From: "Bhardwaj, Rajneesh" <rajneesh.bhardwaj@linux.intel.com>
To: Andy Shevchenko <andy.shevchenko@gmail.com>,
Anshuman Gupta <anshuman.gupta@intel.com>
Cc: Platform Driver <platform-driver-x86@vger.kernel.org>,
Darren Hart <dvhart@infradead.org>,
Andy Shevchenko <andy@infradead.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
"David E. Box" <david.e.box@intel.com>,
Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Subject: Re: [PATCH 08/10] platform/x86: intel_pmc_core: Add ICL platform support
Date: Wed, 13 Feb 2019 20:47:18 +0530 [thread overview]
Message-ID: <49d30940-8520-b4a1-869b-00af8154e9fa@linux.intel.com> (raw)
In-Reply-To: <CAHp75Ve+Sxes8Zb0AtZ81nJTjPsrKokDzOZnZxSe=C-k_Oo5MQ@mail.gmail.com>
On 12-Feb-19 3:48 PM, Andy Shevchenko wrote:
> On Tue, Feb 12, 2019 at 11:46 AM Anshuman Gupta
> <anshuman.gupta@intel.com> wrote:
>> On Fri, Feb 01, 2019 at 01:02:32PM +0530, Rajneesh Bhardwaj wrote:
>>> Icelake can resue most of the CNL PCH IPs as they are mostly similar.
>>> This patch enables the PMC Core driver for ICL family.
>>>
>>> It also addresses few other minor issues like upper case conversions and
>>> some tab alignments.
>>>
>>> Cc: "David E. Box" <david.e.box@intel.com>
>>> Cc: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
>>> Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@linux.intel.com>
>> Acked-and-tested-by: <anshuman.gupta@intel.com>
> Thanks.
>
> Can you clarify what patches had been tested?
> As far as I can understand you can't test this one before applying
> previous seven patches.
>
> Rajneesh, when you will be about to send the rest, don't forget to
> append the received tags.
Sure Andy. I have sent the v2, incorporating tags and other suggestions
that came over last two weeks.
>
>>> ---
>>> drivers/platform/x86/intel_pmc_core.c | 59 +++++++++++++++++++++------
>>> drivers/platform/x86/intel_pmc_core.h | 4 ++
>>> 2 files changed, 50 insertions(+), 13 deletions(-)
>>>
>>> diff --git a/drivers/platform/x86/intel_pmc_core.c b/drivers/platform/x86/intel_pmc_core.c
>>> index d3752d75075b..400946b7a3b5 100644
>>> --- a/drivers/platform/x86/intel_pmc_core.c
>>> +++ b/drivers/platform/x86/intel_pmc_core.c
>>> @@ -166,25 +166,26 @@ static const struct pmc_bit_map cnp_pfear_map[] = {
>>> {"SDX", BIT(4)},
>>> {"SPE", BIT(5)},
>>> {"Fuse", BIT(6)},
>>> - {"Res_23", BIT(7)},
>>> + /* Reserved for Cannonlake but valid for Icelake */
>>> + {"SBR8", BIT(7)},
>>>
>>> {"CSME_FSC", BIT(0)},
>>> {"USB3_OTG", BIT(1)},
>>> {"EXI", BIT(2)},
>>> {"CSE", BIT(3)},
>>> - {"csme_kvm", BIT(4)},
>>> - {"csme_pmt", BIT(5)},
>>> - {"csme_clink", BIT(6)},
