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Commit a7b6e01b authored by Alok Pandey's avatar Alok Pandey
Browse files

msm: camera: icp: setting QoS for a5 firmware 



It sets the bus access priority for A5 core.

Change-Id: Ic110bc10d14ea512f79dfff361e61db4e9db6fe7
Signed-off-by: default avatarAlok Pandey <akumarpa@codeaurora.org>
parent 1bbe1abe

drivers/media/platform/msm/camera/cam_icp/icp_hw/a5_hw/a5_core.c

+9 −0
Original line number Diff line number Diff line
@@ -241,6 +241,7 @@ int cam_a5_init_hw(void *device_priv, 
	struct cam_hw_info *a5_dev = device_priv;

	struct cam_hw_soc_info *soc_info = NULL;

	struct cam_a5_device_core_info *core_info = NULL;

	struct a5_soc_info *a5_soc_info;

	struct cam_icp_cpas_vote cpas_vote;

	int rc = 0;
@@ -258,6 +259,8 @@ int cam_a5_init_hw(void *device_priv, 
		return -EINVAL;

	}



	a5_soc_info = soc_info->soc_private;



	cpas_vote.ahb_vote.type = CAM_VOTE_ABSOLUTE;

	cpas_vote.ahb_vote.vote.level = CAM_SVS_VOTE;

	cpas_vote.axi_vote.num_paths = 1;
@@ -291,6 +294,12 @@ int cam_a5_init_hw(void *device_priv, 
			CAM_ERR(CAM_ICP, "cpas stop is failed");

		else

			core_info->cpas_start = false;

	} else {

		CAM_DBG(CAM_ICP, "a5_qos %d", a5_soc_info->a5_qos_val);

		if (a5_soc_info->a5_qos_val)

			cam_io_w_mb(a5_soc_info->a5_qos_val,

				soc_info->reg_map[A5_SIERRA_BASE].mem_base +

				ICP_SIERRA_A5_CSR_ACCESS);

	}



error:

drivers/media/platform/msm/camera/cam_icp/icp_hw/a5_hw/a5_core.h

+2 −0
Original line number Diff line number Diff line
@@ -20,6 +20,8 @@ 
#define A5_WDT_0                0x2

#define A5_WDT_1                0x4



#define ICP_SIERRA_A5_CSR_ACCESS 0x3C



#define ELF_GUARD_PAGE          (2 * 1024 * 1024)



struct cam_a5_device_hw_info {

drivers/media/platform/msm/camera/cam_icp/icp_hw/a5_hw/a5_soc.c

+7 −0
Original line number Diff line number Diff line
@@ -40,6 +40,13 @@ static int cam_a5_get_dt_properties(struct cam_hw_soc_info *soc_info) 
		goto end;

	}



	rc = of_property_read_u32(of_node, "qos-val",

		&a5_soc_info->a5_qos_val);

	if (rc < 0) {

		CAM_WARN(CAM_ICP, "QoS need not be set");

		a5_soc_info->a5_qos_val = 0;

	}



	ubwc_cfg_ext = &a5_soc_info->uconfig.ubwc_cfg_ext;

	num_ubwc_cfg = of_property_count_u32_elems(of_node,

		"ubwc-ipe-fetch-cfg");

drivers/media/platform/msm/camera/cam_icp/icp_hw/a5_hw/a5_soc.h

+1 −0
Original line number Diff line number Diff line
@@ -20,6 +20,7 @@ struct a5_ubwc_cfg_ext { 
struct a5_soc_info {

	char *fw_name;

	bool ubwc_config_ext;

	uint32_t a5_qos_val;

	union {

		uint32_t ubwc_cfg[ICP_UBWC_MAX];

		struct a5_ubwc_cfg_ext ubwc_cfg_ext;