mmc: cmdq_hci: ice: Changes for supporting ICE HCI in CMDQ mode
On SDHC v5.0 onwards, SDHC includes the inline interface
for cryptographic operations which is ICE HCI.
This patch includes the driver changes for supporting crypto
operations with ICE HCI in cmdq mode.
Change-Id: I618a0a4b7356f2f19c31d67fca1664daa51b09f9
Signed-off-by: Veerabhadrarao Badiganti <vbadigan@codeaurora.org>
diff --git a/drivers/mmc/host/cmdq_hci.h b/drivers/mmc/host/cmdq_hci.h
index 8e9f765..4aa6ceb 100644
--- a/drivers/mmc/host/cmdq_hci.h
+++ b/drivers/mmc/host/cmdq_hci.h
@@ -18,11 +18,13 @@
#define CQVER 0x00
/* capabilities */
#define CQCAP 0x04
+#define CQCAP_CS (1 << 28)
/* configuration */
#define CQCFG 0x08
#define CQ_DCMD 0x00001000
#define CQ_TASK_DESC_SZ 0x00000100
#define CQ_ENABLE 0x00000001
+#define CQ_ICE_ENABLE 0x00000002
/* control */
#define CQCTL 0x0C
@@ -144,6 +146,9 @@
#define CQ_VENDOR_CFG 0x100
#define CMDQ_SEND_STATUS_TRIGGER (1 << 31)
+#define CQ_TASK_DESC_TASK_PARAMS_SIZE 8
+#define CQ_TASK_DESC_ICE_PARAMS_SIZE 8
+
struct task_history {
u64 task;
bool is_dcmd;
@@ -161,6 +166,7 @@
u32 dcmd_slot;
u32 caps;
#define CMDQ_TASK_DESC_SZ_128 0x1
+#define CMDQ_CAP_CRYPTO_SUPPORT 0x2
u32 quirks;
#define CMDQ_QUIRK_SHORT_TXFR_DESC_SZ 0x1
@@ -209,7 +215,7 @@
int (*reset)(struct mmc_host *mmc);
void (*post_cqe_halt)(struct mmc_host *mmc);
int (*crypto_cfg)(struct mmc_host *mmc, struct mmc_request *mrq,
- u32 slot);
+ u32 slot, u64 *ice_ctx);
void (*crypto_cfg_reset)(struct mmc_host *mmc, unsigned int slot);
};