mellanox/mlx4/profile.c

84 	struct mlx4_resource *profile;
88 	profile = kcalloc(MLX4_RES_NUM, sizeof(*profile), GFP_KERNEL);
89 	if (!profile)
111 	profile[MLX4_RES_QP].size     = dev_cap->qpc_entry_sz;
112 	profile[MLX4_RES_RDMARC].size = dev_cap->rdmarc_entry_sz;
113 	profile[MLX4_RES_ALTC].size   = dev_cap->altc_entry_sz;
114 	profile[MLX4_RES_AUXC].size   = dev_cap->aux_entry_sz;
115 	profile[MLX4_RES_SRQ].size    = dev_cap->srq_entry_sz;
116 	profile[MLX4_RES_CQ].size     = dev_cap->cqc_entry_sz;
117 	profile[MLX4_RES_EQ].size     = dev_cap->eqc_entry_sz;
118 	profile[MLX4_RES_DMPT].size   = dev_cap->dmpt_entry_sz;
119 	profile[MLX4_RES_CMPT].size   = dev_cap->cmpt_entry_sz;
120 	profile[MLX4_RES_MTT].size    = dev_cap->mtt_entry_sz;
121 	profile[MLX4_RES_MCG].size    = mlx4_get_mgm_entry_size(dev);
123 	profile[MLX4_RES_QP].num      = request->num_qp;
124 	profile[MLX4_RES_RDMARC].num  = request->num_qp * request->rdmarc_per_qp;
125 	profile[MLX4_RES_ALTC].num    = request->num_qp;
126 	profile[MLX4_RES_AUXC].num    = request->num_qp;
127 	profile[MLX4_RES_SRQ].num     = request->num_srq;
128 	profile[MLX4_RES_CQ].num      = request->num_cq;
129 	profile[MLX4_RES_EQ].num = mlx4_is_mfunc(dev) ? dev->phys_caps.num_phys_eqs :
131 	profile[MLX4_RES_DMPT].num    = request->num_mpt;
132 	profile[MLX4_RES_CMPT].num    = MLX4_NUM_CMPTS;
133 	profile[MLX4_RES_MTT].num     = request->num_mtt * (1 << log_mtts_per_seg);
134 	profile[MLX4_RES_MCG].num     = request->num_mcg;
137 		profile[i].type     = i;
138 		profile[i].num      = roundup_pow_of_two(profile[i].num);
139 		profile[i].log_num  = ilog2(profile[i].num);
140 		profile[i].size    *= profile[i].num;
141 		profile[i].size     = max(profile[i].size, (u64) PAGE_SIZE);
152 			if (profile[j].size > profile[j - 1].size)
153 				swap(profile[j], profile[j - 1]);
157 		if (profile[i].size) {
158 			profile[i].start = total_size;
159 			total_size	+= profile[i].size;
166 			kfree(profile);
170 		if (profile[i].size)
171 			mlx4_dbg(dev, "  profile[%2d] (%6s): 2^%02d entries @ 0x%10llx, size 0x%10llx\n",
172 				 i, res_name[profile[i].type],
173 				 profile[i].log_num,
174 				 (unsigned long long) profile[i].start,
175 				 (unsigned long long) profile[i].size);
182 		switch (profile[i].type) {
184 			dev->caps.num_qps     = profile[i].num;
185 			init_hca->qpc_base    = profile[i].start;
186 			init_hca->log_num_qps = profile[i].log_num;
190 			     request->num_qp << priv->qp_table.rdmarc_shift < profile[i].num;
194 			priv->qp_table.rdmarc_base   = (u32) profile[i].start;
195 			init_hca->rdmarc_base	     = profile[i].start;
199 			init_hca->altc_base = profile[i].start;
202 			init_hca->auxc_base = profile[i].start;
205 			dev->caps.num_srqs     = profile[i].num;
206 			init_hca->srqc_base    = profile[i].start;
207 			init_hca->log_num_srqs = profile[i].log_num;
210 			dev->caps.num_cqs     = profile[i].num;
211 			init_hca->cqc_base    = profile[i].start;
212 			init_hca->log_num_cqs = profile[i].log_num;
217 				init_hca->eqc_base    = profile[i].start;
224 				init_hca->eqc_base    = profile[i].start;
229 			dev->caps.num_mpts	= profile[i].num;
230 			priv->mr_table.mpt_base = profile[i].start;
231 			init_hca->dmpt_base	= profile[i].start;
232 			init_hca->log_mpt_sz	= profile[i].log_num;
235 			init_hca->cmpt_base	 = profile[i].start;
238 			dev->caps.num_mtts	 = profile[i].num;
239 			priv->mr_table.mtt_base	 = profile[i].start;
240 			init_hca->mtt_base	 = profile[i].start;
243 			init_hca->mc_base	  = profile[i].start;
246 			init_hca->log_mc_table_sz = profile[i].log_num;
249 				dev->caps.num_mgms = profile[i].num;
252 						profile[i].log_num - 1;
253 				dev->caps.num_mgms = profile[i].num >> 1;
254 				dev->caps.num_amgms = profile[i].num >> 1;
264 	 * of the HCA profile anyway.
268 	kfree(profile);