>>> - {"csme_ptio", BIT(7)},
>>> -
>>> - {"csme_usbr", BIT(0)},
>>> - {"csme_susram", BIT(1)},
>>> - {"csme_smt1", BIT(2)},
>>> + {"CSME_KVM", BIT(4)},
>>> + {"CSME_PMT", BIT(5)},
>>> + {"CSME_CLINK", BIT(6)},
>>> + {"CSME_PTIO", BIT(7)},
>>> +
>>> + {"CSME_USBR", BIT(0)},
>>> + {"CSME_SUSRAM", BIT(1)},
>>> + {"CSME_SMT1", BIT(2)},
>>> {"CSME_SMT4", BIT(3)},
>>> - {"csme_sms2", BIT(4)},
>>> - {"csme_sms1", BIT(5)},
>>> - {"csme_rtc", BIT(6)},
>>> - {"csme_psf", BIT(7)},
>>> + {"CSME_SMS2", BIT(4)},
>>> + {"CSME_SMS1", BIT(5)},
>>> + {"CSME_RTC", BIT(6)},
>>> + {"CSME_PSF", BIT(7)},
>>>
>>> {"SBR0", BIT(0)},
>>> {"SBR1", BIT(1)},
>>> @@ -209,6 +210,20 @@ static const struct pmc_bit_map cnp_pfear_map[] = {
>>> {"HDA_PGD4", BIT(2)},
>>> {"HDA_PGD5", BIT(3)},
>>> {"HDA_PGD6", BIT(4)},
>>> + /* Reserved for Cannonlake but valid for Icelake */
>>> + {"PSF6", BIT(5)},
>>> + {"PSF7", BIT(6)},
>>> + {"PSF8", BIT(7)},
>>> +
>>> + /* Icelake generation onwards only */
>>> + {"RES_65", BIT(0)},
>>> + {"RES_66", BIT(1)},
>>> + {"RES_67", BIT(2)},
>>> + {"TAM", BIT(3)},
>>> + {"GBETSN", BIT(4)},
>>> + {"TBTLSX", BIT(5)},
>>> + {"RES_71", BIT(6)},
>>> + {"RES_72", BIT(7)},
>>> {}
>>> };
>>>
>>> @@ -290,6 +305,8 @@ static const struct pmc_bit_map cnp_ltr_show_map[] = {
>>> {"ISH", CNP_PMC_LTR_ISH},
>>> {"UFSX2", CNP_PMC_LTR_UFSX2},
>>> {"EMMC", CNP_PMC_LTR_EMMC},
>>> + /* Reserved for Cannonlake but valid for Icelake */
>>> + {"WIGIG", ICL_PMC_LTR_WIGIG},
>>> /* Below two cannot be used for LTR_IGNORE */
>>> {"CURRENT_PLATFORM", CNP_PMC_LTR_CUR_PLT},
>>> {"AGGREGATED_SYSTEM", CNP_PMC_LTR_CUR_ASLT},
>>> @@ -311,6 +328,21 @@ static const struct pmc_reg_map cnp_reg_map = {
>>> .ltr_ignore_max = CNP_NUM_IP_IGN_ALLOWED,
>>> };
>>>
>>> +static const struct pmc_reg_map icl_reg_map = {
>>> + .pfear_sts = cnp_pfear_map,
>>> + .slp_s0_offset = CNP_PMC_SLP_S0_RES_COUNTER_OFFSET,
>>> + .slps0_dbg_maps = cnp_slps0_dbg_maps,
>>> + .ltr_show_sts = cnp_ltr_show_map,
>>> + .slps0_dbg_offset = CNP_PMC_SLPS0_DBG_OFFSET,
>>> + .ltr_ignore_offset = CNP_PMC_LTR_IGNORE_OFFSET,
>>> + .regmap_length = CNP_PMC_MMIO_REG_LEN,
>>> + .ppfear0_offset = CNP_PMC_HOST_PPFEAR0A,
>>> + .ppfear_buckets = ICL_PPFEAR_NUM_ENTRIES,
>>> + .pm_cfg_offset = CNP_PMC_PM_CFG_OFFSET,
>>> + .pm_read_disable_bit = CNP_PMC_READ_DISABLE_BIT,
>>> + .ltr_ignore_max = ICL_NUM_IP_IGN_ALLOWED,
>>> +};
>>> +
>>> static inline u8 pmc_core_reg_read_byte(struct pmc_dev *pmcdev, int offset)
>>> {
>>> return readb(pmcdev->regbase + offset);
>>> @@ -740,6 +772,7 @@ static const struct x86_cpu_id intel_pmc_core_ids[] = {
