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From: Michael Bringmann To: ltc-virtual-io@lists.linux.ibm.com, linuxppc-dev@lists.ozlabs.org Date: Wed, 07 Dec 2016 01:14:03 -0600 In-Reply-To: <148109469581.193207.1684012254014049364.stgit@powerkvm6.aus.stglabs.ibm.com> References: <148109469581.193207.1684012254014049364.stgit@powerkvm6.aus.stglabs.ibm.com> User-Agent: StGit/0.17.1-19-gef93c MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Content-Scanned: Fidelis XPS MAILER x-cbid: 16120707-0056-0000-0000-000002241401 X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00006208; HX=3.00000240; KW=3.00000007; PH=3.00000004; SC=3.00000194; SDB=6.00790413; UDB=6.00382776; IPR=6.00568152; BA=6.00004948; NDR=6.00000001; ZLA=6.00000005; ZF=6.00000009; ZB=6.00000000; ZP=6.00000000; ZH=6.00000000; ZU=6.00000002; MB=3.00013561; XFM=3.00000011; UTC=2016-12-07 07:14:06 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 16120707-0057-0000-0000-000006572B90 Message-Id: <148109483155.193207.7458792041495158698.stgit@powerkvm6.aus.stglabs.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2016-12-06_15:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1609300000 definitions=main-1612070127 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: nfont@linux.vnet.ibm.com Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" Firmware Features: Define new bit flags representing the presence of new device tree properties "ibm,drc-info", and "ibm,dynamic-memory-v2". These flags are used to tell the front end processor when the Linux kernel supports the new properties, and by the front end processor to tell the Linux kernel that the new properties are present in the devie tree. Signed-off-by: Michael Bringmann Reviewed-by: Nathan Fontenot --- arch/powerpc/include/asm/firmware.h | 5 ++++- arch/powerpc/include/asm/prom.h | 2 ++ arch/powerpc/platforms/pseries/firmware.c | 2 ++ 3 files changed, 8 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/include/asm/firmware.h b/arch/powerpc/include/asm/firmware.h index 1e0b5a5..6b5cf38 100644 --- a/arch/powerpc/include/asm/firmware.h +++ b/arch/powerpc/include/asm/firmware.h @@ -51,6 +51,8 @@ #define FW_FEATURE_BEST_ENERGY ASM_CONST(0x0000000080000000) #define FW_FEATURE_TYPE1_AFFINITY ASM_CONST(0x0000000100000000) #define FW_FEATURE_PRRN ASM_CONST(0x0000000200000000) +#define FW_FEATURE_DYN_MEM_V2 ASM_CONST(0x0000000400000000) +#define FW_FEATURE_DRC_INFO ASM_CONST(0x0000000800000000) #ifndef __ASSEMBLY__ @@ -66,7 +68,8 @@ enum { FW_FEATURE_MULTITCE | FW_FEATURE_SPLPAR | FW_FEATURE_LPAR | FW_FEATURE_CMO | FW_FEATURE_VPHN | FW_FEATURE_XCMO | FW_FEATURE_SET_MODE | FW_FEATURE_BEST_ENERGY | - FW_FEATURE_TYPE1_AFFINITY | FW_FEATURE_PRRN, + FW_FEATURE_TYPE1_AFFINITY | FW_FEATURE_PRRN | + FW_FEATURE_DYN_MEM_V2 | FW_FEATURE_DRC_INFO, FW_FEATURE_PSERIES_ALWAYS = 0, FW_FEATURE_POWERNV_POSSIBLE = FW_FEATURE_OPAL, FW_FEATURE_POWERNV_ALWAYS = 0, diff --git a/arch/powerpc/include/asm/prom.h b/arch/powerpc/include/asm/prom.h index 7f436ba..bc7c4b5 100644 --- a/arch/powerpc/include/asm/prom.h +++ b/arch/powerpc/include/asm/prom.h @@ -155,6 +155,8 @@ struct of_drconf_cell { #define OV5_PFO_HW_842 0x0E40 /* PFO Compression Accelerator */ #define OV5_PFO_HW_ENCR 0x0E20 /* PFO Encryption Accelerator */ #define OV5_SUB_PROCESSORS 0x0F01 /* 1,2,or 4 Sub-Processors supported */ +#define OV5_DYN_MEM_V2 0x1680 /* Redef Prop Structures: dyn-mem-v2 */ +#define OV5_DRC_INFO 0x1640 /* Redef Prop Structures: drc-info */ /* Option Vector 6: IBM PAPR hints */ #define OV6_LINUX 0x02 /* Linux is our OS */ diff --git a/arch/powerpc/platforms/pseries/firmware.c b/arch/powerpc/platforms/pseries/firmware.c index ea7f09b..d2d23f5 100644 --- a/arch/powerpc/platforms/pseries/firmware.c +++ b/arch/powerpc/platforms/pseries/firmware.c @@ -113,6 +113,8 @@ struct vec5_fw_feature { vec5_fw_features_table[] = { {FW_FEATURE_TYPE1_AFFINITY, OV5_TYPE1_AFFINITY}, {FW_FEATURE_PRRN, OV5_PRRN}, + {FW_FEATURE_DYN_MEM_V2, OV5_DYN_MEM_V2}, + {FW_FEATURE_DRC_INFO, OV5_DRC_INFO}, }; static void __init fw_vec5_feature_init(const char *vec5, unsigned long len)