a33c1c3e..f51b3b2 100644
> --- a/drivers/gpu/drm/i915/gvt/handlers.c
> +++ b/drivers/gpu/drm/i915/gvt/handlers.c
> @@ -2623,6 +2623,49 @@ static int init_broadwell_mmio_info(struct intel_gvt *gvt)
> MMIO_DFH(_MMIO(0xe2a0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
> MMIO_DFH(_MMIO(0xe2b0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
> MMIO_DFH(_MMIO(0xe2c0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
> +
> + /* Transcoder debug regs. */
> + MMIO_D(_MMIO(0x70050), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x71050), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x72050), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x73050), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x7B050), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x7B850), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x7D050), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x7E050), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x7F050), D_BDW_PLUS);
> +
> + /* Transcoder 3D ctrl regs. */
> + MMIO_D(_MMIO(0x70020), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x71020), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x72020), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x73020), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x7B020), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x7B820), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x7F020), D_BDW_PLUS);
> +
> + MMIO_D(_MMIO(_PHY_CTL_FAMILY_EDP), D_BDW_PLUS);
> + MMIO_D(_MMIO(_PHY_CTL_FAMILY_DDI), D_BDW_PLUS);
> + MMIO_D(_MMIO(_PHY_CTL_FAMILY_DDI_C), D_BDW_PLUS);
> +
> + MMIO_D(HSW_PWR_WELL_CTL5, D_BDW_PLUS);
> + MMIO_D(HSW_PWR_WELL_CTL6, D_BDW_PLUS);
> +
> + MMIO_D(_MMIO(0x60800), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x61800), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x62800), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x63800), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x6F800), D_BDW_PLUS);
> +
> + MMIO_D(_MMIO(0x1C238), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x1C370), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x1C374), D_BDW_PLUS);
> + MMIO_D(_MMIO(0x1C378), D_BDW_PLUS);
> +
> + MMIO_D(PIPE_CRC_CTL(PIPE_A), D_BDW_PLUS);
> + MMIO_D(PIPE_CRC_CTL(PIPE_B), D_BDW_PLUS);
> + MMIO_D(PIPE_CRC_CTL(PIPE_C), D_BDW_PLUS);
> +
> return 0;
> }
>
> @@ -2859,6 +2902,21 @@ static int init_skl_mmio_info(struct intel_gvt *gvt)
> MMIO_D(_MMIO(_PLANE_KEYMSK_1(PIPE_B)), D_SKL_PLUS);
> MMIO_D(_MMIO(_PLANE_KEYMSK_1(PIPE_C)), D_SKL_PLUS);
>
> + MMIO_D(SKL_PS_PWR_GATE(PIPE_A, 0), D_SKL_PLUS);
> + MMIO_D(SKL_PS_PWR_GATE(PIPE_A, 1), D_SKL_PLUS);
> + MMIO_D(SKL_PS_PWR_GATE(PIPE_B, 0), D_SKL_PLUS);
> + MMIO_D(SKL_PS_PWR_GATE(PIPE_B, 1), D_SKL_PLUS);
> + MMIO_D(SKL_PS_PWR_GATE(PIPE_C, 0), D_SKL_PLUS);
> + MMIO_D(SKL_PS_PWR_GATE(PIPE_C, 1), D_SKL_PLUS);
> +
> + MMIO_D(_MMIO(_PS_ECC_STAT_1A), D_SKL_PLUS);
> + MMIO_D(_MMIO(_PS_ECC_STAT_2A), D_SKL_PLUS);
> + MMIO_D(_MMIO(_PS_ECC_STAT_1B), D_SKL_PLUS);
> + MMIO_D(_MMIO(_PS_ECC_STAT_2B), D_SKL_PLUS);
> + MMIO_D(_MMIO(_PS_ECC_STAT_1C), D_SKL_PLUS);
> +
> + MMIO_D(EDP_PSR2_CTL, D_SKL_PLUS);
> +
> MMIO_D(_MMIO(0x44500), D_SKL_PLUS);
> MMIO_DFH(GEN9_CSFE_CHICKEN1_RCS, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
> MMIO_DFH(GEN8_HDC_CHICKEN1, D_SKL | D_KBL, F_MODE_MASK | F_CMD_ACCESS,
> --
> 2.7.4
>
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> intel-gvt-dev at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gvt-dev
--
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