US 12,254,204 B2
Data storage device and method for host-controlled data compression
Prabhakar Ballapalle, Bangalore (IN); and ANup Srikanth, Bangalore (IN)
Assigned to Sandisk Technologies, Inc., Milpitas, CA (US)
Filed by Sandisk Technologies, Inc., Milpitas, CA (US)
Filed on Jul. 26, 2023, as Appl. No. 18/226,449.
Claims priority of provisional application 63/522,870, filed on Jun. 23, 2023.
Prior Publication US 2024/0427513 A1, Dec. 26, 2024
Int. Cl. G06F 3/06 (2006.01)
CPC G06F 3/0644 (2013.01) [G06F 3/0607 (2013.01); G06F 3/0679 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A data storage device comprising:
a memory; and
a processor configured to communicate with the memory and further configured to:
receive, from a host, a write command comprising a logical address and data;
receive, from the host, a vendor-specific command to compress the data, wherein the vendor-specific command is sent by the host in response to the host determining that the data storage device is operating at a utilization above a threshold; and
in response to receiving the vendor-specific command, compress the data, wherein the data is only compressed in response to receiving the vendor-specific command from the host.