5 files changed, 44 insertions, 6 deletions

diff --git a/include/linux/soc/qcom/apr.h b/include/linux/soc/qcom/apr.h
index 6e1b1202e818..58fa1df96347 100644
--- a/include/linux/soc/qcom/apr.h
+++ b/include/linux/soc/qcom/apr.h
@@ -191,7 +191,7 @@ int apr_send_pkt(struct apr_device *adev, struct apr_pkt *pkt);
 gpr_port_t *gpr_alloc_port(gpr_device_t *gdev, struct device *dev,
 				gpr_port_cb cb, void *priv);
 void gpr_free_port(gpr_port_t *port);
-int gpr_send_port_pkt(gpr_port_t *port, struct gpr_pkt *pkt);
-int gpr_send_pkt(gpr_device_t *gdev, struct gpr_pkt *pkt);
+int gpr_send_port_pkt(gpr_port_t *port, const struct gpr_pkt *pkt);
+int gpr_send_pkt(gpr_device_t *gdev, const struct gpr_pkt *pkt);
 
 #endif /* __QCOM_APR_H_ */
diff --git a/include/linux/soc/qcom/llcc-qcom.h b/include/linux/soc/qcom/llcc-qcom.h
index 8243ab3a12a8..227125d84318 100644
--- a/include/linux/soc/qcom/llcc-qcom.h
+++ b/include/linux/soc/qcom/llcc-qcom.h
@@ -91,10 +91,12 @@
  * struct llcc_slice_desc - Cache slice descriptor
  * @slice_id: llcc slice id
  * @slice_size: Size allocated for the llcc slice
+ * @refcount: Atomic counter to track activate/deactivate calls
  */
 struct llcc_slice_desc {
 	u32 slice_id;
 	size_t slice_size;
+	refcount_t refcount;
 };
 
 /**
@@ -152,11 +154,10 @@ struct llcc_edac_reg_offset {
  * @edac_reg_offset: Offset of the LLCC EDAC registers
  * @lock: mutex associated with each slice
  * @cfg_size: size of the config data table
- * @max_slices: max slices as read from device tree
  * @num_banks: Number of llcc banks
- * @bitmap: Bit map to track the active slice ids
  * @ecc_irq: interrupt for llcc cache error detection and reporting
  * @ecc_irq_configured: 'True' if firmware has already configured the irq propagation
+ * @desc: Array pointer of pre-allocated LLCC slice descriptors
  * @version: Indicates the LLCC version
  */
 struct llcc_drv_data {
@@ -167,12 +168,11 @@ struct llcc_drv_data {
 	const struct llcc_edac_reg_offset *edac_reg_offset;
 	struct mutex lock;
 	u32 cfg_size;
-	u32 max_slices;
 	u32 num_banks;
-	unsigned long *bitmap;
 	int ecc_irq;
 	bool ecc_irq_configured;
 	u32 version;
+	struct llcc_slice_desc *desc;
 };
 
 #if IS_ENABLED(CONFIG_QCOM_LLCC)
diff --git a/include/linux/soc/qcom/pdr.h b/include/linux/soc/qcom/pdr.h
index 83a8ea612e69..2b7691e47c2a 100644
--- a/include/linux/soc/qcom/pdr.h
+++ b/include/linux/soc/qcom/pdr.h
@@ -5,6 +5,7 @@
 #include <linux/soc/qcom/qmi.h>
 
 #define SERVREG_NAME_LENGTH	64
+#define SERVREG_PFR_LENGTH	256
 
 struct pdr_service;
 struct pdr_handle;
diff --git a/include/linux/soc/qcom/qmi.h b/include/linux/soc/qcom/qmi.h
index 291cdc7ef49c..b9dcb437a0be 100644
--- a/include/linux/soc/qcom/qmi.h
+++ b/include/linux/soc/qcom/qmi.h
@@ -92,6 +92,18 @@ struct qmi_elem_info {
 #define QMI_ERR_INCOMPATIBLE_STATE_V01		90
 #define QMI_ERR_NOT_SUPPORTED_V01		94
 
+/*
+ * Enumerate the IDs of the QMI services
+ */
+#define QMI_SERVICE_ID_TEST		0x0f	/*   15 */
+#define QMI_SERVICE_ID_SSCTL		0x2b	/*   43 */
+#define QMI_SERVICE_ID_IPA		0x31	/*   49 */
+#define QMI_SERVICE_ID_SERVREG_LOC	0x40	/*   64 */
+#define QMI_SERVICE_ID_SERVREG_NOTIF	0x42	/*   66 */
+#define QMI_SERVICE_ID_WLFW		0x45	/*   69 */
+#define QMI_SERVICE_ID_SLIMBUS		0x301	/*  769 */
+#define QMI_SERVICE_ID_USB_AUDIO_STREAM 0x41d	/* 1053 */
+
 /**
  * struct qmi_response_type_v01 - common response header (decoded)
  * @result:	result of the transaction
diff --git a/include/linux/soc/qcom/ubwc.h b/include/linux/soc/qcom/ubwc.h
index f052e241736c..f5d0e2341261 100644
--- a/include/linux/soc/qcom/ubwc.h
+++ b/include/linux/soc/qcom/ubwc.h
@@ -74,4 +74,29 @@ static inline bool qcom_ubwc_get_ubwc_mode(const struct qcom_ubwc_cfg_data *cfg)
 	return ret;
 }
 
+/*
+ * This is the best guess, based on the MDSS driver, which worked so far.
+ */
+static inline bool qcom_ubwc_min_acc_length_64b(const struct qcom_ubwc_cfg_data *cfg)
+{
+	return cfg->ubwc_enc_version == UBWC_1_0 &&
+		(cfg->ubwc_dec_version == UBWC_2_0 ||
+		 cfg->ubwc_dec_version == UBWC_3_0);
+}
+
+static inline bool qcom_ubwc_macrotile_mode(const struct qcom_ubwc_cfg_data *cfg)
+{
+	return cfg->macrotile_mode;
+}
+
+static inline bool qcom_ubwc_bank_spread(const struct qcom_ubwc_cfg_data *cfg)
+{
+	return cfg->ubwc_bank_spread;
+}
+
+static inline u32 qcom_ubwc_swizzle(const struct qcom_ubwc_cfg_data *cfg)
+{
+	return cfg->ubwc_swizzle;
+}
+
 #endif /* __QCOM_UBWC_H__ */