>>> INTEL_CPU_FAM6(KABYLAKE_MOBILE, spt_reg_map),
>>> INTEL_CPU_FAM6(KABYLAKE_DESKTOP, spt_reg_map),
>>> INTEL_CPU_FAM6(CANNONLAKE_MOBILE, cnp_reg_map),
>>> + INTEL_CPU_FAM6(ICELAKE_MOBILE, icl_reg_map),
>>> {}
>>> };
>>>
>>> diff --git a/drivers/platform/x86/intel_pmc_core.h b/drivers/platform/x86/intel_pmc_core.h
>>> index 0680ca397b57..78dd4229489d 100644
>>> --- a/drivers/platform/x86/intel_pmc_core.h
>>> +++ b/drivers/platform/x86/intel_pmc_core.h
>>> @@ -178,6 +178,10 @@ enum ppfear_regs {
>>> #define LTR_REQ_SNOOP BIT(15)
>>> #define LTR_REQ_NONSNOOP BIT(31)
>>>
>>> +#define ICL_PPFEAR_NUM_ENTRIES 9
>>> +#define ICL_NUM_IP_IGN_ALLOWED 20
>>> +#define ICL_PMC_LTR_WIGIG 0x1BFC
>>> +
>>> struct pmc_bit_map {
>>> const char *name;
>>> u32 bit_mask;
>>> --
>>> 2.17.1
>>>
>> --
>
>
next prev parent reply other threads:[~2019-02-13 15:17 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-01 7:32 [PATCH 00/10] ICL support and other enhancements for PMC Core Rajneesh Bhardwaj
2019-02-01 7:32 ` [PATCH 01/10] platform/x86: intel_pmc_core: Handle CFL regmap properly Rajneesh Bhardwaj
2019-02-01 7:32 ` [PATCH 02/10] platform/x86: intel_pmc_core: Fix PCH IP sts reading Rajneesh Bhardwaj
2019-02-01 7:32 ` [PATCH 03/10] platform/x86: intel_pmc_core: Fix PCH IP name Rajneesh Bhardwaj
2019-02-01 7:32 ` [PATCH 04/10] platform/x86: intel_pmc_core: Fix file permissions for ltr_show Rajneesh Bhardwaj
2019-02-01 7:32 ` [PATCH 05/10] platform/x86: intel_pmc_core: Include Reserved IP for LTR Rajneesh Bhardwaj
2019-02-01 7:32 ` [PATCH 06/10] x86/cpu: Add Icelake to Intel family Rajneesh Bhardwaj
2019-02-04 17:34 ` Thomas Gleixner
2019-02-05 3:51 ` Bhardwaj, Rajneesh
2019-02-01 7:32 ` [PATCH 07/10] platform/x86: intel_pmc_core: Convert to INTEL_CPU_FAM6 macro Rajneesh Bhardwaj
2019-02-01 7:32 ` [PATCH 08/10] platform/x86: intel_pmc_core: Add ICL platform support Rajneesh Bhardwaj
2019-02-12 9:43 ` Anshuman Gupta
2019-02-12 10:18 ` Andy Shevchenko
2019-02-13 15:17 ` Bhardwaj, Rajneesh [this message]
2019-02-01 7:32 ` [PATCH 09/10] platform/x86: intel_pmc_core: Add Package cstates residency info Rajneesh Bhardwaj
2019-02-11 16:41 ` Anshuman Gupta
2019-02-11 18:31 ` Bhardwaj, Rajneesh
2019-02-12 10:25 ` Andy Shevchenko
2019-02-12 10:34 ` Bhardwaj, Rajneesh
2019-02-12 10:38 ` Andy Shevchenko
2019-02-01 7:32 ` [PATCH 10/10] platform/x86: intel_pmc_core: Quirk to ignore XTAL shutdown Rajneesh Bhardwaj
2019-02-05 18:06 ` [PATCH 00/10] ICL support and other enhancements for PMC Core Andy Shevchenko
2019-02-05 18:13 ` Bhardwaj, Rajneesh
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